void DrawC(PixelFarm.Agg.AggPainter aggPainter)
{
aggPainter.Clear(PixelFarm.Drawing.Color.White);
//--------------------------
aggPainter.StrokeColor = PixelFarm.Drawing.Color.Black;
aggPainter.StrokeWidth = 2.0f;
if (lineDashGen == null)
{
//create line dash gen
lineDashGen = new LineDashGenerator();
lineDashGen.SetDashPattern(4, 2, 2, 2);
}
aggPainter.LineDashGen = lineDashGen;
//
VertexStore vxs = new VertexStore();
PathWriter writer = new PathWriter(vxs);
writer.MoveTo(20, 10);
writer.LineTo(60, 10);
writer.LineTo(20, 200);
writer.LineTo(20, 0);
//writer.MoveTo(20, 100);
//writer.LineTo(20, 15);
//writer.CloseFigure();
aggPainter.Draw(vxs);
aggPainter.LineDashGen = null;
}
void Draw(PixelFarm.Agg.AggPainter aggPainter)
{
aggPainter.Clear(PixelFarm.Drawing.Color.White);
//--------------------------
aggPainter.StrokeColor = PixelFarm.Drawing.Color.Black;
aggPainter.StrokeWidth = 30.0f;
//
VertexStore vxs = new VertexStore();
PathWriter writer = new PathWriter(vxs);
writer.MoveTo(20, 0);
writer.LineTo(100, 100);
writer.LineTo(20, 200);
aggPainter.LineJoin = this.LineJoin;
aggPainter.LineCap = this.LineCap;
//
aggPainter.Draw(vxs);
}
void DrawB(PixelFarm.Agg.AggPainter aggPainter)
{
aggPainter.Clear(PixelFarm.Drawing.Color.White);
//--------------------------
aggPainter.StrokeColor = PixelFarm.Drawing.Color.Black;
aggPainter.StrokeWidth = 2.0f;
//
VertexStore vxs = new VertexStore();
PathWriter writer = new PathWriter(vxs);
writer.MoveTo(20, 10);
writer.LineTo(60, 10);
writer.LineTo(20, 200);
writer.CloseFigure();
//writer.MoveTo(100, 100);
//writer.LineTo(20, 200);
//aggPainter.LineJoin = this.LineJoin;
//aggPainter.LineCap = this.LineCap;
//
//----------------------------------------------------
//create a dash line
VertexStore newvxs = new VertexStore();
LineWalker dashGenLineWalker = new LineWalker();
//***
//you can customize what happend with the line segment
dashGenLineWalker.AddMark(10, (outputVxs, cmd, x, y) =>
{
//solid
switch (cmd)
{
case VertexCmd.MoveTo:
outputVxs.AddMoveTo(x, y);
break;
case VertexCmd.LineTo:
outputVxs.AddLineTo(x, y);
break;
}
});
dashGenLineWalker.AddMark(10, (outputVxs, cmd, x, y) =>
{
//whitespace, do nothing
});
dashGenLineWalker.Walk(vxs, newvxs);
//aggPainter.Draw(vxs);
//test drawline
int n = newvxs.Count;
double px = 0, py = 0;
for (int i = 0; i < n; ++i)
{
double x, y;
VertexCmd cmd = newvxs.GetVertex(i, out x, out y);
switch (cmd)
{
case VertexCmd.MoveTo:
px = x;
py = y;
break;
case VertexCmd.LineTo:
aggPainter.DrawLine(px, py, x, y);
break;
}
px = x;
py = y;
}
//aggPainter.Draw(newvxs);
}
void DrawA(PixelFarm.Agg.AggPainter aggPainter)
{
aggPainter.Clear(PixelFarm.Drawing.Color.White);
//--------------------------
aggPainter.StrokeColor = PixelFarm.Drawing.Color.Black;
aggPainter.StrokeWidth = 2.0f;
aggPainter.FillColor = PixelFarm.Drawing.Color.Black;
//
VertexStore vxs = new VertexStore();
PathWriter writer = new PathWriter(vxs);
writer.MoveTo(30, 10);
writer.LineTo(60, 10);
writer.MoveTo(10, 100);
writer.LineTo(10, 50);
aggPainter.Draw(vxs);
//writer.MoveTo(100, 100);
//writer.LineTo(20, 200);
//aggPainter.LineJoin = this.LineJoin;
//aggPainter.LineCap = this.LineCap;
//
//----------------------------------------------------
////create a dash line
//VertexStore dashOutputVxs = new VertexStore();
//LineWalker dashGenLineWalker = new LineWalker();
////***
////you can customize what happend with the line segment
//dashGenLineWalker.AddMark(10, LineWalkDashStyle.Solid);
//dashGenLineWalker.AddMark(10, LineWalkDashStyle.Blank);
////dashGenLineWalker.AddMark(2, LineWalkDashStyle.Solid);
////dashGenLineWalker.AddMark(2, LineWalkDashStyle.Blank);
//dashGenLineWalker.Walk(vxs, dashOutputVxs);
////----------------------------------------------------
//aggPainter.Draw(dashOutputVxs);
////test drawline
//int n = newvxs.Count;
//double px = 0, py = 0;
//for (int i = 0; i < n; ++i)
//{
// double x, y;
// VertexCmd cmd = newvxs.GetVertex(i, out x, out y);
// switch (cmd)
// {
// case VertexCmd.MoveTo:
// px = x;
// py = y;
// break;
// case VertexCmd.LineTo:
// aggPainter.Line(px, py, x, y);
// break;
// }
// px = x;
// py = y;
//}
}
