131 lines
3.8 KiB
C++
131 lines
3.8 KiB
C++
/*
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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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#include "vector_vdrawable.h"
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#include "vector_vdasher.h"
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#include "vector_vraster.h"
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VDrawable::VDrawable(VDrawable::Type type)
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{
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setType(type);
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}
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VDrawable::~VDrawable() noexcept
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{
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if (mStrokeInfo) {
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if (mType == Type::StrokeWithDash) {
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delete static_cast<StrokeWithDashInfo *>(mStrokeInfo);
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} else {
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delete mStrokeInfo;
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}
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}
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}
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void VDrawable::setType(VDrawable::Type type)
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{
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mType = type;
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if (mType == VDrawable::Type::Stroke) {
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mStrokeInfo = new StrokeInfo();
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} else if (mType == VDrawable::Type::StrokeWithDash) {
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mStrokeInfo = new StrokeWithDashInfo();
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}
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}
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void VDrawable::applyDashOp()
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{
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if (mStrokeInfo && (mType == Type::StrokeWithDash)) {
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auto obj = static_cast<StrokeWithDashInfo *>(mStrokeInfo);
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if (!obj->mDash.empty()) {
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VDasher dasher(obj->mDash.data(), obj->mDash.size());
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mPath.clone(dasher.dashed(mPath));
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}
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}
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}
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void VDrawable::preprocess(const VRect &clip)
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{
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if (mFlag & (DirtyState::Path)) {
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if (mType == Type::Fill) {
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mRasterizer.rasterize(std::move(mPath), mFillRule, clip);
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} else {
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applyDashOp();
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mRasterizer.rasterize(std::move(mPath), mStrokeInfo->cap, mStrokeInfo->join,
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mStrokeInfo->width, mStrokeInfo->miterLimit, clip);
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}
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mPath = {};
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mFlag &= ~DirtyFlag(DirtyState::Path);
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}
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}
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VRle VDrawable::rle()
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{
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return mRasterizer.rle();
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}
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void VDrawable::setStrokeInfo(CapStyle cap, JoinStyle join, float miterLimit,
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float strokeWidth)
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{
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assert(mStrokeInfo);
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if ((mStrokeInfo->cap == cap) && (mStrokeInfo->join == join) &&
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vCompare(mStrokeInfo->miterLimit, miterLimit) &&
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vCompare(mStrokeInfo->width, strokeWidth))
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return;
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mStrokeInfo->cap = cap;
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mStrokeInfo->join = join;
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mStrokeInfo->miterLimit = miterLimit;
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mStrokeInfo->width = strokeWidth;
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mFlag |= DirtyState::Path;
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}
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void VDrawable::setDashInfo(std::vector<float> &dashInfo)
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{
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assert(mStrokeInfo);
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assert(mType == VDrawable::Type::StrokeWithDash);
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auto obj = static_cast<StrokeWithDashInfo *>(mStrokeInfo);
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bool hasChanged = false;
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if (obj->mDash.size() == dashInfo.size()) {
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for (uint i = 0; i < dashInfo.size(); ++i) {
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if (!vCompare(obj->mDash[i], dashInfo[i])) {
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hasChanged = true;
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break;
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}
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}
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} else {
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hasChanged = true;
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}
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if (!hasChanged) return;
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obj->mDash = dashInfo;
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mFlag |= DirtyState::Path;
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}
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void VDrawable::setPath(const VPath &path)
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{
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mPath = path;
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mFlag |= DirtyState::Path;
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}
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