1 /* 2 * Copyright 2020 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "include/effects/SkImageFilters.h" 9 #include "modules/svg/include/SkSVGFeFlood.h" 10 #include "modules/svg/include/SkSVGFilterContext.h" 11 #include "modules/svg/include/SkSVGRenderContext.h" 12 #include "modules/svg/include/SkSVGValue.h" 13 resolveFloodColor(const SkSVGRenderContext & ctx) const14SkColor SkSVGFeFlood::resolveFloodColor(const SkSVGRenderContext& ctx) const { 15 const auto floodColor = this->getFloodColor(); 16 const auto floodOpacity = this->getFloodOpacity(); 17 // Uninherited presentation attributes should have a concrete value by now. 18 if (!floodColor.isValue() || !floodOpacity.isValue()) { 19 SkDebugf("unhandled: flood-color or flood-opacity has no value\n"); 20 return SK_ColorBLACK; 21 } 22 23 const SkColor color = ctx.resolveSvgColor(*floodColor); 24 return SkColorSetA(color, SkScalarRoundToInt(*floodOpacity * 255)); 25 } 26 onMakeImageFilter(const SkSVGRenderContext & ctx,const SkSVGFilterContext & fctx) const27sk_sp<SkImageFilter> SkSVGFeFlood::onMakeImageFilter(const SkSVGRenderContext& ctx, 28 const SkSVGFilterContext& fctx) const { 29 return SkImageFilters::Shader(SkShaders::Color(resolveFloodColor(ctx)), 30 this->resolveFilterSubregion(ctx, fctx)); 31 } 32