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Show highlighted text in the left pane
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SiriusXT
267
src/public/app/widgets/highlighted_text.js
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267
src/public/app/widgets/highlighted_text.js
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/**
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* Widget: Show highlighted text in the right pane
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*
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* By design there's no support for nonsensical or malformed constructs:
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* - For example, if there is a formula in the middle of the highlighted text, the two ends of the formula will be regarded as two entries
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*/
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import attributeService from "../services/attributes.js";
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import RightPanelWidget from "./right_panel_widget.js";
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import options from "../services/options.js";
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import OnClickButtonWidget from "./buttons/onclick_button.js";
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const TPL = `<div class="hlt-widget">
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<style>
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.hlt-widget {
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padding: 10px;
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contain: none;
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overflow: auto;
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position: relative;
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}
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.hlt > ol {
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padding-left: 20px;
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}
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.hlt li {
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cursor: pointer;
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margin-bottom: 3px;
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text-align: justify;
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text-justify: distribute;
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}
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.hlt li:hover {
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font-weight: bold;
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}
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.close-hlt {
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position: absolute;
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top: 2px;
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right: 2px;
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}
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</style>
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<span class="hlt"></span>
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</div>`;
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export default class HltWidget extends RightPanelWidget {
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constructor() {
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super();
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this.closeHltButton = new CloseHltButton();
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this.child(this.closeHltButton);
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}
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get widgetTitle() {
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return "Highlighted Text";
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}
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isEnabled() {
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return super.isEnabled()
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&& this.note.type === 'text'
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&& !this.noteContext.viewScope.hltTemporarilyHidden
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&& this.noteContext.viewScope.viewMode === 'default';
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}
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async doRenderBody() {
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this.$body.empty().append($(TPL));
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this.$hlt = this.$body.find('.hlt');
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this.$body.find('.hlt-widget').append(this.closeHltButton.render());
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}
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async refreshWithNote(note) {
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const hltLabel = note.getLabel('hlt');
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if (hltLabel?.value === 'hide') {
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this.toggleInt(false);
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this.triggerCommand("reEvaluateRightPaneVisibility");
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return;
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}
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let $hlt = "", hltColors = [], hltBgColors = [];
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let optionsHltColors = JSON.parse(options.get('highlightedTextColors'));
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let optionsHltBgColors = JSON.parse(options.get('highlightedTextBgColors'));
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// Check for type text unconditionally in case alwaysShowWidget is set
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if (this.note.type === 'text') {
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const { content } = await note.getNoteComplement();
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//hltColors/hltBgColors are the colors/background-color that appear in notes and in options
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({ $hlt, hltColors, hltBgColors } = await this.getHlt(content, optionsHltColors, optionsHltBgColors));
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}
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this.$hlt.html($hlt);
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this.toggleInt(
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["", "show"].includes(hltLabel?.value)
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|| hltColors!=""
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|| hltBgColors!=""
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);
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this.triggerCommand("reEvaluateRightPaneVisibility");
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}
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//Converts color values in RGB, RGBA, or HSL format to hexadecimal format, removing transparency
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colorToHex(color) {
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function rgbToHex(rgb) {
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// Converts color values in RGB or RGBA format to hexadecimal format
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var rgba = rgb.match(/\d+/g);
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var r = parseInt(rgba[0]);
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var g = parseInt(rgba[1]);
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var b = parseInt(rgba[2]);
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var hex = "#";
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hex += (r < 16 ? "0" : "") + r.toString(16);
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hex += (g < 16 ? "0" : "") + g.toString(16);
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hex += (b < 16 ? "0" : "") + b.toString(16);
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return hex;
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}
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function hslToHex(hsl) {
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// Convert color values in HSL format to RGB format and then to hexadecimal format
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var hslValues = hsl.match(/\d+(\.\d+)?/g);
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var h = parseFloat(hslValues[0]) / 360;
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var s = parseFloat(hslValues[1]) / 100;
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var l = parseFloat(hslValues[2]) / 100;
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var r, g, b;
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if (s === 0) {
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r = g = b = l; // achromatic
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} else {
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function hueToRgb(p, q, t) {
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if (t < 0) t += 1;
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if (t > 1) t -= 1;
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if (t < 1 / 6) return p + (q - p) * 6 * t;
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if (t < 1 / 2) return q;
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if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6;
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return p;
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}
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var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
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var p = 2 * l - q;
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r = hueToRgb(p, q, h + 1 / 3);
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g = hueToRgb(p, q, h);
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b = hueToRgb(p, q, h - 1 / 3);
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}
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var hex = "#";
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hex += (Math.round(r * 255) < 16 ? "0" : "") + Math.round(r * 255).toString(16);
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hex += (Math.round(g * 255) < 16 ? "0" : "") + Math.round(g * 255).toString(16);
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hex += (Math.round(b * 255) < 16 ? "0" : "") + Math.round(b * 255).toString(16);
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return hex;
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}
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if (color.indexOf("rgb") !== -1) {
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return rgbToHex(color);
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} else if (color.indexOf("hsl") !== -1) {
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return hslToHex(color);
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} else {
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return "";
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}
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}
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// Determine whether the highlighted color is in the options, avoid errors caused by errors in color conversion,
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// and the error of each value is acceptable within 2
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hexIsInOptionHexs(targetColor, optionColors){
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for (let i = 0; i < optionColors.length; i++) {
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if (Math.abs(parseInt(optionColors[i].slice(1, 3), 16) - parseInt(targetColor.slice(1, 3), 16)) > 2) { continue; }
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if (Math.abs(parseInt(optionColors[i].slice(3, 5), 16) - parseInt(targetColor.slice(3, 5), 16)) > 2) { continue; }
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if (Math.abs(parseInt(optionColors[i].slice(5, 7), 16) - parseInt(targetColor.slice(5, 7), 16)) > 2) { continue; }
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return true;
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}
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return false;
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}
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/**
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* Builds a jquery table of helight text.
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*/
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getHlt(html, optionsHltColors, optionsHltBgColors) {
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const hltBCs = $(html).find(`span[style*="background-color"],span[style*="color"]`)
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const $hlt = $("<ol>");
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let hltColors = [];
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let hltBgColors = [];
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for (let hltIndex = 0; hltIndex<hltBCs.length; hltIndex++){
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const hltText = $(hltBCs[hltIndex]).clone();
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const color = $(hltBCs[hltIndex]).css("color");
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const bgColor =$(hltBCs[hltIndex]).css("background-color");
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let liDisplay = false;
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var $li = $('<li>');
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if (color != "") {
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var hexColor = this.colorToHex(color);
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if (this.hexIsInOptionHexs(hexColor,optionsHltColors)) {
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$li.html(hltText)
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hltColors.push(hexColor);
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liDisplay=true;
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}
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}
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if (bgColor != "") {
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var hexBgColor = this.colorToHex(bgColor);
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if (this.hexIsInOptionHexs(hexBgColor,optionsHltBgColors)) {
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//When you need to add a background color, in order to make the display more comfortable, change the background color to transparent
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$li.html(hltText.css("background-color", hexBgColor+"80"))
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hltBgColors.push(hexBgColor);
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liDisplay=true;
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}
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}
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if(!liDisplay){
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$li.css("display","none");
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}
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//The font color and background color may be nested or adjacent to each other. At this time, connect the front and back li to avoid interruption
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if(hltIndex!=0 && hltBCs[hltIndex-1].nextSibling ===hltBCs[hltIndex] && $hlt.children().last().css("display")!="none"){
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$hlt.children().last().append($li.html());
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}else{
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$li.on("click", () => this.jumpToHlt(hltIndex));
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$hlt.append($li);
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}
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};
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return {
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$hlt,
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hltColors,
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hltBgColors
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};
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}
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async jumpToHlt(hltIndex) {
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const isReadOnly = await this.noteContext.isReadOnly();
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if (isReadOnly) {
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const $container = await this.noteContext.getContentElement();
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const hltElement = $container.find(`span[style*="background-color"],span[style*="color"]`)[hltIndex];
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if (hltElement != null) {
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hltElement.scrollIntoView({ behavior: "smooth", block: "center" });
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}
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} else {
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const textEditor = await this.noteContext.getTextEditor();
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$(textEditor.editing.view.domRoots.values().next().value).find(`span[style*="background-color"],span[style*="color"]`)[hltIndex].scrollIntoView({
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behavior: "smooth", block: "center"
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});
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}
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}
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async closeHltCommand() {
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this.noteContext.viewScope.hltTemporarilyHidden = true;
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await this.refresh();
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this.triggerCommand('reEvaluateRightPaneVisibility');
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}
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async entitiesReloadedEvent({ loadResults }) {
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if (loadResults.isNoteContentReloaded(this.noteId)) {
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await this.refresh();
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} else if (loadResults.getAttributes().find(attr => attr.type === 'label'
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&& (attr.name.toLowerCase().includes('readonly') || attr.name === 'hlt')
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&& attributeService.isAffecting(attr, this.note))) {
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await this.refresh();
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}
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}
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}
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class CloseHltButton extends OnClickButtonWidget {
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constructor() {
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super();
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this.icon("bx-x")
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.title("Close HLT")
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.titlePlacement("bottom")
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.onClick((widget, e) => {
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e.stopPropagation();
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widget.triggerCommand("closeHlt");
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})
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.class("icon-action close-hlt");
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}
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}
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