2 * Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef _TVG_LINEAR_GRADIENT_CPP_
18 #define _TVG_LINEAR_GRADIENT_CPP_
20 #include "tvgCommon.h"
22 /************************************************************************/
23 /* Internal Class Implementation */
24 /************************************************************************/
26 struct LinearGradient::Impl
32 /************************************************************************/
33 /* External Class Implementation */
34 /************************************************************************/
36 LinearGradient::LinearGradient():pImpl(make_unique<Impl>())
42 LinearGradient::~LinearGradient()
47 Result LinearGradient::linear(float x1, float y1, float x2, float y2) noexcept
49 if (fabsf(x2 - x1) < FLT_EPSILON && fabsf(y2 - y1) < FLT_EPSILON)
50 return Result::InvalidArguments;
57 return Result::Success;
61 Result LinearGradient::linear(float* x1, float* y1, float* x2, float* y2) const noexcept
63 if (x1) *x1 = IMPL->x1;
64 if (x2) *x2 = IMPL->x2;
65 if (y1) *y1 = IMPL->y1;
66 if (y2) *y2 = IMPL->y2;
68 return Result::Success;
72 unique_ptr<LinearGradient> LinearGradient::gen() noexcept
74 auto fill = unique_ptr<LinearGradient>(new LinearGradient);
80 #endif /* _TVG_LINEAR_GRADIENT_CPP_ */