/// <summary>
/// Draw the mouse events image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_DrawImage(object sender, DrawImageEventArgs e)
{
Graphics g = e.Graphics;
ImageAreaCircle a = (ImageAreaCircle)sender;
int nShineOffset = a.Radius / 2;
Rectangle r = new Rectangle(a.CenterPoint.X - a.Radius, a.CenterPoint.Y - a.Radius, a.Radius * 2,
a.Radius * 2);
r.Inflate(-2, -2);
// Offset the area rectangle by the draw event offset
r.Offset(e.ImageOffset.X, e.ImageOffset.Y);
using (GraphicsPath pth = new GraphicsPath())
{
pth.AddEllipse(r);
using (PathGradientBrush pgb = new PathGradientBrush(pth))
{
pgb.CenterColor = Color.White;
pgb.SurroundColors = new Color [] { Color.BurlyWood };
Point shine = new Point(a.CenterPoint.X - nShineOffset, a.CenterPoint.Y - nShineOffset);
shine.Offset(e.ImageOffset.X, e.ImageOffset.Y);
pgb.CenterPoint = shine;
g.FillEllipse(pgb, r);
g.DrawString((string)a.Tag, buttonFont, Brushes.Black, r, sfFormat);
}
}
// We'll let the image map draw the focus frame when needed
e.DrawFocus = true;
}
/// <summary>
/// Handle the mouse up event for the mouse image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_MouseUp(object sender, MouseEventArgs e)
{
ImageAreaCircle a = (ImageAreaCircle)sender;
a.Tag = "Mouse Button Up";
imMap.Invalidate();
imMap.Update();
}
/// <summary>
/// Handle the mouse hover event for the mouse image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_MouseHover(object sender, EventArgs e)
{
ImageAreaCircle a = (ImageAreaCircle)sender;
a.Tag = "Mouse Hovering";
imMap.Invalidate();
imMap.Update();
}
/// <summary>
/// Handle the mouse move event for the mouse image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_MouseMove(object sender, MouseEventArgs e)
{
ImageAreaCircle a = (ImageAreaCircle)sender;
a.Tag = String.Format(CultureInfo.CurrentUICulture, "Mouse Move ({0},{1})", e.X, e.Y);
imMap.Invalidate();
imMap.Update();
}
/// <summary>
/// Handle the mouse leave event for the mouse image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_MouseLeave(object sender, EventArgs e)
{
ImageAreaCircle a = (ImageAreaCircle)sender;
a.Tag = "Mouse Left Area";
}
/// <summary>
/// Handle the mouse enter event for the mouse image area
/// </summary>
/// <param name="sender">The sender of the event (the image area)</param>
/// <param name="e">The event arguments</param>
private void MouseArea_MouseEnter(object sender, EventArgs e)
{
ImageAreaCircle a = (ImageAreaCircle)sender;
a.Tag = "Mouse Entered Area";
}
