void RenderByGlyphName(string selectedGlyphName)
{
//---------------------------------------------
//this version only render with MiniAgg**
//---------------------------------------------
painter.Clear(PixelFarm.Drawing.Color.White);
painter.UseSubPixelLcdEffect = _contourAnalysisOpts.LcdTechnique;
painter.FillColor = PixelFarm.Drawing.Color.Black;
selectedTextPrinter = _devVxsTextPrinter;
selectedTextPrinter.Typeface = _basicOptions.Typeface;
selectedTextPrinter.FontSizeInPoints = _basicOptions.FontSizeInPoints;
selectedTextPrinter.ScriptLang = _basicOptions.ScriptLang;
selectedTextPrinter.PositionTechnique = _basicOptions.PositionTech;
selectedTextPrinter.HintTechnique = _glyphRenderOptions.HintTechnique;
selectedTextPrinter.EnableLigature = _glyphRenderOptions.EnableLigature;
//test print 3 lines
#if DEBUG
GlyphDynamicOutline.dbugTestNewGridFitting = _contourAnalysisOpts.EnableGridFit;
GlyphDynamicOutline.dbugActualPosToConsole = _contourAnalysisOpts.WriteFitOutputToConsole;
GlyphDynamicOutline.dbugUseHorizontalFitValue = _contourAnalysisOpts.UseHorizontalFitAlignment;
#endif
float x_pos = 0, y_pos = 100;
var glyphPlanList = new Typography.TextLayout.UnscaledGlyphPlanList();
//in this version
//create a glyph-plan manully
ushort selectedGlyphIndex =
glyphNameListUserControl1.Typeface.GetGlyphIndexByName(selectedGlyphName);
glyphPlanList.Append(
new Typography.TextLayout.UnscaledGlyphPlan(0, selectedGlyphIndex, 0, 0, 0));
var seq = new Typography.TextLayout.GlyphPlanSequence(
glyphPlanList,
0, 1);
selectedTextPrinter.DrawFromGlyphPlans(seq, x_pos, y_pos);
char[] printTextBuffer = this.txtInputChar.Text.ToCharArray();
float lineSpacingPx = selectedTextPrinter.FontLineSpacingPx;
for (int i = 0; i < 1; ++i)
{
selectedTextPrinter.DrawString(printTextBuffer, x_pos, y_pos);
y_pos -= lineSpacingPx;
}
//copy from Agg's memory buffer to gdi
PixelFarm.CpuBlit.Imaging.BitmapHelper.CopyToGdiPlusBitmapSameSize(destImg, winBmp);
g.Clear(System.Drawing.Color.White);
g.DrawImage(winBmp, new System.Drawing.Point(10, 0));
}
public float CalculateWidth()
{
UnscaledGlyphPlanList plans = glyphBuffer;
int end = startAt + len;
float width = 0;
for (int i = startAt; i < end; ++i)
{
width += plans[i].AdvanceX;
}
return(width);
}
/// <summary>
/// generate scaled from unscale glyph size to specific scale
/// </summary>
/// <param name="glyphPositions"></param>
/// <param name="pxscale"></param>
/// <param name="outputGlyphPlanList"></param>
public static void GenerateUnscaledGlyphPlans(IGlyphPositions glyphPositions, UnscaledGlyphPlanList outputGlyphPlanList)
{
//user can implement this with some 'PixelScaleEngine'
int finalGlyphCount = glyphPositions.Count;
for (int i = 0; i < finalGlyphCount; ++i)
{
short input_offset, offsetX, offsetY, advW; //all from pen-pos
ushort glyphIndex = glyphPositions.GetGlyph(i, out input_offset, out offsetX, out offsetY, out advW);
outputGlyphPlanList.Append(new UnscaledGlyphPlan(
input_offset,
glyphIndex,
advW,
offsetX,
offsetY
));
}
}
internal GlyphPlanSequence(UnscaledGlyphPlanList glyphBuffer, int startAt, int len)
{
this.glyphBuffer = glyphBuffer;
this.startAt = startAt;
this.len = (ushort)len;
}
