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matterbridge/vendor/github.com/Benau/go_rlottie/vector_vdasher.h

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/*
* Copyright (c) 2020 Samsung Electronics Co., Ltd. All rights reserved.
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef VDASHER_H
#define VDASHER_H
#include "vector_vpath.h"
V_BEGIN_NAMESPACE
class VDasher {
public:
VDasher(const float *dashArray, size_t size);
VPath dashed(const VPath &path);
void dashed(const VPath &path, VPath &result);
private:
void moveTo(const VPointF &p);
void lineTo(const VPointF &p);
void cubicTo(const VPointF &cp1, const VPointF &cp2, const VPointF &e);
void close();
void addLine(const VPointF &p);
void addCubic(const VPointF &cp1, const VPointF &cp2, const VPointF &e);
void updateActiveSegment();
private:
void dashHelper(const VPath &path, VPath &result);
struct Dash {
float length;
float gap;
};
const VDasher::Dash *mDashArray;
size_t mArraySize{0};
VPointF mCurPt;
size_t mIndex{0}; /* index to the dash Array */
float mCurrentLength;
float mDashOffset{0};
VPath *mResult{nullptr};
bool mDiscard{false};
bool mStartNewSegment{true};
bool mNoLength{true};
bool mNoGap{true};
};
V_END_NAMESPACE
#endif // VDASHER_H