kicad/common/drawpanel.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2009 Jean-Pierre Charras, jean-pierre.charras@gipsa-lab.inpg.fr
* Copyright (C) 2007-2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2011 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file drawpanel.cpp
*/
#include <fctsys.h>
#include <appl_wxstruct.h>
#include <gr_basic.h>
#include <common.h>
#include <macros.h>
#include <id.h>
#include <class_drawpanel.h>
#include <class_base_screen.h>
#include <wxstruct.h>
#include <kicad_device_context.h>
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static const int CURSOR_SIZE = 12; ///< Cursor size in pixels
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#define CLIP_BOX_PADDING 2
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// keys to store options in config:
#define ENBL_MIDDLE_BUTT_PAN_KEY wxT( "MiddleButtonPAN" )
#define MIDDLE_BUTT_PAN_LIMITED_KEY wxT( "MiddleBtnPANLimited" )
#define ENBL_AUTO_PAN_KEY wxT( "AutoPAN" )
/* Definitions for enabling and disabling debugging features in drawpanel.cpp.
* Please don't forget to turn these off before making any commits to Launchpad.
*/
#define DEBUG_SHOW_CLIP_RECT 0 // Set to 1 to draw clipping rectangle.
/**
* Trace mask used to enable or disable the trace output of coordinates during drawing
* functions. The coordinate dumping can be turned on by setting the WXTRACE environment
* variable to "kicad_dump_coords". See the wxWidgets documentation on wxLogTrace for
* more information.
*/
#define KICAD_TRACE_COORDS wxT( "kicad_dump_coords" )
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// Events used by EDA_DRAW_PANEL
BEGIN_EVENT_TABLE( EDA_DRAW_PANEL, wxScrolledWindow )
EVT_LEAVE_WINDOW( EDA_DRAW_PANEL::OnMouseLeaving )
EVT_MOUSEWHEEL( EDA_DRAW_PANEL::OnMouseWheel )
EVT_MOUSE_EVENTS( EDA_DRAW_PANEL::OnMouseEvent )
EVT_CHAR( EDA_DRAW_PANEL::OnKeyEvent )
EVT_CHAR_HOOK( EDA_DRAW_PANEL::OnCharHook )
EVT_PAINT( EDA_DRAW_PANEL::OnPaint )
EVT_ERASE_BACKGROUND( EDA_DRAW_PANEL::OnEraseBackground )
EVT_SCROLLWIN( EDA_DRAW_PANEL::OnScroll )
EVT_ACTIVATE( EDA_DRAW_PANEL::OnActivate )
EVT_MENU_RANGE( ID_PAN_UP, ID_PAN_RIGHT, EDA_DRAW_PANEL::OnPan )
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END_EVENT_TABLE()
/***********************************************************************/
/* EDA_DRAW_PANEL base functions (EDA_DRAW_PANEL is the main panel)*/
/***********************************************************************/
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EDA_DRAW_PANEL::EDA_DRAW_PANEL( EDA_DRAW_FRAME* parent, int id,
const wxPoint& pos, const wxSize& size ) :
wxScrolledWindow( parent, id, pos, size, wxBORDER | wxHSCROLL | wxVSCROLL | wxALWAYS_SHOW_SB )
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{
wxASSERT( parent );
m_scrollIncrementX = std::min( size.x / 8, 10 );
m_scrollIncrementY = std::min( size.y / 8, 10 );
SetBackgroundColour( MakeColour( g_DrawBgColor ) );
#if KICAD_USE_BUFFERED_DC || KICAD_USE_BUFFERED_PAINTDC
SetBackgroundStyle( wxBG_STYLE_CUSTOM );
#endif
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m_ClipBox.SetSize( size );
m_ClipBox.SetX( 0 );
m_ClipBox.SetY( 0 );
m_canStartBlock = -1; // Command block can start if >= 0
m_abortRequest = false;
m_enableMiddleButtonPan = false;
m_panScrollbarLimits = false;
m_enableAutoPan = true;
m_ignoreMouseEvents = false;
m_ignoreNextLeftButtonRelease = false;
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m_mouseCaptureCallback = NULL;
m_endMouseCaptureCallback = NULL;
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if( wxGetApp().GetSettings() )
{
wxGetApp().GetSettings()->Read( ENBL_MIDDLE_BUTT_PAN_KEY, &m_enableMiddleButtonPan, false );
wxGetApp().GetSettings()->Read( MIDDLE_BUTT_PAN_LIMITED_KEY, &m_panScrollbarLimits, false );
wxGetApp().GetSettings()->Read( ENBL_AUTO_PAN_KEY, &m_enableAutoPan, true );
}
m_requestAutoPan = false;
m_enableBlockCommands = false;
m_minDragEventCount = 0;
#ifdef __WXMAC__
m_defaultCursor = m_currentCursor = wxCURSOR_CROSS;
m_showCrossHair = false;
#else
m_defaultCursor = m_currentCursor = wxCURSOR_ARROW;
m_showCrossHair = true;
#endif
m_cursorLevel = 0;
m_PrintIsMirrored = false;
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}
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EDA_DRAW_PANEL::~EDA_DRAW_PANEL()
{
wxGetApp().GetSettings()->Write( ENBL_MIDDLE_BUTT_PAN_KEY, m_enableMiddleButtonPan );
wxGetApp().GetSettings()->Write( MIDDLE_BUTT_PAN_LIMITED_KEY, m_panScrollbarLimits );
wxGetApp().GetSettings()->Write( ENBL_AUTO_PAN_KEY, m_enableAutoPan );
}
EDA_DRAW_FRAME* EDA_DRAW_PANEL::GetParent()
{
return ( EDA_DRAW_FRAME* ) wxWindow::GetParent();
}
BASE_SCREEN* EDA_DRAW_PANEL::GetScreen()
{
EDA_DRAW_FRAME* parentFrame = GetParent();
return parentFrame->GetScreen();
}
void EDA_DRAW_PANEL::DrawCrossHair( wxDC* aDC, EDA_COLOR_T aColor )
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{
if( m_cursorLevel != 0 || aDC == NULL || !m_showCrossHair )
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return;
wxPoint cursor = GetScreen()->GetCrossHairPosition();
GRSetDrawMode( aDC, GR_XOR );
if( GetParent()->m_cursorShape != 0 ) // Draws full screen crosshair.
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{
wxSize clientSize = GetClientSize();
// Y axis
wxPoint lineStart( cursor.x, aDC->DeviceToLogicalY( 0 ) );
wxPoint lineEnd( cursor.x, aDC->DeviceToLogicalY( clientSize.y ) );
GRLine( &m_ClipBox, aDC, lineStart, lineEnd, 0, aColor );
// X axis
lineStart = wxPoint( aDC->DeviceToLogicalX( 0 ), cursor.y );
lineEnd = wxPoint( aDC->DeviceToLogicalX( clientSize.x ), cursor.y );
GRLine( &m_ClipBox, aDC, lineStart, lineEnd, 0, aColor );
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}
else
{
int len = aDC->DeviceToLogicalXRel( CURSOR_SIZE );
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GRLine( &m_ClipBox, aDC, cursor.x - len, cursor.y,
cursor.x + len, cursor.y, 0, aColor );
GRLine( &m_ClipBox, aDC, cursor.x, cursor.y - len,
cursor.x, cursor.y + len, 0, aColor );
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}
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}
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void EDA_DRAW_PANEL::CrossHairOff( wxDC* DC )
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{
DrawCrossHair( DC );
--m_cursorLevel;
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}
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void EDA_DRAW_PANEL::CrossHairOn( wxDC* DC )
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{
++m_cursorLevel;
DrawCrossHair( DC );
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if( m_cursorLevel > 0 ) // Shouldn't happen, but just in case ..
m_cursorLevel = 0;
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}
double EDA_DRAW_PANEL::GetZoom()
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{
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return GetScreen()->GetZoom();
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}
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void EDA_DRAW_PANEL::SetZoom( double zoom )
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{
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GetScreen()->SetZoom( zoom );
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}
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wxRealPoint EDA_DRAW_PANEL::GetGrid()
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{
return GetScreen()->GetGridSize();
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}
bool EDA_DRAW_PANEL::IsPointOnDisplay( const wxPoint& aPosition )
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{
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wxPoint pos;
EDA_RECT display_rect;
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INSTALL_UNBUFFERED_DC( dc, this ); // Refresh the clip box to the entire screen size.
SetClipBox( dc );
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display_rect = m_ClipBox;
// Slightly decreased the size of the useful screen area to avoid drawing limits.
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#define PIXEL_MARGIN 8
display_rect.Inflate( -PIXEL_MARGIN );
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return display_rect.Contains( aPosition );
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}
void EDA_DRAW_PANEL::RefreshDrawingRect( const EDA_RECT& aRect, bool aEraseBackground )
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{
INSTALL_UNBUFFERED_DC( dc, this );
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wxRect rect = aRect;
rect.x = dc.LogicalToDeviceX( rect.x );
rect.y = dc.LogicalToDeviceY( rect.y );
rect.width = dc.LogicalToDeviceXRel( rect.width );
rect.height = dc.LogicalToDeviceYRel( rect.height );
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wxLogTrace( KICAD_TRACE_COORDS,
wxT( "Refresh area: drawing (%d, %d, %d, %d), device (%d, %d, %d, %d)" ),
aRect.GetX(), aRect.GetY(), aRect.GetWidth(), aRect.GetHeight(),
rect.x, rect.y, rect.width, rect.height );
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RefreshRect( rect, aEraseBackground );
}
wxPoint EDA_DRAW_PANEL::GetScreenCenterLogicalPosition()
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{
wxSize size = GetClientSize() / 2;
INSTALL_UNBUFFERED_DC( dc, this );
return wxPoint( dc.DeviceToLogicalX( size.x ), dc.DeviceToLogicalY( size.y ) );
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}
void EDA_DRAW_PANEL::MoveCursorToCrossHair()
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{
MoveCursor( GetScreen()->GetCrossHairPosition() );
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}
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void EDA_DRAW_PANEL::MoveCursor( const wxPoint& aPosition )
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{
int x, y, xPpu, yPpu;
wxPoint screenPos, drawingPos;
wxRect clientRect( wxPoint( 0, 0 ), GetClientSize() );
INSTALL_UNBUFFERED_DC( dc, this );
screenPos.x = dc.LogicalToDeviceX( aPosition.x );
screenPos.y = dc.LogicalToDeviceY( aPosition.y );
// Scroll if the requested mouse position cursor is outside the drawing area.
if( !clientRect.Contains( screenPos ) )
{
GetViewStart( &x, &y );
GetScrollPixelsPerUnit( &xPpu, &yPpu );
CalcUnscrolledPosition( screenPos.x, screenPos.y, &drawingPos.x, &drawingPos.y );
wxLogTrace( KICAD_TRACE_COORDS,
wxT( "MoveCursor() initial screen position(%d, %d) " ) \
wxT( "rectangle(%d, %d, %d, %d) view(%d, %d)" ),
screenPos.x, screenPos.y, clientRect.x, clientRect.y,
clientRect.width, clientRect.height, x, y );
if( screenPos.y < clientRect.GetTop() )
y -= m_scrollIncrementY * yPpu;
else if( screenPos.y > clientRect.GetBottom() )
y += m_scrollIncrementY * yPpu;
else if( clientRect.GetRight() < screenPos.x )
x += m_scrollIncrementX * xPpu;
else
x -= m_scrollIncrementX * xPpu;
Scroll( x, y );
CalcScrolledPosition( drawingPos.x, drawingPos.y, &screenPos.x, &screenPos.y );
wxLogTrace( KICAD_TRACE_COORDS,
wxT( "MoveCursor() scrolled screen position(%d, %d) view(%d, %d)" ),
screenPos.x, screenPos.y, x, y );
}
WarpPointer( screenPos.x, screenPos.y );
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}
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void EDA_DRAW_PANEL::OnActivate( wxActivateEvent& event )
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{
m_canStartBlock = -1; // Block Command can't start
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event.Skip();
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}
void EDA_DRAW_PANEL::OnScroll( wxScrollWinEvent& event )
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{
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int id = event.GetEventType();
int dir;
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int x, y;
int ppux, ppuy;
int csizeX, csizeY;
int unitsX, unitsY;
int maxX, maxY;
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GetViewStart( &x, &y );
GetScrollPixelsPerUnit( &ppux, &ppuy );
GetClientSize( &csizeX, &csizeY );
GetVirtualSize( &unitsX, &unitsY );
int tmpX = x;
int tmpY = y;
csizeX /= ppux;
csizeY /= ppuy;
unitsX /= ppux;
unitsY /= ppuy;
maxX = unitsX - csizeX;
maxY = unitsY - csizeY;
dir = event.GetOrientation(); // wxHORIZONTAL or wxVERTICAL
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if( id == wxEVT_SCROLLWIN_LINEUP )
{
if( dir == wxHORIZONTAL )
{
x -= m_scrollIncrementX;
if( x < 0 )
x = 0;
}
else
{
y -= m_scrollIncrementY;
if( y < 0 )
y = 0;
}
}
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else if( id == wxEVT_SCROLLWIN_LINEDOWN )
{
if( dir == wxHORIZONTAL )
{
x += m_scrollIncrementX;
if( x > maxX )
x = maxX;
}
else
{
y += m_scrollIncrementY;
if( y > maxY )
y = maxY;
}
}
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else if( id == wxEVT_SCROLLWIN_THUMBTRACK )
{
if( dir == wxHORIZONTAL )
x = event.GetPosition();
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else
y = event.GetPosition();
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}
else
{
event.Skip();
return;
}
wxLogTrace( KICAD_TRACE_COORDS,
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wxT( "Setting scroll bars ppuX=%d, ppuY=%d, unitsX=%d, unitsY=%d, posX=%d, posY=%d" ),
ppux, ppuy, unitsX, unitsY, x, y );
double scale = GetParent()->GetScreen()->GetScalingFactor();
wxPoint center = GetParent()->GetScreen()->GetScrollCenterPosition();
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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center.x += KiROUND( (double) ( x - tmpX ) / scale );
center.y += KiROUND( (double) ( y - tmpY ) / scale );
GetParent()->GetScreen()->SetScrollCenterPosition( center );
Scroll( x, y );
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event.Skip();
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}
void EDA_DRAW_PANEL::SetClipBox( wxDC& aDC, const wxRect* aRect )
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{
wxRect clipBox;
// Use the entire visible device area if no clip area was defined.
if( aRect == NULL )
{
BASE_SCREEN* Screen = GetScreen();
if( !Screen )
return;
Screen->m_StartVisu = CalcUnscrolledPosition( wxPoint( 0, 0 ) );
clipBox.SetSize( GetClientSize() );
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int scrollX, scrollY;
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double scalar = Screen->GetScalingFactor();
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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scrollX = KiROUND( Screen->GetGridSize().x * scalar );
scrollY = KiROUND( Screen->GetGridSize().y * scalar );
m_scrollIncrementX = std::max( GetClientSize().x / 8, scrollX );
m_scrollIncrementY = std::max( GetClientSize().y / 8, scrollY );
Screen->m_ScrollbarPos.x = GetScrollPos( wxHORIZONTAL );
Screen->m_ScrollbarPos.y = GetScrollPos( wxVERTICAL );
}
else
{
clipBox = *aRect;
}
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// Pad clip box in device units.
clipBox.Inflate( CLIP_BOX_PADDING );
// Convert from device units to drawing units.
m_ClipBox.SetOrigin( wxPoint( aDC.DeviceToLogicalX( clipBox.x ),
aDC.DeviceToLogicalY( clipBox.y ) ) );
m_ClipBox.SetSize( wxSize( aDC.DeviceToLogicalXRel( clipBox.width ),
aDC.DeviceToLogicalYRel( clipBox.height ) ) );
wxLogTrace( KICAD_TRACE_COORDS,
wxT( "Device clip box=(%d, %d, %d, %d), Logical clip box=(%d, %d, %d, %d)" ),
clipBox.x, clipBox.y, clipBox.width, clipBox.height,
m_ClipBox.GetX(), m_ClipBox.GetY(), m_ClipBox.GetWidth(), m_ClipBox.GetHeight() );
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}
void EDA_DRAW_PANEL::EraseScreen( wxDC* DC )
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{
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GRSetDrawMode( DC, GR_COPY );
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GRSFilledRect( NULL, DC, m_ClipBox.GetX(), m_ClipBox.GetY(),
m_ClipBox.GetRight(), m_ClipBox.GetBottom(),
0, g_DrawBgColor, g_DrawBgColor );
// Set to one (1) to draw bounding box validate bounding box calculation.
#if DEBUG_SHOW_CLIP_RECT
EDA_RECT bBox = m_ClipBox;
GRRect( NULL, DC, bBox.GetOrigin().x, bBox.GetOrigin().y,
bBox.GetEnd().x, bBox.GetEnd().y, 0, LIGHTMAGENTA );
#endif
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}
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void EDA_DRAW_PANEL::DoPrepareDC( wxDC& dc )
{
wxScrolledWindow::DoPrepareDC( dc );
if( GetScreen() != NULL )
{
double scale = GetScreen()->GetScalingFactor();
dc.SetUserScale( scale, scale );
wxPoint pt = GetScreen()->m_DrawOrg;
dc.SetLogicalOrigin( pt.x, pt.y );
}
SetClipBox( dc ); // Reset the clip box to the entire screen.
GRResetPenAndBrush( &dc );
dc.SetBackgroundMode( wxTRANSPARENT );
}
void EDA_DRAW_PANEL::OnPaint( wxPaintEvent& event )
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{
if( GetScreen() == NULL )
{
event.Skip();
return;
}
INSTALL_PAINTDC( paintDC, this );
wxRect region = GetUpdateRegion().GetBox();
SetClipBox( paintDC, &region );
ReDraw( &paintDC, true );
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}
void EDA_DRAW_PANEL::ReDraw( wxDC* DC, bool erasebg )
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{
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BASE_SCREEN* Screen = GetScreen();
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if( Screen == NULL )
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return;
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if( ( g_DrawBgColor != WHITE ) && ( g_DrawBgColor != BLACK ) )
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g_DrawBgColor = BLACK;
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if( g_DrawBgColor == WHITE )
{
g_XorMode = GR_NXOR;
g_GhostColor = BLACK;
}
else
{
g_XorMode = GR_XOR;
g_GhostColor = WHITE;
}
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if( erasebg )
EraseScreen( DC );
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GRResetPenAndBrush( DC );
DC->SetBackground( *wxBLACK_BRUSH );
DC->SetBackgroundMode( wxSOLID );
GetParent()->RedrawActiveWindow( DC, erasebg );
// Verfies that the clipping is working correctly. If these two sets of numbers are
// not the same or really close. The clipping algorithms are broken.
wxLogTrace( KICAD_TRACE_COORDS,
wxT( "Clip box: (%d, %d, %d, %d), Draw extents (%d, %d, %d, %d)" ),
m_ClipBox.GetX(), m_ClipBox.GetY(), m_ClipBox.GetRight(), m_ClipBox.GetBottom(),
DC->MinX(), DC->MinY(), DC->MaxX(), DC->MaxY() );
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}
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void EDA_DRAW_PANEL::DrawBackGround( wxDC* DC )
{
EDA_COLOR_T axis_color = BLUE;
GRSetDrawMode( DC, GR_COPY );
if( GetParent()->IsGridVisible() )
DrawGrid( DC );
// Draw axis
if( GetParent()->m_showAxis )
{
wxSize pageSize = GetParent()->GetPageSizeIU();
// Draw the Y axis
GRDashedLine( &m_ClipBox, DC, 0, -pageSize.y,
0, pageSize.y, 0, axis_color );
// Draw the X axis
GRDashedLine( &m_ClipBox, DC, -pageSize.x, 0,
pageSize.x, 0, 0, axis_color );
}
if( GetParent()->m_showOriginAxis )
DrawAuxiliaryAxis( DC, GR_COPY );
if( GetParent()->m_showGridAxis )
DrawGridAxis( DC, GR_COPY );
}
void EDA_DRAW_PANEL::DrawGrid( wxDC* aDC )
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{
#define MIN_GRID_SIZE 10 // min grid size in pixels to allow drawing
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BASE_SCREEN* screen = GetScreen();
wxRealPoint gridSize;
wxSize screenSize;
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wxPoint org;
wxRealPoint screenGridSize;
2007-08-22 05:11:01 +00:00
/* The grid must be visible. this is possible only is grid value
* and zoom value are sufficient
*/
gridSize = screen->GetGridSize();
screen->m_StartVisu = CalcUnscrolledPosition( wxPoint( 0, 0 ) );
screenSize = GetClientSize();
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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screenGridSize.x = aDC->LogicalToDeviceXRel( KiROUND( gridSize.x ) );
screenGridSize.y = aDC->LogicalToDeviceYRel( KiROUND( gridSize.y ) );
org = m_ClipBox.GetPosition();
if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
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{
screenGridSize.x *= 2.0;
screenGridSize.y *= 2.0;
gridSize.x *= 2.0;
gridSize.y *= 2.0;
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}
if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
return;
org = screen->GetNearestGridPosition( org, &gridSize );
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// Setting the nearest grid position can select grid points outside the clip box.
// Incrementing the start point by one grid step should prevent drawing grid points
// outside the clip box.
if( org.x < m_ClipBox.GetX() )
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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org.x += KiROUND( gridSize.x );
if( org.y < m_ClipBox.GetY() )
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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org.y += KiROUND( gridSize.y );
#if ( defined( __WXMAC__ ) || 1 )
// Use a pixel based draw to display grid. There are a lot of calls, so the cost is
// high and grid is slowly drawn on some platforms. Please note that this should
// always be enabled until the bitmap based solution below is fixed.
#ifndef __WXMAC__
GRSetColorPen( aDC, GetParent()->GetGridColor() );
#else
// On mac (Cocoa), a point isn't a pixel and being of size 1 don't survive to antialiasing
GRSetColorPen( aDC, GetParent()->GetGridColor(), aDC->DeviceToLogicalXRel(2) );
#endif
int xpos;
double right = ( double ) m_ClipBox.GetRight();
double bottom = ( double ) m_ClipBox.GetBottom();
for( double x = (double) org.x; x <= right; x += gridSize.x )
{
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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xpos = KiROUND( x );
for( double y = (double) org.y; y <= bottom; y += gridSize.y )
{
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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aDC->DrawPoint( xpos, KiROUND( y ) );
}
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}
#else
/* This is fast only if the Blit function is fast. Not true on all platforms.
*
* A first grid column is drawn in a temporary bitmap, and after is duplicated using
* the Blit function (copy from a screen area to an other screen area).
*/
wxMemoryDC tmpDC;
wxBitmap tmpBM( 1, aDC->LogicalToDeviceYRel( m_ClipBox.GetHeight() ) );
tmpDC.SelectObject( tmpBM );
tmpDC.SetLogicalFunction( wxCOPY );
tmpDC.SetBackground( wxBrush( GetBackgroundColour() ) );
tmpDC.Clear();
tmpDC.SetPen( MakeColour( GetParent()->GetGridColor() ) );
double usx, usy;
int lox, loy, dox, doy;
aDC->GetUserScale( &usx, &usy );
aDC->GetLogicalOrigin( &lox, &loy );
aDC->GetDeviceOrigin( &dox, &doy );
// Create a dummy DC for coordinate translation because the actual DC scale and origin
// must be reset in order to work correctly.
wxBitmap tmpBitmap( 1, 1 );
wxMemoryDC scaleDC( tmpBitmap );
scaleDC.SetUserScale( usx, usy );
scaleDC.SetLogicalOrigin( lox, loy );
scaleDC.SetDeviceOrigin( dox, doy );
double bottom = ( double ) m_ClipBox.GetBottom();
// Draw a column of grid points.
for( double y = (double) org.y; y <= bottom; y += gridSize.y )
{
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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tmpDC.DrawPoint( 0, scaleDC.LogicalToDeviceY( KiROUND( y ) ) );
}
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// Reset the device context scale and origin and restore on exit.
EDA_BLIT_NORMALIZER blitNorm( aDC );
// Mask of everything but the grid points.
tmpDC.SelectObject( wxNullBitmap );
tmpBM.SetMask( new wxMask( tmpBM, GetBackgroundColour() ) );
tmpDC.SelectObject( tmpBM );
double right = m_ClipBox.GetRight();
// Blit the column for each row of the damaged region.
for( double x = (double) org.x; x <= right; x += gridSize.x )
{
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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aDC->Blit( scaleDC.LogicalToDeviceX( KiROUND( x ) ),
scaleDC.LogicalToDeviceY( m_ClipBox.GetY() ),
1, tmpBM.GetHeight(), &tmpDC, 0, 0, wxCOPY, true );
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}
#endif
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}
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void EDA_DRAW_PANEL::DrawAuxiliaryAxis( wxDC* aDC, GR_DRAWMODE aDrawMode )
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{
wxPoint origin = GetParent()->GetOriginAxisPosition();
if( origin == wxPoint( 0, 0 ) )
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return;
EDA_COLOR_T color = DARKRED;
wxSize pageSize = GetParent()->GetPageSizeIU();
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2010-12-29 17:47:32 +00:00
GRSetDrawMode( aDC, aDrawMode );
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// Draw the Y axis
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GRDashedLine( &m_ClipBox, aDC,
origin.x,
-pageSize.y,
origin.x,
pageSize.y,
0, color );
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// Draw the X axis
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GRDashedLine( &m_ClipBox, aDC,
-pageSize.x,
origin.y,
pageSize.x,
origin.y,
0, color );
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}
void EDA_DRAW_PANEL::DrawGridAxis( wxDC* aDC, GR_DRAWMODE aDrawMode )
{
BASE_SCREEN* screen = GetScreen();
if( !GetParent()->m_showGridAxis
|| ( screen->m_GridOrigin.x == 0 && screen->m_GridOrigin.y == 0 ) )
return;
EDA_COLOR_T color = GetParent()->GetGridColor();
wxSize pageSize = GetParent()->GetPageSizeIU();
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GRSetDrawMode( aDC, aDrawMode );
// Draw the Y axis
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GRDashedLine( &m_ClipBox, aDC,
screen->m_GridOrigin.x,
-pageSize.y,
screen->m_GridOrigin.x,
pageSize.y,
0, color );
// Draw the X axis
2010-12-29 17:47:32 +00:00
GRDashedLine( &m_ClipBox, aDC,
-pageSize.x,
screen->m_GridOrigin.y,
pageSize.x,
screen->m_GridOrigin.y,
0, color );
}
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bool EDA_DRAW_PANEL::OnRightClick( wxMouseEvent& event )
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{
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wxPoint pos;
wxMenu MasterMenu;
INSTALL_UNBUFFERED_DC( dc, this );
pos = event.GetLogicalPosition( dc );
if( !GetParent()->OnRightClick( pos, &MasterMenu ) )
return false;
GetParent()->AddMenuZoomAndGrid( &MasterMenu );
pos = event.GetPosition();
m_ignoreMouseEvents = true;
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PopupMenu( &MasterMenu, pos );
MoveCursorToCrossHair();
m_ignoreMouseEvents = false;
return true;
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}
void EDA_DRAW_PANEL::OnMouseLeaving( wxMouseEvent& event )
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{
if( m_mouseCaptureCallback == NULL ) // No command in progress.
m_requestAutoPan = false;
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if( !m_enableAutoPan || !m_requestAutoPan || m_ignoreMouseEvents )
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return;
// Auto pan if mouse is leave working area:
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wxSize size = GetClientSize();
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if( ( size.x < event.GetX() ) || ( size.y < event.GetY() )
|| ( event.GetX() <= 0) || ( event.GetY() <= 0 ) )
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{
wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED, ID_POPUP_ZOOM_CENTER );
cmd.SetEventObject( this );
GetEventHandler()->ProcessEvent( cmd );
}
event.Skip();
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}
void EDA_DRAW_PANEL::OnMouseWheel( wxMouseEvent& event )
{
if( m_ignoreMouseEvents )
return;
wxRect rect = wxRect( wxPoint( 0, 0 ), GetClientSize() );
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// Ignore scroll events if the cursor is outside the drawing area.
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if( event.GetWheelRotation() == 0 || !GetParent()->IsEnabled()
|| !rect.Contains( event.GetPosition() ) )
{
wxLogTrace( KICAD_TRACE_COORDS,
wxT( "OnMouseWheel() position(%d, %d) rectangle(%d, %d, %d, %d)" ),
event.GetPosition().x, event.GetPosition().y,
rect.x, rect.y, rect.width, rect.height );
event.Skip();
return;
}
INSTALL_UNBUFFERED_DC( dc, this );
GetScreen()->SetCrossHairPosition( event.GetLogicalPosition( dc ) );
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wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
cmd.SetEventObject( this );
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// This is a zoom in or out command
if( event.GetWheelRotation() > 0 )
{
if( event.ShiftDown() && !event.ControlDown() )
cmd.SetId( ID_PAN_UP );
else if( event.ControlDown() && !event.ShiftDown() )
cmd.SetId( ID_PAN_LEFT );
else
cmd.SetId( ID_POPUP_ZOOM_IN );
}
else if( event.GetWheelRotation() < 0 )
{
if( event.ShiftDown() && !event.ControlDown() )
cmd.SetId( ID_PAN_DOWN );
else if( event.ControlDown() && !event.ShiftDown() )
cmd.SetId( ID_PAN_RIGHT );
else
cmd.SetId( ID_POPUP_ZOOM_OUT );
}
GetEventHandler()->ProcessEvent( cmd );
event.Skip();
}
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void EDA_DRAW_PANEL::OnMouseEvent( wxMouseEvent& event )
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{
int localrealbutt = 0, localbutt = 0;
BASE_SCREEN* screen = GetScreen();
if( !screen )
return;
/* Adjust value to filter mouse displacement before consider the drag
* mouse is really a drag command, not just a movement while click
*/
#define MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND 5
if( event.Leaving() )
m_canStartBlock = -1;
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if( !IsMouseCaptured() ) // No mouse capture in progress.
m_requestAutoPan = false;
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if( GetParent()->IsActive() )
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SetFocus();
else
return;
if( !event.IsButton() && !event.Moving() && !event.Dragging() )
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return;
if( event.RightDown() )
{
OnRightClick( event );
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return;
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}
if( m_ignoreMouseEvents )
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return;
if( event.LeftIsDown() )
localrealbutt |= GR_M_LEFT_DOWN;
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if( event.MiddleIsDown() )
localrealbutt |= GR_M_MIDDLE_DOWN;
if( event.LeftDown() )
localbutt = GR_M_LEFT_DOWN;
if( event.ButtonDClick( 1 ) )
localbutt = GR_M_LEFT_DOWN | GR_M_DCLICK;
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if( event.MiddleDown() )
localbutt = GR_M_MIDDLE_DOWN;
localrealbutt |= localbutt; // compensation default wxGTK
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INSTALL_UNBUFFERED_DC( DC, this );
DC.SetBackground( *wxBLACK_BRUSH );
// Compute the cursor position in drawing (logical) units.
screen->SetMousePosition( event.GetLogicalPosition( DC ) );
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int kbstat = 0;
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if( event.ShiftDown() )
kbstat |= GR_KB_SHIFT;
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if( event.ControlDown() )
kbstat |= GR_KB_CTRL;
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if( event.AltDown() )
kbstat |= GR_KB_ALT;
// Calling Double Click and Click functions :
if( localbutt == (int) ( GR_M_LEFT_DOWN | GR_M_DCLICK ) )
{
GetParent()->OnLeftDClick( &DC, screen->RefPos( true ) );
// inhibit a response to the mouse left button release,
// because we have a double click, and we do not want a new
// OnLeftClick command at end of this Double Click
m_ignoreNextLeftButtonRelease = true;
}
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else if( event.LeftUp() )
{
// A block command is in progress: a left up is the end of block
// or this is the end of a double click, already seen
// Note also m_ignoreNextLeftButtonRelease can be set by
// the call to OnLeftClick(), so do not change it after calling OnLeftClick
bool ignoreEvt = m_ignoreNextLeftButtonRelease;
m_ignoreNextLeftButtonRelease = false;
if( screen->m_BlockLocate.GetState() == STATE_NO_BLOCK && !ignoreEvt )
GetParent()->OnLeftClick( &DC, screen->RefPos( true ) );
}
else if( !event.LeftIsDown() )
{
/* be sure there is a response to a left button release command
* even when a LeftUp event is not seen. This happens when a
* double click opens a dialog box, and the release mouse button
* is made when the dialog box is opened.
*/
m_ignoreNextLeftButtonRelease = false;
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}
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if( event.ButtonDown( wxMOUSE_BTN_MIDDLE ) && m_enableMiddleButtonPan )
{
if( m_panScrollbarLimits )
{
int ppux, ppuy;
GetScrollPixelsPerUnit( &ppux, &ppuy );
GetViewStart( &m_PanStartCenter.x, &m_PanStartCenter.y );
m_PanStartCenter.x *= ppux;
m_PanStartCenter.y *= ppuy;
}
else
m_PanStartCenter = GetParent()->GetScreen()->GetScrollCenterPosition();
m_PanStartEventPosition = event.GetPosition();
INSTALL_UNBUFFERED_DC( dc, this );
CrossHairOff( &dc );
}
if( event.ButtonUp( wxMOUSE_BTN_MIDDLE ) && m_enableMiddleButtonPan )
{
INSTALL_UNBUFFERED_DC( dc, this );
CrossHairOn( &dc );
}
if( event.MiddleIsDown() && m_enableMiddleButtonPan )
{
wxPoint currentPosition = event.GetPosition();
if( m_panScrollbarLimits )
{
int x, y;
int tmpX, tmpY;
int ppux, ppuy;
int maxX, maxY;
int vsizeX, vsizeY;
int csizeX, csizeY;
GetViewStart( &tmpX, &tmpY );
GetScrollPixelsPerUnit( &ppux, &ppuy );
GetVirtualSize( &vsizeX, &vsizeY );
GetClientSize( &csizeX, &csizeY );
maxX = vsizeX - csizeX;
maxY = vsizeY - csizeY;
x = m_PanStartCenter.x + m_PanStartEventPosition.x - currentPosition.x;
y = m_PanStartCenter.y + m_PanStartEventPosition.y - currentPosition.y;
bool shouldMoveCursor = false;
if( x < 0 )
{
currentPosition.x += x;
x = 0;
shouldMoveCursor = true;
}
if( y < 0 )
{
currentPosition.y += y;
y = 0;
shouldMoveCursor = true;
}
if( x > maxX )
{
currentPosition.x += ( x - maxX );
x = maxX;
shouldMoveCursor = true;
}
if( y > maxY )
{
currentPosition.y += ( y - maxY );
y = maxY;
shouldMoveCursor = true;
}
if ( shouldMoveCursor )
WarpPointer( currentPosition.x, currentPosition.y );
Scroll( x/ppux, y/ppuy );
double scale = GetParent()->GetScreen()->GetScalingFactor();
wxPoint center = GetParent()->GetScreen()->GetScrollCenterPosition();
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
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center.x += KiROUND( (double) ( x - tmpX ) / scale ) / ppux;
center.y += KiROUND( (double) ( y - tmpY ) / scale ) / ppuy;
GetParent()->GetScreen()->SetScrollCenterPosition( center );
Refresh();
Update();
}
else
{
double scale = GetParent()->GetScreen()->GetScalingFactor();
int x = m_PanStartCenter.x +
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
2012-04-19 06:55:45 +00:00
KiROUND( (double) ( m_PanStartEventPosition.x - currentPosition.x ) / scale );
int y = m_PanStartCenter.y +
// Dick Hollenbeck's KiROUND R&D // This provides better project control over rounding to int from double // than wxRound() did. This scheme provides better logging in Debug builds // and it provides for compile time calculation of constants. #include <stdio.h> #include <assert.h> #include <limits.h> //-----<KiROUND KIT>------------------------------------------------------------ /** * KiROUND * rounds a floating point number to an int using * "round halfway cases away from zero". * In Debug build an assert fires if will not fit into an int. */ #if defined( DEBUG ) // DEBUG: a macro to capture line and file, then calls this inline static inline int KiRound( double v, int line, const char* filename ) { v = v < 0 ? v - 0.5 : v + 0.5; if( v > INT_MAX + 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v ); } else if( v < INT_MIN - 0.5 ) { printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v ); } return int( v ); } #define KiROUND( v ) KiRound( v, __LINE__, __FILE__ ) #else // RELEASE: a macro so compile can pre-compute constants. #define KiROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 ) #endif //-----</KiROUND KIT>----------------------------------------------------------- // Only a macro is compile time calculated, an inline function causes a static constructor // in a situation like this. // Therefore the Release build is best done with a MACRO not an inline function. int Computed = KiROUND( 14.3 * 8 ); int main( int argc, char** argv ) { for( double d = double(INT_MAX)-1; d < double(INT_MAX)+8; d += 2.0 ) { int i = KiROUND( d ); printf( "t: %d %.16g\n", i, d ); } return 0; }
2012-04-19 06:55:45 +00:00
KiROUND( (double) ( m_PanStartEventPosition.y - currentPosition.y ) / scale );
GetParent()->RedrawScreen( wxPoint( x, y ), false );
}
}
if( event.ButtonUp( wxMOUSE_BTN_MIDDLE ) && !m_enableMiddleButtonPan &&
(screen->m_BlockLocate.GetState() == STATE_NO_BLOCK) )
{
// The middle button has been released, with no block command:
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// We use it for a zoom center at cursor position command
wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED, ID_POPUP_ZOOM_CENTER );
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cmd.SetEventObject( this );
GetEventHandler()->ProcessEvent( cmd );
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}
// Calling the general function on mouse changes (and pseudo key commands)
GetParent()->GeneralControl( &DC, event.GetLogicalPosition( DC ), 0 );
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/*******************************/
/* Control of block commands : */
/*******************************/
// Command block can't start if mouse is dragging a new panel
static EDA_DRAW_PANEL* lastPanel;
if( lastPanel != this )
{
m_minDragEventCount = 0;
m_canStartBlock = -1;
}
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/* A new command block can start after a release buttons
* and if the drag is enough
* This is to avoid a false start block when a dialog box is dismissed,
* or when changing panels in hierarchy navigation
* or when clicking while and moving mouse
*/
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if( !event.LeftIsDown() && !event.MiddleIsDown() )
{
m_minDragEventCount = 0;
m_canStartBlock = 0;
/* Remember the last cursor position when a drag mouse starts
* this is the last position ** before ** clicking a button
* this is useful to start a block command from the point where the
* mouse was clicked first
* (a filter creates a delay for the real block command start, and
* we must remember this point)
*/
m_CursorStartPos = screen->GetCrossHairPosition();
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}
if( m_enableBlockCommands && !(localbutt & GR_M_DCLICK) )
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{
if( !screen->IsBlockActive() )
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{
screen->m_BlockLocate.SetOrigin( m_CursorStartPos );
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}
if( event.LeftDown() || ( !m_enableMiddleButtonPan && event.MiddleDown() ) )
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{
if( screen->m_BlockLocate.GetState() == STATE_BLOCK_MOVE )
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{
m_requestAutoPan = false;
GetParent()->HandleBlockPlace( &DC );
m_ignoreNextLeftButtonRelease = true;
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}
}
else if( ( m_canStartBlock >= 0 )
&& ( event.LeftIsDown() || ( !m_enableMiddleButtonPan && event.MiddleIsDown() ) )
&& !IsMouseCaptured() )
{
// Mouse is dragging: if no block in progress, start a block command.
if( screen->m_BlockLocate.GetState() == STATE_NO_BLOCK )
{
// Start a block command
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int cmd_type = kbstat;
if( !m_enableMiddleButtonPan && event.MiddleIsDown() )
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cmd_type |= MOUSE_MIDDLE;
// A block command is started if the drag is enough. A small
// drag is ignored (it is certainly a little mouse move when
// clicking) not really a drag mouse
if( m_minDragEventCount < MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND )
m_minDragEventCount++;
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else
{
if( !GetParent()->HandleBlockBegin( &DC, cmd_type, m_CursorStartPos ) )
{
// should not occur: error
GetParent()->DisplayToolMsg(
wxT( "EDA_DRAW_PANEL::OnMouseEvent() Block Error" ) );
}
else
{
m_requestAutoPan = true;
SetCursor( wxCURSOR_SIZING );
}
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}
}
}
if( event.ButtonUp( wxMOUSE_BTN_LEFT ) ||
( !m_enableMiddleButtonPan && event.ButtonUp( wxMOUSE_BTN_MIDDLE ) ) )
{
/* Release the mouse button: end of block.
* The command can finish (DELETE) or have a next command (MOVE,
* COPY). However the block command is canceled if the block
* size is small because a block command filtering is already
* made, this case happens, but only when the on grid cursor has
* not moved.
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*/
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#define BLOCK_MINSIZE_LIMIT 1
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bool BlockIsSmall =
( std::abs( screen->m_BlockLocate.GetWidth() ) < BLOCK_MINSIZE_LIMIT )
&& ( std::abs( screen->m_BlockLocate.GetHeight() ) < BLOCK_MINSIZE_LIMIT );
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if( (screen->m_BlockLocate.GetState() != STATE_NO_BLOCK) && BlockIsSmall )
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{
if( m_endMouseCaptureCallback )
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{
m_endMouseCaptureCallback( this, &DC );
m_requestAutoPan = false;
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}
SetCursor( (wxStockCursor) m_currentCursor );
}
else if( screen->m_BlockLocate.GetState() == STATE_BLOCK_END )
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{
m_requestAutoPan = false;
GetParent()->HandleBlockEnd( &DC );
SetCursor( (wxStockCursor) m_currentCursor );
if( screen->m_BlockLocate.GetState() == STATE_BLOCK_MOVE )
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{
m_requestAutoPan = true;
SetCursor( wxCURSOR_HAND );
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}
}
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}
}
// End of block command on a double click
// To avoid an unwanted block move command if the mouse is moved while double clicking
if( localbutt == (int) ( GR_M_LEFT_DOWN | GR_M_DCLICK ) )
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{
if( !screen->IsBlockActive() && IsMouseCaptured() )
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{
m_endMouseCaptureCallback( this, &DC );
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}
}
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#if 0
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wxString msg_debug;
msg_debug.Printf( " block state %d, cmd %d",
screen->m_BlockLocate.GetState(),
screen->m_BlockLocate.GetCommand() );
GetParent()->PrintMsg( msg_debug );
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#endif
lastPanel = this;
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}
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void EDA_DRAW_PANEL::OnCharHook( wxKeyEvent& event )
{
event.Skip();
}
void EDA_DRAW_PANEL::OnKeyEvent( wxKeyEvent& event )
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{
int localkey;
wxPoint pos;
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localkey = event.GetKeyCode();
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switch( localkey )
{
default:
break;
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case WXK_ESCAPE:
m_abortRequest = true;
if( IsMouseCaptured() )
EndMouseCapture();
else
EndMouseCapture( ID_NO_TOOL_SELECTED, m_defaultCursor, wxEmptyString );
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break;
}
if( event.ControlDown() )
localkey |= GR_KB_CTRL;
if( event.AltDown() )
localkey |= GR_KB_ALT;
if( event.ShiftDown() && (event.GetKeyCode() > 256) )
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localkey |= GR_KB_SHIFT;
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/* Normalize keys code to easily handle keys from Ctrl+A to Ctrl+Z
* They have an ascii code from 1 to 27 remapped
* to GR_KB_CTRL + 'A' to GR_KB_CTRL + 'Z'
2010-01-20 18:59:46 +00:00
*/
if( (localkey > GR_KB_CTRL) && (localkey <= GR_KB_CTRL+26) )
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localkey += 'A' - 1;
INSTALL_UNBUFFERED_DC( DC, this );
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BASE_SCREEN* Screen = GetScreen();
// Some key commands use the current mouse position: refresh it.
pos = wxGetMousePosition() - GetScreenPosition();
// Compute the cursor position in drawing units. Also known as logical units to wxDC.
pos = wxPoint( DC.DeviceToLogicalX( pos.x ), DC.DeviceToLogicalY( pos.y ) );
Screen->SetMousePosition( pos );
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GetParent()->GeneralControl( &DC, pos, localkey );
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}
void EDA_DRAW_PANEL::OnPan( wxCommandEvent& event )
{
int x, y;
int ppux, ppuy;
int unitsX, unitsY;
int maxX, maxY;
GetViewStart( &x, &y );
GetScrollPixelsPerUnit( &ppux, &ppuy );
GetVirtualSize( &unitsX, &unitsY );
maxX = unitsX;
maxY = unitsY;
unitsX /= ppux;
unitsY /= ppuy;
switch( event.GetId() )
{
case ID_PAN_UP:
y -= m_scrollIncrementY;
break;
case ID_PAN_DOWN:
y += m_scrollIncrementY;
break;
case ID_PAN_LEFT:
x -= m_scrollIncrementX;
break;
case ID_PAN_RIGHT:
x += m_scrollIncrementX;
break;
default:
wxLogDebug( wxT( "Unknown ID %d in EDA_DRAW_PANEL::OnPan()." ), event.GetId() );
}
if( x < 0 )
x = 0;
if( y < 0 )
y = 0;
if( x > maxX )
x = maxX;
if( y > maxY )
y = maxY;
Scroll( x/ppux, y/ppuy );
}
void EDA_DRAW_PANEL::EndMouseCapture( int id, int cursor, const wxString& title,
bool aCallEndFunc )
{
if( m_mouseCaptureCallback && m_endMouseCaptureCallback && aCallEndFunc )
{
INSTALL_UNBUFFERED_DC( dc, this );
m_endMouseCaptureCallback( this, &dc );
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}
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m_mouseCaptureCallback = NULL;
m_endMouseCaptureCallback = NULL;
m_requestAutoPan = false;
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if( id != -1 && cursor != -1 )
{
wxASSERT( cursor > wxCURSOR_NONE && cursor < wxCURSOR_MAX );
GetParent()->SetToolID( id, cursor, title );
}
}
void EDA_DRAW_PANEL::CallMouseCapture( wxDC* aDC, const wxPoint& aPosition, bool aErase )
{
wxCHECK_RET( aDC != NULL, wxT( "Invalid device context." ) );
wxCHECK_RET( m_mouseCaptureCallback != NULL, wxT( "Mouse capture callback not set." ) );
m_mouseCaptureCallback( this, aDC, aPosition, aErase );
}
void EDA_DRAW_PANEL::CallEndMouseCapture( wxDC* aDC )
{
wxCHECK_RET( aDC != NULL, wxT( "Invalid device context." ) );
wxCHECK_RET( m_endMouseCaptureCallback != NULL, wxT( "End mouse capture callback not set." ) );
m_endMouseCaptureCallback( this, aDC );
}