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ganttDrawerSVG.js
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ganttDrawerSVG.js
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/*
Copyright (c) 2012-2018 Open Lab
Written by Roberto Bicchierai and Silvia Chelazzi http://roberto.open-lab.com
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
todo For compatibility with IE and SVGElements.getElementsByClassName not implemented changed every find starting from SVGElement (the other works fine)
.find(".classname")) -> .find("[class*=classname])
*/
function Ganttalendar(startMillis, endMillis, master, minGanttSize) {
this.master = master; // is the a GantEditor instance
this.element; // is the jquery element containing gantt
this.svg; // instance of svg object containing gantt
this.tasksGroup; //instance of svg group containing tasks
this.linksGroup; //instance of svg group containing links
this.minGanttSize = minGanttSize;
this.includeToday = false; //when true today is always visible. If false boundaries comes from tasks periods
this.showCriticalPath = false; //when true critical path is highlighted
this.initZoomlevels(); // initialite the zoom level definitions
this.originalStartMillis=startMillis;
this.originalEndMillis=endMillis;
this.gridChanged=true; //witness for boundaries changed. Force to redraw gantt grid
this.element = this.createGanttGrid(); // fake
this.linkOnProgress = false; //set to true when creating a new link
this.taskHeight=20;
this.resizeZoneWidth=5;
this.taskVertOffset = (this.master.rowHeight - this.taskHeight) / 2;
}
Ganttalendar.prototype.zoomGantt = function (isPlus) {
var curLevel = this.zoom;
var pos = this.zoomLevels.indexOf(curLevel + "");
var centerMillis=this.getCenterMillis();
var newPos = pos;
if (isPlus) {
newPos = pos <= 0 ? 0 : pos - 1;
} else {
newPos = pos >= this.zoomLevels.length - 1 ? this.zoomLevels.length - 1 : pos + 1;
}
if (newPos != pos) {
curLevel = this.zoomLevels[newPos];
this.gridChanged=true;
this.zoom = curLevel;
this.storeZoomLevel();
this.redraw();
this.goToMillis(centerMillis);
}
};
Ganttalendar.prototype.getStoredZoomLevel = function () {
if (localStorage && localStorage.getObject("TWPGanttSavedZooms")) {
var savedZooms = localStorage.getObject("TWPGanttSavedZooms");
return savedZooms[this.master.tasks[0].id];
}
return false;
};
Ganttalendar.prototype.storeZoomLevel = function () {
console.debug("storeZoomLevel: "+this.zoom);
if (localStorage) {
var savedZooms;
if (!localStorage.getObject("TWPGanttSavedZooms"))
savedZooms = {};
else
savedZooms = localStorage.getObject("TWPGanttSavedZooms");
savedZooms[this.master.tasks[0].id]=this.zoom;
localStorage.setObject("TWPGanttSavedZooms", savedZooms);
}
};
Ganttalendar.prototype.createHeadCell=function(level,zoomDrawer,rowCtx,lbl, span, additionalClass,start, end) {
var x = (start.getTime() - self.startMillis)* zoomDrawer.computedScaleX;
var th = $("<th>").html(lbl).attr("colSpan", span);
if (level>1) { //set width on second level only
var w = (end.getTime() - start.getTime()) * zoomDrawer.computedScaleX;
th.width(w);
}
if (additionalClass)
th.addClass(additionalClass);
rowCtx.append(th);
};
Ganttalendar.prototype.createBodyCell=function(zoomDrawer,tr,span, isEnd, additionalClass) {
var ret = $("<td>").html("").attr("colSpan", span).addClass("ganttBodyCell");
if (isEnd)
ret.addClass("end");
if (additionalClass)
ret.addClass(additionalClass);
tr.append(ret);
};
Ganttalendar.prototype.createGanttGrid = function () {
console.debug("Gantt.createGanttGrid zoom: "+this.zoom +" " + new Date(this.originalStartMillis).format() + " - " + new Date(this.originalEndMillis).format());
//var prof = new Profiler("ganttDrawer.createGanttGrid");
var self = this;
// get the zoomDrawer
// if the desired level is not there uses the largest one (last one)
var zoomDrawer=self.zoomDrawers[self.zoom] || self.zoomDrawers[self.zoomLevels[self.zoomLevels.length-1]];
//get best dimension for gantt
var adjustedStartDate= new Date(this.originalStartMillis);
var adjustedEndDate=new Date(this.originalEndMillis);
zoomDrawer.adjustDates(adjustedStartDate,adjustedEndDate);
self.startMillis = adjustedStartDate.getTime(); //real dimension of gantt
self.endMillis = adjustedEndDate.getTime();
//this is computed by hand in order to optimize cell size
var computedTableWidth= (self.endMillis - self.startMillis) * zoomDrawer.computedScaleX;
//set a minimal width
computedTableWidth = Math.max(computedTableWidth, self.minGanttSize);
var table = $("<table cellspacing=0 cellpadding=0>");
//loop for header1
var start = new Date(self.startMillis);
var tr1 = $("<tr>").addClass("ganttHead1");
while (start.getTime() <= self.endMillis) {
zoomDrawer.row1(start,tr1);
}
//loop for header2 e tbody
start = new Date(self.startMillis);
var tr2 = $("<tr>").addClass("ganttHead2");
var trBody = $("<tr>").addClass("ganttBody");
while (start.getTime() <= self.endMillis) {
zoomDrawer.row2(start,tr2,trBody);
}
table.append(tr1).append(tr2); // removed as on FF there are rounding issues //.css({width:computedTableWidth});
var head = table.clone().addClass("ganttFixHead");
table.append(trBody).addClass("ganttTable");
var height = self.master.editor.element.height();
table.height(height);
var box = $("<div>");
box.addClass("gantt unselectable").attr("unselectable", "true").css({position:"relative", width:computedTableWidth});
box.append(table);
box.append(head);
//create the svg
box.svg({settings:{class:"ganttSVGBox"},
onLoad: function (svg) {
console.debug("svg loaded", svg);
//creates gradient and definitions
var defs = svg.defs('myDefs');
//create backgound
var extDep = svg.pattern(defs, "extDep", 0, 0, 10, 10, 0, 0, 10, 10, {patternUnits:'userSpaceOnUse'});
var img=svg.image(extDep, 0, 0, 10, 10, self.master.resourceUrl +"hasExternalDeps.png",{opacity:.3});
self.svg = svg;
$(svg).addClass("ganttSVGBox");
//creates grid group
var gridGroup = svg.group("gridGroup");
//creates links group
self.linksGroup = svg.group("linksGroup");
//creates tasks group
self.tasksGroup = svg.group("tasksGroup");
//compute scalefactor fx
//self.fx = computedTableWidth / (endPeriod - startPeriod);
self.fx = zoomDrawer.computedScaleX;
}
});
return box;
};
//<%-------------------------------------- GANT TASK GRAPHIC ELEMENT --------------------------------------%>
Ganttalendar.prototype.drawTask = function (task) {
//console.debug("drawTask", task.name,this.master.showBaselines,this.taskHeight);
var self = this;
//var prof = new Profiler("ganttDrawTask");
if (self.master.showBaselines) {
if (task.id in self.master.baselines) {
var baseline = self.master.baselines[task.id].baseline;
if (baseline) {
//console.debug("baseLine",baseline)
var baseTask = $(_createBaselineSVG(task, baseline));
baseTask.css("opacity", .5);
task.ganttBaselineElement = baseTask;
}
}
}
var taskBox = $(_createTaskSVG(task));
task.ganttElement = taskBox;
if (self.showCriticalPath && task.isCritical)
taskBox.addClass("critical");
if (this.master.permissions.canWrite || task.canWrite) {
//bind all events on taskBox
taskBox
.click(function (e) { // manages selection
e.stopPropagation();// to avoid body remove focused
self.element.find("[class*=focused]").removeClass("focused");
$(".ganttSVGBox .focused").removeClass("focused");
var el = $(this);
if (!self.resDrop)
el.addClass("focused");
self.resDrop = false; //hack to avoid select
$("body").off("click.focused").one("click.focused", function () {
$(".ganttSVGBox .focused").removeClass("focused");
})
}).dblclick(function () {
if (self.master.permissions.canSeePopEdit)
self.master.editor.openFullEditor(task,false);
}).mouseenter(function () {
//bring to top
var el = $(this);
if (!self.linkOnProgress) {
$("[class*=linkHandleSVG]").hide();
el.find("[class*=linkHandleSVG]").stopTime("hideLink").show();
} else {
el.addClass("linkOver");
}
}).mouseleave(function () {
var el = $(this);
el.removeClass("linkOver").find("[class*=linkHandleSVG]").oneTime(500,"hideLink",function(){$(this).hide()});
}).mouseup(function (e) {
$(":focus").blur(); // in order to save grid field when moving task
}).mousedown(function () {
var task = self.master.getTask($(this).attr("taskid"));
task.rowElement.click();
}).dragExtedSVG($(self.svg.root()), {
canResize: this.master.permissions.canWrite || task.canWrite,
canDrag: !task.depends && (this.master.permissions.canWrite || task.canWrite),
resizeZoneWidth:self.resizeZoneWidth,
startDrag: function (e) {
$(".ganttSVGBox .focused").removeClass("focused");
},
drag: function (e) {
$("[from=" + task.id + "],[to=" + task.id + "]").trigger("update");
},
drop: function (e) {
self.resDrop = true; //hack to avoid select
var taskbox = $(this);
var task = self.master.getTask(taskbox.attr("taskid"));
var s = Math.round((parseFloat(taskbox.attr("x")) / self.fx) + self.startMillis);
self.master.beginTransaction();
self.master.moveTask(task, new Date(s));
self.master.endTransaction();
},
startResize:function (e) {
$(".ganttSVGBox .focused").removeClass("focused");
var taskbox = $(this);
var text = $(self.svg.text(parseInt(taskbox.attr("x")) + parseInt(taskbox.attr("width") + 8), parseInt(taskbox.attr("y")), "", {"font-size":"10px", "fill":"red"}));
taskBox.data("textDur", text);
},
resize: function (e) {
//find and update links from, to
var taskbox = $(this);
var st = Math.round((parseFloat(taskbox.attr("x")) / self.fx) + self.startMillis);
var en = Math.round(((parseFloat(taskbox.attr("x")) + parseFloat(taskbox.attr("width"))) / self.fx) + self.startMillis);
var d = getDurationInUnits(computeStartDate(st), computeEndDate(en), false);
var text = taskBox.data("textDur");
text.attr("x", parseInt(taskbox.attr("x")) + parseInt(taskbox.attr("width")) + 8).html(durationToString(d));
$("[from=" + task.id + "],[to=" + task.id + "]").trigger("update");
},
stopResize: function (e) {
self.resDrop = true; //hack to avoid select
var textBox = taskBox.data("textDur");
if (textBox)
textBox.remove();
var taskbox = $(this);
var task = self.master.getTask(taskbox.attr("taskid"));
var st = Math.round((parseFloat(taskbox.attr("x")) / self.fx) + self.startMillis);
var en = Math.round(((parseFloat(taskbox.attr("x")) + parseFloat(taskbox.attr("width"))) / self.fx) + self.startMillis);
//in order to avoid rounding issue if the movement is less than 1px we keep the same start and end dates
if (Math.abs(st-task.start)<1/self.fx) {
st = task.start;
}
if (Math.abs(en-task.end)<1/self.fx) {
en = task.end;
}
self.master.beginTransaction();
self.master.changeTaskDates(task, new Date(st), new Date(en));
self.master.endTransaction();
}
});
//binding for creating link
taskBox.find("[class*=linkHandleSVG]").mousedown(function (e) {
e.preventDefault();
e.stopPropagation();
var taskBox = $(this).closest(".taskBoxSVG");
var svg = $(self.svg.root());
var offs = svg.offset();
self.linkOnProgress = true;
self.linkFromEnd = $(this).is(".taskLinkEndSVG");
svg.addClass("linkOnProgress");
// create the line
var startX = parseFloat(taskBox.attr("x")) + (self.linkFromEnd ? parseFloat(taskBox.attr("width")) : 0);
var startY = parseFloat(taskBox.attr("y")) + parseFloat(taskBox.attr("height")) / 2;
var line = self.svg.line(startX, startY, e.pageX - offs.left - 5, e.pageY - offs.top - 5, {class:"linkLineSVG"});
var circle = self.svg.circle(startX, startY, 5, {class:"linkLineSVG"});
//bind mousemove to draw a line
svg.bind("mousemove.linkSVG", function (e) {
var offs = svg.offset();
var nx = e.pageX - offs.left;
var ny = e.pageY - offs.top;
var c = Math.sqrt(Math.pow(nx - startX, 2) + Math.pow(ny - startY, 2));
nx = nx - (nx - startX) * 10 / c;
ny = ny - (ny - startY) * 10 / c;
self.svg.change(line, { x2:nx, y2:ny});
self.svg.change(circle, { cx:nx, cy:ny});
});
//bind mouseup un body to stop
$("body").one("mouseup.linkSVG", function (e) {
$(line).remove();
$(circle).remove();
self.linkOnProgress = false;
svg.removeClass("linkOnProgress");
$(self.svg.root()).unbind("mousemove.linkSVG");
var targetBox = $(e.target).closest(".taskBoxSVG");
console.debug("create link from " + taskBox.attr("taskid") + " to " + targetBox.attr("taskid"));
if (targetBox && targetBox.attr("taskid") != taskBox.attr("taskid")) {
var taskTo;
var taskFrom;
if (self.linkFromEnd) {
taskTo = self.master.getTask(targetBox.attr("taskid"));
taskFrom = self.master.getTask(taskBox.attr("taskid"));
} else {
taskFrom = self.master.getTask(targetBox.attr("taskid"));
taskTo = self.master.getTask(taskBox.attr("taskid"));
}
if (taskTo && taskFrom) {
var gap = 0;
var depInp = taskTo.rowElement.find("[name=depends]");
depInp.val(depInp.val() + ((depInp.val() + "").length > 0 ? "," : "") + (taskFrom.getRow() + 1) + (gap != 0 ? ":" + gap : ""));
depInp.blur();
}
}
})
});
}
//ask for redraw link
self.redrawLinks();
//prof.stop();
function _createTaskSVG(task) {
var svg = self.svg;
var dimensions = {
x : Math.round((task.start - self.startMillis) * self.fx),
y : task.rowElement.position().top + task.rowElement.offsetParent().scrollTop() + self.taskVertOffset,
width : Math.max(Math.round((task.end - task.start) * self.fx), 1),
height: (self.master.showBaselines ? self.taskHeight / 1.3 : self.taskHeight)
};
var taskSvg = svg.svg(self.tasksGroup, dimensions.x, dimensions.y, dimensions.width, dimensions.height, {class:"taskBox taskBoxSVG taskStatusSVG", status:task.status, taskid:task.id,fill:task.color||"#eee" });
//svg.title(taskSvg, task.name);
//external box
var layout = svg.rect(taskSvg, 0, 0, "100%", "100%", {class:"taskLayout", rx:"2", ry:"2"});
//external dep
if (task.hasExternalDep)
svg.rect(taskSvg, 0, 0, "100%", "100%", {fill:"url(#extDep)"});
//progress
if (task.progress > 0) {
var progress = svg.rect(taskSvg, 0, "20%", (task.progress > 100 ? 100 : task.progress) + "%", "60%", {rx:"2", ry:"2",fill:"rgba(0,0,0,.4)"});
if (dimensions.width > 50) {
var textStyle = {fill:"#888", "font-size":"10px",class:"textPerc teamworkIcons",transform:"translate(5)"};
if (task.progress > 100)
textStyle["font-weight"]="bold";
if (task.progress > 90)
textStyle.transform = "translate(-40)";
svg.text(taskSvg, (task.progress > 90 ? 100 : task.progress) + "%", (self.master.rowHeight - 5) / 2, (task.progress > 100 ? "!!! " : "") + task.progress + "%", textStyle);
}
}
if (task.isParent())
svg.rect(taskSvg, 0, 0, "100%", 3, {fill:"#000"});
if (task.startIsMilestone) {
svg.image(taskSvg, -9, dimensions.height/2-9, 18, 18, self.master.resourceUrl +"milestone.png")
}
if (task.endIsMilestone) {
svg.image(taskSvg, "100%",dimensions.height/2-9, 18, 18, self.master.resourceUrl +"milestone.png", {transform:"translate(-9)"})
}
//task label
svg.text(taskSvg, "100%", 18, task.name, {class:"taskLabelSVG", transform:"translate(20,-5)"});
//link tool
if (task.level>0){
svg.circle(taskSvg, -self.resizeZoneWidth, dimensions.height/2,dimensions.height/3, {class:"taskLinkStartSVG linkHandleSVG", transform:"translate("+(-dimensions.height/3+1)+")"});
svg.circle(taskSvg, dimensions.width+self.resizeZoneWidth,dimensions.height/2,dimensions.height/3, {class:"taskLinkEndSVG linkHandleSVG", transform:"translate("+(dimensions.height/3-1)+")"});
}
return taskSvg
}
function _createBaselineSVG(task, baseline) {
var svg = self.svg;
var dimensions = {
x : Math.round((baseline.startDate - self.startMillis) * self.fx),
y : task.rowElement.position().top + task.rowElement.offsetParent().scrollTop() + self.taskVertOffset + self.taskHeight / 2,
width : Math.max(Math.round((baseline.endDate - baseline.startDate) * self.fx), 1),
height: (self.master.showBaselines ? self.taskHeight / 1.5 : self.taskHeight)
};
var taskSvg = svg.svg(self.tasksGroup, dimensions.x, dimensions.y, dimensions.width, dimensions.height, {class: "taskBox taskBoxSVG taskStatusSVG baseline", status: baseline.status, taskid: task.id, fill: task.color || "#eee" });
//tooltip
var label = "<b>" + task.name + "</b>";
label += "<br>";
label += "@" + new Date(self.master.baselineMillis).format();
label += "<br><br>";
label += "<b>Status:</b> " + baseline.status;
label += "<br><br>";
label += "<b>Start:</b> " + new Date(baseline.startDate).format();
label += "<br>";
label += "<b>End:</b> " + new Date(baseline.endDate).format();
label += "<br>";
label += "<b>Duration:</b> " + baseline.duration;
label += "<br>";
label += "<b>Progress:</b> " + baseline.progress + "%";
$(taskSvg).attr("data-label", label).on("click", function (event) {
showBaselineInfo(event, this);
//bind hide
});
//external box
var layout = svg.rect(taskSvg, 0, 0, "100%", "100%", {class: "taskLayout", rx: "2", ry: "2"});
//progress
if (baseline.progress > 0) {
var progress = svg.rect(taskSvg, 0, "20%", (baseline.progress > 100 ? 100 : baseline.progress) + "%", "60%", {rx: "2", ry: "2", fill: "rgba(0,0,0,.4)"});
/*if (dimensions.width > 50) {
var textStyle = {fill:"#888", "font-size":"10px",class:"textPerc teamworkIcons",transform:"translate(5)"};
if (baseline.progress > 100)
textStyle["font-weight"]="bold";
if (baseline.progress > 90)
textStyle.transform = "translate(-40)";
svg.text(taskSvg, (baseline.progress > 90 ? 100 : baseline.progress) + "%", (self.master.rowHeight - 5) / 2, (baseline.progress > 100 ? "!!! " : "") + baseline.progress + "%", textStyle);
}*/
}
//if (task.isParent())
// svg.rect(taskSvg, 0, 0, "100%", 3, {fill:"#000"});
//task label
//svg.text(taskSvg, "100%", 18, task.name, {class:"taskLabelSVG", transform:"translate(20,-5)"});
return taskSvg
}
};
Ganttalendar.prototype.addTask = function (task) {
//currently do nothing
};
//<%-------------------------------------- GANT DRAW LINK SVG ELEMENT --------------------------------------%>
//'from' and 'to' are tasks already drawn
Ganttalendar.prototype.drawLink = function (from, to, type) {
console.debug("drawLink")
var self = this;
var peduncolusSize = 10;
/**
* Given an item, extract its rendered position
* width and height into a structure.
*/
function buildRectFromTask(task) {
var self=task.master.gantt;
var editorRow = task.rowElement;
var top = editorRow.position().top + editorRow.offsetParent().scrollTop();
var x = Math.round((task.start - self.startMillis) * self.fx);
var rect = {left: x, top: top + self.taskVertOffset, width: Math.max(Math.round((task.end - task.start) * self.fx),1), height: self.taskHeight};
return rect;
}
/**
* The default rendering method, which paints a start to end dependency.
*/
function drawStartToEnd(from, to, ps) {
var svg = self.svg;
//this function update an existing link
function update() {
var group = $(this);
var from = group.data("from");
var to = group.data("to");
var rectFrom = buildRectFromTask(from);
var rectTo = buildRectFromTask(to);
var fx1 = rectFrom.left;
var fx2 = rectFrom.left + rectFrom.width;
var fy = rectFrom.height / 2 + rectFrom.top;
var tx1 = rectTo.left;
var tx2 = rectTo.left + rectTo.width;
var ty = rectTo.height / 2 + rectTo.top;
var tooClose = tx1 < fx2 + 2 * ps;
var r = 5; //radius
var arrowOffset = 5;
var up = fy > ty;
var fup = up ? -1 : 1;
var prev = fx2 + 2 * ps > tx1;
var fprev = prev ? -1 : 1;
var image = group.find("image");
var p = svg.createPath();
if (tooClose) {
var firstLine = fup * (rectFrom.height / 2 - 2 * r + 2);
p.move(fx2, fy)
.line(ps, 0, true)
.arc(r, r, 90, false, !up, r, fup * r, true)
.line(0, firstLine, true)
.arc(r, r, 90, false, !up, -r, fup * r, true)
.line(fprev * 2 * ps + (tx1 - fx2), 0, true)
.arc(r, r, 90, false, up, -r, fup * r, true)
.line(0, (Math.abs(ty - fy) - 4 * r - Math.abs(firstLine)) * fup - arrowOffset, true)
.arc(r, r, 90, false, up, r, fup * r, true)
.line(ps, 0, true);
image.attr({x:tx1 - 5, y:ty - 5 - arrowOffset});
} else {
p.move(fx2, fy)
.line((tx1 - fx2) / 2 - r, 0, true)
.arc(r, r, 90, false, !up, r, fup * r, true)
.line(0, ty - fy - fup * 2 * r + arrowOffset, true)
.arc(r, r, 90, false, up, r, fup * r, true)
.line((tx1 - fx2) / 2 - r, 0, true);
image.attr({x:tx1 - 5, y:ty - 5 + arrowOffset});
}
group.find("path").attr({d:p.path()});
}
// create the group
var group = svg.group(self.linksGroup, "" + from.id + "-" + to.id);
svg.title(group, from.name + " -> " + to.name);
var p = svg.createPath();
//add the arrow
svg.image(group, 0, 0, 5, 10, self.master.resourceUrl +"linkArrow.png");
//create empty path
svg.path(group, p, {class:"taskLinkPathSVG"});
//set "from" and "to" to the group, bind "update" and trigger it
var jqGroup = $(group).data({from:from, to:to }).attr({from:from.id, to:to.id}).on("update", update).trigger("update");
if (self.showCriticalPath && from.isCritical && to.isCritical)
jqGroup.addClass("critical");
jqGroup.addClass("linkGroup");
return jqGroup;
}
/**
* A rendering method which paints a start to start dependency.
*/
function drawStartToStart(from, to) {
console.error("StartToStart not supported on SVG");
var rectFrom = buildRectFromTask(from);
var rectTo = buildRectFromTask(to);
}
var link;
// Dispatch to the correct renderer
if (type == 'start-to-start') {
link = drawStartToStart(from, to, peduncolusSize);
} else {
link = drawStartToEnd(from, to, peduncolusSize);
}
// in order to create a dependency you will need permissions on both tasks
if (this.master.permissions.canWrite || ( from.canWrite && to.canWrite)) {
link.click(function (e) {
var el = $(this);
e.stopPropagation();// to avoid body remove focused
self.element.find("[class*=focused]").removeClass("focused");
$(".ganttSVGBox .focused").removeClass("focused");
var el = $(this);
if (!self.resDrop)
el.addClass("focused");
self.resDrop = false; //hack to avoid select
$("body").off("click.focused").one("click.focused", function () {
$(".ganttSVGBox .focused").removeClass("focused");
})
});
}
};
Ganttalendar.prototype.redrawLinks = function () {
console.debug("redrawLinks ");
var self = this;
this.element.stopTime("ganttlnksredr");
this.element.oneTime(10, "ganttlnksredr", function () {
//var prof=new Profiler("gd_drawLink_real");
//remove all links
$("#linksGroup").empty();
var collapsedDescendant = [];
//[expand]
var collapsedDescendant = self.master.getCollapsedDescendant();
for (var i = 0; i < self.master.links.length; i++) {
var link = self.master.links[i];
if (collapsedDescendant.indexOf(link.from) >= 0 || collapsedDescendant.indexOf(link.to) >= 0) continue;
var rowA=link.from.getRow();
var rowB=link.to.getRow();
//if link is out of visible screen continue
if(Math.max(rowA,rowB)<self.master.firstVisibleTaskIndex || Math.min(rowA,rowB)>self.master.lastVisibleTaskIndex) continue;
self.drawLink(link.from, link.to);
}
//prof.stop();
});
};
Ganttalendar.prototype.reset = function () {
//var prof= new Profiler("ganttDrawerSVG.reset");
this.element.find("[class*=linkGroup]").remove();
this.element.find("[taskid]").remove();
//prof.stop()
};
Ganttalendar.prototype.redrawTasks = function (drawAll) {
console.debug("redrawTasks ");
var self=this;
//var prof = new Profiler("ganttRedrawTasks");
self.element.find("table.ganttTable").height(self.master.editor.element.height());
var collapsedDescendant = this.master.getCollapsedDescendant();
var startRowAdd=self.master.firstScreenLine-self.master.rowBufferSize;
var endRowAdd =self.master.firstScreenLine+self.master.numOfVisibleRows+self.master.rowBufferSize;
$("#linksGroup,#tasksGroup").empty();
var gridGroup=$("#gridGroup").empty().get(0);
//add missing ones
var row=0;
self.master.firstVisibleTaskIndex=-1;
for (var i=0;i<self.master.tasks.length;i++){
var task=self.master.tasks[i];
if (collapsedDescendant.indexOf(task)>=0){
continue;
}
if (drawAll || (row>=startRowAdd && row<endRowAdd)) {
this.drawTask(task);
self.master.firstVisibleTaskIndex=self.master.firstVisibleTaskIndex==-1?i:self.master.firstVisibleTaskIndex;
self.master.lastVisibleTaskIndex = i;
}
row++
}
//creates rows grid
for (var i = 40; i <= self.master.editor.element.height(); i += self.master.rowHeight)
self.svg.rect(gridGroup, 0, i, "100%", self.master.rowHeight, {class: "ganttLinesSVG"});
// drawTodayLine
if (new Date().getTime() > self.startMillis && new Date().getTime() < self.endMillis) {
var x = Math.round(((new Date().getTime()) - self.startMillis) * self.fx) ;
self.svg.line(gridGroup, x, 0, x, "100%", {class: "ganttTodaySVG"});
}
//prof.stop();
};
Ganttalendar.prototype.shrinkBoundaries = function () {
console.debug("shrinkBoundaries")
var start = Infinity;
var end = -Infinity;
for (var i = 0; i < this.master.tasks.length; i++) {
var task = this.master.tasks[i];
if (start > task.start)
start = task.start;
if (end < task.end)
end = task.end;
}
//if include today synch extremes
if (this.includeToday) {
var today = new Date().getTime();
start = start > today ? today : start;
end = end< today ? today : end;
}
//mark boundaries as changed
this.gridChanged=this.gridChanged || this.originalStartMillis!=start || this.originalEndMillis!=end;
this.originalStartMillis=start;
this.originalEndMillis=end;
};
Ganttalendar.prototype.setBestFittingZoom = function () {
console.debug("setBestFittingZoom");
if (this.getStoredZoomLevel()) {
this.zoom = this.getStoredZoomLevel();
return;
}
//if zoom is not defined get the best fitting one
var dur = this.originalEndMillis -this.originalStartMillis;
var minDist = Number.MAX_VALUE;
var i = 0;
for (; i < this.zoomLevels.length; i++) {
var dist = Math.abs(dur - millisFromString(this.zoomLevels[i]));
if (dist <= minDist) {
minDist = dist;
} else {
break;
}
this.zoom = this.zoomLevels[i];
}
this.zoom=this.zoom||this.zoomLevels[this.zoomLevels.length-1];
};
Ganttalendar.prototype.redraw = function () {
console.debug("redraw",this.zoom, this.originalStartMillis, this.originalEndMillis);
//var prof= new Profiler("Ganttalendar.redraw");
if (this.showCriticalPath) {
this.master.computeCriticalPath();
}
if (this.gridChanged) {
this.gridChanged=false;
var par = this.element.parent();
//try to maintain last scroll
var scrollY = par.scrollTop();
var scrollX = par.scrollLeft();
this.element.remove();
var domEl = this.createGanttGrid();
this.element = domEl;
par.append(domEl);
this.redrawTasks();
//set old scroll
par.scrollTop(scrollY);
par.scrollLeft(scrollX);
} else {
this.redrawTasks();
}
//set current task
this.synchHighlight();
//prof.stop();
//Profiler.displayAll();
//Profiler.reset()
};
Ganttalendar.prototype.fitGantt = function () {
delete this.zoom;
this.redraw();
};
Ganttalendar.prototype.synchHighlight = function () {
console.debug("synchHighlight",this.master.currentTask);
if (this.master.currentTask ){
// take care of collapsed rows
var ganttHighLighterPosition=this.master.editor.element.find(".taskEditRow:visible").index(this.master.currentTask.rowElement);
this.master.gantt.element.find(".ganttLinesSVG").removeClass("rowSelected").eq(ganttHighLighterPosition).addClass("rowSelected");
} else {
$(".rowSelected").removeClass("rowSelected"); // todo non c'era
}
};
Ganttalendar.prototype.getCenterMillis= function () {
return parseInt((this.element.parent().scrollLeft()+this.element.parent().width()/2)/this.fx+this.startMillis);
};
Ganttalendar.prototype.goToMillis= function (millis) {
var x = Math.round(((millis) - this.startMillis) * this.fx) -this.element.parent().width()/2;
this.element.parent().scrollLeft(x);
};
Ganttalendar.prototype.centerOnToday = function () {
this.goToMillis(new Date().getTime());
};
/**
* Allows drag and drop and extesion of task boxes. Only works on x axis
* @param opt
* @return {*}
*/
$.fn.dragExtedSVG = function (svg, opt) {
//doing this can work with one svg at once only
var target;
var svgX;
var offsetMouseRect;
var options = {
canDrag: true,
canResize: true,
resizeZoneWidth:5,
minSize: 10,
startDrag: function (e) {},
drag: function (e) {},
drop: function (e) {},
startResize: function (e) {},
resize: function (e) {},
stopResize: function (e) {}
};
$.extend(options, opt);
this.each(function () {
var el = $(this);
svgX = svg.parent().offset().left; //parent is used instead of svg for a Firefox oddity
if (options.canDrag)
el.addClass("deSVGdrag");
if (options.canResize || options.canDrag) {
el.bind("mousedown.deSVG",function (e) {
console.debug("mousedown.deSVG");
if ($(e.target).is("image")) {
e.preventDefault();
}
target = $(this);
var x1 = parseFloat(el.find("[class*=taskLayout]").offset().left);
var x2 = x1 + parseFloat(el.attr("width"));
var posx = e.pageX;
$("body").unselectable();
//start resize end
if (options.canResize && Math.abs(posx-x2)<=options.resizeZoneWidth) {
//store offset mouse x2
offsetMouseRect = x2 - e.pageX;
target.attr("oldw", target.attr("width"));
var one = true;
//bind event for start resizing
$(svg).bind("mousemove.deSVG", function (e) {
//hide link circle
$("[class*=linkHandleSVG]").hide();
if (one) {
//trigger startResize
options.startResize.call(target.get(0), e);
one = false;
}
//manage resizing
var nW = e.pageX - x1 + offsetMouseRect;
target.attr("width", nW < options.minSize ? options.minSize : nW);
//callback
options.resize.call(target.get(0), e);
});
//bind mouse up on body to stop resizing
$("body").one("mouseup.deSVG", stopResize);
//start resize start
} else if (options.canResize && Math.abs(posx-x1)<=options.resizeZoneWidth) {
//store offset mouse x1
offsetMouseRect = parseFloat(target.attr("x"));
target.attr("oldw", target.attr("width")); //todo controllare se è ancora usato oldw
var one = true;
//bind event for start resizing
$(svg).bind("mousemove.deSVG", function (e) {
//hide link circle
$("[class*=linkHandleSVG]").hide();
if (one) {
//trigger startResize
options.startResize.call(target.get(0), e);
one = false;
}
//manage resizing
var nx1= offsetMouseRect-(posx-e.pageX);
var nW = (x2-x1) + (posx-e.pageX);
nW=nW < options.minSize ? options.minSize : nW;
target.attr("x",nx1);
target.attr("width", nW);
//callback
options.resize.call(target.get(0), e);
});
//bind mouse up on body to stop resizing
$("body").one("mouseup.deSVG", stopResize);
// start drag
} else if (options.canDrag) {
//store offset mouse x1
offsetMouseRect = parseFloat(target.attr("x")) - e.pageX;
target.attr("oldx", target.attr("x"));
var one = true;
//bind event for start dragging