internal EditableVisualPointInfo(EditableTextLine line, int index)
: base(index)
{
this.line = line;
}
internal EditableVisualPointInfo(EditableTextLine line, int index)
: base(index)
{
this.line = line;
}
private void button1_Click(object sender, EventArgs e)
{
selectedTextPrinter = _devVxsTextPrinter;
selectedTextPrinter.Typeface = _basicOptions.Typeface;
selectedTextPrinter.FontSizeInPoints = _basicOptions.FontSizeInPoints;
selectedTextPrinter.ScriptLang = _basicOptions.ScriptLang;
selectedTextPrinter.PositionTechnique = _basicOptions.PositionTech;
selectedTextPrinter.HintTechnique = HintTechnique.None;
selectedTextPrinter.EnableLigature = true;
_devVxsTextPrinter.UpdateGlyphLayoutSettings();
//-------
var editableTextBlockLayoutEngine = new EditableTextBlockLayoutEngine();
editableTextBlockLayoutEngine.DefaultTypeface = _basicOptions.Typeface;
editableTextBlockLayoutEngine.FontSizeInPts = _basicOptions.FontSizeInPoints;
editableTextBlockLayoutEngine.LoadText("ABCD\r\n EFGH!");
editableTextBlockLayoutEngine.DoLayout();
//then we render the output to the screen
//see UpdateRenderOutput() code
//clear previous draw
//----------------
//-------------
painter.Clear(PixelFarm.Drawing.Color.White);
painter.UseSubPixelLcdEffect = false;
painter.FillColor = PixelFarm.Drawing.Color.Black;
_devVxsTextPrinter.TargetCanvasPainter = painter;
List <EditableTextLine> textlines = editableTextBlockLayoutEngine.UnsafeGetEditableTextLine();
//render eachline with painter
int lineCount = textlines.Count;
float x = 0;
int y = 200;
int lineSpacing = (int)_devVxsTextPrinter.FontLineSpacingPx;
for (int i = 0; i < lineCount; ++i)
{
EditableTextLine line = textlines[i];
List <IRun> runs = line.UnsageGetTextRunList();
int runCount = runs.Count;
for (int r = 0; r < runCount; ++r)
{
IRun run = runs[r];
TextRun textRun = run as TextRun;
if (textRun == null)
{
continue;
}
//
GlyphPlanSequence seq = textRun.GetGlyphPlanSeq();
_devVxsTextPrinter.DrawFromGlyphPlans(
GlyphPlanSequence.UnsafeGetInteralGlyphPlanList(seq),
seq.startAt,
seq.len,
x, y);
x += run.Width;
y -= lineSpacing; //next line?
}
x = 0; //reset at newline
}
//----------
//use this util to copy image from Agg actual image to System.Drawing.Bitmap
PixelFarm.Agg.Imaging.BitmapHelper.CopyToGdiPlusBitmapSameSize(painter.RenderSurface.DestActualImage, winBmp);
//----------------
//copy from Agg's memory buffer to gdi
//PixelFarm.Agg.Imaging.BitmapHelper.CopyToGdiPlusBitmapSameSize(destImg, winBmp);
g.Clear(Color.White);
g.DrawImage(winBmp, new Point(10, 0));
}
