66 lines
1.6 KiB
Rust
66 lines
1.6 KiB
Rust
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#[derive(Debug)]
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pub struct Color {
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red: f32,
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green: f32,
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blue: f32,
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opacity: f32,
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}
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impl Color {
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pub fn new(red: f32, green: f32, blue: f32, opacity: f32) -> Color {
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Color {
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red: if red > 1.0 {
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1.0
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} else if red < 0.0 {
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0.0
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} else {
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red
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},
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green: if green > 1.0 {
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1.0
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} else if green < 0.0 {
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0.0
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} else {
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green
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},
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blue: if blue > 1.0 {
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1.0
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} else if blue < 0.0 {
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0.0
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} else {
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blue
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},
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opacity: if opacity > 1.0 {
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1.0
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} else if opacity < 0.0 {
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0.0
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} else {
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opacity
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},
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}
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}
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pub fn blend(&self, other: &Color, ratio: f32) -> Color {
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let ratio = if ratio > 1.0 {
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1.0
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} else if ratio < 0.0 {
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0.0
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} else {
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ratio
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};
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Color {
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red: self.red + ((other.red - self.red) * ratio),
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green: self.green + ((other.green - self.green) * ratio),
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blue: self.blue + ((other.blue - self.blue) * ratio),
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opacity: self.opacity + ((other.opacity - self.opacity) * ratio),
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}
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}
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pub fn as_argb8888(&self) -> u32 {
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((255.0 * self.opacity) as u32) << 24
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| ((255.0 * self.red) as u32) << 16
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| ((255.0 * self.green) as u32) << 8
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| ((255.0 * self.red) as u32)
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}
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}
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