X-Git-Url: http://nitlanguage.org

diff --git a/lib/bitmap/bitmap.nit b/lib/bitmap/bitmap.nit
index 47475e7..e408402 100644
--- a/lib/bitmap/bitmap.nit
+++ b/lib/bitmap/bitmap.nit
@@ -199,10 +199,10 @@ class Bitmap
 	# type, Int is used.
 	private fun set_value(array: Array[Int], start_index: Int, value: Int)
 	do
-		array[start_index] = value.bin_and(0x000000FF)
-		array[start_index + 1] = (value >> 8).bin_and(0x000000FF)
-		array[start_index + 2] = (value >> 16).bin_and(0x000000FF)
-		array[start_index + 3] = (value >> 24).bin_and(0x000000FF)
+		array[start_index] = value & 0x000000FF
+		array[start_index + 1] = (value >> 8) & 0x000000FF
+		array[start_index + 2] = (value >> 16) & 0x000000FF
+		array[start_index + 3] = (value >> 24) & 0x000000FF
 	end
 
 	# Saves the bitmap into a file
@@ -224,8 +224,8 @@ class Bitmap
 			for y in [0..self.width[ do
 				var pixel = row[y]
 				var red = pixel >> 16
-				var green = pixel.bin_and(0x00FF00) >> 8
-				var blue = pixel.bin_and(0x000000FF)
+				var green = (pixel & 0x00FF00) >> 8
+				var blue = pixel & 0x000000FF
 				fw.write(red.ascii.to_s)
 				fw.write(green.ascii.to_s)
 				fw.write(blue.ascii.to_s)
@@ -242,8 +242,8 @@ class Bitmap
 			for y in [0..self.width[ do
 				var pixel = row[y]
 				var red = pixel >> 16
-				var green = pixel.bin_and(0x00FF00) >> 8
-				var blue = pixel.bin_and(0x000000FF)
+				var green = (pixel & 0x00FF00) >> 8
+				var blue = pixel & 0x000000FF
 				var lum = (0.2126 * red.to_f + 0.7152 * green.to_f + 0.0722 * blue.to_f).to_i
 				pixel = lum * 256 * 256 + lum * 256 + lum
 				self.data[x][y] = pixel