public void FillTextRun(TextRun textRun, float x, float y)
{
//fill text run at spefic pos
List <GlyphRun> glyphs = textRun._glyphs;
int j = glyphs.Count;
float accX = 0;
float accY = 0;
float nx = x;
float ny = y;
float pxscale = _textPrinter.Typeface.CalculateScaleToPixelFromPointSize(_textPrinter.FontSizeInPoints);
for (int i = 0; i < j; ++i)
{
//render each glyph
GlyphRun run = glyphs[i];
Typography.TextLayout.UnscaledGlyphPlan plan = run.GlyphPlan;
nx = x + accX + plan.OffsetX * pxscale;
ny = y + accY + plan.OffsetY * pxscale;
_fillShader.SetOffset(nx, ny);
accX += (plan.AdvanceX * pxscale);
_fillShader.FillTriangles(
run.tessData,
run.nTessElements,
this.FillColor
);
}
_fillShader.SetOffset(0, 0);
}
public ushort nTessElements; //2
internal GlyphRun(Typography.TextLayout.UnscaledGlyphPlan glyphPlan, float[] tessData, ushort nTessElements)
{
_glyphPlan = glyphPlan;
this.tessData = tessData;
this.nTessElements = nTessElements;
}
internal GlyphRun(Typography.TextLayout.UnscaledGlyphPlan glyphPlan, float[] tessData, ushort vertextCount)
{
_glyphPlan = glyphPlan;
_tessData = tessData;
_vertextCount = vertextCount;
}
