forked from mirrors/gecko-dev
117f562dcb
Differential Revision: https://phabricator.services.mozilla.com/D36807 --HG-- extra : moz-landing-system : lando
79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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/Preferences.h"
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#include "nsIFrame.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(Maybe<SVGImageContext>& aContext,
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nsIFrame* aFromFrame,
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imgIContainer* aImgContainer) {
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return MaybeStoreContextPaint(aContext, aFromFrame->Style(), aImgContainer);
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}
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/* static */
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void SVGImageContext::MaybeStoreContextPaint(Maybe<SVGImageContext>& aContext,
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ComputedStyle* aFromComputedStyle,
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imgIContainer* aImgContainer) {
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const nsStyleSVG* style = aFromComputedStyle->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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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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bool haveContextPaint = false;
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RefPtr<SVGEmbeddingContextPaint> contextPaint =
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new SVGEmbeddingContextPaint();
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if ((style->mMozContextProperties.bits & StyleContextPropertyBits_FILL) &&
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style->mFill.kind.IsColor()) {
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haveContextPaint = true;
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contextPaint->SetFill(
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style->mFill.kind.AsColor().CalcColor(*aFromComputedStyle));
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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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haveContextPaint = true;
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contextPaint->SetStroke(
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style->mStroke.kind.AsColor().CalcColor(*aFromComputedStyle));
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}
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if (style->mMozContextProperties.bits &
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StyleContextPropertyBits_FILL_OPACITY) {
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haveContextPaint = true;
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contextPaint->SetFillOpacity(style->mFillOpacity);
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}
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if (style->mMozContextProperties.bits &
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StyleContextPropertyBits_STROKE_OPACITY) {
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haveContextPaint = true;
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contextPaint->SetStrokeOpacity(style->mStrokeOpacity);
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}
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if (haveContextPaint) {
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if (!aContext) {
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aContext.emplace();
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}
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aContext->mContextPaint = contextPaint.forget();
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}
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}
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} // namespace mozilla
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