Scaling feature for fixed-size fonts

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / rendering / atlas / text-atlas-renderer.cpp

diff --git a/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp b/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
index a4fc1d8..026b4d6 100644 (file)
--- a/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
+++ b/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
@@ -331,6 +331,16 @@ struct AtlasRenderer::Impl : public ConnectionTracker
         textCacheEntry.mIndex = glyph.index;
         newTextCache.PushBack( textCacheEntry );
 
+        // Adjust the vertices if the fixed-size font should be down-scaled
+        if( glyph.scaleFactor > 0 )
+        {
+          for( unsigned int i=0; i<newMesh.mVertices.Count(); ++i )
+          {
+            newMesh.mVertices[i].mPosition.x = position.x + ( ( newMesh.mVertices[i].mPosition.x - position.x ) * glyph.scaleFactor );
+            newMesh.mVertices[i].mPosition.y = position.y + ( ( newMesh.mVertices[i].mPosition.y - position.y ) * glyph.scaleFactor );
+          }
+        }
+
         // Find an existing mesh data object to attach to ( or create a new one, if we can't find one using the same atlas)
         StitchTextMesh( meshContainer,
                         newMesh,