CanvasJustificationOpportunity[] GetJustificationOpportunities(CanvasTextAnalyzer textAnalyzer, LayoutBox layoutBox, out CanvasGlyph[] allGlyphs)
{
int layoutBoxGlyphCount = layoutBox.GetGlyphCount();
CanvasJustificationOpportunity[] justificationOpportunities = new CanvasJustificationOpportunity[layoutBoxGlyphCount];
allGlyphs = new CanvasGlyph[layoutBoxGlyphCount];
int glyphIndex = 0;
for (int i = 0; i < layoutBox.GlyphRuns.Count; i++)
{
if (layoutBox.GlyphRuns[i].Glyphs.Count == 0)
{
continue;
}
CanvasCharacterRange range = layoutBox.GlyphRuns[i].GetRange();
var glyphRunClusterMap = layoutBox.GlyphRuns[i].GetClusterMap(range);
var glyphRunShaping = layoutBox.GlyphRuns[i].GetShaping();
var justificationOpportunitiesThisGlyphRun = textAnalyzer.GetJustificationOpportunities(
range,
layoutBox.GlyphRuns[i].FormattingSpan.FontFace,
layoutBox.GlyphRuns[i].FormattingSpan.FontSize,
layoutBox.GlyphRuns[i].FormattingSpan.Script,
glyphRunClusterMap,
glyphRunShaping);
for (int j = 0; j < layoutBox.GlyphRuns[i].Glyphs.Count; ++j)
{
justificationOpportunities[glyphIndex + j] = justificationOpportunitiesThisGlyphRun[j];
allGlyphs[glyphIndex + j] = layoutBox.GlyphRuns[i].Glyphs[j];
}
glyphIndex += layoutBox.GlyphRuns[i].Glyphs.Count;
}
return(justificationOpportunities);
}
CanvasJustificationOpportunity[] GetJustificationOpportunities(CanvasTextAnalyzer textAnalyzer, int startingGlyphRunIndex, int endingGlyphRunIndex, int glyphCount, out CanvasGlyph[] allGlyphs)
{
CanvasJustificationOpportunity[] justificationOpportunities = new CanvasJustificationOpportunity[glyphCount];
allGlyphs = new CanvasGlyph[glyphCount];
int glyphIndex = 0;
for (int i = startingGlyphRunIndex; i < endingGlyphRunIndex; ++i)
{
if (glyphRuns[i].Glyphs.Count == 0)
{
continue;
}
CanvasCharacterRange range = glyphRuns[i].GetRange();
var glyphRunClusterMap = glyphRuns[i].GetClusterMap(range);
var glyphRunShaping = glyphRuns[i].GetShaping();
var justificationOpportunitiesThisGlyphRun = textAnalyzer.GetJustificationOpportunities(
range,
glyphRuns[i].FormattingSpan.FontFace,
glyphRuns[i].FormattingSpan.FontSize,
glyphRuns[i].FormattingSpan.Script,
glyphRunClusterMap,
glyphRunShaping);
for (int j = 0; j < glyphRuns[i].Glyphs.Count; ++j)
{
justificationOpportunities[glyphIndex + j] = justificationOpportunitiesThisGlyphRun[j];
allGlyphs[glyphIndex + j] = glyphRuns[i].Glyphs[j];
}
glyphIndex += glyphRuns[i].Glyphs.Count;
}
return(justificationOpportunities);
}
