kicad/common/widgets/layer_box_selector.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2014-2021 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
*/
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#include <wx/dcmemory.h>
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#include <wx/odcombo.h>
#include <wx/menuitem.h>
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#include <gal/dpi_scaling.h>
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#include <layer_ids.h>
#include <widgets/layer_box_selector.h>
LAYER_SELECTOR::LAYER_SELECTOR()
{
m_layerhotkeys = true;
}
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bool LAYER_SELECTOR::SetLayersHotkeys( bool value )
{
m_layerhotkeys = value;
return m_layerhotkeys;
}
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void LAYER_SELECTOR::DrawColorSwatch( wxBitmap& aLayerbmp, const COLOR4D& aBackground,
const COLOR4D& aColor )
{
wxMemoryDC bmpDC;
wxBrush brush;
// Prepare Bitmap
bmpDC.SelectObject( aLayerbmp );
brush.SetStyle( wxBRUSHSTYLE_SOLID );
if( aBackground != COLOR4D::UNSPECIFIED )
{
brush.SetColour( aBackground.WithAlpha( 1.0 ).ToColour() );
bmpDC.SetBrush( brush );
bmpDC.DrawRectangle( 0, 0, aLayerbmp.GetWidth(), aLayerbmp.GetHeight() );
}
brush.SetColour( aColor.ToColour() );
bmpDC.SetBrush( brush );
bmpDC.DrawRectangle( 0, 0, aLayerbmp.GetWidth(), aLayerbmp.GetHeight() );
bmpDC.SetBrush( *wxTRANSPARENT_BRUSH );
bmpDC.SetPen( *wxBLACK_PEN );
bmpDC.DrawRectangle( 0, 0, aLayerbmp.GetWidth(), aLayerbmp.GetHeight() );
}
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LAYER_BOX_SELECTOR::LAYER_BOX_SELECTOR( wxWindow* parent, wxWindowID id, const wxPoint& pos,
const wxSize& size, int n, const wxString choices[] ) :
wxBitmapComboBox( parent, id, wxEmptyString, pos, size, n, choices, wxCB_READONLY ),
LAYER_SELECTOR()
{
if( choices != nullptr )
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ResyncBitmapOnly();
GetParent()->Connect( wxEVT_CHAR_HOOK, wxKeyEventHandler( LAYER_BOX_SELECTOR::onKeyDown ),
nullptr, this );
}
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LAYER_BOX_SELECTOR::LAYER_BOX_SELECTOR( wxWindow* parent, wxWindowID id, const wxPoint& pos,
const wxSize& size, const wxArrayString& choices ) :
wxBitmapComboBox( parent, id, wxEmptyString, pos, size, choices, wxCB_READONLY ),
LAYER_SELECTOR()
{
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if( !choices.IsEmpty() )
ResyncBitmapOnly();
GetParent()->Connect( wxEVT_CHAR_HOOK, wxKeyEventHandler( LAYER_BOX_SELECTOR::onKeyDown ),
nullptr, this );
}
LAYER_BOX_SELECTOR::~LAYER_BOX_SELECTOR()
{
GetParent()->Disconnect( wxEVT_CHAR_HOOK, wxKeyEventHandler( LAYER_BOX_SELECTOR::onKeyDown ),
nullptr, this );
}
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int LAYER_BOX_SELECTOR::GetLayerSelection() const
{
if( GetSelection() < 0 )
return UNDEFINED_LAYER;
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return (int)(intptr_t) GetClientData( GetSelection() );
}
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int LAYER_BOX_SELECTOR::SetLayerSelection( int layer )
{
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for( int i = 0; i < (int) GetCount(); i++ )
{
if( GetClientData( (unsigned) i ) == (void*)(intptr_t) layer )
{
if( GetSelection() != i ) // Element (i) is not selected
{
SetSelection( i );
return i;
}
else
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{
return i; // If element already selected; do nothing
}
}
}
// Not Found
SetSelection( -1 );
return -1;
}
void LAYER_BOX_SELECTOR::ResyncBitmapOnly()
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{
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DPI_SCALING dpi( nullptr, this );
int size = static_cast<int>( dpi.GetScaleFactor() * 14 );
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for( int i = 0; i < (int) GetCount(); ++i )
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{
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wxBitmap layerbmp( size, size );
DrawColorSwatch( layerbmp, getLayerColor( LAYER_PCB_BACKGROUND ), getLayerColor( i ) );
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}
}
void LAYER_BOX_SELECTOR::onKeyDown( wxKeyEvent& aEvent )
{
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#ifdef __WXOSX_MAC__
if( aEvent.GetKeyCode() == WXK_ESCAPE && IsPopupShown() )
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{
Dismiss();
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return;
}
#endif
aEvent.Skip();
}