public override void Draw(GraphicsWrapper g, PointF?mousePosition, RectangleF clippingRectangle, RectangleF drawingSpace)
{
if (Visible == false)
{
return;
}
if (_controlPoints.Count < 1)
{
return;
}
PointF point1 = _controlPoints[0];
PointF point2;
if (mousePosition.HasValue)
{
point2 = mousePosition.Value;
}
else
{
point2 = point1;
}
if (_controlPoints.Count == 2)
{
point2 = _controlPoints[1];
}
// Clipping opitmization.
RectangleF rectangle = new RectangleF(
Math.Min(point1.X, point2.X), Math.Min(point1.Y, point2.Y),
Math.Abs(point2.X - point1.X), Math.Abs(point2.Y - point1.Y));
if (rectangle.IntersectsWith(clippingRectangle) == false)
{
return;
}
SimpleLine line = new SimpleLine(point1, point2);
PointF vec = new PointF(line.XDelta, line.YDelta);
vec = g.DrawingSpaceToActualSpace(vec, false);
vec = new PointF(vec.Y, vec.X);
// Rotate
PointF vec1 = SimpleLine.RotatePoint(vec, -(float)Math.PI / 2 + 0.3f);
PointF vec2 = SimpleLine.RotatePoint(vec, -(float)Math.PI / 2 - 0.3f);
// Scale
vec1 = new PointF(vec1.X * 0.35f, vec1.Y * 0.35f);
vec2 = new PointF(vec2.X * 0.35f, vec2.Y * 0.35f);
vec1 = g.ActualSpaceToDrawingSpace(vec1, false);
vec2 = g.ActualSpaceToDrawingSpace(vec2, false);
g.DrawLine(_pen, point1, point2);
g.FillPolygon(_brush, new PointF[] { point2, new PointF(point2.X + vec1.X, point2.Y + vec1.Y),
new PointF(point2.X + vec2.X, point2.Y + vec2.Y) });
if (Selected)
{
DrawControlPoints(g);
}
}
public override void Draw(GraphicsWrapper g, PointF? mousePosition, RectangleF clippingRectangle, RectangleF drawingSpace)
{
if (Visible == false)
{
return;
}
if (_controlPoints.Count < 1)
{
return;
}
PointF point1 = _controlPoints[0];
PointF point2;
if (mousePosition.HasValue)
{
point2 = mousePosition.Value;
}
else
{
point2 = point1;
}
if (_controlPoints.Count == 2)
{
point2 = _controlPoints[1];
}
// Clipping opitmization.
RectangleF rectangle = new RectangleF(
Math.Min(point1.X, point2.X), Math.Min(point1.Y, point2.Y),
Math.Abs(point2.X - point1.X), Math.Abs(point2.Y - point1.Y));
if (rectangle.IntersectsWith(clippingRectangle) == false)
{
return;
}
SimpleLine line = new SimpleLine(point1, point2);
PointF vec = new PointF(line.XDelta, line.YDelta);
vec = g.DrawingSpaceToActualSpace(vec, false);
vec = new PointF(vec.Y, vec.X);
// Rotate
PointF vec1 = SimpleLine.RotatePoint(vec, -(float)Math.PI/2 + 0.3f);
PointF vec2 = SimpleLine.RotatePoint(vec, -(float)Math.PI/2 -0.3f);
// Scale
vec1 = new PointF(vec1.X * 0.35f, vec1.Y * 0.35f);
vec2 = new PointF(vec2.X * 0.35f, vec2.Y * 0.35f);
vec1 = g.ActualSpaceToDrawingSpace(vec1, false);
vec2 = g.ActualSpaceToDrawingSpace(vec2, false);
g.DrawLine(_pen, point1, point2);
g.FillPolygon(_brush, new PointF[] { point2, new PointF(point2.X + vec1.X, point2.Y + vec1.Y),
new PointF(point2.X + vec2.X, point2.Y + vec2.Y) });
if (Selected)
{
DrawControlPoints(g);
}
}
