Add fast way for draw not changed text strings.

TextChunk with colors and image stored inside draw object.
If string or color changed old string image moved to cache.
New string image generated or moved from cache.

Use new way in drawing string in label.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/gui/widgets/tabs/tab.h b/src/gui/widgets/tabs/tab.h
index 06b5a3d18..8b26ee3d4 100644
--- a/src/gui/widgets/tabs/tab.h
+++ b/src/gui/widgets/tabs/tab.h
@@ -228,6 +228,7 @@ class Tab notfinal : public BasicContainer,
         ImageCollection *mVertexes;
         Image *mImage;
         int mMode;
+        int mLabelMode;
 
     protected:
         bool mHasMouse;