public virtual List <ConnectionPoint> GetConnectionPoints()
{
List <ConnectionPoint> connectionPoints = new List <ConnectionPoint>();
if (HasCornerConnections)
{
connectionPoints.Add(new ConnectionPoint(GripType.TopLeft, DisplayRectangle.TopLeftCorner()));
connectionPoints.Add(new ConnectionPoint(GripType.TopRight, DisplayRectangle.TopRightCorner()));
connectionPoints.Add(new ConnectionPoint(GripType.BottomLeft, DisplayRectangle.BottomLeftCorner()));
connectionPoints.Add(new ConnectionPoint(GripType.BottomRight, DisplayRectangle.BottomRightCorner()));
}
if (HasCenterConnections)
{
connectionPoints.Add(new ConnectionPoint(GripType.LeftMiddle, DisplayRectangle.LeftMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.RightMiddle, DisplayRectangle.RightMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.TopMiddle, DisplayRectangle.TopMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.BottomMiddle, DisplayRectangle.BottomMiddle()));
}
if (HasLeftRightConnections)
{
connectionPoints.Add(new ConnectionPoint(GripType.Start, DisplayRectangle.LeftMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.End, DisplayRectangle.RightMiddle()));
}
if (HasTopBottomConnections)
{
connectionPoints.Add(new ConnectionPoint(GripType.Start, DisplayRectangle.TopMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.End, DisplayRectangle.BottomMiddle()));
}
return(connectionPoints);
}
public override List <ConnectionPoint> GetConnectionPoints()
{
List <ConnectionPoint> connectionPoints = new List <ConnectionPoint>();
connectionPoints.Add(new ConnectionPoint(GripType.Start, DisplayRectangle.LeftMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.End, DisplayRectangle.RightMiddle()));
connectionPoints.Add(new ConnectionPoint(GripType.Start, DisplayRectangle.TopRightCorner()));
connectionPoints.Add(new ConnectionPoint(GripType.End, DisplayRectangle.BottomRightCorner()));
return(connectionPoints);
}
public virtual List <ShapeAnchor> GetAnchors()
{
List <ShapeAnchor> anchors = new List <ShapeAnchor>();
Rectangle r;
Size anchorSize = new Size(anchorWidthHeight, anchorWidthHeight);
if (HasCornerAnchors)
{
r = new Rectangle(DisplayRectangle.TopLeftCorner(), anchorSize);
anchors.Add(new ShapeAnchor(GripType.TopLeft, r, Cursors.SizeNWSE));
r = new Rectangle(DisplayRectangle.TopRightCorner().Move(-anchorWidthHeight, 0), anchorSize);
anchors.Add(new ShapeAnchor(GripType.TopRight, r, Cursors.SizeNESW));
r = new Rectangle(DisplayRectangle.BottomLeftCorner().Move(0, -anchorWidthHeight), anchorSize);
anchors.Add(new ShapeAnchor(GripType.BottomLeft, r, Cursors.SizeNESW));
r = new Rectangle(DisplayRectangle.BottomRightCorner().Move(-anchorWidthHeight, -anchorWidthHeight), anchorSize);
anchors.Add(new ShapeAnchor(GripType.BottomRight, r, Cursors.SizeNWSE));
}
if (HasCenterAnchors || HasLeftRightAnchors)
{
r = new Rectangle(DisplayRectangle.LeftMiddle().Move(0, -anchorWidthHeight / 2), anchorSize);
anchors.Add(new ShapeAnchor(GripType.LeftMiddle, r, Cursors.SizeWE));
r = new Rectangle(DisplayRectangle.RightMiddle().Move(-anchorWidthHeight, -anchorWidthHeight / 2), anchorSize);
anchors.Add(new ShapeAnchor(GripType.RightMiddle, r, Cursors.SizeWE));
}
if (HasCenterAnchors || HasTopBottomAnchors)
{
r = new Rectangle(DisplayRectangle.TopMiddle().Move(-anchorWidthHeight / 2, 0), anchorSize);
anchors.Add(new ShapeAnchor(GripType.TopMiddle, r, Cursors.SizeNS));
r = new Rectangle(DisplayRectangle.BottomMiddle().Move(-anchorWidthHeight / 2, -anchorWidthHeight), anchorSize);
anchors.Add(new ShapeAnchor(GripType.BottomMiddle, r, Cursors.SizeNS));
}
return(anchors);
}
public virtual void DrawText(Graphics gr)
{
SizeF size = gr.MeasureString(Text, TextFont);
Brush brush = new SolidBrush(TextColor);
Point textpos;
// TextRenderer is terrible when font is bolded. Not sure why.
// Would be great to use this, but the rendering is so bad, I won't.
// Some info here:
// http://stackoverflow.com/questions/9038125/asp-net-textrenderer-drawtext-awful-text-images
//gr.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
//gr.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit; // <-- important!
//gr.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
//gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
//gr.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
//gr.TextContrast = 0;
//TextFormatFlags flags = TextFormatFlags.Right | TextFormatFlags.VerticalCenter | TextFormatFlags.WordBreak;
//TextRenderer.DrawText(gr, Text, TextFont, DisplayRectangle, TextColor, flags);
switch (TextAlign)
{
case ContentAlignment.TopLeft:
textpos = DisplayRectangle.TopLeftCorner().Move(5, 5);
break;
case ContentAlignment.TopCenter:
textpos = DisplayRectangle.TopMiddle().Move((int)(-size.Width / 2), 5);
break;
case ContentAlignment.TopRight:
textpos = DisplayRectangle.TopRightCorner().Move((int)(-(size.Width + 5)), 5);
break;
case ContentAlignment.MiddleLeft:
textpos = DisplayRectangle.LeftMiddle().Move(5, (int)(-size.Height / 2));
break;
case ContentAlignment.MiddleCenter:
textpos = DisplayRectangle.Center().Move((int)(-size.Width / 2), (int)(-size.Height / 2));
break;
case ContentAlignment.MiddleRight:
textpos = DisplayRectangle.RightMiddle().Move((int)(-(size.Width + 5)), (int)(-size.Height / 2));
break;
case ContentAlignment.BottomLeft:
textpos = DisplayRectangle.BottomLeftCorner().Move(5, (int)-(size.Height + 5));
break;
case ContentAlignment.BottomCenter:
textpos = DisplayRectangle.BottomMiddle().Move((int)(-size.Width / 2), (int)-(size.Height + 5));
break;
case ContentAlignment.BottomRight:
textpos = DisplayRectangle.BottomRightCorner().Move((int)(-(size.Width + 5)), (int)-(size.Height + 5));
break;
default: // middle center
textpos = DisplayRectangle.Center().Move((int)(-size.Width / 2), (int)(-size.Height / 2));
break;
}
gr.DrawString(Text, TextFont, brush, textpos);
brush.Dispose();
}