public static RenderTargetBitmap GetImage(Canvas canvas, double scale = 1.0, bool avecFond = false)
{
DrawEntities.CalcMaxDimDoc();
DimMax dim = DrawEntities.dimDoc;
Size size = new Size(dim.Width(), dim.Height());
//Size size = new Size(1000, 1000);
//System.Windows.Point p0 = new System.Windows.Point(0,-200);
System.Windows.Point p0 = new System.Windows.Point(dim.minX, dim.minY);
if (size.IsEmpty)
{
return(null);
}
//RenderTargetBitmap result = new RenderTargetBitmap((int)size.Width*2, (int)size.Height*2, 96*2, 96*2, PixelFormats.Pbgra32);
RenderTargetBitmap result = new RenderTargetBitmap((int)(size.Width * scale), (int)(size.Height * scale), 96 * scale, 96 * scale, PixelFormats.Default);
DrawingVisual drawingvisual = new DrawingVisual();
using (DrawingContext context = drawingvisual.RenderOpen())
{
if (avecFond)
{
context.DrawRectangle(Brushes.White, null, new Rect(p0, size));
}
context.DrawRectangle(new VisualBrush(canvas), null, new Rect(p0, size));
context.Close();
}
result.Render(drawingvisual);
return(result);
}
/*public static void initMaxPt()
{
maxX=Double.MinValue;
minX=Double.MaxValue;
maxY=Double.MinValue;
minY=Double.MaxValue;
}*/
public static Vector2 getBlockCenter()
{
DimMax dim = GetLastMaxDim();
Vector2 v1 = new Vector2(dim.minX,dim.minY);
Vector2 v2 = new Vector2(dim.maxX,dim.maxY);
Vector2 vres = (v1+v2)/2;
return vres;
}
/*Draw Insert*/
public static void DrawInsert(Insert xInsert, Canvas mainCanvas)
{
xInsert.Block.Layer = xInsert.Layer;
Canvas canvas1 = new Canvas();
AddNewMaxDim();
canvas1 = GetBlock(xInsert.Block, xInsert.Color, xInsert.Lineweight);
DimMax dim = GetLastMaxDim();
mainCanvas.Children.Add(canvas1);
double x1,x2,y1,y2;
Vector2 vCenter = getBlockCenter();
x1 = dim.maxX*xInsert.Scale.X+xInsert.Position.X;
y1 = dim.maxY*xInsert.Scale.Y+xInsert.Position.Y;
x2= dim.minX*xInsert.Scale.X+xInsert.Position.X;
y2 = dim.minY*xInsert.Scale.Y+xInsert.Position.Y;
dim.maxX = Math.Max(x1,x2);
dim.minX = Math.Min(x1,x2);
dim.maxY = Math.Max(y1,y2);
dim.minY = Math.Min(y1,y2);
Canvas.SetLeft(canvas1, xInsert.Position.X);
//if (xInsert.Scale.X < 0) Canvas.SetLeft(canvas1, dim.maxX);
Canvas.SetTop(canvas1, mainCanvas.Height - (xInsert.Position.Y + canvas1.Height));
//if (xInsert.Scale.Y < 0) Canvas.SetTop(canvas1, mainCanvas.Height - (dim.maxY));;
TransformGroup trgr = new TransformGroup();
canvas1.RenderTransform = trgr;
if(xInsert.Rotation != 0.0)
{
trgr.Children.Add(new RotateTransform(xInsert.Rotation,0,0));
}
if((xInsert.Scale.X != 1.0 ||xInsert.Scale.Y != 1.0) && xInsert.Scale.X != 0 && xInsert.Scale.Y != 0)
{
trgr.Children.Add(new ScaleTransform(xInsert.Scale.X,xInsert.Scale.Y,0,0));
}
foreach (netDxf.Entities.Attribute xAttrib in xInsert.Attributes) {
xAttrib.Layer = xInsert.Layer;
DrawAttribute(xAttrib, mainCanvas);
}
}
public static void getMaxPt(System.Windows.Point pt)
{
DimMax dim = GetLastMaxDim();
if (dim != null)
{
if(pt.X > dim.maxX) dim.maxX=pt.X;
if(pt.Y > dim.maxY) dim.maxY=pt.Y;
if(pt.X < dim.minX) dim.minX=pt.X;
if(pt.Y < dim.minY) dim.minY=pt.Y;
}
}
public static void AddNewMaxDim()
{
DimMax newDim = new DimMax();
listDim.Add(newDim);
}