mImpl->mVisualModel = visualModel;
}
+const Vector2& View::GetControlSize() const
+{
+ if ( mImpl->mVisualModel )
+ {
+ return mImpl->mVisualModel->mControlSize;
+ }
+
+ return Vector2::ZERO;
+}
+
+Length View::GetNumberOfGlyphs() const
+{
+ if( mImpl->mVisualModel )
+ {
+ const VisualModel& model = *mImpl->mVisualModel;
+
+ const Length glyphCount = model.mGlyphs.Count();
+ const Length positionCount = model.mGlyphPositions.Count();
+
+ DALI_ASSERT_DEBUG( positionCount <= glyphCount && "Invalid glyph positions in Model" );
+
+ return (positionCount < glyphCount) ? positionCount : glyphCount;
+ }
+
+ return 0;
+}
+
Length View::GetGlyphs( GlyphInfo* glyphs,
Vector2* glyphPositions,
+ Vector4* glyphColors,
GlyphIndex glyphIndex,
Length numberOfGlyphs ) const
{
// If ellipsis is enabled, the number of glyphs the layout engine has laid out may be less than 'numberOfGlyphs'.
// Check the last laid out line to know if the layout engine elided some text.
- const Length numberOfLines = mImpl->mVisualModel->GetNumberOfLines();
+ const Length numberOfLines = mImpl->mVisualModel->mLines.Count();
if( numberOfLines > 0u )
{
const LineRun& lastLine = *( mImpl->mVisualModel->mLines.Begin() + ( numberOfLines - 1u ) );
// Otherwise use the given number of glyphs.
if( lastLine.ellipsis )
{
- numberOfLaidOutGlyphs = lastLine.glyphIndex + lastLine.numberOfGlyphs;
+ numberOfLaidOutGlyphs = lastLine.glyphRun.glyphIndex + lastLine.glyphRun.numberOfGlyphs;
}
else
{
numberOfLaidOutGlyphs = numberOfGlyphs;
}
- // Retrieve from the visual model the glyphs and positions.
- mImpl->mVisualModel->GetGlyphs( glyphs,
- glyphIndex,
- numberOfLaidOutGlyphs );
-
- mImpl->mVisualModel->GetGlyphPositions( glyphPositions,
- glyphIndex,
- numberOfLaidOutGlyphs );
-
- if( 1u == numberOfLaidOutGlyphs )
+ if( 0u < numberOfLaidOutGlyphs )
{
- // not a point try to do ellipsis with only one laid out character.
- return numberOfLaidOutGlyphs;
- }
-
- if( lastLine.ellipsis )
- {
- // firstPenX, penY and firstPenSet are used to position the ellipsis glyph if needed.
- float firstPenX = 0.f; // Used if rtl text is elided.
- float penY = 0.f;
- bool firstPenSet = false;
-
- // Add the ellipsis glyph.
- bool inserted = false;
- float removedGlypsWidth = 0.f;
- Length numberOfRemovedGlyphs = 0u;
- GlyphIndex index = numberOfLaidOutGlyphs - 1u;
-
- // The ellipsis glyph has to fit in the place where the last glyph(s) is(are) removed.
- while( !inserted )
+ // Retrieve from the visual model the glyphs and positions.
+ mImpl->mVisualModel->GetGlyphs( glyphs,
+ glyphIndex,
+ numberOfLaidOutGlyphs );
+
+ mImpl->mVisualModel->GetGlyphPositions( glyphPositions,
+ glyphIndex,
+ numberOfLaidOutGlyphs );
+
+ // Set the colors.
+ const GlyphIndex lastLaidOutGlyphIndex = glyphIndex + numberOfLaidOutGlyphs;
+
+ for( Vector<ColorGlyphRun>::ConstIterator it = mImpl->mVisualModel->mColorRuns.Begin(),
+ endIt = mImpl->mVisualModel->mColorRuns.End();
+ it != endIt;
+ ++it )
{
- const GlyphInfo& glyphToRemove = *( glyphs + index );
-
- // Need to reshape the glyph as the font may be different in size.
- const GlyphInfo& ellipsisGlyph = mImpl->mFontClient.GetEllipsisGlyph( mImpl->mFontClient.GetPointSize( glyphToRemove.fontId ) );
+ const ColorGlyphRun& colorGlyphRun = *it;
+ const GlyphIndex lastGlyphIndex = colorGlyphRun.glyphRun.glyphIndex + colorGlyphRun.glyphRun.numberOfGlyphs;
- if( !firstPenSet )
+ if( ( colorGlyphRun.glyphRun.glyphIndex < lastLaidOutGlyphIndex ) &&
+ ( glyphIndex < lastGlyphIndex ) )
{
- const Vector2& position = *( glyphPositions + index );
-
- // Calculates the penY of the current line. It will be used to position the ellipsis glyph.
- penY = position.y + glyphToRemove.yBearing;
-
- // Calculates the first penX which will be used if rtl text is elided.
- firstPenX = position.x - glyphToRemove.xBearing;
- if( firstPenX < -ellipsisGlyph.xBearing )
+ for( GlyphIndex index = glyphIndex < colorGlyphRun.glyphRun.glyphIndex ? colorGlyphRun.glyphRun.glyphIndex : glyphIndex,
+ endIndex = lastLaidOutGlyphIndex < lastGlyphIndex ? lastLaidOutGlyphIndex : lastGlyphIndex;
+ index < endIndex;
+ ++index )
{
- // Avoids to exceed the bounding box when rtl text is elided.
- firstPenX = -ellipsisGlyph.xBearing;
+ *( glyphColors + index - glyphIndex ) = colorGlyphRun.color;
}
+ }
+ }
- removedGlypsWidth = -ellipsisGlyph.xBearing;
+ // Get the lines for the given range of glyphs.
+ // The lines contain the alignment offset which needs to be added to the glyph's position.
+ LineIndex firstLine = 0u;
+ Length numberOfLines = 0u;
+ mImpl->mVisualModel->GetNumberOfLines( glyphIndex,
+ numberOfLaidOutGlyphs,
+ firstLine,
+ numberOfLines );
- firstPenSet = true;
- }
+ Vector<LineRun> lines;
+ lines.Resize( numberOfLines );
+ LineRun* lineBuffer = lines.Begin();
- removedGlypsWidth += std::min( glyphToRemove.advance, ( glyphToRemove.xBearing + glyphToRemove.width ) );
+ mImpl->mVisualModel->GetLinesOfGlyphRange( lineBuffer,
+ glyphIndex,
+ numberOfLaidOutGlyphs );
- // Calculate the width of the ellipsis glyph and check if it fits.
- const float ellipsisGlyphWidth = ellipsisGlyph.width + ellipsisGlyph.xBearing;
- if( ellipsisGlyphWidth < removedGlypsWidth )
- {
- GlyphInfo& glyphInfo = *( glyphs + index );
- Vector2& position = *( glyphPositions + index );
- position.x -= glyphInfo.xBearing;
+ // Get the first line for the given glyph range.
+ LineIndex lineIndex = firstLine;
+ LineRun* line = lineBuffer + lineIndex;
- // Replace the glyph by the ellipsis glyph.
- glyphInfo = ellipsisGlyph;
+ // Index of the last glyph of the line.
+ GlyphIndex lastGlyphIndexOfLine = line->glyphRun.glyphIndex + line->glyphRun.numberOfGlyphs - 1u;
+
+ // Add the alignment offset to the glyph's position.
+ for( Length index = 0u; index < numberOfLaidOutGlyphs; ++index )
+ {
+ ( *( glyphPositions + index ) ).x += line->alignmentOffset;
- // Change the 'x' and 'y' position of the ellipsis glyph.
+ if( lastGlyphIndexOfLine == index )
+ {
+ // Get the next line.
+ ++lineIndex;
- if( position.x > firstPenX )
+ if( lineIndex < numberOfLines )
{
- position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+ line = lineBuffer + lineIndex;
+ lastGlyphIndexOfLine = line->glyphRun.glyphIndex + line->glyphRun.numberOfGlyphs - 1u;
}
+ }
+ }
- position.x += ellipsisGlyph.xBearing;
- position.y = penY - ellipsisGlyph.yBearing;
+ if( 1u == numberOfLaidOutGlyphs )
+ {
+ // not a point try to do ellipsis with only one laid out character.
+ return numberOfLaidOutGlyphs;
+ }
- inserted = true;
- }
- else
+ if( lastLine.ellipsis )
+ {
+ // firstPenX, penY and firstPenSet are used to position the ellipsis glyph if needed.
+ float firstPenX = 0.f; // Used if rtl text is elided.
+ float penY = 0.f;
+ bool firstPenSet = false;
+
+ // Add the ellipsis glyph.
+ bool inserted = false;
+ float removedGlypsWidth = 0.f;
+ Length numberOfRemovedGlyphs = 0u;
+ GlyphIndex index = numberOfLaidOutGlyphs - 1u;
+
+ // The ellipsis glyph has to fit in the place where the last glyph(s) is(are) removed.
+ while( !inserted )
{
- if( index > 0u )
+ const GlyphInfo& glyphToRemove = *( glyphs + index );
+
+ if( 0u != glyphToRemove.fontId )
{
- --index;
+ // i.e. The font id of the glyph shaped from the '\n' character is zero.
+
+ // Need to reshape the glyph as the font may be different in size.
+ const GlyphInfo& ellipsisGlyph = mImpl->mFontClient.GetEllipsisGlyph( mImpl->mFontClient.GetPointSize( glyphToRemove.fontId ) );
+
+ if( !firstPenSet )
+ {
+ const Vector2& position = *( glyphPositions + index );
+
+ // Calculates the penY of the current line. It will be used to position the ellipsis glyph.
+ penY = position.y + glyphToRemove.yBearing;
+
+ // 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;
+ }
+
+ removedGlypsWidth = -ellipsisGlyph.xBearing;
+
+ firstPenSet = true;
+ }
+
+ removedGlypsWidth += std::min( glyphToRemove.advance, ( glyphToRemove.xBearing + glyphToRemove.width ) );
+
+ // Calculate the width of the ellipsis glyph and check if it fits.
+ const float ellipsisGlyphWidth = ellipsisGlyph.width + ellipsisGlyph.xBearing;
+ if( ellipsisGlyphWidth < removedGlypsWidth )
+ {
+ GlyphInfo& glyphInfo = *( glyphs + index );
+ Vector2& position = *( glyphPositions + index );
+ position.x -= ( 0.f > glyphInfo.xBearing ) ? glyphInfo.xBearing : 0.f;
+
+ // Replace the glyph by the ellipsis glyph.
+ glyphInfo = ellipsisGlyph;
+
+ // Change the 'x' and 'y' position of the ellipsis glyph.
+
+ if( position.x > firstPenX )
+ {
+ position.x = firstPenX + removedGlypsWidth - ellipsisGlyphWidth;
+ }
+
+ position.x += ellipsisGlyph.xBearing;
+ position.y = penY - ellipsisGlyph.yBearing;
+
+ inserted = true;
+ }
}
- else
+
+ if( !inserted )
{
- // No space for the ellipsis.
- inserted = true;
+ if( index > 0u )
+ {
+ --index;
+ }
+ else
+ {
+ // No space for the ellipsis.
+ inserted = true;
+ }
+ ++numberOfRemovedGlyphs;
}
- ++numberOfRemovedGlyphs;
}
- }
- // 'Removes' all the glyphs after the ellipsis glyph.
- numberOfLaidOutGlyphs -= numberOfRemovedGlyphs;
+ // 'Removes' all the glyphs after the ellipsis glyph.
+ numberOfLaidOutGlyphs -= numberOfRemovedGlyphs;
+ }
}
}
}
const Vector4& View::GetTextColor() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.GetTextColor();
+ return mImpl->mVisualModel->GetTextColor();
}
return Vector4::ZERO;
}
const Vector2& View::GetShadowOffset() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.GetShadowOffset();
+ return mImpl->mVisualModel->GetShadowOffset();
}
return Vector2::ZERO;
}
const Vector4& View::GetShadowColor() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.GetShadowColor();
+ return mImpl->mVisualModel->GetShadowColor();
}
return Vector4::ZERO;
}
const Vector4& View::GetUnderlineColor() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.GetUnderlineColor();
+ return mImpl->mVisualModel->GetUnderlineColor();
}
return Vector4::ZERO;
}
bool View::IsUnderlineEnabled() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.IsUnderlineEnabled();
+ return mImpl->mVisualModel->IsUnderlineEnabled();
}
return false;
}
float View::GetUnderlineHeight() const
{
- if ( mImpl->mVisualModel )
+ if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
- return model.GetUnderlineHeight();
+ return mImpl->mVisualModel->GetUnderlineHeight();
}
return 0.0f;
}
-Length View::GetNumberOfGlyphs() const
+Length View::GetNumberOfUnderlineRuns() const
{
if( mImpl->mVisualModel )
{
- VisualModel& model = *mImpl->mVisualModel;
-
- Length glyphCount = model.GetNumberOfGlyphs();
- Length positionCount = model.GetNumberOfGlyphPositions();
+ return mImpl->mVisualModel->mUnderlineRuns.Count();
+ }
- DALI_ASSERT_DEBUG( positionCount <= glyphCount && "Invalid glyph positions in Model" );
+ return 0u;
+}
- return (positionCount < glyphCount) ? positionCount : glyphCount;
+void View::GetUnderlineRuns( GlyphRun* underlineRuns,
+ UnderlineRunIndex index,
+ Length numberOfRuns ) const
+{
+ if( mImpl->mVisualModel )
+ {
+ mImpl->mVisualModel->GetUnderlineRuns( underlineRuns,
+ index,
+ numberOfRuns );
}
-
- return 0;
}
} // namespace Text