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Bug 1090607 - Port FrameLayerBuilder.cpp's DebugPaintItem helper to Moz2D. r=Bas

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This commit is contained in:
Jonathan Watt 2014-10-29 17:07:11 +00:00
parent b21e25ba17
commit 1c4344fe0a
1 changed files with 11 additions and 12 deletions
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23
layout/base/FrameLayerBuilder.cpp
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@ -4226,22 +4226,20 @@ FrameLayerBuilder::GetPaintedLayerScaleForFrame(nsIFrame* aFrame)
}
#ifdef MOZ_DUMP_PAINTING
static void DebugPaintItem(nsRenderingContext* aDest,
static void DebugPaintItem(DrawTarget& aDrawTarget,
nsPresContext* aPresContext,
nsDisplayItem *aItem,
nsDisplayListBuilder* aBuilder)
{
bool snap;
nsRect appUnitBounds = aItem->GetBounds(aBuilder, &snap);
gfxRect bounds(appUnitBounds.x, appUnitBounds.y, appUnitBounds.width, appUnitBounds.height);
bounds.ScaleInverse(aPresContext->AppUnitsPerDevPixel());
Rect bounds = NSRectToRect(aItem->GetBounds(aBuilder, &snap),
aPresContext->AppUnitsPerDevPixel());
RefPtr<DrawTarget> tempDT =
gfxPlatform::GetPlatform()->CreateOffscreenContentDrawTarget(
IntSize(bounds.width, bounds.height),
SurfaceFormat::B8G8R8A8);
aDrawTarget.CreateSimilarDrawTarget(IntSize(bounds.width, bounds.height),
SurfaceFormat::B8G8R8A8);
nsRefPtr<gfxContext> context = new gfxContext(tempDT);
context->SetMatrix(gfxMatrix::Translation(-gfxPoint(bounds.x, bounds.y)));
context->SetMatrix(gfxMatrix::Translation(-bounds.x, -bounds.y));
nsRefPtr<nsRenderingContext> ctx = new nsRenderingContext();
ctx->Init(context);
@ -4249,9 +4247,7 @@ static void DebugPaintItem(nsRenderingContext* aDest,
RefPtr<SourceSurface> surface = tempDT->Snapshot();
DumpPaintedImage(aItem, surface);
DrawTarget* drawTarget = aDest->ThebesContext()->GetDrawTarget();
Rect rect = ToRect(bounds);
drawTarget->DrawSurface(surface, rect, Rect(Point(0,0), rect.Size()));
aDrawTarget.DrawSurface(surface, bounds, Rect(Point(0,0), bounds.Size()));
aItem->SetPainted();
}
@ -4322,6 +4318,9 @@ FrameLayerBuilder::PaintItems(nsTArray<ClippedDisplayItem>& aItems,
float aXScale, float aYScale,
int32_t aCommonClipCount)
{
#ifdef MOZ_DUMP_PAINTING
DrawTarget& aDrawTarget = *aRC->GetDrawTarget();
#endif
int32_t appUnitsPerDevPixel = aPresContext->AppUnitsPerDevPixel();
nsRect boundRect = aRect.ToAppUnits(appUnitsPerDevPixel);
boundRect.MoveBy(NSIntPixelsToAppUnits(aOffset.x, appUnitsPerDevPixel),
@ -4378,7 +4377,7 @@ FrameLayerBuilder::PaintItems(nsTArray<ClippedDisplayItem>& aItems,
#ifdef MOZ_DUMP_PAINTING
if (gfxUtils::sDumpPainting) {
DebugPaintItem(aRC, aPresContext, cdi->mItem, aBuilder);
DebugPaintItem(aDrawTarget, aPresContext, cdi->mItem, aBuilder);
} else {
#else
{