X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Ftext-scroller.cpp;h=f421cf7e32759714a57b531fdba5a93d240cbed1;hb=refs%2Fchanges%2F91%2F170491%2F7;hp=be837366fa78d6931aa17056d027837f68791895;hpb=cc06ca1ff697d568fde8de7a4d147fb9d9442fbc;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/internal/text/text-scroller.cpp b/dali-toolkit/internal/text/text-scroller.cpp
index be83736..f421cf7 100644
--- a/dali-toolkit/internal/text/text-scroller.cpp
+++ b/dali-toolkit/internal/text/text-scroller.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -80,14 +80,8 @@ const char* FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
   uniform sampler2D sTexture;\n
   uniform lowp vec4 uColor;\n
   uniform lowp vec3 mixColor;\n
-  uniform lowp float opacity;\n
   uniform lowp float preMultipliedAlpha;\n
   \n
-  lowp vec4 visualMixColor()\n
-  {\n
-    return vec4( mixColor * mix( 1.0, opacity, preMultipliedAlpha ), opacity );\n
-  }\n
-  \n
   void main()\n
   {\n
     if ( vTexCoord.y > 1.0 )\n
@@ -96,7 +90,7 @@ const char* FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
     mediump vec4 textTexture = texture2D( sTexture, vTexCoord );\n
     textTexture.rgb *= mix( 1.0, textTexture.a, preMultipliedAlpha );\n
     \n
-    gl_FragColor = textTexture * uColor * visualMixColor();
+    gl_FragColor = textTexture * uColor * vec4( mixColor, 1.0 );
   }\n
 );
 
@@ -295,8 +289,20 @@ void TextScroller::SetParameters( Actor scrollingTextActor, Renderer renderer, T
 
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextScroller::SetParameters wrapGap[%f]\n", wrapGap );
 
-  const float horizontalAlign = HORIZONTAL_ALIGNMENT_TABLE[ horizontalAlignment ][ direction ];
+  float horizontalAlign;
+
+  if( textureSize.x > controlSize.x )
+  {
+    // if Text is elided, scroll should start at the begin of text.
+    horizontalAlign = HORIZONTAL_ALIGNMENT_TABLE[HorizontalAlignment::BEGIN][ direction ];
+  }
+  else
+  {
+    horizontalAlign = HORIZONTAL_ALIGNMENT_TABLE[ horizontalAlignment ][ direction ];
+  }
+
   const float verticalAlign = VERTICAL_ALIGNMENT_TABLE[ verticalAlignment ];
+
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextScroller::SetParameters horizontalAlign[%f], verticalAlign[%f]\n", horizontalAlign, verticalAlign );
 
   scrollingTextActor.RegisterProperty( "uTextureSize", textureSize );