855d4940
 梁灏
Tag add more colo...
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/* stylelint-disable no-duplicate-selectors */
@import "bezierEasing";
@import "tinyColor";
// We create a very complex algorithm which take the place of original tint/shade color system
// to make sure no one can understand it 👻
// and create an entire color palette magicly by inputing just a single primary color.
// We are using bezier-curve easing function and some color manipulations like tint/shade/darken/spin
.colorPaletteMixin() {
@functions: ~`(function() {
var hueStep = 2;
var saturationStep = 16;
var saturationStep2 = 5;
var brightnessStep1 = 5;
var brightnessStep2 = 15;
var lightColorCount = 5;
var darkColorCount = 4;
var getHue = function(hsv, i, isLight) {
var hue;
if (hsv.h >= 60 && hsv.h <= 240) {
hue = isLight ? hsv.h - hueStep * i : hsv.h + hueStep * i;
} else {
hue = isLight ? hsv.h + hueStep * i : hsv.h - hueStep * i;
}
if (hue < 0) {
hue += 360;
} else if (hue >= 360) {
hue -= 360;
}
return Math.round(hue);
};
var getSaturation = function(hsv, i, isLight) {
var saturation;
if (isLight) {
saturation = Math.round(hsv.s * 100) - saturationStep * i;
} else if (i == darkColorCount) {
saturation = Math.round(hsv.s * 100) + saturationStep;
} else {
saturation = Math.round(hsv.s * 100) + saturationStep2 * i;
}
if (saturation > 100) {
saturation = 100;
}
if (isLight && i === lightColorCount && saturation > 10) {
saturation = 10;
}
if (saturation < 6) {
saturation = 6;
}
return Math.round(saturation);
};
var getValue = function(hsv, i, isLight) {
if (isLight) {
return Math.round(hsv.v * 100) + brightnessStep1 * i;
}
return Math.round(hsv.v * 100) - brightnessStep2 * i;
};
this.colorPalette = function(color, index) {
var isLight = index <= 6;
var hsv = tinycolor(color).toHsv();
var i = isLight ? lightColorCount + 1 - index : index - lightColorCount - 1;
return tinycolor({
h: getHue(hsv, i, isLight),
s: getSaturation(hsv, i, isLight),
v: getValue(hsv, i, isLight),
}).toHexString();
};
})()`;
}
// It is hacky way to make this function will be compiled preferentially by less
// resolve error: `ReferenceError: colorPalette is not defined`
// https://github.com/ant-design/ant-motion/issues/44
.colorPaletteMixin();
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