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Show fatbits mode in openGL. http://codereview.appspot.com/4515141/

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git-svn-id: http://skia.googlecode.com/svn/trunk@1426 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
Scroggo 2011-05-25 20:50:42 +00:00
parent 5d6e108624
commit 3272ba8abc
1 changed files with 16 additions and 2 deletions
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18
samplecode/SampleApp.cpp
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@ -328,6 +328,7 @@ private:
bool zoomIn();
bool zoomOut();
void updatePointer(int x, int y);
void showZoomer(SkCanvas* canvas);
void postAnimatingEvent() {
if (fAnimating) {
@ -616,7 +617,17 @@ void SampleWindow::draw(SkCanvas* canvas) {
} else {
this->INHERITED::draw(canvas);
}
if (fShowZoomer) {
if (fShowZoomer && fCanvasType != kGPU_CanvasType) {
// In the GPU case, INHERITED::draw calls beforeChildren, which
// creates an SkGpuCanvas. All further draw calls are directed
// at that canvas, which is deleted in afterChildren (which is
// also called by draw), so we cannot show the zoomer here.
// Instead, we call it inside afterChildren.
showZoomer(canvas);
}
}
void SampleWindow::showZoomer(SkCanvas* canvas) {
int count = canvas->save();
canvas->resetMatrix();
// Ensure the mouse position is on screen.
@ -699,7 +710,7 @@ void SampleWindow::draw(SkCanvas* canvas) {
paint.setColor(SK_ColorBLUE);
drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint);
canvas->restoreToCount(count);
}
bitmap.unlockPixels();
}
void SampleWindow::onDraw(SkCanvas* canvas) {
@ -825,6 +836,9 @@ void SampleWindow::afterChildren(SkCanvas* orig) {
break;
#ifdef SK_SUPPORT_GL
case kGPU_CanvasType:
if (fShowZoomer) {
this->showZoomer(fGpuCanvas);
}
delete fGpuCanvas;
fGpuCanvas = NULL;
presentGL();