thorvg/src/lib/tvgSceneImpl.h
Hermet Park 87fbff63cb common: code refactoring.
revise duplicate() approach with stategy pattern.
2020-09-18 12:22:28 +09:00

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No EOL
2.9 KiB
C

/*
* Copyright (c) 2020 Samsung Electronics Co., Ltd. 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.
*/
#ifndef _TVG_SCENE_IMPL_H_
#define _TVG_SCENE_IMPL_H_
#include "tvgCommon.h"
/************************************************************************/
/* Internal Class Implementation */
/************************************************************************/
struct Scene::Impl
{
vector<Paint*> paints;
bool dispose(RenderMethod& renderer)
{
for (auto paint : paints) {
paint->IMPL->dispose(renderer);
delete(paint);
}
paints.clear();
return true;
}
bool update(RenderMethod &renderer, const RenderTransform* transform, RenderUpdateFlag flag)
{
for(auto paint: paints) {
if (!paint->IMPL->update(renderer, transform, static_cast<uint32_t>(flag))) return false;
}
return true;
}
bool render(RenderMethod &renderer)
{
for(auto paint: paints) {
if(!paint->IMPL->render(renderer)) return false;
}
return true;
}
bool bounds(float* px, float* py, float* pw, float* ph)
{
auto x = FLT_MAX;
auto y = FLT_MAX;
auto w = 0.0f;
auto h = 0.0f;
for(auto paint: paints) {
auto x2 = FLT_MAX;
auto y2 = FLT_MAX;
auto w2 = 0.0f;
auto h2 = 0.0f;
if (paint->IMPL->bounds(&x2, &y2, &w2, &h2)) return false;
//Merge regions
if (x2 < x) x = x2;
if (x + w < x2 + w2) w = (x2 + w2) - x;
if (y2 < y) y = x2;
if (y + h < y2 + h2) h = (y2 + h2) - y;
}
if (px) *px = x;
if (py) *py = y;
if (pw) *pw = w;
if (ph) *ph = h;
return true;
}
unique_ptr<Paint> duplicate()
{
//TODO:
return nullptr;
}
};
#endif //_TVG_SCENE_IMPL_H_