You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
81 lines
2.2 KiB
81 lines
2.2 KiB
4 months ago
|
/*
|
||
|
|
* 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 "SkSVGEllipse.h"
|
||
|
|
#include "SkSVGRenderContext.h"
|
||
|
|
#include "SkSVGValue.h"
|
||
|
|
|
||
|
|
SkSVGEllipse::SkSVGEllipse() : INHERITED(SkSVGTag::kEllipse) {}
|
||
|
|
|
||
|
|
void SkSVGEllipse::setCx(const SkSVGLength& cx) {
|
||
|
|
fCx = cx;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SkSVGEllipse::setCy(const SkSVGLength& cy) {
|
||
|
|
fCy = cy;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SkSVGEllipse::setRx(const SkSVGLength& rx) {
|
||
|
|
fRx = rx;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SkSVGEllipse::setRy(const SkSVGLength& ry) {
|
||
|
|
fRy = ry;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SkSVGEllipse::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
|
||
|
|
switch (attr) {
|
||
|
|
case SkSVGAttribute::kCx:
|
||
|
|
if (const auto* cx = v.as<SkSVGLengthValue>()) {
|
||
|
|
this->setCx(*cx);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case SkSVGAttribute::kCy:
|
||
|
|
if (const auto* cy = v.as<SkSVGLengthValue>()) {
|
||
|
|
this->setCy(*cy);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case SkSVGAttribute::kRx:
|
||
|
|
if (const auto* rx = v.as<SkSVGLengthValue>()) {
|
||
|
|
this->setRx(*rx);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case SkSVGAttribute::kRy:
|
||
|
|
if (const auto* ry = v.as<SkSVGLengthValue>()) {
|
||
|
|
this->setRy(*ry);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
this->INHERITED::onSetAttribute(attr, v);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SkRect SkSVGEllipse::resolve(const SkSVGLengthContext& lctx) const {
|
||
|
|
const auto cx = lctx.resolve(fCx, SkSVGLengthContext::LengthType::kHorizontal);
|
||
|
|
const auto cy = lctx.resolve(fCy, SkSVGLengthContext::LengthType::kVertical);
|
||
|
|
const auto rx = lctx.resolve(fRx, SkSVGLengthContext::LengthType::kHorizontal);
|
||
|
|
const auto ry = lctx.resolve(fRy, SkSVGLengthContext::LengthType::kVertical);
|
||
|
|
|
||
|
|
return (rx > 0 && ry > 0)
|
||
|
|
? SkRect::MakeXYWH(cx - rx, cy - ry, rx * 2, ry * 2)
|
||
|
|
: SkRect::MakeEmpty();
|
||
|
|
}
|
||
|
|
|
||
|
|
void SkSVGEllipse::onDraw(SkCanvas* canvas, const SkSVGLengthContext& lctx,
|
||
|
|
const SkPaint& paint, SkPath::FillType) const {
|
||
|
|
canvas->drawOval(this->resolve(lctx), paint);
|
||
|
|
}
|
||
|
|
|
||
|
|
SkPath SkSVGEllipse::onAsPath(const SkSVGRenderContext& ctx) const {
|
||
|
|
SkPath path;
|
||
|
|
path.addOval(this->resolve(ctx.lengthContext()));
|
||
|
|
this->mapToParent(&path);
|
||
|
|
|
||
|
|
return path;
|
||
|
|
}
|