protected override void OnDispose()
{
if (innerGLbmp != null)
{
innerGLbmp.Dispose();
innerGLbmp = null;
}
}
public override void Dispose()
{
//TODO: review here
if (_tmpGLBmp != null)
{
_tmpGLBmp.Dispose();
_tmpGLBmp = null;
}
}
public void Print(PixelFarm.Drawing.Color color, char[] buffer, int start, int len, double x, double y)
{
if (this.currentFont.IsAtlasFont)
{
//temp hard-code here!
PixelFarm.Agg.Fonts.GdiTextureFont textureFont = (PixelFarm.Agg.Fonts.GdiTextureFont)currentFont;
var srcAndDestList = textureFont.GetGlyphPos(buffer, start, len, (int)x, (int)y);
//***
canvas2d.DrawGlyphImages(color, textureFont.BmpBoard, srcAndDestList);
}
else
{
int j = len;
int buffsize = j * 2;
//get kerning list
if (properGlyphs == null)
{
properGlyphs = new ProperGlyph[buffsize];
currentFont.GetGlyphPos(buffer, start, buffsize, properGlyphs);
}
double xpos = x;
for (int i = 0; i < buffsize; ++i)
{
uint codepoint = properGlyphs[i].codepoint;
if (codepoint == 0)
{
break;
}
//-------------------------------------------------------------
FontGlyph glyph = this.currentFont.GetGlyphByIndex(codepoint);
//glyph image32
//-------------------------------------------------------------
GLBitmap bmp = new GLBitmap(new LazyAggBitmapBufferProvider(glyph.glyphImage32));
var left = glyph.exportGlyph.img_horiBearingX;
this.canvas2d.DrawImage(bmp,
(float)(xpos + (left >> 6)),
(float)(y + (glyph.exportGlyph.bboxYmin >> 6)));
int w = (glyph.exportGlyph.advanceX) >> 6;
xpos += (w);
bmp.Dispose(); //temp here
//-------------------------------------------------------------
}
}
}
public override void FillPolygon(Brush brush, PointF[] points)
{
canvasGL2d.Note1 = this.Note1;
switch (brush.BrushKind)
{
case BrushKind.LinearGradient:
{
//linear grdient brush for polygon
int j = points.Length;
float[] polygonPoints = new float[j * 2];
int n = 0;
for (int i = 0; i < j; ++i)
{
polygonPoints[n] = points[i].X;
polygonPoints[n + 1] = points[i].Y;
n += 2;
}
//use stencil buffer
canvasGL2d.FillPolygon(brush, polygonPoints, polygonPoints.Length);
}
break;
case BrushKind.Texture:
{
int j = points.Length;
float[] polygonPoints = new float[j * 2];
int n = 0;
for (int i = 0; i < j; ++i)
{
polygonPoints[n] = points[i].X;
polygonPoints[n + 1] = points[i].Y;
n += 2;
}
//use stencil buffer
//prepare texture brush
var tbrush = (TextureBrush)brush;
GLBitmap bmpTexture = null;
if (tbrush.InnerImage2 == null)
{
//create gl image
var textureImage = tbrush.TextureImage;
tbrush.InnerImage2 = bmpTexture = GLBitmapTextureHelper.CreateBitmapTexture((System.Drawing.Bitmap)textureImage.InnerImage);
}
canvasGL2d.FillPolygon(brush, polygonPoints, polygonPoints.Length);
//delete gl
bmpTexture.Dispose();
tbrush.InnerImage2 = null;
}
break;
case BrushKind.Solid:
{
var solidColorBrush = (SolidBrush)brush;
this.FillPolygon(solidColorBrush.Color, points);
}
break;
default:
{
}
break;
}
}
public override void Init()
{
FormTestWinGLControl2 form = new FormTestWinGLControl2();
CanvasGL2d canvas = new CanvasGL2d(this.Width, this.Height);
GLTextPrinter glTextPrinter = new GLTextPrinter(canvas);
form.SetGLPaintHandler((o, s) =>
{
canvas.Clear(PixelFarm.Drawing.Color.White);
if (hwBmp == null)
{
hwBmp = PixelFarm.Drawing.DrawingGL.GLBitmapTextureHelper.CreateBitmapTexture(
new Bitmap("../../../Data/Textures/logo-dark.jpg"));
}
//canvas.DrawImage(hwBmp, 10, 10);
canvas.DrawImage(hwBmp, 300, 300, hwBmp.Width / 4, hwBmp.Height / 4);
canvas.StrokeColor = PixelFarm.Drawing.Color.DeepPink;
canvas.DrawLine(0, 300, 500, 300);
//-----------------------------------------------------
canvas.StrokeColor = PixelFarm.Drawing.Color.Magenta;
//draw line test
canvas.DrawLine(20, 20, 600, 200);
//-----------------------------------------------------
//smooth with agg
canvas.SmoothMode = CanvasSmoothMode.AggSmooth;
var fillColor = new PixelFarm.Drawing.Color(50, 255, 0, 0); // PixelFarm.Drawing.Color.Red;
//rect polygon
var polygonCoords = new float[] {
5, 300,
40, 300,
50, 340,
10f, 340
};
//canvas.DrawPolygon(polygonCoords);
//fill polygon test
canvas.FillPolygon(fillColor, polygonCoords);
var polygonCoords2 = new float[] {
5 + 10, 300,
40 + 10, 300,
50 + 10, 340,
10f + 10, 340
};
canvas.StrokeColor = new PixelFarm.Drawing.Color(100, 0, 255, 0); // L
canvas.DrawPolygon(polygonCoords2, polygonCoords2.Length / 2);
int strokeW = 10;
canvas.StrokeColor = PixelFarm.Drawing.Color.LightGray;
for (int i = 1; i < 90; i += 10)
{
canvas.StrokeWidth = strokeW;
double angle = OpenTK.MathHelper.DegreesToRadians(i);
canvas.DrawLine(20, 400, (float)(600 * Math.Cos(angle)), (float)(600 * Math.Sin(angle)));
strokeW--;
if (strokeW < 1)
{
strokeW = 1;
}
}
var color = PixelFarm.Drawing.Color.FromArgb(150, PixelFarm.Drawing.Color.Green);
canvas.StrokeColor = color;
////---------------------------------------------
////draw ellipse and circle
canvas.StrokeWidth = 0.75f;
canvas.DrawCircle(400, 500, 50);
canvas.FillCircle(color, 450, 550, 25);
canvas.StrokeWidth = 3;
canvas.DrawRoundRect(500, 450, 100, 100, 10, 10);
canvas.StrokeWidth = 3;
canvas.StrokeColor = PixelFarm.Drawing.Color.FromArgb(150, PixelFarm.Drawing.Color.Blue);
//canvas.DrawBezierCurve(0, 0, 500, 500, 0, 250, 500, 250);
canvas.DrawBezierCurve(120, 500 - 160, 220, 500 - 40, 35, 500 - 200, 220, 500 - 260);
canvas.SmoothMode = CanvasSmoothMode.No;
//canvas.DrawArc(150, 200, 300, 50, 0, 150, 150, SvgArcSize.Large, SvgArcSweep.Negative);
canvas.DrawArc(100, 200, 300, 200, 30, 30, 50, SvgArcSize.Large, SvgArcSweep.Negative);
// canvas.DrawArc(100, 200, 300, 200, 0, 100, 100, SvgArcSize.Large, SvgArcSweep.Negative);
fillColor = PixelFarm.Drawing.Color.FromArgb(150, PixelFarm.Drawing.Color.Black);
canvas.StrokeColor = fillColor;
canvas.DrawLine(100, 200, 300, 200);
//load font data
var font = PixelFarm.Agg.Fonts.NativeFontStore.LoadFont("c:\\Windows\\Fonts\\Tahoma.ttf", 64);
var fontGlyph = font.GetGlyph('{');
//PixelFarm.Font2.MyFonts.SetShapingEngine();
canvas.FillVxs(fillColor, fontGlyph.flattenVxs);
glTextPrinter.CurrentFont = font;
canvas.StrokeColor = PixelFarm.Drawing.Color.Black;
canvas.DrawLine(0, 200, 500, 200);
//test Thai words
glTextPrinter.Print("ดุดีดำด่าด่ำญญู", 80, 200);
//number
glTextPrinter.Print("1234567890", 80, 200);
GLBitmap bmp = PixelFarm.Drawing.DrawingGL.GLBitmapTextureHelper.CreateBitmapTexture(fontGlyph.glyphImage32);
canvas.DrawImage(bmp, 50, 50);
bmp.Dispose();
});
form.Show();
}
