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1 files changed, 108 insertions, 0 deletions

diff --git a/font_fade.bmx b/font_fade.bmx
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+'
+' Provides text fade routines
+'
+' $Id$
+'
+Type FontFade
+	Field list:TList
+	Field font:BitmapFont
+
+	Function Create:FontFade(f:BitmapFont)
+		Local ff:FontFade=New FontFade
+		
+		ff.list=New TList
+		ff.font=f
+		
+		Return ff
+	End Function
+	
+	Method Add(s:String, x:Float, y:Float, col:Int, a:Float, ai:Float, dx:Float, dy:Float)
+		Local f:FontFadeEnt=New FontFadeEnt
+		
+		f.s=s
+		f.x=x
+		f.y=y
+		f.dx=dx
+		f.dy=dy
+		f.r=(col & $ff0000) Shr 16
+		f.g=(col & $ff00) Shr 8
+		f.r=(col & $ff)
+		f.a=a
+		f.ai=ai
+		f.centre=False
+		
+		list.AddLast(f)
+	End Method
+	
+	Method Centre(s:String, y:Float, col:Int, a:Float, ai:Float, dy:Float)
+		Local f:FontFadeEnt=New FontFadeEnt
+		
+		f.s=s
+		f.x=0
+		f.y=y
+		f.dx=0
+		f.dy=dy
+		f.r=(col & $ff0000) Shr 16
+		f.g=(col & $ff00) Shr 8
+		f.b=(col & $ff)
+		f.a=a
+		f.ai=ai
+		f.centre=True
+		
+		list.AddLast(f)
+	End Method
+	
+	Method Clear()
+		list.Clear()
+	End Method
+	
+	Method IsEmpty:Int()
+		Return list.IsEmpty()
+	End Method
+	
+	Method Count:Int()
+		Return list.Count()
+	End Method
+	
+	Method Process()
+		Local a:Float=GetAlpha()
+		
+		For Local f:FontFadeEnt=EachIn list
+			If f.a<0.001 And f.ai<0
+				list.Remove(f)
+			Else
+				SetAlpha(f.a)
+				
+				If f.centre
+					font.CentreColoured(f.s,f.y,f.r,f.g,f.b)
+				Else
+					font.DrawColoured(f.s,f.x,f.y,f.r,f.g,f.b)
+				EndIf
+
+				f.a:+f.ai
+				f.x:+f.dx
+				f.y:+f.dy
+				
+				If f.a>1
+					f.a=1
+					f.ai=-f.ai
+				EndIf
+			EndIf
+		Next
+		
+		SetAlpha(a)
+	End Method
+	
+End Type
+
+Type FontFadeEnt
+	Field s:String
+	Field x:Float
+	Field y:Float
+	Field dx:Float
+	Field dy:Float
+	Field r,g,b:Int
+	Field a:Float
+	Field ai:Float
+	Field centre:Int
+End Type
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