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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef REVEALCLIP_H
#define REVEALCLIP_H
#include <SkPath.h>
#include "Rect.h"
namespace android {
namespace uirenderer {
class RevealClip {
public:
RevealClip()
: mShouldClip(false)
, mX(0)
, mY(0)
, mRadius(0) {}
void set(bool shouldClip, float x, float y, float radius) {
mShouldClip = shouldClip;
mX = x;
mY = y;
mRadius = radius;
mPath.rewind();
if (mShouldClip) {
mPath.addCircle(x, y, radius);
}
}
bool willClip() const {
return mShouldClip;
}
void getBounds(Rect* outBounds) const {
outBounds->set(mX - mRadius, mY - mRadius,
mX + mRadius, mY + mRadius);
}
float getRadius() const { return mRadius; }
const SkPath* getPath() const {
if (!mShouldClip) return NULL;
return &mPath;
}
private:
bool mShouldClip;
float mX;
float mY;
float mRadius;
SkPath mPath;
};
} /* namespace uirenderer */
} /* namespace android */
#endif /* REVEALCLIP_H */