Mercurial > hg > orthanc-stone
view Applications/Sdl/SdlCairoSurface.cpp @ 232:7d3b2c4f9ba1 am
don't cache hasUpdate_ since its not updated when we update the underlying hierarchy (i.e: when the child of a layout is a layout without child when it is added but childs are added later ...)
author | am@osimis.io |
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date | Fri, 15 Jun 2018 11:23:04 +0200 |
parents | f753a7e15a73 |
children | ce48c3b3b0e9 29a79b8c3d39 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2018 Osimis S.A., 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 "SdlCairoSurface.h" #if ORTHANC_ENABLE_SDL == 1 #include <Core/Logging.h> #include <Core/OrthancException.h> namespace OrthancStone { SdlCairoSurface::SdlCairoSurface(SdlWindow& window) : window_(window), sdlSurface_(NULL) { } SdlCairoSurface::~SdlCairoSurface() { if (sdlSurface_) { SDL_FreeSurface(sdlSurface_); } } void SdlCairoSurface::SetSize(unsigned int width, unsigned int height) { if (cairoSurface_.get() == NULL || cairoSurface_->GetWidth() != width || cairoSurface_->GetHeight() != height) { cairoSurface_.reset(new CairoSurface(width, height)); // TODO Big endian? static const uint32_t rmask = 0x00ff0000; static const uint32_t gmask = 0x0000ff00; static const uint32_t bmask = 0x000000ff; if (sdlSurface_) { SDL_FreeSurface(sdlSurface_); } sdlSurface_ = SDL_CreateRGBSurfaceFrom(cairoSurface_->GetBuffer(), width, height, 32, cairoSurface_->GetPitch(), rmask, gmask, bmask, 0); if (!sdlSurface_) { LOG(ERROR) << "Cannot create a SDL surface from a Cairo surface"; throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); } } } void SdlCairoSurface::Render(IViewport& viewport) { if (cairoSurface_.get() == NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } Orthanc::ImageAccessor target = cairoSurface_->GetAccessor(); if (viewport.Render(target)) { window_.Render(sdlSurface_); } } } #endif