Important Formulas in This Chapter

Youve added a few more valuable tools to your collection in this chapter, mostly relating to handling color .

Convert hex to decimal:

 trace(hexValue); 

Convert decimal to hex:

 trace(decimalValue.toString(16); 

Combine component colors:

 color24 = red << 16  green << 8  blue; 

Extract component colors:

 red = color24 >> 16; green = color24 >> 8 & 0xFF; blue = color24 & 0xFF; 

Draw a curve through a point:

 // xt, yt is the point you want to draw through // x0, y0 and x2, y2 are the end points of the curve x1 = xt * 2  (x0 + x2) / 2; y1 = yt * 2  (y0 + y2) / 2; moveTo(x0, y0); curveTo(x1, y1, x2, y2);