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80
demo-project.css Normal file
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@ -0,0 +1,80 @@
.ryz-project {
border-spacing: 0px;
border-collapse: separate;
cursor: default;
padding: 0px 0px 30px 0px;
width: 100%;
}
.ryz-project .b {
font-weight: bold;
}
.ryz-project .c {
text-align: center;
}
.ryz-project .i {
display: inline-block;
width: 20px;
}
.ryz-project thead tr {
font-weight: bold;
font-size: 0.8em;
user-select: none;
height: 40px;
text-align: center;
vertical-align: bottom;
}
.ryz-project thead tr th {
background-color: #E1E1E1;
border-color: #B8B8B8;
border-style: solid;
border-width: 0px 0px 1px 1px;
color: #3E7138;
margin: 0px;
padding: 6px 10px 5px 10px;
min-width: 20px;
}
.ryz-project thead tr th:first-child {
background-color: inherit;
border-left-width: 0px;
}
.ryz-project thead tr th:last-child {
border-right-width: 1px;
}
.ryz-project tbody tr td {
border-color: #B8B8B8;
border-style: solid;
border-width: 0px 0px 1px 0px;
margin: 0px;
overflow: hidden;
padding: 5px 5px 5px 5px;
text-overflow: ellipsis;
white-space: nowrap;
}
.ryz-project tbody tr td:first-child {
border-right-width: 1px;
color: #7E7E7E;
font-size: 0.8em;
text-align: center;
user-select: none;
}
.ryz-project tbody tr td:last-child {
border-right-width: 1px;
}
.ryz-project tbody tr:hover td:first-child {
background-color: #D1F2C7;
color: #3E7138;
font-weight: bold;
}
.border {
border-color: #B8B8B8;
border-style: solid;
border-width: 1px;
}

178
demo-project.html Normal file
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@ -0,0 +1,178 @@
<!doctype html>
<html lang="en-GB">
<head>
<meta charset="UTF-8" />
<meta http-equiv="content-type" content="text/html" charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="description" content="" />
<meta name="keyword" content="" />
<script src="dist/extensions.js"></script>
<!-- <script src="build/ryzproj.min.js"></script> -->
<script src="dist/project.js"></script>
<!-- <script src="project/task-grid.js"></script> -->
<!-- <script src="project/gantt-chart.js"></script> -->
<link href="demo-project.css" rel="stylesheet" />
<title></title>
<style>
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
font-size: 10pt;
padding: 10px;
}
.row {
/* display: flex; */
}
.row:after {
content: "";
display: table;
clear: both;
}
.column {
/* flex: 50%; */
float: left;
/* width: 50%; */
}
</style>
</head>
<body>
<div class="row">
<div class="column" id="taskGrid1" style="width:800px">
</div>
<div class="column" style="padding-left: 3px; width: calc(100% - 800px - 3px);">
<!-- <div style="width:100%; height: 100%; overflow: scroll;"> -->
<div id="ganttChart1"></div>
<!-- </div> -->
</div>
</div>
<script>
Document.ready(async function() {
var project1 = new LiteRyzJS.Project({ Name: "New Project 1" });
var taskGrid1 = null;
var ganttChart1 = null;
project1.AddTask({
ID: 1,
Name: "Task A",
StartDelay: 0,
Duration: Math.randomN(0, 28),
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: null
});
project1.AddTask({
ID: 2,
Name: "Task B",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: 1,
IsCollated: false,
CollatedTaskID: null
});
project1.AddTask({
ID: 5,
Name: "Task B1",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: 2,
IsCollated: true,
CollatedTaskID: null
});
project1.AddTask({
ID: 6,
Name: "Task B11",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: 5
});
project1.AddTask({
ID: 7,
Name: "Task B12",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: 5,
Progress: 50
});
project1.AddTask({
ID: 8,
Name: "Task E",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: null,
IsCollated: true,
CollatedTaskID: null
});
project1.AddTask({
ID: 9,
Name: "Task E1",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: 8
});
project1.AddTask({
ID: 3,
Name: "Task C",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: 8,
IsCollated: false,
CollatedTaskID: null
});
project1.AddTask({
ID: 4,
Name: "Task D",
StartDelay: Math.randomN(0, 5),
Duration: Math.randomN(0, 28),
PredecessorTaskID: 3,
IsCollated: false,
CollatedTaskID: null
});
project1.Invalidate();
console.log(new Date(project1.StartDate).toLocaleDateString() + " - " + new Date(project1.FinishDate).toLocaleDateString() + " [" + project1.Duration + "]");
const taskData = project1.ExportTasks();
console.log(project1.Tasks);
console.log(taskData);
if (taskGrid1 == null) taskGrid1 = new LiteRyzJS.ProjectTaskGrid(document.getElementById("taskGrid1"));
taskGrid1.Render(taskData);
if (ganttChart1 == null) ganttChart1 = new LiteRyzJS.GanttChart(document.getElementById("ganttChart1"), {});
ganttChart1.Load(project1);
});
</script>
</body>
</html>

2
devnotes.txt Normal file
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@ -0,0 +1,2 @@
npm install --save-dev webpack webpack-cli
npm run build

9
package.json
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@ -1,16 +1,11 @@
{ {
"name": "LiteRyzJS", "name": "LiteRyzJS",
"version": "0.1.0.424", "version": "0.1.0.154",
"devDependencies": { "devDependencies": {
"css-loader": "^7.1.2",
"sass": "^1.77.8",
"sass-loader": "^16.0.0",
"style-loader": "^4.0.0",
"webpack": "^5.93.0", "webpack": "^5.93.0",
"webpack-cli": "^5.1.4" "webpack-cli": "^5.1.4"
}, },
"scripts": { "scripts": {
"build": "webpack", "build": "webpack"
"watch": "webpack --watch"
} }
} }

222
src/extensions/array.js
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@ -1,8 +1,3 @@
/**
* Check is array empty.
* @param {Array} value Array.
* @returns Boolean True, if array is empty or not an array type.
*/
Array.isEmpty = function(value) { Array.isEmpty = function(value) {
const dataType = Object.getDataType(value); const dataType = Object.getDataType(value);
if (dataType != "array") { if (dataType != "array") {
@ -12,12 +7,6 @@ Array.isEmpty = function(value) {
return (value.length <= 0); return (value.length <= 0);
}; };
/**
* Create a linear/one-dimension array of objects from an object's property.
* @param {*} sourceArray Source array.
* @param {*} propName Property name.
* @param {*} destArray Destination array.
*/
Array.toFlatten = function (sourceArray, propName, destArray) { Array.toFlatten = function (sourceArray, propName, destArray) {
for (let i=0; i<sourceArray.length; i++) { for (let i=0; i<sourceArray.length; i++) {
destArray.push(sourceArray[i]); destArray.push(sourceArray[i]);
@ -30,85 +19,27 @@ Array.toFlatten = function (sourceArray, propName, destArray) {
} }
}; };
/**
* Add elements from an array into this array.
* @param {Array} array Array.
* @returns Array.
*/
Array.prototype.addRange = function (array) { Array.prototype.addRange = function (array) {
if (array == null) { if (array == null) {
return this; return this;
} }
array.forEach(e => { for (let i = 0; i < array.length; i++) {
this.push(e); this.push(array[i]);
}); }
return this; return this;
}; };
/**
* Check all match property value.
* @param {String} propName Property name.
* @param {Object} value Property value.
* @returns Boolean True, if all objects of property name match value.
*/
Array.prototype.all = function (propName, value) {
for (let i = 0; i < this.length; i++) {
if (propName == null) {
if (this[i] != value){
return false;
}
} else {
if (typeof(this[i][propName]) != "undefined") {
if (this[i][propName] != value){
return false;
}
}
}
}
return true;
};
/**
* Check any match property value.
* @param {String} propName Property name.
* @param {Object} value Property value.
* @returns Boolean True, if any objects of property name match value.
*/
Array.prototype.any = function (propName, value) { Array.prototype.any = function (propName, value) {
for (let i = 0; i < this.length; i++) { return (this.count(propName, value) > 0);
if (propName == null) {
if (this[i] == value){
return true;
}
} else {
if (typeof(this[i][propName]) != "undefined") {
if (this[i][propName] == value){
return true;
}
}
}
}
return false;
}; };
/**
* Create deep copy of array.
* @returns Array
*/
Array.prototype.copy = function () { Array.prototype.copy = function () {
return JSON.parse(JSON.stringify(this)); return JSON.parse(JSON.stringify(this));
}; };
/**
* Count of objects in array with the property value.
* @param {*} propName Property name.
* @param {*} value Property value.
* @returns Integer Number of matches.
*/
Array.prototype.count = function (propName, value) { Array.prototype.count = function (propName, value) {
let result = 0; let result = 0;
@ -129,11 +60,6 @@ Array.prototype.count = function (propName, value) {
return result; return result;
}; };
/**
* Count of objects in array with many matches.
* @param {Object} filters Array of matches [{propName, value}].
* @returns Integer Number of matches.
*/
Array.prototype.countMany = function (...filters) { Array.prototype.countMany = function (...filters) {
let result = 0; let result = 0;
@ -144,12 +70,6 @@ Array.prototype.countMany = function (...filters) {
return result; return result;
}; };
/**
* Create an empty array of a given length with a given default value.
* @param {int} length Length of array.
* @param {object} value Default value.
* @returns Array.
*/
Array.prototype.create = function (length, value) { Array.prototype.create = function (length, value) {
let result = []; let result = [];
@ -160,19 +80,6 @@ Array.prototype.create = function (length, value) {
return result return result
}; };
Array.prototype.distinct = function () {
this = this.filter((obj, index, self) =>
index === self.findIndex((x) => JSON.stringify(x) === JSON.stringify(obj))
);
return this;
}
/**
* Convert this array of objects to a linear/one-dimensional array using a property.
* @param {*} propName Property name.
* @returns Array Array.
*/
Array.prototype.flatten = function (propName) { Array.prototype.flatten = function (propName) {
let result = []; let result = [];
@ -181,29 +88,6 @@ Array.prototype.flatten = function (propName) {
return result; return result;
}; };
/**
* Get element at index.
* @param {Object} index Index of element.
* @returns Object Element.
*/
Array.prototype.get = function (index) {
if (index < 0) {
return "";
}
if (index >= this.length) {
return "";
}
return this[index];
};
/**
* Find index of first occurrence of value in property.
* @param {string} propName Property name.
* @param {object} value Property value.
* @returns Index of element.
*/
Array.prototype.index = function (propName, value) { Array.prototype.index = function (propName, value) {
const result = this.indexes(propName, value); const result = this.indexes(propName, value);
if (result.length <= 0) { if (result.length <= 0) {
@ -213,12 +97,6 @@ Array.prototype.index = function (propName, value) {
return result[0]; return result[0];
}; };
/**
* Find index of occurrences of value in property in array.
* @param {string} propName Property name.
* @param {object} value Property value.
* @returns Array of indexes.
*/
Array.prototype.indexes = function (propName, value) { Array.prototype.indexes = function (propName, value) {
let result = []; let result = [];
@ -239,12 +117,6 @@ Array.prototype.indexes = function (propName, value) {
return result; return result;
}; };
/**
* Insert an element into an array at index position.
* @param {int} index Array index.
* @param {object} item Array element.
* @returns Array.
*/
Array.prototype.insert = function(index, item) { Array.prototype.insert = function(index, item) {
if (index < 0) { if (index < 0) {
this.splice(0, 0, item); this.splice(0, 0, item);
@ -257,11 +129,6 @@ Array.prototype.insert = function(index, item) {
return this; return this;
}; };
/**
* Concatenates an array if value is not null or whitespace using a separator.
* @param {string} separator Separator text.
* @returns string.
*/
Array.prototype.joinIfNotNullOrWhitespace = function (separator) { Array.prototype.joinIfNotNullOrWhitespace = function (separator) {
const a = this; const a = this;
@ -282,12 +149,6 @@ Array.prototype.joinIfNotNullOrWhitespace = function (separator) {
return result; return result;
}; };
/**
* Returns first element that matches.
* @param {string} propName Property name.
* @param {string} value Property value.
* @returns Array element.
*/
Array.prototype.first = function (propName, value) { Array.prototype.first = function (propName, value) {
for (let i = 0; i < this.length; i++) { for (let i = 0; i < this.length; i++) {
if (typeof(this[i][propName]) == "undefined") { if (typeof(this[i][propName]) == "undefined") {
@ -302,11 +163,6 @@ Array.prototype.first = function (propName, value) {
return null; return null;
}; };
/**
* Traverses an array tree following a property (by name), performing the defined function.
* @param {string} propName Property name.
* @param {function} func Function to perform at each element.
*/
Array.prototype.forEachTree = function (propName, func) { Array.prototype.forEachTree = function (propName, func) {
for (let i=0; i<this.length; i++) { for (let i=0; i<this.length; i++) {
if (func(this[i]) === false) { if (func(this[i]) === false) {
@ -323,11 +179,6 @@ Array.prototype.forEachTree = function (propName, func) {
} }
}; };
/**
* Sort an array alphanumerically using the named property (ascending).
* @param {string} propName Property name.
* @returns Array.
*/
Array.prototype.orderBy = function (propName) { Array.prototype.orderBy = function (propName) {
this.sort(function(a, b) { this.sort(function(a, b) {
if (a[propName] < b[propName]) { if (a[propName] < b[propName]) {
@ -342,11 +193,6 @@ Array.prototype.orderBy = function (propName) {
return this; return this;
}; };
/**
* Sort an array alphanumerically using the named property (descending).
* @param {string} propName Property name.
* @returns Array.
*/
Array.prototype.orderByDesc = function (propName) { Array.prototype.orderByDesc = function (propName) {
this.sort(function(a, b) { this.sort(function(a, b) {
if (a[propName] < b[propName]) { if (a[propName] < b[propName]) {
@ -361,11 +207,6 @@ Array.prototype.orderByDesc = function (propName) {
return this; return this;
}; };
/**
* Remove an element from an array.
* @param {object} element Element.
* @returns Array.
*/
Array.prototype.remove = function (element) { Array.prototype.remove = function (element) {
let result = []; let result = [];
@ -382,11 +223,6 @@ Array.prototype.remove = function (element) {
return this; return this;
}; };
/**
* Remove element at index position.
* @param {int} index Element index.
* @returns Array.
*/
Array.prototype.removeAt = function(index) { Array.prototype.removeAt = function(index) {
if ((index < 0) || (index >= this.length)) { if ((index < 0) || (index >= this.length)) {
return this; return this;
@ -397,11 +233,6 @@ Array.prototype.removeAt = function(index) {
return this; return this;
}; };
/**
* Remove elements in an array.
* @param {Array} array Array of elements to be removed.
* @returns Array.
*/
Array.prototype.removeRange = function (array) { Array.prototype.removeRange = function (array) {
for (let i=0; i<array.length; i++) { for (let i=0; i<array.length; i++) {
this.remove(array[i]); this.remove(array[i]);
@ -411,32 +242,8 @@ Array.prototype.removeRange = function (array) {
}; };
/** /**
* Returns array where each element's property does not equal value. * Find elements where a property equals a value.
* @param {string} propName Property name. * @returns {Array} Of elements found.
* @param {*} value Property value.
* @returns Array.
*/
Array.prototype.notSelect = function (propName, value) {
let result = [];
for (let i = 0; i < this.length; i++) {
if (typeof(this[i][propName]) == "undefined") {
continue;
}
if (this[i][propName] != value){
result.push(this[i]);
}
}
return result;
};
/**
* Returns array where each element's property equals value.
* @param {string} propName Property name.
* @param {*} value Property value.
* @returns Array.
*/ */
Array.prototype.select = function (propName, value) { Array.prototype.select = function (propName, value) {
let result = []; let result = [];
@ -454,11 +261,6 @@ Array.prototype.select = function (propName, value) {
return result; return result;
}; };
/**
* Returns array where each element matches a set of property values.
* @param {...any} filters Property-value pairs.
* @returns Array.
*/
Array.prototype.selectMany = function (...filters) { Array.prototype.selectMany = function (...filters) {
let result = this; let result = this;
@ -469,11 +271,6 @@ Array.prototype.selectMany = function (...filters) {
return result; return result;
}; };
/**
* Return array of element from array of object by property name.
* @param {string} propName Property name.
* @returns Array.
*/
Array.prototype.toList = function (propName) { Array.prototype.toList = function (propName) {
let result = []; let result = [];
@ -488,11 +285,6 @@ Array.prototype.toList = function (propName) {
return result; return result;
}; };
/**
* Sort this object property using property name.
* @param {string} childPropName Property name.
* @param {string} sortPropName Sort by property name.
*/
Array.prototype.sortTree = function (childPropName, sortPropName) { Array.prototype.sortTree = function (childPropName, sortPropName) {
this.orderBy(sortPropName); this.orderBy(sortPropName);

49
src/extensions/document.js
View File

@ -6,51 +6,4 @@ Document.ready = async function(fn) {
fn(); fn();
}); });
})(); })();
} }
Document.getWidth = function(el) {
if (el == null) {
return 0;
}
if (typeof(el) == "undefined") {
return 0;
}
return (el.offsetWidth || el.innerWidth || el.clientWidth);
}
Document.getHeight = function(el) {
if (el == null) {
return 0;
}
if (typeof(el) == "undefined") {
return 0;
}
return (el.offsetHeight || el.innerHeight || el.clientHeight);
}
Document.appendHtml = function(el, html) {
const newEl = document.createElement(html);
el.appendChild(newEl);
}
Document.addClass = function(el, className) {
if (el.classList.contains(className)) {
return;
}
el.classList.add(className);
}
Document.removeClass = function(el, className) {
if (!el.classList.contains(className)) {
return;
}
el.classList.remove(className);
}

11
src/project.js Normal file
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@ -0,0 +1,11 @@
// src/project.js
import GanttChart from './project/gantt-chart.js';
import Project from './project/project.js';
import ProjectTaskGrid from './project/task-grid.js';
export {
GanttChart,
Project,
ProjectTaskGrid
};

244
src/project/gantt-chart.js Normal file
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@ -0,0 +1,244 @@
import Canvas from '../graphics/canvas.js';
class GanttChart {
constructor(el, options) {
const a = this;
a.Canvas = new Canvas(el);
a.Options = Object.assign(a.DefaultOptions, options);
a.Debug = false;
a.Project = null;
a.StartDate = null;
}
get DefaultOptions() {
return {
DayWidth: 24,
HeaderRow: {
Height: [ 21, 21 ]
},
Row: {
Height: 28,
Task: {
Height: 13,
PaddingTop: 6,
BorderColour: "#555555",
FillColour: "#9CC2E6"
},
CollatedTask: {
Height: 3,
PaddingTop: 11,
BorderColour: "#555555",
FillColour: "#555555"
}
},
Line: {
Margin: 5,
Colour: "#555555",
Width: 1,
ArrowSize: 5
},
DateFont: "7pt sans-serif",
DateForeColour: "#636363",
BorderWidth: 1,
BorderColour: "#B8B8B8",
BorderDashPattern: [1, 3],
};
}
get HeaderHeight() {
const a = this;
return a.Options.HeaderRow.Height[0] + a.Options.HeaderRow.Height[1];
}
Invalidate() {
const a = this;
a.Canvas.Clear();
if (a.Project == null) {
return;
}
const tasks = a.Project.ExportTasks();
const width = ((a.Project.Duration + 2) * a.Options.DayWidth);
const height = (tasks.length * a.Options.Row.Height) + a.HeaderHeight;
a.AutoSize = false;
a.ClientWidth = width;
a.ClientHeight = height;
a.Canvas.Invalidate();
a.drawChartLabel(a.Project);
a.drawTasks(tasks);
a.drawLines(tasks);
}
Load(project) {
const a = this;
a.Canvas.Clear();
if (project == null) {
return;
}
a.Project = project;
a.StartDate = new Date(project.StartDate);
a.Invalidate();
}
drawChartLabel(project) {
const a = this;
const width = a.Canvas.ClientWidth;
const height = a.Canvas.ClientHeight;
const displayDays = project.Duration + 2;
let startDate = new Date(a.StartDate);
startDate.addDays(-1);
// Draw vertical lines
for (let i=1; i<displayDays; i++) {
a.Canvas.DrawVerticalLine((a.Options.DayWidth * i), (a.Options.HeaderRow.Height[0] + a.Options.BorderWidth), (a.Options.HeaderRow.Height[1] - (a.Options.BorderWidth * 2)), a.Options.BorderColour, {});
}
a.Canvas.DrawHorizontalLine(0, a.Options.HeaderRow.Height[0], width, a.Options.BorderColour);
a.Canvas.DrawHorizontalLine(0, (a.HeaderHeight - a.Options.BorderWidth), width, a.Options.BorderColour);
// Write dates
for (let i=0; i<displayDays; i++) {
const date = Date.addDays(startDate, i);
const x = (a.Options.DayWidth * i);
// Draw month
if (date.getDate() == 1) {
const size = a.Canvas.MeasureText(a.Options.DateFont, "#");
const monthPoint = {
X: (x + 2),
Y: Math.half(a.Options.HeaderRow.Height[0] - size.H)
};
a.Canvas.DrawText(monthPoint.X, monthPoint.Y, date.toCString("MMMM"), a.Options.DateFont, a.Options.DateForeColour);
}
// Draw day
const dateRectangle = {
X: x,
Y: a.Options.HeaderRow.Height[1],
W: a.Options.DayWidth - a.Options.BorderWidth,
H: (a.Options.HeaderRow.Height[1] - (a.Options.BorderWidth * 2))
};
a.Canvas.FillText(dateRectangle, date.getDate(), a.Options.DateFont, a.Options.DateForeColour);
if (a.Debug) a.Canvas.DrawRectangle(dateRectangle, "red", {});
// Draw day-of-week guideline
const guidelineHeight = height - a.Options.BorderWidth;
if (project.Project.StartOfWeek == date.getDay()) {
// Draw start-of-the-week guideline
a.Canvas.DrawVerticalLine(x, a.HeaderHeight, guidelineHeight, a.Options.BorderColour, {});
} else {
a.Canvas.DrawVerticalLine(x, a.HeaderHeight, guidelineHeight, a.Options.BorderColour, { LineDash: a.Options.BorderDashPattern });
}
}
}
drawTasks(tasks) {
const a = this;
for (let i=0; i<tasks.length; i++) {
const style = ((tasks[i].IsCollated == true) ? a.Options.Row.CollatedTask : a.Options.Row.Task);
const rectangle = a.getTaskRectangle(tasks[i], style);
if (tasks[i].Duration <= 0) {
a.Canvas.DrawDiamond(rectangle, style.BorderColour, { FillColour: style.FillColour });
} else {
a.Canvas.DrawRectangle(rectangle, style.BorderColour, { FillColour: style.FillColour });
}
}
}
drawLines(tasks) {
const a = this;
for (let i=0; i<tasks.length; i++) {
if (tasks[i].PredecessorTaskID == null) {
continue;
}
if (tasks[i].PredecessorTaskNo == null) {
continue;
}
const style = ((tasks[i].IsCollated == true) ? a.Options.Row.CollatedTask : a.Options.Row.Task);
const rectangle = a.getTaskRectangle(tasks[i], style);
const predecessorTask = tasks.first("Order", tasks[i].PredecessorTaskNo);
if (predecessorTask == null) {
continue;
}
const predecessorStyle = ((predecessorTask.IsCollated == true) ? a.Options.Row.CollatedTask : a.Options.Row.Task);
const predecessorRectangle = a.getTaskRectangle(predecessorTask, predecessorStyle);
let points = [];
points.push({ X: (predecessorRectangle.X + predecessorRectangle.W), Y: (predecessorRectangle.Y + Math.half(predecessorRectangle.H)) });
points.push({ X: (rectangle.X + a.Options.Line.Margin), Y: (predecessorRectangle.Y + Math.half(predecessorRectangle.H)) });
points.push({ X: (rectangle.X + a.Options.Line.Margin), Y: (rectangle.Y - a.Options.Line.Margin) });
points.push({ X: (rectangle.X + a.Options.Line.Margin), Y: rectangle.Y });
a.Canvas.DrawLines(points, a.Options.Line.Colour, { LineWidth: a.Options.Line.Width });
const arrowRectangle = {
X: (rectangle.X + a.Options.Line.Margin - Math.half(a.Options.Line.ArrowSize)),
Y: (rectangle.Y - a.Options.Line.ArrowSize),
W: a.Options.Line.ArrowSize,
H: a.Options.Line.ArrowSize
}
a.Canvas.DrawArrowS(arrowRectangle, a.Options.Line.Colour, { FillColour: a.Options.Line.Colour });
}
}
getTaskRectangle(task, style) {
const a = this;
const i = (task.Order - 1);
let rectangle = {};
if (task.Duration <= 0) {
rectangle = {
X: (a.Options.DayWidth * (Date.diffDays(a.StartDate, task.StartDate) + 1)),
Y: (a.HeaderHeight + (a.Options.Row.Height * i) + style.PaddingTop),
W: style.Height,
H: style.Height
};
rectangle.X -= Math.half(rectangle.W);
} else {
rectangle = {
X: (a.Options.DayWidth * (Date.diffDays(a.StartDate, task.StartDate) + 1)),
Y: (a.HeaderHeight + (a.Options.Row.Height * i) + style.PaddingTop),
W: (a.Options.DayWidth * task.Duration),
H: style.Height
};
}
return rectangle;
}
}
export default GanttChart;

428
src/project/project.js Normal file
View File

@ -0,0 +1,428 @@
class Project {
constructor(options) {
const a = this;
const _options = Object.assign(a.newProject, options);
a.Project = _options;
a.Tasks = [];
a.initialiseComponents();
}
initialiseComponents() {
const a = this;
}
get NewTask() {
return {
// Order: null,
ID: null,
Name: "",
Description: "",
Tag: null,
// StartDate: null, // new Date(),
// FinishDate: null, // new Date(),
StartDelay: 0, // Days
Duration: 1, // Days
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: null,
// CalcWorkHours: 0,
ActuWorkHours: null,
Progress: 0,
Resources: []
};
}
get StartDate() {
const a = this;
return new Date(a.Project.StartDate);
}
get FinishDate() {
const a = this;
let result = new Date(a.Project.StartDate);
a.ExportTasks().forEach(e => {
if (e.FinishDate == null) {
return;
}
result = Date.max(result, e.FinishDate);
});
return result;
}
get Duration() {
const a = this;
return Date.diffDays(a.StartDate, a.FinishDate);
}
get newProject() {
return {
Name: "",
Description: "",
StartDate: Date.today(),
Tag: null,
StartOfWeek: 1, // Monday
WorkHours: [0, 7.5, 7.5, 7.5, 7.5, 7.5, 0] // 0 = Sunday
};
}
get newTaskNode() {
return {
Order: null,
ID: null,
Name: "",
Description: "",
Tag: null,
StartDate: null, // new Date(),
FinishDate: null, // new Date(),
StartDelay: 0, // Days
Duration: 1, // Days
PredecessorTaskID: null,
IsCollated: false,
CollatedTaskID: null,
CalcWorkHours: 0,
ActuWorkHours: null,
Progress: 0,
Resources: [],
Level: 0,
PredecessorTaskNo: null,
Tasks: []
};
}
AddTask(task) {
const a = this;
const newTask = Object.assign(a.NewTask, task);
const newTaskNode = Object.assign(a.newTaskNode, newTask);
if ((newTaskNode.PredecessorTaskID == null) && (newTaskNode.CollatedTaskID == null)) {
a.Tasks.push(newTaskNode);
} else if (newTaskNode.PredecessorTaskID != null) {
const node = a.FindTask(newTaskNode.PredecessorTaskID);
if (node != null) {
node.Tasks.push(newTaskNode);
} else {
a.log("Task not found (" + newTaskNode.PredecessorTaskID + ")");
}
} else if (newTaskNode.CollatedTaskID != null) {
const node = a.FindTask(newTaskNode.CollatedTaskID);
if (node != null) {
node.Tasks.push(newTaskNode);
} else {
a.log("Task not found (" + newTaskNode.CollatedTaskID + ")");
}
} else {
a.log("Task not found (" + newTaskNode.ID + ")");
}
}
ClearTasks() {
const a = this;
a.Tasks = [];
}
ExportTasks() {
const a = this;
let result = a.Tasks.copy().flatten("Tasks");
for (var i=0; i<result.length; i++) {
result[i].Order = (i + 1);
delete result[i].Tasks;
}
return result;
}
FindTask(id) {
const a = this;
let result = null;
a.Tasks.forEachTree("Tasks", function(e) {
if (e.ID == id) {
result = e;
return false;
}
return true;
});
return result;
}
/**
* Get node type.
* @returns {int} enum
*
* 0 = orphan
* 1 = task no-parent/root
* 2 = task no-parent/root, collated/group
* 3 = task with parent
* 4 = task with parent, collated/group
* 5 = sub-task
* 6 = sub-task, collated/group
*
*/
GetNodeType(node) {
if (node == null) {
// 0 = orphan
return 0;
}
if ((node.PredecessorTaskID == null) && (node.CollatedTaskID == null) && (node.IsCollated == false)) {
// 1 = task no-parent/root
return 1;
}
if ((node.PredecessorTaskID == null) && (node.CollatedTaskID == null) && (node.IsCollated == true)) {
// 2 = task no-parent/root, collated/group
return 2;
}
if ((node.PredecessorTaskID != null) && (node.CollatedTaskID == null) && (node.IsCollated == false)) {
// 3 = task with parent
return 3;
}
if ((node.PredecessorTaskID != null) && (node.CollatedTaskID == null) && (node.IsCollated == true)) {
// 4 = task with parent, collated/group
return 4;
}
if ((node.CollatedTaskID != null) && (node.IsCollated == false)) {
// 5 = sub-task
return 5;
}
if ((node.CollatedTaskID != null) && (node.IsCollated == true)) {
// 6 = sub-task, collated/group
return 6;
}
return 0;
}
Invalidate() {
const a = this;
let isSuccess = false;
if (!a.Recalculate()) {
isSuccess = false;
}
return isSuccess;
}
Recalculate() {
const a = this;
let isSuccess = false;
a.Sort();
// Get flat references
let result = a.Tasks.flatten("Tasks");
// Reset calculated values
for (var i=0; i<result.length; i++) {
result[i].Order = (i + 1);
result[i].StartDate = null;
result[i].FinishDate = null;
result[i].CalcWorkHours = null;
}
// Maximum 128 rounds
for (var x=0; x<128; x++) {
let pendingCount = result.copy().countMany(
{ propName: "StartDate", value: null },
{ propName: "FinishDate", value: null }
);
// Done
if (pendingCount <= 0) {
isSuccess = true;
break;
}
a.log("Round " + (x + 1));
for (var i=0; i<result.length; i++) {
const nodeType = a.GetNodeType(result[i]);
switch (nodeType) {
case 1: // task no-parent/root
result[i].StartDate = Date.addDays(a.Project.StartDate, result[i].StartDelay);
result[i].FinishDate = Date.addDays(result[i].StartDate, result[i].Duration);
break;
case 2: // task no-parent/root, collated/group
result[i].StartDate = Date.addDays(a.Project.StartDate, result[i].StartDelay);
result[i].Progress = 0;
// update finish date, if possible
a.recalculateCollatedTask(result, i);
break;
case 3: // task with parent
const node3 = result.first("ID", result[i].PredecessorTaskID);
if (node3 != null) {
if (node3.FinishDate != null) {
result[i].StartDate = Date.addDays(node3.FinishDate, result[i].StartDelay);
result[i].FinishDate = Date.addDays(result[i].StartDate, result[i].Duration);
}
}
break;
case 4: // task with parent, collated/group
const node4 = result.first("ID", result[i].PredecessorTaskID);
if (node4 != null) {
if (node4.FinishDate != null) {
result[i].StartDate = Date.addDays(node4.FinishDate, result[i].StartDelay);
result[i].Progress = 0;
// update finish date, if possible
a.recalculateCollatedTask(result, i);
}
}
break;
case 5: // sub-task
const node5 = result.first("ID", result[i].CollatedTaskID);
if (node5 != null) {
if (node5.StartDate != null) {
result[i].StartDate = Date.addDays(node5.StartDate, result[i].StartDelay);
result[i].FinishDate = Date.addDays(result[i].StartDate, result[i].Duration);
result[i].Level = (node5.Level + 1);
}
}
break;
case 6: // sub-task, collated/group
const node6 = result.first("ID", result[i].CollatedTaskID);
if (node6 != null) {
if (node6.StartDate != null) {
result[i].StartDate = Date.addDays(node6.StartDate, result[i].StartDelay);
result[i].Progress = 0;
result[i].Level = (node6.Level + 1);
// update finish date, if possible
a.recalculateCollatedTask(result, i);
}
}
break;
default: // orphan
break;
}
}
}
// Calculate work-hours
a.recalculateWorkHours(result);
// Calculate predecessor
a.recalculatePredecessorTaskNo(result);
return isSuccess;
}
Sort() {
const a = this;
a.Tasks.sortTree("Tasks", "StartDelay");
}
log(message) {
console.log(message);
}
recalculateWorkHours(array) {
const a = this;
for (var i=0; i<array.length; i++) {
if (array[i].StartDate == null) {
continue;
}
if (array[i].FinishDate == null) {
continue;
}
if (array[i].Duration <= 0) {
continue;
}
let workHours = 0;
let date = new Date(array[i].StartDate);
for (let x=0; x<array[i].Duration; x++) {
const d = date.getDay();
workHours += a.Project.WorkHours[d];
}
array[i].CalcWorkHours = workHours;
}
}
recalculatePredecessorTaskNo(array) {
const a = this;
for (var i=0; i<array.length; i++) {
if (array[i].PredecessorTaskID == null) {
continue;
}
const predecessor = a.FindTask(array[i].PredecessorTaskID);
if (predecessor == null) {
continue;
}
array[i].PredecessorTaskNo = predecessor.Order;
}
}
recalculateCollatedTask(array, index) {
let node2 = array.select("CollatedTaskID", array[index].ID);
if (node2.length <= 0) {
// No children
array[index].Duration = 0;
return new Date(array[index].StartDate);
}
// Not ready, calculation pending
if (node2.any("FinishDate", null)) {
array[index].Duration = 0;
return null;
}
let node2FinishDate = new Date(array[index].StartDate);
node2.forEach(e => {
if (e.FinishDate > node2FinishDate) {
node2FinishDate = e.FinishDate;
}
});
array[index].Progress = Math.average(node2.toList("Progress"));
array[index].FinishDate = new Date(node2FinishDate);
array[index].Duration = Date.diffDays(array[index].StartDate, array[index].FinishDate);
}
}
export default Project;

120
src/project/task-grid.js Normal file
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@ -0,0 +1,120 @@
class ProjectTaskGrid {
constructor(el) {
const a = this;
a.Container = el;
a.Columns = [
null,
null,
"Task Name",
"Duration",
"Start",
"Finish",
"Predecessor",
"Resource Names",
null
];
a.initialiseComponents();
}
initialiseComponents() {
const a = this;
let htmlContent = "";
htmlContent += "<table class='ryz-project'>";
htmlContent += a.renderTHead();
htmlContent += "<tbody>";
htmlContent += a.renderPlaceholder();
htmlContent += "</tbody>";
htmlContent += "</table>";
a.Container.innerHTML = htmlContent;
}
Render(model) {
const a = this;
let htmlContent = "";
htmlContent += "<table class='ryz-project'>";
htmlContent += a.renderTHead();
htmlContent += "<tbody>";
model.forEach(e => {
htmlContent += a.renderRow(e);
});
htmlContent += "</tbody>";
htmlContent += "</table>";
a.Container.innerHTML = htmlContent;
}
renderTHead() {
const a = this;
let htmlContent = "";
htmlContent += "<thead>";
htmlContent += "<tr>";
a.Columns.forEach(e => {
htmlContent += "<th>" + (e ?? "") + "</th>";
});
htmlContent += "</tr>";
htmlContent += "</thead>";
return htmlContent;
}
renderPlaceholder() {
const a = this;
let htmlContent = "";
htmlContent += "<tr>";
htmlContent += "<td></td>";
htmlContent += "<td colspan='" + (a.Columns.length - 1) + "' class='c'>Loading...</td>";
htmlContent += "</tr>";
return htmlContent;
}
renderRow(e) {
const a = this;
let htmlContent = "";
if (e.IsCollated == true) {
htmlContent += "<tr class='b'>";
} else {
htmlContent += "<tr>";
}
htmlContent += "<td class='c'>" + e.Order + "</td>";
htmlContent += "<td></td>";
htmlContent += "<td>";
for (let i=0; i<e.Level; i++) {
htmlContent += "<span class='i'></span>";
}
htmlContent += e.Name;
htmlContent += "</td>";
htmlContent += "<td>" + e.Duration + " day" + (parseInt(e.Duration) == 1 ? "" : "s") + "</td>";
htmlContent += "<td class='c'>" + new Date(e.StartDate).toLocaleDateString() + "</td>";
htmlContent += "<td class='c'>" + new Date(e.FinishDate).toLocaleDateString() + "</td>";
htmlContent += "<td class='c'>" + (e.PredecessorTaskNo ?? "") + "</td>";
htmlContent += "<td></td>";
htmlContent += "<td></td>";
htmlContent += "</tr>";
return htmlContent;
}
}
export default ProjectTaskGrid;

19
webpack.config.js
View File

@ -30,10 +30,11 @@ class PrependVersionPlugin {
module.exports = { module.exports = {
entry: { entry: {
extensions: './src/extensions.js', extensions: './src/extensions.js',
graphics: './src/graphics.js' graphics: './src/graphics.js',
project: './src/project.js'
}, },
output: { output: {
filename: `[name].dist.js`, filename: `[name].min.js`,
path: path.resolve(__dirname, 'dist'), path: path.resolve(__dirname, 'dist'),
library: 'LiteRyzJS', library: 'LiteRyzJS',
libraryTarget: 'umd', libraryTarget: 'umd',
@ -45,17 +46,5 @@ module.exports = {
'process.env.VERSION': JSON.stringify(version) 'process.env.VERSION': JSON.stringify(version)
}), }),
new PrependVersionPlugin() new PrependVersionPlugin()
], ]
module: {
rules: [
{
test: /\.scss$/,
use: [
'style-loader',
'css-loader',
'sass-loader'
]
}
]
}
}; };