September 2016
Intermediate to advanced
588 pages
12h 22m
English
Content preview from C++ Windows ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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The Color class
The Color class is a wrapper class for the Win32 API COLORREF structure, which holds a color in accordance with the Red-Green-Blue (RGB) standard. Each component of the color is represented by a value between 0 and 255, inclusive, which gives a theoretical total number of 2563 = 16,777,216 different colors, among which Color defines 142 standard colors.
Color.h
namespace SmallWindows {
class Color;
extern const Color SystemColor;
The default constructor initializes the color with zero for each of the red, green, and blue values, which corresponds to black. A color object can also be initialized by, and assigned to, another color:
class Color { public: Color(); Color(int red, int green, int blue); Color(const Color& color); Color& ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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