* Improve class "Dither"

caca-php/caca.php

@@ -206,83 +206,83 @@ class Dither {
 	private $img;
 
 	function setPalette($colors) {
-		caca_set_dither_palette($this->dt, $colors);
+		return caca_set_dither_palette($this->dt, $colors);
 	}
 
 	function setBrightness($value) {
-		caca_set_dither_brightness($this->dt, $value);
+		return caca_set_dither_brightness($this->dt, $value);
 	}
 
 	function getBrightness() {
-		caca_get_dither_brightness($this->dt);
+		return caca_get_dither_brightness($this->dt);
 	}
 	
 	function setGamme($value) {
-		caca_set_dither_gamma($this->dt, $value);
+		return caca_set_dither_gamma($this->dt, $value);
 	}
 	
 	function getGamma() {
-		caca_get_dither_gamma($this->dt);
+		return caca_get_dither_gamma($this->dt);
 	}
 	
 	function setContrast($value) {
-		caca_set_dither_contrast($this->dt, $value);
+		return caca_set_dither_contrast($this->dt, $value);
 	}
 	
 	function getContrast() {
-		caca_get_dither_contrast($this->dt);
+		return caca_get_dither_contrast($this->dt);
 	}
 	
 	function setAntialias($value) {
-		caca_set_dither_antialias($this->dt, $value);
+		return caca_set_dither_antialias($this->dt, $value);
 	}
 	
 	function getAntialiasList() {
-		caca_get_dither_antialias_list($this->dt);
+		return caca_get_dither_antialias_list($this->dt);
 	}
 	
 	function getAntialias() {
-		caca_get_dither_antialias($this->dt);
+		return caca_get_dither_antialias($this->dt);
 	}
 	
 	function setColor($color) {
-		caca_set_dither_color($this->dt, $color);
+		return caca_set_dither_color($this->dt, $color);
 	}
 	
 	function getColorList() {
-		caca_get_dither_color_list($this->dt);
+		return caca_get_dither_color_list($this->dt);
 	}
 	
 	function getColor() {
-		caca_get_dither_color($this->dt);
+		return caca_get_dither_color($this->dt);
 	}
 	
 	function setCharset($value) {
-		caca_set_dither_charset($this->dt, $value);
+		return caca_set_dither_charset($this->dt, $value);
 	}
 	
 	function getCharsetList() {
-		caca_get_dither_charset_list($this->dt);
+		return caca_get_dither_charset_list($this->dt);
 	}
 	
 	function getCharset() {
-		caca_get_dither_charset($this->dt);
+		return caca_get_dither_charset($this->dt);
 	}
 	
 	function setAlgorithm($name) {
-		caca_set_dither_algorithm($this->dt, $name);
+		return caca_set_dither_algorithm($this->dt, $name);
 	}
 	
 	function getAlgorithmList() {
-		caca_get_dither_algorithm_list($this->dt);
+		return caca_get_dither_algorithm_list($this->dt);
 	}
 	
 	function getAlgorithm() {
-		caca_get_dither_algorithm($this->dt);
+		return caca_get_dither_algorithm($this->dt);
 	}
 	
 	function bitmap($canvas, $x, $y, $width, $height, $load_palette = true) {
-		caca_dither_bitmap($canvas, $x, $y, $width, $height, $this->dt, $this->img, $load_palette);
+		return caca_dither_bitmap($canvas, $x, $y, $width, $height, $this->dt, $this->img, $load_palette);
 	}
 
 	function __construct($image) {