public static void DrawText(RendererDestinationData destData, SdlDotNet.Graphics.Font font, string text, Color textColor, Point destinationPosition)
{
Surface textSurface = font.Render(text, textColor);
destData.Blit(textSurface, destinationPosition);
textSurface.Close();
}
public void DrawText(SdlDotNet.Graphics.Font font, string text, Color textColor, Color backgroundColor, Point destinationPosition)
{
SdlVideo.Screen.Blit(font.Render(text, textColor, backgroundColor), destinationPosition);
}
public static Surface CreateMultilineStringSurface(string[] lines, SdlDotNet.Graphics.Font font, Color c, TextAlign align)
{
Surface[] ts = new Surface[lines.Length];
int idx = 0;
int w = 0;
int y = 0;
int fh = (int)(font.Height * Constants.LineHeight);
foreach (string line in lines)
{
if (!string.IsNullOrEmpty(line))
{
ts[idx] = font.Render(line, c, true);
ts[idx].AlphaBlending = true;
if (w < ts[idx].Width) w = ts[idx].Width;
}
idx++;
y += fh;
}
if (w <= 0 || y <= 0) return null;
Surface ret = new Surface(w, y);
y = 0;
foreach (Surface s in ts)
{
if (s != null)
{
int x = 0;
switch (align)
{
case TextAlign.Left:
x = 0;
break;
case TextAlign.Center:
x = (int)(w / 2.0 - s.Width / 2.0);
break;
case TextAlign.Right:
x = w - s.Width;
break;
}
ret.Blit(s, new Point(x, y));
}
y += fh;
}
foreach (Surface s in ts) if (s != null) s.Dispose();
return ret;
}
public static void DrawMultilineString(Surface s, string[] lines, SdlDotNet.Graphics.Font font, Color c, Point p)
{
int y = p.Y;
int fh = (int)(font.Height * Constants.LineHeight);
foreach (string line in lines)
{
if (!string.IsNullOrEmpty(line))
{
using (Surface ts = font.Render(line, c))
{
s.Blit(ts, new Point(p.X, y));
}
}
y += fh;
}
}
public static void CreateStrMenu(string[] items, Color c, SdlDotNet.Graphics.Font font, ref SurfaceCollection surfaces, ref Rectangle[] rects, int width = 300, int height = 30)
{
int y = 0; int idx = 0;
if (height < 0) height = (int)(font.Height * Constants.MenuLineHeight);
foreach (string mi in items)
{
Surface s = font.Render(mi, c, true);
surfaces.Add(s);
Rectangle r = new Rectangle(0, y, width, height);
y = r.Bottom;
rects[idx++] = r;
}
}
/// <summary>
/// Creates a new TextSprite given the text, font, color, anti-aliasing flag and position.
/// </summary>
/// <param name="textItem">Text to display</param>
/// <param name="font">The font to use when rendering.</param>
/// <param name="color">Color of Text</param>
/// <param name="antiAlias">A flag determining if it's to use anti-aliasing when rendering. Defaults to true.</param>
/// <param name="position">Position of Sprite</param>
public TextSprite(
string textItem,
SdlDotNet.Graphics.Font font,
Color color,
bool antiAlias,
Point position)
: base()
{
if (font == null)
{
throw new ArgumentNullException("font");
}
base.Surface = font.Render(textItem, color);
this.textItem = textItem;
this.font = font;
this.color = color;
this.antiAlias = antiAlias;
base.Position = position;
this.RenderInternal();
}
