diff options
Diffstat (limited to 'src/Utils.ts')
| -rw-r--r-- | src/Utils.ts | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/src/Utils.ts b/src/Utils.ts index a842f5a20..6489eff77 100644 --- a/src/Utils.ts +++ b/src/Utils.ts @@ -123,28 +123,23 @@ export class Utils { // Calculate hue // No difference - if (delta == 0) - h = 0; + if (delta === 0) h = 0; // Red is max - else if (cmax == r) - h = ((g - b) / delta) % 6; + else if (cmax === r) h = ((g - b) / delta) % 6; // Green is max - else if (cmax == g) - h = (b - r) / delta + 2; + else if (cmax === g) h = (b - r) / delta + 2; // Blue is max - else - h = (r - g) / delta + 4; + else h = (r - g) / delta + 4; h = Math.round(h * 60); // Make negative hues positive behind 360° - if (h < 0) - h += 360; // Calculate lightness + if (h < 0) h += 360; // Calculate lightness l = (cmax + cmin) / 2; // Calculate saturation - s = delta == 0 ? 0 : delta / (1 - Math.abs(2 * l - 1)); + s = delta === 0 ? 0 : delta / (1 - Math.abs(2 * l - 1)); // Multiply l and s by 100 // s = +(s * 100).toFixed(1); @@ -248,6 +243,10 @@ export function timenow() { return now.toLocaleDateString() + ' ' + h + ':' + m + ' ' + ampm; } +export function percent2frac(percent: string) { + return Number(percent.substr(0, percent.length - 1)) / 100; +} + export function numberRange(num: number) { return Array.from(Array(num)).map((v, i) => i); } export function returnTrue() { return true; } |