# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1597349113 -7200
# Node ID c54bc5bffd01b2ad09403dc74ca4608b983bfd04
# Parent  012ab2c1f23b34119af14b1b39438fde59de9ff4
software rendering

diff -r 012ab2c1f23b -r c54bc5bffd01 Applications/StoneWebViewer/WebAssembly/StoneModule/CMakeLists.txt
--- a/Applications/StoneWebViewer/WebAssembly/StoneModule/CMakeLists.txt	Thu Aug 13 21:00:55 2020 +0200
+++ b/Applications/StoneWebViewer/WebAssembly/StoneModule/CMakeLists.txt	Thu Aug 13 22:05:13 2020 +0200
@@ -51,6 +51,7 @@
 
 include_directories(
   ${ORTHANC_STONE_MODULE_PREFIX}/include
+  ${ORTHANC_STONE_MODULE_PREFIX}/include/cairo
   ${ORTHANC_STONE_MODULE_PREFIX}/include/orthanc-framework
   ${ORTHANC_STONE_MODULE_PREFIX}/include/orthanc-stone
   )
diff -r 012ab2c1f23b -r c54bc5bffd01 Applications/StoneWebViewer/WebAssembly/StoneWebViewer.cpp
--- a/Applications/StoneWebViewer/WebAssembly/StoneWebViewer.cpp	Thu Aug 13 21:00:55 2020 +0200
+++ b/Applications/StoneWebViewer/WebAssembly/StoneWebViewer.cpp	Thu Aug 13 22:05:13 2020 +0200
@@ -79,6 +79,7 @@
 #include <Toolbox/GeometryToolbox.h>
 #include <Toolbox/SortedFrames.h>
 #include <Viewport/WebGLViewport.h>
+#include <Viewport/WebAssemblyCairoViewport.h>
 
 #include <boost/make_shared.hpp>
 #include <stdio.h>
@@ -1222,7 +1223,7 @@
 
   std::unique_ptr<IObserver>                    observer_;
   OrthancStone::ILoadersContext&               context_;
-  boost::shared_ptr<OrthancStone::WebGLViewport>   viewport_;
+  boost::shared_ptr<OrthancStone::WebAssemblyViewport>   viewport_;
   boost::shared_ptr<OrthancStone::DicomResourcesLoader> loader_;
   OrthancStone::DicomSource                    source_;
   boost::shared_ptr<FramesCache>               cache_;  
@@ -1525,6 +1526,7 @@
     context_(context),
     source_(source),
     viewport_(OrthancStone::WebGLViewport::Create(canvas)),
+    //viewport_(OrthancStone::WebAssemblyCairoViewport::Create(canvas)),
     cache_(cache),
     fitNextContent_(true),
     isCtrlDown_(false)
diff -r 012ab2c1f23b -r c54bc5bffd01 OrthancStone/SharedLibrary/WebAssembly/CMakeLists.txt
--- a/OrthancStone/SharedLibrary/WebAssembly/CMakeLists.txt	Thu Aug 13 21:00:55 2020 +0200
+++ b/OrthancStone/SharedLibrary/WebAssembly/CMakeLists.txt	Thu Aug 13 22:05:13 2020 +0200
@@ -64,6 +64,7 @@
 set(SOURCES_WITH_EMSCRIPTEN_CALLBACKS
   ${ORTHANC_STONE_ROOT}/Sources/Oracle/WebAssemblyOracle.cpp
   ${ORTHANC_STONE_ROOT}/Sources/Viewport/WebAssemblyViewport.cpp
+  ${ORTHANC_STONE_ROOT}/Sources/Viewport/WebAssemblyCairoViewport.cpp
   )
 
 list(REMOVE_ITEM ORTHANC_STONE_SOURCES
@@ -139,6 +140,14 @@
   PATTERN "*.h"
   )
 
+file(
+  COPY ${CAIRO_SOURCES_DIR}/src/
+  DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/Include/cairo/
+  NO_SOURCE_PERMISSIONS
+  FILES_MATCHING
+  PATTERN "*.h"
+  )
+
 set(DCMTK_MODULES
   dcmdata
   config
@@ -170,6 +179,7 @@
 install(
   DIRECTORY
   ${CMAKE_CURRENT_BINARY_DIR}/Include/boost
+  ${CMAKE_CURRENT_BINARY_DIR}/Include/cairo
   ${CMAKE_CURRENT_BINARY_DIR}/Include/dcmtk
   ${CMAKE_CURRENT_BINARY_DIR}/Include/json
   ${CMAKE_CURRENT_BINARY_DIR}/Include/orthanc-framework
diff -r 012ab2c1f23b -r c54bc5bffd01 OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.cpp
--- a/OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.cpp	Thu Aug 13 21:00:55 2020 +0200
+++ b/OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.cpp	Thu Aug 13 22:05:13 2020 +0200
@@ -19,9 +19,15 @@
  **/
 
 
-#include "WebAssemblyCairoViewport.h"
-
-#include "../Scene2D/CairoCompositor.h"
+#if defined(ORTHANC_BUILDING_STONE_LIBRARY) && ORTHANC_BUILDING_STONE_LIBRARY == 1
+#  include "WebAssemblyCairoViewport.h"
+#  include "../Scene2D/CairoCompositor.h"
+#else
+// This is the case when using the WebAssembly side module, and this
+// source file must be compiled within the WebAssembly main module
+#  include <Viewport/WebAssemblyCairoViewport.h>
+#  include <Scene2D/CairoCompositor.h>
+#endif
 
 #include <Images/Image.h>
 
@@ -124,16 +130,25 @@
   }
 
 
-  WebAssemblyCairoViewport::WebAssemblyCairoViewport(
-    const std::string& canvasId) :
-    WebAssemblyViewport(canvasId)
+  WebAssemblyCairoViewport::WebAssemblyCairoViewport(const std::string& canvasId,
+                                                     bool enableEmscriptenMouseEvents) :
+    WebAssemblyViewport(canvasId,enableEmscriptenMouseEvents)
   {
     unsigned int width, height;
     GetCanvasSize(width, height);
-    emscripten_set_canvas_element_size(GetCanvasCssSelector().c_str(), 
-                                       width, 
-                                       height);
+    emscripten_set_canvas_element_size(GetCanvasCssSelector().c_str(), width, height);
 
     AcquireCompositor(new CairoCompositor(width, height));
   }
+  
+
+  boost::shared_ptr<WebAssemblyCairoViewport> WebAssemblyCairoViewport::Create(
+    const std::string& canvasId, bool enableEmscriptenMouseEvents)
+  {
+    boost::shared_ptr<WebAssemblyCairoViewport> that = boost::shared_ptr<WebAssemblyCairoViewport>(
+        new WebAssemblyCairoViewport(canvasId, enableEmscriptenMouseEvents));
+    
+    that->WebAssemblyViewport::PostConstructor();
+    return that;
+  }
 }
diff -r 012ab2c1f23b -r c54bc5bffd01 OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.h
--- a/OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.h	Thu Aug 13 21:00:55 2020 +0200
+++ b/OrthancStone/Sources/Viewport/WebAssemblyCairoViewport.h	Thu Aug 13 22:05:13 2020 +0200
@@ -33,6 +33,9 @@
     void GetCanvasSize(unsigned int& width,
                        unsigned int& height);
 
+    WebAssemblyCairoViewport(const std::string& canvasId,
+                             bool enableEmscriptenMouseEvents);
+
   protected:
     virtual void Paint(ICompositor& compositor,
                        ViewportController& controller) ORTHANC_OVERRIDE;
@@ -40,7 +43,8 @@
     virtual void UpdateSize(ICompositor& compositor) ORTHANC_OVERRIDE;
 
   public:
-    WebAssemblyCairoViewport(const std::string& canvasId);
+    static boost::shared_ptr<WebAssemblyCairoViewport> Create(const std::string& canvasId,
+                                                              bool enableEmscriptenMouseEvents = true);
 
     virtual ~WebAssemblyCairoViewport()
     {
diff -r 012ab2c1f23b -r c54bc5bffd01 OrthancStone/Sources/Viewport/WebGLViewport.h
--- a/OrthancStone/Sources/Viewport/WebGLViewport.h	Thu Aug 13 21:00:55 2020 +0200
+++ b/OrthancStone/Sources/Viewport/WebGLViewport.h	Thu Aug 13 22:05:13 2020 +0200
@@ -31,7 +31,8 @@
   private:
     OpenGL::WebAssemblyOpenGLContext  context_;
     
-    WebGLViewport(const std::string& canvasId, bool enableEmscriptenMouseEvents);
+    WebGLViewport(const std::string& canvasId,
+                  bool enableEmscriptenMouseEvents);
 
   protected:
     virtual void Paint(ICompositor& compositor,
@@ -43,7 +44,8 @@
     }
 
   public:
-    static boost::shared_ptr<WebGLViewport> Create(const std::string& canvasId, bool enableEmscriptenMouseEvents = true);
+    static boost::shared_ptr<WebGLViewport> Create(const std::string& canvasId,
+                                                   bool enableEmscriptenMouseEvents = true);
 
     virtual ~WebGLViewport();