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