diff options
Diffstat (limited to 'thirdparty/thorvg/src/renderer/tvgFill.cpp')
| -rw-r--r-- | thirdparty/thorvg/src/renderer/tvgFill.cpp | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/thirdparty/thorvg/src/renderer/tvgFill.cpp b/thirdparty/thorvg/src/renderer/tvgFill.cpp new file mode 100644 index 0000000000..9215882c8d --- /dev/null +++ b/thirdparty/thorvg/src/renderer/tvgFill.cpp @@ -0,0 +1,250 @@ +/* + * Copyright (c) 2020 - 2023 the ThorVG project. 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. + */ + +#include "tvgFill.h" + +/************************************************************************/ +/* Internal Class Implementation */ +/************************************************************************/ + +Fill* RadialGradient::Impl::duplicate() +{ + auto ret = RadialGradient::gen(); + if (!ret) return nullptr; + + ret->pImpl->cx = cx; + ret->pImpl->cy = cy; + ret->pImpl->r = r; + ret->pImpl->fx = fx; + ret->pImpl->fy = fy; + ret->pImpl->fr = fr; + + return ret.release(); +} + + +Result RadialGradient::Impl::radial(float cx, float cy, float r, float fx, float fy, float fr) +{ + if (r < 0 || fr < 0) return Result::InvalidArguments; + + this->cx = cx; + this->cy = cy; + this->r = r; + this->fx = fx; + this->fy = fy; + this->fr = fr; + + return Result::Success; +}; + + +Fill* LinearGradient::Impl::duplicate() +{ + auto ret = LinearGradient::gen(); + if (!ret) return nullptr; + + ret->pImpl->x1 = x1; + ret->pImpl->y1 = y1; + ret->pImpl->x2 = x2; + ret->pImpl->y2 = y2; + + return ret.release(); +}; + + +/************************************************************************/ +/* External Class Implementation */ +/************************************************************************/ + +Fill::Fill():pImpl(new Impl()) +{ +} + + +Fill::~Fill() +{ + delete(pImpl); +} + + +Result Fill::colorStops(const ColorStop* colorStops, uint32_t cnt) noexcept +{ + if ((!colorStops && cnt > 0) || (colorStops && cnt == 0)) return Result::InvalidArguments; + + if (cnt == 0) { + if (pImpl->colorStops) { + free(pImpl->colorStops); + pImpl->colorStops = nullptr; + pImpl->cnt = 0; + } + return Result::Success; + } + + if (pImpl->cnt != cnt) { + pImpl->colorStops = static_cast<ColorStop*>(realloc(pImpl->colorStops, cnt * sizeof(ColorStop))); + } + + pImpl->cnt = cnt; + memcpy(pImpl->colorStops, colorStops, cnt * sizeof(ColorStop)); + + return Result::Success; +} + + +uint32_t Fill::colorStops(const ColorStop** colorStops) const noexcept +{ + if (colorStops) *colorStops = pImpl->colorStops; + + return pImpl->cnt; +} + + +Result Fill::spread(FillSpread s) noexcept +{ + pImpl->spread = s; + + return Result::Success; +} + + +FillSpread Fill::spread() const noexcept +{ + return pImpl->spread; +} + + +Result Fill::transform(const Matrix& m) noexcept +{ + if (!pImpl->transform) { + pImpl->transform = static_cast<Matrix*>(malloc(sizeof(Matrix))); + } + *pImpl->transform = m; + return Result::Success; +} + + +Matrix Fill::transform() const noexcept +{ + if (pImpl->transform) return *pImpl->transform; + return {1, 0, 0, 0, 1, 0, 0, 0, 1}; +} + + +Fill* Fill::duplicate() const noexcept +{ + return pImpl->duplicate(); +} + + +uint32_t Fill::identifier() const noexcept +{ + return pImpl->id; +} + + +RadialGradient::RadialGradient():pImpl(new Impl()) +{ + Fill::pImpl->id = TVG_CLASS_ID_RADIAL; + Fill::pImpl->method(new FillDup<RadialGradient::Impl>(pImpl)); +} + + +RadialGradient::~RadialGradient() +{ + delete(pImpl); +} + + +Result RadialGradient::radial(float cx, float cy, float r) noexcept +{ + return pImpl->radial(cx, cy, r, cx, cy, 0.0f); +} + + +Result RadialGradient::radial(float* cx, float* cy, float* r) const noexcept +{ + if (cx) *cx = pImpl->cx; + if (cy) *cy = pImpl->cy; + if (r) *r = pImpl->r; + + return Result::Success; +} + + +unique_ptr<RadialGradient> RadialGradient::gen() noexcept +{ + return unique_ptr<RadialGradient>(new RadialGradient); +} + + +uint32_t RadialGradient::identifier() noexcept +{ + return TVG_CLASS_ID_RADIAL; +} + + +LinearGradient::LinearGradient():pImpl(new Impl()) +{ + Fill::pImpl->id = TVG_CLASS_ID_LINEAR; + Fill::pImpl->method(new FillDup<LinearGradient::Impl>(pImpl)); +} + + +LinearGradient::~LinearGradient() +{ + delete(pImpl); +} + + +Result LinearGradient::linear(float x1, float y1, float x2, float y2) noexcept +{ + pImpl->x1 = x1; + pImpl->y1 = y1; + pImpl->x2 = x2; + pImpl->y2 = y2; + + return Result::Success; +} + + +Result LinearGradient::linear(float* x1, float* y1, float* x2, float* y2) const noexcept +{ + if (x1) *x1 = pImpl->x1; + if (x2) *x2 = pImpl->x2; + if (y1) *y1 = pImpl->y1; + if (y2) *y2 = pImpl->y2; + + return Result::Success; +} + + +unique_ptr<LinearGradient> LinearGradient::gen() noexcept +{ + return unique_ptr<LinearGradient>(new LinearGradient); +} + + +uint32_t LinearGradient::identifier() noexcept +{ + return TVG_CLASS_ID_LINEAR; +} + |