canvas: replace boost::function with std::function

Change-Id: Ia3644bc0d9db2159aa4e9f05ca2f36e60b63e6f4

canvas/source/opengl/ogl_canvashelper.cxx

@@ -37,6 +37,7 @@
 #include <GL/glew.h>
 
 #include <boost/bind.hpp>
+#include <boost/function.hpp>
 
 #include <memory>
 

canvas/source/opengl/ogl_spritedevicehelper.cxx

@@ -297,7 +297,7 @@ namespace oglcanvas
                   SpriteComparator());
         std::for_each(aSprites.begin(),
                       aSprites.end(),
-                      boost::mem_fn(&CanvasCustomSprite::renderSprite));
+                      std::mem_fn(&CanvasCustomSprite::renderSprite));
 
 
         // frame counter, other info

canvas/source/simplecanvas/simplecanvasimpl.cxx

@@ -38,6 +38,7 @@
 #include <canvas/canvastools.hxx>
 
 #include <boost/bind.hpp>
+#include <boost/function.hpp>
 
 #define SERVICE_NAME "com.sun.star.rendering.SimpleCanvas"
 

canvas/source/tools/propertysethelper.cxx

@@ -110,7 +110,7 @@ namespace canvas
             throwUnknown( aPropertyName );
         }
 
-        if( aCallbacks.setter.empty() )
+        if (!aCallbacks.setter)
             throwVeto( aPropertyName );
 
         aCallbacks.setter(aValue);
@@ -126,7 +126,7 @@ namespace canvas
             throwUnknown( aPropertyName );
         }
 
-        if( !aCallbacks.getter.empty() )
+        if (aCallbacks.getter)
             return aCallbacks.getter();
 
         // TODO(Q1): subtlety, empty getter method silently returns

include/canvas/propertysethelper.hxx

@@ -24,7 +24,7 @@
 #include <com/sun/star/beans/XPropertySet.hpp>
 #include <canvas/canvastools.hxx>
 
-#include <boost/function.hpp>
+#include <functional>
 #include <vector>
 #include <memory>
 
@@ -50,8 +50,8 @@ namespace canvas
     class CANVASTOOLS_DLLPUBLIC PropertySetHelper
     {
     public:
-        typedef boost::function0< ::com::sun::star::uno::Any >            GetterType;
-        typedef boost::function1<void, const ::com::sun::star::uno::Any&> SetterType;
+        typedef std::function<::com::sun::star::uno::Any ()> GetterType;
+        typedef std::function<void (const ::com::sun::star::uno::Any&)> SetterType;
         struct Callbacks
         {
             GetterType getter;