void RenderWithMiniAgg(Typeface typeface, char testChar, float sizeInPoint)
{
//2. glyph-to-vxs builder
var builder = new GlyphPathBuilderVxs(typeface);
builder.Build(testChar, sizeInPoint);
VertexStore vxs = builder.GetVxs();
//5. use PixelFarm's Agg to render to bitmap...
//5.1 clear background
p.Clear(PixelFarm.Drawing.Color.White);
//if (chkFillBackground.Checked)
//{
//5.2
p.FillColor = PixelFarm.Drawing.Color.Black;
//5.3
p.Fill(vxs);
//}
//if (chkBorder.Checked)
//{
//5.4
p.StrokeColor = PixelFarm.Drawing.Color.Green;
//user can specific border width here...
//p.StrokeWidth = 2;
//5.5
p.Draw(vxs);
//}
//6. use this util to copy image from Agg actual image to System.Drawing.Bitmap
//BitmapHelper.CopyToWindowsBitmap(destImg, winBmp, new RectInt(0, 0, 300, 300));
////---------------
////7. just render our bitmap
//g.Clear(Color.White);
//g.DrawImage(winBmp, new Point(10, 0));
}
void RenderWithMiniAgg(Typeface typeface, char testChar, float sizeInPoint)
{
//----------------------------------------------------
var builder = new GlyphPathBuilder(typeface);
builder.SetHintTechnique((HintTechnique)lstHintList.SelectedItem);
//----------------------------------------------------
builder.Build(testChar, sizeInPoint);
var txToVxs1 = new GlyphTranslatorToVxs();
builder.ReadShapes(txToVxs1);
VertexStore vxs = new VertexStore();
txToVxs1.WriteOutput(vxs, _vxsPool);
//----------------------------------------------------
p.UseSubPixelRendering = chkLcdTechnique.Checked;
//5. use PixelFarm's Agg to render to bitmap...
//5.1 clear background
p.Clear(PixelFarm.Drawing.Color.White);
if (chkFillBackground.Checked)
{
//5.2
p.FillColor = PixelFarm.Drawing.Color.Black;
//5.3
p.Fill(vxs);
}
if (chkBorder.Checked)
{
//5.4
// p.StrokeWidth = 3;
p.StrokeColor = PixelFarm.Drawing.Color.Green;
//user can specific border width here...
//p.StrokeWidth = 2;
//5.5
p.Draw(vxs);
}
if (chkShowGrid.Checked)
{
//render grid
RenderGrid(800, 600, _gridSize, p);
}
//6. use this util to copy image from Agg actual image to System.Drawing.Bitmap
PixelFarm.Agg.Imaging.BitmapHelper.CopyToGdiPlusBitmapSameSize(destImg, winBmp);
//---------------
//7. just render our bitmap
g.Clear(Color.White);
g.DrawImage(winBmp, new Point(30, 20));
}
public override void DrawRect(CGRect dirtyRect)
{
if (!drawInit)
{
this.Window.Title = "PixelFarm";
drawInit = true;
destImg = new ActualImage(destImgW, destImgH, PixelFarm.Agg.PixelFormat.ARGB32);
imgGfx2d = new ImageGraphics2D(destImg); //no platform
p = new AggCanvasPainter(imgGfx2d);
stride = destImg.Stride;
LoadGlyphs();
}
//base.Draw(rect);
base.DrawRect(dirtyRect);
p.Clear(Color.Yellow);
p.FillColor = Color.Black;
p.Fill(vxs);
var data = Foundation.NSData.FromArray(ActualImage.GetBuffer(destImg));
CGDataProvider provider = new CGDataProvider(data);
using (var myImg2 = new CGImage(
destImgW, destImgH,
8, 32,
stride, CGColorSpace.CreateGenericRgb(),
CGBitmapFlags.PremultipliedLast,
provider,
null, true,
CGColorRenderingIntent.AbsoluteColorimetric))
using (var nsGraphics = AppKit.NSGraphicsContext.CurrentContext)
{
CGContext g = nsGraphics.CGContext;
CGColor color0 = new CGColor(1, 1, 1, 1);
g.SetFillColor(color0);
//g.ClearRect(new CGRect(0, 0, 800, 600));
//----------
CGColor color1 = new CGColor(1, 0, 0, 1);
g.SetFillColor(color1);
CGRect s1 = CGRect.FromLTRB(0, 0, 50, 50);
CGPath gpath = new CGPath();
gpath.AddRect(CGAffineTransform.MakeTranslation(20, 20), s1);
g.AddPath(gpath);
g.FillPath();
CGRect s2 = new CGRect(50, 50, destImgW, destImgH);
g.DrawImage(s2, myImg2);
//
//g.FillRect(s1);
CGColor color2 = new CGColor(0, 0, 1, 1);
g.SetFillColor(color2);
g.TranslateCTM(30, 30);
var strAttr = new CTStringAttributes
{
ForegroundColorFromContext = true,
Font = new CTFont("Arial", 24)
};
g.ScaleCTM(1, -1); //flip
NSAttributedString a_str = new NSAttributedString("abcd", strAttr);
using (CTLine line = new CTLine(a_str))
{
line.Draw(g);
}
////if (chkBorder.Checked)
////{
//// //5.4
//// p.StrokeColor = PixelFarm.Drawing.Color.Green;
//// //user can specific border width here...
//// //p.StrokeWidth = 2;
//// //5.5
//// p.Draw(vxs);
////}
////6. use this util to copy image from Agg actual image to System.Drawing.Bitmap
//BitmapHelper.CopyToWindowsBitmap(destImg, winBmp, new RectInt(0, 0, 300, 300));
////---------------
////7. just render our bitmap
//g.ClearRect(rect);
//g.DrawImage(winBmp, new Point(10, 0));
}
//// scale and translate the CTM so the image appears upright
//g.ScaleCTM (1, -1);
//g.TranslateCTM (0, -Bounds.Height);
//g.DrawImage (rect, UIImage.FromFile ("MyImage.png").CGImage);
//// translate the CTM by the font size so it displays on screen
//float fontSize = 35f;
//g.TranslateCTM (0, fontSize);
//// set general-purpose graphics state
//g.SetLineWidth (1.0f);
//g.SetStrokeColor (UIColor.Yellow.CGColor);
//g.SetFillColor (UIColor.Red.CGColor);
//g.SetShadow (new CGSize (5, 5), 0, UIColor.Blue.CGColor);
//// set text specific graphics state
//g.SetTextDrawingMode (CGTextDrawingMode.FillStroke);
//g.SelectFont ("Helvetica", fontSize, CGTextEncoding.MacRoman);
//// show the text
//g.ShowText ("Hello Core Graphics");
}
//template<class Scanline, class Ras>
public void RenderGourand(CanvasPainter p)
{
float alpha = this.AlphaValue;
float brc = 1;
#if SourceDepth24
pixfmt_alpha_blend_rgb pf = new pixfmt_alpha_blend_rgb(backBuffer, new blender_bgr());
#else
#endif
////var destImage = gx.DestImage;
////span_allocator span_alloc = new span_allocator();
//specific for agg
AggCanvasPainter painter = p as AggCanvasPainter;
if (painter == null)
{
return;
}
//
Graphics2D gx = painter.Graphics;
SpanGenGouraudRGBA gouraudSpanGen = new SpanGenGouraudRGBA();
gx.ScanlineRasterizer.ResetGamma(new GammaLinear(0.0f, this.LinearGamma));
double d = this.DilationValue;
// Six triangles
double xc = (m_x[0] + m_x[1] + m_x[2]) / 3.0;
double yc = (m_y[0] + m_y[1] + m_y[2]) / 3.0;
double x1 = (m_x[1] + m_x[0]) / 2 - (xc - (m_x[1] + m_x[0]) / 2);
double y1 = (m_y[1] + m_y[0]) / 2 - (yc - (m_y[1] + m_y[0]) / 2);
double x2 = (m_x[2] + m_x[1]) / 2 - (xc - (m_x[2] + m_x[1]) / 2);
double y2 = (m_y[2] + m_y[1]) / 2 - (yc - (m_y[2] + m_y[1]) / 2);
double x3 = (m_x[0] + m_x[2]) / 2 - (xc - (m_x[0] + m_x[2]) / 2);
double y3 = (m_y[0] + m_y[2]) / 2 - (yc - (m_y[0] + m_y[2]) / 2);
gouraudSpanGen.SetColor(Drawing.Color.Make(1, 0, 0, alpha),
Drawing.Color.Make(0, 1, 0, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[0], m_y[0], m_x[1], m_y[1], xc, yc, d);
var tmpVxs = _tmpVxs;
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
gouraudSpanGen.SetColor(Drawing.Color.Make(0, 1, 0, alpha),
Drawing.Color.Make(0, 0, 1, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[1], m_y[1], m_x[2], m_y[2], xc, yc, d);
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
gouraudSpanGen.SetColor(Drawing.Color.Make(0, 0, 1, alpha),
Drawing.Color.Make(1, 0, 0, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[2], m_y[2], m_x[0], m_y[0], xc, yc, d);
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
brc = 1 - brc;
gouraudSpanGen.SetColor(Drawing.Color.Make(1, 0, 0, alpha),
Drawing.Color.Make(0, 1, 0, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[0], m_y[0], m_x[1], m_y[1], x1, y1, d);
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
gouraudSpanGen.SetColor(Drawing.Color.Make(0, 1, 0, alpha),
Drawing.Color.Make(0, 0, 1, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[1], m_y[1], m_x[2], m_y[2], x2, y2, d);
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
gouraudSpanGen.SetColor(Drawing.Color.Make(0, 0, 1, alpha),
Drawing.Color.Make(1, 0, 0, alpha),
Drawing.Color.Make(brc, brc, brc, alpha));
gouraudSpanGen.SetTriangle(m_x[2], m_y[2], m_x[0], m_y[0], x3, y3, d);
painter.Fill(gouraudSpanGen.MakeVxs(tmpVxs), gouraudSpanGen);
tmpVxs.Clear();
}
void RenderWithMiniAgg(Typeface typeface, char testChar, float sizeInPoint)
{
//----------------------------------------------------
var builder = new MyGlyphPathBuilder(typeface);
var hintTech = (HintTechnique)cmbHintTechnique.SelectedItem;
builder.UseTrueTypeInstructions = false; //reset
builder.UseVerticalHinting = false; //reset
switch (hintTech)
{
case HintTechnique.TrueTypeInstruction:
builder.UseTrueTypeInstructions = true;
break;
case HintTechnique.TrueTypeInstruction_VerticalOnly:
builder.UseTrueTypeInstructions = true;
builder.UseVerticalHinting = true;
break;
case HintTechnique.CustomAutoFit:
//custom agg autofit
break;
}
//----------------------------------------------------
builder.Build(testChar, sizeInPoint);
var vxsShapeBuilder = new GlyphPathBuilderVxs();
builder.ReadShapes(vxsShapeBuilder);
VertexStore vxs = vxsShapeBuilder.GetVxs();
p.UseSubPixelRendering = chkLcdTechnique.Checked;
//5. use PixelFarm's Agg to render to bitmap...
//5.1 clear background
p.Clear(PixelFarm.Drawing.Color.White);
if (chkFillBackground.Checked)
{
//5.2
p.FillColor = PixelFarm.Drawing.Color.Black;
//5.3
if (!chkYGridFitting.Checked)
{
p.Fill(vxs);
}
}
if (chkBorder.Checked)
{
//5.4
// p.StrokeWidth = 3;
p.StrokeColor = PixelFarm.Drawing.Color.Green;
//user can specific border width here...
//p.StrokeWidth = 2;
//5.5
p.Draw(vxs);
}
float pxScale = builder.GetPixelScale();
//1. autofit
var autoFit = new GlyphAutoFit();
autoFit.Hint(
builder.GetOutputPoints(),
builder.GetOutputContours(), pxScale);
var vxsShapeBuilder2 = new GlyphPathBuilderVxs();
autoFit.ReadOutput(vxsShapeBuilder2);
VertexStore vxs2 = vxsShapeBuilder2.GetVxs();
//
p.FillColor = PixelFarm.Drawing.Color.Black;
p.Fill(vxs2);
if (chkShowTess.Checked)
{
#if DEBUG
debugDrawTriangulatedGlyph(autoFit.FitOutput, pxScale);
#endif
}
if (chkShowGrid.Checked)
{
//render grid
RenderGrid(800, 600, _gridSize, p);
}
//6. use this util to copy image from Agg actual image to System.Drawing.Bitmap
PixelFarm.Agg.Imaging.BitmapHelper.CopyToGdiPlusBitmapSameSize(destImg, winBmp);
//---------------
//7. just render our bitmap
g.Clear(Color.White);
g.DrawImage(winBmp, new Point(30, 20));
}
