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Added invert method for color, and added common color names.

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This commit is contained in:
Ken Suenobu
2020-01-30 20:04:54 -07:00
parent 83bade0fa9
commit c08936c4f8
1 changed files with 16 additions and 0 deletions
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src/sdl2/pixels.rs
+16
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@@ -124,6 +124,10 @@ impl Color {
Color::RGBA(r, g, b, a)
}
pub fn invert(self) -> Color {
Color::RGBA(255 - r, 255 - g, 255 - b, 255 - a)
}
#[inline]
pub const fn rgb(self) -> (u8, u8, u8) {
(self.r, self.g, self.b)
@@ -139,6 +143,18 @@ impl Color {
const fn raw(self) -> sys::SDL_Color {
sys::SDL_Color { r: self.r, g: self.g, b: self.b, a: self.a }
}
pub const WHITE: Color = Color::RGBA(255, 255, 255, 255);
pub const BLACK: Color = Color::RGBA(0, 0, 0, 255);
pub const GRAY: Color = Color::RGBA(128, 128, 128, 255);
pub const GREY: Color = GRAY;
pub const RED: Color = Color::RGBA(255, 0, 0, 255);
pub const GREEN: Color = Color::RGBA(0, 255, 0, 255);
pub const BLUE: Color = Color::RGBA(0, 0, 255, 255);
pub const MAGENTA: Color = Color::RGBA(255, 0, 255, 255);
pub const YELLOW: Color = Color::RGBA(255, 255, 0, 255);
pub const CYAN: Color = Color::RGBA(0, 255, 255, 255);
}
impl Into<sys::SDL_Color> for Color {