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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkCanvas.h"
#include "SkMatrix.h"
#include "SkSVGNode.h"
#include "SkSVGRenderContext.h"
#include "SkSVGValue.h"
#include "SkTLazy.h"
SkSVGNode::SkSVGNode(SkSVGTag t) : fTag(t) { }
SkSVGNode::~SkSVGNode() { }
void SkSVGNode::render(const SkSVGRenderContext& ctx) const {
SkSVGRenderContext localContext(ctx);
if (this->onPrepareToRender(&localContext)) {
this->onRender(localContext);
}
}
bool SkSVGNode::asPaint(const SkSVGRenderContext& ctx, SkPaint* paint) const {
SkSVGRenderContext localContext(ctx);
return this->onPrepareToRender(&localContext) && this->onAsPaint(localContext, paint);
}
bool SkSVGNode::onPrepareToRender(SkSVGRenderContext* ctx) const {
ctx->applyPresentationAttributes(fPresentationAttributes);
return true;
}
void SkSVGNode::setAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
this->onSetAttribute(attr, v);
}
void SkSVGNode::setFill(const SkSVGPaint& svgPaint) {
fPresentationAttributes.fFill.set(svgPaint);
}
void SkSVGNode::setFillOpacity(const SkSVGNumberType& opacity) {
fPresentationAttributes.fFillOpacity.set(
SkSVGNumberType(SkTPin<SkScalar>(opacity.value(), 0, 1)));
}
void SkSVGNode::setOpacity(const SkSVGNumberType& opacity) {
fPresentationAttributes.fOpacity.set(
SkSVGNumberType(SkTPin<SkScalar>(opacity.value(), 0, 1)));
}
void SkSVGNode::setStroke(const SkSVGPaint& svgPaint) {
fPresentationAttributes.fStroke.set(svgPaint);
}
void SkSVGNode::setStrokeOpacity(const SkSVGNumberType& opacity) {
fPresentationAttributes.fStrokeOpacity.set(
SkSVGNumberType(SkTPin<SkScalar>(opacity.value(), 0, 1)));
}
void SkSVGNode::setStrokeWidth(const SkSVGLength& strokeWidth) {
fPresentationAttributes.fStrokeWidth.set(strokeWidth);
}
void SkSVGNode::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
switch (attr) {
case SkSVGAttribute::kFill:
if (const SkSVGPaintValue* paint = v.as<SkSVGPaintValue>()) {
this->setFill(*paint);
}
break;
case SkSVGAttribute::kFillOpacity:
if (const SkSVGNumberValue* opacity = v.as<SkSVGNumberValue>()) {
this->setFillOpacity(*opacity);
}
break;
case SkSVGAttribute::kOpacity:
if (const SkSVGNumberValue* opacity = v.as<SkSVGNumberValue>()) {
this->setOpacity(*opacity);
}
break;
case SkSVGAttribute::kStroke:
if (const SkSVGPaintValue* paint = v.as<SkSVGPaintValue>()) {
this->setStroke(*paint);
}
break;
case SkSVGAttribute::kStrokeOpacity:
if (const SkSVGNumberValue* opacity = v.as<SkSVGNumberValue>()) {
this->setStrokeOpacity(*opacity);
}
break;
case SkSVGAttribute::kStrokeLineCap:
if (const SkSVGLineCapValue* lineCap = v.as<SkSVGLineCapValue>()) {
fPresentationAttributes.fStrokeLineCap.set(*lineCap);
}
break;
case SkSVGAttribute::kStrokeLineJoin:
if (const SkSVGLineJoinValue* lineJoin = v.as<SkSVGLineJoinValue>()) {
fPresentationAttributes.fStrokeLineJoin.set(*lineJoin);
}
break;
case SkSVGAttribute::kStrokeWidth:
if (const SkSVGLengthValue* strokeWidth = v.as<SkSVGLengthValue>()) {
this->setStrokeWidth(*strokeWidth);
}
break;
default:
SkDebugf("attribute ID <%d> ignored for node <%d>\n", attr, fTag);
break;
}
}
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