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50 lines
1.7 KiB
JavaScript
50 lines
1.7 KiB
JavaScript
import {Component} from "./component";
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export class SettingAppColorPicker extends Component {
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setup() {
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this.colorInput = this.$refs.input;
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this.lightColorInput = this.$refs.lightInput;
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this.colorInput.addEventListener('change', this.updateColor.bind(this));
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this.colorInput.addEventListener('input', this.updateColor.bind(this));
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}
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/**
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* Update the app colors as a preview, and create a light version of the color.
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*/
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updateColor() {
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const hexVal = this.colorInput.value;
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const rgb = this.hexToRgb(hexVal);
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const rgbLightVal = 'rgba('+ [rgb.r, rgb.g, rgb.b, '0.15'].join(',') +')';
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this.lightColorInput.value = rgbLightVal;
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const customStyles = document.getElementById('custom-styles');
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const oldColor = customStyles.getAttribute('data-color');
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const oldColorLight = customStyles.getAttribute('data-color-light');
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customStyles.innerHTML = customStyles.innerHTML.split(oldColor).join(hexVal);
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customStyles.innerHTML = customStyles.innerHTML.split(oldColorLight).join(rgbLightVal);
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customStyles.setAttribute('data-color', hexVal);
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customStyles.setAttribute('data-color-light', rgbLightVal);
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}
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/**
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* Covert a hex color code to rgb components.
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* @attribution https://stackoverflow.com/a/5624139
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* @param {String} hex
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* @returns {{r: Number, g: Number, b: Number}}
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*/
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hexToRgb(hex) {
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const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
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return {
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r: result ? parseInt(result[1], 16) : 0,
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g: result ? parseInt(result[2], 16) : 0,
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b: result ? parseInt(result[3], 16) : 0
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};
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}
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}
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