public static Matrix ToXwt(this System.Drawing.Drawing2D.Matrix matrice)
{
return(new Matrix(
matrice.Elements[0],
matrice.Elements[1],
matrice.Elements[2],
matrice.Elements[3],
matrice.Elements[4],
matrice.Elements[5]));
}
public void OnPaintTest2(IRenderEventArgs e)
{
Graphics g = ((GdiSurface)e.Surface).Graphics;
SD.Drawing2D.Matrix save = g.Transform;
g.Transform = Camera.Matrix.ToGdi();
Rectangle smaller = new Rectangle(start, new Size(50, 20));
Rectangle bigger = new Rectangle(start, new Size(55, 25));
Rectangle rect3 = new Rectangle(start, new Size(10, 10));
g.DrawRectangle(rectPen, smaller);
g.DrawRectangle(rectPen, bigger);
smaller.Inflate(-5, -5);
bigger.Inflate(5, 5);
//region.MakeEmpty ();
region.MakeEmpty();
invPath.Reset();
invPath.FillMode = FillMode.Alternate;
smaller.Intersect(bigger);
//region.Intersect (smaller);
//invPath.StartFigure ();
invPath.AddRectangle(bigger);
//invPath.CloseFigure();
//invPath.StartFigure();
invPath.AddRectangle(smaller);
//invPath.CloseFigure();
// this is to simulage g.Clip, as it has the bounds-rectangle:
region.Union(invPath.GetBounds());
region.Intersect(invPath);
Region saveRegion = g.Clip;
g.Clip = region;
g.DrawPath(pathPen, invPath);
//g.FillPath (regionBrush, invPath);
g.FillRegion(regionBrush, g.Clip);
if (!region.IsVisible(rect3))
{
int x = 1;
}
//g.FillRegion (clipregionBrush, g.Clip);
g.Transform = save;
g.Clip = saveRegion;
}
public override void OnPaint(IRenderEventArgs e)
{
Graphics g = ((GdiSurface)e.Surface).Graphics;
SD.Drawing2D.Matrix save = g.Transform;
g.Transform = Camera.Matrix.ToGdi();
Rectangle smaller = new Rectangle(start, new Size(50, 20));
Rectangle bigger = new Rectangle(start, new Size(55, 25));
g.DrawRectangle(rectPen, smaller);
g.DrawRectangle(rectPen, bigger);
smaller.Inflate(-5, -5);
bigger.Inflate(5, 5);
Rectangle[] pathRects =
{
Rectangle.FromLTRB(bigger.Left, bigger.Top, bigger.Right, smaller.Top),
Rectangle.FromLTRB(bigger.Left, smaller.Bottom, bigger.Right, bigger.Bottom),
Rectangle.FromLTRB(bigger.Left, smaller.Top, smaller.Left, smaller.Bottom),
Rectangle.FromLTRB(smaller.Right, smaller.Top, bigger.Right, smaller.Bottom)
};
Region clipRegion = new Region();
clipRegion.MakeInfinite();
clipRegion.Intersect(
Rectangle.FromLTRB(bigger.Left, bigger.Top, bigger.Right, smaller.Top));
clipRegion.Union(
Rectangle.FromLTRB(bigger.Left, smaller.Bottom, bigger.Right, bigger.Bottom));
clipRegion.Union(
Rectangle.FromLTRB(bigger.Left, smaller.Top, smaller.Left, smaller.Bottom));
clipRegion.Union(
Rectangle.FromLTRB(smaller.Right, smaller.Top, bigger.Right, smaller.Bottom));
bool isVisible = false;
RectangleF testRect = Rectangle.Inflate(smaller, -1, -1);
isVisible = clipRegion.IsVisible(testRect);
if (isVisible)
{
clipRegion.MakeInfinite();
}
invPath.Reset();
invPath.FillMode = FillMode.Alternate;
invPath.AddRectangles(pathRects);
g.DrawPath(pathPen, invPath);
g.FillPath(regionBrush, invPath);
}
public override void OnPaint(IRenderEventArgs e)
{
var hull =
//CommandsHull;
//hull = ClipHull(e);
GetHull(this.Data, Camera.Matrix, 5);
Graphics g = ((GdiSurface)e.Surface).Graphics;
System.Drawing.Drawing2D.Matrix save = g.Transform;
g.Transform = new System.Drawing.Drawing2D.Matrix();
if (oldHull != null && oldHull.Length > 2)
{
invPath.Reset();
invPath.FillMode = FillMode.Alternate;
invPath.AddPolygon(oldHull);
g.DrawPath(backGroundPen, invPath);
//g.FillPath (regionBrush, invPath);
oldHull = null;
}
if (hull != null && hull.Length > 2)
{
invPath.Reset();
invPath.FillMode = FillMode.Alternate;
invPath.AddPolygon(hull);
g.DrawPath(pathPen, invPath);
//g.FillPath (regionBrush, invPath);
g.Transform = save;
oldHull = hull;
}
g.Transform = save;
}
