/// <summary>
/// Draw the image of the button
/// </summary>
/// <param name="e"></param>
/// <param name="bounds"></param>
public virtual void DrawImage(VCButtonItem button, ItemPaintEventArgs e, Rectangle imgBounds)
{
Image image = button.Image;
if (button.Enabled)
{
e.Graphics.DrawImage(image, imgBounds);
}
else
{
float[][] array = new float[5][];
array[0] = new float[5] {
0.2125f, 0.2125f, 0.2125f, 0, 0
};
array[1] = new float[5] {
0.5f, 0.5f, 0.5f, 0, 0
};
array[2] = new float[5] {
0.0361f, 0.0361f, 0.0361f, 0, 0
};
array[3] = new float[5] {
0, 0, 0, 1, 0
};
array[4] = new float[5] {
0.2f, 0.2f, 0.2f, 0, 1
};
ColorMatrix grayMatrix = new ColorMatrix(array);
ImageAttributes att = new ImageAttributes();
att.SetColorMatrix(grayMatrix);
e.Graphics.DrawImage(image, imgBounds, 0, 0, imgBounds.Width, imgBounds.Height, GraphicsUnit.Pixel, att);
}
}
/// <summary>
/// Draw the background of the button
/// </summary>
/// <param name="e"></param>
/// <param name="bounds"></param>
public virtual void DrawBackground(VCButtonItem button, ItemPaintEventArgs e, GraphicsPath bounds)
{
if (button.IsMouseDown)
{
using (Brush brush = new SolidBrush(Color.Yellow))
{
e.Graphics.FillPath(brush, bounds);
}
}
}
/// <summary>
/// Draw the text of the button
/// </summary>
/// <param name="e"></param>
/// <param name="bounds"></param>
public virtual void DrawText(VCButtonItem button, ItemPaintEventArgs e, Rectangle textBounds)
{
// Calculate formatting
StringFormat format = new StringFormat();
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
// Draw text
Color c = button.Enabled ? button.TextColor : ControlPaint.Light(button.TextColor);
using (Brush brush = new SolidBrush(c))
{
e.Graphics.DrawString(button.Text, button.Font, brush, textBounds, format);
}
}
/// <summary>
/// Draw the mouse over markers of the button
/// </summary>
/// <param name="e"></param>
/// <param name="bounds"></param>
public virtual void DrawMouseOver(VCButtonItem button, ItemPaintEventArgs e, GraphicsPath bounds)
{
e.Graphics.DrawPath(Pens.Azure, bounds);
}
/// <summary>
/// Default ctor
/// </summary>
/// <param name="button"></param>
/// <param name="next"></param>
public ButtonMouseHandler(VCButtonItem button, Handlers.MouseHandler next)
: base(next)
{
this.button = button;
}
