Initial modulised version of BitmapFont

2 files changed, 118 insertions, 0 deletions

diff --git a/bitmapfont.mod/.cvsignore b/bitmapfont.mod/.cvsignore
new file mode 100644
index 0000000..00f8c35
--- /dev/null
+++ b/bitmapfont.mod/.cvsignore
@@ -0,0 +1,3 @@
+.bmx

+bitmapfont.debug.win32.i

+bitmapfont.release.win32.i
\ No newline at end of file
diff --git a/bitmapfont.mod/bitmapfont.bmx b/bitmapfont.mod/bitmapfont.bmx
new file mode 100644
index 0000000..86c29f8
--- /dev/null
+++ b/bitmapfont.mod/bitmapfont.bmx
@@ -0,0 +1,115 @@
+Module noddybox.bitmapfont
+
+ModuleInfo "Framework: Simple Bitmap Font Routines"
+ModuleInfo "Copyright: Public Domain"
+ModuleInfo "Author: Ian Cowburn"
+ModuleInfo "Version: $Revision$"
+
+' $Id$
+
+Import brl.Max2D
+Import brl.Basic
+
+Strict
+
+Type BitmapFont
+
+	Const NOCHR=96
+	
+	Field img:TImage[NOCHR]
+	Field height:Int[NOCHR]
+	Field width:Int[NOCHR]
+	Field is_fixed:Int
+
+	Function Load:BitmapFont(path:String)
+		Local fnt:BitmapFont
+		Local str:TStream
+		Local f,x,y
+		Local r,g,b
+		
+		str=ReadStream(path)
+
+		If (Not str) Then Return Null
+		
+		fnt=New BitmapFont
+		
+		fnt.is_fixed=Readint(str)
+		
+		GetMaskColor(r,g,b)
+		SetMaskColor(0,0,0)
+		
+		For f=0 Until NOCHR
+			fnt.width[f]=Readint(str)
+			fnt.height[f]=Readint(str)
+
+			fnt.img[f]=CreateImage(fnt.width[f],fnt.height[f],1,MASKEDIMAGE)'FILTEREDIMAGE|MASKEDIMAGE)
+
+			Local pm:TPixmap=LockImage(fnt.img[f])
+
+			For x=0 Until fnt.width[f]
+				For y=0 Until fnt.height[f]
+					WritePixel(pm,x,y,Readint(str))
+				Next
+			Next
+			
+			UnlockImage(fnt.img[f])
+		Next
+		
+		SetMaskColor(r,g,b)
+		
+		CloseStream(str)
+
+		Return fnt
+	End Function
+	
+	Method DrawColoured(txt:String, x:Int, y:Int, red:Int, green:Int, blue:Int)
+		Local f,r,g,b,c
+		Local xs#,ys#
+		
+		GetScale(xs,ys)
+		
+		GetColor(r,g,b)
+		SetColor(red,green,blue)
+		
+		For f=0 Until Len(txt)
+			c=txt[f]-32
+			DrawImage(img[c],x,y)
+			x:+width[c]*xs
+		Next
+		
+		SetColor(r,g,b)
+	End Method
+	
+	Method Draw(txt:String, x:Int, y:Int)
+		DrawColoured(txt,x,y,255,255,255)
+	End Method
+
+	Method CentreColoured(txt:String, y:Int, red:Int, green:Int, blue:Int)
+		If is_fixed
+			DrawColoured(txt,GraphicsWidth()/2-Len(txt)*width[0]/2,y,red,green,blue)
+		Else
+			DrawColoured(txt,GraphicsWidth()/2-TextWidth(txt)/2,y,red,green,blue)
+		EndIf
+	End Method
+
+	Method Centre(txt:String, y:Int)
+		If is_fixed
+			DrawColoured(txt,GraphicsWidth()/2-Len(txt)*width[0]/2,y,255,255,255)
+		Else
+			DrawColoured(txt,GraphicsWidth()/2-TextWidth(txt)/2,y,255,255,255)
+		EndIf
+	End Method
+
+	Method TextWidth:Int(txt:String)
+		Local w
+		Local xs#,ys#
+		
+		GetScale(xs,ys)
+
+		For Local f=0 Until Len(txt)
+			w:+width[txt[f]-32]*xs
+		Next
+		Return w
+	End Method
+
+End Type