integrating cairo outputdev

CMakeLists.txt

@@ -20,6 +20,16 @@ include_directories(${POPPLER_INCLUDE_DIRS})
 link_directories(${POPPLER_LIBRARY_DIRS})
 set(PDF2HTMLEX_LIBS ${PDF2HTMLEX_LIBS} ${POPPLER_LIBRARIES})
 
+find_path(CAIRO_OUTPUTDEV_INCLUDE_PATH CairoOutputDev.h PATHS
+    ${POPPLER_INCLUDE_DIRS} NO_DEFAULT_PATH)
+if(CAIRO_OUTPUTDEV_INCLUDE_PATH)
+    message("Found CairoOutputDev.h: ${POPPLER_INCLUDE_DIRS}/CairoOutputDev.h")
+    set(HAVE_CAIRO 1)
+else()
+    set(HAVE_CAIRO 0)
+endif()
+    
+
 # fontforge starts using pkg-config 'correctly' since 2.0.0
 pkg_check_modules(FONTFORGE libfontforge>=2.0.0)
 if(FONTFORGE_FOUND)
@@ -134,7 +144,10 @@ add_executable(pdf2htmlEX
     src/include/ffw.h
     src/ffw.c
     src/include/BackgroundRenderer.h 
-    src/BackgroundRenderer.cc 
+    src/include/SplashBackgroundRenderer.h 
+    src/SplashBackgroundRenderer.cc 
+    src/include/CairoBackgroundRenderer.h 
+    src/CairoBackgroundRenderer.cc 
     src/include/Preprocessor.h
     src/Preprocessor.cc
     src/include/util.h

src/include/CairoBackgroundRenderer.h

@@ -0,0 +1,37 @@
+/*
+ * Splash Background renderer
+ * Render all those things not supported as Image, with Splash
+ *
+ * Copyright (C) 2012 Lu Wang <coolwanglu@gmail.com>
+ */
+
+
+#ifndef SPLASH_BACKGROUND_RENDERER_H__
+#define SPLASH_BACKGROUND_RENDERER_H__
+
+#include <splash/SplashBitmap.h>
+#include <SplashOutputDev.h>
+
+namespace pdf2htmlEX {
+
+// Based on BackgroundRenderer from poppler
+class SplashBackgroundRenderer : public SplashOutputDev 
+{
+public:
+  static const SplashColor white;
+
+  SplashBackgroundRenderer()
+      :SplashOutputDev(splashModeRGB8, 4, gFalse, (SplashColorPtr)&white, gTrue, gTrue)
+  { }
+
+  virtual ~SplashBackgroundRenderer() { }
+  
+  virtual void drawChar(GfxState *state, double x, double y,
+      double dx, double dy,
+      double originX, double originY,
+      CharCode code, int nBytes, Unicode *u, int uLen);
+};
+
+}
+
+#endif //SPLASH_BACKGROUND_RENDERER_H__

src/include/SplashBackgroundRenderer.h

@@ -0,0 +1,38 @@
+/*
+ * Splash Background renderer
+ * Render all those things not supported as Image, with Splash
+ *
+ * by WangLu
+ * 2012.08.06
+ */
+
+
+#ifndef BACKGROUND_RENDERER_H__
+#define BACKGROUND_RENDERER_H__
+
+#include <splash/SplashBitmap.h>
+#include <SplashOutputDev.h>
+
+namespace pdf2htmlEX {
+
+// Based on BackgroundRenderer from poppler
+class SplashBackgroundRenderer : public SplashOutputDev 
+{
+public:
+  SplashBackgroundRenderer()
+  { 
+      SplashColor color;
+      color[0] = color[1] = color[2] = 255;
+      SplashOutputDev(splashModeRGB8, 4, gFlase, color, gTrue, gTrue)`
+  }
+  virtual ~BackgroundRenderer() { }
+  
+  virtual void drawChar(GfxState *state, double x, double y,
+      double dx, double dy,
+      double originX, double originY,
+      CharCode code, int nBytes, Unicode *u, int uLen);
+};
+
+}
+
+#endif //BACKGROUND_RENDERER_H__