X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Frendering%2Fstyles%2Fstrikethrough-helper-functions.cpp;h=76b8ce38022f9e6fce9a928ab3f4f837c2a6e6c6;hp=c87fe88cd8cfdeb27ce30903cabc8c4e09173408;hb=HEAD;hpb=5151d2e631f0173f3ad7a5600b7286317741a596

diff --git a/dali-toolkit/internal/text/rendering/styles/strikethrough-helper-functions.cpp b/dali-toolkit/internal/text/rendering/styles/strikethrough-helper-functions.cpp
index c87fe88..76b8ce3 100644
--- a/dali-toolkit/internal/text/rendering/styles/strikethrough-helper-functions.cpp
+++ b/dali-toolkit/internal/text/rendering/styles/strikethrough-helper-functions.cpp
@@ -24,7 +24,58 @@ namespace Toolkit
 {
 namespace Text
 {
-/// Helper method to fetch the underline metrics for the specified font glyph
+bool IsGlyphStrikethrough(GlyphIndex                                    index,
+                          const Vector<StrikethroughGlyphRun>&          strikethroughRuns,
+                          Vector<StrikethroughGlyphRun>::ConstIterator& currentStrikethroughGlyphRunIt)
+{
+  for(Vector<StrikethroughGlyphRun>::ConstIterator it    = strikethroughRuns.Begin(),
+                                                   endIt = strikethroughRuns.End();
+      it != endIt;
+      ++it)
+  {
+    const StrikethroughGlyphRun& run = *it;
+
+    if((run.glyphRun.glyphIndex <= index) && (index < run.glyphRun.glyphIndex + run.glyphRun.numberOfGlyphs))
+    {
+      currentStrikethroughGlyphRunIt = it;
+      return true;
+    }
+  }
+
+  return false;
+}
+
+StrikethroughStyleProperties GetCurrentStrikethroughProperties(GlyphIndex                                    index,
+                                                               const bool&                                   isGlyphStrikethrough,
+                                                               const Vector<StrikethroughGlyphRun>&          strikethroughRuns,
+                                                               Vector<StrikethroughGlyphRun>::ConstIterator& currentStrikethroughGlyphRunIt,
+                                                               const StrikethroughStyleProperties&           commonStrikethroughProperties)
+{
+  StrikethroughStyleProperties currentStrikethroughStyleProperties = commonStrikethroughProperties;
+
+  if(isGlyphStrikethrough && (currentStrikethroughGlyphRunIt != strikethroughRuns.End()))
+  {
+    // Retrieve the latest run to handle the nested case.
+    for(Vector<StrikethroughGlyphRun>::ConstIterator it    = currentStrikethroughGlyphRunIt + 1,
+                                                     endIt = strikethroughRuns.End();
+        it != endIt;
+        ++it)
+    {
+      const StrikethroughGlyphRun& run = *it;
+
+      if((run.glyphRun.glyphIndex <= index) && (index < (run.glyphRun.glyphIndex + run.glyphRun.numberOfGlyphs)))
+      {
+        currentStrikethroughGlyphRunIt = it;
+      }
+    }
+
+    currentStrikethroughStyleProperties.OverrideByDefinedProperties(currentStrikethroughGlyphRunIt->properties);
+  }
+
+  return currentStrikethroughStyleProperties;
+}
+
+/// Helper method to fetch the strikethrough metrics for the specified font glyph
 void CalcualteStrikethroughHeight(float& currentStrikethroughHeight, float& maxStrikethroughHeight)
 {
   //Height of strikethrough represents the thickness of line.