diff Resources/Graveyard/Deprecated/Applications/Sdl/SdlOrthancSurface.cpp @ 1503:553084468225

moving /Deprecated/ to /Resources/Graveyard/Deprecated/
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 Jun 2020 11:38:13 +0200
parents Deprecated/Applications/Sdl/SdlOrthancSurface.cpp@ff8d2e46ac63
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/Graveyard/Deprecated/Applications/Sdl/SdlOrthancSurface.cpp	Tue Jun 30 11:38:13 2020 +0200
@@ -0,0 +1,108 @@
+/**
+ * Stone of Orthanc
+ * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ * Copyright (C) 2017-2020 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 "SdlOrthancSurface.h"
+
+#if ORTHANC_ENABLE_SDL == 1
+
+#include <Core/Logging.h>
+#include <Core/OrthancException.h>
+#include <Core/Images/Image.h>
+
+#include <SDL_render.h>
+
+namespace OrthancStone
+{
+  SdlOrthancSurface::SdlOrthancSurface(SdlWindow& window) :
+    window_(window),
+    sdlSurface_(NULL)
+  {
+  }
+
+
+  SdlOrthancSurface::~SdlOrthancSurface()
+  {
+    if (sdlSurface_)
+    {
+      SDL_FreeSurface(sdlSurface_);
+    }
+  }
+
+
+  void SdlOrthancSurface::SetSize(unsigned int width,
+                                  unsigned int height)
+  {
+    if (image_.get() == NULL ||
+        image_->GetWidth() != width ||
+        image_->GetHeight() != height)
+    {
+      image_.reset(new Orthanc::Image(Orthanc::PixelFormat_BGRA32, width, height, true));  // (*)
+
+      if (image_->GetPitch() != image_->GetWidth() * 4)
+      {
+        // This should have been ensured by setting "forceMinimalPitch" to "true" (*)
+        throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
+      }
+
+      // 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(image_->GetBuffer(), width, height, 32,
+                                             image_->GetPitch(), rmask, gmask, bmask, 0);
+      if (!sdlSurface_)
+      {
+        LOG(ERROR) << "Cannot create a SDL surface from a Orthanc surface";
+        throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
+      }
+    }
+  }
+
+
+  Orthanc::ImageAccessor& SdlOrthancSurface::GetImage()
+  {
+    if (image_.get() == NULL)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+
+    return *image_;
+  }
+
+
+  void SdlOrthancSurface::Render()
+  {
+    if (image_.get() == NULL)
+    {
+      throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
+    }
+
+    window_.Render(sdlSurface_);
+  }
+}
+
+#endif