[dali_2.1.31] Merge branch 'devel/master'

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / text-view.cpp

diff --git a/dali-toolkit/internal/text/text-view.cpp b/dali-toolkit/internal/text/text-view.cpp
index 697dc04..0b81484 100644 (file)
--- a/dali-toolkit/internal/text/text-view.cpp
+++ b/dali-toolkit/internal/text/text-view.cpp
@@ -114,7 +114,6 @@ Length View::GetGlyphs(GlyphInfo* glyphs,
   float                   calculatedAdvance           = 0.f;
   const Character*        textBuffer                  = mImpl->mLogicalModel->mText.Begin();
 
-
   if(mImpl->mVisualModel)
   {
     // Get the character-spacing runs.
@@ -125,7 +124,7 @@ Length View::GetGlyphs(GlyphInfo* glyphs,
 
     //Reset indices of ElidedGlyphs
     mImpl->mVisualModel->SetStartIndexOfElidedGlyphs(0u);
-    mImpl->mVisualModel->SetEndIndexOfElidedGlyphs(numberOfGlyphs);
+    mImpl->mVisualModel->SetEndIndexOfElidedGlyphs(numberOfGlyphs - 1u); // Initialization is the last index of Glyphs
     mImpl->mVisualModel->SetFirstMiddleIndexOfElidedGlyphs(0u);
     mImpl->mVisualModel->SetSecondMiddleIndexOfElidedGlyphs(0u);
 
@@ -377,10 +376,73 @@ Length View::GetGlyphs(GlyphInfo* glyphs,
                 glyphInfo = ellipsisGlyph;
 
                 // Change the 'x' and 'y' position of the ellipsis glyph.
-
                 if(position.x > firstPenX)
                 {
-                  position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+                  if(isTailMode)
+                  {
+                    // To handle case of the mixed languages (LTR then RTL) with
+                    // EllipsisPosition::END and the LayoutDirection::RIGHT_TO_LEFT
+                    float nextXPositions = ellipsisLine->width;
+                    if(indexOfEllipsis + 1u < numberOfGlyphs)
+                    {
+                      Vector2& positionOfNextGlyph = *(glyphPositions + indexOfEllipsis + 1u);
+                      nextXPositions               = positionOfNextGlyph.x;
+                    }
+
+                    if(position.x > nextXPositions) // RTL language
+                    {
+                      if((indexOfEllipsis > 0u) && ((position.x - nextXPositions) > removedGlypsWidth))
+                      {
+                        // To handle mixed directions
+                        // Re-calculates the first penX which will be used if rtl text is elided.
+                        firstPenX = position.x - glyphToRemove.xBearing;
+                        if(firstPenX < -ellipsisGlyph.xBearing)
+                        {
+                          // Avoids to exceed the bounding box when rtl text is elided.
+                          firstPenX = -ellipsisGlyph.xBearing;
+                        }
+                        //Reset the width of removed glyphs
+                        removedGlypsWidth = std::min(calculatedAdvance, (glyphToRemove.xBearing + glyphToRemove.width)) - ellipsisGlyph.xBearing;
+
+                        --indexOfEllipsis;
+                        continue;
+                      }
+                      else
+                      {
+                        // To handle the case of RTL language with EllipsisPosition::END
+                        position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+                      }
+                    }
+                  }
+                  else
+                  {
+                    // To handle the case of LTR language with EllipsisPosition::START
+                    position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+                  }
+                }
+                else
+                {
+                  if(!isTailMode)
+                  {
+                    // To handle case of the mixed languages (RTL then LTR) with
+                    // EllipsisPosition::START and the LayoutDirection::RIGHT_TO_LEFT
+                    float nextXPositions = ellipsisLine->width;
+                    if(indexOfEllipsis + 1u < numberOfGlyphs)
+                    {
+                      Vector2& positionOfNextGlyph = *(glyphPositions + indexOfEllipsis + 1u);
+                      nextXPositions               = positionOfNextGlyph.x;
+                    }
+
+                    if(position.x < nextXPositions) // LTR language
+                    {
+                      position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+
+                      if((position.x + ellipsisGlyphWidth + ellipsisGlyph.xBearing) > nextXPositions)
+                      {
+                        position.x -= (position.x + ellipsisGlyphWidth + ellipsisGlyph.xBearing) - nextXPositions;
+                      }
+                    }
+                  }
                 }
 
                 position.x += ellipsisGlyph.xBearing;
@@ -608,6 +670,11 @@ bool View::IsUnderlineEnabled() const
   return false;
 }
 
+bool const View::IsMarkupUnderlineSet() const
+{
+  return (GetNumberOfUnderlineRuns() > 0u);
+}
+
 const GlyphInfo* View::GetHyphens() const
 {
   if(mImpl->mVisualModel)
@@ -803,6 +870,11 @@ bool View::IsStrikethroughEnabled() const
   return (mImpl->mVisualModel) ? mImpl->mVisualModel->IsStrikethroughEnabled() : false;
 }
 
+bool const View::IsMarkupStrikethroughSet() const
+{
+  return (GetNumberOfStrikethroughRuns() > 0u);
+}
+
 float View::GetStrikethroughHeight() const
 {
   return (mImpl->mVisualModel) ? mImpl->mVisualModel->GetStrikethroughHeight() : 0.0f;