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fix: 🐛 hex color string supports four/eight-value syntax

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This commit is contained in:
iaosee
2022-12-04 21:16:27 +08:00
parent 763a7be0f9
commit 0744aac409
2 changed files with 61 additions and 0 deletions
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24
src/Util.ts
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@@ -609,7 +609,9 @@ export const Util = {
return (
Util._namedColorToRBA(str) ||
Util._hex3ColorToRGBA(str) ||
Util._hex4ColorToRGBA(str) ||
Util._hex6ColorToRGBA(str) ||
Util._hex8ColorToRGBA(str) ||
Util._rgbColorToRGBA(str) ||
Util._rgbaColorToRGBA(str) ||
Util._hslColorToRGBA(str)
@@ -659,6 +661,17 @@ export const Util = {
};
}
},
// Parse #nnnnnnnn
_hex8ColorToRGBA(str: string): RGBA {
if (str[0] === '#' && str.length === 9) {
return {
r: parseInt(str.slice(1, 3), 16),
g: parseInt(str.slice(3, 5), 16),
b: parseInt(str.slice(5, 7), 16),
a: parseInt(str.slice(7, 9), 16) / 0xff,
};
}
},
// Parse #nnnnnn
_hex6ColorToRGBA(str: string): RGBA {
if (str[0] === '#' && str.length === 7) {
@@ -670,6 +683,17 @@ export const Util = {
};
}
},
// Parse #nnnn
_hex4ColorToRGBA(str: string): RGBA {
if (str[0] === '#' && str.length === 5) {
return {
r: parseInt(str[1] + str[1], 16),
g: parseInt(str[2] + str[2], 16),
b: parseInt(str[3] + str[3], 16),
a: parseInt(str[4] + str[4], 16) / 0xff,
};
}
},
// Parse #nnn
_hex3ColorToRGBA(str: string): RGBA {
if (str[0] === '#' && str.length === 4) {