Merge pull request #71 from LaurentGomila/feature/color_int_ctor

Added the ctor to create a sfColor from an sfUint32

Author: LaurentGomila

include/SFML/Graphics/Color.h

@@ -80,6 +80,24 @@ CSFML_GRAPHICS_API sfColor sfColor_fromRGB(sfUint8 red, sfUint8 green, sfUint8 b
 ////////////////////////////////////////////////////////////
 CSFML_GRAPHICS_API sfColor sfColor_fromRGBA(sfUint8 red, sfUint8 green, sfUint8 blue, sfUint8 alpha);
 
+////////////////////////////////////////////////////////////
+/// \brief Construct the color from 32-bit unsigned integer
+///
+/// \param color Number containing the RGBA components (in that order)
+///
+/// \return sfColor constructed from the 32-bit unsigned integer
+///
+////////////////////////////////////////////////////////////
+CSFML_GRAPHICS_API sfColor sfColor_fromInteger(sfUint32 color);
+
+////////////////////////////////////////////////////////////
+/// \brief Convert a color to a 32-bit unsigned integer
+///
+/// \return Color represented as a 32-bit unsigned integer
+///
+////////////////////////////////////////////////////////////
+CSFML_GRAPHICS_API sfUint32 sfColor_toInteger(sfColor color);
+
 ////////////////////////////////////////////////////////////
 /// \brief Add two colors
 ///

src/SFML/Graphics/Color.cpp

@@ -63,6 +63,25 @@ sfColor sfColor_fromRGBA(sfUint8 red, sfUint8 green, sfUint8 blue, sfUint8 alpha
 }
 
 
+////////////////////////////////////////////////////////////
+sfColor sfColor_fromInteger(sfUint32 color)
+{
+    sfUint8 red =   (color & 0xff000000) >> 24;
+    sfUint8 green = (color & 0x00ff0000) >> 16;
+    sfUint8 blue =  (color & 0x0000ff00) >> 8;
+    sfUint8 alpha = (color & 0x000000ff) >> 0;
+
+    return sfColor_fromRGBA(red, green, blue, alpha);
+}
+
+
+////////////////////////////////////////////////////////////
+sfUint32 sfColor_toInteger(sfColor color)
+{
+    return (color.r << 24) | (color.g << 16) | (color.b << 8) | color.a;
+}
+
+
 ////////////////////////////////////////////////////////////
 sfColor sfColor_add(sfColor color1, sfColor color2)
 {