void
DrawTargetD2D1::PushClipRect(const Rect &aRect)
{
if (!mTransform.IsRectilinear()) {
// Whoops, this isn't a rectangle in device space, Direct2D will not deal
// with this transform the way we want it to.
// See remarks: http://msdn.microsoft.com/en-us/library/dd316860%28VS.85%29.aspx
RefPtr<PathBuilder> pathBuilder = CreatePathBuilder();
pathBuilder->MoveTo(aRect.TopLeft());
pathBuilder->LineTo(aRect.TopRight());
pathBuilder->LineTo(aRect.BottomRight());
pathBuilder->LineTo(aRect.BottomLeft());
pathBuilder->Close();
RefPtr<Path> path = pathBuilder->Finish();
return PushClip(path);
}
PushedClip clip;
Rect rect = mTransform.TransformBounds(aRect);
IntRect intRect;
clip.mIsPixelAligned = rect.ToIntRect(&intRect);
// Do not store the transform, just store the device space rectangle directly.
clip.mBounds = D2DRect(rect);
mPushedClips.push_back(clip);
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
if (mClipsArePushed) {
mDC->PushAxisAlignedClip(clip.mBounds, clip.mIsPixelAligned ? D2D1_ANTIALIAS_MODE_ALIASED : D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
}
}
void
DrawTargetD2D1::MaskSurface(const Pattern &aSource,
SourceSurface *aMask,
Point aOffset,
const DrawOptions &aOptions)
{
RefPtr<ID2D1Bitmap> bitmap;
RefPtr<ID2D1Image> image = GetImageForSurface(aMask, ExtendMode::CLAMP);
PrepareForDrawing(aOptions.mCompositionOp, aSource);
// FillOpacityMask only works if the antialias mode is MODE_ALIASED
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_ALIASED);
IntSize size = aMask->GetSize();
Rect maskRect = Rect(0.f, 0.f, Float(size.width), Float(size.height));
image->QueryInterface((ID2D1Bitmap**)&bitmap);
if (!bitmap) {
gfxWarning() << "FillOpacityMask only works with Bitmap source surfaces.";
return;
}
Rect dest = Rect(aOffset.x, aOffset.y, Float(size.width), Float(size.height));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aSource, aOptions.mAlpha);
mDC->FillOpacityMask(bitmap, brush, D2D1_OPACITY_MASK_CONTENT_GRAPHICS, D2DRect(dest), D2DRect(maskRect));
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
FinalizeDrawing(aOptions.mCompositionOp, aSource);
}
void
DrawTargetD2D1::Mask(const Pattern &aSource,
const Pattern &aMask,
const DrawOptions &aOptions)
{
PrepareForDrawing(aOptions.mCompositionOp, aSource);
RefPtr<ID2D1Brush> source = CreateBrushForPattern(aSource, aOptions.mAlpha);
RefPtr<ID2D1Brush> mask = CreateBrushForPattern(aMask, 1.0f);
mDC->PushLayer(D2D1::LayerParameters(D2D1::InfiniteRect(), nullptr,
D2D1_ANTIALIAS_MODE_PER_PRIMITIVE,
D2D1::IdentityMatrix(),
1.0f, mask),
nullptr);
Rect rect(0, 0, (Float)mSize.width, (Float)mSize.height);
Matrix mat = mTransform;
mat.Invert();
mDC->FillRectangle(D2DRect(mat.TransformBounds(rect)), source);
mDC->PopLayer();
FinalizeDrawing(aOptions.mCompositionOp, aSource);
}
void
FilterNodeD2D1::SetAttribute(uint32_t aIndex, const Rect &aValue)
{
UINT32 input = GetD2D1PropForAttribute(mType, aIndex);
MOZ_ASSERT(input < mEffect->GetPropertyCount());
mEffect->SetValue(input, D2DRect(aValue));
}
void
DrawTargetD2D1::ClearRect(const Rect &aRect)
{
MarkChanged();
mDC->PushAxisAlignedClip(D2DRect(aRect), D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
mDC->Clear();
mDC->PopAxisAlignedClip();
}
void
DrawTargetD2D1::DrawSurface(SourceSurface *aSurface,
const Rect &aDest,
const Rect &aSource,
const DrawSurfaceOptions &aSurfOptions,
const DrawOptions &aOptions)
{
RefPtr<ID2D1Image> image = GetImageForSurface(aSurface, ExtendMode::CLAMP);
if (!image) {
gfxWarning() << *this << ": Unable to get D2D image for surface.";
return;
}
PrepareForDrawing(aOptions.mCompositionOp, ColorPattern(Color()));
D2D1_RECT_F samplingBounds;
if (aSurfOptions.mSamplingBounds == SamplingBounds::BOUNDED) {
samplingBounds = D2DRect(aSource);
} else {
samplingBounds = D2D1::RectF(0, 0, Float(aSurface->GetSize().width), Float(aSurface->GetSize().height));
}
Float xScale = aDest.width / aSource.width;
Float yScale = aDest.height / aSource.height;
RefPtr<ID2D1ImageBrush> brush;
// Here we scale the source pattern up to the size and position where we want
// it to be.
Matrix transform;
transform.Translate(aDest.x, aDest.y);
transform.Scale(xScale, yScale);
mDC->CreateImageBrush(image, D2D1::ImageBrushProperties(samplingBounds),
D2D1::BrushProperties(aOptions.mAlpha, D2DMatrix(transform)),
byRef(brush));
mDC->FillRectangle(D2DRect(aDest), brush);
FinalizeDrawing(aOptions.mCompositionOp, ColorPattern(Color()));
}
void
DrawTargetD2D1::FillRect(const Rect &aRect,
const Pattern &aPattern,
const DrawOptions &aOptions)
{
PrepareForDrawing(aOptions.mCompositionOp, aPattern);
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
mDC->FillRectangle(D2DRect(aRect), brush);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void
DrawTargetD2D1::StrokeRect(const Rect &aRect,
const Pattern &aPattern,
const StrokeOptions &aStrokeOptions,
const DrawOptions &aOptions)
{
PrepareForDrawing(aOptions.mCompositionOp, aPattern);
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
RefPtr<ID2D1StrokeStyle> strokeStyle = CreateStrokeStyleForOptions(aStrokeOptions);
mDC->DrawRectangle(D2DRect(aRect), brush, aStrokeOptions.mLineWidth, strokeStyle);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void
DrawTargetD2D1::DrawFilter(FilterNode *aNode,
const Rect &aSourceRect,
const Point &aDestPoint,
const DrawOptions &aOptions)
{
if (aNode->GetBackendType() != FILTER_BACKEND_DIRECT2D1_1) {
gfxWarning() << *this << ": Incompatible filter passed to DrawFilter.";
return;
}
PrepareForDrawing(aOptions.mCompositionOp, ColorPattern(Color()));
mDC->DrawImage(static_cast<FilterNodeD2D1*>(aNode)->OutputEffect(), D2DPoint(aDestPoint), D2DRect(aSourceRect));
}
