2cda410b41
Same as a select, but you can kind of search for the item you want. Good for when you have a lot of models. Signed-off-by: Victor Seiji Hariki <victorseijih@gmail.com>
367 lines
9.1 KiB
JavaScript
367 lines
9.1 KiB
JavaScript
/**
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* This is a function that makes an HTMLElement draggable.
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*
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* The element must contain at least one child element with the class
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* 'draggable', which will make it the handle for dragging the element
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*
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* @param {HTMLElement} element Element to make Draggable
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*/
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function makeDraggable(element) {
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let dragging = false;
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let offset = {x: 0, y: 0};
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const margin = 10;
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// Keeps the draggable element inside the window
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const fixPos = () => {
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const dbb = element.getBoundingClientRect();
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if (dbb.left < margin) element.style.left = margin + "px";
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else if (dbb.right > window.innerWidth - margin)
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element.style.left =
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dbb.left + (window.innerWidth - margin - dbb.right) + "px";
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if (dbb.top < margin) element.style.top = margin + "px";
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else if (dbb.bottom > window.innerHeight - margin)
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element.style.top =
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dbb.top + (window.innerHeight - margin - dbb.bottom) + "px";
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};
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// Detects the start of the mouse dragging event
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mouse.listen.window.btn.left.onpaintstart.on((evn) => {
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if (
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element.contains(evn.target) &&
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evn.target.classList.contains("draggable")
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) {
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const bb = element.getBoundingClientRect();
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offset.x = evn.x - bb.x;
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offset.y = evn.y - bb.y;
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dragging = true;
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}
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});
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// Runs when mouse moves
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mouse.listen.window.btn.left.onpaint.on((evn) => {
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if (dragging) {
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element.style.right = null;
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element.style.bottom = null;
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element.style.top = evn.y - offset.y + "px";
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element.style.left = evn.x - offset.x + "px";
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fixPos();
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}
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});
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// Stops dragging the element
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mouse.listen.window.btn.left.onpaintend.on((evn) => {
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dragging = false;
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});
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// Redraw after window resize
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window.addEventListener("resize", () => {
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fixPos();
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});
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}
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/**
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* Creates a custom slider element from a given div element
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*
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* @param {string} name The display name of the sliders
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* @param {HTMLElement} wrapper The element to transform into a slider
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* @param {object} options Extra options
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* @param {number} options.min The minimum value of the slider
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* @param {number} options.max The maximum value of the slider
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* @param {number} options.step The step size for the slider
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* @param {number} option.defaultValue The default value of the slider
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* @param {number} [options.textStep=step] The step size for the slider text and setvalue \
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* (usually finer, and an integer divisor of step size)
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* @returns {{value: number}} A reference to the value of the slider
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*/
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function createSlider(name, wrapper, options = {}) {
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defaultOpt(options, {
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valuecb: null,
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min: 0,
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max: 1,
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step: 0.1,
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defaultValue: 0.7,
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textStep: null,
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});
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let value = options.defaultValue;
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// Use phantom range element for rounding
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const phantomRange = document.createElement("input");
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phantomRange.type = "range";
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phantomRange.min = options.min;
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phantomRange.max = options.max;
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phantomRange.step = options.step;
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let phantomTextRange = phantomRange;
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if (options.textStep) {
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phantomTextRange = document.createElement("input");
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phantomTextRange.type = "range";
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phantomTextRange.min = options.min;
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phantomTextRange.max = options.max;
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phantomTextRange.step = options.textStep;
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}
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// Build slider element
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const underEl = document.createElement("div");
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underEl.classList.add("under");
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const textEl = document.createElement("input");
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textEl.type = "text";
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textEl.classList.add("text");
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const overEl = document.createElement("div");
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overEl.classList.add("over");
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wrapper.classList.add("slider-wrapper");
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wrapper.appendChild(underEl);
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wrapper.appendChild(textEl);
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wrapper.appendChild(overEl);
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const bar = document.createElement("div");
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bar.classList.add("slider-bar");
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underEl.appendChild(bar);
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underEl.appendChild(document.createElement("div"));
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// Set value
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const setValue = (val) => {
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phantomTextRange.value = val;
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value = parseFloat(phantomTextRange.value);
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bar.style.width = `${
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100 * ((value - options.min) / (options.max - options.min))
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}%`;
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textEl.value = `${name}: ${value}`;
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options.valuecb && options.valuecb(value);
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};
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setValue(options.defaultValue);
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// Events
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textEl.addEventListener("blur", () => {
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overEl.style.pointerEvents = "auto";
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textEl.value = `${name}: ${value}`;
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});
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textEl.addEventListener("focus", () => {
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overEl.style.pointerEvents = "none";
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textEl.value = value;
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});
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textEl.addEventListener("change", () => {
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try {
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if (Number.isNaN(parseFloat(textEl.value))) setValue(value);
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else setValue(parseFloat(textEl.value));
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} catch (e) {}
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});
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keyboard.listen.onkeyclick.on((evn) => {
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if (evn.target === textEl && evn.code === "Enter") {
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textEl.blur();
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}
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});
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mouse.listen.window.btn.left.onclick.on((evn) => {
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if (evn.target === overEl) {
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textEl.select();
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}
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});
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mouse.listen.window.btn.left.ondrag.on((evn) => {
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if (evn.initialTarget === overEl) {
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const newv = Math.max(
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options.min,
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Math.min(
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options.max,
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((evn.evn.clientX - evn.initialTarget.getBoundingClientRect().left) /
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wrapper.offsetWidth) *
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(options.max - options.min) +
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options.min
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)
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);
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phantomRange.value = newv;
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setValue(parseFloat(phantomRange.value));
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}
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});
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return {
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set value(val) {
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setValue(val);
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},
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get value() {
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return value;
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},
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};
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}
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/**
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* A function to transform a div into a autocompletable select element
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*
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* @param {string} name Name of the AutoComplete Select Element
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* @param {HTMLDivElement} wrapper The div element that will wrap the input elements
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* @param {object} options Extra options
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* @param {{name: string, value: string}} options.options Options to add to the selector
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* @returns {AutoCompleteElement}
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*/
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function createAutoComplete(name, wrapper, options = {}) {
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defaultOpt(options, {
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options: [],
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});
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wrapper.classList.add("autocomplete");
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const inputEl = document.createElement("input");
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inputEl.type = "text";
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inputEl.classList.add("autocomplete-text");
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const autocompleteEl = document.createElement("div");
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autocompleteEl.classList.add("autocomplete-list", "display-none");
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let timeout = null;
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let ontext = false;
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let onlist = false;
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wrapper.appendChild(inputEl);
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wrapper.appendChild(autocompleteEl);
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const acobj = {
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name,
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wrapper,
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_title: null,
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_value: null,
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_options: [],
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/** @type {Observer<{name:string, value: string}>} */
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onchange: new Observer(),
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get value() {
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return this._value;
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},
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set value(val) {
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const opt = this.options.find((option) => option.value === val);
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if (!opt) return;
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this._title = opt.name;
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this._value = opt.value;
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inputEl.value = opt.name;
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inputEl.title = opt.name;
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this.onchange.emit({name: opt.name, value: opt.value});
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},
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get options() {
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return this._options;
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},
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set options(val) {
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console.debug(val);
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this._options = [];
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while (autocompleteEl.lastChild) {
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autocompleteEl.removeChild(autocompleteEl.lastChild);
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}
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// Add options
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val.forEach((opt) => {
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const {name, value} = opt;
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const option = {name, value};
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const optionEl = document.createElement("option");
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optionEl.classList.add("autocomplete-option");
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optionEl.title = option.name;
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optionEl.addEventListener("click", () => select(option));
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this._options.push({name, value, optionElement: optionEl});
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autocompleteEl.appendChild(optionEl);
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});
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updateOptions();
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},
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};
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function updateOptions() {
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const text = inputEl.value.toLowerCase().trim();
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acobj._options.forEach((opt) => {
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const textLocation = opt.name.toLowerCase().indexOf(text);
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while (opt.optionElement.lastChild) {
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opt.optionElement.removeChild(opt.optionElement.lastChild);
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}
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opt.optionElement.append(
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document.createTextNode(opt.name.substring(0, textLocation))
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);
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const span = document.createElement("span");
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span.style.fontWeight = "bold";
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span.textContent = opt.name.substring(
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textLocation,
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textLocation + text.length
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);
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opt.optionElement.appendChild(span);
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opt.optionElement.appendChild(
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document.createTextNode(
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opt.name.substring(textLocation + text.length, opt.name.length)
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)
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);
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if (textLocation !== -1) {
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opt.optionElement.classList.remove("display-none");
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} else opt.optionElement.classList.add("display-none");
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});
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}
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function select(options) {
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ontext = false;
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onlist = false;
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acobj._title = options.name;
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inputEl.value = options.name;
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acobj.value = options.value;
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autocompleteEl.classList.add("display-none");
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}
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inputEl.addEventListener("focus", () => {
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ontext = true;
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autocompleteEl.classList.remove("display-none");
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inputEl.select();
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});
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inputEl.addEventListener("blur", () => {
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ontext = false;
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if (!onlist && !ontext) {
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inputEl.value = "";
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updateOptions();
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inputEl.value = acobj._title;
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autocompleteEl.classList.add("display-none");
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}
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});
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autocompleteEl.addEventListener("mouseenter", () => {
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onlist = true;
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});
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autocompleteEl.addEventListener("mouseleave", () => {
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onlist = false;
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if (!onlist && !ontext) {
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inputEl.value = "";
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updateOptions();
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inputEl.value = acobj._title;
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autocompleteEl.classList.add("display-none");
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}
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});
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// Filter
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inputEl.addEventListener("input", () => {
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updateOptions();
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});
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acobj.options = options.options;
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return acobj;
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}
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