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/***************************************************************************
paradialog.cpp - description
-------------------
begin : Thu Feb 21 2002
copyright : (C) 2002 by Martin Bickel
email : bickel@asc-hq.org
***************************************************************************/
/***************************************************************************
* *
* 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 "overviewmappanel.h"
#include "spfst.h"
#include "graphics/blitter.h"
#include "graphics/drawing.h"
#include "mapdisplay.h"
#include "spfst-legacy.h"
OverviewMapPanel::OverviewMapPanel( PG_Widget *parent, const PG_Rect &r, MapDisplayPG* mapDisplay, const ASCString& widgetName )
: LayoutablePanel ( parent, r, widgetName, true ), mapDisplayWidget( mapDisplay), currentZoom( 1 ), locked(false)
{
SpecialDisplayWidget* sdw = dynamic_cast<SpecialDisplayWidget*>( FindChild( "overviewmap", true ) );
if ( sdw ) {
sdw->display.connect( SigC::slot( *this, &OverviewMapPanel::painter ));
sdw->sigMouseMotion.connect( SigC::slot( *this, &OverviewMapPanel::mouseMotion ));
sdw->sigMouseButtonDown.connect( SigC::slot( *this, &OverviewMapPanel::mouseButtonDown ));
}
ovmap = sdw;
assert( ovmap );
OverviewMapHolder::generationComplete.connect ( SigC::slot( *this, &OverviewMapPanel::redraw ));
viewChanged.connect ( SigC::slot( *this, &OverviewMapPanel::redraw ));
lockMapdisplay.connect( SigC::slot( *this, &OverviewMapPanel::lockPanel ));
unlockMapdisplay.connect( SigC::slot( *this, &OverviewMapPanel::unlockPanel ));
}
template<int pixelsize>
class ColorMerger_Invert
{
typedef typename PixelSize2Type<pixelsize>::PixelType PixelType;
SDLmm::Color col;
public:
void assign ( PixelType src, PixelType* dest ) const
{
*dest = (col & 0xff000000) + (0xffffff - (*dest & 0xffffff));
// *dest = col;
};
ColorMerger_Invert( SDLmm::Color color )
{
col = color;
};
};
void OverviewMapPanel::painter ( const PG_Rect &src, const ASCString& name, const PG_Rect &dst)
{
Surface screen = Surface::Wrap( PG_Application::GetScreen() );
if ( name == "overviewmap" && actmap && !locked ) {
Surface s = actmap->overviewMapHolder.getOverviewMap( false );
MegaBlitter< gamemapPixelSize, gamemapPixelSize,ColorTransform_None,ColorMerger_AlphaOverwrite,SourcePixelSelector_DirectZoom,TargetPixelSelector_Rect> blitter;
blitter.setSize( s.w(), s.h(), dst.w, dst.h );
PG_Rect clip= dst.IntersectRect( PG_Application::GetScreen()->clip_rect );
blitter.setTargetRect( clip );
currentZoom = blitter.getZoomX();
blitter.blit( s, screen, SPoint(dst.x, dst.y) );
SPoint ul = OverviewMapImage::map2surface( mapDisplayWidget->upperLeftCorner());
SPoint lr = OverviewMapImage::map2surface( mapDisplayWidget->lowerRightCorner());
ul.x = int( float( ul.x) * currentZoom );
ul.y = int( float( ul.y) * currentZoom );
lr.x = int( float( lr.x) * currentZoom );
lr.y = int( float( lr.y) * currentZoom );
if ( ul.x < 0 )
ul.x = 0;
if ( ul.y < 0 )
ul.y = 0;
if ( lr.x >= src.Width() )
lr.x = src.Width() -1;
if ( lr.y >= src.Height() )
lr.y = src.Height() -1;
rectangle<4>(screen, SPoint(dst.x + ul.x, dst.y + ul.y), lr.x-ul.x, lr.y-ul.y, ColorMerger_Invert<4>(0xff), ColorMerger_Invert<4>(0xff) );
}
}
void OverviewMapPanel::lockPanel()
{
locked = true;
Update();
}
void OverviewMapPanel::unlockPanel()
{
locked = false;
Redraw();
}
bool OverviewMapPanel::mouseClick ( SPoint pos )
{
SPoint unscaledPos = SPoint(int( float(pos.x) / currentZoom), int(float(pos.y) / currentZoom ));
MapCoordinate mc = OverviewMapImage::surface2map( unscaledPos );
if ( !(mc.valid() && mc.x < actmap->xsize && mc.y < actmap->ysize ))
return false;
mapDisplayWidget->centerOnField( mc );
return true;
}
bool OverviewMapPanel::mouseButtonDown ( const SDL_MouseButtonEvent *button)
{
if ( ovmap->IsMouseInside() )
if ( button->type == SDL_MOUSEBUTTONDOWN && button->button == 1 ) {
PG_Point p = ovmap->ScreenToClient( button->x, button->y );
return mouseClick( SPoint( p.x, p.y ));
}
return false;
}
bool OverviewMapPanel::mouseMotion ( const SDL_MouseMotionEvent *motion)
{
if ( ovmap->IsMouseInside() )
if ( motion->type == SDL_MOUSEMOTION && (motion->state & 1 ) ) {
PG_Point p = ovmap->ScreenToClient( motion->x, motion->y );
return mouseClick( SPoint( p.x, p.y ));
}
return false;
}
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