com.phloxui
Version:
PhloxUI Ng2+ Framework
254 lines (253 loc) • 32.1 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
export class ColorUtils {
/**
* @param {?} value
* @return {?}
*/
static isHexValue(value) {
let /** @type {?} */ isHexValue = /^#[0-9A-F]{6}$/i.test(value);
return isHexValue;
}
/**
* @param {?} hex
* @return {?}
*/
static hexToRGB(hex) {
let /** @type {?} */ c = [];
if (!hex.startsWith("#")) {
c = ("#" + hex).substring(1).split('');
}
else {
c = hex.substring(1).split('');
}
if (c.length == 3) {
c = [c[0], c[0], c[1], c[1], c[2], c[2]];
}
c = '0x' + c.join('');
return 'rgb(' + [(c >> 16) & 255, (c >> 8) & 255, c & 255].join(',') + ')';
}
/**
* @param {?} value
* @return {?}
*/
static componentToHex(value) {
let /** @type {?} */ hex = value.toString(16);
return hex.length == 1 ? "0" + hex : hex;
}
/**
* @param {?} r
* @param {?} g
* @param {?} b
* @return {?}
*/
static rgbToHex(r, g, b) {
return "#" + this.componentToHex(r) + this.componentToHex(g) + this.componentToHex(b);
}
/**
* @param {?} hex
* @param {?} percentage
* @return {?}
*/
static shadeHexColor(hex, percentage) {
let /** @type {?} */ hexString = hex;
if (hex.startsWith("#")) {
hexString = hex.substr(1);
}
let /** @type {?} */ num = parseInt(hexString, 16);
let /** @type {?} */ amt = Math.round(2.55 * percentage);
let /** @type {?} */ R = (num >> 16) + amt;
let /** @type {?} */ G = (num >> 8 & 0x00FF) + amt;
let /** @type {?} */ B = (num & 0x0000FF) + amt;
return '#' + (0x1000000 + (R < 255 ? R < 1 ? 0 : R : 255) * 0x10000 + (G < 255 ? G < 1 ? 0 : G : 255) * 0x100 + (B < 255 ? B < 1 ? 0 : B : 255)).toString(16).slice(1);
}
/**
* @param {?} r
* @param {?} g
* @param {?} b
* @param {?} percentage
* @return {?}
*/
static shadeRGBColor(r, g, b, percentage) {
// let f = color.split(",");
let /** @type {?} */ t = percentage < 0 ? 0 : 255;
let /** @type {?} */ p = percentage < 0 ? percentage * -1 : percentage;
let /** @type {?} */ R = (Math.round((t - r) * p) + r);
let /** @type {?} */ RString = R + "";
if (RString.length > 3) {
RString = RString.substr(0, 3);
}
let /** @type {?} */ G = (Math.round((t - g) * p) + g);
let /** @type {?} */ GString = G + "";
if (GString.length > 3) {
GString = GString.substr(0, 3);
}
let /** @type {?} */ B = (Math.round((t - b) * p) + b);
let /** @type {?} */ BString = B + "";
if (BString.length > 3) {
BString = BString.substr(0, 3);
}
return "rgb(" + RString + "," + GString + "," + BString + ")";
}
/**
* @param {?} color1
* @param {?} color2
* @param {?} point
* @return {?}
*/
static blendHexColors(color1, color2, point) {
if (color1.length == 4) {
color1 = color1[1] + color1[1] + color1[2] + color1[2] + color1[3] + color1[3];
}
else {
color1 = color1.substring(1);
}
if (color2.length == 4) {
color2 = color2[1] + color2[1] + color2[2] + color2[2] + color2[3] + color2[3];
}
else {
color2 = color2.substring(1);
}
// we have valid input, convert colors to rgb
let /** @type {?} */ color1Array = [parseInt(color1[0] + color1[1], 16), parseInt(color1[2] + color1[3], 16), parseInt(color1[4] + color1[5], 16)];
let /** @type {?} */ color2Array = [parseInt(color2[0] + color2[1], 16), parseInt(color2[2] + color2[3], 16), parseInt(color2[4] + color2[5], 16)];
// blend
let /** @type {?} */ color3 = [
(1 - point) * color1Array[0] + point * color2Array[0],
(1 - point) * color1Array[1] + point * color2Array[1],
(1 - point) * color1Array[2] + point * color2Array[2]
];
// convert to hex
return '#' + this.componentToHex(Math.round(color3[0])) + this.componentToHex(Math.round(color3[1])) + this.componentToHex(Math.round(color3[2]));
}
/**
* @param {?} hueDegree
* @param {?} saturation
* @param {?} brightness
* @return {?}
*/
static hsbToRGB(hueDegree, saturation, brightness) {
if (hueDegree < 0) {
hueDegree = 0;
}
if (hueDegree >= 360) {
hueDegree = 359;
}
if (saturation < 0) {
saturation = 0;
}
if (saturation > 100) {
saturation = 100;
}
if (brightness < 0) {
brightness = 0;
}
if (brightness > 100) {
brightness = 100;
}
hueDegree /= 360;
saturation /= 100;
brightness /= 100;
let /** @type {?} */ r, /** @type {?} */ g, /** @type {?} */ b;
if (saturation === 0) {
r = g = b = brightness; // achromatic
}
else {
const /** @type {?} */ hue2rgb = (p, q, t) => {
if (t < 0)
t += 1;
if (t > 1)
t -= 1;
if (t < 1 / 6)
return p + (q - p) * 6 * t;
if (t < 1 / 2)
return q;
if (t < 2 / 3)
return p + (q - p) * (2 / 3 - t) * 6;
return p;
};
const /** @type {?} */ q = brightness < 0.5 ? brightness * (1 + saturation) : brightness + saturation - brightness * saturation;
const /** @type {?} */ p = 2 * brightness - q;
r = hue2rgb(p, q, hueDegree + 1 / 3);
g = hue2rgb(p, q, hueDegree);
b = hue2rgb(p, q, hueDegree - 1 / 3);
}
let /** @type {?} */ rgbArray = [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
return "rgb(" + rgbArray[0] + "," + rgbArray[1] + "," + rgbArray[2] + ")";
}
/**
* @param {?} hueDegree
* @param {?} saturation
* @param {?} brightness
* @return {?}
*/
static hsbToHex(hueDegree, saturation, brightness) {
let /** @type {?} */ rgbString = this.hsbToRGB(hueDegree, saturation, brightness);
let /** @type {?} */ rgb = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');
return this.rgbToHex(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));
}
/**
* @param {?} r
* @param {?} g
* @param {?} b
* @return {?}
*/
static rgbToHsl(r, g, b) {
r /= 255;
g /= 255;
b /= 255;
let /** @type {?} */ max = Math.max(r, g, b);
let /** @type {?} */ min = Math.min(r, g, b);
let /** @type {?} */ h, /** @type {?} */ s, /** @type {?} */ l = (max + min) / 2;
if (max == min) {
h = s = 0; // achromatic
}
else {
let /** @type {?} */ d = max - min;
s = l > 0.5 ? d / (2 - max - min) : d / (max + min);
switch (max) {
case r:
h = (g - b) / d + (g < b ? 6 : 0);
break;
case g:
h = (b - r) / d + 2;
break;
case b:
h = (r - g) / d + 4;
break;
}
h /= 6;
}
return [h, s, l];
}
/**
* @param {?} hex
* @return {?}
*/
static hexToHsl(hex) {
let /** @type {?} */ rgbString = this.hexToRGB(hex);
let /** @type {?} */ rgb = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');
return this.rgbToHsl(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));
}
/**
* @param {?} r
* @param {?} g
* @param {?} b
* @return {?}
*/
static rgbToHue(r, g, b) {
return Math.round(this.rgbToHsl(r, g, b)[0] * 360);
}
/**
* @param {?} hex
* @return {?}
*/
static hexToHue(hex) {
let /** @type {?} */ rgbString = this.hexToRGB(hex);
let /** @type {?} */ rgb = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');
return this.rgbToHue(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));
}
}
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class ColorUtils {\n    public static isHexValue(value: string): boolean {\n        let isHexValue = /^#[0-9A-F]{6}$/i.test(value);\n\n        return isHexValue;\n    }\n\n    public static hexToRGB(hex: string): string {\n        let c: any = [];\n        if (!hex.startsWith(\"#\")) {\n            c = (\"#\" + hex).substring(1).split('');\n        } else {\n            c = hex.substring(1).split('');\n        }\n\n        if (c.length == 3) {\n            c = [c[0], c[0], c[1], c[1], c[2], c[2]];\n        }\n        c = '0x' + c.join('');\n\n        return 'rgb(' + [(c >> 16) & 255, (c >> 8) & 255, c & 255].join(',') + ')';\n    }\n\n    public static componentToHex(value: any): string {\n        let hex: string = value.toString(16);\n\n        return hex.length == 1 ? \"0\" + hex : hex;\n    }\n\n    public static rgbToHex(r: number, g: number, b: number): string {\n        return \"#\" + this.componentToHex(r) + this.componentToHex(g) + this.componentToHex(b);\n    }\n\n    // percentage => as a number between 0 and 100\n    public static shadeHexColor(hex: string, percentage: number): string {\n        let hexString: string = hex;\n        if (hex.startsWith(\"#\")) {\n            hexString = hex.substr(1);\n        }\n\n        let num = parseInt(hexString, 16);\n        let amt = Math.round(2.55 * percentage);\n        let R = (num >> 16) + amt;\n        let G = (num >> 8 & 0x00FF) + amt;\n        let B = (num & 0x0000FF) + amt;\n        return '#' + (0x1000000 + (R < 255 ? R < 1 ? 0 : R : 255) * 0x10000 + (G < 255 ? G < 1 ? 0 : G : 255) * 0x100 + (B < 255 ? B < 1 ? 0 : B : 255)).toString(16).slice(1);\n    }\n\n    // percentage => as a number between 0 and 100\n    public static shadeRGBColor(r: number, g: number, b: number, percentage: number): string {\n        // let f = color.split(\",\");\n        let t = percentage < 0 ? 0 : 255;\n        let p = percentage < 0 ? percentage * -1 : percentage;\n        let R = (Math.round((t - r) * p) + r);\n        let RString = R + \"\";\n        if (RString.length > 3) {\n            RString = RString.substr(0, 3);\n        }\n        let G = (Math.round((t - g) * p) + g);\n        let GString = G + \"\";\n        if (GString.length > 3) {\n            GString = GString.substr(0, 3);\n        }\n        let B = (Math.round((t - b) * p) + b);\n        let BString = B + \"\";\n        if (BString.length > 3) {\n            BString = BString.substr(0, 3);\n        }\n\n        return \"rgb(\" + RString + \",\" + GString + \",\" + BString + \")\";\n    }\n\n    // point => the distance from the first color, as a decimal between 0 and 1\n    public static blendHexColors(color1: string, color2: string, point: number): string {\n\n        if (color1.length == 4) {\n            color1 = color1[1] + color1[1] + color1[2] + color1[2] + color1[3] + color1[3];\n        } else {\n            color1 = color1.substring(1);\n        } if (color2.length == 4) {\n            color2 = color2[1] + color2[1] + color2[2] + color2[2] + color2[3] + color2[3];\n        } else {\n            color2 = color2.substring(1);\n        }\n\n        // we have valid input, convert colors to rgb\n        let color1Array = [parseInt(color1[0] + color1[1], 16), parseInt(color1[2] + color1[3], 16), parseInt(color1[4] + color1[5], 16)];\n        let color2Array = [parseInt(color2[0] + color2[1], 16), parseInt(color2[2] + color2[3], 16), parseInt(color2[4] + color2[5], 16)];\n\n        // blend\n        let color3 = [\n            (1 - point) * color1Array[0] + point * color2Array[0],\n            (1 - point) * color1Array[1] + point * color2Array[1],\n            (1 - point) * color1Array[2] + point * color2Array[2]\n        ];\n\n        // convert to hex\n        return '#' + this.componentToHex(Math.round(color3[0])) + this.componentToHex(Math.round(color3[1])) + this.componentToHex(Math.round(color3[2]));\n    }\n\n    // hue -> degree number between 0 - 359\n    // saturation -> percentage number between 0 - 100\n    // brightness -> percentage number between 0 - 100\n    public static hsbToRGB(hueDegree: number, saturation: number, brightness: number): string {\n        if (hueDegree < 0) {\n            hueDegree = 0;\n        }\n        if (hueDegree >= 360) {\n            hueDegree = 359;\n        }\n        if (saturation < 0) {\n            saturation = 0;\n        }\n        if (saturation > 100) {\n            saturation = 100;\n        }\n        if (brightness < 0) {\n            brightness = 0;\n        }\n        if (brightness > 100) {\n            brightness = 100;\n        }\n\n        hueDegree /= 360;\n        saturation /= 100;\n        brightness /= 100;\n\n        let r, g, b;\n        if (saturation === 0) {\n            r = g = b = brightness; // achromatic\n        } else {\n            const hue2rgb = (p: any, q: any, t: any) => {\n                if (t < 0) t += 1;\n                if (t > 1) t -= 1;\n                if (t < 1 / 6) return p + (q - p) * 6 * t;\n                if (t < 1 / 2) return q;\n                if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6;\n                return p;\n            };\n\n            const q = brightness < 0.5 ? brightness * (1 + saturation) : brightness + saturation - brightness * saturation;\n            const p = 2 * brightness - q;\n            r = hue2rgb(p, q, hueDegree + 1 / 3);\n            g = hue2rgb(p, q, hueDegree);\n            b = hue2rgb(p, q, hueDegree - 1 / 3);\n        }\n\n        let rgbArray = [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];\n\n        return \"rgb(\" + rgbArray[0] + \",\" + rgbArray[1] + \",\" + rgbArray[2] + \")\";\n    }\n\n    public static hsbToHex(hueDegree: number, saturation: number, brightness: number): string {\n        let rgbString = this.hsbToRGB(hueDegree, saturation, brightness);\n        let rgb: string[] = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');\n\n        return this.rgbToHex(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));\n    }\n\n    public static rgbToHsl(r: number, g: number, b: number): number[] {\n        r /= 255;\n        g /= 255;\n        b /= 255;\n\n        let max = Math.max(r, g, b);\n        let min = Math.min(r, g, b);\n        let h, s, l = (max + min) / 2;\n\n        if (max == min) {\n            h = s = 0; // achromatic\n        } else {\n            let d = max - min;\n            s = l > 0.5 ? d / (2 - max - min) : d / (max + min);\n            switch (max) {\n                case r: h = (g - b) / d + (g < b ? 6 : 0); break;\n                case g: h = (b - r) / d + 2; break;\n                case b: h = (r - g) / d + 4; break;\n            }\n            h /= 6;\n        }\n\n        return [h, s, l];\n    }\n\n    public static hexToHsl(hex: string): number[] {\n        let rgbString = this.hexToRGB(hex);\n        let rgb: string[] = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');\n\n        return this.rgbToHsl(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));\n    }\n\n    public static rgbToHue(r: number, g: number, b: number): number {\n        return Math.round(this.rgbToHsl(r, g, b)[0] * 360);\n    }\n\n    public static hexToHue(hex: string): number {\n        let rgbString = this.hexToRGB(hex);\n        let rgb: string[] = rgbString.substring(4, rgbString.length - 1).replace(/ /g, '').split(',');\n\n        return this.rgbToHue(parseInt(rgb[0]), parseInt(rgb[1]), parseInt(rgb[2]));\n    }\n}\n"]}