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/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "bargraphwidget.h"
#include <pgapplication.h>
BarGraphWidget:: BarGraphWidget (PG_Widget *parent, const PG_Rect &rect, Direction direction ) : PG_ThemeWidget( parent, rect, false ), fraction(1), dir(direction)
{
}
void BarGraphWidget::eventBlit (SDL_Surface *surface, const PG_Rect &src, const PG_Rect &dst)
{
PG_Rect d = dst;
if ( dir == l2r ) {
d.w = min( max(0, int( float(dst.w) * fraction)), int(dst.w)) ;
}
if ( dir == r2l ) {
int x2 = d.x + d.w;
d.w = min( max(0, int( float(dst.w) * fraction)), int(dst.w)) ;
d.x = x2 - d.w;
}
if ( dir == t2b ) {
d.h = min( max(0, int( float(dst.h) * fraction)), int(dst.h)) ;
}
if ( dir == b2t ) {
int y2 = d.y + d.h;
d.h = min( max(0, int( float(dst.h) * fraction)), int(dst.h)) ;
d.y = y2 - d.h;
}
if ( d.h <= 0 || d.w <= 0 )
return;
/* PG_Draw::DrawThemedSurface(
surface,
d,
my_has_gradient ? &my_gradient : 0,
my_background,
my_backgroundMode,
my_blendLevel );
*/
Uint32 c = color.MapRGBA( PG_Application::GetScreen()->format, 255-GetTransparency());
for ( Colors::iterator i = colors.begin(); i != colors.end(); ++i)
if ( fraction < i->first ) {
PG_Color col = i->second;
c = col.MapRGBA( PG_Application::GetScreen()->format, 255-GetTransparency());
}
SDL_FillRect(PG_Application::GetScreen(), &d, c);
}
void BarGraphWidget::setFraction( float f )
{
fraction = f;
}
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