public object Clone()
{
PaTriangleDef pt = new PaTriangleDef();
for (int i = 0; i < 3; i++)
{
pt.points[i] = this.points[i];
pt.dx[i] = this.dx[i];
pt.dy[i] = this.dy[i];
}
pt.color = this.color;
pt.dr = this.dr;
pt.dg = this.dg;
pt.db = this.db;
return(pt);
}
public void PaTriangle2016CS20_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
for (int i = 0; i < nCount; i++)
{
if (i == 3)
{
pts_t = (PaTriangleDef)pts.Clone();
}
pen.Color = Color.FromArgb(pts.color.R * i / nCount, pts.color.G * i / nCount, pts.color.B * i / nCount);
//pen.Color = Color.FromArgb(255*i/nCount, pts.color); // 使用 Alpha 通道CPU占用率很高
g.DrawLines(pen, pts.points);
g.DrawLine(pen, pts.points[0], pts.points[2]);
PA_DoTriangleMoveItem();
}
pts = (PaTriangleDef)pts_t.Clone();
PA_DoTriangleNextColor();
}