public static Vex.Point GetScalingOrigin(this ColorMask colorMask, Vex.Rectangle r)
{
Vex.Point result = r.Point;
switch (colorMask)
{
case ColorMask.ScaleTopLeft:
case ColorMask.ScaleLeftCenter:
case ColorMask.ScaleTopCenter:
case ColorMask.RulerSelLeft:
case ColorMask.RulerSelTop:
result = new Vex.Point(r.Right, r.Bottom);
break;
case ColorMask.ScaleTopRight:
result = new Vex.Point(r.Left, r.Bottom);
break;
case ColorMask.ScaleBottomRight:
case ColorMask.ScaleBottomCenter:
case ColorMask.ScaleRightCenter:
case ColorMask.RulerSelRight:
case ColorMask.RulerSelBottom:
result = r.Point;
break;
case ColorMask.ScaleBottomLeft:
result = new Vex.Point(r.Right, r.Top);
break;
}
return(result);
}
public PointF[] GetTransformedPoints()
{
Vex.Rectangle tb = UntransformedBounds;//.TranslatedRectangle(StrokeBounds.Left, StrokeBounds.Top);
PointF[] pts = tb.SysPointFs();
TransformMatrix.TransformPoints(pts);
return(pts);
}
public void ResetTransform()
{
if (transformMatrix != null)
{
transformMatrix.Dispose();
}
if (list.Count == 1)
{
DesignInstance di = instanceManager[list[0]];
transformMatrix = di.GetMatrix().SysMatrix();
center = di.RotationCenter;
untransformedBounds = di.Definition.StrokeBounds;//.TranslatedRectangle(-di.Location.X, -di.Location.Y);
}
else
{
transformMatrix = new Matrix();
transformMatrix.Translate(StrokeBounds.Left, StrokeBounds.Top, MatrixOrder.Append);
center = StrokeBounds.LocalCenter;
//center = StrokeBounds.LocalCenter.Translate(StrokeBounds.Point);
untransformedBounds = StrokeBounds.TranslatedRectangle(-StrokeBounds.Left, -StrokeBounds.Top);
}
isTransformDirty = false;
}
public void Clear()
{
list.Clear();
strokeBounds = Vex.Rectangle.Empty;
isDirty = true;
isTransformDirty = true;
relatedAreInvalid = true;
OnContentsChanged();
}
public PointF[] GetTransformedPoints(Matrix globalMatrix)
{
Vex.Rectangle tb = UntransformedBounds;
PointF[] pts = tb.SysPointFs();
using (Matrix m = TransformMatrix.Clone())
{
m.Multiply(globalMatrix, MatrixOrder.Append);
m.TransformPoints(pts);
}
return(pts);
}
public void Set(uint[] ids)
{
if (!ArrayEquals(ids, list.ToArray()))
{
list.Clear();
strokeBounds = Vex.Rectangle.Empty;
foreach (uint id in ids)
{
list.Add(id);
}
isDirty = true;
isTransformDirty = true;
relatedAreInvalid = true;
OnContentsChanged();
}
}
public static Vex.Point GetHandleOffset(this ColorMask colorMask, Vex.Rectangle r, Vex.Point mouseDownLocation)
{
Vex.Point result = Vex.Point.Zero;
switch (colorMask)
{
case ColorMask.ScaleTopLeft:
case ColorMask.RotateTopLeft:
result = mouseDownLocation.Translate(new Vex.Point(-r.Left, -r.Top));
break;
case ColorMask.ScaleTopRight:
case ColorMask.RotateTopRight:
result = mouseDownLocation.Translate(new Vex.Point(-r.Right, -r.Top));
break;
case ColorMask.ScaleBottomRight:
case ColorMask.RotateBottomRight:
result = mouseDownLocation.Translate(new Vex.Point(-r.Right, -r.Bottom));
break;
case ColorMask.ScaleBottomLeft:
case ColorMask.RotateBottomLeft:
result = mouseDownLocation.Translate(new Vex.Point(-r.Left, -r.Bottom));
break;
case ColorMask.RulerSelLeft:
result = mouseDownLocation.Translate(new Vex.Point(-r.Left, 0));
break;
case ColorMask.RulerSelTop:
result = mouseDownLocation.Translate(new Vex.Point(0, -r.Top));
break;
case ColorMask.RulerSelRight:
result = mouseDownLocation.Translate(new Vex.Point(-r.Right, 0));
break;
case ColorMask.RulerSelBottom:
result = mouseDownLocation.Translate(new Vex.Point(0, -r.Bottom));
break;
}
return(result);
}
public Vex.Rectangle CalculateBounds(uint[] instances, out Vex.Point topLeft)
{
Vex.Rectangle bounds = Vex.Rectangle.Empty;
float top = int.MaxValue;
float left = int.MaxValue;
foreach (uint id in instances)
{
DesignInstance inst = instanceManager[id];
if (bounds.IsEmpty)
{
bounds = inst.StrokeBounds;
}
else
{
bounds = inst.StrokeBounds.Union(bounds);// Rectangle.Union(bounds, inst.Bounds);
}
left = Math.Min(left, inst.Location.X);
top = Math.Min(top, inst.Location.Y);
}
topLeft = new Vex.Point(left, top);
return(bounds);
}
private void CalculateBounds()
{
strokeBounds = CalculateBounds(list.ToArray(), out location);
MainForm.CurrentStage.OnEdit();
}
