mirror of
https://github.com/thorvg/thorvg.git
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86 lines
No EOL
2.2 KiB
C++
86 lines
No EOL
2.2 KiB
C++
/*
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* Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#ifndef _TVG_LINEAR_GRADIENT_CPP_
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#define _TVG_LINEAR_GRADIENT_CPP_
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#include "tvgCommon.h"
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/************************************************************************/
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/* Internal Class Implementation */
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/************************************************************************/
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struct LinearGradient::Impl
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{
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float x1, y1, x2, y2;
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};
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/************************************************************************/
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/* External Class Implementation */
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/************************************************************************/
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LinearGradient::LinearGradient():pImpl(make_unique<Impl>())
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{
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id = FILL_ID_LINEAR;
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}
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LinearGradient::~LinearGradient()
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{
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}
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Result LinearGradient::linear(float x1, float y1, float x2, float y2) noexcept
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{
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if (fabsf(x2 - x1) < FLT_EPSILON && fabsf(y2 - y1) < FLT_EPSILON)
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return Result::InvalidArguments;
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auto impl = pImpl.get();
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if (!impl) return Result::MemoryCorruption;
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impl->x1 = x1;
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impl->y1 = y1;
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impl->x2 = x2;
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impl->y2 = y2;
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return Result::Success;
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}
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Result LinearGradient::linear(float* x1, float* y1, float* x2, float* y2) const noexcept
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{
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auto impl = pImpl.get();
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if (!impl) return Result::MemoryCorruption;
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if (x1) *x1 = impl->x1;
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if (x2) *x2 = impl->x2;
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if (y1) *y1 = impl->y1;
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if (y2) *y2 = impl->y2;
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return Result::Success;
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}
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unique_ptr<LinearGradient> LinearGradient::gen() noexcept
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{
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auto fill = unique_ptr<LinearGradient>(new LinearGradient);
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assert(fill);
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return fill;
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}
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#endif /* _TVG_LINEAR_GRADIENT_CPP_ */ |