3564 lines
100 KiB
C++
3564 lines
100 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: mathplot.cpp
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// Purpose: Framework for plotting in wxWindows
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// Original Author: David Schalig
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// Maintainer: Davide Rondini
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// Contributors: Jose Luis Blanco, Val Greene, Maciej Suminski, Tomasz Wlostowski
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// Created: 21/07/2003
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// Last edit: 25/08/2016
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// Copyright: (c) David Schalig, Davide Rondini
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#include <wx/window.h>
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// Comment out for release operation:
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// (Added by J.L.Blanco, Aug 2007)
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//#define MATHPLOT_DO_LOGGING
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/object.h"
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#include "wx/font.h"
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#include "wx/colour.h"
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#include "wx/sizer.h"
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#include "wx/intl.h"
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#include "wx/dcclient.h"
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#include "wx/cursor.h"
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#endif
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#include <widgets/mathplot.h>
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#include <wx/module.h>
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#include <wx/image.h>
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#include <cmath>
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#include <cstdio> // used only for debug
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#include <ctime> // used for representation of x axes involving date
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#include <set>
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// Memory leak debugging
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#endif
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// Legend margins
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#define mpLEGEND_MARGIN 5
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#define mpLEGEND_LINEWIDTH 10
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// Number of pixels to scroll when scrolling by a line
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#define mpSCROLL_NUM_PIXELS_PER_LINE 10
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// See doxygen comments.
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double mpWindow::zoomIncrementalFactor = 1.1;
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// -----------------------------------------------------------------------------
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// mpLayer
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// -----------------------------------------------------------------------------
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IMPLEMENT_ABSTRACT_CLASS( mpLayer, wxObject )
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mpLayer::mpLayer() : m_type( mpLAYER_UNDEF )
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{
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SetPen( (wxPen&) *wxBLACK_PEN );
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SetFont( (wxFont&) *wxNORMAL_FONT );
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m_continuous = false; // Default
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m_showName = true; // Default
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m_drawOutsideMargins = false;
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m_visible = true;
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}
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wxBitmap mpLayer::GetColourSquare( int side ) const
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{
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wxBitmap square( side, side, -1 );
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wxColour filler = m_pen.GetColour();
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wxBrush brush( filler, wxBRUSHSTYLE_SOLID );
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wxMemoryDC dc;
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dc.SelectObject( square );
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dc.SetBackground( brush );
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dc.Clear();
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dc.SelectObject( wxNullBitmap );
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return square;
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}
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// -----------------------------------------------------------------------------
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// mpInfoLayer
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// -----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS( mpInfoLayer, mpLayer )
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mpInfoLayer::mpInfoLayer()
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{
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m_dim = wxRect( 0, 0, 1, 1 );
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m_brush = *wxTRANSPARENT_BRUSH;
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m_reference.x = 0; m_reference.y = 0;
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m_winX = 1; // parent->GetScrX();
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m_winY = 1; // parent->GetScrY();
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m_type = mpLAYER_INFO;
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}
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mpInfoLayer::mpInfoLayer( wxRect rect, const wxBrush* brush ) : m_dim( rect )
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{
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m_brush = *brush;
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m_reference.x = rect.x;
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m_reference.y = rect.y;
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m_winX = 1; // parent->GetScrX();
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m_winY = 1; // parent->GetScrY();
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m_type = mpLAYER_INFO;
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}
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mpInfoLayer::~mpInfoLayer()
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{
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}
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void mpInfoLayer::UpdateInfo( mpWindow& w, wxEvent& event )
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{
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}
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bool mpInfoLayer::Inside( wxPoint& point )
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{
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return m_dim.Contains( point );
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}
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void mpInfoLayer::Move( wxPoint delta )
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{
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m_dim.SetX( m_reference.x + delta.x );
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m_dim.SetY( m_reference.y + delta.y );
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}
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void mpInfoLayer::UpdateReference()
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{
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m_reference.x = m_dim.x;
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m_reference.y = m_dim.y;
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}
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void mpInfoLayer::Plot( wxDC& dc, mpWindow& w )
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{
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if( m_visible )
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{
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// Adjust relative position inside the window
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int scrx = w.GetScrX();
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int scry = w.GetScrY();
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// Avoid dividing by 0
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if( scrx == 0 )
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scrx = 1;
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if( scry == 0 )
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scry = 1;
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if( (m_winX != scrx) || (m_winY != scry) )
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{
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if( m_winX > 1 )
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m_dim.x = (int) floor( (double) (m_dim.x * scrx / m_winX) );
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if( m_winY > 1 )
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{
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m_dim.y = (int) floor( (double) (m_dim.y * scry / m_winY) );
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UpdateReference();
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}
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// Finally update window size
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m_winX = scrx;
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m_winY = scry;
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}
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dc.SetPen( m_pen );
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// wxImage image0(wxT("pixel.png"), wxBITMAP_TYPE_PNG);
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// wxBitmap image1(image0);
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// wxBrush semiWhite(image1);
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dc.SetBrush( m_brush );
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dc.DrawRectangle( m_dim.x, m_dim.y, m_dim.width, m_dim.height );
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}
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}
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wxPoint mpInfoLayer::GetPosition() const
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{
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return m_dim.GetPosition();
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}
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wxSize mpInfoLayer::GetSize() const
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{
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return m_dim.GetSize();
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}
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mpInfoCoords::mpInfoCoords() : mpInfoLayer()
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{
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}
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mpInfoCoords::mpInfoCoords( wxRect rect, const wxBrush* brush ) : mpInfoLayer( rect, brush )
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{
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}
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mpInfoCoords::~mpInfoCoords()
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{
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}
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void mpInfoCoords::UpdateInfo( mpWindow& w, wxEvent& event )
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{
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if( event.GetEventType() == wxEVT_MOTION )
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{
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/* It seems that Windows port of wxWidgets don't support multi-line test to be drawn in a wxDC.
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* wxGTK instead works perfectly with it.
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* Info on wxForum: http://wxforum.shadonet.com/viewtopic.php?t=3451&highlight=drawtext+eol */
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#ifdef _WINDOWS
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// FIXME m_content.Printf(wxT("x = %f y = %f"), XScale().P2x(w, mouseX), YScale().P2x(w, mouseY));
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#else
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// FIXME m_content.Printf(wxT("x = %f\ny = %f"), XScale().P2x(w, mouseX), YScale().P2x(w, mouseY));
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#endif
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}
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}
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void mpInfoCoords::Plot( wxDC& dc, mpWindow& w )
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{
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if( m_visible )
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{
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// Adjust relative position inside the window
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int scrx = w.GetScrX();
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int scry = w.GetScrY();
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if( (m_winX != scrx) || (m_winY != scry) )
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{
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if( m_winX > 1 )
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m_dim.x = (int) floor( (double) (m_dim.x * scrx / m_winX) );
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if( m_winY > 1 )
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{
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m_dim.y = (int) floor( (double) (m_dim.y * scry / m_winY) );
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UpdateReference();
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}
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// Finally update window size
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m_winX = scrx;
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m_winY = scry;
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}
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dc.SetPen( m_pen );
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// wxImage image0(wxT("pixel.png"), wxBITMAP_TYPE_PNG);
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// wxBitmap image1(image0);
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// wxBrush semiWhite(image1);
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dc.SetBrush( m_brush );
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dc.SetFont( m_font );
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int textX, textY;
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dc.GetTextExtent( m_content, &textX, &textY );
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if( m_dim.width < textX + 10 )
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m_dim.width = textX + 10;
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if( m_dim.height < textY + 10 )
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m_dim.height = textY + 10;
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dc.DrawRectangle( m_dim.x, m_dim.y, m_dim.width, m_dim.height );
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dc.DrawText( m_content, m_dim.x + 5, m_dim.y + 5 );
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}
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}
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mpInfoLegend::mpInfoLegend() : mpInfoLayer()
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{
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}
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mpInfoLegend::mpInfoLegend( wxRect rect, const wxBrush* brush ) : mpInfoLayer( rect, brush )
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{
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}
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mpInfoLegend::~mpInfoLegend()
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{
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}
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void mpInfoLegend::UpdateInfo( mpWindow& w, wxEvent& event )
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{
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}
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void mpInfoLegend::Plot( wxDC& dc, mpWindow& w )
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{
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if( m_visible )
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{
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// Adjust relative position inside the window
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int scrx = w.GetScrX();
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int scry = w.GetScrY();
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if( (m_winX != scrx) || (m_winY != scry) )
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{
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if( m_winX > 1 )
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m_dim.x = (int) floor( (double) (m_dim.x * scrx / m_winX) );
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if( m_winY > 1 )
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{
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m_dim.y = (int) floor( (double) (m_dim.y * scry / m_winY) );
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UpdateReference();
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}
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// Finally update window size
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m_winX = scrx;
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m_winY = scry;
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}
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// wxImage image0(wxT("pixel.png"), wxBITMAP_TYPE_PNG);
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// wxBitmap image1(image0);
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// wxBrush semiWhite(image1);
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dc.SetBrush( m_brush );
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dc.SetFont( m_font );
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const int baseWidth = (mpLEGEND_MARGIN * 2 + mpLEGEND_LINEWIDTH);
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int textX = baseWidth, textY = mpLEGEND_MARGIN;
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int plotCount = 0;
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int posY = 0;
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int tmpX = 0, tmpY = 0;
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mpLayer* ly = NULL;
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wxPen lpen;
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wxString label;
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for( unsigned int p = 0; p < w.CountAllLayers(); p++ )
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{
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ly = w.GetLayer( p );
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if( (ly->GetLayerType() == mpLAYER_PLOT) && ( ly->IsVisible() ) )
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{
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label = ly->GetName();
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dc.GetTextExtent( label, &tmpX, &tmpY );
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textX =
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( textX > (tmpX + baseWidth) ) ? textX : (tmpX + baseWidth + mpLEGEND_MARGIN);
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textY += (tmpY);
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}
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}
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dc.SetPen( m_pen );
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dc.SetBrush( m_brush );
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m_dim.width = textX;
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if( textY != mpLEGEND_MARGIN ) // Don't draw any thing if there are no visible layers
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{
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textY += mpLEGEND_MARGIN;
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m_dim.height = textY;
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dc.DrawRectangle( m_dim.x, m_dim.y, m_dim.width, m_dim.height );
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for( unsigned int p2 = 0; p2 < w.CountAllLayers(); p2++ )
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{
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ly = w.GetLayer( p2 );
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if( (ly->GetLayerType() == mpLAYER_PLOT) && ( ly->IsVisible() ) )
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{
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label = ly->GetName();
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lpen = ly->GetPen();
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dc.GetTextExtent( label, &tmpX, &tmpY );
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dc.SetPen( lpen );
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// textX = (textX > (tmpX + baseWidth)) ? textX : (tmpX + baseWidth);
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// textY += (tmpY + mpLEGEND_MARGIN);
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posY = m_dim.y + mpLEGEND_MARGIN + plotCount * tmpY + (tmpY >> 1);
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dc.DrawLine( m_dim.x + mpLEGEND_MARGIN, // X start coord
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posY, // Y start coord
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m_dim.x + mpLEGEND_LINEWIDTH + mpLEGEND_MARGIN, // X end coord
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posY );
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// dc.DrawRectangle(m_dim.x + 5, m_dim.y + 5 + plotCount*tmpY, 5, 5);
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dc.DrawText( label,
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m_dim.x + baseWidth,
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m_dim.y + mpLEGEND_MARGIN + plotCount * tmpY );
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plotCount++;
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}
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}
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}
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}
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}
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// -----------------------------------------------------------------------------
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// mpLayer implementations - functions
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// -----------------------------------------------------------------------------
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IMPLEMENT_ABSTRACT_CLASS( mpFX, mpLayer )
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mpFX::mpFX( const wxString& name, int flags )
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{
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SetName( name );
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m_flags = flags;
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m_type = mpLAYER_PLOT;
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}
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void mpFX::Plot( wxDC& dc, mpWindow& w )
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{
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if( m_visible )
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{
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dc.SetPen( m_pen );
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wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
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wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
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wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
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wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
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wxCoord iy = 0;
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if( m_pen.GetWidth() <= 1 )
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{
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for( wxCoord i = startPx; i < endPx; ++i )
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{
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iy = w.y2p( GetY( w.p2x( i ) ) );
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// Draw the point only if you can draw outside margins or if the point is inside margins
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if( m_drawOutsideMargins || ( (iy >= minYpx) && (iy <= maxYpx) ) )
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dc.DrawPoint( i, iy ); // (wxCoord) ((w.GetPosY() - GetY( (double)i / w.GetScaleX() + w.GetPosX()) ) * w.GetScaleY()));
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}
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}
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else
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{
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for( wxCoord i = startPx; i < endPx; ++i )
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{
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iy = w.y2p( GetY( w.p2x( i ) ) );
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// Draw the point only if you can draw outside margins or if the point is inside margins
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if( m_drawOutsideMargins || ( (iy >= minYpx) && (iy <= maxYpx) ) )
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dc.DrawLine( i, iy, i, iy );
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// wxCoord c = YScale().X2p( GetY(XScale().P2x(i)) );
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//(wxCoord) ((w.GetPosY() - GetY( (double)i / w.GetScaleX() + w.GetPosX()) ) * w.GetScaleY());
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}
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}
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if( !m_name.IsEmpty() && m_showName )
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{
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dc.SetFont( m_font );
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wxCoord tx, ty;
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dc.GetTextExtent( m_name, &tx, &ty );
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/*if ((m_flags & mpALIGNMASK) == mpALIGN_RIGHT)
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* tx = (w.GetScrX()>>1) - tx - 8;
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* else if ((m_flags & mpALIGNMASK) == mpALIGN_CENTER)
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* tx = -tx/2;
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* else
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* tx = -(w.GetScrX()>>1) + 8;
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*/
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if( (m_flags & mpALIGNMASK) == mpALIGN_RIGHT )
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tx = (w.GetScrX() - tx) - w.GetMarginRight() - 8;
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else if( (m_flags & mpALIGNMASK) == mpALIGN_CENTER )
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tx = ( (w.GetScrX() - w.GetMarginRight() - w.GetMarginLeft() - tx) / 2 ) +
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w.GetMarginLeft();
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else
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tx = w.GetMarginLeft() + 8;
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dc.DrawText( m_name, tx, w.y2p( GetY( w.p2x( tx ) ) ) );
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}
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}
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}
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IMPLEMENT_ABSTRACT_CLASS( mpFY, mpLayer )
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mpFY::mpFY( const wxString& name, int flags )
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{
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SetName( name );
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m_flags = flags;
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m_type = mpLAYER_PLOT;
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}
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void mpFY::Plot( wxDC& dc, mpWindow& w )
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{
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if( m_visible )
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{
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dc.SetPen( m_pen );
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wxCoord i, ix;
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wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
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wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
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wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
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wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
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if( m_pen.GetWidth() <= 1 )
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{
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for( i = minYpx; i < maxYpx; ++i )
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{
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ix = w.x2p( GetX( w.p2y( i ) ) );
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if( m_drawOutsideMargins || ( (ix >= startPx) && (ix <= endPx) ) )
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dc.DrawPoint( ix, i );
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}
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}
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else
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{
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for( i = 0; i< w.GetScrY(); ++i )
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{
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ix = w.x2p( GetX( w.p2y( i ) ) );
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if( m_drawOutsideMargins || ( (ix >= startPx) && (ix <= endPx) ) )
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dc.DrawLine( ix, i, ix, i );
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// wxCoord c = XScale().X2p(GetX(YScale().P2x(i)));
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//(wxCoord) ((GetX( (double)i / w.GetScaleY() + w.GetPosY()) - w.GetPosX()) * w.GetScaleX());
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// dc.DrawLine(c, i, c, i);
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}
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}
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if( !m_name.IsEmpty() && m_showName )
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{
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dc.SetFont( m_font );
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wxCoord tx, ty;
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dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
if( (m_flags & mpALIGNMASK) == mpALIGN_TOP )
|
|
ty = w.GetMarginTop() + 8;
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_CENTER )
|
|
ty = ( (w.GetScrY() - w.GetMarginTop() - w.GetMarginBottom() - ty) / 2 ) +
|
|
w.GetMarginTop();
|
|
else
|
|
ty = w.GetScrY() - 8 - ty - w.GetMarginBottom();
|
|
|
|
dc.DrawText( m_name, w.x2p( GetX( w.p2y( ty ) ) ), ty ); // (wxCoord) ((GetX( (double)i / w.GetScaleY() + w.GetPosY()) - w.GetPosX()) * w.GetScaleX()), -ty);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
IMPLEMENT_ABSTRACT_CLASS( mpFXY, mpLayer )
|
|
|
|
mpFXY::mpFXY( const wxString& name, int flags )
|
|
{
|
|
SetName( name );
|
|
m_flags = flags;
|
|
m_type = mpLAYER_PLOT;
|
|
m_scaleX = NULL;
|
|
m_scaleY = NULL;
|
|
|
|
// Avoid not initialized members:
|
|
maxDrawX = minDrawX = maxDrawY = minDrawY = 0;
|
|
}
|
|
|
|
|
|
void mpFXY::UpdateViewBoundary( wxCoord xnew, wxCoord ynew )
|
|
{
|
|
// Keep track of how many points have been drawn and the bounding box
|
|
maxDrawX = (xnew > maxDrawX) ? xnew : maxDrawX;
|
|
minDrawX = (xnew < minDrawX) ? xnew : minDrawX;
|
|
maxDrawY = (maxDrawY > ynew) ? maxDrawY : ynew;
|
|
minDrawY = (minDrawY < ynew) ? minDrawY : ynew;
|
|
// drawnPoints++;
|
|
}
|
|
|
|
|
|
void mpFXY::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
|
|
double x, y;
|
|
// Do this to reset the counters to evaluate bounding box for label positioning
|
|
Rewind(); GetNextXY( x, y );
|
|
maxDrawX = x; minDrawX = x; maxDrawY = y; minDrawY = y;
|
|
// drawnPoints = 0;
|
|
Rewind();
|
|
|
|
wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
|
|
wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
|
|
wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
|
|
wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
|
|
|
|
dc.SetClippingRegion( startPx, minYpx, endPx - startPx + 1, maxYpx - minYpx + 1 );
|
|
|
|
if( !m_continuous )
|
|
{
|
|
bool first = true;
|
|
wxCoord ix = 0;
|
|
std::set<wxCoord> ys;
|
|
|
|
while( GetNextXY( x, y ) )
|
|
{
|
|
double px = m_scaleX->TransformToPlot( x );
|
|
double py = m_scaleY->TransformToPlot( y );
|
|
wxCoord newX = w.x2p( px );
|
|
|
|
if( first )
|
|
{
|
|
ix = newX;
|
|
first = false;
|
|
}
|
|
|
|
if( newX == ix ) // continue until a new X coordinate is reached
|
|
{
|
|
// collect all unique points
|
|
ys.insert( w.y2p( py ) );
|
|
continue;
|
|
}
|
|
|
|
for( auto& iy: ys )
|
|
{
|
|
if( m_drawOutsideMargins
|
|
|| ( (ix >= startPx) && (ix <= endPx) && (iy >= minYpx)
|
|
&& (iy <= maxYpx) ) )
|
|
{
|
|
// for some reason DrawPoint does not use the current pen,
|
|
// so we use DrawLine for fat pens
|
|
if( m_pen.GetWidth() <= 1 )
|
|
{
|
|
dc.DrawPoint( ix, iy );
|
|
}
|
|
else
|
|
{
|
|
dc.DrawLine( ix, iy, ix, iy );
|
|
}
|
|
|
|
UpdateViewBoundary( ix, iy );
|
|
}
|
|
}
|
|
|
|
ys.clear();
|
|
ix = newX;
|
|
ys.insert( w.y2p( py ) );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int count = 0;
|
|
int x0=0; // X position of merged current vertical line
|
|
int ymin0=0; // y min coord of merged current vertical line
|
|
int ymax0=0; // y max coord of merged current vertical line
|
|
int dupx0 = 0; // count of currently merged vertical lines
|
|
wxPoint line_start; // starting point of the current line to draw
|
|
|
|
// A buffer to store coordinates of lines to draw
|
|
std::vector<wxPoint>pointList;
|
|
pointList.reserve( endPx - startPx + 1 );
|
|
|
|
// Note: we can use dc.DrawLines() only for a reasonable number or points (<10000),
|
|
// because at least on Windows dc.DrawLines() can hang for a lot of points.
|
|
// (> 10000 points) (can happens when a lot of points is calculated)
|
|
// To avoid long draw time (and perhaps hanging) one plot only not redundant lines.
|
|
// To avoid artifacts when skipping points to the same x coordinate, for each
|
|
// group of points at a give, x coordinate we also draw a vertical line at this coord,
|
|
// from the ymin to the ymax vertical coordinates of skipped points
|
|
while( GetNextXY( x, y ) )
|
|
{
|
|
double px = m_scaleX->TransformToPlot( x );
|
|
double py = m_scaleY->TransformToPlot( y );
|
|
|
|
wxCoord x1 = w.x2p( px );
|
|
wxCoord y1 = w.y2p( py );
|
|
|
|
// Store only points on the drawing area, to speed up the drawing time
|
|
// Note: x1 is a value truncated from px by w.x2p(). So to be sure the
|
|
// first point is drawn, the x1 low limit is startPx-1 in plot coordinates
|
|
if( x1 >= startPx-1 && x1 <= endPx )
|
|
{
|
|
if( !count || line_start.x != x1 )
|
|
{
|
|
if( count && dupx0 > 1 && ymin0 != ymax0 )
|
|
{
|
|
// Vertical points are merged, draw the pending vertical line
|
|
// However, if the line is one pixel length, it is not drawn,
|
|
// because the main trace show this point
|
|
dc.DrawLine( x0, ymin0, x0, ymax0 );
|
|
}
|
|
|
|
x0 = x1;
|
|
ymin0 = ymax0 = y1;
|
|
dupx0 = 0;
|
|
|
|
pointList.emplace_back( wxPoint( x1, y1 ) );
|
|
|
|
line_start.x = x1;
|
|
line_start.y = y1;
|
|
count++;
|
|
}
|
|
else
|
|
{
|
|
ymin0 = std::min( ymin0, y1 );
|
|
ymax0 = std::max( ymax0, y1 );
|
|
x0 = x1;
|
|
dupx0++;
|
|
}
|
|
}
|
|
}
|
|
|
|
if( pointList.size() > 1 )
|
|
{
|
|
// For a better look (when using dashed lines) and more optimization,
|
|
// try to merge horizontal segments, in order to plot longer lines
|
|
// we are merging horizontal segments because this is easy,
|
|
// and horizontal segments are a frequent cases
|
|
std::vector<wxPoint> drawPoints;
|
|
drawPoints.reserve( endPx - startPx + 1 );
|
|
|
|
drawPoints.push_back( pointList[0] ); // push the first point in list
|
|
|
|
for( size_t ii = 1; ii < pointList.size()-1; ii++ )
|
|
{
|
|
// Skip intermediate points between the first point and the last
|
|
// point of the segment candidate
|
|
if( drawPoints.back().y == pointList[ii].y &&
|
|
drawPoints.back().y == pointList[ii+1].y )
|
|
continue;
|
|
else
|
|
drawPoints.push_back( pointList[ii] );
|
|
}
|
|
|
|
// push the last point to draw in list
|
|
if( drawPoints.back() != pointList.back() )
|
|
drawPoints.push_back( pointList.back() );
|
|
|
|
dc.DrawLines( drawPoints.size(), &drawPoints[0] );
|
|
}
|
|
}
|
|
|
|
if( !m_name.IsEmpty() && m_showName )
|
|
{
|
|
dc.SetFont( m_font );
|
|
|
|
wxCoord tx, ty;
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
// xxx implement else ... if (!HasBBox())
|
|
{
|
|
// const int sx = w.GetScrX();
|
|
// const int sy = w.GetScrY();
|
|
|
|
if( (m_flags & mpALIGNMASK) == mpALIGN_NW )
|
|
{
|
|
tx = minDrawX + 8;
|
|
ty = maxDrawY + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_NE )
|
|
{
|
|
tx = maxDrawX - tx - 8;
|
|
ty = maxDrawY + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_SE )
|
|
{
|
|
tx = maxDrawX - tx - 8;
|
|
ty = minDrawY - ty - 8;
|
|
}
|
|
else
|
|
{
|
|
// mpALIGN_SW
|
|
tx = minDrawX + 8;
|
|
ty = minDrawY - ty - 8;
|
|
}
|
|
}
|
|
|
|
dc.DrawText( m_name, tx, ty );
|
|
}
|
|
}
|
|
|
|
dc.DestroyClippingRegion();
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpProfile implementation
|
|
// -----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_ABSTRACT_CLASS( mpProfile, mpLayer )
|
|
|
|
mpProfile::mpProfile( const wxString& name, int flags )
|
|
{
|
|
SetName( name );
|
|
m_flags = flags;
|
|
m_type = mpLAYER_PLOT;
|
|
}
|
|
|
|
|
|
void mpProfile::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
|
|
wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
|
|
wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
|
|
wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
|
|
wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
|
|
|
|
// Plot profile linking subsequent point of the profile, instead of mpFY, which plots simple points.
|
|
for( wxCoord i = startPx; i < endPx; ++i )
|
|
{
|
|
wxCoord c0 = w.y2p( GetY( w.p2x( i ) ) ); // (wxCoord) ((w.GetYpos() - GetY( (double)i / w.GetXscl() + w.GetXpos()) ) * w.GetYscl());
|
|
wxCoord c1 = w.y2p( GetY( w.p2x( i + 1 ) ) ); // (wxCoord) ((w.GetYpos() - GetY( (double)(i+1) / w.GetXscl() + (w.GetXpos() ) ) ) * w.GetYscl());
|
|
|
|
// c0 = (c0 <= maxYpx) ? ((c0 >= minYpx) ? c0 : minYpx) : maxYpx;
|
|
// c1 = (c1 <= maxYpx) ? ((c1 >= minYpx) ? c1 : minYpx) : maxYpx;
|
|
if( !m_drawOutsideMargins )
|
|
{
|
|
c0 = (c0 <= maxYpx) ? ( (c0 >= minYpx) ? c0 : minYpx ) : maxYpx;
|
|
c1 = (c1 <= maxYpx) ? ( (c1 >= minYpx) ? c1 : minYpx ) : maxYpx;
|
|
}
|
|
|
|
dc.DrawLine( i, c0, i + 1, c1 );
|
|
}
|
|
|
|
;
|
|
|
|
if( !m_name.IsEmpty() )
|
|
{
|
|
dc.SetFont( m_font );
|
|
|
|
wxCoord tx, ty;
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
if( (m_flags & mpALIGNMASK) == mpALIGN_RIGHT )
|
|
tx = (w.GetScrX() - tx) - w.GetMarginRight() - 8;
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_CENTER )
|
|
tx = ( (w.GetScrX() - w.GetMarginRight() - w.GetMarginLeft() - tx) / 2 ) +
|
|
w.GetMarginLeft();
|
|
else
|
|
tx = w.GetMarginLeft() + 8;
|
|
|
|
dc.DrawText( m_name, tx, w.y2p( GetY( w.p2x( tx ) ) ) ); // (wxCoord) ((w.GetPosY() - GetY( (double)tx / w.GetScaleX() + w.GetPosX())) * w.GetScaleY()) );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpLayer implementations - furniture (scales, ...)
|
|
// -----------------------------------------------------------------------------
|
|
|
|
#define mpLN10 2.3025850929940456840179914546844
|
|
|
|
void mpScaleX::recalculateTicks( wxDC& dc, mpWindow& w )
|
|
{
|
|
double minV, maxV, minVvis, maxVvis;
|
|
|
|
GetDataRange( minV, maxV );
|
|
getVisibleDataRange( w, minVvis, maxVvis );
|
|
|
|
m_absVisibleMaxV = std::max( std::abs( minVvis ), std::abs( maxVvis ) );
|
|
|
|
m_tickValues.clear();
|
|
m_tickLabels.clear();
|
|
|
|
double minErr = 1000000000000.0;
|
|
double bestStep = 1.0;
|
|
|
|
for( int i = 10; i <= 20; i += 2 )
|
|
{
|
|
double curr_step = fabs( maxVvis - minVvis ) / (double) i;
|
|
double base = pow( 10, floor( log10( curr_step ) ) );
|
|
double stepInt = floor( curr_step / base ) * base;
|
|
double err = fabs( curr_step - stepInt );
|
|
|
|
if( err < minErr )
|
|
{
|
|
minErr = err;
|
|
bestStep = stepInt;
|
|
}
|
|
}
|
|
|
|
|
|
double v = floor( minVvis / bestStep ) * bestStep;
|
|
|
|
double zeroOffset = 100000000.0;
|
|
|
|
while( v < maxVvis )
|
|
{
|
|
m_tickValues.push_back( v );
|
|
|
|
if( fabs( v ) < zeroOffset )
|
|
zeroOffset = fabs( v );
|
|
|
|
v += bestStep;
|
|
}
|
|
|
|
if( zeroOffset <= bestStep )
|
|
{
|
|
for( double& t : m_tickValues )
|
|
t -= zeroOffset;
|
|
}
|
|
|
|
for( double t : m_tickValues )
|
|
{
|
|
m_tickLabels.emplace_back( t );
|
|
}
|
|
|
|
updateTickLabels( dc, w );
|
|
}
|
|
|
|
|
|
mpScaleBase::mpScaleBase()
|
|
{
|
|
m_rangeSet = false;
|
|
m_nameFlags = mpALIGN_BORDER_BOTTOM;
|
|
|
|
// initialize these members mainly to avoid not initialized values
|
|
m_offset = 0.0;
|
|
m_scale = 1.0;
|
|
m_absVisibleMaxV = 0.0;
|
|
m_flags = 0; // Flag for axis alignment
|
|
m_ticks = true; // Flag to toggle between ticks or grid
|
|
m_minV = 0.0;
|
|
m_maxV = 0.0;
|
|
m_maxLabelHeight = 1;
|
|
m_maxLabelWidth = 1;
|
|
}
|
|
|
|
|
|
void mpScaleBase::computeLabelExtents( wxDC& dc, mpWindow& w )
|
|
{
|
|
m_maxLabelHeight = 0;
|
|
m_maxLabelWidth = 0;
|
|
|
|
for( int n = 0; n < labelCount(); n++ )
|
|
{
|
|
int tx, ty;
|
|
const wxString s = getLabel( n );
|
|
|
|
dc.GetTextExtent( s, &tx, &ty );
|
|
m_maxLabelHeight = std::max( ty, m_maxLabelHeight );
|
|
m_maxLabelWidth = std::max( tx, m_maxLabelWidth );
|
|
}
|
|
}
|
|
|
|
|
|
void mpScaleBase::updateTickLabels( wxDC& dc, mpWindow& w )
|
|
{
|
|
formatLabels();
|
|
computeLabelExtents( dc, w );
|
|
|
|
// int gap = IsHorizontal() ? m_maxLabelWidth + 10 : m_maxLabelHeight + 5;
|
|
|
|
// if ( m_tickLabels.size() <= 2)
|
|
// return;
|
|
|
|
/*
|
|
* fixme!
|
|
*
|
|
* for ( auto &l : m_tickLabels )
|
|
* {
|
|
* double p = TransformToPlot ( l.pos );
|
|
*
|
|
* if ( !IsHorizontal() )
|
|
* l.pixelPos = (int)(( w.GetPosY() - p ) * w.GetScaleY());
|
|
* else
|
|
* l.pixelPos = (int)(( p - w.GetPosX()) * w.GetScaleX());
|
|
* }
|
|
*
|
|
*
|
|
* for (int i = 1; i < m_tickLabels.size() - 1; i++)
|
|
* {
|
|
* int dist_prev;
|
|
*
|
|
* for(int j = i-1; j >= 1; j--)
|
|
* {
|
|
* if( m_tickLabels[j].visible)
|
|
* {
|
|
* dist_prev = abs( m_tickLabels[j].pixelPos - m_tickLabels[i].pixelPos );
|
|
* break;
|
|
* }
|
|
* }
|
|
*
|
|
* if (dist_prev < gap)
|
|
* m_tickLabels[i].visible = false;
|
|
* }
|
|
*/
|
|
}
|
|
|
|
|
|
void mpScaleY::getVisibleDataRange( mpWindow& w, double& minV, double& maxV )
|
|
{
|
|
wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
|
|
wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
|
|
|
|
double pymin = w.p2y( minYpx );
|
|
double pymax = w.p2y( maxYpx );
|
|
|
|
minV = TransformFromPlot( pymax );
|
|
maxV = TransformFromPlot( pymin );
|
|
}
|
|
|
|
|
|
void mpScaleY::computeSlaveTicks( mpWindow& w )
|
|
{
|
|
if( m_masterScale->m_tickValues.size() == 0 )
|
|
return;
|
|
|
|
m_tickValues.clear();
|
|
m_tickLabels.clear();
|
|
|
|
double p0 = m_masterScale->TransformToPlot( m_masterScale->m_tickValues[0] );
|
|
double p1 = m_masterScale->TransformToPlot( m_masterScale->m_tickValues[1] );
|
|
|
|
m_scale = 1.0 / ( m_maxV - m_minV );
|
|
m_offset = -m_minV;
|
|
|
|
double y_slave0 = p0 / m_scale;
|
|
double y_slave1 = p1 / m_scale;
|
|
|
|
double dy_slave = (y_slave1 - y_slave0);
|
|
double exponent = floor( log10( dy_slave ) );
|
|
double base = dy_slave / pow( 10.0, exponent );
|
|
|
|
double dy_scaled = ceil( 2.0 * base ) / 2.0 * pow( 10.0, exponent );
|
|
|
|
double minvv, maxvv;
|
|
|
|
getVisibleDataRange( w, minvv, maxvv );
|
|
|
|
minvv = floor( minvv / dy_scaled ) * dy_scaled;
|
|
|
|
m_scale = 1.0 / ( m_maxV - m_minV );
|
|
m_scale *= dy_slave / dy_scaled;
|
|
|
|
m_offset = p0 / m_scale - minvv;
|
|
|
|
m_tickValues.clear();
|
|
|
|
double m;
|
|
|
|
m_absVisibleMaxV = 0;
|
|
|
|
for( unsigned int i = 0; i < m_masterScale->m_tickValues.size(); i++ )
|
|
{
|
|
m = TransformFromPlot( m_masterScale->TransformToPlot( m_masterScale->m_tickValues[i] ) );
|
|
m_tickValues.push_back( m );
|
|
m_tickLabels.emplace_back( m );
|
|
m_absVisibleMaxV = std::max( m_absVisibleMaxV, fabs( m ) );
|
|
}
|
|
}
|
|
|
|
|
|
void mpScaleY::recalculateTicks( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_masterScale )
|
|
{
|
|
computeSlaveTicks( w );
|
|
updateTickLabels( dc, w );
|
|
|
|
return;
|
|
}
|
|
|
|
double minV, maxV, minVvis, maxVvis;
|
|
GetDataRange( minV, maxV );
|
|
getVisibleDataRange( w, minVvis, maxVvis );
|
|
|
|
m_absVisibleMaxV = std::max( std::abs( minVvis ), std::abs( maxVvis ) );
|
|
m_tickValues.clear();
|
|
m_tickLabels.clear();
|
|
|
|
double minErr = 1000000000000.0;
|
|
double bestStep = 1.0;
|
|
|
|
for( int i = 10; i <= 20; i += 2 )
|
|
{
|
|
double curr_step = fabs( maxVvis - minVvis ) / (double) i;
|
|
double base = pow( 10, floor( log10( curr_step ) ) );
|
|
double stepInt = floor( curr_step / base ) * base;
|
|
double err = fabs( curr_step - stepInt );
|
|
|
|
if( err< minErr )
|
|
{
|
|
minErr = err;
|
|
bestStep = stepInt;
|
|
}
|
|
}
|
|
|
|
|
|
double v = floor( minVvis / bestStep ) * bestStep;
|
|
|
|
double zeroOffset = 100000000.0;
|
|
|
|
const int iterLimit = 1000;
|
|
int i = 0;
|
|
|
|
while( v < maxVvis && i < iterLimit )
|
|
{
|
|
m_tickValues.push_back( v );
|
|
|
|
if( fabs( v ) < zeroOffset )
|
|
zeroOffset = fabs( v );
|
|
|
|
v += bestStep;
|
|
i++;
|
|
}
|
|
|
|
|
|
// something weird happened...
|
|
if( i == iterLimit )
|
|
{
|
|
m_tickValues.clear();
|
|
}
|
|
|
|
if( zeroOffset <= bestStep )
|
|
{
|
|
for( double& t : m_tickValues )
|
|
t -= zeroOffset;
|
|
}
|
|
|
|
for( double t : m_tickValues )
|
|
m_tickLabels.emplace_back( t );
|
|
|
|
|
|
// n0 = floor(minVvis / bestStep) * bestStep;
|
|
// end = n0 +
|
|
|
|
// n0 = floor( (w.GetPosX() ) / step ) * step ;
|
|
updateTickLabels( dc, w );
|
|
|
|
// labelStep = ceil(((double) m_maxLabelWidth + mpMIN_X_AXIS_LABEL_SEPARATION)/(w.GetScaleX()*step))*step;
|
|
}
|
|
|
|
|
|
void mpScaleXBase::getVisibleDataRange( mpWindow& w, double& minV, double& maxV )
|
|
{
|
|
wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
|
|
wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
|
|
double pxmin = w.p2x( startPx );
|
|
double pxmax = w.p2x( endPx );
|
|
|
|
minV = TransformFromPlot( pxmin );
|
|
maxV = TransformFromPlot( pxmax );
|
|
}
|
|
|
|
|
|
void mpScaleXLog::recalculateTicks( wxDC& dc, mpWindow& w )
|
|
{
|
|
double minV, maxV, minVvis, maxVvis;
|
|
|
|
GetDataRange( minV, maxV );
|
|
getVisibleDataRange( w, minVvis, maxVvis );
|
|
|
|
// double decades = log( maxV / minV ) / log(10);
|
|
double minDecade = pow( 10, floor( log10( minV ) ) );
|
|
double maxDecade = pow( 10, ceil( log10( maxV ) ) );
|
|
double visibleDecades = log( maxVvis / minVvis ) / log( 10 );
|
|
|
|
double d;
|
|
|
|
m_tickValues.clear();
|
|
m_tickLabels.clear();
|
|
|
|
if( minDecade == 0.0 )
|
|
return;
|
|
|
|
|
|
for( d = minDecade; d<=maxDecade; d *= 10.0 )
|
|
{
|
|
m_tickLabels.emplace_back( d );
|
|
|
|
for( double dd = d; dd < d * 10; dd += d )
|
|
{
|
|
if( visibleDecades < 2 )
|
|
m_tickLabels.emplace_back( dd );
|
|
|
|
m_tickValues.push_back( dd );
|
|
}
|
|
}
|
|
|
|
updateTickLabels( dc, w );
|
|
}
|
|
|
|
|
|
IMPLEMENT_ABSTRACT_CLASS( mpScaleXBase, mpLayer )
|
|
IMPLEMENT_DYNAMIC_CLASS( mpScaleX, mpScaleXBase )
|
|
IMPLEMENT_DYNAMIC_CLASS( mpScaleXLog, mpScaleXBase )
|
|
|
|
mpScaleXBase::mpScaleXBase( const wxString& name, int flags, bool ticks, unsigned int type )
|
|
{
|
|
SetName( name );
|
|
SetFont( (wxFont&) *wxSMALL_FONT );
|
|
SetPen( (wxPen&) *wxGREY_PEN );
|
|
m_flags = flags;
|
|
m_ticks = ticks;
|
|
// m_labelType = type;
|
|
m_type = mpLAYER_AXIS;
|
|
}
|
|
|
|
|
|
mpScaleX::mpScaleX( const wxString& name, int flags, bool ticks, unsigned int type ) :
|
|
mpScaleXBase( name, flags, ticks, type )
|
|
{
|
|
}
|
|
|
|
|
|
mpScaleXLog::mpScaleXLog( const wxString& name, int flags, bool ticks, unsigned int type ) :
|
|
mpScaleXBase( name, flags, ticks, type )
|
|
{
|
|
}
|
|
|
|
|
|
void mpScaleXBase::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
int tx, ty;
|
|
|
|
m_offset = -m_minV;
|
|
m_scale = 1.0 / ( m_maxV - m_minV );
|
|
|
|
recalculateTicks( dc, w );
|
|
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
dc.SetFont( m_font );
|
|
int orgy = 0;
|
|
|
|
const int extend = w.GetScrX(); ///2;
|
|
|
|
if( m_flags == mpALIGN_CENTER )
|
|
orgy = w.y2p( 0 ); // (int)(w.GetPosY() * w.GetScaleY());
|
|
|
|
if( m_flags == mpALIGN_TOP )
|
|
{
|
|
if( m_drawOutsideMargins )
|
|
orgy = X_BORDER_SEPARATION;
|
|
else
|
|
orgy = w.GetMarginTop();
|
|
}
|
|
|
|
if( m_flags == mpALIGN_BOTTOM )
|
|
{
|
|
if( m_drawOutsideMargins )
|
|
orgy = X_BORDER_SEPARATION;
|
|
else
|
|
orgy = w.GetScrY() - w.GetMarginBottom();
|
|
}
|
|
|
|
if( m_flags == mpALIGN_BORDER_BOTTOM )
|
|
orgy = w.GetScrY() - 1; // dc.LogicalToDeviceY(0) - 1;
|
|
|
|
if( m_flags == mpALIGN_BORDER_TOP )
|
|
orgy = 1; // -dc.LogicalToDeviceY(0);
|
|
|
|
// dc.DrawLine( 0, orgy, w.GetScrX(), orgy);
|
|
|
|
wxCoord startPx = m_drawOutsideMargins ? 0 : w.GetMarginLeft();
|
|
wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
|
|
wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
|
|
wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
|
|
|
|
// int tmp=-65535;
|
|
int labelH = m_maxLabelHeight; // Control labels height to decide where to put axis name (below labels or on top of axis)
|
|
|
|
// int maxExtent = tc.MaxLabelWidth();
|
|
for( int n = 0; n < tickCount(); n++ )
|
|
{
|
|
double tp = getTickPos( n );
|
|
|
|
// double xlogmin = log10 ( m_minV );
|
|
// double xlogmax = log10 ( m_maxV );
|
|
|
|
double px = TransformToPlot( tp ); // ( log10 ( tp ) - xlogmin) / (xlogmax - xlogmin);
|
|
|
|
const int p = (int) ( ( px - w.GetPosX() ) * w.GetScaleX() );
|
|
|
|
if( (p >= startPx) && (p <= endPx) )
|
|
{
|
|
if( m_ticks ) // draw axis ticks
|
|
{
|
|
if( m_flags == mpALIGN_BORDER_BOTTOM )
|
|
dc.DrawLine( p, orgy, p, orgy - 4 );
|
|
else
|
|
dc.DrawLine( p, orgy, p, orgy + 4 );
|
|
}
|
|
else // draw grid dotted lines
|
|
{
|
|
m_pen.SetStyle( wxPENSTYLE_DOT );
|
|
dc.SetPen( m_pen );
|
|
|
|
if( (m_flags == mpALIGN_BOTTOM) && !m_drawOutsideMargins )
|
|
{
|
|
m_pen.SetStyle( wxPENSTYLE_DOT );
|
|
dc.SetPen( m_pen );
|
|
dc.DrawLine( p, orgy + 4, p, minYpx );
|
|
m_pen.SetStyle( wxPENSTYLE_SOLID );
|
|
dc.SetPen( m_pen );
|
|
dc.DrawLine( p, orgy + 4, p, orgy - 4 );
|
|
}
|
|
else
|
|
{
|
|
if( (m_flags == mpALIGN_TOP) && !m_drawOutsideMargins )
|
|
{
|
|
dc.DrawLine( p, orgy - 4, p, maxYpx );
|
|
}
|
|
else
|
|
{
|
|
dc.DrawLine( p, minYpx, p, maxYpx ); // 0/*-w.GetScrY()*/, p, w.GetScrY() );
|
|
}
|
|
}
|
|
|
|
m_pen.SetStyle( wxPENSTYLE_SOLID );
|
|
dc.SetPen( m_pen );
|
|
}
|
|
}
|
|
}
|
|
|
|
m_pen.SetStyle( wxPENSTYLE_SOLID );
|
|
dc.SetPen( m_pen );
|
|
dc.DrawLine( startPx, minYpx, endPx, minYpx );
|
|
dc.DrawLine( startPx, maxYpx, endPx, maxYpx );
|
|
|
|
// Actually draw labels, taking care of not overlapping them, and distributing them
|
|
// regularly
|
|
for( int n = 0; n < labelCount(); n++ )
|
|
{
|
|
double tp = getLabelPos( n );
|
|
|
|
if( !m_tickLabels[n].visible )
|
|
continue;
|
|
|
|
// double xlogmin = log10 ( m_minV );
|
|
// double xlogmax = log10 ( m_maxV );
|
|
|
|
double px = TransformToPlot( tp ); // ( log10 ( tp ) - xlogmin) / (xlogmax - xlogmin);
|
|
|
|
const int p = (int) ( ( px - w.GetPosX() ) * w.GetScaleX() );
|
|
|
|
if( (p >= startPx) && (p <= endPx) )
|
|
{
|
|
// Write ticks labels in s string
|
|
wxString s = m_tickLabels[n].label;
|
|
|
|
dc.GetTextExtent( s, &tx, &ty );
|
|
|
|
if( (m_flags == mpALIGN_BORDER_BOTTOM) || (m_flags == mpALIGN_TOP) )
|
|
{
|
|
dc.DrawText( s, p - tx / 2, orgy - 4 - ty );
|
|
}
|
|
else
|
|
{
|
|
dc.DrawText( s, p - tx / 2, orgy + 4 );
|
|
}
|
|
}
|
|
}
|
|
|
|
// Draw axis name
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
switch( m_nameFlags )
|
|
{
|
|
case mpALIGN_BORDER_BOTTOM:
|
|
dc.DrawText( m_name, extend - tx - 4, orgy - 8 - ty - labelH );
|
|
break;
|
|
|
|
case mpALIGN_BOTTOM:
|
|
{
|
|
dc.DrawText( m_name, (endPx + startPx) / 2 - tx / 2, orgy + 6 + labelH );
|
|
}
|
|
break;
|
|
|
|
case mpALIGN_CENTER:
|
|
dc.DrawText( m_name, extend - tx - 4, orgy - 4 - ty );
|
|
break;
|
|
|
|
case mpALIGN_TOP:
|
|
{
|
|
if( (!m_drawOutsideMargins) && ( w.GetMarginTop() > (ty + labelH + 8) ) )
|
|
{
|
|
dc.DrawText( m_name, (endPx - startPx - tx) >> 1, orgy - 6 - ty - labelH );
|
|
}
|
|
else
|
|
{
|
|
dc.DrawText( m_name, extend - tx - 4, orgy + 4 );
|
|
}
|
|
}
|
|
break;
|
|
|
|
case mpALIGN_BORDER_TOP:
|
|
dc.DrawText( m_name, extend - tx - 4, orgy + 6 + labelH );
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
IMPLEMENT_DYNAMIC_CLASS( mpScaleY, mpLayer )
|
|
|
|
mpScaleY::mpScaleY( const wxString& name, int flags, bool ticks )
|
|
{
|
|
SetName( name );
|
|
SetFont( (wxFont&) *wxSMALL_FONT );
|
|
SetPen( (wxPen&) *wxGREY_PEN );
|
|
m_flags = flags;
|
|
m_ticks = ticks;
|
|
m_type = mpLAYER_AXIS;
|
|
m_masterScale = NULL;
|
|
m_nameFlags = mpALIGN_BORDER_LEFT;
|
|
}
|
|
|
|
|
|
void mpScaleY::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
m_offset = -m_minV;
|
|
m_scale = 1.0 / ( m_maxV - m_minV );
|
|
|
|
recalculateTicks( dc, w );
|
|
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
dc.SetFont( m_font );
|
|
|
|
int orgx = 0;
|
|
|
|
// const int extend = w.GetScrY(); // /2;
|
|
if( m_flags == mpALIGN_CENTER )
|
|
orgx = w.x2p( 0 ); // (int)(w.GetPosX() * w.GetScaleX());
|
|
|
|
if( m_flags == mpALIGN_LEFT )
|
|
{
|
|
if( m_drawOutsideMargins )
|
|
orgx = Y_BORDER_SEPARATION;
|
|
else
|
|
orgx = w.GetMarginLeft();
|
|
}
|
|
|
|
if( m_flags == mpALIGN_RIGHT )
|
|
{
|
|
if( m_drawOutsideMargins )
|
|
orgx = w.GetScrX() - Y_BORDER_SEPARATION;
|
|
else
|
|
orgx = w.GetScrX() - w.GetMarginRight();
|
|
}
|
|
|
|
if( m_flags == mpALIGN_BORDER_RIGHT )
|
|
orgx = w.GetScrX() - 1; // dc.LogicalToDeviceX(0) - 1;
|
|
|
|
if( m_flags == mpALIGN_BORDER_LEFT )
|
|
orgx = 1; // -dc.LogicalToDeviceX(0);
|
|
|
|
wxCoord endPx = m_drawOutsideMargins ? w.GetScrX() : w.GetScrX() - w.GetMarginRight();
|
|
wxCoord minYpx = m_drawOutsideMargins ? 0 : w.GetMarginTop();
|
|
wxCoord maxYpx = m_drawOutsideMargins ? w.GetScrY() : w.GetScrY() - w.GetMarginBottom();
|
|
// Draw line
|
|
dc.DrawLine( orgx, minYpx, orgx, maxYpx );
|
|
|
|
|
|
wxCoord tx, ty;
|
|
wxString s;
|
|
wxString fmt;
|
|
int n = 0;
|
|
|
|
|
|
int labelW = 0;
|
|
// Before staring cycle, calculate label height
|
|
int labelHeight = 0;
|
|
s.Printf( fmt, n );
|
|
dc.GetTextExtent( s, &tx, &labelHeight );
|
|
|
|
for( n = 0; n < tickCount(); n++ )
|
|
{
|
|
double tp = getTickPos( n );
|
|
|
|
double py = TransformToPlot( tp ); // ( log10 ( tp ) - xlogmin) / (xlogmax - xlogmin);
|
|
const int p = (int) ( ( w.GetPosY() - py ) * w.GetScaleY() );
|
|
|
|
|
|
if( (p >= minYpx) && (p <= maxYpx) )
|
|
{
|
|
if( m_ticks ) // Draw axis ticks
|
|
{
|
|
if( m_flags == mpALIGN_BORDER_LEFT )
|
|
{
|
|
dc.DrawLine( orgx, p, orgx + 4, p );
|
|
}
|
|
else
|
|
{
|
|
dc.DrawLine( orgx - 4, p, orgx, p ); // ( orgx, p, orgx+4, p);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dc.DrawLine( orgx - 4, p, orgx + 4, p );
|
|
|
|
m_pen.SetStyle( wxPENSTYLE_DOT );
|
|
dc.SetPen( m_pen );
|
|
|
|
dc.DrawLine( orgx - 4, p, endPx, p );
|
|
|
|
m_pen.SetStyle( wxPENSTYLE_SOLID );
|
|
dc.SetPen( m_pen );
|
|
}
|
|
|
|
// Print ticks labels
|
|
}
|
|
}
|
|
|
|
for( n = 0; n < labelCount(); n++ )
|
|
{
|
|
double tp = getLabelPos( n );
|
|
|
|
double py = TransformToPlot( tp ); // ( log10 ( tp ) - xlogmin) / (xlogmax - xlogmin);
|
|
const int p = (int) ( ( w.GetPosY() - py ) * w.GetScaleY() );
|
|
|
|
if( !m_tickLabels[n].visible )
|
|
continue;
|
|
|
|
if( (p >= minYpx) && (p <= maxYpx) )
|
|
{
|
|
s = getLabel( n );
|
|
dc.GetTextExtent( s, &tx, &ty );
|
|
|
|
if( (m_flags == mpALIGN_BORDER_LEFT) || (m_flags == mpALIGN_RIGHT) )
|
|
dc.DrawText( s, orgx + 4, p - ty / 2 );
|
|
else
|
|
dc.DrawText( s, orgx - 4 - tx, p - ty / 2 ); // ( s, orgx+4, p-ty/2);
|
|
}
|
|
}
|
|
|
|
// Draw axis name
|
|
// Draw axis name
|
|
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
switch( m_nameFlags )
|
|
{
|
|
case mpALIGN_BORDER_LEFT:
|
|
dc.DrawText( m_name, labelW + 8, 4 );
|
|
break;
|
|
|
|
case mpALIGN_LEFT:
|
|
{
|
|
// if ((!m_drawOutsideMargins) && (w.GetMarginLeft() > (ty + labelW + 8))) {
|
|
// dc.DrawRotatedText( m_name, orgx - 6 - labelW - ty, (maxYpx + minYpx) / 2 + tx / 2, 90);
|
|
// } else {
|
|
dc.DrawText( m_name, orgx + 4, minYpx - ty - 4 );
|
|
// }
|
|
}
|
|
break;
|
|
|
|
case mpALIGN_CENTER:
|
|
dc.DrawText( m_name, orgx + 4, 4 );
|
|
break;
|
|
|
|
case mpALIGN_RIGHT:
|
|
{
|
|
// dc.DrawRotatedText( m_name, orgx + 6, (maxYpx + minYpx) / 2 + tx / 2, 90);
|
|
|
|
/*if ((!m_drawOutsideMargins) && (w.GetMarginRight() > (ty + labelW + 8))) {
|
|
* dc.DrawRotatedText( m_name, orgx + 6 + labelW, (maxYpx - minYpx + tx)>>1, 90);
|
|
* } else {*/
|
|
dc.DrawText( m_name, orgx - tx - 4, minYpx - ty - 4 );
|
|
// }
|
|
}
|
|
break;
|
|
|
|
case mpALIGN_BORDER_RIGHT:
|
|
dc.DrawText( m_name, orgx - 6 - tx - labelW, 4 );
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpWindow
|
|
// -----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_DYNAMIC_CLASS( mpWindow, wxWindow )
|
|
|
|
BEGIN_EVENT_TABLE( mpWindow, wxWindow )
|
|
EVT_PAINT( mpWindow::OnPaint )
|
|
EVT_SIZE( mpWindow::OnSize )
|
|
EVT_SCROLLWIN_THUMBTRACK( mpWindow::OnScrollThumbTrack )
|
|
EVT_SCROLLWIN_PAGEUP( mpWindow::OnScrollPageUp )
|
|
EVT_SCROLLWIN_PAGEDOWN( mpWindow::OnScrollPageDown )
|
|
EVT_SCROLLWIN_LINEUP( mpWindow::OnScrollLineUp )
|
|
EVT_SCROLLWIN_LINEDOWN( mpWindow::OnScrollLineDown )
|
|
EVT_SCROLLWIN_TOP( mpWindow::OnScrollTop )
|
|
EVT_SCROLLWIN_BOTTOM( mpWindow::OnScrollBottom )
|
|
|
|
EVT_MIDDLE_DOWN( mpWindow::OnMouseMiddleDown ) // JLB
|
|
EVT_RIGHT_UP( mpWindow::OnShowPopupMenu )
|
|
EVT_MOUSEWHEEL( mpWindow::OnMouseWheel ) // JLB
|
|
#if wxCHECK_VERSION( 3, 1, 0 ) || defined( USE_OSX_MAGNIFY_EVENT )
|
|
EVT_MAGNIFY( mpWindow::OnMagnify )
|
|
#endif
|
|
EVT_MOTION( mpWindow::OnMouseMove ) // JLB
|
|
EVT_LEFT_DOWN( mpWindow::OnMouseLeftDown )
|
|
EVT_LEFT_UP( mpWindow::OnMouseLeftRelease )
|
|
|
|
EVT_MENU( mpID_CENTER, mpWindow::OnCenter )
|
|
EVT_MENU( mpID_FIT, mpWindow::OnFit )
|
|
EVT_MENU( mpID_ZOOM_IN, mpWindow::OnZoomIn )
|
|
EVT_MENU( mpID_ZOOM_OUT, mpWindow::OnZoomOut )
|
|
EVT_MENU( mpID_LOCKASPECT, mpWindow::OnLockAspect )
|
|
END_EVENT_TABLE()
|
|
|
|
mpWindow::mpWindow() : wxWindow(),
|
|
m_lockaspect( false ),
|
|
m_minX( 0.0 ),
|
|
m_maxX( 0.0 ),
|
|
m_minY( 0.0 ),
|
|
m_maxY( 0.0 ),
|
|
m_scaleX( 1.0 ),
|
|
m_scaleY( 1.0 ),
|
|
m_posX( 0.0 ),
|
|
m_posY( 0.0 ),
|
|
m_scrX( 64 ),
|
|
m_scrY( 64 ),
|
|
m_clickedX( 0 ),
|
|
m_clickedY( 0 ),
|
|
m_desiredXmin( 0.0 ),
|
|
m_desiredXmax( 1.0 ),
|
|
m_desiredYmin( 0.0 ),
|
|
m_desiredYmax( 1.0 ),
|
|
m_marginTop( 0 ),
|
|
m_marginRight( 0 ),
|
|
m_marginBottom( 0 ),
|
|
m_marginLeft( 0 ),
|
|
m_last_lx( 0 ),
|
|
m_last_ly( 0 ),
|
|
m_buff_bmp( nullptr ),
|
|
m_enableDoubleBuffer( false ),
|
|
m_enableMouseNavigation( true ),
|
|
m_enableMouseWheelPan( false ),
|
|
m_enableLimitedView( false ),
|
|
m_enableScrollBars( false ),
|
|
m_movingInfoLayer( nullptr ),
|
|
m_zooming( false )
|
|
{
|
|
}
|
|
|
|
mpWindow::mpWindow( wxWindow* parent,
|
|
wxWindowID id,
|
|
const wxPoint& pos,
|
|
const wxSize& size,
|
|
long flag )
|
|
: wxWindow( parent, id, pos, size, flag, wxT( "mathplot" ) )
|
|
{
|
|
m_zooming = false;
|
|
m_scaleX = m_scaleY = 1.0;
|
|
m_posX = m_posY = 0;
|
|
m_desiredXmin = m_desiredYmin = 0;
|
|
m_desiredXmax = m_desiredYmax = 1;
|
|
m_scrX = m_scrY = 64; // Fixed from m_scrX = m_scrX = 64;
|
|
m_minX = m_minY = 0;
|
|
m_maxX = m_maxY = 0;
|
|
m_last_lx = m_last_ly = 0;
|
|
m_buff_bmp = NULL;
|
|
m_enableDoubleBuffer = false;
|
|
m_enableMouseNavigation = true;
|
|
m_enableLimitedView = false;
|
|
m_movingInfoLayer = NULL;
|
|
// Set margins to 0
|
|
m_marginTop = 0; m_marginRight = 0; m_marginBottom = 0; m_marginLeft = 0;
|
|
|
|
|
|
m_lockaspect = false;
|
|
|
|
m_popmenu.Append( mpID_CENTER, _( "Center" ), _( "Center plot view to this position" ) );
|
|
m_popmenu.Append( mpID_FIT, _( "Fit on Screen" ), _( "Set plot view to show all items" ) );
|
|
m_popmenu.Append( mpID_ZOOM_IN, _( "Zoom In" ), _( "Zoom in plot view." ) );
|
|
m_popmenu.Append( mpID_ZOOM_OUT, _( "Zoom Out" ), _( "Zoom out plot view." ) );
|
|
// m_popmenu.AppendCheckItem( mpID_LOCKASPECT, _("Lock aspect"), _("Lock horizontal and vertical zoom aspect."));
|
|
// m_popmenu.Append( mpID_HELP_MOUSE, _("Show mouse commands..."), _("Show help about the mouse commands."));
|
|
|
|
m_layers.clear();
|
|
SetBackgroundColour( *wxWHITE );
|
|
m_bgColour = *wxWHITE;
|
|
m_fgColour = *wxBLACK;
|
|
|
|
m_enableScrollBars = false;
|
|
SetSizeHints( 128, 128 );
|
|
|
|
// J.L.Blanco: Eliminates the "flick" with the double buffer.
|
|
SetBackgroundStyle( wxBG_STYLE_CUSTOM );
|
|
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
mpWindow::~mpWindow()
|
|
{
|
|
// Free all the layers:
|
|
DelAllLayers( true, false );
|
|
|
|
if( m_buff_bmp )
|
|
{
|
|
delete m_buff_bmp;
|
|
m_buff_bmp = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
// Mouse handler, for detecting when the user drag with the right button or just "clicks" for the menu
|
|
// JLB
|
|
void mpWindow::OnMouseMiddleDown( wxMouseEvent& event )
|
|
{
|
|
m_mouseMClick.x = event.GetX();
|
|
m_mouseMClick.y = event.GetY();
|
|
}
|
|
|
|
|
|
#if wxCHECK_VERSION( 3, 1, 0 ) || defined( USE_OSX_MAGNIFY_EVENT )
|
|
void mpWindow::OnMagnify( wxMouseEvent& event )
|
|
{
|
|
if( !m_enableMouseNavigation )
|
|
{
|
|
event.Skip();
|
|
return;
|
|
}
|
|
|
|
float zoom = event.GetMagnification() + 1.0f;
|
|
wxPoint pos( event.GetX(), event.GetY() );
|
|
if( zoom > 1.0f )
|
|
ZoomIn( pos, zoom );
|
|
else if( zoom < 1.0f )
|
|
ZoomOut( pos, 1.0f / zoom );
|
|
}
|
|
#endif
|
|
|
|
|
|
// Process mouse wheel events
|
|
// JLB
|
|
void mpWindow::OnMouseWheel( wxMouseEvent& event )
|
|
{
|
|
if( !m_enableMouseNavigation )
|
|
{
|
|
event.Skip();
|
|
return;
|
|
}
|
|
|
|
int change = event.GetWheelRotation();
|
|
const int axis = event.GetWheelAxis();
|
|
double changeUnitsX = change / m_scaleX;
|
|
double changeUnitsY = change / m_scaleY;
|
|
|
|
if( ( !m_enableMouseWheelPan && ( event.ControlDown() || event.ShiftDown() ) )
|
|
|| ( m_enableMouseWheelPan && !event.ControlDown() ) )
|
|
{
|
|
// Scrolling
|
|
if( m_enableMouseWheelPan )
|
|
{
|
|
if( axis == wxMOUSE_WHEEL_HORIZONTAL || event.ShiftDown() )
|
|
SetXView( m_posX + changeUnitsX, m_desiredXmax + changeUnitsX,
|
|
m_desiredXmin + changeUnitsX );
|
|
else
|
|
SetYView( m_posY + changeUnitsY, m_desiredYmax + changeUnitsY,
|
|
m_desiredYmin + changeUnitsY );
|
|
}
|
|
else
|
|
{
|
|
if( event.ControlDown() )
|
|
SetXView( m_posX + changeUnitsX, m_desiredXmax + changeUnitsX,
|
|
m_desiredXmin + changeUnitsX );
|
|
else
|
|
SetYView( m_posY + changeUnitsY, m_desiredYmax + changeUnitsY,
|
|
m_desiredYmin + changeUnitsY );
|
|
}
|
|
|
|
UpdateAll();
|
|
}
|
|
else
|
|
{
|
|
// zoom in/out
|
|
wxPoint clickPt( event.GetX(), event.GetY() );
|
|
|
|
if( event.GetWheelRotation() > 0 )
|
|
ZoomIn( clickPt );
|
|
else
|
|
ZoomOut( clickPt );
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
// If the user "drags" with the right button pressed, do "pan"
|
|
// JLB
|
|
void mpWindow::OnMouseMove( wxMouseEvent& event )
|
|
{
|
|
if( !m_enableMouseNavigation )
|
|
{
|
|
event.Skip();
|
|
return;
|
|
}
|
|
|
|
if( event.m_middleDown )
|
|
{
|
|
// The change:
|
|
int Ax = m_mouseMClick.x - event.GetX();
|
|
int Ay = m_mouseMClick.y - event.GetY();
|
|
|
|
// For the next event, use relative to this coordinates.
|
|
m_mouseMClick.x = event.GetX();
|
|
m_mouseMClick.y = event.GetY();
|
|
|
|
double Ax_units = Ax / m_scaleX;
|
|
double Ay_units = -Ay / m_scaleY;
|
|
|
|
bool updateRequired = false;
|
|
updateRequired |= SetXView( m_posX + Ax_units,
|
|
m_desiredXmax + Ax_units,
|
|
m_desiredXmin + Ax_units );
|
|
updateRequired |= SetYView( m_posY + Ay_units,
|
|
m_desiredYmax + Ay_units,
|
|
m_desiredYmin + Ay_units );
|
|
|
|
if( updateRequired )
|
|
UpdateAll();
|
|
}
|
|
else
|
|
{
|
|
if( event.m_leftDown )
|
|
{
|
|
if( m_movingInfoLayer == NULL )
|
|
{
|
|
wxClientDC dc( this );
|
|
wxPen pen( m_fgColour, 1, wxPENSTYLE_DOT );
|
|
dc.SetPen( pen );
|
|
dc.SetBrush( *wxTRANSPARENT_BRUSH );
|
|
dc.DrawRectangle( m_mouseLClick.x, m_mouseLClick.y,
|
|
event.GetX() - m_mouseLClick.x, event.GetY() - m_mouseLClick.y );
|
|
m_zooming = true;
|
|
m_zoomRect.x = m_mouseLClick.x;
|
|
m_zoomRect.y = m_mouseLClick.y;
|
|
m_zoomRect.width = event.GetX() - m_mouseLClick.x;
|
|
m_zoomRect.height = event.GetY() - m_mouseLClick.y;
|
|
}
|
|
else
|
|
{
|
|
wxPoint moveVector( event.GetX() - m_mouseLClick.x, event.GetY() - m_mouseLClick.y );
|
|
m_movingInfoLayer->Move( moveVector );
|
|
m_zooming = false;
|
|
}
|
|
|
|
UpdateAll();
|
|
}
|
|
else
|
|
{
|
|
#if 0
|
|
wxLayerList::iterator li;
|
|
|
|
for( li = m_layers.begin(); li != m_layers.end(); li++ )
|
|
{
|
|
if( (*li)->IsInfo() && (*li)->IsVisible() )
|
|
{
|
|
mpInfoLayer* tmpLyr = (mpInfoLayer*) (*li);
|
|
tmpLyr->UpdateInfo( *this, event );
|
|
// UpdateAll();
|
|
RefreshRect( tmpLyr->GetRectangle() );
|
|
}
|
|
}
|
|
|
|
#endif
|
|
/* if (m_coordTooltip) {
|
|
* wxString toolTipContent;
|
|
* toolTipContent.Printf( "X = %f\nY = %f", p2x(event.GetX()), p2y(event.GetY()));
|
|
* wxTipWindow** ptr = NULL;
|
|
* wxRect rectBounds(event.GetX(), event.GetY(), 5, 5);
|
|
* wxTipWindow* tip = new wxTipWindow(this, toolTipContent, 100, ptr, &rectBounds);
|
|
*
|
|
* } */
|
|
}
|
|
}
|
|
|
|
event.Skip();
|
|
}
|
|
|
|
|
|
void mpWindow::OnMouseLeftDown( wxMouseEvent& event )
|
|
{
|
|
m_mouseLClick.x = event.GetX();
|
|
m_mouseLClick.y = event.GetY();
|
|
m_zooming = true;
|
|
wxPoint pointClicked = event.GetPosition();
|
|
m_movingInfoLayer = IsInsideInfoLayer( pointClicked );
|
|
|
|
event.Skip();
|
|
}
|
|
|
|
|
|
void mpWindow::OnMouseLeftRelease( wxMouseEvent& event )
|
|
{
|
|
wxPoint release( event.GetX(), event.GetY() );
|
|
wxPoint press( m_mouseLClick.x, m_mouseLClick.y );
|
|
|
|
m_zooming = false;
|
|
|
|
if( m_movingInfoLayer != NULL )
|
|
{
|
|
m_movingInfoLayer->UpdateReference();
|
|
m_movingInfoLayer = NULL;
|
|
}
|
|
else
|
|
{
|
|
if( release != press )
|
|
ZoomRect( press, release );
|
|
}
|
|
|
|
event.Skip();
|
|
}
|
|
|
|
|
|
void mpWindow::Fit()
|
|
{
|
|
if( UpdateBBox() )
|
|
Fit( m_minX, m_maxX, m_minY, m_maxY );
|
|
}
|
|
|
|
|
|
// JL
|
|
void mpWindow::Fit( double xMin, double xMax, double yMin, double yMax,
|
|
wxCoord* printSizeX, wxCoord* printSizeY )
|
|
{
|
|
// Save desired borders:
|
|
m_desiredXmin = xMin; m_desiredXmax = xMax;
|
|
m_desiredYmin = yMin; m_desiredYmax = yMax;
|
|
|
|
// Give a small margin to plot area
|
|
double xExtra = fabs( xMax - xMin ) * 0.00;
|
|
double yExtra = fabs( yMax - yMin ) * 0.03;
|
|
|
|
xMin -= xExtra;
|
|
xMax += xExtra;
|
|
yMin -= yExtra;
|
|
yMax += yExtra;
|
|
|
|
if( printSizeX != NULL && printSizeY != NULL )
|
|
{
|
|
// Printer:
|
|
m_scrX = *printSizeX;
|
|
m_scrY = *printSizeY;
|
|
}
|
|
else
|
|
{
|
|
// Normal case (screen):
|
|
GetClientSize( &m_scrX, &m_scrY );
|
|
}
|
|
|
|
double Ax, Ay;
|
|
|
|
Ax = xMax - xMin;
|
|
Ay = yMax - yMin;
|
|
|
|
m_scaleX = (Ax != 0) ? (m_scrX - m_marginLeft - m_marginRight) / Ax : 1; // m_scaleX = (Ax != 0) ? m_scrX / Ax : 1;
|
|
m_scaleY = (Ay != 0) ? (m_scrY - m_marginTop - m_marginBottom) / Ay : 1; // m_scaleY = (Ay != 0) ? m_scrY / Ay : 1;
|
|
|
|
if( m_lockaspect )
|
|
{
|
|
// Keep the lowest "scale" to fit the whole range required by that axis (to actually
|
|
// "fit"!):
|
|
double s = m_scaleX < m_scaleY ? m_scaleX : m_scaleY;
|
|
m_scaleX = s;
|
|
m_scaleY = s;
|
|
}
|
|
|
|
// Adjusts corner coordinates: This should be simply:
|
|
// m_posX = m_minX;
|
|
// m_posY = m_maxY;
|
|
// But account for centering if we have lock aspect:
|
|
m_posX = (xMin + xMax) / 2 - ( (m_scrX - m_marginLeft - m_marginRight) / 2 + m_marginLeft ) /
|
|
m_scaleX; // m_posX = (xMin+xMax)/2 - (m_scrX/2)/m_scaleX;
|
|
// m_posY = (yMin+yMax)/2 + ((m_scrY - m_marginTop - m_marginBottom)/2 - m_marginTop)/m_scaleY; // m_posY = (yMin+yMax)/2 + (m_scrY/2)/m_scaleY;
|
|
m_posY = (yMin + yMax) / 2 + ( (m_scrY - m_marginTop - m_marginBottom) / 2 + m_marginTop ) /
|
|
m_scaleY; // m_posY = (yMin+yMax)/2 + (m_scrY/2)/m_scaleY;
|
|
|
|
// It is VERY IMPORTANT to DO NOT call Refresh if we are drawing to the printer!!
|
|
// Otherwise, the DC dimensions will be those of the window instead of the printer device
|
|
if( printSizeX == NULL || printSizeY == NULL )
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
// Patch ngpaton
|
|
void mpWindow::DoZoomInXCalc( const int staticXpixel )
|
|
{
|
|
// Preserve the position of the clicked point:
|
|
double staticX = p2x( staticXpixel );
|
|
|
|
// Zoom in:
|
|
m_scaleX = m_scaleX * zoomIncrementalFactor;
|
|
// Adjust the new m_posx
|
|
m_posX = staticX - (staticXpixel / m_scaleX);
|
|
// Adjust desired
|
|
m_desiredXmin = m_posX;
|
|
m_desiredXmax = m_posX + ( m_scrX - (m_marginLeft + m_marginRight) ) / m_scaleX;
|
|
}
|
|
|
|
|
|
void mpWindow::AdjustLimitedView()
|
|
{
|
|
if( !m_enableLimitedView )
|
|
return;
|
|
|
|
// m_min and m_max are plot limits for curves
|
|
// xMin, xMax, yMin, yMax are the full limits (plot limit + margin)
|
|
const double xMin = m_minX - m_marginLeft / m_scaleX;
|
|
const double xMax = m_maxX + m_marginRight / m_scaleX;
|
|
const double yMin = m_minY - m_marginTop / m_scaleY;
|
|
const double yMax = m_maxY + m_marginBottom / m_scaleY;
|
|
|
|
if( m_desiredXmin < xMin )
|
|
{
|
|
double diff = xMin - m_desiredXmin;
|
|
m_posX += diff;
|
|
m_desiredXmax += diff;
|
|
m_desiredXmin = xMin;
|
|
}
|
|
|
|
if( m_desiredXmax > xMax )
|
|
{
|
|
double diff = m_desiredXmax - xMax;
|
|
m_posX -= diff;
|
|
m_desiredXmin -= diff;
|
|
m_desiredXmax = xMax;
|
|
}
|
|
|
|
if( m_desiredYmin < yMin )
|
|
{
|
|
double diff = yMin - m_desiredYmin;
|
|
m_posY += diff;
|
|
m_desiredYmax += diff;
|
|
m_desiredYmin = yMin;
|
|
}
|
|
|
|
if( m_desiredYmax > yMax )
|
|
{
|
|
double diff = m_desiredYmax - yMax;
|
|
m_posY -= diff;
|
|
m_desiredYmin -= diff;
|
|
m_desiredYmax = yMax;
|
|
}
|
|
}
|
|
|
|
|
|
bool mpWindow::SetXView( double pos, double desiredMax, double desiredMin )
|
|
{
|
|
// if(!CheckXLimits(desiredMax, desiredMin))
|
|
// return false;
|
|
|
|
m_posX = pos;
|
|
m_desiredXmax = desiredMax;
|
|
m_desiredXmin = desiredMin;
|
|
AdjustLimitedView();
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool mpWindow::SetYView( double pos, double desiredMax, double desiredMin )
|
|
{
|
|
// if(!CheckYLimits(desiredMax, desiredMin))
|
|
// return false;
|
|
|
|
m_posY = pos;
|
|
m_desiredYmax = desiredMax;
|
|
m_desiredYmin = desiredMin;
|
|
AdjustLimitedView();
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomIn( const wxPoint& centerPoint )
|
|
{
|
|
ZoomIn( centerPoint, zoomIncrementalFactor );
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomIn( const wxPoint& centerPoint, double zoomFactor )
|
|
{
|
|
wxPoint c( centerPoint );
|
|
|
|
if( c == wxDefaultPosition )
|
|
{
|
|
GetClientSize( &m_scrX, &m_scrY );
|
|
c.x = (m_scrX - m_marginLeft - m_marginRight) / 2 + m_marginLeft; // c.x = m_scrX/2;
|
|
c.y = (m_scrY - m_marginTop - m_marginBottom) / 2 - m_marginTop; // c.y = m_scrY/2;
|
|
}
|
|
else
|
|
{
|
|
c.x = std::max( c.x, m_marginLeft );
|
|
c.x = std::min( c.x, m_scrX - m_marginRight );
|
|
c.y = std::max( c.y, m_marginTop );
|
|
c.y = std::min( c.y, m_scrY - m_marginBottom );
|
|
}
|
|
|
|
// Preserve the position of the clicked point:
|
|
double prior_layer_x = p2x( c.x );
|
|
double prior_layer_y = p2y( c.y );
|
|
|
|
// Zoom in:
|
|
const double MAX_SCALE = 1e6;
|
|
double newScaleX = m_scaleX * zoomFactor;
|
|
double newScaleY = m_scaleY * zoomFactor;
|
|
|
|
// Baaaaad things happen when you zoom in too much..
|
|
if( newScaleX <= MAX_SCALE && newScaleY <= MAX_SCALE )
|
|
{
|
|
m_scaleX = newScaleX;
|
|
m_scaleY = newScaleY;
|
|
}
|
|
else
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Adjust the new m_posx/y:
|
|
m_posX = prior_layer_x - c.x / m_scaleX;
|
|
m_posY = prior_layer_y + c.y / m_scaleY;
|
|
|
|
m_desiredXmin = m_posX;
|
|
m_desiredXmax = m_posX + (m_scrX - m_marginLeft - m_marginRight) / m_scaleX; // m_desiredXmax = m_posX + m_scrX / m_scaleX;
|
|
m_desiredYmax = m_posY;
|
|
m_desiredYmin = m_posY - (m_scrY - m_marginTop - m_marginBottom) / m_scaleY; // m_desiredYmin = m_posY - m_scrY / m_scaleY;
|
|
AdjustLimitedView();
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomOut( const wxPoint& centerPoint )
|
|
{
|
|
ZoomOut( centerPoint, zoomIncrementalFactor );
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomOut( const wxPoint& centerPoint, double zoomFactor )
|
|
{
|
|
wxPoint c( centerPoint );
|
|
|
|
if( c == wxDefaultPosition )
|
|
{
|
|
GetClientSize( &m_scrX, &m_scrY );
|
|
c.x = (m_scrX - m_marginLeft - m_marginRight) / 2 + m_marginLeft; // c.x = m_scrX/2;
|
|
c.y = (m_scrY - m_marginTop - m_marginBottom) / 2 - m_marginTop; // c.y = m_scrY/2;
|
|
}
|
|
|
|
// Preserve the position of the clicked point:
|
|
double prior_layer_x = p2x( c.x );
|
|
double prior_layer_y = p2y( c.y );
|
|
|
|
// Zoom out:
|
|
m_scaleX = m_scaleX / zoomFactor;
|
|
m_scaleY = m_scaleY / zoomFactor;
|
|
|
|
// Adjust the new m_posx/y:
|
|
m_posX = prior_layer_x - c.x / m_scaleX;
|
|
m_posY = prior_layer_y + c.y / m_scaleY;
|
|
|
|
m_desiredXmin = m_posX;
|
|
m_desiredXmax = m_posX + (m_scrX - m_marginLeft - m_marginRight) / m_scaleX; // m_desiredXmax = m_posX + m_scrX / m_scaleX;
|
|
m_desiredYmax = m_posY;
|
|
m_desiredYmin = m_posY - (m_scrY - m_marginTop - m_marginBottom) / m_scaleY; // m_desiredYmin = m_posY - m_scrY / m_scaleY;
|
|
|
|
if( !CheckXLimits( m_desiredXmax,
|
|
m_desiredXmin ) || !CheckYLimits( m_desiredYmax, m_desiredYmin ) )
|
|
{
|
|
Fit();
|
|
}
|
|
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomInX()
|
|
{
|
|
m_scaleX = m_scaleX * zoomIncrementalFactor;
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
void mpWindow::ZoomRect( wxPoint p0, wxPoint p1 )
|
|
{
|
|
// Compute the 2 corners in graph coordinates:
|
|
double p0x = p2x( p0.x );
|
|
double p0y = p2y( p0.y );
|
|
double p1x = p2x( p1.x );
|
|
double p1y = p2y( p1.y );
|
|
|
|
// Order them:
|
|
double zoom_x_min = p0x<p1x ? p0x : p1x;
|
|
double zoom_x_max = p0x>p1x ? p0x : p1x;
|
|
double zoom_y_min = p0y<p1y ? p0y : p1y;
|
|
double zoom_y_max = p0y>p1y ? p0y : p1y;
|
|
|
|
Fit( zoom_x_min, zoom_x_max, zoom_y_min, zoom_y_max );
|
|
AdjustLimitedView();
|
|
}
|
|
|
|
|
|
void mpWindow::LockAspect( bool enable )
|
|
{
|
|
m_lockaspect = enable;
|
|
m_popmenu.Check( mpID_LOCKASPECT, enable );
|
|
|
|
// Try to fit again with the new config:
|
|
Fit( m_desiredXmin, m_desiredXmax, m_desiredYmin, m_desiredYmax );
|
|
}
|
|
|
|
|
|
void mpWindow::OnShowPopupMenu( wxMouseEvent& event )
|
|
{
|
|
m_clickedX = event.GetX();
|
|
m_clickedY = event.GetY();
|
|
PopupMenu( &m_popmenu, event.GetX(), event.GetY() );
|
|
}
|
|
|
|
|
|
void mpWindow::OnLockAspect( wxCommandEvent& WXUNUSED( event ) )
|
|
{
|
|
LockAspect( !m_lockaspect );
|
|
}
|
|
|
|
|
|
void mpWindow::OnFit( wxCommandEvent& WXUNUSED( event ) )
|
|
{
|
|
Fit();
|
|
}
|
|
|
|
|
|
void mpWindow::OnCenter( wxCommandEvent& WXUNUSED( event ) )
|
|
{
|
|
GetClientSize( &m_scrX, &m_scrY );
|
|
int centerX = (m_scrX - m_marginLeft - m_marginRight) / 2; // + m_marginLeft; // c.x = m_scrX/2;
|
|
int centerY = (m_scrY - m_marginTop - m_marginBottom) / 2; // - m_marginTop; // c.y = m_scrY/2;
|
|
SetPos( p2x( m_clickedX - centerX ), p2y( m_clickedY - centerY ) );
|
|
// SetPos( p2x(m_clickedX-m_scrX/2), p2y(m_clickedY-m_scrY/2) ); //SetPos( (double)(m_clickedX-m_scrX/2) / m_scaleX + m_posX, (double)(m_scrY/2-m_clickedY) / m_scaleY + m_posY);
|
|
}
|
|
|
|
|
|
void mpWindow::OnZoomIn( wxCommandEvent& WXUNUSED( event ) )
|
|
{
|
|
ZoomIn( wxPoint( m_mouseMClick.x, m_mouseMClick.y ) );
|
|
}
|
|
|
|
|
|
void mpWindow::OnZoomOut( wxCommandEvent& WXUNUSED( event ) )
|
|
{
|
|
ZoomOut();
|
|
}
|
|
|
|
|
|
void mpWindow::OnSize( wxSizeEvent& WXUNUSED( event ) )
|
|
{
|
|
// Try to fit again with the new window size:
|
|
Fit( m_desiredXmin, m_desiredXmax, m_desiredYmin, m_desiredYmax );
|
|
}
|
|
|
|
|
|
bool mpWindow::AddLayer( mpLayer* layer, bool refreshDisplay )
|
|
{
|
|
if( layer != NULL )
|
|
{
|
|
m_layers.push_back( layer );
|
|
|
|
if( refreshDisplay )
|
|
UpdateAll();
|
|
|
|
return true;
|
|
}
|
|
|
|
;
|
|
return false;
|
|
}
|
|
|
|
|
|
bool mpWindow::DelLayer( mpLayer* layer,
|
|
bool alsoDeleteObject,
|
|
bool refreshDisplay )
|
|
{
|
|
wxLayerList::iterator layIt;
|
|
|
|
for( layIt = m_layers.begin(); layIt != m_layers.end(); layIt++ )
|
|
{
|
|
if( *layIt == layer )
|
|
{
|
|
// Also delete the object?
|
|
if( alsoDeleteObject )
|
|
delete *layIt;
|
|
|
|
m_layers.erase( layIt ); // this deleted the reference only
|
|
|
|
if( refreshDisplay )
|
|
UpdateAll();
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
void mpWindow::DelAllLayers( bool alsoDeleteObject, bool refreshDisplay )
|
|
{
|
|
while( m_layers.size()>0 )
|
|
{
|
|
// Also delete the object?
|
|
if( alsoDeleteObject )
|
|
delete m_layers[0];
|
|
|
|
m_layers.erase( m_layers.begin() ); // this deleted the reference only
|
|
}
|
|
|
|
if( refreshDisplay )
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
void mpWindow::OnPaint( wxPaintEvent& WXUNUSED( event ) )
|
|
{
|
|
wxPaintDC dc( this );
|
|
|
|
dc.GetSize( &m_scrX, &m_scrY ); // This is the size of the visible area only!
|
|
|
|
// Selects direct or buffered draw:
|
|
wxDC* trgDc;
|
|
|
|
// J.L.Blanco @ Aug 2007: Added double buffer support
|
|
if( m_enableDoubleBuffer )
|
|
{
|
|
if( m_last_lx != m_scrX || m_last_ly != m_scrY )
|
|
{
|
|
if( m_buff_bmp )
|
|
delete m_buff_bmp;
|
|
|
|
m_buff_bmp = new wxBitmap( m_scrX, m_scrY );
|
|
m_buff_dc.SelectObject( *m_buff_bmp );
|
|
m_last_lx = m_scrX;
|
|
m_last_ly = m_scrY;
|
|
}
|
|
|
|
trgDc = &m_buff_dc;
|
|
}
|
|
else
|
|
{
|
|
trgDc = &dc;
|
|
}
|
|
|
|
// Draw background:
|
|
// trgDc->SetDeviceOrigin(0,0);
|
|
trgDc->SetPen( *wxTRANSPARENT_PEN );
|
|
wxBrush brush( GetBackgroundColour() );
|
|
trgDc->SetBrush( brush );
|
|
trgDc->SetTextForeground( m_fgColour );
|
|
trgDc->DrawRectangle( 0, 0, m_scrX, m_scrY );
|
|
|
|
// Draw all the layers:
|
|
// trgDc->SetDeviceOrigin( m_scrX>>1, m_scrY>>1); // Origin at the center
|
|
wxLayerList::iterator li;
|
|
|
|
for( li = m_layers.begin(); li != m_layers.end(); li++ )
|
|
(*li)->Plot( *trgDc, *this );
|
|
|
|
if( m_zooming )
|
|
{
|
|
wxPen pen( m_fgColour, 1, wxPENSTYLE_DOT );
|
|
trgDc->SetPen( pen );
|
|
trgDc->SetBrush( *wxTRANSPARENT_BRUSH );
|
|
trgDc->DrawRectangle( m_zoomRect );
|
|
}
|
|
|
|
// If doublebuffer, draw now to the window:
|
|
if( m_enableDoubleBuffer )
|
|
{
|
|
// trgDc->SetDeviceOrigin(0,0);
|
|
// dc.SetDeviceOrigin(0,0); // Origin at the center
|
|
dc.Blit( 0, 0, m_scrX, m_scrY, trgDc, 0, 0 );
|
|
}
|
|
|
|
// If scrollbars are enabled, refresh them
|
|
if( m_enableScrollBars )
|
|
{
|
|
/* m_scroll.x = (int) floor((m_posX - m_minX)*m_scaleX);
|
|
* m_scroll.y = (int) floor((m_maxY - m_posY )*m_scaleY);
|
|
* Scroll(m_scroll.x, m_scroll.y);*/
|
|
// Scroll(x2p(m_posX), y2p(m_posY));
|
|
// SetVirtualSize((int) ((m_maxX - m_minX)*m_scaleX), (int) ((m_maxY - m_minY)*m_scaleY));
|
|
// int centerX = (m_scrX - m_marginLeft - m_marginRight)/2; // + m_marginLeft; // c.x = m_scrX/2;
|
|
// int centerY = (m_scrY - m_marginTop - m_marginBottom)/2; // - m_marginTop; // c.y = m_scrY/2;
|
|
/*SetScrollbars(1, 1, (int) ((m_maxX - m_minX)*m_scaleX), (int) ((m_maxY - m_minY)*m_scaleY));*/ // , x2p(m_posX + centerX/m_scaleX), y2p(m_posY - centerY/m_scaleY), true);
|
|
}
|
|
}
|
|
|
|
|
|
bool mpWindow::UpdateBBox()
|
|
{
|
|
m_minX = 0.0;
|
|
m_maxX = 1.0;
|
|
m_minY = 0.0;
|
|
m_maxY = 1.0;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
void mpWindow::UpdateAll()
|
|
{
|
|
if( UpdateBBox() )
|
|
{
|
|
if( m_enableScrollBars )
|
|
{
|
|
int cx, cy;
|
|
GetClientSize( &cx, &cy );
|
|
// Do x scroll bar
|
|
{
|
|
// Convert margin sizes from pixels to coordinates
|
|
double leftMargin = m_marginLeft / m_scaleX;
|
|
// Calculate the range in coords that we want to scroll over
|
|
double maxX = (m_desiredXmax > m_maxX) ? m_desiredXmax : m_maxX;
|
|
double minX = (m_desiredXmin < m_minX) ? m_desiredXmin : m_minX;
|
|
|
|
if( (m_posX + leftMargin) < minX )
|
|
minX = m_posX + leftMargin;
|
|
|
|
// Calculate scroll bar size and thumb position
|
|
int sizeX = (int) ( (maxX - minX) * m_scaleX );
|
|
int thumbX = (int) ( ( (m_posX + leftMargin) - minX ) * m_scaleX );
|
|
SetScrollbar( wxHORIZONTAL, thumbX, cx - (m_marginRight + m_marginLeft), sizeX );
|
|
}
|
|
// Do y scroll bar
|
|
{
|
|
// Convert margin sizes from pixels to coordinates
|
|
double topMargin = m_marginTop / m_scaleY;
|
|
// Calculate the range in coords that we want to scroll over
|
|
double maxY = (m_desiredYmax > m_maxY) ? m_desiredYmax : m_maxY;
|
|
|
|
if( (m_posY - topMargin) > maxY )
|
|
maxY = m_posY - topMargin;
|
|
|
|
double minY = (m_desiredYmin < m_minY) ? m_desiredYmin : m_minY;
|
|
// Calculate scroll bar size and thumb position
|
|
int sizeY = (int) ( (maxY - minY) * m_scaleY );
|
|
int thumbY = (int) ( ( maxY - (m_posY - topMargin) ) * m_scaleY );
|
|
SetScrollbar( wxVERTICAL, thumbY, cy - (m_marginTop + m_marginBottom), sizeY );
|
|
}
|
|
}
|
|
}
|
|
|
|
Refresh( false );
|
|
}
|
|
|
|
|
|
void mpWindow::DoScrollCalc( const int position, const int orientation )
|
|
{
|
|
if( orientation == wxVERTICAL )
|
|
{
|
|
// Y axis
|
|
// Get top margin in coord units
|
|
double topMargin = m_marginTop / m_scaleY;
|
|
// Calculate maximum Y coord to be shown in the graph
|
|
double maxY = m_desiredYmax > m_maxY ? m_desiredYmax : m_maxY;
|
|
// Set new position
|
|
SetPosY( ( maxY - (position / m_scaleY) ) + topMargin );
|
|
}
|
|
else
|
|
{
|
|
// X Axis
|
|
// Get left margin in coord units
|
|
double leftMargin = m_marginLeft / m_scaleX;
|
|
// Calculate minimum X coord to be shown in the graph
|
|
double minX = (m_desiredXmin < m_minX) ? m_desiredXmin : m_minX;
|
|
// Set new position
|
|
SetPosX( ( minX + (position / m_scaleX) ) - leftMargin );
|
|
}
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollThumbTrack( wxScrollWinEvent& event )
|
|
{
|
|
DoScrollCalc( event.GetPosition(), event.GetOrientation() );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollPageUp( wxScrollWinEvent& event )
|
|
{
|
|
int scrollOrientation = event.GetOrientation();
|
|
// Get position before page up
|
|
int position = GetScrollPos( scrollOrientation );
|
|
// Get thumb size
|
|
int thumbSize = GetScrollThumb( scrollOrientation );
|
|
|
|
// Need to adjust position by a page
|
|
position -= thumbSize;
|
|
|
|
if( position < 0 )
|
|
position = 0;
|
|
|
|
DoScrollCalc( position, scrollOrientation );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollPageDown( wxScrollWinEvent& event )
|
|
{
|
|
int scrollOrientation = event.GetOrientation();
|
|
// Get position before page up
|
|
int position = GetScrollPos( scrollOrientation );
|
|
// Get thumb size
|
|
int thumbSize = GetScrollThumb( scrollOrientation );
|
|
// Get scroll range
|
|
int scrollRange = GetScrollRange( scrollOrientation );
|
|
|
|
// Need to adjust position by a page
|
|
position += thumbSize;
|
|
|
|
if( position > (scrollRange - thumbSize) )
|
|
position = scrollRange - thumbSize;
|
|
|
|
DoScrollCalc( position, scrollOrientation );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollLineUp( wxScrollWinEvent& event )
|
|
{
|
|
int scrollOrientation = event.GetOrientation();
|
|
// Get position before page up
|
|
int position = GetScrollPos( scrollOrientation );
|
|
|
|
// Need to adjust position by a line
|
|
position -= mpSCROLL_NUM_PIXELS_PER_LINE;
|
|
|
|
if( position < 0 )
|
|
position = 0;
|
|
|
|
DoScrollCalc( position, scrollOrientation );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollLineDown( wxScrollWinEvent& event )
|
|
{
|
|
int scrollOrientation = event.GetOrientation();
|
|
// Get position before page up
|
|
int position = GetScrollPos( scrollOrientation );
|
|
// Get thumb size
|
|
int thumbSize = GetScrollThumb( scrollOrientation );
|
|
// Get scroll range
|
|
int scrollRange = GetScrollRange( scrollOrientation );
|
|
|
|
// Need to adjust position by a page
|
|
position += mpSCROLL_NUM_PIXELS_PER_LINE;
|
|
|
|
if( position > (scrollRange - thumbSize) )
|
|
position = scrollRange - thumbSize;
|
|
|
|
DoScrollCalc( position, scrollOrientation );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollTop( wxScrollWinEvent& event )
|
|
{
|
|
DoScrollCalc( 0, event.GetOrientation() );
|
|
}
|
|
|
|
|
|
void mpWindow::OnScrollBottom( wxScrollWinEvent& event )
|
|
{
|
|
int scrollOrientation = event.GetOrientation();
|
|
// Get thumb size
|
|
int thumbSize = GetScrollThumb( scrollOrientation );
|
|
// Get scroll range
|
|
int scrollRange = GetScrollRange( scrollOrientation );
|
|
|
|
DoScrollCalc( scrollRange - thumbSize, scrollOrientation );
|
|
}
|
|
|
|
|
|
// End patch ngpaton
|
|
|
|
void mpWindow::SetScaleX( double scaleX )
|
|
{
|
|
if( scaleX != 0 )
|
|
m_scaleX = scaleX;
|
|
|
|
UpdateAll();
|
|
}
|
|
|
|
|
|
// New methods implemented by Davide Rondini
|
|
|
|
unsigned int mpWindow::CountLayers() const
|
|
{
|
|
unsigned int layerNo = 0;
|
|
|
|
for( const mpLayer* layer : m_layers )
|
|
{
|
|
if( layer->HasBBox() )
|
|
layerNo++;
|
|
}
|
|
|
|
return layerNo;
|
|
}
|
|
|
|
|
|
mpLayer* mpWindow::GetLayer( int position ) const
|
|
{
|
|
if( ( position >= (int) m_layers.size() ) || position < 0 )
|
|
return NULL;
|
|
|
|
return m_layers[position];
|
|
}
|
|
|
|
|
|
const mpLayer* mpWindow::GetLayerByName( const wxString& name ) const
|
|
{
|
|
for( const mpLayer* layer : m_layers )
|
|
{
|
|
if( !layer->GetName().Cmp( name ) )
|
|
return layer;
|
|
}
|
|
|
|
return NULL; // Not found
|
|
}
|
|
|
|
|
|
void mpWindow::GetBoundingBox( double* bbox ) const
|
|
{
|
|
bbox[0] = m_minX;
|
|
bbox[1] = m_maxX;
|
|
bbox[2] = m_minY;
|
|
bbox[3] = m_maxY;
|
|
}
|
|
|
|
|
|
bool mpWindow::SaveScreenshot( const wxString& filename, wxBitmapType type, wxSize imageSize,
|
|
bool fit )
|
|
{
|
|
int sizeX, sizeY;
|
|
int bk_scrX, bk_scrY;
|
|
|
|
if( imageSize == wxDefaultSize )
|
|
{
|
|
sizeX = m_scrX;
|
|
sizeY = m_scrY;
|
|
}
|
|
else
|
|
{
|
|
sizeX = imageSize.x;
|
|
sizeY = imageSize.y;
|
|
bk_scrX = m_scrX;
|
|
bk_scrY = m_scrY;
|
|
SetScr( sizeX, sizeY );
|
|
}
|
|
|
|
wxBitmap screenBuffer( sizeX, sizeY );
|
|
wxMemoryDC screenDC;
|
|
screenDC.SelectObject( screenBuffer );
|
|
screenDC.SetPen( *wxWHITE_PEN );
|
|
screenDC.SetTextForeground( m_fgColour );
|
|
wxBrush brush( GetBackgroundColour() );
|
|
screenDC.SetBrush( brush );
|
|
screenDC.DrawRectangle( 0, 0, sizeX, sizeY );
|
|
|
|
if( fit )
|
|
Fit( m_minX, m_maxX, m_minY, m_maxY, &sizeX, &sizeY );
|
|
else
|
|
Fit( m_desiredXmin, m_desiredXmax, m_desiredYmin, m_desiredYmax, &sizeX, &sizeY );
|
|
|
|
// Draw all the layers:
|
|
for( mpLayer* layer : m_layers )
|
|
layer->Plot( screenDC, *this );
|
|
|
|
if( imageSize != wxDefaultSize )
|
|
{
|
|
// Restore dimensions
|
|
SetScr( bk_scrX, bk_scrY );
|
|
Fit( m_desiredXmin, m_desiredXmax, m_desiredYmin, m_desiredYmax, &bk_scrX, &bk_scrY );
|
|
UpdateAll();
|
|
}
|
|
|
|
// Once drawing is complete, actually save screen shot
|
|
wxImage screenImage = screenBuffer.ConvertToImage();
|
|
return screenImage.SaveFile( filename, type );
|
|
}
|
|
|
|
|
|
void mpWindow::SetMargins( int top, int right, int bottom, int left )
|
|
{
|
|
m_marginTop = top;
|
|
m_marginRight = right;
|
|
m_marginBottom = bottom;
|
|
m_marginLeft = left;
|
|
}
|
|
|
|
|
|
mpInfoLayer* mpWindow::IsInsideInfoLayer( wxPoint& point )
|
|
{
|
|
for( mpLayer* layer : m_layers )
|
|
{
|
|
if( layer->IsInfo() )
|
|
{
|
|
mpInfoLayer* tmpLyr = static_cast<mpInfoLayer*>( layer );
|
|
|
|
if( tmpLyr->Inside( point ) )
|
|
return tmpLyr;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
void mpWindow::SetLayerVisible( const wxString& name, bool viewable )
|
|
{
|
|
mpLayer* lx = GetLayerByName( name );
|
|
|
|
if( lx )
|
|
{
|
|
lx->SetVisible( viewable );
|
|
UpdateAll();
|
|
}
|
|
}
|
|
|
|
|
|
bool mpWindow::IsLayerVisible( const wxString& name ) const
|
|
{
|
|
const mpLayer* lx = GetLayerByName( name );
|
|
|
|
return lx ? lx->IsVisible() : false;
|
|
}
|
|
|
|
|
|
void mpWindow::SetLayerVisible( const unsigned int position, bool viewable )
|
|
{
|
|
mpLayer* lx = GetLayer( position );
|
|
|
|
if( lx )
|
|
{
|
|
lx->SetVisible( viewable );
|
|
UpdateAll();
|
|
}
|
|
}
|
|
|
|
|
|
bool mpWindow::IsLayerVisible( unsigned int position ) const
|
|
{
|
|
mpLayer* lx = GetLayer( position );
|
|
|
|
return (lx) ? lx->IsVisible() : false;
|
|
}
|
|
|
|
|
|
void mpWindow::SetColourTheme( const wxColour& bgColour, const wxColour& drawColour,
|
|
const wxColour& axesColour )
|
|
{
|
|
SetBackgroundColour( bgColour );
|
|
SetForegroundColour( drawColour );
|
|
m_bgColour = bgColour;
|
|
m_fgColour = drawColour;
|
|
m_axColour = axesColour;
|
|
|
|
// Cycle between layers to set colours and properties to them
|
|
for( mpLayer* layer : m_layers )
|
|
{
|
|
if( layer->GetLayerType() == mpLAYER_AXIS )
|
|
{
|
|
wxPen axisPen = layer->GetPen(); // Get the old pen to modify only colour, not style or width
|
|
axisPen.SetColour( axesColour );
|
|
layer->SetPen( axisPen );
|
|
}
|
|
|
|
if( layer->GetLayerType() == mpLAYER_INFO )
|
|
{
|
|
wxPen infoPen = layer->GetPen(); // Get the old pen to modify only colour, not style or width
|
|
infoPen.SetColour( drawColour );
|
|
layer->SetPen( infoPen );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpFXYVector implementation - by Jose Luis Blanco (AGO-2007)
|
|
// -----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_DYNAMIC_CLASS( mpFXYVector, mpFXY )
|
|
|
|
// Constructor
|
|
mpFXYVector::mpFXYVector( const wxString& name, int flags ) : mpFXY( name, flags )
|
|
{
|
|
m_index = 0;
|
|
m_minX = -1;
|
|
m_maxX = 1;
|
|
m_minY = -1;
|
|
m_maxY = 1;
|
|
m_type = mpLAYER_PLOT;
|
|
}
|
|
|
|
|
|
double mpScaleX::TransformToPlot( double x ) const
|
|
{
|
|
return (x + m_offset) * m_scale;
|
|
}
|
|
|
|
|
|
double mpScaleX::TransformFromPlot( double xplot ) const
|
|
{
|
|
return xplot / m_scale - m_offset;
|
|
}
|
|
|
|
|
|
double mpScaleY::TransformToPlot( double x ) const
|
|
{
|
|
return (x + m_offset) * m_scale;
|
|
}
|
|
|
|
|
|
double mpScaleY::TransformFromPlot( double xplot ) const
|
|
{
|
|
return xplot / m_scale - m_offset;
|
|
}
|
|
|
|
|
|
double mpScaleXLog::TransformToPlot( double x ) const
|
|
{
|
|
double xlogmin = log10( m_minV );
|
|
double xlogmax = log10( m_maxV );
|
|
|
|
return ( log10( x ) - xlogmin) / (xlogmax - xlogmin);
|
|
}
|
|
|
|
|
|
double mpScaleXLog::TransformFromPlot( double xplot ) const
|
|
{
|
|
double xlogmin = log10( m_minV );
|
|
double xlogmax = log10( m_maxV );
|
|
|
|
return pow( 10.0, xplot * (xlogmax - xlogmin) + xlogmin );
|
|
}
|
|
|
|
|
|
#if 0
|
|
mpFSemiLogXVector::mpFSemiLogXVector( wxString name, int flags ) :
|
|
mpFXYVector( name, flags )
|
|
{
|
|
}
|
|
|
|
|
|
IMPLEMENT_DYNAMIC_CLASS( mpFSemiLogXVector, mpFXYVector )
|
|
#endif // 0
|
|
|
|
void mpFXYVector::Rewind()
|
|
{
|
|
m_index = 0;
|
|
}
|
|
|
|
size_t mpFXYVector::GetCount() const
|
|
{
|
|
return m_xs.size();
|
|
}
|
|
|
|
|
|
bool mpFXYVector::GetNextXY( double& x, double& y )
|
|
{
|
|
if( m_index >= m_xs.size() )
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
x = m_xs[m_index];
|
|
y = m_ys[m_index++];
|
|
return m_index <= m_xs.size();
|
|
}
|
|
}
|
|
|
|
|
|
void mpFXYVector::Clear()
|
|
{
|
|
m_xs.clear();
|
|
m_ys.clear();
|
|
}
|
|
|
|
|
|
void mpFXYVector::SetData( const std::vector<double>& xs, const std::vector<double>& ys )
|
|
{
|
|
// Check if the data vectors are of the same size
|
|
if( xs.size() != ys.size() )
|
|
return;
|
|
|
|
// Copy the data:
|
|
m_xs = xs;
|
|
m_ys = ys;
|
|
|
|
// Update internal variables for the bounding box.
|
|
if( xs.size() > 0 )
|
|
{
|
|
m_minX = xs[0];
|
|
m_maxX = xs[0];
|
|
m_minY = ys[0];
|
|
m_maxY = ys[0];
|
|
|
|
for( const double x : xs )
|
|
{
|
|
if( x < m_minX )
|
|
m_minX = x;
|
|
|
|
if( x > m_maxX )
|
|
m_maxX = x;
|
|
}
|
|
|
|
for( const double y : ys )
|
|
{
|
|
if( y < m_minY )
|
|
m_minY = y;
|
|
|
|
if( y > m_maxY )
|
|
m_maxY = y;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_minX = -1;
|
|
m_maxX = 1;
|
|
m_minY = -1;
|
|
m_maxY = 1;
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpText - provided by Val Greene
|
|
// -----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_DYNAMIC_CLASS( mpText, mpLayer )
|
|
|
|
|
|
/** @param name text to be displayed
|
|
* @param offsetx x position in percentage (0-100)
|
|
* @param offsetx y position in percentage (0-100)
|
|
*/
|
|
mpText::mpText( const wxString& name, int offsetx, int offsety )
|
|
{
|
|
SetName( name );
|
|
|
|
if( offsetx >= 0 && offsetx <= 100 )
|
|
m_offsetx = offsetx;
|
|
else
|
|
m_offsetx = 5;
|
|
|
|
if( offsety >= 0 && offsety <= 100 )
|
|
m_offsety = offsety;
|
|
else
|
|
m_offsety = 50;
|
|
|
|
m_type = mpLAYER_INFO;
|
|
}
|
|
|
|
|
|
/** mpText Layer plot handler.
|
|
* This implementation will plot the text adjusted to the visible area.
|
|
*/
|
|
|
|
void mpText::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
dc.SetFont( m_font );
|
|
|
|
wxCoord tw = 0, th = 0;
|
|
dc.GetTextExtent( GetName(), &tw, &th );
|
|
|
|
// int left = -dc.LogicalToDeviceX(0);
|
|
// int width = dc.LogicalToDeviceX(0) - left;
|
|
// int bottom = dc.LogicalToDeviceY(0);
|
|
// int height = bottom - -dc.LogicalToDeviceY(0);
|
|
|
|
/* dc.DrawText( GetName(),
|
|
* (int)((((float)width/100.0) * m_offsety) + left - (tw/2)),
|
|
* (int)((((float)height/100.0) * m_offsetx) - bottom) );*/
|
|
int px = m_offsetx * ( w.GetScrX() - w.GetMarginLeft() - w.GetMarginRight() ) / 100;
|
|
int py = m_offsety * ( w.GetScrY() - w.GetMarginTop() - w.GetMarginBottom() ) / 100;
|
|
dc.DrawText( GetName(), px, py );
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpPrintout - provided by Davide Rondini
|
|
// -----------------------------------------------------------------------------
|
|
|
|
mpPrintout::mpPrintout( mpWindow* drawWindow, const wxChar* title ) : wxPrintout( title )
|
|
{
|
|
drawn = false;
|
|
plotWindow = drawWindow;
|
|
}
|
|
|
|
|
|
bool mpPrintout::OnPrintPage( int page )
|
|
{
|
|
wxDC* trgDc = GetDC();
|
|
|
|
if( (trgDc) && (page == 1) )
|
|
{
|
|
wxCoord m_prnX, m_prnY;
|
|
int marginX = 50;
|
|
int marginY = 50;
|
|
trgDc->GetSize( &m_prnX, &m_prnY );
|
|
|
|
m_prnX -= (2 * marginX);
|
|
m_prnY -= (2 * marginY);
|
|
trgDc->SetDeviceOrigin( marginX, marginY );
|
|
|
|
// Set the scale according to the page:
|
|
plotWindow->Fit(
|
|
plotWindow->GetDesiredXmin(),
|
|
plotWindow->GetDesiredXmax(),
|
|
plotWindow->GetDesiredYmin(),
|
|
plotWindow->GetDesiredYmax(),
|
|
&m_prnX,
|
|
&m_prnY );
|
|
|
|
// Get the colours of the plotWindow to restore them ath the end
|
|
wxColour oldBgColour = plotWindow->GetBackgroundColour();
|
|
wxColour oldFgColour = plotWindow->GetForegroundColour();
|
|
wxColour oldAxColour = plotWindow->GetAxesColour();
|
|
|
|
// Draw background, ensuring to use white background for printing.
|
|
trgDc->SetPen( *wxTRANSPARENT_PEN );
|
|
// wxBrush brush( plotWindow->GetBackgroundColour() );
|
|
wxBrush brush = *wxWHITE_BRUSH;
|
|
trgDc->SetBrush( brush );
|
|
trgDc->DrawRectangle( 0, 0, m_prnX, m_prnY );
|
|
|
|
// Draw all the layers:
|
|
// trgDc->SetDeviceOrigin( m_prnX>>1, m_prnY>>1); // Origin at the center
|
|
mpLayer* layer;
|
|
|
|
for( unsigned int li = 0; li < plotWindow->CountAllLayers(); li++ )
|
|
{
|
|
layer = plotWindow->GetLayer( li );
|
|
layer->Plot( *trgDc, *plotWindow );
|
|
}
|
|
|
|
;
|
|
// Restore device origin
|
|
// trgDc->SetDeviceOrigin(0, 0);
|
|
// Restore colours
|
|
plotWindow->SetColourTheme( oldBgColour, oldFgColour, oldAxColour );
|
|
// Restore drawing
|
|
plotWindow->Fit( plotWindow->GetDesiredXmin(),
|
|
plotWindow->GetDesiredXmax(), plotWindow->GetDesiredYmin(),
|
|
plotWindow->GetDesiredYmax(), NULL, NULL );
|
|
plotWindow->UpdateAll();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
bool mpPrintout::HasPage( int page )
|
|
{
|
|
return page == 1;
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpMovableObject - provided by Jose Luis Blanco
|
|
// -----------------------------------------------------------------------------
|
|
void mpMovableObject::TranslatePoint( double x, double y, double& out_x, double& out_y )
|
|
{
|
|
double ccos = cos( m_reference_phi ); // Avoid computing cos/sin twice.
|
|
double csin = sin( m_reference_phi );
|
|
|
|
out_x = m_reference_x + ccos * x - csin * y;
|
|
out_y = m_reference_y + csin * x + ccos * y;
|
|
}
|
|
|
|
|
|
// This method updates the buffers m_trans_shape_xs/ys, and the precomputed bounding box.
|
|
void mpMovableObject::ShapeUpdated()
|
|
{
|
|
// Just in case...
|
|
if( m_shape_xs.size() != m_shape_ys.size() )
|
|
{
|
|
}
|
|
else
|
|
{
|
|
double ccos = cos( m_reference_phi ); // Avoid computing cos/sin twice.
|
|
double csin = sin( m_reference_phi );
|
|
|
|
m_trans_shape_xs.resize( m_shape_xs.size() );
|
|
m_trans_shape_ys.resize( m_shape_xs.size() );
|
|
|
|
std::vector<double>::iterator itXi, itXo;
|
|
std::vector<double>::iterator itYi, itYo;
|
|
|
|
m_bbox_min_x = 1e300;
|
|
m_bbox_max_x = -1e300;
|
|
m_bbox_min_y = 1e300;
|
|
m_bbox_max_y = -1e300;
|
|
|
|
for( itXo = m_trans_shape_xs.begin(),
|
|
itYo = m_trans_shape_ys.begin(), itXi = m_shape_xs.begin(), itYi = m_shape_ys.begin();
|
|
itXo!=m_trans_shape_xs.end(); itXo++, itYo++, itXi++, itYi++ )
|
|
{
|
|
*itXo = m_reference_x + ccos * (*itXi) - csin * (*itYi);
|
|
*itYo = m_reference_y + csin * (*itXi) + ccos * (*itYi);
|
|
|
|
// Keep BBox:
|
|
if( *itXo < m_bbox_min_x )
|
|
m_bbox_min_x = *itXo;
|
|
|
|
if( *itXo > m_bbox_max_x )
|
|
m_bbox_max_x = *itXo;
|
|
|
|
if( *itYo < m_bbox_min_y )
|
|
m_bbox_min_y = *itYo;
|
|
|
|
if( *itYo > m_bbox_max_y )
|
|
m_bbox_max_y = *itYo;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void mpMovableObject::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_visible )
|
|
{
|
|
dc.SetPen( m_pen );
|
|
|
|
|
|
std::vector<double>::iterator itX = m_trans_shape_xs.begin();
|
|
std::vector<double>::iterator itY = m_trans_shape_ys.begin();
|
|
|
|
if( !m_continuous )
|
|
{
|
|
// for some reason DrawPoint does not use the current pen,
|
|
// so we use DrawLine for fat pens
|
|
if( m_pen.GetWidth() <= 1 )
|
|
{
|
|
while( itX!=m_trans_shape_xs.end() )
|
|
{
|
|
dc.DrawPoint( w.x2p( *(itX++) ), w.y2p( *(itY++) ) );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
while( itX!=m_trans_shape_xs.end() )
|
|
{
|
|
wxCoord cx = w.x2p( *(itX++) );
|
|
wxCoord cy = w.y2p( *(itY++) );
|
|
dc.DrawLine( cx, cy, cx, cy );
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
wxCoord cx0 = 0, cy0 = 0;
|
|
bool first = true;
|
|
|
|
while( itX != m_trans_shape_xs.end() )
|
|
{
|
|
wxCoord cx = w.x2p( *(itX++) );
|
|
wxCoord cy = w.y2p( *(itY++) );
|
|
|
|
if( first )
|
|
{
|
|
first = false;
|
|
cx0 = cx; cy0 = cy;
|
|
}
|
|
|
|
dc.DrawLine( cx0, cy0, cx, cy );
|
|
cx0 = cx; cy0 = cy;
|
|
}
|
|
}
|
|
|
|
if( !m_name.IsEmpty() && m_showName )
|
|
{
|
|
dc.SetFont( m_font );
|
|
|
|
wxCoord tx, ty;
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
if( HasBBox() )
|
|
{
|
|
wxCoord sx = (wxCoord) ( ( m_bbox_max_x - w.GetPosX() ) * w.GetScaleX() );
|
|
wxCoord sy = (wxCoord) ( (w.GetPosY() - m_bbox_max_y ) * w.GetScaleY() );
|
|
|
|
tx = sx - tx - 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
else
|
|
{
|
|
const int sx = w.GetScrX() >> 1;
|
|
const int sy = w.GetScrY() >> 1;
|
|
|
|
if( (m_flags & mpALIGNMASK) == mpALIGN_NE )
|
|
{
|
|
tx = sx - tx - 8;
|
|
ty = -sy + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_NW )
|
|
{
|
|
tx = -sx + 8;
|
|
ty = -sy + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_SW )
|
|
{
|
|
tx = -sx + 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
else
|
|
{
|
|
tx = sx - tx - 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
}
|
|
|
|
dc.DrawText( m_name, tx, ty );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpCovarianceEllipse - provided by Jose Luis Blanco
|
|
// -----------------------------------------------------------------------------
|
|
|
|
// Called to update the m_shape_xs, m_shape_ys vectors, whenever a parameter changes.
|
|
void mpCovarianceEllipse::RecalculateShape()
|
|
{
|
|
m_shape_xs.clear();
|
|
m_shape_ys.clear();
|
|
|
|
// Preliminary checks:
|
|
if( m_quantiles < 0 )
|
|
return;
|
|
|
|
if( m_cov_00 < 0 )
|
|
return;
|
|
|
|
if( m_cov_11 < 0 )
|
|
return;
|
|
|
|
m_shape_xs.resize( m_segments, 0 );
|
|
m_shape_ys.resize( m_segments, 0 );
|
|
|
|
// Compute the two eigenvalues of the covariance:
|
|
// -------------------------------------------------
|
|
double b = -m_cov_00 - m_cov_11;
|
|
double c = m_cov_00 * m_cov_11 - m_cov_01 * m_cov_01;
|
|
|
|
double D = b * b - 4 * c;
|
|
|
|
if( D < 0 )
|
|
return;
|
|
|
|
double eigenVal0 = 0.5 * ( -b + sqrt( D ) );
|
|
double eigenVal1 = 0.5 * ( -b - sqrt( D ) );
|
|
|
|
// Compute the two corresponding eigenvectors:
|
|
// -------------------------------------------------
|
|
double eigenVec0_x, eigenVec0_y;
|
|
double eigenVec1_x, eigenVec1_y;
|
|
|
|
if( fabs( eigenVal0 - m_cov_00 ) > 1e-6 )
|
|
{
|
|
double k1x = m_cov_01 / ( eigenVal0 - m_cov_00 );
|
|
eigenVec0_y = 1;
|
|
eigenVec0_x = eigenVec0_y * k1x;
|
|
}
|
|
else
|
|
{
|
|
double k1y = m_cov_01 / ( eigenVal0 - m_cov_11 );
|
|
eigenVec0_x = 1;
|
|
eigenVec0_y = eigenVec0_x * k1y;
|
|
}
|
|
|
|
if( fabs( eigenVal1 - m_cov_00 ) > 1e-6 )
|
|
{
|
|
double k2x = m_cov_01 / ( eigenVal1 - m_cov_00 );
|
|
eigenVec1_y = 1;
|
|
eigenVec1_x = eigenVec1_y * k2x;
|
|
}
|
|
else
|
|
{
|
|
double k2y = m_cov_01 / ( eigenVal1 - m_cov_11 );
|
|
eigenVec1_x = 1;
|
|
eigenVec1_y = eigenVec1_x * k2y;
|
|
}
|
|
|
|
// Normalize the eigenvectors:
|
|
double len = sqrt( eigenVec0_x * eigenVec0_x + eigenVec0_y * eigenVec0_y );
|
|
eigenVec0_x /= len; // It *CANNOT* be zero
|
|
eigenVec0_y /= len;
|
|
|
|
len = sqrt( eigenVec1_x * eigenVec1_x + eigenVec1_y * eigenVec1_y );
|
|
eigenVec1_x /= len; // It *CANNOT* be zero
|
|
eigenVec1_y /= len;
|
|
|
|
|
|
// Take the sqrt of the eigenvalues (required for the ellipse scale):
|
|
eigenVal0 = sqrt( eigenVal0 );
|
|
eigenVal1 = sqrt( eigenVal1 );
|
|
|
|
// Compute the 2x2 matrix M = diag(eigVal) * (~eigVec) (each eigen vector is a row):
|
|
double M_00 = eigenVec0_x * eigenVal0;
|
|
double M_01 = eigenVec0_y * eigenVal0;
|
|
|
|
double M_10 = eigenVec1_x * eigenVal1;
|
|
double M_11 = eigenVec1_y * eigenVal1;
|
|
|
|
// The points of the 2D ellipse:
|
|
double ang;
|
|
double Aang = 6.283185308 / (m_segments - 1);
|
|
int i;
|
|
|
|
for( i = 0, ang = 0; i < m_segments; i++, ang += Aang )
|
|
{
|
|
double ccos = cos( ang );
|
|
double csin = sin( ang );
|
|
|
|
m_shape_xs[i] = m_quantiles * (ccos * M_00 + csin * M_10 );
|
|
m_shape_ys[i] = m_quantiles * (ccos * M_01 + csin * M_11 );
|
|
} // end for points on ellipse
|
|
|
|
ShapeUpdated();
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpPolygon - provided by Jose Luis Blanco
|
|
// -----------------------------------------------------------------------------
|
|
void mpPolygon::setPoints( const std::vector<double>& points_xs,
|
|
const std::vector<double>& points_ys,
|
|
bool closedShape )
|
|
{
|
|
if( points_xs.size() == points_ys.size() )
|
|
{
|
|
m_shape_xs = points_xs;
|
|
m_shape_ys = points_ys;
|
|
|
|
if( closedShape && !points_xs.empty() )
|
|
{
|
|
m_shape_xs.push_back( points_xs[0] );
|
|
m_shape_ys.push_back( points_ys[0] );
|
|
}
|
|
|
|
ShapeUpdated();
|
|
}
|
|
}
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// mpBitmapLayer - provided by Jose Luis Blanco
|
|
// -----------------------------------------------------------------------------
|
|
void mpBitmapLayer::GetBitmapCopy( wxImage& outBmp ) const
|
|
{
|
|
if( m_validImg )
|
|
outBmp = m_bitmap;
|
|
}
|
|
|
|
|
|
void mpBitmapLayer::SetBitmap( const wxImage& inBmp, double x, double y, double lx, double ly )
|
|
{
|
|
if( inBmp.Ok() )
|
|
{
|
|
m_bitmap = inBmp; // .GetSubBitmap( wxRect(0, 0, inBmp.GetWidth(), inBmp.GetHeight()));
|
|
m_min_x = x;
|
|
m_min_y = y;
|
|
m_max_x = x + lx;
|
|
m_max_y = y + ly;
|
|
m_validImg = true;
|
|
}
|
|
}
|
|
|
|
|
|
void mpBitmapLayer::Plot( wxDC& dc, mpWindow& w )
|
|
{
|
|
if( m_visible && m_validImg )
|
|
{
|
|
/* 1st: We compute (x0,y0)-(x1,y1), the pixel coordinates of the real outer limits
|
|
* of the image rectangle within the (screen) mpWindow. Note that these coordinates
|
|
* might fall well far away from the real view limits when the user zoom in.
|
|
*
|
|
* 2nd: We compute (dx0,dy0)-(dx1,dy1), the pixel coordinates the rectangle that will
|
|
* be actually drawn into the mpWindow, i.e. the clipped real rectangle that
|
|
* avoids the non-visible parts. (offset_x,offset_y) are the pixel coordinates
|
|
* that correspond to the window point (dx0,dy0) within the image "m_bitmap", and
|
|
* (b_width,b_height) is the size of the bitmap patch that will be drawn.
|
|
*
|
|
* (x0,y0) ................. (x1,y0)
|
|
* . .
|
|
* . .
|
|
* (x0,y1) ................ (x1,y1)
|
|
* (In pixels!!)
|
|
*/
|
|
|
|
// 1st step -------------------------------
|
|
wxCoord x0 = w.x2p( m_min_x );
|
|
wxCoord y0 = w.y2p( m_max_y );
|
|
wxCoord x1 = w.x2p( m_max_x );
|
|
wxCoord y1 = w.y2p( m_min_y );
|
|
|
|
// 2nd step -------------------------------
|
|
// Precompute the size of the actual bitmap pixel on the screen (e.g. will be >1 if zoomed in)
|
|
double screenPixelX = ( x1 - x0 ) / (double) m_bitmap.GetWidth();
|
|
double screenPixelY = ( y1 - y0 ) / (double) m_bitmap.GetHeight();
|
|
|
|
// The minimum number of pixels that the stretched image will overpass the actual mpWindow borders:
|
|
wxCoord borderMarginX = (wxCoord) (screenPixelX + 1); // ceil
|
|
wxCoord borderMarginY = (wxCoord) (screenPixelY + 1); // ceil
|
|
|
|
// The actual drawn rectangle (dx0,dy0)-(dx1,dy1) is (x0,y0)-(x1,y1) clipped:
|
|
wxCoord dx0 = x0, dx1 = x1, dy0 = y0, dy1 = y1;
|
|
|
|
if( dx0 < 0 )
|
|
dx0 = -borderMarginX;
|
|
|
|
if( dy0 < 0 )
|
|
dy0 = -borderMarginY;
|
|
|
|
if( dx1 > w.GetScrX() )
|
|
dx1 = w.GetScrX() + borderMarginX;
|
|
|
|
if( dy1 > w.GetScrY() )
|
|
dy1 = w.GetScrY() + borderMarginY;
|
|
|
|
// For convenience, compute the width/height of the rectangle to be actually drawn:
|
|
wxCoord d_width = dx1 - dx0 + 1;
|
|
wxCoord d_height = dy1 - dy0 + 1;
|
|
|
|
// Compute the pixel offsets in the internally stored bitmap:
|
|
wxCoord offset_x = (wxCoord) ( (dx0 - x0) / screenPixelX );
|
|
wxCoord offset_y = (wxCoord) ( (dy0 - y0) / screenPixelY );
|
|
|
|
// and the size in pixel of the area to be actually drawn from the internally stored bitmap:
|
|
wxCoord b_width = (wxCoord) ( (dx1 - dx0 + 1) / screenPixelX );
|
|
wxCoord b_height = (wxCoord) ( (dy1 - dy0 + 1) / screenPixelY );
|
|
|
|
// Is there any visible region?
|
|
if( d_width>0 && d_height>0 )
|
|
{
|
|
// Build the scaled bitmap from the image, only if it has changed:
|
|
if( m_scaledBitmap.GetWidth()!=d_width
|
|
|| m_scaledBitmap.GetHeight()!=d_height
|
|
|| m_scaledBitmap_offset_x != offset_x
|
|
|| m_scaledBitmap_offset_y != offset_y )
|
|
{
|
|
wxRect r( wxRect( offset_x, offset_y, b_width, b_height ) );
|
|
|
|
// Just for the case....
|
|
if( r.x < 0 )
|
|
r.x = 0;
|
|
|
|
if( r.y < 0 )
|
|
r.y = 0;
|
|
|
|
if( r.width>m_bitmap.GetWidth() )
|
|
r.width = m_bitmap.GetWidth();
|
|
|
|
if( r.height>m_bitmap.GetHeight() )
|
|
r.height = m_bitmap.GetHeight();
|
|
|
|
m_scaledBitmap = wxBitmap(
|
|
wxBitmap( m_bitmap ).GetSubBitmap( r ).ConvertToImage()
|
|
.Scale( d_width, d_height ) );
|
|
m_scaledBitmap_offset_x = offset_x;
|
|
m_scaledBitmap_offset_y = offset_y;
|
|
}
|
|
|
|
// Draw it:
|
|
dc.DrawBitmap( m_scaledBitmap, dx0, dy0, true );
|
|
}
|
|
}
|
|
|
|
// Draw the name label
|
|
if( !m_name.IsEmpty() && m_showName )
|
|
{
|
|
dc.SetFont( m_font );
|
|
|
|
wxCoord tx, ty;
|
|
dc.GetTextExtent( m_name, &tx, &ty );
|
|
|
|
if( HasBBox() )
|
|
{
|
|
wxCoord sx = (wxCoord) ( ( m_max_x - w.GetPosX() ) * w.GetScaleX() );
|
|
wxCoord sy = (wxCoord) ( (w.GetPosY() - m_max_y ) * w.GetScaleY() );
|
|
|
|
tx = sx - tx - 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
else
|
|
{
|
|
const int sx = w.GetScrX() >> 1;
|
|
const int sy = w.GetScrY() >> 1;
|
|
|
|
if( (m_flags & mpALIGNMASK) == mpALIGN_NE )
|
|
{
|
|
tx = sx - tx - 8;
|
|
ty = -sy + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_NW )
|
|
{
|
|
tx = -sx + 8;
|
|
ty = -sy + 8;
|
|
}
|
|
else if( (m_flags & mpALIGNMASK) == mpALIGN_SW )
|
|
{
|
|
tx = -sx + 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
else
|
|
{
|
|
tx = sx - tx - 8;
|
|
ty = sy - 8 - ty;
|
|
}
|
|
}
|
|
|
|
dc.DrawText( m_name, tx, ty );
|
|
}
|
|
}
|
|
|
|
|
|
void mpFXY::SetScale( mpScaleBase* scaleX, mpScaleBase* scaleY )
|
|
{
|
|
m_scaleX = scaleX;
|
|
m_scaleY = scaleY;
|
|
|
|
UpdateScales();
|
|
}
|
|
|
|
|
|
void mpFXY::UpdateScales()
|
|
{
|
|
if( m_scaleX )
|
|
m_scaleX->ExtendDataRange( GetMinX(), GetMaxX() );
|
|
|
|
if( m_scaleY )
|
|
m_scaleY->ExtendDataRange( GetMinY(), GetMaxY() );
|
|
}
|
|
|
|
|
|
double mpFXY::s2x( double plotCoordX ) const
|
|
{
|
|
return m_scaleX->TransformFromPlot( plotCoordX );
|
|
}
|
|
|
|
|
|
double mpFXY::s2y( double plotCoordY ) const
|
|
{
|
|
return m_scaleY->TransformFromPlot( plotCoordY );
|
|
}
|
|
|
|
|
|
double mpFXY::x2s( double x ) const
|
|
{
|
|
return m_scaleX->TransformToPlot( x );
|
|
}
|
|
|
|
|
|
double mpFXY::y2s( double y ) const
|
|
{
|
|
return m_scaleY->TransformToPlot( y );
|
|
}
|