void SkDebugCanvas::drawTo(SkCanvas* canvas, int index) {
int counter = 0;
SkASSERT(!fCommandVector.isEmpty());
SkASSERT(index < fCommandVector.count());
int i;
// This only works assuming the canvas and device are the same ones that
// were previously drawn into because they need to preserve all saves
// and restores.
if (fIndex < index) {
i = fIndex + 1;
} else {
for (int j = 0; j < fOutstandingSaveCount; j++) {
canvas->restore();
}
i = 0;
canvas->clear(SK_ColorTRANSPARENT);
canvas->resetMatrix();
SkRect rect = SkRect::MakeWH(SkIntToScalar(fWidth),
SkIntToScalar(fHeight));
canvas->clipRect(rect, SkRegion::kReplace_Op );
applyUserTransform(canvas);
fOutstandingSaveCount = 0;
}
for (; i <= index; i++) {
if (i == index && fFilter) {
SkPaint p;
p.setColor(0xAAFFFFFF);
canvas->save();
canvas->resetMatrix();
SkRect mask;
mask.set(SkIntToScalar(0), SkIntToScalar(0),
SkIntToScalar(fWidth), SkIntToScalar(fHeight));
canvas->clipRect(mask, SkRegion::kReplace_Op, false);
canvas->drawRectCoords(SkIntToScalar(0), SkIntToScalar(0),
SkIntToScalar(fWidth), SkIntToScalar(fHeight), p);
canvas->restore();
}
if (fCommandVector[i]->isVisible()) {
fCommandVector[i]->execute(canvas);
fCommandVector[i]->trackSaveState(&fOutstandingSaveCount);
}
}
fMatrix = canvas->getTotalMatrix();
fClip = canvas->getTotalClip().getBounds();
fIndex = index;
}
int SkDebugCanvas::getCommandAtPoint(int x, int y, int index) {
SkBitmap bitmap;
bitmap.allocPixels(SkImageInfo::MakeN32Premul(1, 1));
SkCanvas canvas(bitmap);
canvas.translate(SkIntToScalar(-x), SkIntToScalar(-y));
applyUserTransform(&canvas);
int layer = 0;
SkColor prev = bitmap.getColor(0,0);
for (int i = 0; i < index; i++) {
if (fCommandVector[i]->isVisible()) {
fCommandVector[i]->execute(&canvas);
}
if (prev != bitmap.getColor(0,0)) {
layer = i;
}
prev = bitmap.getColor(0,0);
}
return layer;
}
