public static void DrawTextMagnified(
this Renderer renderer,
BasicFont font,
int x, int y,
TextAlignH alignH, TextAlignV alignV,
MagnificationFactors magnificationFactors,
string messageText)
{
var textDimensions = font.GetStringDimensions(magnificationFactors, messageText);
if (alignH == TextAlignH.CentreAlign)
{
x -= textDimensions.Width / 2;
}
else if (alignH == TextAlignH.RightAlign)
{
x -= textDimensions.Width;
}
if (alignV == TextAlignV.MiddleAlign)
{
y -= textDimensions.Height / 2;
}
else if (alignV == TextAlignV.BottomAlign)
{
y -= textDimensions.Height;
}
font.Draw(renderer, new Point {
x = x, y = y
}, magnificationFactors, messageText);
}
public override Dimensions GetStringDimensions(MagnificationFactors magnificationFactors, string messageText)
{
return(new Dimensions
{
Width = messageText.Length * CharWidth * magnificationFactors.HorizontalMagnification,
Height = FontTexture.Dimensions.Height * magnificationFactors.VerticalMagnification
});
}
public override void Draw(Renderer renderer, Point topLeft, MagnificationFactors magnificationFactors, string messageText)
{
int x = topLeft.x;
int y = topLeft.y;
int w = CharWidth;
int h = FontTexture.Dimensions.Height;
int magx = magnificationFactors.HorizontalMagnification;
int magy = magnificationFactors.VerticalMagnification;
var destw = w * magx;
var desth = h * magy;
foreach (char c in messageText)
{
int n = -1;
if (c >= '0' && c <= '9')
{
n = ((int)c) - 48;
}
else if (c >= 'A' && c <= 'Z')
{
n = ((int)c) - 55;
}
if (n != -1)
{
var sourceRect = new Rectangle {
Left = n * CharWidth, Top = 0, Width = w, Height = h
};
var destRect = new Rectangle {
Left = x, Top = y, Width = destw, Height = desth
};
renderer.DrawStretchedTexturePortion(FontTexture, sourceRect, destRect);
}
x += destw;
}
}
/// <summary> /// Draws the given string in the font, at the given position, using the given renderer. /// </summary> public abstract void Draw(Renderer renderer, Point topLeft, MagnificationFactors magnificationFactors, string messageText);
/// <summary> /// Obtains the dimensions, in pixels, of the extents box of the given string when written in this font. /// </summary> public abstract Dimensions GetStringDimensions(MagnificationFactors magnificationFactors, string messageText);
