/// <summary>
/// Draws an image using the specified flags and state on XP systems.
/// </summary>
/// <param name="hdc">Device context to draw to</param>
/// <param name="index">Index of image to draw</param>
/// <param name="x">X Position to draw at</param>
/// <param name="y">Y Position to draw at</param>
/// <param name="flags">Drawing flags</param>
/// <param name="cx">Width to draw</param>
/// <param name="cy">Height to draw</param>
/// <param name="foreColor">Fore colour to blend with when using the
/// ILD_SELECTED or ILD_BLEND25 flags</param>
/// <param name="stateFlags">State flags</param>
/// <param name="glowOrShadowColor">If stateFlags include ILS_GLOW, then
/// the colour to use for the glow effect. Otherwise if stateFlags includes
/// ILS_SHADOW, then the colour to use for the shadow.</param>
/// <param name="saturateColorOrAlpha">If stateFlags includes ILS_ALPHA,
/// then the alpha component is applied to the icon. Otherwise if
/// ILS_SATURATE is included, then the (R,G,B) components are used
/// to saturate the image.</param>
public void DrawImage(IntPtr hdc, int index, int x, int y, ImageListDrawItemConstants flags, int cx, int cy, System.Drawing.Color foreColor, ImageListDrawStateConstants stateFlags, System.Drawing.Color saturateColorOrAlpha, System.Drawing.Color glowOrShadowColor)
{
IMAGELISTDRAWPARAMS pimldp = new IMAGELISTDRAWPARAMS();
pimldp.hdcDst = hdc;
pimldp.cbSize = Marshal.SizeOf(pimldp.GetType());
pimldp.i = index;
pimldp.x = x;
pimldp.y = y;
pimldp.cx = cx;
pimldp.cy = cy;
pimldp.rgbFg = Color.FromArgb(0, foreColor.R, foreColor.G, foreColor.B).ToArgb();
Console.WriteLine("{0}", pimldp.rgbFg);
pimldp.fStyle = (int)flags;
pimldp.fState = (int)stateFlags;
if ((stateFlags & ImageListDrawStateConstants.ILS_ALPHA) == ImageListDrawStateConstants.ILS_ALPHA)
{
// Set the alpha:
pimldp.Frame = (int)saturateColorOrAlpha.A;
}
else if ((stateFlags & ImageListDrawStateConstants.ILS_SATURATE) == ImageListDrawStateConstants.ILS_SATURATE)
{
// discard alpha channel:
saturateColorOrAlpha = Color.FromArgb(0, saturateColorOrAlpha.R, saturateColorOrAlpha.G, saturateColorOrAlpha.B);
// set the saturate color
pimldp.Frame = saturateColorOrAlpha.ToArgb();
}
glowOrShadowColor = Color.FromArgb(0, glowOrShadowColor.R, glowOrShadowColor.G, glowOrShadowColor.B);
pimldp.crEffect = glowOrShadowColor.ToArgb();
if (iImageList == null)
{
pimldp.himl = hIml;
int ret = ImageList_DrawIndirect(ref pimldp);
}
else
{
iImageList.Draw(ref pimldp);
}
}
/// <summary>
/// Draws an image using the specified flags
/// </summary>
/// <param name="hdc">Device context to draw to</param>
/// <param name="index">Index of image to draw</param>
/// <param name="x">X Position to draw at</param>
/// <param name="y">Y Position to draw at</param>
/// <param name="flags">Drawing flags</param>
public void DrawImage(IntPtr hdc, int index, int x, int y, ImageListDrawItemConstants flags)
{
if (iImageList == null)
{
int ret = ImageList_Draw(hIml, index, hdc, x, y, (int)flags);
}
else
{
IMAGELISTDRAWPARAMS pimldp = new IMAGELISTDRAWPARAMS();
pimldp.hdcDst = hdc;
pimldp.cbSize = Marshal.SizeOf(pimldp.GetType());
pimldp.i = index;
pimldp.x = x;
pimldp.y = y;
pimldp.rgbFg = -1;
pimldp.fStyle = (int)flags;
iImageList.Draw(ref pimldp);
}
}
/// <summary>
/// Draws an image using the specified flags and specifies
/// the size to clip to (or to stretch to if ILD_SCALE
/// is provided).
/// </summary>
/// <param name="hdc">Device context to draw to</param>
/// <param name="index">Index of image to draw</param>
/// <param name="x">X Position to draw at</param>
/// <param name="y">Y Position to draw at</param>
/// <param name="flags">Drawing flags</param>
/// <param name="cx">Width to draw</param>
/// <param name="cy">Height to draw</param>
public void DrawImage(IntPtr hdc, int index, int x, int y, ImageListDrawItemConstants flags, int cx, int cy)
{
IMAGELISTDRAWPARAMS pimldp = new IMAGELISTDRAWPARAMS();
pimldp.hdcDst = hdc;
pimldp.cbSize = Marshal.SizeOf(pimldp.GetType());
pimldp.i = index;
pimldp.x = x;
pimldp.y = y;
pimldp.cx = cx;
pimldp.cy = cy;
pimldp.fStyle = (int)flags;
if (iImageList == null)
{
pimldp.himl = hIml;
int ret = ImageList_DrawIndirect(ref pimldp);
}
else
{
iImageList.Draw(ref pimldp);
}
}
private static extern int ImageList_DrawIndirect(ref IMAGELISTDRAWPARAMS pimldp);
