Emilio Cobos Álvarez
029a20c844
We want to have just one of those. This doesn't change behavior right now but would when we enable gamut mapping in e.g. canvas. However it seems to me like we need deeper changes there, because probably we shouldn't turn those into srgb upfront... Differential Revision: https://phabricator.services.mozilla.com/D322384
127 lines
4.3 KiB
C++
127 lines
4.3 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Main header first:
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#include "SVGImageContext.h"
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// Keep others in (case-insensitive) order:
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#include "gfxUtils.h"
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#include "mozilla/LookAndFeel.h"
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#include "mozilla/ServoCSSParser.h"
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#include "mozilla/StaticPrefs_svg.h"
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#include "mozilla/dom/Document.h"
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#include "nsIFrame.h"
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#include "nsISVGPaintContext.h"
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#include "nsPresContext.h"
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#include "nsStyleStruct.h"
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namespace mozilla {
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/* static */
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void SVGImageContext::MaybeStoreContextPaint(SVGImageContext& aContext,
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nsIFrame* aFromFrame,
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imgIContainer* aImgContainer) {
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return MaybeStoreContextPaint(aContext, *aFromFrame->PresContext(),
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*aFromFrame->Style(), aImgContainer);
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}
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/* static */
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void SVGImageContext::MaybeStoreContextPaint(SVGImageContext& aContext,
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const nsPresContext& aPresContext,
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const ComputedStyle& aStyle,
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imgIContainer* aImgContainer) {
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if (aImgContainer->GetType() != imgIContainer::TYPE_VECTOR) {
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// Avoid this overhead for raster images.
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return;
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}
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{
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auto scheme = LookAndFeel::ColorSchemeForStyle(
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*aPresContext.Document(), aStyle.StyleUI()->mColorScheme.bits,
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ColorSchemeMode::Preferred);
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aContext.SetColorScheme(Some(scheme));
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}
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{
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const auto& linkParameters = aStyle.StyleUIReset()->mLinkParameters;
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if (!linkParameters._0.IsEmpty()) {
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aContext.SetLinkParameters(linkParameters);
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}
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}
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const nsStyleSVG* style = aStyle.StyleSVG();
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if (!style->ExposesContextProperties()) {
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// Content must have '-moz-context-properties' set to the names of the
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// properties it wants to expose to images it links to.
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return;
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}
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Maybe<nscolor> fill, stroke;
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Maybe<float> fillOpacity, strokeOpacity;
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if ((style->mMozContextProperties.bits & StyleContextPropertyBits::FILL) &&
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style->mFill.kind.IsColor()) {
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fill = Some(style->mFill.kind.AsColor().CalcColor(aStyle));
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}
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if ((style->mMozContextProperties.bits & StyleContextPropertyBits::STROKE) &&
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style->mStroke.kind.IsColor()) {
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stroke = Some(style->mStroke.kind.AsColor().CalcColor(aStyle));
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}
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if ((style->mMozContextProperties.bits &
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StyleContextPropertyBits::FILL_OPACITY) &&
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style->mFillOpacity.IsOpacity()) {
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fillOpacity = Some(style->mFillOpacity.AsOpacity());
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}
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if ((style->mMozContextProperties.bits &
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StyleContextPropertyBits::STROKE_OPACITY) &&
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style->mStrokeOpacity.IsOpacity()) {
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strokeOpacity = Some(style->mStrokeOpacity.AsOpacity());
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}
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if (fill || stroke || fillOpacity || strokeOpacity) {
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aContext.mContextPaint =
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MakeRefPtr<SVGContextPaint>(fill, fillOpacity, stroke, strokeOpacity);
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}
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}
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/* static */
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void SVGImageContext::MaybeStoreContextPaint(SVGImageContext& aContext,
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nsISVGPaintContext* aPaintContext,
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imgIContainer* aImgContainer) {
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if (aImgContainer->GetType() != imgIContainer::TYPE_VECTOR ||
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!aPaintContext) {
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// Avoid this overhead for raster images.
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return;
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}
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nsCString value;
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float opacity;
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Maybe<nscolor> fill, stroke;
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Maybe<float> fillOpacity, strokeOpacity;
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if (NS_SUCCEEDED(aPaintContext->GetStrokeColor(value)) && !value.IsEmpty()) {
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nscolor color;
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if (ServoCSSParser::ComputeColor(nullptr, value, &color)) {
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stroke = Some(color);
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}
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}
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if (NS_SUCCEEDED(aPaintContext->GetFillColor(value)) && !value.IsEmpty()) {
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nscolor color;
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if (ServoCSSParser::ComputeColor(nullptr, value, &color)) {
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fill = Some(color);
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}
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}
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if (NS_SUCCEEDED(aPaintContext->GetStrokeOpacity(&opacity))) {
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strokeOpacity = Some(opacity);
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}
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if (NS_SUCCEEDED(aPaintContext->GetFillOpacity(&opacity))) {
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fillOpacity = Some(opacity);
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}
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if (stroke || fill || strokeOpacity || fillOpacity) {
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aContext.mContextPaint =
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MakeRefPtr<SVGContextPaint>(fill, fillOpacity, stroke, strokeOpacity);
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}
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}
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} // namespace mozilla
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