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common canvas: ++ case cover exception scenarios.

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Do not update the paint if it's not pushed in the canvas.
This commit is contained in:
Hermet Park 2021-06-10 15:50:56 +09:00
parent 2401495c47
commit 6b75ce3476
2 changed files with 11 additions and 3 deletions
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12
src/lib/tvgCanvasImpl.h
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@ -62,7 +62,7 @@ struct Canvas::Impl
//Clear render target before drawing
if (!renderer || !renderer->clear()) return Result::InsufficientCondition;
//free paints
//Free paints
for (auto paint = paints.data; paint < (paints.data + paints.count); ++paint) {
(*paint)->pImpl->dispose(*renderer);
if (free) delete(*paint);
@ -90,7 +90,14 @@ struct Canvas::Impl
//Update single paint node
if (paint) {
paint->pImpl->update(*renderer, nullptr, 255, clips, flag);
//Optimize Me: Can we skip the searching?
for (auto paint2 = paints.data; paint2 < (paints.data + paints.count); ++paint2) {
if ((*paint2) == paint) {
paint->pImpl->update(*renderer, nullptr, 255, clips, flag);
return Result::Success;
}
}
return Result::InsufficientCondition;
//Update all retained paint nodes
} else {
for (auto paint = paints.data; paint < (paints.data + paints.count); ++paint) {
@ -121,6 +128,7 @@ struct Canvas::Impl
Result sync()
{
if (!drawing) return Result::InsufficientCondition;
if (renderer->sync()) {
drawing = false;
return Result::Success;

2
src/lib/tvgPaint.h
View file

@ -48,8 +48,8 @@ namespace tvg
uint32_t flag = RenderUpdateFlag::None;
Paint* cmpTarget = nullptr;
CompositeMethod cmpMethod = CompositeMethod::None;
uint8_t opacity = 255;
PaintType type;
uint8_t opacity = 255;
~Impl() {
if (cmpTarget) delete(cmpTarget);