Mercurial > hg > orthanc-stone
diff Applications/Sdl/SdlWindow.cpp @ 51:b340879da9bd
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Thu, 27 Apr 2017 14:50:20 +0200 |
parents | Framework/Applications/Sdl/SdlWindow.cpp@28956ed68280 |
children | ea377c770ef4 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Applications/Sdl/SdlWindow.cpp Thu Apr 27 14:50:20 2017 +0200 @@ -0,0 +1,150 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017 Osimis, Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "SdlWindow.h" + +#if ORTHANC_ENABLE_SDL == 1 + +#include "../../../Resources/Orthanc/Core/Logging.h" +#include "../../../Resources/Orthanc/Core/OrthancException.h" + +namespace OrthancStone +{ + SdlWindow::SdlWindow(const char* title, + unsigned int width, + unsigned int height, + bool enableOpenGl) : + maximized_(false) + { + // TODO Understand why, with SDL_WINDOW_OPENGL + MinGW32 + Release + // build mode, the application crashes whenever the SDL window is + // resized or maximized + + uint32_t windowFlags, rendererFlags; + if (enableOpenGl) + { + windowFlags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE; + rendererFlags = SDL_RENDERER_ACCELERATED; + } + else + { + windowFlags = SDL_WINDOW_RESIZABLE; + rendererFlags = SDL_RENDERER_SOFTWARE; + } + + window_ = SDL_CreateWindow(title, + SDL_WINDOWPOS_UNDEFINED, + SDL_WINDOWPOS_UNDEFINED, + width, height, windowFlags); + + if (window_ == NULL) + { + LOG(ERROR) << "Cannot create the SDL window: " << SDL_GetError(); + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + + renderer_ = SDL_CreateRenderer(window_, -1, rendererFlags); + if (!renderer_) + { + LOG(ERROR) << "Cannot create the SDL renderer: " << SDL_GetError(); + SDL_DestroyWindow(window_); + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + } + + + SdlWindow::~SdlWindow() + { + if (renderer_ != NULL) + { + SDL_DestroyRenderer(renderer_); + } + + if (window_ != NULL) + { + SDL_DestroyWindow(window_); + } + } + + + unsigned int SdlWindow::GetWidth() const + { + int w = -1; + SDL_GetWindowSize(window_, &w, NULL); + + if (w < 0) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + else + { + return static_cast<unsigned int>(w); + } + } + + + unsigned int SdlWindow::GetHeight() const + { + int h = -1; + SDL_GetWindowSize(window_, NULL, &h); + + if (h < 0) + { + throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); + } + else + { + return static_cast<unsigned int>(h); + } + } + + + void SdlWindow::Render(SDL_Surface* surface) + { + //SDL_RenderClear(renderer_); + + SDL_Texture *texture = SDL_CreateTextureFromSurface(renderer_, surface); + if (texture != NULL) + { + SDL_RenderCopy(renderer_, texture, NULL, NULL); + SDL_DestroyTexture(texture); + } + + SDL_RenderPresent(renderer_); + } + + + void SdlWindow::ToggleMaximize() + { + if (maximized_) + { + SDL_RestoreWindow(window_); + maximized_ = false; + } + else + { + SDL_MaximizeWindow(window_); + maximized_ = true; + } + } +} + +#endif