def gradient(self, style=LINEAR, w=1.0, h=1.0, name=""):
    
        """Creates a gradient layer.
    
        Creates a gradient layer, that is usually used
        together with the mask() function.
    
        All the image functions work on gradients,
        so they can easily be flipped, rotated, scaled, inverted,
        made brighter or darker, ...
    
        Styles for gradients are LINEAR, RADIAL and DIAMOND.
    
        """
    
        from types import FloatType
        w0 = self.w 
        h0 = self.h
        if type(w) == FloatType: w *= w0
        if type(h) == FloatType: h *= h0
    
        img = Image.new("L", (int(w),int(h)), 255)
        draw = ImageDraw.Draw(img)
    
        if style == LINEAR:
            for i in range(int(w)):
                k = 255.0 * i/w
                draw.rectangle((i, 0, i, h), fill=int(k))
            
        if style == RADIAL:
            r = min(w,h)/2
            for i in range(int(r)):
                k = 255 - 255.0 * i/r
                draw.ellipse((w/2-r+i, h/2-r+i, w/2+r-i, h/2+r-i), fill=int(k))
            
        if style == DIAMOND:
            r = max(w,h)
            for i in range(int(r)):
                x = int(i*w/r*0.5)
                y = int(i*h/r*0.5)
                k = 255.0 * i/r
                draw.rectangle((x, y, w-x, h-y), outline=int(k))
    
        img = img.convert("RGBA")
        self.layer(img, 0, 0, name="")
def gradient(self, style=LINEAR, w=1.0, h=1.0, name=""):
    
        """Creates a gradient layer.
    
        Creates a gradient layer, that is usually used
        together with the mask() function.
    
        All the image functions work on gradients,
        so they can easily be flipped, rotated, scaled, inverted,
        made brighter or darker, ...
    
        Styles for gradients are LINEAR, RADIAL and DIAMOND.
    
        """
    
        from types import FloatType
        w0 = self.w 
        h0 = self.h
        if type(w) == FloatType: w *= w0
        if type(h) == FloatType: h *= h0
    
        img = Image.new("L", (int(w),int(h)), 255)
        draw = ImageDraw.Draw(img)
    
        if style == LINEAR:
            for i in range(int(w)):
                k = 255.0 * i/w
                draw.rectangle((i, 0, i, h), fill=int(k))
            
        if style == RADIAL:
            r = min(w,h)/2
            for i in range(int(r)):
                k = 255 - 255.0 * i/r
                draw.ellipse((w/2-r+i, h/2-r+i, w/2+r-i, h/2+r-i), fill=int(k))
            
        if style == DIAMOND:
            r = max(w,h)
            for i in range(int(r)):
                x = int(i*w/r*0.5)
                y = int(i*h/r*0.5)
                k = 255.0 * i/r
                draw.rectangle((x, y, w-x, h-y), outline=int(k))
    
        img = img.convert("RGBA")
        self.layer(img, 0, 0, name="")
def gradient ( self , style = LINEAR , w = 1.0 , h = 1.0 , name = "" ) : from types import FloatType w0 = self . w h0 = self . h if type ( w ) == FloatType : w *= w0 if type ( h ) == FloatType : h *= h0 img = Image . new ( "L" , ( int ( w ) , int ( h ) ) , 255 ) draw = ImageDraw . Draw ( img ) if style == LINEAR : for i in range ( int ( w ) ) : k = 255.0 * i / w draw . rectangle ( ( i , 0 , i , h ) , fill = int ( k ) ) if style == RADIAL : r = min ( w , h ) / 2 for i in range ( int ( r ) ) : k = 255 - 255.0 * i / r draw . ellipse ( ( w / 2 - r + i , h / 2 - r + i , w / 2 + r - i , h / 2 + r - i ) , fill = int ( k ) ) if style == DIAMOND : r = max ( w , h ) for i in range ( int ( r ) ) : x = int ( i * w / r * 0.5 ) y = int ( i * h / r * 0.5 ) k = 255.0 * i / r draw . rectangle ( ( x , y , w - x , h - y ) , outline = int ( k ) ) img = img . convert ( "RGBA" ) self . layer ( img , 0 , 0 , name = "" )
Creates a gradient layer.
    
        Creates a gradient layer, that is usually used
        together with the mask() function.
    
        All the image functions work on gradients,
        so they can easily be flipped, rotated, scaled, inverted,
        made brighter or darker, ...
    
        Styles for gradients are LINEAR, RADIAL and DIAMOND.
Creates a gradient layer . Creates a gradient layer that is usually used together with the mask () function . All the image functions work on gradients so they can easily be flipped rotated scaled inverted made brighter or darker ... Styles for gradients are LINEAR RADIAL and DIAMOND .