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ganttDrawerSVG.js
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ganttDrawerSVG.js
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/*
Copyright (c) 2012-2017 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(zoom, 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.zoom = zoom;
this.minGanttSize = minGanttSize;
this.includeToday = true; //when true today is always visible. If false boundaries comes from tasks periods
this.showCriticalPath = false; //when true critical path is highlighted
this.zoomLevels = [ "d", "w","w2","w3", "m","m2", "q", "q2", "s", "y"];
this.element = this.create(zoom, startmillis, endMillis);
this.linkOnProgress = false; //set to true when creating a new link
this.rowHeight = 30; // todo get it from css?
this.taskHeight=20;
this.taskVertOffset=(this.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.zoom = curLevel;
this.refreshGantt();
this.goToMillis(centerMillis);
}
};
Ganttalendar.prototype.create = function (zoom, originalStartmillis, originalEndMillis) {
//console.debug("Gantt.create " + new Date(originalStartmillis) + " - " + new Date(originalEndMillis));
//var prof = new Profiler("ganttDrawer.create");
var self = this;
function getPeriod(zoomLevel, stMil, endMillis) {
var start = new Date(stMil);
var end = new Date(endMillis);
start.setHours(0, 0, 0, 0);
end.setHours(23, 59, 59, 999);
//reset hours
if (zoomLevel == "d") {
start.setFirstDayOfThisWeek();
end.setFirstDayOfThisWeek();
end.setDate(end.getDate() + 6);
//reset day of week
} else if (zoomLevel == "w" ) {
start.setFirstDayOfThisWeek();
start.setDate(start.getDate()-7);
end.setFirstDayOfThisWeek();
end.setDate(end.getDate() + 13);
} else if (zoomLevel == "w2" ) {
start.setFirstDayOfThisWeek();
start.setDate(start.getDate()-7);
end.setFirstDayOfThisWeek();
end.setDate(end.getDate() + 20);
} else if (zoomLevel == "w3" ) {
start.setFirstDayOfThisWeek();
start.setDate(start.getDate()-7);
end.setFirstDayOfThisWeek();
end.setDate(end.getDate() + 27);
//reset day of month
} else if (zoomLevel == "m") {
start.setDate(1);
start.setMonth(start.getMonth()-1);
end.setDate(1);
end.setMonth(end.getMonth() + 2);
end.setDate(end.getDate() - 1);
} else if (zoomLevel == "m2") {
start.setDate(1);
start.setMonth(start.getMonth()-1);
end.setDate(1);
end.setMonth(end.getMonth() + 3);
end.setDate(end.getDate() - 1);
//reset to day of week
} else if (zoomLevel == "q") {
start.setDate(start.getDate()-start.getDay()+1); //ISO 8601 counts week of year starting on Moday
start.setDate(start.getDate()-7);
end.setFirstDayOfThisWeek();
end.setDate(end.getDate() + 13);
//reset to quarter
} else if (zoomLevel == "q2") {
start.setDate(1);
start.setMonth(Math.floor(start.getMonth() / 3) * 3);
start.setMonth(start.getMonth()-3);
end.setDate(1);
end.setMonth(Math.floor(end.getMonth() / 3) * 3 + 6);
end.setDate(end.getDate() - 1);
//reset to semester
} else if (zoomLevel == "s") {
start.setDate(1);
start.setMonth(Math.floor(start.getMonth() / 6) * 6);
start.setMonth(start.getMonth()-6);
end.setDate(1);
end.setMonth(Math.floor(end.getMonth() / 6) * 6 + 12);
end.setDate(end.getDate() - 1);
//reset to year - > gen
} else if (zoomLevel == "y") {
start.setDate(1);
start.setMonth(0);
start.setFullYear(start.getFullYear()-1);
end.setDate(1);
end.setMonth(24);
end.setDate(end.getDate() - 1);
}
return {start:start.getTime(), end:end.getTime()};
}
function createHeadCell(lbl, span, additionalClass, width) {
var th = $("<th>").html(lbl).attr("colSpan", span);
if (width)
th.width(width);
if (additionalClass)
th.addClass(additionalClass);
return th;
}
function createBodyCell(span, isEnd, additionalClass) {
var ret = $("<td>").html("").attr("colSpan", span).addClass("ganttBodyCell");
if (isEnd)
ret.addClass("end");
if (additionalClass)
ret.addClass(additionalClass);
return ret;
}
function createGantt(zoom, startPeriod, endPeriod) {
var tr1 = $("<tr>").addClass("ganttHead1");
var tr2 = $("<tr>").addClass("ganttHead2");
var trBody = $("<tr>").addClass("ganttBody");
function iterate(renderFunction1, renderFunction2) {
var start = new Date(startPeriod);
//loop for header1
while (start.getTime() <= endPeriod) {
renderFunction1(start);
}
//loop for header2
start = new Date(startPeriod);
while (start.getTime() <= endPeriod) {
renderFunction2(start);
}
}
//this is computed by hand in order to optimize cell size
var computedTableWidth;
var computedScaleX;
// year
if (zoom == "y") {
computedScaleX=100/(3600000 * 24*180); //1 sem= 100px
iterate(function (date) {
tr1.append(createHeadCell(date.format("yyyy"), 2));
date.setFullYear(date.getFullYear() + 1);
}, function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 6);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
var sem = (Math.floor(date.getMonth() / 6) + 1);
tr2.append(createHeadCell(GanttMaster.messages["GANTT_SEMESTER_SHORT"] + sem, 1, null, periodWidth));
trBody.append(createBodyCell(1, sem == 2));
date.setMonth(date.getMonth() + 6);
});
//semester
} else if (zoom == "s") {
computedScaleX=200/(3600000 * 24*90); //1 quarter= 200px
iterate(function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 6);
end.setDate(end.getDate() - 1);
tr1.append(createHeadCell(date.format("MMMM") + " - " + end.format("MMMM yyyy"), 6));
date.setMonth(date.getMonth() + 6);
}, function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("MMM"), 1, null, periodWidth));
trBody.append(createBodyCell(1, (date.getMonth()+1) % 6 == 0));
date.setMonth(date.getMonth() + 1);
});
//quarter
} else if (zoom == "q2") {
computedScaleX=150/(3600000 * 24*30); //1 month= 150px
iterate(function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 3);
end.setDate(end.getDate() - 1);
tr1.append(createHeadCell(date.format("MMMM") + " - " + end.format("MMMM yyyy"), 3));
date.setMonth(date.getMonth() + 3);
}, function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
var lbl = date.format("MMMM");
tr2.append(createHeadCell(lbl, 1, null, periodWidth));
trBody.append(createBodyCell(1, date.getMonth() % 3 == 2));
date.setMonth(date.getMonth() + 1);
});
// quarter / week of year
} else if (zoom == "q") {
computedScaleX=300/(3600000 * 24*30); //1 month= 300px
iterate(function (date) {
var end = new Date(date.getTime());
end.setMonth(end.getMonth() + 3);
end.setDate(end.getDate() - 1);
tr1.append(createHeadCell(date.format("MMMM") + " - " + end.format("MMMM yyyy"), Math.round((end.getTime()-date.getTime())/(3600000*24))));
date.setMonth(date.getMonth() + 3);
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 7);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
var lbl ="<small>"+i18n["WEEK_SHORT"].toLowerCase()+"</small> "+ date.format("w");
tr2.append(createHeadCell(lbl, 7, null, periodWidth));
trBody.append(createBodyCell(7,false));
date.setDate(date.getDate() + 7);
});
//month
} else if (zoom == "m2") {
computedScaleX=15/(3600000 * 24); //1 day= 15px
iterate(function (date) {
var sm = date.getTime();
date.setMonth(date.getMonth() + 1);
var daysInMonth = Math.round((date.getTime() - sm) / (3600000 * 24));
tr1.append(createHeadCell(new Date(sm).format("MMMM yyyy"), daysInMonth)); //spans mumber of dayn in the month
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("d"), 1, isHoliday(date) ? "holyH headSmall" : "headSmall", periodWidth));
var nd = new Date(date.getTime());
nd.setDate(date.getDate() + 1);
trBody.append(createBodyCell(1, nd.getDate() == 1, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
} else if (zoom == "m") {
computedScaleX=25/(3600000 * 24); //1 day= 25px
iterate(function (date) {
var sm = date.getTime();
date.setMonth(date.getMonth() + 1);
var daysInMonth = Math.round((date.getTime() - sm) / (3600000 * 24));
tr1.append(createHeadCell(new Date(sm).format("MMMM yyyy"), daysInMonth)); //spans mumber of dayn in the month
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("d"), 1, isHoliday(date) ? "holyH" : null, periodWidth));
var nd = new Date(date.getTime());
nd.setDate(date.getDate() + 1);
trBody.append(createBodyCell(1, nd.getDate() == 1, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
//week
} else if (zoom == "w3") {
computedScaleX=30/(3600000 * 24); //1 day= 30px
iterate(function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 6);
tr1.append(createHeadCell(date.format("MMM d") + " - " + end.format("MMM d 'yy"), 7));
date.setDate(date.getDate() + 7);
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("EEEE").substr(0, 1), 1, isHoliday(date) ? "holyH" : null, periodWidth));
trBody.append(createBodyCell(1, date.getDay() % 7 == (self.master.firstDayOfWeek + 6) % 7, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
} else if (zoom == "w2") {
computedScaleX=40/(3600000 * 24); //1 day= 40px
iterate(function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 6);
tr1.append(createHeadCell(date.format("MMM d") + " - " + end.format("MMM d 'yy"), 7));
date.setDate(date.getDate() + 7);
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("EEEE").substr(0, 1), 1, isHoliday(date) ? "holyH" : null, periodWidth));
trBody.append(createBodyCell(1, date.getDay() % 7 == (self.master.firstDayOfWeek + 6) % 7, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
} else if (zoom == "w") {
computedScaleX=50/(3600000 * 24);//1 day= 50px
iterate(function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 6);
tr1.append(createHeadCell(date.format("MMM d") + " - " + end.format("MMM d 'yy"), 7));
date.setDate(date.getDate() + 7);
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("EEEE").substr(0, 1), 1, isHoliday(date) ? "holyH" : null, periodWidth));
trBody.append(createBodyCell(1, date.getDay() % 7 == (self.master.firstDayOfWeek + 6) % 7, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
//days
} else if (zoom == "d") {
computedScaleX=100/(3600000 * 24);//1 day= 100px
iterate(function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 6);
tr1.append(createHeadCell(date.format("MMMM d") + " - " + end.format("MMMM d yyyy"), 7));
date.setDate(date.getDate() + 7);
}, function (date) {
var end = new Date(date.getTime());
end.setDate(end.getDate() + 1);
var periodWidth=(end.getTime()-date.getTime())*computedScaleX;
tr2.append(createHeadCell(date.format("EEE d"), 1, isHoliday(date) ? "holyH" : null, periodWidth));
trBody.append(createBodyCell(1, date.getDay() % 7 == (self.master.firstDayOfWeek + 6) % 7, isHoliday(date) ? "holy" : null));
date.setDate(date.getDate() + 1);
});
} else {
console.error("Wrong level " + zoom);
}
computedTableWidth = (endPeriod - startPeriod)*computedScaleX;
//set a minimal width
computedTableWidth = Math.max(computedTableWidth, self.minGanttSize);
var table = $("<table cellspacing=0 cellpadding=0>");
table.append(tr1).append(tr2); // removed as on FF there are rounging 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 rows grid
for (var i = 40; i <= height; i += self.rowHeight)
//svg.line(gridGroup, 0, i, "100%", i, {class:"ganttLinesSVG"});
svg.rect(gridGroup, 0, i, "100%",self.rowHeight, {class:"ganttLinesSVG"});
//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 = computedScaleX;
// drawTodayLine
if (new Date().getTime() > self.startMillis && new Date().getTime() < self.endMillis) {
var x = Math.round(((new Date().getTime()) - self.startMillis) * self.fx);
svg.line(gridGroup, x, 0, x, "100%", {class:"ganttTodaySVG"});
}
}
});
return box;
}
//if include today synch extremes
if (this.includeToday) {
var today = new Date().getTime();
originalStartmillis = originalStartmillis > today ? today : originalStartmillis;
originalEndMillis = originalEndMillis < today ? today : originalEndMillis;
}
//get best dimension fo gantt
var period = getPeriod(zoom, originalStartmillis, originalEndMillis); //this is enlarged to match complete periods basing on zoom level
//console.debug(new Date(period.start) + " " + new Date(period.end));
self.startMillis = period.start; //real dimension of gantt
self.endMillis = period.end;
self.originalStartMillis = originalStartmillis; //minimal dimension required by user or by task duration
self.originalEndMillis = originalEndMillis;
var table = createGantt(zoom, period.start, period.end);
//prof.stop();
return table;
};
//<%-------------------------------------- GANT TASK GRAPHIC ELEMENT --------------------------------------%>
Ganttalendar.prototype.drawTask = function (task) {
//console.debug("drawTask", task.name,new Date(task.start));
var self = this;
//var prof = new Profiler("ganttDrawTask");
editorRow = task.rowElement;
var top = editorRow.position().top + editorRow.offsetParent().scrollTop();
//var normStart=Math.round(task.start/(3600000*24))*(3600000*24)
//var normX = Math.round((normStart - self.startMillis) * self.fx);
var x = Math.round((task.start - self.startMillis) * self.fx);
//console.debug(x,normX)
task.hasChild = task.isParent();
var taskBox = $(_createTaskSVG(task, {x:x, y:top+self.taskVertOffset, width:Math.round((task.end - task.start) * self.fx),height:self.taskHeight}));
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 () {
$(".ganttSVGBox .focused").removeClass("focused");
})
}).dblclick(function () {
self.master.showTaskEditor($(this).attr("taskid"));
}).mouseenter(function () {
//bring to top
var el = $(this);
if (!self.linkOnProgress) {
el.find("[class*=linkHandleSVG]").show();
} else {
el.addClass("linkOver");
}
}).mouseleave(function () {
var el = $(this);
el.removeClass("linkOver").find("[class*=linkHandleSVG]").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,
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) {
//console.debug("startResize");
$(".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 = computeStartDate(st).distanceInWorkingDays(computeEndDate(en))+1;
var text = taskBox.data("textDur");
text.attr("x", parseInt(taskbox.attr("x")) + parseInt(taskbox.attr("width")) + 8).html(d);
$("[from=" + task.id + "],[to=" + task.id + "]").trigger("update");
},
stopResize: function (e) {
self.resDrop = true; //hack to avoid select
//console.debug(ui)
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);
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, dimensions) {
var svg = self.svg;
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"});
//svg.rect(taskSvg, 0, 0, "100%", "100%", {fill:"rgba(255,255,255,.3)"});
//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.rowHeight-5)/2, (task.progress>100?"!!! ":"")+ task.progress + "%", textStyle);
}
}
if (task.hasChild)
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, "0", dimensions.height/2,dimensions.height/3, {class:"taskLinkStartSVG linkHandleSVG", transform:"translate("+(-dimensions.height/3+1)+")"});
svg.circle(taskSvg, "100%",dimensions.height/2,dimensions.height/3, {class:"taskLinkEndSVG linkHandleSVG", transform:"translate("+(dimensions.height/3-1)+")"});
}
return taskSvg
}
};
Ganttalendar.prototype.addTask = function (task) {
//set new boundaries for gantt
this.originalEndMillis = this.originalEndMillis > task.end ? this.originalEndMillis : task.end;
this.originalStartMillis = this.originalStartMillis < task.start ? this.originalStartMillis : task.start;
};
//<%-------------------------------------- GANT DRAW LINK SVG ELEMENT --------------------------------------%>
//'from' and 'to' are tasks already drawn
Ganttalendar.prototype.drawLink = function (from, to, type) {
var self = this;
//console.debug("drawLink")
var peduncolusSize = 10;
/**
* Given an item, extract its rendered position
* width and height into a structure.
*/
function buildRect(item) {
var p = item.ganttElement.position();
var rect = {
left: parseFloat(item.ganttElement.attr("x")),
top: parseFloat(item.ganttElement.attr("y")),
width: parseFloat(item.ganttElement.attr("width")),
height:parseFloat(item.ganttElement.attr("height"))
};
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 = buildRect(from);
var rectTo = buildRect(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 = buildRect(from);
var rectTo = buildRect(to);
}
var link;
// Dispatch to the correct renderer
if (type == 'start-to-start') {
link = drawStartToStart(from, to, peduncolusSize);
} else {
link = drawStartToEnd(from, to, peduncolusSize);
}
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(60, "ganttlnksredr", function () {
//var prof=new Profiler("gd_drawLink_real");
//remove all links
$("#linksSVG").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;
self.drawLink(link.from, link.to);
}
//prof.stop();
});
};
Ganttalendar.prototype.reset = function () {
this.element.find("[class*=linkGroup]").remove();
this.element.find("[taskid]").remove();
};
Ganttalendar.prototype.redrawTasks = function () {
//[expand]
//var prof = new Profiler("ganttRedrawTasks");
var collapsedDescendant = this.master.getCollapsedDescendant();
for (var i = 0; i < this.master.tasks.length; i++) {
var task = this.master.tasks[i];
if (collapsedDescendant.indexOf(task) >= 0) continue;
this.drawTask(task);
}
//prof.stop();
};
Ganttalendar.prototype.refreshGantt = function () {
//console.debug("refreshGantt")
if (this.showCriticalPath) {
this.master.computeCriticalPath();
}
var par = this.element.parent();
//try to maintain last scroll
var scrollY = par.scrollTop();
var scrollX = par.scrollLeft();
this.element.remove();
//guess the zoom level in base of period
if (!this.zoom) {
var days = Math.round((this.originalEndMillis - this.originalStartMillis) / (3600000 * 24));
//"d", "w","w2","w3", "m","m2", "q", "s", "y"
this.zoom = this.zoomLevels[days < 2 ? 0 : (days < 15 ? 1 : (days < 30 ? 2 : (days < 45 ? 3 : (days < 60 ? 4 : (days < 90 ? 5 : (days < 180 ? 6 : (days < 600 ? 7 : 8 ) ) ) ) ) ) )];
}
var domEl = this.create(this.zoom, this.originalStartMillis, this.originalEndMillis);
this.element = domEl;
par.append(domEl);
this.redrawTasks();
//set old scroll
//console.debug("old scroll:",scrollX,scrollY)
par.scrollTop(scrollY);
par.scrollLeft(scrollX);
//set current task
this.synchHighlight();
};
Ganttalendar.prototype.fitGantt = function () {
delete this.zoom;
this.refreshGantt();
};
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:10,
minSize: 10,
startDrag: function (e) {},
drag: function (e) {},
drop: function (e) {},
startResize: function (e) {},
resize: function (e) {},
stopResize: function (e) {}
};