kicad/pcbnew/layer_widget.cpp

548 lines
16 KiB
C++

/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2010 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2010 Kicad Developers, see change_log.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
*/
/* This source module implements the layer visibility and selection widget
*/
#define STAND_ALONE 1 // define to enable test program for LAYER_WIDGET
// also enable KICAD_AUIMANAGER and KICAD_AUITOOLBAR in ccmake to
// build this test program
#include <wx/wx.h>
#include <wx/statbmp.h>
#include <wx/aui/aui.h>
#include "macros.h"
#include "common.h"
#include "layer_panel_base.h"
#include "colors.h"
/* no external data knowledge needed or wanted
#include "pcbnew.h"
#include "wxPcbStruct.h"
*/
/* XPM */
static const char * clear_xpm[] = {
"28 14 1 1",
" c None",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" ",
" "};
/* XPM */
static const char * rightarrow_xpm[] = {
"28 14 5 1",
" c None",
". c white",
"X c #8080ff",
"o c BLUE",
"O c gray56",
" .X ",
" .XX ",
" .XXX ",
" .XXXX ",
" ................XXXXX ",
" XXXXXXXXXXXXXXXXXXXXXX ",
" XXXXXXXXXXXXXXXXXXXXXXX ",
" oooooooooooooooooooooooO",
" ooooooooooooooooooooooO ",
" OOOOOOOOOOOOOOOoooooO ",
" ooooO ",
" oooO ",
" ooO ",
" oO "};
/**
* Struct LAYER_SPEC
* provides all the data needed to add a layer row to a LAYER_WIDGET
*/
struct LAYER_SPEC
{
wxString layerName;
int layer;
int color;
LAYER_SPEC( const wxString& aLayerName, int aLayer, int aColor = 0 )
{
layerName = aLayerName;
layer = aLayer;
color = aColor;
}
};
/**
* Class LAYER_WIDGET
* is abstract and is derived from a wxFormBuilder maintained class called
* LAYER_PANEL_BASE. It is used to manage a list of layers, with the notion of
* a "current" layer, and layer specific visibility control. You must derive from
* it to use it so you can implement the abstract functions which recieve the
* events. Each layer is given its own color, and that color can be changed
* within the UI provided here. This widget knows nothing of the client code, meaning
* it has no knowledge of a BOARD or anything. To use it you must derive from
* this class and implement the abstract functions:
* <p>
* void ColorChange( int aLayer, int aColor );
* <p>
* bool LayerChange( int aLayer );
*/
class LAYER_WIDGET : public LAYER_PANEL_BASE
{
#define MAX_LAYER_ROWS 64
#define LAYER_COLUMN_COUNT 4
#define BUTT_SIZE_X 32
#define BUTT_SIZE_Y 22
protected:
wxBitmap* m_BlankBitmap;
wxBitmap* m_RightArrowBitmap;
wxSize m_BitmapSize;
wxStaticBitmap* m_Bitmaps[MAX_LAYER_ROWS];
int m_CurrentRow; ///< selected row of layer list
wxBitmap makeBitmap( int aColor )
{
wxBitmap bitmap( BUTT_SIZE_X, BUTT_SIZE_Y );
wxBrush brush;
wxMemoryDC iconDC;
iconDC.SelectObject( bitmap );
brush.SetColour( MakeColour( aColor ) );
brush.SetStyle( wxSOLID );
iconDC.SetBrush( brush );
iconDC.DrawRectangle( 0, 0, BUTT_SIZE_X, BUTT_SIZE_Y );
return bitmap;
}
/**
* Function makeColorButton
* creates a wxBitmapButton and assigns it a solid color and a control ID
*/
wxBitmapButton* makeColorButton( int aColor, int aID )
{
// dynamically make a wxBitMap and brush it with the appropriate color,
// then create a wxBitmapButton from it.
wxBitmap bitmap = makeBitmap( aColor );
wxBitmapButton* ret = new wxBitmapButton( m_LayerScrolledWindow, aID, bitmap,
wxDefaultPosition, wxSize(BUTT_SIZE_X, BUTT_SIZE_Y), wxBORDER_RAISED );
// save the color value in the name, no where else to put it.
ret->SetName( makeColorTxt( aColor ) );
ret->Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( LAYER_WIDGET::OnLeftDownLayers ), NULL, this );
ret->Connect( wxEVT_RIGHT_DOWN, wxMouseEventHandler( LAYER_WIDGET::OnRightDownLayers ), NULL, this );
/* cannot get this event without also the wxEVT_LEFT_DOWN firing first
ret->Connect( wxEVT_LEFT_DCLICK, wxMouseEventHandler( LAYER_WIDGET::OnLeftDClickLayers ), NULL, this );
*/
return ret;
}
void OnLeftDownLayers( wxMouseEvent& event )
{
int row;
wxObject* eventSource = event.GetEventObject();
// if mouse event is coming from the m_LayerScrolledWindow and not one
// of its children, we have to find the row manually based on y coord.
if( eventSource == (wxObject*) m_LayerScrolledWindow )
{
int y = event.GetY();
wxArrayInt heights = m_LayersFlexGridSizer->GetRowHeights();
int height = 0;
int rowCount = GetLayerRowCount();
for( row = 0; row<rowCount; ++row )
{
if( y < height + heights[row] )
break;
height += heights[row];
}
if( row >= rowCount )
row = rowCount - 1;
}
// all nested controls on a given row will have the layer index as their ID
else
{
int layer = ((wxWindow*)eventSource)->GetId();
row = findLayerRow( layer );
}
if( LayerChange( row ) ) // if owner allows this change.
SelectLayerRow( row );
}
/**
* Function makeColorTxt
* returns a string containing the numeric value of the color.
* in a form like 0x00000000. (Color is currently an index, not RGB).
*/
wxString makeColorTxt( int aColor )
{
char colorValue[64];
sprintf( colorValue, "0x%08x", aColor );
return wxString( CONV_FROM_UTF8(colorValue) );
}
/**
* Function OnRightDownLayers
* is called only from the color button when user right clicks.
*/
void OnRightDownLayers( wxMouseEvent& event )
{
wxBitmapButton* eventSource = (wxBitmapButton*) event.GetEventObject();
wxString colorTxt = eventSource->GetName();
int oldColor = strtoul( CONV_TO_UTF8(colorTxt), NULL, 0 );
int newColor = DisplayColorFrame( this, oldColor );
if( newColor >= 0 )
{
eventSource->SetName( makeColorTxt( newColor ) );
wxBitmap bm = makeBitmap( newColor );
eventSource->SetBitmapLabel( bm );
}
}
/**
* Function getLayerComp
* returns the component within the m_LayersFlexGridSizer at aSizerNdx.
*
* @param aSizerNdx is the 0 based index into all the wxWindows which have
* been added to the m_LayersFlexGridSizer.
*/
wxWindow* getLayerComp( int aSizerNdx )
{
return m_LayersFlexGridSizer->GetChildren()[aSizerNdx]->GetWindow();
}
/**
* Function findLayerRow
* returns the row index that \a aLayer resides in, or -1 if not found.
*/
int findLayerRow( int aLayer )
{
int count = GetLayerRowCount();
for( int row=0; row<count; ++row )
{
// column 0 in the layer scroll window has a wxStaticBitmap, get its ID.
wxStaticBitmap* bm = (wxStaticBitmap*) getLayerComp( row * LAYER_COLUMN_COUNT + 0 );
if( aLayer == bm->GetId() )
return row;
}
return -1;
}
/**
* Function insertLayerRow
* appends or inserts a new row in the layer portion of the widget.
*/
void insertLayerRow( int aRow, const LAYER_SPEC& aSpec )
{
wxASSERT( aRow >= 0 && aRow < MAX_LAYER_ROWS );
size_t index = aRow * LAYER_COLUMN_COUNT;
wxSizerFlags flags;
flags.Align(wxALIGN_CENTER_HORIZONTAL | wxALIGN_CENTER_VERTICAL);
// column 0
m_Bitmaps[aRow] = new wxStaticBitmap( m_LayerScrolledWindow, aSpec.layer, *m_BlankBitmap,
wxDefaultPosition, m_BitmapSize );
m_Bitmaps[aRow]->Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( LAYER_WIDGET::OnLeftDownLayers ), NULL, this );
m_LayersFlexGridSizer->Insert( index+0,
new wxSizerItem( m_Bitmaps[aRow], wxSizerFlags().Align( wxALIGN_CENTER_VERTICAL ) ) );
// column 1
wxBitmapButton* bmb = makeColorButton( aSpec.color, aSpec.layer );
bmb->SetToolTip( _("Right click to change layer color, left click to select layer" ) );
m_LayersFlexGridSizer->Insert( index+1,
new wxSizerItem( bmb, flags ) );
// column 2
wxStaticText* st = new wxStaticText( m_LayerScrolledWindow, aSpec.layer, aSpec.layerName );
st->Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( LAYER_WIDGET::OnLeftDownLayers ), NULL, this );
st->SetToolTip( _( "Click here to select this layer" ) );
m_LayersFlexGridSizer->Insert( index+2,
new wxSizerItem( st, wxSizerFlags().Align( wxALIGN_CENTER_VERTICAL )) );
// column 3
wxCheckBox* cb = new wxCheckBox( m_LayerScrolledWindow, aSpec.layer, wxEmptyString );
cb->SetToolTip( _( "Enable this for visibility" ) );
m_LayersFlexGridSizer->Insert( index+3, new wxSizerItem( cb, flags ) );
}
public:
/** Constructor */
LAYER_WIDGET( wxWindow* parent ) :
LAYER_PANEL_BASE( parent )
{
m_CurrentRow = 0;
memset( m_Bitmaps, 0, sizeof(m_Bitmaps) );
m_RightArrowBitmap = new wxBitmap( rightarrow_xpm );
m_BlankBitmap = new wxBitmap( clear_xpm ); // translucent
m_BitmapSize = wxSize(m_BlankBitmap->GetWidth(), m_BlankBitmap->GetHeight());
AppendLayerRow( LAYER_SPEC( wxT("layer 1"), 0, RED ) );
AppendLayerRow( LAYER_SPEC( wxT("layer 2"), 1, GREEN ) );
AppendLayerRow( LAYER_SPEC( wxT("brown_layer"), 2, BROWN ) );
AppendLayerRow( LAYER_SPEC( wxT("layer_4_you"), 3, BLUE ) );
SelectLayerRow( 1 );
FitInside();
SetMinSize( GetSize() );
}
/**
* Function GetLayerRowCount
* returns the number of rows in the layer tab.
*/
int GetLayerRowCount()
{
int controlCount = m_LayersFlexGridSizer->GetChildren().GetCount();
return controlCount / LAYER_COLUMN_COUNT;
}
/**
* Function AppendLayerRow
* appends a new row in the layer portion of the widget.
*/
void AppendLayerRow( const LAYER_SPEC& aSpec )
{
int nextRow = GetLayerRowCount();
insertLayerRow( nextRow, aSpec );
}
/**
* Function SelectLayerRow
* changes the row selection in the layer list to the given row.
*/
bool SelectLayerRow( int aRow )
{
if( (unsigned) aRow < (unsigned) GetLayerRowCount() )
{
int newNdx = LAYER_COLUMN_COUNT * aRow;
int oldNdx = LAYER_COLUMN_COUNT * m_CurrentRow;
wxStaticBitmap* oldbm = (wxStaticBitmap*) getLayerComp( oldNdx );
wxStaticBitmap* newbm = (wxStaticBitmap*) getLayerComp( newNdx );
oldbm->SetBitmap( *m_BlankBitmap );
newbm->SetBitmap( *m_RightArrowBitmap );
m_CurrentRow = aRow;
return true;
}
return false;
}
/**
* Function SelectLayer
* changes the row selection in the layer list to the given layer.
*/
bool SelectLayer( int aLayer )
{
int row = findLayerRow( aLayer );
return SelectLayerRow( row );
}
//-----<abstract functions>-------------------------------------------
/**
* Function ColorChange
* is called whenever the user changes the color of a layer. Derived
* classes will handle this accordingly.
*/
virtual void ColorChange( int aLayer, int aColor ) = 0;
/**
* Function LayerChange
* is called whenever the user selects a different layer. Derived classes
* will handle this accordingly, and can deny the change by returning false.
*/
virtual bool LayerChange( int aLayer ) = 0;
//-----</abstract functions>------------------------------------------
};
#if defined(STAND_ALONE)
/**
* Class MYFRAME
* is a test class here to exercise the LAYER_WIDGET and explore use cases.
* @see http://www.kirix.com/labs/wxaui/screenshots.html
* for ideas.
*/
class MYFRAME : public wxFrame
{
// example of how to derive from LAYER_WIDGET in order to provide the
// abstract methods.
class MYLAYERS : public LAYER_WIDGET
{
MYFRAME* frame;
public:
// your constructor could take a BOARD argument. here I leave it
// out because this source module wants to know nothing of BOARDs
// to maximize re-use.
MYLAYERS( wxWindow* aParent, MYFRAME* aFrame ) :
LAYER_WIDGET( aParent ),
frame( aFrame )
{
}
void ColorChange( int aLayer, int aColor )
{
printf("ColorChange( aLayer:%d, aColor:%d )\n", aLayer, aColor );
}
bool LayerChange( int aLayer )
{
printf( "LayerChange( aLayer:%d )\n", aLayer );
return true;
}
};
public:
MYFRAME( wxWindow * parent ) :
wxFrame( parent, -1, _( "wxAUI Test" ), wxDefaultPosition,
wxSize( 800, 600 ), wxDEFAULT_FRAME_STYLE )
{
// notify wxAUI which frame to use
m_mgr.SetManagedWindow( this );
wxPanel* layerWidget = new MYLAYERS( this, this );
wxTextCtrl* text2 = new wxTextCtrl( this, -1, _( "Pane 2 - sample text" ),
wxDefaultPosition, wxSize( 200, 150 ),
wxNO_BORDER | wxTE_MULTILINE );
wxTextCtrl* text3 = new wxTextCtrl( this, -1, _( "Main content window" ),
wxDefaultPosition, wxSize( 200, 150 ),
wxNO_BORDER | wxTE_MULTILINE );
// add the panes to the manager
wxAuiPaneInfo li;
li.MinSize( layerWidget->GetSize() ); // ignored on linux
li.BestSize( layerWidget->GetSize() );
li.Left();
li.MaximizeButton( false );
li.MinimizeButton( false );
li.CloseButton( false );
li.Caption( wxT( "Layers" ) );
m_mgr.AddPane( layerWidget, li );
m_mgr.AddPane( text2, wxBOTTOM, wxT( "Pane Number Two" ) );
m_mgr.AddPane( text3, wxCENTER );
// tell the manager to "commit" all the changes just made
m_mgr.Update();
}
~MYFRAME()
{
// deinitialize the frame manager
m_mgr.UnInit();
}
private:
wxAuiManager m_mgr;
};
// our normal wxApp-derived class, as usual
class MyApp : public wxApp
{
public:
bool OnInit()
{
wxFrame* frame = new MYFRAME( NULL );
SetTopWindow( frame );
frame->Show();
return true;
}
};
DECLARE_APP( MyApp );
IMPLEMENT_APP( MyApp );
#endif