/// <summary>
/// Demonstrates the use of XGraphics.Transform.
/// </summary>
public override void RenderPage(XGraphics gfx)
{
XGraphicsState state1, state2;
base.RenderPage(gfx);
state1 = gfx.Save(); // Level 1
gfx.TranslateTransform(20, 50);
gfx.DrawLine(XPens.Blue, 0, 0, 10, 10);
gfx.Restore(state1);
state1 = gfx.Save(); // Level 2
gfx.TranslateTransform(220, 50);
gfx.DrawLine(XPens.Blue, 0, 0, 10, 10);
XGraphicsPath clipPath = new XGraphicsPath();
clipPath.AddPie(0, 10, 150, 100, -50, 100);
gfx.IntersectClip(clipPath);
gfx.DrawRectangle(XBrushes.LightYellow, 0, 0, 1000, 1000);
state2 = gfx.Save(); // Level 3
gfx.ScaleTransform(10);
gfx.DrawLine(XPens.Red, 1, 1, 10, 10);
//gfx.ResetClip();
gfx.Restore(state2); // Level 2
gfx.DrawLine(XPens.Red, 1, 1, 10, 10);
gfx.Restore(state1);
#if true_
gfx.SetClip(new XRect(20, 20, 300, 500));
gfx.DrawRectangle(XBrushes.Yellow, 0, 0, gfx.PageSize.Width, gfx.PageSize.Height);
gfx.SetClip(new XRect(100, 200, 300, 500), XCombineMode.Intersect);
gfx.DrawRectangle(XBrushes.LightBlue, 0, 0, gfx.PageSize.Width, gfx.PageSize.Height);
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen1.Pen, GetPentagram(75, new PointF(150, 200)));
Matrix matrix = new Matrix();
//matrix.Scale(2f, 1.5f);
//matrix.Translate(-200, -400);
//matrix.Rotate(45);
//matrix.Translate(200, 400);
//gfx.Transform = matrix;
//gfx.TranslateTransform(50, 30);
#if true
gfx.TranslateTransform(30, 40, XMatrixOrder.Prepend);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Prepend);
gfx.RotateTransform(15, XMatrixOrder.Prepend);
#else
gfx.TranslateTransform(30, 40, XMatrixOrder.Append);
gfx.ScaleTransform(2.0f, 2.0f, XMatrixOrder.Append);
gfx.RotateTransform(15, XMatrixOrder.Append);
#endif
bool id = matrix.IsIdentity;
matrix.Scale(2.0f, 2.0f, MatrixOrder.Prepend);
//matrix.Translate(30, -50);
matrix.Rotate(15, MatrixOrder.Prepend);
Matrix mtx = gfx.Transform.ToMatrix();
//gfx.Transform = matrix;
gfx.DrawLine(XPens.MediumSlateBlue, 0, 0, 150, 200);
gfx.DrawPolygon(properties.Pen2.Pen, GetPentagram(75, new PointF(150, 200)));
gfx.ResetClip();
gfx.DrawLine(XPens.Red, 0, 0, 1000, 1000);
gfx.DrawPolygon(XPens.SandyBrown, GetPentagram(75, new PointF(150, 200)));
#endif
}