private void InitButtonStyle(ExpandButtonStyle style)
{
_expandButtonStyle = style;
switch (_expandButtonStyle)
{
case ExpandButtonStyle.MagicArrow:
var bmp = Properties.Resources.Upload;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Circle:
bmp = Properties.Resources.icon_expand;
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Triangle:
pictureBox1.Image = Properties.Resources._1downarrow1;
break;
case ExpandButtonStyle.FatArrow:
bmp = Properties.Resources.up_256;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Classic:
bmp = Properties.Resources.icon_struct_hide_collapsed;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
default:
throw new ArgumentOutOfRangeException("style");
}
// collapsed bitmap:
_collapsed = pictureBox1.Image;
// expanded bitmap is rotated collapsed bitmap:
_expanded = MakeGrayscale3(pictureBox1.Image);
_expanded.RotateFlip(RotateFlipType.Rotate180FlipNone);
// finally set appropriate bitmap for current state
pictureBox1.Image = _isExpanded ? _expanded : _collapsed;
}
private void InitButtonStyle(ExpandButtonStyle style)
{
_expandButtonStyle = style;
switch (_expandButtonStyle)
{
case ExpandButtonStyle.MagicArrow:
var bmp = Properties.Resources.Upload;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Circle:
bmp = Properties.Resources.icon_expand;
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Triangle:
pictureBox1.Image = Properties.Resources._1downarrow1;
break;
case ExpandButtonStyle.FatArrow:
bmp = Properties.Resources.up_256;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
case ExpandButtonStyle.Classic:
bmp = Properties.Resources.icon_struct_hide_collapsed;
bmp.RotateFlip(RotateFlipType.Rotate180FlipNone);
pictureBox1.Image = bmp;
break;
default:
throw new ArgumentOutOfRangeException("style");
}
// collapsed bitmap:
_collapsed = pictureBox1.Image;
// expanded bitmap is rotated collapsed bitmap:
_expanded = MakeGrayscale3(pictureBox1.Image);
_expanded.RotateFlip(RotateFlipType.Rotate180FlipNone);
// finally set appropriate bitmap for current state
pictureBox1.Image = _isExpanded ? _expanded : _collapsed;
}
