public static Bitmap RenderAsGDIBitmap(this IRenderable item)
{
Bitmap b = new Bitmap(item.PreferedSizeInPixels.Width, item.PreferedSizeInPixels.Height);
IRenderer r = new GDIPlusRenderer(b);
item.Render(r, new Rectangle(0, 0, r.Width, r.Height));
r.Close();
return(b);
}
/// <summary>
/// Used to create "round buttons" for menus.
/// Altering this method will affect visual stying across several projects.
/// </summary>
/// <param name="width"></param>
/// <param name="height"></param>
/// <param name="foreCol"></param>
/// <param name="backCol"></param>
/// <param name="message"></param>
/// <param name="font"></param>
/// <returns></returns>
public static Bitmap GenerateMessageInCircle(int width, int height, Color foreCol, Color backCol, string message, Font font = null)
{
GDIPlusRenderer r = new GDIPlusRenderer(width, height);
r.SetHighQuality(true);
//circle
int lineWidth = Range.clamp(Math.Min(width, height) / 128, 1, 10);
int diamater = Math.Max(Math.Min(width, height) - lineWidth - 1, 1);
int cX = width / 2;
int cY = height / 2;
r.FillCircle(backCol, cX, cY, diamater / 2);
r.DrawCircle(foreCol, lineWidth, cX, cY, diamater / 2);
//text
if (!String.IsNullOrWhiteSpace(message))
{
StringFormat stringFormat = new StringFormat();
stringFormat.Alignment = StringAlignment.Center;
stringFormat.LineAlignment = StringAlignment.Center;
Font _font = font;
if (_font == null)
{
float fontSize = Math.Min(width, height) / 10.0f;
fontSize = Range.clamp(fontSize, 10, 45);
_font = new Font("Arial", fontSize, FontStyle.Bold);
}
try
{
r.DrawStringAligned(foreCol, message, _font, cX, cY, HorizontalAlignment.Centre, VerticalAlignment.Centre);
}
finally
{
if (font == null)
{
//_font was created in this method, not supplied via font
_font.TryDispose();
}
}
}
return(r.RenderTargetAsGDIBitmap());
}
/// <summary>
/// Used to create a stand-in image with a message on it.
///
/// eg: GenerateDebugImage(1024,1024, "File not found: " + imageName);
/// </summary>
/// <returns></returns>
public static Bitmap GenerateDebugImage(int width, int height, string message)
{
Bitmap bmp = new Bitmap(width, height);
GDIPlusRenderer r = new GDIPlusRenderer(bmp);
r.Clear(Color.Fuchsia);
float fontSize = Math.Min(width, height) / 10.0f;
fontSize = Range.clamp(fontSize, 10, 45);
using (Font f = new Font("Arial", fontSize, FontStyle.Bold))
{
TextFormat tf = new TextFormat(f, Color.Black, true, Color.White, false);
tf.render(r, message, 0, height / 2);
bmp = r.RenderTargetAsGDIBitmap();
}
return(bmp);
}