2028 lines
56 KiB
JavaScript
2028 lines
56 KiB
JavaScript
var Gantt = (function () {
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'use strict';
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const YEAR = "year";
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const MONTH = "month";
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const DAY = "day";
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const HOUR = "hour";
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const MINUTE = "minute";
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const SECOND = "second";
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const MILLISECOND = "millisecond";
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var date_utils = {
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parse_duration(duration) {
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const regex = /([0-9])+(y|m|d|h|min|s|ms)/gm;
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const matches = regex.exec(duration);
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if (matches !== null) {
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if (matches[2] === "y") {
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return { duration: parseInt(matches[1]), scale: `year` };
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} else if (matches[2] === "m") {
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return { duration: parseInt(matches[1]), scale: `month` };
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} else if (matches[2] === "d") {
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return { duration: parseInt(matches[1]), scale: `day` };
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} else if (matches[2] === "h") {
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return { duration: parseInt(matches[1]), scale: `hour` };
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} else if (matches[2] === "min") {
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return { duration: parseInt(matches[1]), scale: `minute` };
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} else if (matches[2] === "s") {
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return { duration: parseInt(matches[1]), scale: `second` };
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} else if (matches[2] === "ms") {
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return { duration: parseInt(matches[1]), scale: `millisecond` };
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}
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}
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},
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parse(date, date_separator = "-", time_separator = /[.:]/) {
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if (date instanceof Date) {
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return date;
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}
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if (typeof date === "string") {
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let date_parts, time_parts;
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const parts = date.split(" ");
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date_parts = parts[0]
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.split(date_separator)
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.map((val) => parseInt(val, 10));
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time_parts = parts[1] && parts[1].split(time_separator);
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// month is 0 indexed
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date_parts[1] = date_parts[1] - 1;
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let vals = date_parts;
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if (time_parts && time_parts.length) {
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if (time_parts.length == 4) {
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time_parts[3] = "0." + time_parts[3];
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time_parts[3] = parseFloat(time_parts[3]) * 1000;
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}
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vals = vals.concat(time_parts);
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}
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return new Date(...vals);
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}
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},
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to_string(date, with_time = false) {
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if (!(date instanceof Date)) {
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throw new TypeError("Invalid argument type");
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}
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const vals = this.get_date_values(date).map((val, i) => {
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if (i === 1) {
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// add 1 for month
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val = val + 1;
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}
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if (i === 6) {
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return padStart(val + "", 3, "0");
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}
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return padStart(val + "", 2, "0");
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});
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const date_string = `${vals[0]}-${vals[1]}-${vals[2]}`;
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const time_string = `${vals[3]}:${vals[4]}:${vals[5]}.${vals[6]}`;
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return date_string + (with_time ? " " + time_string : "");
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},
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format(date, format_string = "YYYY-MM-DD HH:mm:ss.SSS", lang = "en") {
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const dateTimeFormat = new Intl.DateTimeFormat(lang, {
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month: "long",
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});
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const month_name = dateTimeFormat.format(date);
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const month_name_capitalized =
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month_name.charAt(0).toUpperCase() + month_name.slice(1);
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const values = this.get_date_values(date).map((d) => padStart(d, 2, 0));
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const format_map = {
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YYYY: values[0],
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MM: padStart(+values[1] + 1, 2, 0),
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DD: values[2],
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HH: values[3],
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mm: values[4],
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ss: values[5],
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SSS: values[6],
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D: values[2],
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MMMM: month_name_capitalized,
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MMM: month_name_capitalized,
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};
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let str = format_string;
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const formatted_values = [];
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Object.keys(format_map)
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.sort((a, b) => b.length - a.length) // big string first
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.forEach((key) => {
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if (str.includes(key)) {
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str = str.replace(key, `$${formatted_values.length}`);
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formatted_values.push(format_map[key]);
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}
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});
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formatted_values.forEach((value, i) => {
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str = str.replace(`$${i}`, value);
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});
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return str;
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},
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diff(date_a, date_b, scale = DAY) {
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let milliseconds, seconds, hours, minutes, days, months, years;
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milliseconds = date_a - date_b;
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seconds = milliseconds / 1000;
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minutes = seconds / 60;
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hours = minutes / 60;
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days = hours / 24;
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months = days / 30;
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years = months / 12;
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if (!scale.endsWith("s")) {
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scale += "s";
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}
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return Math.floor(
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{
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milliseconds,
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seconds,
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minutes,
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hours,
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days,
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months,
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years,
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}[scale],
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);
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},
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today() {
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const vals = this.get_date_values(new Date()).slice(0, 3);
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return new Date(...vals);
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},
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now() {
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return new Date();
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},
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add(date, qty, scale) {
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qty = parseInt(qty, 10);
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const vals = [
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date.getFullYear() + (scale === YEAR ? qty : 0),
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date.getMonth() + (scale === MONTH ? qty : 0),
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date.getDate() + (scale === DAY ? qty : 0),
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date.getHours() + (scale === HOUR ? qty : 0),
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date.getMinutes() + (scale === MINUTE ? qty : 0),
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date.getSeconds() + (scale === SECOND ? qty : 0),
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date.getMilliseconds() + (scale === MILLISECOND ? qty : 0),
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];
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return new Date(...vals);
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},
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start_of(date, scale) {
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const scores = {
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[YEAR]: 6,
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[MONTH]: 5,
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[DAY]: 4,
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[HOUR]: 3,
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[MINUTE]: 2,
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[SECOND]: 1,
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[MILLISECOND]: 0,
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};
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function should_reset(_scale) {
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const max_score = scores[scale];
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return scores[_scale] <= max_score;
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}
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const vals = [
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date.getFullYear(),
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should_reset(YEAR) ? 0 : date.getMonth(),
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should_reset(MONTH) ? 1 : date.getDate(),
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should_reset(DAY) ? 0 : date.getHours(),
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should_reset(HOUR) ? 0 : date.getMinutes(),
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should_reset(MINUTE) ? 0 : date.getSeconds(),
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should_reset(SECOND) ? 0 : date.getMilliseconds(),
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];
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return new Date(...vals);
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},
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clone(date) {
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return new Date(...this.get_date_values(date));
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},
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get_date_values(date) {
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return [
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date.getFullYear(),
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date.getMonth(),
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date.getDate(),
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date.getHours(),
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date.getMinutes(),
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date.getSeconds(),
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date.getMilliseconds(),
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];
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},
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get_days_in_month(date) {
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const no_of_days = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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const month = date.getMonth();
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if (month !== 1) {
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return no_of_days[month];
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}
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// Feb
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const year = date.getFullYear();
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if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
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return 29;
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}
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return 28;
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},
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};
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/padStart
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function padStart(str, targetLength, padString) {
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str = str + "";
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targetLength = targetLength >> 0;
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padString = String(typeof padString !== "undefined" ? padString : " ");
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if (str.length > targetLength) {
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return String(str);
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} else {
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targetLength = targetLength - str.length;
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if (targetLength > padString.length) {
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padString += padString.repeat(targetLength / padString.length);
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}
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return padString.slice(0, targetLength) + String(str);
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}
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}
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function $(expr, con) {
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return typeof expr === "string"
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? (con || document).querySelector(expr)
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: expr || null;
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}
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function createSVG(tag, attrs) {
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const elem = document.createElementNS("http://www.w3.org/2000/svg", tag);
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for (let attr in attrs) {
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if (attr === "append_to") {
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const parent = attrs.append_to;
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parent.appendChild(elem);
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} else if (attr === "innerHTML") {
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elem.innerHTML = attrs.innerHTML;
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} else {
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elem.setAttribute(attr, attrs[attr]);
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}
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}
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return elem;
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}
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function animateSVG(svgElement, attr, from, to) {
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const animatedSvgElement = getAnimationElement(svgElement, attr, from, to);
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if (animatedSvgElement === svgElement) {
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// triggered 2nd time programmatically
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// trigger artificial click event
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const event = document.createEvent("HTMLEvents");
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event.initEvent("click", true, true);
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event.eventName = "click";
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animatedSvgElement.dispatchEvent(event);
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}
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}
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function getAnimationElement(
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svgElement,
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attr,
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from,
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to,
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dur = "0.4s",
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begin = "0.1s",
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) {
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const animEl = svgElement.querySelector("animate");
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if (animEl) {
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$.attr(animEl, {
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attributeName: attr,
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from,
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to,
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dur,
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begin: "click + " + begin, // artificial click
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});
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return svgElement;
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}
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const animateElement = createSVG("animate", {
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attributeName: attr,
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from,
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to,
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dur,
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begin,
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calcMode: "spline",
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values: from + ";" + to,
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keyTimes: "0; 1",
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keySplines: cubic_bezier("ease-out"),
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});
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svgElement.appendChild(animateElement);
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return svgElement;
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}
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function cubic_bezier(name) {
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return {
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ease: ".25 .1 .25 1",
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linear: "0 0 1 1",
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"ease-in": ".42 0 1 1",
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"ease-out": "0 0 .58 1",
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"ease-in-out": ".42 0 .58 1",
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}[name];
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}
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$.on = (element, event, selector, callback) => {
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if (!callback) {
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callback = selector;
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$.bind(element, event, callback);
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} else {
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$.delegate(element, event, selector, callback);
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}
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};
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$.off = (element, event, handler) => {
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element.removeEventListener(event, handler);
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};
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$.bind = (element, event, callback) => {
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event.split(/\s+/).forEach(function (event) {
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element.addEventListener(event, callback);
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});
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};
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$.delegate = (element, event, selector, callback) => {
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element.addEventListener(event, function (e) {
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const delegatedTarget = e.target.closest(selector);
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if (delegatedTarget) {
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e.delegatedTarget = delegatedTarget;
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callback.call(this, e, delegatedTarget);
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}
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});
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};
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$.closest = (selector, element) => {
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if (!element) return null;
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if (element.matches(selector)) {
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return element;
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}
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return $.closest(selector, element.parentNode);
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};
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$.attr = (element, attr, value) => {
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if (!value && typeof attr === "string") {
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return element.getAttribute(attr);
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}
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if (typeof attr === "object") {
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for (let key in attr) {
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$.attr(element, key, attr[key]);
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}
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return;
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}
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element.setAttribute(attr, value);
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};
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class Bar {
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constructor(gantt, task) {
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this.set_defaults(gantt, task);
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this.prepare();
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this.draw();
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this.bind();
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}
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set_defaults(gantt, task) {
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this.action_completed = false;
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this.gantt = gantt;
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this.task = task;
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}
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prepare() {
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this.prepare_values();
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this.prepare_helpers();
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}
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prepare_values() {
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this.invalid = this.task.invalid;
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this.height = this.gantt.options.bar_height;
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this.compute_x();
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this.compute_y();
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this.compute_duration();
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this.corner_radius = this.gantt.options.bar_corner_radius;
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this.width = this.gantt.options.column_width * this.duration;
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this.progress_width =
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this.gantt.options.column_width *
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this.duration *
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(this.task.progress / 100) || 0;
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this.group = createSVG("g", {
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class: "bar-wrapper " + (this.task.custom_class || ""),
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"data-id": this.task.id,
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});
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this.bar_group = createSVG("g", {
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class: "bar-group",
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append_to: this.group,
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});
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this.handle_group = createSVG("g", {
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class: "handle-group",
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append_to: this.group,
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});
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}
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prepare_helpers() {
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SVGElement.prototype.getX = function () {
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return +this.getAttribute("x");
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};
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SVGElement.prototype.getY = function () {
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return +this.getAttribute("y");
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};
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SVGElement.prototype.getWidth = function () {
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return +this.getAttribute("width");
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};
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SVGElement.prototype.getHeight = function () {
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return +this.getAttribute("height");
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};
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SVGElement.prototype.getEndX = function () {
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return this.getX() + this.getWidth();
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};
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}
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prepare_expected_progress_values() {
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this.compute_expected_progress();
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this.expected_progress_width =
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this.gantt.options.column_width *
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this.duration *
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(this.expected_progress / 100) || 0;
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}
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draw() {
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this.draw_bar();
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if (this.gantt.options.show_expected_progress) {
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this.prepare_expected_progress_values();
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this.draw_expected_progress_bar();
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}
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this.draw_progress_bar();
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this.draw_label();
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this.draw_resize_handles();
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}
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draw_bar() {
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this.$bar = createSVG("rect", {
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x: this.x,
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y: this.y,
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width: this.width,
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height: this.height,
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rx: this.corner_radius,
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ry: this.corner_radius,
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class: "bar",
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append_to: this.bar_group,
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});
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animateSVG(this.$bar, "width", 0, this.width);
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if (this.invalid) {
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this.$bar.classList.add("bar-invalid");
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}
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}
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draw_expected_progress_bar() {
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if (this.invalid) return;
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this.$expected_bar_progress = createSVG("rect", {
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x: this.x,
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y: this.y,
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width: this.expected_progress_width,
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height: this.height,
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rx: this.corner_radius,
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ry: this.corner_radius,
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class: "bar-expected-progress",
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append_to: this.bar_group,
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});
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animateSVG(
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this.$expected_bar_progress,
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"width",
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0,
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this.expected_progress_width,
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);
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}
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draw_progress_bar() {
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if (this.invalid) return;
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this.$bar_progress = createSVG("rect", {
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x: this.x,
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y: this.y,
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width: this.progress_width,
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height: this.height,
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rx: this.corner_radius,
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ry: this.corner_radius,
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class: "bar-progress",
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append_to: this.bar_group,
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});
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animateSVG(this.$bar_progress, "width", 0, this.progress_width);
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}
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draw_label() {
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createSVG("text", {
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x: this.x + this.width / 2,
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y: this.y + this.height / 2,
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innerHTML: this.task.name,
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class: "bar-label",
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append_to: this.bar_group,
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});
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// labels get BBox in the next tick
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requestAnimationFrame(() => this.update_label_position());
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}
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draw_resize_handles() {
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if (this.invalid) return;
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const bar = this.$bar;
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const handle_width = 8;
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createSVG("rect", {
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x: bar.getX() + bar.getWidth() - 9,
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y: bar.getY() + 1,
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width: handle_width,
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height: this.height - 2,
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rx: this.corner_radius,
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ry: this.corner_radius,
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class: "handle right",
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append_to: this.handle_group,
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});
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createSVG("rect", {
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x: bar.getX() + 1,
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y: bar.getY() + 1,
|
|
width: handle_width,
|
|
height: this.height - 2,
|
|
rx: this.corner_radius,
|
|
ry: this.corner_radius,
|
|
class: "handle left",
|
|
append_to: this.handle_group,
|
|
});
|
|
|
|
this.$handle_progress = createSVG("polygon", {
|
|
points: this.get_progress_polygon_points().join(","),
|
|
class: "handle progress",
|
|
append_to: this.handle_group,
|
|
});
|
|
}
|
|
|
|
get_progress_polygon_points() {
|
|
const bar_progress = this.$bar_progress;
|
|
return [
|
|
bar_progress.getEndX() - 5,
|
|
bar_progress.getY() + bar_progress.getHeight(),
|
|
bar_progress.getEndX() + 5,
|
|
bar_progress.getY() + bar_progress.getHeight(),
|
|
bar_progress.getEndX(),
|
|
bar_progress.getY() + bar_progress.getHeight() - 8.66,
|
|
];
|
|
}
|
|
|
|
bind() {
|
|
if (this.invalid) return;
|
|
this.setup_click_event();
|
|
}
|
|
|
|
setup_click_event() {
|
|
$.on(this.group, "focus " + this.gantt.options.popup_trigger, (e) => {
|
|
if (this.action_completed) {
|
|
// just finished a move action, wait for a few seconds
|
|
return;
|
|
}
|
|
|
|
this.show_popup();
|
|
this.gantt.unselect_all();
|
|
this.group.classList.add("active");
|
|
});
|
|
|
|
$.on(this.group, "dblclick", (e) => {
|
|
if (this.action_completed) {
|
|
// just finished a move action, wait for a few seconds
|
|
return;
|
|
}
|
|
|
|
this.gantt.trigger_event("click", [this.task]);
|
|
});
|
|
}
|
|
|
|
show_popup() {
|
|
if (this.gantt.bar_being_dragged) return;
|
|
|
|
const start_date = date_utils.format(
|
|
this.task._start,
|
|
"MMM D",
|
|
this.gantt.options.language,
|
|
);
|
|
const end_date = date_utils.format(
|
|
date_utils.add(this.task._end, -1, "second"),
|
|
"MMM D",
|
|
this.gantt.options.language,
|
|
);
|
|
const subtitle = start_date + " - " + end_date;
|
|
|
|
this.gantt.show_popup({
|
|
target_element: this.$bar,
|
|
title: this.task.name,
|
|
subtitle: subtitle,
|
|
task: this.task,
|
|
});
|
|
}
|
|
|
|
update_bar_position({ x = null, width = null }) {
|
|
const bar = this.$bar;
|
|
if (x) {
|
|
// get all x values of parent task
|
|
const xs = this.task.dependencies.map((dep) => {
|
|
return this.gantt.get_bar(dep).$bar.getX();
|
|
});
|
|
// child task must not go before parent
|
|
const valid_x = xs.reduce((prev, curr) => {
|
|
return x >= curr;
|
|
}, x);
|
|
if (!valid_x) {
|
|
width = null;
|
|
return;
|
|
}
|
|
this.update_attr(bar, "x", x);
|
|
}
|
|
if (width) {
|
|
this.update_attr(bar, "width", width);
|
|
}
|
|
this.update_label_position();
|
|
this.update_handle_position();
|
|
if (this.gantt.options.show_expected_progress) {
|
|
this.date_changed();
|
|
this.compute_duration();
|
|
this.update_expected_progressbar_position();
|
|
}
|
|
this.update_progressbar_position();
|
|
this.update_arrow_position();
|
|
}
|
|
|
|
date_changed() {
|
|
let changed = false;
|
|
const { new_start_date, new_end_date } = this.compute_start_end_date();
|
|
|
|
if (Number(this.task._start) !== Number(new_start_date)) {
|
|
changed = true;
|
|
this.task._start = new_start_date;
|
|
}
|
|
|
|
if (Number(this.task._end) !== Number(new_end_date)) {
|
|
changed = true;
|
|
this.task._end = new_end_date;
|
|
}
|
|
|
|
if (!changed) return;
|
|
|
|
this.gantt.trigger_event("date_change", [
|
|
this.task,
|
|
new_start_date,
|
|
date_utils.add(new_end_date, -1, "second"),
|
|
]);
|
|
}
|
|
|
|
progress_changed() {
|
|
const new_progress = this.compute_progress();
|
|
this.task.progress = new_progress;
|
|
this.gantt.trigger_event("progress_change", [this.task, new_progress]);
|
|
}
|
|
|
|
set_action_completed() {
|
|
this.action_completed = true;
|
|
setTimeout(() => (this.action_completed = false), 1000);
|
|
}
|
|
|
|
compute_start_end_date() {
|
|
const bar = this.$bar;
|
|
const x_in_units = bar.getX() / this.gantt.options.column_width;
|
|
const new_start_date = date_utils.add(
|
|
this.gantt.gantt_start,
|
|
x_in_units * this.gantt.options.step,
|
|
"hour",
|
|
);
|
|
const width_in_units = bar.getWidth() / this.gantt.options.column_width;
|
|
const new_end_date = date_utils.add(
|
|
new_start_date,
|
|
width_in_units * this.gantt.options.step,
|
|
"hour",
|
|
);
|
|
|
|
return { new_start_date, new_end_date };
|
|
}
|
|
|
|
compute_progress() {
|
|
const progress =
|
|
(this.$bar_progress.getWidth() / this.$bar.getWidth()) * 100;
|
|
return parseInt(progress, 10);
|
|
}
|
|
|
|
compute_expected_progress() {
|
|
this.expected_progress =
|
|
date_utils.diff(date_utils.today(), this.task._start, "hour") /
|
|
this.gantt.options.step;
|
|
this.expected_progress =
|
|
((this.expected_progress < this.duration
|
|
? this.expected_progress
|
|
: this.duration) *
|
|
100) /
|
|
this.duration;
|
|
}
|
|
|
|
compute_x() {
|
|
const { step, column_width } = this.gantt.options;
|
|
const task_start = this.task._start;
|
|
const gantt_start = this.gantt.gantt_start;
|
|
|
|
const diff = date_utils.diff(task_start, gantt_start, "hour");
|
|
let x = (diff / step) * column_width;
|
|
|
|
if (this.gantt.view_is("Month")) {
|
|
const diff = date_utils.diff(task_start, gantt_start, "day");
|
|
x = (diff * column_width) / 30;
|
|
}
|
|
this.x = x;
|
|
}
|
|
|
|
compute_y() {
|
|
this.y =
|
|
this.gantt.options.header_height +
|
|
this.gantt.options.padding +
|
|
this.task._index * (this.height + this.gantt.options.padding);
|
|
}
|
|
|
|
compute_duration() {
|
|
this.duration =
|
|
date_utils.diff(this.task._end, this.task._start, "hour") /
|
|
this.gantt.options.step;
|
|
}
|
|
|
|
get_snap_position(dx) {
|
|
let odx = dx,
|
|
rem,
|
|
position;
|
|
|
|
if (this.gantt.view_is("Week")) {
|
|
rem = dx % (this.gantt.options.column_width / 7);
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.gantt.options.column_width / 14
|
|
? 0
|
|
: this.gantt.options.column_width / 7);
|
|
} else if (this.gantt.view_is("Month")) {
|
|
rem = dx % (this.gantt.options.column_width / 30);
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.gantt.options.column_width / 60
|
|
? 0
|
|
: this.gantt.options.column_width / 30);
|
|
} else {
|
|
rem = dx % this.gantt.options.column_width;
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.gantt.options.column_width / 2
|
|
? 0
|
|
: this.gantt.options.column_width);
|
|
}
|
|
return position;
|
|
}
|
|
|
|
update_attr(element, attr, value) {
|
|
value = +value;
|
|
if (!isNaN(value)) {
|
|
element.setAttribute(attr, value);
|
|
}
|
|
return element;
|
|
}
|
|
|
|
update_expected_progressbar_position() {
|
|
if (this.invalid) return;
|
|
this.$expected_bar_progress.setAttribute("x", this.$bar.getX());
|
|
this.compute_expected_progress();
|
|
this.$expected_bar_progress.setAttribute(
|
|
"width",
|
|
this.gantt.options.column_width *
|
|
this.duration *
|
|
(this.expected_progress / 100) || 0,
|
|
);
|
|
}
|
|
|
|
update_progressbar_position() {
|
|
if (this.invalid) return;
|
|
this.$bar_progress.setAttribute("x", this.$bar.getX());
|
|
this.$bar_progress.setAttribute(
|
|
"width",
|
|
this.$bar.getWidth() * (this.task.progress / 100),
|
|
);
|
|
}
|
|
|
|
update_label_position() {
|
|
const bar = this.$bar,
|
|
label = this.group.querySelector(".bar-label");
|
|
|
|
if (label.getBBox().width > bar.getWidth()) {
|
|
label.classList.add("big");
|
|
label.setAttribute("x", bar.getX() + bar.getWidth() + 5);
|
|
} else {
|
|
label.classList.remove("big");
|
|
label.setAttribute("x", bar.getX() + bar.getWidth() / 2);
|
|
}
|
|
}
|
|
|
|
update_handle_position() {
|
|
if (this.invalid) return;
|
|
const bar = this.$bar;
|
|
this.handle_group
|
|
.querySelector(".handle.left")
|
|
.setAttribute("x", bar.getX() + 1);
|
|
this.handle_group
|
|
.querySelector(".handle.right")
|
|
.setAttribute("x", bar.getEndX() - 9);
|
|
const handle = this.group.querySelector(".handle.progress");
|
|
handle && handle.setAttribute("points", this.get_progress_polygon_points());
|
|
}
|
|
|
|
update_arrow_position() {
|
|
this.arrows = this.arrows || [];
|
|
for (let arrow of this.arrows) {
|
|
arrow.update();
|
|
}
|
|
}
|
|
}
|
|
|
|
class Arrow {
|
|
constructor(gantt, from_task, to_task) {
|
|
this.gantt = gantt;
|
|
this.from_task = from_task;
|
|
this.to_task = to_task;
|
|
|
|
this.calculate_path();
|
|
this.draw();
|
|
}
|
|
|
|
calculate_path() {
|
|
let start_x =
|
|
this.from_task.$bar.getX() + this.from_task.$bar.getWidth() / 2;
|
|
|
|
const condition = () =>
|
|
this.to_task.$bar.getX() < start_x + this.gantt.options.padding &&
|
|
start_x > this.from_task.$bar.getX() + this.gantt.options.padding;
|
|
|
|
while (condition()) {
|
|
start_x -= 10;
|
|
}
|
|
|
|
const start_y =
|
|
this.gantt.options.header_height +
|
|
this.gantt.options.bar_height +
|
|
(this.gantt.options.padding + this.gantt.options.bar_height) *
|
|
this.from_task.task._index +
|
|
this.gantt.options.padding;
|
|
|
|
const end_x = this.to_task.$bar.getX() - this.gantt.options.padding / 2;
|
|
const end_y =
|
|
this.gantt.options.header_height +
|
|
this.gantt.options.bar_height / 2 +
|
|
(this.gantt.options.padding + this.gantt.options.bar_height) *
|
|
this.to_task.task._index +
|
|
this.gantt.options.padding;
|
|
|
|
const from_is_below_to =
|
|
this.from_task.task._index > this.to_task.task._index;
|
|
const curve = this.gantt.options.arrow_curve;
|
|
const clockwise = from_is_below_to ? 1 : 0;
|
|
const curve_y = from_is_below_to ? -curve : curve;
|
|
const offset = from_is_below_to
|
|
? end_y + this.gantt.options.arrow_curve
|
|
: end_y - this.gantt.options.arrow_curve;
|
|
|
|
this.path = `
|
|
M ${start_x} ${start_y}
|
|
V ${offset}
|
|
a ${curve} ${curve} 0 0 ${clockwise} ${curve} ${curve_y}
|
|
L ${end_x} ${end_y}
|
|
m -5 -5
|
|
l 5 5
|
|
l -5 5`;
|
|
|
|
if (
|
|
this.to_task.$bar.getX() <
|
|
this.from_task.$bar.getX() + this.gantt.options.padding
|
|
) {
|
|
const down_1 = this.gantt.options.padding / 2 - curve;
|
|
const down_2 =
|
|
this.to_task.$bar.getY() + this.to_task.$bar.getHeight() / 2 - curve_y;
|
|
const left = this.to_task.$bar.getX() - this.gantt.options.padding;
|
|
|
|
this.path = `
|
|
M ${start_x} ${start_y}
|
|
v ${down_1}
|
|
a ${curve} ${curve} 0 0 1 -${curve} ${curve}
|
|
H ${left}
|
|
a ${curve} ${curve} 0 0 ${clockwise} -${curve} ${curve_y}
|
|
V ${down_2}
|
|
a ${curve} ${curve} 0 0 ${clockwise} ${curve} ${curve_y}
|
|
L ${end_x} ${end_y}
|
|
m -5 -5
|
|
l 5 5
|
|
l -5 5`;
|
|
}
|
|
}
|
|
|
|
draw() {
|
|
this.element = createSVG("path", {
|
|
d: this.path,
|
|
"data-from": this.from_task.task.id,
|
|
"data-to": this.to_task.task.id,
|
|
});
|
|
}
|
|
|
|
update() {
|
|
this.calculate_path();
|
|
this.element.setAttribute("d", this.path);
|
|
}
|
|
}
|
|
|
|
class Popup {
|
|
constructor(parent, custom_html) {
|
|
this.parent = parent;
|
|
this.custom_html = custom_html;
|
|
this.make();
|
|
}
|
|
|
|
make() {
|
|
this.parent.innerHTML = `
|
|
<div class="title"></div>
|
|
<div class="subtitle"></div>
|
|
<div class="pointer"></div>
|
|
`;
|
|
|
|
this.hide();
|
|
|
|
this.title = this.parent.querySelector(".title");
|
|
this.subtitle = this.parent.querySelector(".subtitle");
|
|
this.pointer = this.parent.querySelector(".pointer");
|
|
}
|
|
|
|
show(options) {
|
|
if (!options.target_element) {
|
|
throw new Error("target_element is required to show popup");
|
|
}
|
|
if (!options.position) {
|
|
options.position = "left";
|
|
}
|
|
const target_element = options.target_element;
|
|
|
|
if (this.custom_html) {
|
|
let html = this.custom_html(options.task);
|
|
html += '<div class="pointer"></div>';
|
|
this.parent.innerHTML = html;
|
|
this.pointer = this.parent.querySelector(".pointer");
|
|
} else {
|
|
// set data
|
|
this.title.innerHTML = options.title;
|
|
this.subtitle.innerHTML = options.subtitle;
|
|
this.parent.style.width = this.parent.clientWidth + "px";
|
|
}
|
|
|
|
// set position
|
|
let position_meta;
|
|
if (target_element instanceof HTMLElement) {
|
|
position_meta = target_element.getBoundingClientRect();
|
|
} else if (target_element instanceof SVGElement) {
|
|
position_meta = options.target_element.getBBox();
|
|
}
|
|
|
|
if (options.position === "left") {
|
|
this.parent.style.left =
|
|
position_meta.x + (position_meta.width + 10) + "px";
|
|
this.parent.style.top = position_meta.y + "px";
|
|
|
|
this.pointer.style.transform = "rotateZ(90deg)";
|
|
this.pointer.style.left = "-7px";
|
|
this.pointer.style.top = "2px";
|
|
}
|
|
|
|
// show
|
|
this.parent.style.opacity = 1;
|
|
}
|
|
|
|
hide() {
|
|
this.parent.style.opacity = 0;
|
|
this.parent.style.left = 0;
|
|
}
|
|
}
|
|
|
|
const VIEW_MODE = {
|
|
HOUR: "Hour",
|
|
QUARTER_DAY: "Quarter Day",
|
|
HALF_DAY: "Half Day",
|
|
DAY: "Day",
|
|
WEEK: "Week",
|
|
MONTH: "Month",
|
|
YEAR: "Year",
|
|
};
|
|
|
|
const VIEW_MODE_PADDING = {
|
|
HOUR: ["7d", "7d"],
|
|
QUARTER_DAY: ["7d", "7d"],
|
|
HALF_DAY: ["7d", "7d"],
|
|
DAY: ["1m", "1m"],
|
|
WEEK: ["1m", "1m"],
|
|
MONTH: ["1m", "1m"],
|
|
YEAR: ["2y", "2y"],
|
|
};
|
|
|
|
class Gantt {
|
|
constructor(wrapper, tasks, options) {
|
|
this.setup_wrapper(wrapper);
|
|
this.setup_options(options);
|
|
this.setup_tasks(tasks);
|
|
// initialize with default view mode
|
|
this.change_view_mode();
|
|
this.bind_events();
|
|
}
|
|
|
|
setup_wrapper(element) {
|
|
let svg_element, wrapper_element;
|
|
|
|
// CSS Selector is passed
|
|
if (typeof element === "string") {
|
|
element = document.querySelector(element);
|
|
}
|
|
|
|
// get the SVGElement
|
|
if (element instanceof HTMLElement) {
|
|
wrapper_element = element;
|
|
svg_element = element.querySelector("svg");
|
|
} else if (element instanceof SVGElement) {
|
|
svg_element = element;
|
|
} else {
|
|
throw new TypeError(
|
|
"Frappé Gantt only supports usage of a string CSS selector," +
|
|
" HTML DOM element or SVG DOM element for the 'element' parameter",
|
|
);
|
|
}
|
|
|
|
// svg element
|
|
if (!svg_element) {
|
|
// create it
|
|
this.$svg = createSVG("svg", {
|
|
append_to: wrapper_element,
|
|
class: "gantt",
|
|
});
|
|
} else {
|
|
this.$svg = svg_element;
|
|
this.$svg.classList.add("gantt");
|
|
}
|
|
|
|
// wrapper element
|
|
this.$container = document.createElement("div");
|
|
this.$container.classList.add("gantt-container");
|
|
|
|
const parent_element = this.$svg.parentElement;
|
|
parent_element.appendChild(this.$container);
|
|
this.$container.appendChild(this.$svg);
|
|
|
|
// popup wrapper
|
|
this.popup_wrapper = document.createElement("div");
|
|
this.popup_wrapper.classList.add("popup-wrapper");
|
|
this.$container.appendChild(this.popup_wrapper);
|
|
}
|
|
|
|
setup_options(options) {
|
|
const default_options = {
|
|
header_height: 50,
|
|
column_width: 30,
|
|
step: 24,
|
|
view_modes: [...Object.values(VIEW_MODE)],
|
|
bar_height: 20,
|
|
bar_corner_radius: 3,
|
|
arrow_curve: 5,
|
|
padding: 18,
|
|
view_mode: "Day",
|
|
date_format: "YYYY-MM-DD",
|
|
popup_trigger: "click",
|
|
custom_popup_html: null,
|
|
language: "en",
|
|
};
|
|
this.options = Object.assign({}, default_options, options);
|
|
for (let [key, value] of Object.entries(options.view_mode_padding)) {
|
|
if (typeof value === "string") {
|
|
// Configure for single value given
|
|
options.view_mode_padding[key] = [value, value];
|
|
}
|
|
}
|
|
|
|
console.log(options.view_mode_padding);
|
|
this.options.view_mode_padding = {
|
|
...VIEW_MODE_PADDING,
|
|
...options.view_mode_padding,
|
|
};
|
|
}
|
|
|
|
setup_tasks(tasks) {
|
|
// prepare tasks
|
|
this.tasks = tasks.map((task, i) => {
|
|
// convert to Date objects
|
|
task._start = date_utils.parse(task.start);
|
|
if (task.end === undefined && task.duration !== undefined) {
|
|
task.end = task._start;
|
|
let durations = task.duration.split(" ");
|
|
|
|
durations.forEach((tmpDuration) => {
|
|
let { duration, scale } = date_utils.parse_duration(tmpDuration);
|
|
task.end = date_utils.add(task.end, duration, scale);
|
|
});
|
|
}
|
|
task._end = date_utils.parse(task.end);
|
|
|
|
// make task invalid if duration too large
|
|
if (date_utils.diff(task._end, task._start, "year") > 10) {
|
|
task.end = null;
|
|
}
|
|
|
|
// cache index
|
|
task._index = i;
|
|
|
|
// invalid dates
|
|
if (!task.start && !task.end) {
|
|
const today = date_utils.today();
|
|
task._start = today;
|
|
task._end = date_utils.add(today, 2, "day");
|
|
}
|
|
|
|
if (!task.start && task.end) {
|
|
task._start = date_utils.add(task._end, -2, "day");
|
|
}
|
|
|
|
if (task.start && !task.end) {
|
|
task._end = date_utils.add(task._start, 2, "day");
|
|
}
|
|
|
|
// if hours is not set, assume the last day is full day
|
|
// e.g: 2018-09-09 becomes 2018-09-09 23:59:59
|
|
const task_end_values = date_utils.get_date_values(task._end);
|
|
if (task_end_values.slice(3).every((d) => d === 0)) {
|
|
task._end = date_utils.add(task._end, 24, "hour");
|
|
}
|
|
|
|
// invalid flag
|
|
if (!task.start || !task.end) {
|
|
task.invalid = true;
|
|
}
|
|
|
|
// dependencies
|
|
if (typeof task.dependencies === "string" || !task.dependencies) {
|
|
let deps = [];
|
|
if (task.dependencies) {
|
|
deps = task.dependencies
|
|
.split(",")
|
|
.map((d) => d.trim())
|
|
.filter((d) => d);
|
|
}
|
|
task.dependencies = deps;
|
|
}
|
|
|
|
// uids
|
|
if (!task.id) {
|
|
task.id = generate_id(task);
|
|
}
|
|
|
|
return task;
|
|
});
|
|
|
|
this.setup_dependencies();
|
|
}
|
|
|
|
setup_dependencies() {
|
|
this.dependency_map = {};
|
|
for (let t of this.tasks) {
|
|
for (let d of t.dependencies) {
|
|
this.dependency_map[d] = this.dependency_map[d] || [];
|
|
this.dependency_map[d].push(t.id);
|
|
}
|
|
}
|
|
}
|
|
|
|
refresh(tasks) {
|
|
this.setup_tasks(tasks);
|
|
this.change_view_mode();
|
|
}
|
|
|
|
change_view_mode(mode = this.options.view_mode) {
|
|
this.update_view_scale(mode);
|
|
this.setup_dates();
|
|
this.render();
|
|
// fire viewmode_change event
|
|
this.trigger_event("view_change", [mode]);
|
|
}
|
|
|
|
update_view_scale(view_mode) {
|
|
this.options.view_mode = view_mode;
|
|
if (view_mode === VIEW_MODE.HOUR) {
|
|
this.options.step = 24 / 24;
|
|
this.options.column_width = 38;
|
|
} else if (view_mode === VIEW_MODE.DAY) {
|
|
this.options.step = 24;
|
|
this.options.column_width = 38;
|
|
} else if (view_mode === VIEW_MODE.HALF_DAY) {
|
|
this.options.step = 24 / 2;
|
|
this.options.column_width = 38;
|
|
} else if (view_mode === VIEW_MODE.QUARTER_DAY) {
|
|
this.options.step = 24 / 4;
|
|
this.options.column_width = 38;
|
|
} else if (view_mode === VIEW_MODE.WEEK) {
|
|
this.options.step = 24 * 7;
|
|
this.options.column_width = 140;
|
|
} else if (view_mode === VIEW_MODE.MONTH) {
|
|
this.options.step = 24 * 30;
|
|
this.options.column_width = 120;
|
|
} else if (view_mode === VIEW_MODE.YEAR) {
|
|
this.options.step = 24 * 365;
|
|
this.options.column_width = 120;
|
|
}
|
|
}
|
|
|
|
setup_dates() {
|
|
this.setup_gantt_dates();
|
|
this.setup_date_values();
|
|
}
|
|
|
|
setup_gantt_dates() {
|
|
this.gantt_start = this.gantt_end = null;
|
|
|
|
for (let task of this.tasks) {
|
|
// set global start and end date
|
|
if (!this.gantt_start || task._start < this.gantt_start) {
|
|
this.gantt_start = task._start;
|
|
}
|
|
if (!this.gantt_end || task._end > this.gantt_end) {
|
|
this.gantt_end = task._end;
|
|
}
|
|
}
|
|
|
|
let gantt_start = date_utils.start_of(this.gantt_start, "day");
|
|
let gantt_end = date_utils.start_of(this.gantt_end, "day");
|
|
// add date padding on both sides
|
|
let viewKey;
|
|
for (let [key, value] of Object.entries(VIEW_MODE)) {
|
|
if (value === this.options.view_mode) {
|
|
viewKey = key;
|
|
}
|
|
}
|
|
const [padding_start, padding_end] = this.options.view_mode_padding[
|
|
viewKey
|
|
].map(date_utils.parse_duration);
|
|
this.gantt_start = date_utils.add(
|
|
gantt_start,
|
|
-padding_start.duration,
|
|
padding_start.scale,
|
|
);
|
|
this.gantt_end = date_utils.add(
|
|
gantt_end,
|
|
padding_end.duration,
|
|
padding_end.scale,
|
|
);
|
|
}
|
|
|
|
setup_date_values() {
|
|
this.dates = [];
|
|
let cur_date = null;
|
|
|
|
while (cur_date === null || cur_date < this.gantt_end) {
|
|
if (!cur_date) {
|
|
cur_date = date_utils.clone(this.gantt_start);
|
|
} else {
|
|
if (this.view_is(VIEW_MODE.YEAR)) {
|
|
cur_date = date_utils.add(cur_date, 1, "year");
|
|
} else if (this.view_is(VIEW_MODE.MONTH)) {
|
|
cur_date = date_utils.add(cur_date, 1, "month");
|
|
} else {
|
|
cur_date = date_utils.add(cur_date, this.options.step, "hour");
|
|
}
|
|
}
|
|
this.dates.push(cur_date);
|
|
}
|
|
}
|
|
|
|
bind_events() {
|
|
this.bind_grid_click();
|
|
this.bind_bar_events();
|
|
}
|
|
|
|
render() {
|
|
this.clear();
|
|
this.setup_layers();
|
|
this.make_grid();
|
|
this.make_dates();
|
|
this.make_bars();
|
|
this.make_arrows();
|
|
this.map_arrows_on_bars();
|
|
this.set_width();
|
|
this.set_scroll_position();
|
|
}
|
|
|
|
setup_layers() {
|
|
this.layers = {};
|
|
const layers = ["grid", "date", "arrow", "progress", "bar", "details"];
|
|
// make group layers
|
|
for (let layer of layers) {
|
|
this.layers[layer] = createSVG("g", {
|
|
class: layer,
|
|
append_to: this.$svg,
|
|
});
|
|
}
|
|
}
|
|
|
|
make_grid() {
|
|
this.make_grid_background();
|
|
this.make_grid_rows();
|
|
this.make_grid_header();
|
|
this.make_grid_ticks();
|
|
this.make_grid_highlights();
|
|
}
|
|
|
|
make_grid_background() {
|
|
const grid_width = this.dates.length * this.options.column_width;
|
|
const grid_height =
|
|
this.options.header_height +
|
|
this.options.padding +
|
|
(this.options.bar_height + this.options.padding) * this.tasks.length;
|
|
|
|
createSVG("rect", {
|
|
x: 0,
|
|
y: 0,
|
|
width: grid_width,
|
|
height: grid_height,
|
|
class: "grid-background",
|
|
append_to: this.layers.grid,
|
|
});
|
|
|
|
$.attr(this.$svg, {
|
|
height: grid_height + this.options.padding + 100,
|
|
width: "100%",
|
|
});
|
|
}
|
|
|
|
make_grid_rows() {
|
|
const rows_layer = createSVG("g", { append_to: this.layers.grid });
|
|
const lines_layer = createSVG("g", { append_to: this.layers.grid });
|
|
|
|
const row_width = this.dates.length * this.options.column_width;
|
|
const row_height = this.options.bar_height + this.options.padding;
|
|
|
|
let row_y = this.options.header_height + this.options.padding / 2;
|
|
|
|
for (let task of this.tasks) {
|
|
createSVG("rect", {
|
|
x: 0,
|
|
y: row_y,
|
|
width: row_width,
|
|
height: row_height,
|
|
class: "grid-row",
|
|
append_to: rows_layer,
|
|
});
|
|
|
|
createSVG("line", {
|
|
x1: 0,
|
|
y1: row_y + row_height,
|
|
x2: row_width,
|
|
y2: row_y + row_height,
|
|
class: "row-line",
|
|
append_to: lines_layer,
|
|
});
|
|
|
|
row_y += this.options.bar_height + this.options.padding;
|
|
}
|
|
}
|
|
|
|
make_grid_header() {
|
|
const header_width = this.dates.length * this.options.column_width;
|
|
const header_height = this.options.header_height + 10;
|
|
createSVG("rect", {
|
|
x: 0,
|
|
y: 0,
|
|
width: header_width,
|
|
height: header_height,
|
|
class: "grid-header",
|
|
append_to: this.layers.grid,
|
|
});
|
|
}
|
|
|
|
make_grid_ticks() {
|
|
let tick_x = 0;
|
|
let tick_y = this.options.header_height + this.options.padding / 2;
|
|
let tick_height =
|
|
(this.options.bar_height + this.options.padding) * this.tasks.length;
|
|
|
|
for (let date of this.dates) {
|
|
let tick_class = "tick";
|
|
// thick tick for monday
|
|
if (this.view_is(VIEW_MODE.DAY) && date.getDate() === 1) {
|
|
tick_class += " thick";
|
|
}
|
|
// thick tick for first week
|
|
if (
|
|
this.view_is(VIEW_MODE.WEEK) &&
|
|
date.getDate() >= 1 &&
|
|
date.getDate() < 8
|
|
) {
|
|
tick_class += " thick";
|
|
}
|
|
// thick ticks for quarters
|
|
if (this.view_is(VIEW_MODE.MONTH) && date.getMonth() % 3 === 0) {
|
|
tick_class += " thick";
|
|
}
|
|
|
|
createSVG("path", {
|
|
d: `M ${tick_x} ${tick_y} v ${tick_height}`,
|
|
class: tick_class,
|
|
append_to: this.layers.grid,
|
|
});
|
|
|
|
if (this.view_is(VIEW_MODE.MONTH)) {
|
|
tick_x +=
|
|
(date_utils.get_days_in_month(date) * this.options.column_width) / 30;
|
|
} else {
|
|
tick_x += this.options.column_width;
|
|
}
|
|
}
|
|
}
|
|
|
|
//compute the horizontal x distance
|
|
computeGridHighlightDimensions(view_mode) {
|
|
let xDist = 0;
|
|
|
|
if (this.view_is(VIEW_MODE.DAY)) {
|
|
return (
|
|
(date_utils.diff(date_utils.today(), this.gantt_start, "hour") /
|
|
this.options.step) *
|
|
this.options.column_width
|
|
);
|
|
}
|
|
|
|
for (let date of this.dates) {
|
|
const todayDate = new Date();
|
|
const startDate = new Date(date);
|
|
const endDate = new Date(date);
|
|
switch (view_mode) {
|
|
case VIEW_MODE.WEEK:
|
|
endDate.setDate(date.getDate() + 7);
|
|
break;
|
|
case VIEW_MODE.MONTH:
|
|
endDate.setMonth(date.getMonth() + 1);
|
|
break;
|
|
case VIEW_MODE.YEAR:
|
|
endDate.setFullYear(date.getFullYear() + 1);
|
|
break;
|
|
}
|
|
if (todayDate >= startDate && todayDate <= endDate) {
|
|
break;
|
|
} else {
|
|
xDist += this.options.column_width;
|
|
}
|
|
}
|
|
return xDist;
|
|
}
|
|
|
|
make_grid_highlights() {
|
|
// highlight today's | week's | month's | year's
|
|
if (
|
|
this.view_is(VIEW_MODE.DAY) ||
|
|
this.view_is(VIEW_MODE.WEEK) ||
|
|
this.view_is(VIEW_MODE.MONTH) ||
|
|
this.view_is(VIEW_MODE.YEAR)
|
|
) {
|
|
const x = this.computeGridHighlightDimensions(this.options.view_mode);
|
|
const y = 0;
|
|
const width = this.options.column_width;
|
|
const height =
|
|
(this.options.bar_height + this.options.padding) * this.tasks.length +
|
|
this.options.header_height +
|
|
this.options.padding / 2;
|
|
|
|
let className = "";
|
|
switch (this.options.view_mode) {
|
|
case VIEW_MODE.DAY:
|
|
className = "today-highlight";
|
|
break;
|
|
case VIEW_MODE.WEEK:
|
|
className = "week-highlight";
|
|
break;
|
|
case VIEW_MODE.MONTH:
|
|
className = "month-highlight";
|
|
break;
|
|
case VIEW_MODE.YEAR:
|
|
className = "year-highlight";
|
|
break;
|
|
}
|
|
createSVG("rect", {
|
|
x,
|
|
y,
|
|
width,
|
|
height,
|
|
class: className,
|
|
append_to: this.layers.grid,
|
|
});
|
|
}
|
|
}
|
|
|
|
make_dates() {
|
|
for (let date of this.get_dates_to_draw()) {
|
|
createSVG("text", {
|
|
x: date.lower_x,
|
|
y: date.lower_y,
|
|
innerHTML: date.lower_text,
|
|
class: "lower-text",
|
|
append_to: this.layers.date,
|
|
});
|
|
|
|
if (date.upper_text) {
|
|
const $upper_text = createSVG("text", {
|
|
x: date.upper_x,
|
|
y: date.upper_y,
|
|
innerHTML: date.upper_text,
|
|
class: "upper-text",
|
|
append_to: this.layers.date,
|
|
});
|
|
|
|
// remove out-of-bound dates
|
|
if ($upper_text.getBBox().x2 > this.layers.grid.getBBox().width) {
|
|
$upper_text.remove();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
get_dates_to_draw() {
|
|
let last_date = null;
|
|
const dates = this.dates.map((date, i) => {
|
|
const d = this.get_date_info(date, last_date, i);
|
|
last_date = date;
|
|
return d;
|
|
});
|
|
return dates;
|
|
}
|
|
|
|
get_date_info(date, last_date, i) {
|
|
if (!last_date) {
|
|
last_date = date_utils.add(date, 1, "day");
|
|
}
|
|
const date_text = {
|
|
Hour_lower: date_utils.format(date, "HH", this.options.language),
|
|
"Quarter Day_lower": date_utils.format(date, "HH", this.options.language),
|
|
"Half Day_lower": date_utils.format(date, "HH", this.options.language),
|
|
Day_lower:
|
|
date.getDate() !== last_date.getDate()
|
|
? date_utils.format(date, "D", this.options.language)
|
|
: "",
|
|
Week_lower:
|
|
date.getMonth() !== last_date.getMonth()
|
|
? date_utils.format(date, "D MMM", this.options.language)
|
|
: date_utils.format(date, "D", this.options.language),
|
|
Month_lower: date_utils.format(date, "MMMM", this.options.language),
|
|
Year_lower: date_utils.format(date, "YYYY", this.options.language),
|
|
Hour_upper:
|
|
date.getDate() !== last_date.getDate()
|
|
? date_utils.format(date, "D MMMM", this.options.language)
|
|
: "",
|
|
"Quarter Day_upper":
|
|
date.getDate() !== last_date.getDate()
|
|
? date_utils.format(date, "D MMM", this.options.language)
|
|
: "",
|
|
"Half Day_upper":
|
|
date.getDate() !== last_date.getDate()
|
|
? date.getMonth() !== last_date.getMonth()
|
|
? date_utils.format(date, "D MMM", this.options.language)
|
|
: date_utils.format(date, "D", this.options.language)
|
|
: "",
|
|
Day_upper:
|
|
date.getMonth() !== last_date.getMonth()
|
|
? date_utils.format(date, "MMMM", this.options.language)
|
|
: "",
|
|
Week_upper:
|
|
date.getMonth() !== last_date.getMonth()
|
|
? date_utils.format(date, "MMMM", this.options.language)
|
|
: "",
|
|
Month_upper:
|
|
date.getFullYear() !== last_date.getFullYear()
|
|
? date_utils.format(date, "YYYY", this.options.language)
|
|
: "",
|
|
Year_upper:
|
|
date.getFullYear() !== last_date.getFullYear()
|
|
? date_utils.format(date, "YYYY", this.options.language)
|
|
: "",
|
|
};
|
|
|
|
const base_pos = {
|
|
x: i * this.options.column_width,
|
|
lower_y: this.options.header_height,
|
|
upper_y: this.options.header_height - 25,
|
|
};
|
|
|
|
const x_pos = {
|
|
Hour_lower: this.options.column_width / 2,
|
|
Hour_upper: this.options.column_width * 12,
|
|
"Quarter Day_lower": this.options.column_width / 2,
|
|
"Quarter Day_upper": this.options.column_width * 2,
|
|
"Half Day_lower": this.options.column_width / 2,
|
|
"Half Day_upper": this.options.column_width,
|
|
Day_lower: this.options.column_width / 2,
|
|
Day_upper: (this.options.column_width * 30) / 2,
|
|
Week_lower: 0,
|
|
Week_upper: (this.options.column_width * 4) / 2,
|
|
Month_lower: this.options.column_width / 2,
|
|
Month_upper: (this.options.column_width * 12) / 2,
|
|
Year_lower: this.options.column_width / 2,
|
|
Year_upper: (this.options.column_width * 30) / 2,
|
|
};
|
|
|
|
return {
|
|
upper_text: date_text[`${this.options.view_mode}_upper`],
|
|
lower_text: date_text[`${this.options.view_mode}_lower`],
|
|
upper_x: base_pos.x + x_pos[`${this.options.view_mode}_upper`],
|
|
upper_y: base_pos.upper_y,
|
|
lower_x: base_pos.x + x_pos[`${this.options.view_mode}_lower`],
|
|
lower_y: base_pos.lower_y,
|
|
};
|
|
}
|
|
|
|
make_bars() {
|
|
this.bars = this.tasks.map((task) => {
|
|
const bar = new Bar(this, task);
|
|
this.layers.bar.appendChild(bar.group);
|
|
return bar;
|
|
});
|
|
}
|
|
|
|
make_arrows() {
|
|
this.arrows = [];
|
|
for (let task of this.tasks) {
|
|
let arrows = [];
|
|
arrows = task.dependencies
|
|
.map((task_id) => {
|
|
const dependency = this.get_task(task_id);
|
|
if (!dependency) return;
|
|
const arrow = new Arrow(
|
|
this,
|
|
this.bars[dependency._index], // from_task
|
|
this.bars[task._index], // to_task
|
|
);
|
|
this.layers.arrow.appendChild(arrow.element);
|
|
return arrow;
|
|
})
|
|
.filter(Boolean); // filter falsy values
|
|
this.arrows = this.arrows.concat(arrows);
|
|
}
|
|
}
|
|
|
|
map_arrows_on_bars() {
|
|
for (let bar of this.bars) {
|
|
bar.arrows = this.arrows.filter((arrow) => {
|
|
return (
|
|
arrow.from_task.task.id === bar.task.id ||
|
|
arrow.to_task.task.id === bar.task.id
|
|
);
|
|
});
|
|
}
|
|
}
|
|
|
|
set_width() {
|
|
const cur_width = this.$svg.getBoundingClientRect().width;
|
|
const actual_width = this.$svg
|
|
.querySelector(".grid .grid-row")
|
|
.getAttribute("width");
|
|
if (cur_width < actual_width) {
|
|
this.$svg.setAttribute("width", actual_width);
|
|
}
|
|
}
|
|
|
|
set_scroll_position() {
|
|
const parent_element = this.$svg.parentElement;
|
|
if (!parent_element) return;
|
|
|
|
const hours_before_first_task = date_utils.diff(
|
|
this.get_oldest_starting_date(),
|
|
this.gantt_start,
|
|
"hour",
|
|
);
|
|
|
|
const scroll_pos =
|
|
(hours_before_first_task / this.options.step) *
|
|
this.options.column_width -
|
|
this.options.column_width;
|
|
|
|
parent_element.scrollLeft = scroll_pos;
|
|
}
|
|
|
|
bind_grid_click() {
|
|
$.on(
|
|
this.$svg,
|
|
this.options.popup_trigger,
|
|
".grid-row, .grid-header",
|
|
() => {
|
|
this.unselect_all();
|
|
this.hide_popup();
|
|
},
|
|
);
|
|
}
|
|
|
|
bind_bar_events() {
|
|
let is_dragging = false;
|
|
let x_on_start = 0;
|
|
let y_on_start = 0;
|
|
let is_resizing_left = false;
|
|
let is_resizing_right = false;
|
|
let parent_bar_id = null;
|
|
let bars = []; // instanceof Bar
|
|
this.bar_being_dragged = null;
|
|
|
|
function action_in_progress() {
|
|
return is_dragging || is_resizing_left || is_resizing_right;
|
|
}
|
|
|
|
$.on(this.$svg, "mousedown", ".bar-wrapper, .handle", (e, element) => {
|
|
const bar_wrapper = $.closest(".bar-wrapper", element);
|
|
|
|
if (element.classList.contains("left")) {
|
|
is_resizing_left = true;
|
|
} else if (element.classList.contains("right")) {
|
|
is_resizing_right = true;
|
|
} else if (element.classList.contains("bar-wrapper")) {
|
|
is_dragging = true;
|
|
}
|
|
|
|
bar_wrapper.classList.add("active");
|
|
|
|
x_on_start = e.offsetX;
|
|
y_on_start = e.offsetY;
|
|
|
|
parent_bar_id = bar_wrapper.getAttribute("data-id");
|
|
const ids = [
|
|
parent_bar_id,
|
|
...this.get_all_dependent_tasks(parent_bar_id),
|
|
];
|
|
bars = ids.map((id) => this.get_bar(id));
|
|
|
|
this.bar_being_dragged = parent_bar_id;
|
|
|
|
bars.forEach((bar) => {
|
|
const $bar = bar.$bar;
|
|
$bar.ox = $bar.getX();
|
|
$bar.oy = $bar.getY();
|
|
$bar.owidth = $bar.getWidth();
|
|
$bar.finaldx = 0;
|
|
});
|
|
});
|
|
|
|
$.on(this.$svg, "mousemove", (e) => {
|
|
if (!action_in_progress()) return;
|
|
const dx = e.offsetX - x_on_start;
|
|
e.offsetY - y_on_start;
|
|
|
|
bars.forEach((bar) => {
|
|
const $bar = bar.$bar;
|
|
$bar.finaldx = this.get_snap_position(dx);
|
|
this.hide_popup();
|
|
if (is_resizing_left) {
|
|
if (parent_bar_id === bar.task.id) {
|
|
bar.update_bar_position({
|
|
x: $bar.ox + $bar.finaldx,
|
|
width: $bar.owidth - $bar.finaldx,
|
|
});
|
|
} else {
|
|
bar.update_bar_position({
|
|
x: $bar.ox + $bar.finaldx,
|
|
});
|
|
}
|
|
} else if (is_resizing_right) {
|
|
if (parent_bar_id === bar.task.id) {
|
|
bar.update_bar_position({
|
|
width: $bar.owidth + $bar.finaldx,
|
|
});
|
|
}
|
|
} else if (is_dragging) {
|
|
bar.update_bar_position({ x: $bar.ox + $bar.finaldx });
|
|
}
|
|
});
|
|
});
|
|
|
|
document.addEventListener("mouseup", (e) => {
|
|
if (is_dragging || is_resizing_left || is_resizing_right) {
|
|
bars.forEach((bar) => bar.group.classList.remove("active"));
|
|
}
|
|
|
|
is_dragging = false;
|
|
is_resizing_left = false;
|
|
is_resizing_right = false;
|
|
});
|
|
|
|
$.on(this.$svg, "mouseup", (e) => {
|
|
this.bar_being_dragged = null;
|
|
bars.forEach((bar) => {
|
|
const $bar = bar.$bar;
|
|
if (!$bar.finaldx) return;
|
|
bar.date_changed();
|
|
bar.set_action_completed();
|
|
});
|
|
});
|
|
|
|
this.bind_bar_progress();
|
|
}
|
|
|
|
bind_bar_progress() {
|
|
let x_on_start = 0;
|
|
let y_on_start = 0;
|
|
let is_resizing = null;
|
|
let bar = null;
|
|
let $bar_progress = null;
|
|
let $bar = null;
|
|
|
|
$.on(this.$svg, "mousedown", ".handle.progress", (e, handle) => {
|
|
is_resizing = true;
|
|
x_on_start = e.offsetX;
|
|
y_on_start = e.offsetY;
|
|
|
|
const $bar_wrapper = $.closest(".bar-wrapper", handle);
|
|
const id = $bar_wrapper.getAttribute("data-id");
|
|
bar = this.get_bar(id);
|
|
|
|
$bar_progress = bar.$bar_progress;
|
|
$bar = bar.$bar;
|
|
|
|
$bar_progress.finaldx = 0;
|
|
$bar_progress.owidth = $bar_progress.getWidth();
|
|
$bar_progress.min_dx = -$bar_progress.getWidth();
|
|
$bar_progress.max_dx = $bar.getWidth() - $bar_progress.getWidth();
|
|
});
|
|
|
|
$.on(this.$svg, "mousemove", (e) => {
|
|
if (!is_resizing) return;
|
|
let dx = e.offsetX - x_on_start;
|
|
e.offsetY - y_on_start;
|
|
|
|
if (dx > $bar_progress.max_dx) {
|
|
dx = $bar_progress.max_dx;
|
|
}
|
|
if (dx < $bar_progress.min_dx) {
|
|
dx = $bar_progress.min_dx;
|
|
}
|
|
|
|
const $handle = bar.$handle_progress;
|
|
$.attr($bar_progress, "width", $bar_progress.owidth + dx);
|
|
$.attr($handle, "points", bar.get_progress_polygon_points());
|
|
$bar_progress.finaldx = dx;
|
|
});
|
|
|
|
$.on(this.$svg, "mouseup", () => {
|
|
is_resizing = false;
|
|
if (!($bar_progress && $bar_progress.finaldx)) return;
|
|
bar.progress_changed();
|
|
bar.set_action_completed();
|
|
});
|
|
}
|
|
|
|
get_all_dependent_tasks(task_id) {
|
|
let out = [];
|
|
let to_process = [task_id];
|
|
while (to_process.length) {
|
|
const deps = to_process.reduce((acc, curr) => {
|
|
acc = acc.concat(this.dependency_map[curr]);
|
|
return acc;
|
|
}, []);
|
|
|
|
out = out.concat(deps);
|
|
to_process = deps.filter((d) => !to_process.includes(d));
|
|
}
|
|
|
|
return out.filter(Boolean);
|
|
}
|
|
|
|
get_snap_position(dx) {
|
|
let odx = dx,
|
|
rem,
|
|
position;
|
|
|
|
if (this.view_is(VIEW_MODE.WEEK)) {
|
|
rem = dx % (this.options.column_width / 7);
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.options.column_width / 14
|
|
? 0
|
|
: this.options.column_width / 7);
|
|
} else if (this.view_is(VIEW_MODE.MONTH)) {
|
|
rem = dx % (this.options.column_width / 30);
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.options.column_width / 60
|
|
? 0
|
|
: this.options.column_width / 30);
|
|
} else {
|
|
rem = dx % this.options.column_width;
|
|
position =
|
|
odx -
|
|
rem +
|
|
(rem < this.options.column_width / 2 ? 0 : this.options.column_width);
|
|
}
|
|
return position;
|
|
}
|
|
|
|
unselect_all() {
|
|
[...this.$svg.querySelectorAll(".bar-wrapper")].forEach((el) => {
|
|
el.classList.remove("active");
|
|
});
|
|
}
|
|
|
|
view_is(modes) {
|
|
if (typeof modes === "string") {
|
|
return this.options.view_mode === modes;
|
|
}
|
|
|
|
if (Array.isArray(modes)) {
|
|
return modes.some((mode) => this.options.view_mode === mode);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
get_task(id) {
|
|
return this.tasks.find((task) => {
|
|
return task.id === id;
|
|
});
|
|
}
|
|
|
|
get_bar(id) {
|
|
return this.bars.find((bar) => {
|
|
return bar.task.id === id;
|
|
});
|
|
}
|
|
|
|
show_popup(options) {
|
|
if (!this.popup) {
|
|
this.popup = new Popup(
|
|
this.popup_wrapper,
|
|
this.options.custom_popup_html,
|
|
);
|
|
}
|
|
this.popup.show(options);
|
|
}
|
|
|
|
hide_popup() {
|
|
this.popup && this.popup.hide();
|
|
}
|
|
|
|
trigger_event(event, args) {
|
|
if (this.options["on_" + event]) {
|
|
this.options["on_" + event].apply(null, args);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the oldest starting date from the list of tasks
|
|
*
|
|
* @returns Date
|
|
* @memberof Gantt
|
|
*/
|
|
get_oldest_starting_date() {
|
|
return this.tasks
|
|
.map((task) => task._start)
|
|
.reduce((prev_date, cur_date) =>
|
|
cur_date <= prev_date ? cur_date : prev_date,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Clear all elements from the parent svg element
|
|
*
|
|
* @memberof Gantt
|
|
*/
|
|
clear() {
|
|
this.$svg.innerHTML = "";
|
|
}
|
|
}
|
|
|
|
Gantt.VIEW_MODE = VIEW_MODE;
|
|
|
|
function generate_id(task) {
|
|
return task.name + "_" + Math.random().toString(36).slice(2, 12);
|
|
}
|
|
|
|
return Gantt;
|
|
|
|
})();
|
|
//# sourceMappingURL=frappe-gantt.js.map
|