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Rectangle drawing.

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svn-id: r31854
This commit is contained in:
Vicent Marti 2008-05-03 23:51:24 +00:00
parent 2c71344685
commit d33890f110
2 changed files with 26 additions and 2 deletions
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21
graphics/VectorRenderer.cpp
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@ -64,7 +64,7 @@ void vector_renderer_test(OSystem *_system) {
vr->setColor(255, 0, 0 );
vr->drawLine(25, 25, 125, 300);
vr->drawCircle(250, 250, 100);
vr->drawSquare(150, 150, 100, 100, false);
_system->copyRectToOverlay((OverlayColor*)_screen.getBasePtr(0, 0), _screen.w, 0, 0, _screen.w, _screen.w);
_system->updateScreen();
_system->delayMillis(100);
@ -75,6 +75,25 @@ void vector_renderer_test(OSystem *_system) {
template<typename PixelType, typename PixelFormat>
void VectorRendererSpec<PixelType, PixelFormat>::
drawSquare(int x, int y, int w, int h, bool fill) {
if ( fill ) {
PixelType *ptr = (PixelType *)_activeSurface->getBasePtr(x, y);
int pitch = surfacePitch();
while (h--) {
Common::set_to(ptr, ptr + w, (PixelType)_color);
ptr += pitch;
}
} else {
drawLine( x, y, x + w, y );
drawLine( x + w, y, x + w, y + w );
drawLine( x, y + w, x + w, y + w );
drawLine( x, y, x, y + w );
}
}
template<typename PixelType, typename PixelFormat>
void VectorRendererSpec<PixelType,PixelFormat>::
drawLineAlg(int x1, int y1, int x2, int y2, int dx, int dy) {
PixelType *ptr = (PixelType *)_activeSurface->getBasePtr(x1, y1);
int pitch = surfacePitch();

7
graphics/VectorRenderer.h
View File

@ -74,6 +74,9 @@ public:
*/
virtual void drawCircle(int x, int y, int r) = 0;
virtual void drawSquare(int x, int y, int w, int h, bool fill) = 0;
/**
* Gets the pixel pitch for the current drawing surface.
* Note: This is a real pixel-pitch, not a byte-pitch.
@ -206,12 +209,14 @@ public:
/**
* @see VectorRenderer::drawLine()
*/
void drawLine(int x1, int x2, int y1, int y2);
void drawLine(int x1, int y1, int x2, int y2);
void drawCircle(int x, int y, int r) {
drawCircleAlg(x, y, r);
}
void drawSquare(int x, int y, int w, int h, bool fill);
/**
* @see VectorRenderer::setColor()
*/