/// <summary>
/// Display a collection of loops in
/// a bitmap generated on the fly.
/// </summary>
public static Bitmap DisplayLoops(
ICollection <JtLoops> loops)
{
JtBoundingBox2dInt bbFrom = new JtBoundingBox2dInt();
foreach (JtLoops a in loops)
{
bbFrom.ExpandToContain(a.BoundingBox);
}
//bbFrom.AdjustBy();
// Adjust target rectangle height to the
// displayee loop height.
int width = _form_width;
int height = (int)(width * bbFrom.AspectRatio + 0.5);
// the bounding box fills the rectangle
// perfectly and completely, inverted and
// non-uniformly distorted.
// Reduce target rectangle slightly so line
// segments along the outer edge are visible.
//width -= 6;
//height -= 6;
// Specify transformation target rectangle
// including a margin.
int bottom = height - (_margin + _margin);
Point[] parallelogramPoints = new Point[] {
new Point(_margin, bottom), // upper left
new Point(width - _margin, bottom), // upper right
new Point(_margin, _margin) // lower left
};
// Transform from native loop coordinate system
// to target display coordinates.
Matrix transform = new Matrix(
bbFrom.Rectangle, parallelogramPoints);
//int edge_width = 4;
Bitmap bmp = new Bitmap(width, height);
Graphics graphics = Graphics.FromImage(bmp);
graphics.Clear(System.Drawing.Color.White);
foreach (JtLoops a in loops)
{
DrawLoopsOnGraphics(graphics,
a.GetGraphicsPathLines(), transform);
}
return(bmp);
}
/// <summary>
/// Expand bounding box to contain
/// the given other bounding box.
/// </summary>
public void ExpandToContain(JtBoundingBox2dInt b)
{
ExpandToContain(b.Min);
ExpandToContain(b.Max);
}
/// <summary>
/// Display room and the furniture contained in it
/// in a bitmap generated on the fly.
/// </summary>
/// <param name="roomLoops">Room boundary loops</param>
/// <param name="geometryLoops">Family symbol geometry</param>
/// <param name="familyInstances">Family instances</param>
public static Bitmap DisplayRoom(
JtLoops roomLoops,
Dictionary <string, JtLoop> geometryLoops,
List <JtPlacement2dInt> familyInstances)
{
JtBoundingBox2dInt bbFrom = roomLoops.BoundingBox;
// Adjust target rectangle height to the
// displayee loop height.
int width = _form_width;
int height = (int)(width * bbFrom.AspectRatio + 0.5);
//SizeF fsize = new SizeF( width, height );
//SizeF scaling = new SizeF( 1, 1 );
//PointF translation = new PointF( 0, 0 );
//GetTransform( fsize, bbFrom,
// ref scaling, ref translation, true );
//Matrix transform1 = new Matrix(
// new Rectangle(0,0,width,height),
// bbFrom.GetParallelogramPoints());
//transform1.Invert();
// the bounding box fills the rectangle
// perfectly and completely, inverted and
// non-uniformly distorted:
//Point2dInt pmin = bbFrom.Min;
//Rectangle rect = new Rectangle(
// pmin.X, pmin.Y, bbFrom.Width, bbFrom.Height );
//Point[] parallelogramPoints = new Point [] {
// new Point( 0, 0 ), // upper left
// new Point( width, 0 ), // upper right
// new Point( 0, height ) // lower left
//};
// the bounding box fills the rectangle
// perfectly and completely, inverted and
// non-uniformly distorted:
// Specify transformation target rectangle
// including a margin.
int bottom = height - (_margin + _margin);
Point[] parallelogramPoints = new Point[] {
new Point(_margin, bottom), // upper left
new Point(width - _margin, bottom), // upper right
new Point(_margin, _margin) // lower left
};
// Transform from native loop coordinate system
// to target display coordinates.
Matrix transform = new Matrix(
bbFrom.Rectangle, parallelogramPoints);
Bitmap bmp = new Bitmap(width, height);
Graphics graphics = Graphics.FromImage(bmp);
graphics.Clear(System.Drawing.Color.White);
DrawLoopsOnGraphics(graphics,
roomLoops.GetGraphicsPathLines(), transform);
if (null != familyInstances)
{
List <Point[]> loops = new List <Point[]>(1);
loops.Add(new Point[] { });
foreach (JtPlacement2dInt i in familyInstances)
{
Point2dInt v = i.Translation;
Matrix placement = new Matrix();
placement.Rotate(i.Rotation);
placement.Translate(v.X, v.Y, MatrixOrder.Append);
placement.Multiply(transform, MatrixOrder.Append);
loops[0] = geometryLoops[i.SymbolId]
.GetGraphicsPathLines();
DrawLoopsOnGraphics(graphics, loops, placement);
}
}
return(bmp);
}
