kicad/common/widgets/grid_bitmap_toggle.cpp

65 lines
2.4 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
* @author Jon Evans <jon@craftyjon.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <widgets/grid_bitmap_toggle.h>
#include <wx/dc.h>
#include <algorithm>
GRID_BITMAP_TOGGLE_RENDERER::GRID_BITMAP_TOGGLE_RENDERER( const wxBitmap& aCheckedBitmap,
const wxBitmap& aUncheckedBitmap ) :
wxGridCellRenderer(),
m_bitmapChecked( aCheckedBitmap ),
m_bitmapUnchecked( aUncheckedBitmap )
{
}
GRID_BITMAP_TOGGLE_RENDERER* GRID_BITMAP_TOGGLE_RENDERER::Clone() const
{
GRID_BITMAP_TOGGLE_RENDERER* clone = new GRID_BITMAP_TOGGLE_RENDERER( m_bitmapChecked,
m_bitmapUnchecked );
return clone;
}
void GRID_BITMAP_TOGGLE_RENDERER::Draw( wxGrid& aGrid, wxGridCellAttr& aAttr, wxDC& aDc,
const wxRect& aRect, int aRow, int aCol, bool aIsSelected )
{
// erase background
wxGridCellRenderer::Draw( aGrid, aAttr, aDc, aRect, aRow, aCol, aIsSelected );
bool checked = aGrid.GetCellValue( aRow, aCol ) == wxT( "1" );
const wxBitmap& bitmap = checked ? m_bitmapChecked : m_bitmapUnchecked;
int x = std::max( 0, ( aRect.GetWidth() - m_bitmapChecked.GetWidth() ) / 2 );
int y = std::max( 0, ( aRect.GetHeight() - m_bitmapChecked.GetHeight() ) / 2 );
aDc.DrawBitmap( bitmap, aRect.GetTopLeft() + wxPoint( x, y ) );
}
wxSize GRID_BITMAP_TOGGLE_RENDERER::GetBestSize( wxGrid& aGrid, wxGridCellAttr& aAttr, wxDC& aDc,
int aRow, int aCol)
{
return m_bitmapChecked.GetSize();
}