convert SpriteChangeRecord::ChangeType to scoped enum

Change-Id: I29696f37a023317bdaa8f53d753ccaeb8e68a3c2

canvas/source/tools/spriteredrawmanager.cxx

@@ -60,7 +60,7 @@ namespace canvas
                 {
                     switch( rSpriteRecord.meChangeType )
                     {
-                        case SpriteRedrawManager::SpriteChangeRecord::move:
+                        case SpriteRedrawManager::SpriteChangeRecord::ChangeType::move:
                             if( !mbIsMove )
                             {
                                 // no move yet - this must be the first one
@@ -73,7 +73,7 @@ namespace canvas
                             maMoveEndArea   = rSpriteRecord.maUpdateArea;
                             break;
 
-                        case SpriteRedrawManager::SpriteChangeRecord::update:
+                        case SpriteRedrawManager::SpriteChangeRecord::ChangeType::update:
                             // update end update area of the
                             // sprite. Thus, every update() action
                             // _after_ the last move will correctly

include/canvas/spriteredrawmanager.hxx

@@ -143,10 +143,10 @@ namespace canvas
          */
         struct SpriteChangeRecord
         {
-            typedef enum{ none=0, move, update } ChangeType;
+            enum class ChangeType { none=0, move, update };
 
             SpriteChangeRecord() :
-                meChangeType( none ),
+                meChangeType( ChangeType::none ),
                 mpAffectedSprite(),
                 maOldPos(),
                 maUpdateArea()
@@ -157,7 +157,7 @@ namespace canvas
                                 const ::basegfx::B2DPoint&  rOldPos,
                                 const ::basegfx::B2DPoint&  rNewPos,
                                 const ::basegfx::B2DVector& rSpriteSize ) :
-                meChangeType( move ),
+                meChangeType( ChangeType::move ),
                 mpAffectedSprite( rSprite ),
                 maOldPos( rOldPos ),
                 maUpdateArea( rNewPos.getX(),
@@ -170,7 +170,7 @@ namespace canvas
             SpriteChangeRecord( const Sprite::Reference&    rSprite,
                                 const ::basegfx::B2DPoint&  rPos,
                                 const ::basegfx::B2DRange&  rUpdateArea ) :
-                meChangeType( update ),
+                meChangeType( ChangeType::update ),
                 mpAffectedSprite( rSprite ),
                 maOldPos( rPos ),
                 maUpdateArea( rUpdateArea )