/// <summary>
/// Draw this handle according to the handle's style.
/// </summary>
/// <param name="g"></param>
/// <param name="view"></param>
/// <remarks>
/// Handles never have shadows, but their outlines and fills
/// can be specified by the <see cref="P:Northwoods.Go.GoShape.Pen" /> and
/// <see cref="P:Northwoods.Go.GoShape.Brush" /> properties.
/// Hollow handles (those with a <see cref="P:Northwoods.Go.GoHandle.GoObject" />.<c>NoHandle</c>
/// <see cref="P:Northwoods.Go.GoHandle.HandleID" />), should have no <see cref="P:Northwoods.Go.GoShape.Brush" />.
/// </remarks>
public override void Paint(Graphics g, GoView view)
{
RectangleF bounds = Bounds;
switch (Style)
{
case GoHandleStyle.None:
break;
default:
GoShape.DrawRectangle(g, view, Pen, Brush, bounds.X, bounds.Y, bounds.Width, bounds.Height);
break;
case GoHandleStyle.Ellipse:
GoShape.DrawEllipse(g, view, Pen, Brush, bounds.X, bounds.Y, bounds.Width, bounds.Height);
break;
case GoHandleStyle.Diamond:
{
PointF[] array2 = view.AllocTempPointArray(4);
array2[0].X = bounds.X + bounds.Width / 2f;
array2[0].Y = bounds.Y;
array2[1].X = bounds.X + bounds.Width;
array2[1].Y = bounds.Y + bounds.Height / 2f;
array2[2].X = array2[0].X;
array2[2].Y = bounds.Y + bounds.Height;
array2[3].X = bounds.X;
array2[3].Y = array2[1].Y;
GoShape.DrawPolygon(g, view, Pen, Brush, array2);
view.FreeTempPointArray(array2);
break;
}
case GoHandleStyle.TriangleTopLeft:
case GoHandleStyle.TriangleTopRight:
case GoHandleStyle.TriangleBottomRight:
case GoHandleStyle.TriangleBottomLeft:
case GoHandleStyle.TriangleMiddleTop:
case GoHandleStyle.TriangleMiddleRight:
case GoHandleStyle.TriangleMiddleBottom:
case GoHandleStyle.TriangleMiddleLeft:
{
PointF[] array = view.AllocTempPointArray(3);
ComputeTrianglePoints(array);
GoShape.DrawPolygon(g, view, Pen, Brush, array);
view.FreeTempPointArray(array);
break;
}
}
}
/// <summary>
/// Unlike most ports, this kind of port will draw a drop-shadow, if expected of the parent
/// <see cref="T:Northwoods.Go.GoBoxNode" />.
/// </summary>
/// <param name="g"></param>
/// <param name="view"></param>
public override void Paint(Graphics g, GoView view)
{
if (Style != 0 && base.Parent != null && base.Parent.Shadowed)
{
RectangleF bounds = Bounds;
SizeF shadowOffset = base.Parent.GetShadowOffset(view);
if (Brush != null)
{
Brush shadowBrush = base.Parent.GetShadowBrush(view);
GoShape.DrawRectangle(g, view, null, shadowBrush, bounds.X + shadowOffset.Width, bounds.Y + shadowOffset.Height, bounds.Width, bounds.Height);
}
else if (Pen != null)
{
Pen shadowPen = base.Parent.GetShadowPen(view, GoShape.GetPenWidth(Pen));
GoShape.DrawRectangle(g, view, shadowPen, null, bounds.X + shadowOffset.Width, bounds.Y + shadowOffset.Height, bounds.Width, bounds.Height);
}
}
base.Paint(g, view);
}
/// <summary>
/// Paint a possibly shadowed rectangle.
/// </summary>
/// <param name="g"></param>
/// <param name="view"></param>
public override void Paint(Graphics g, GoView view)
{
Brush brush = Brush;
RectangleF bounds = Bounds;
if (Shadowed)
{
SizeF shadowOffset = GetShadowOffset(view);
if (brush != null)
{
Brush shadowBrush = GetShadowBrush(view);
GoShape.DrawRectangle(g, view, null, shadowBrush, bounds.X + shadowOffset.Width, bounds.Y + shadowOffset.Height, bounds.Width, bounds.Height);
}
else if (Pen != null)
{
Pen shadowPen = GetShadowPen(view, PenWidth);
GoShape.DrawRectangle(g, view, shadowPen, null, bounds.X + shadowOffset.Width, bounds.Y + shadowOffset.Height, bounds.Width, bounds.Height);
}
}
GoShape.DrawRectangle(g, view, Pen, brush, bounds.X, bounds.Y, bounds.Width, bounds.Height);
}
/// <summary>
/// Make sure the Control in the view exists and is positioned and sized correctly.
/// </summary>
/// <param name="g"></param>
/// <param name="view"></param>
/// <remarks>
/// This ignores the <see cref="P:Northwoods.Go.GoObject.Shadowed" /> property.
/// Controls are not created for <see cref="T:Northwoods.Go.GoOverview" /> views--instead
/// they are drawn as light gray rectangles.
/// </remarks>
public override void Paint(Graphics g, GoView view)
{
if (view is GoOverview)
{
RectangleF bounds = Bounds;
GoShape.DrawRectangle(g, view, GoShape.Pens_Black, GoShape.Brushes_LightGray, bounds.X, bounds.Y, bounds.Width, bounds.Height);
return;
}
Control control = GetControl(view);
if (control != null)
{
RectangleF bounds2 = Bounds;
Rectangle bounds3 = view.ConvertDocToView(bounds2);
if (!(control is GoText.ComboBoxControl))
{
control.Bounds = bounds3;
}
if (!control.Visible)
{
control.Visible = true;
}
}
}
