protected void RenderArrowPoints(SolidV.MVC.IView <Context, SolidV.MVC.Model> view, Context context,
double x, double y, double connectorSize, double extra_thickness = 0)
{
PointD[] pts = new PointD[] {
new PointD(x - (connectorSize + 1.0) - extra_thickness, y + (connectorSize / 1.5) + extra_thickness),
new PointD(x + 1.0f + extra_thickness, y),
new PointD(x - (connectorSize + 1.0) - extra_thickness, y - (connectorSize / 1.5) - extra_thickness)
};
context.MoveTo(pts[0]);
context.LineTo(pts[1]);
context.LineTo(pts[2]);
if (view.Mode == ViewMode.Render)
{
context.ClosePath();
context.Fill();
}
}
public override void DrawItem(SolidV.MVC.IView <Context, SolidV.MVC.Model> view,
Context context, object shape)
{
BezierCurvedArrowShape sh = (BezierCurvedArrowShape)shape;
if (view.Mode == ViewMode.Render)
{
context.NewPath();
}
context.Save();
PointD from = new PointD();
if (sh.From != null)
{
from = (sh.FromGlue != null) ?
sh.FromGlue.TransformPointToGlobal(sh.FromGlue.Center, context) : sh.From.Center;
from = sh.TransformPointToLocal(from, context);
}
PointD to = new PointD();
if (sh.To != null)
{
to = (sh.ToGlue != null) ?
sh.ToGlue.TransformPointToGlobal(sh.ToGlue.Center, context) : sh.To.Center;
to = sh.TransformPointToLocal(to, context);
}
GetArrowLinePoints(context, from.X, from.Y, to.X, to.Y, sh.LineWidth, sh.ConnectorSize,
view.Mode == ViewMode.Select ? sh.ExtraThickness : sh.LineWidth);
if (view.Mode == ViewMode.Render)
{
context.Fill();
}
RenderArrowPoints(view, context, to.X, to.Y, sh.ConnectorSize,
view.Mode == ViewMode.Select ? sh.ExtraThickness : sh.LineWidth);
context.Restore();
}
