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BranchGraph now loads async

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Centralized keyboard and drag events for BranchGraph
This commit is contained in:
Koen Punt 2012-12-07 19:06:46 +01:00
parent 40576b8709
commit e1282d507f
6 changed files with 123 additions and 95 deletions
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170
vendor/assets/javascripts/branch-graph.js vendored
View file

@ -1,22 +1,34 @@
!function(){
var BranchGraph = function(days, commits){
var BranchGraph = function(element, url){
this.element = element;
this.url = url;
this.days = days || {};
this.commits = commits || {};
this.comms = {};
this.pixelsX = [];
this.pixelsY = [];
this.mtime = 0;
this.mspace = 0;
this.parents = {};
this.ii = 0;
this.colors = ["#000"];
this.prepareData();
this.load();
};
BranchGraph.prototype.prepareData = function(){
BranchGraph.prototype.load = function(){
$.ajax({
url: this.url,
method: 'get',
dataType: 'json',
success: $.proxy(function(data){
$('.loading', this.element).hide();
this.prepareData(data.days, data.commits);
this.buildGraph(this.element.get(0));
}, this)
});
},
BranchGraph.prototype.prepareData = function(days, commits){
this.days = days;
this.commits = commits;
ii = this.commits.length;
for (var i = 0; i < ii; i++) {
for (var j = 0, jj = this.commits[i].parents.length; j < jj; j++) {
@ -25,8 +37,8 @@
this.mtime = Math.max(this.mtime, this.commits[i].time);
this.mspace = Math.max(this.mspace, this.commits[i].space);
}
this.mtime = this.mtime + 4;
this.mspace = this.mspace + 10;
this.mtime += 4;
this.mspace += 10;
for (i = 0; i < ii; i++) {
if (this.commits[i].id in this.parents) {
this.commits[i].isParent = true;
@ -41,10 +53,13 @@
BranchGraph.prototype.buildGraph = function(holder){
var ch = this.mspace * 20 + 20
, cw = this.mtime * 20 + 20
, r = Raphael("holder", cw, ch)
, r = Raphael(holder, cw, ch)
, top = r.set()
, cuday = 0
, cumonth = "";
, cumonth = ""
, r;
this.raphael = r;
r.rect(0, 0, this.days.length * 20 + 80, 30).attr({fill: "#222"});
r.rect(0, 30, this.days.length * 20 + 80, 20).attr({fill: "#444"});
@ -116,66 +131,79 @@
}
}
}
(function (c, x, y) {
top.push(r.circle(x, y, 10).attr({
fill: "#000",
opacity: 0,
cursor: "pointer"
})
.click(function(){
location.href = location.href.replace("graph", "commits/" + c.id);
})
.hover(function () {
// Create empty node to convert entities to character
var m = $('<div />').html(c.message).text()
, s = r.text(100, 100, c.author + "\n \n" + c.id + "\n \n" + m).attr({
fill: "#fff"
});
this.popup = r.popupit(x, y + 5, s, 0);
top.push(this.popup.insertBefore(this));
}, function () {
this.popup && this.popup.remove() && delete this.popup;
}));
}(this.commits[i], x, y));
top.toFront();
var hw = holder.offsetWidth
, hh = holder.offsetHeight
, v = r.rect(hw - 8, 0, 4, Math.pow(hh, 2) / ch, 2).attr({
fill: "#000",
opacity: 0
})
, h = r.rect(0, hh - 8, Math.pow(hw, 2) / cw, 4, 2).attr({
fill: "#000",
opacity: 0
})
, bars = r.set(v, h)
, drag
, dragger = function (event) {
if (drag) {
event = event || window.event;
holder.scrollLeft = drag.sl - (event.clientX - drag.x);
holder.scrollTop = drag.st - (event.clientY - drag.y);
}
};
holder.onmousedown = function (event) {
event = event || window.event;
drag = {
x: event.clientX,
y: event.clientY,
st: holder.scrollTop,
sl: holder.scrollLeft
};
document.onmousemove = dragger;
bars.animate({opacity: .5}, 300);
};
document.onmouseup = function () {
drag = false;
document.onmousemove = null;
bars.animate({opacity: 0}, 300);
};
holder.scrollLeft = cw;
this.appendAnchor(top, this.commits[i], x, y);
}
top.toFront();
var hw = holder.offsetWidth
, hh = holder.offsetHeight
, v = r.rect(hw - 8, 0, 4, Math.pow(hh, 2) / ch, 2).attr({
fill: "#000",
opacity: 0
})
, h = r.rect(0, hh - 8, Math.pow(hw, 2) / cw, 4, 2).attr({
fill: "#000",
opacity: 0
})
, bars = r.set(v, h)
, drag
, dragger = function (event) {
if (drag) {
event = event || window.event;
holder.scrollLeft = drag.sl - (event.clientX - drag.x);
holder.scrollTop = drag.st - (event.clientY - drag.y);
}
};
holder.onmousedown = function (event) {
event = event || window.event;
drag = {
x: event.clientX,
y: event.clientY,
st: holder.scrollTop,
sl: holder.scrollLeft
};
document.onmousemove = dragger;
bars.animate({opacity: .5}, 300);
};
document.onmouseup = function () {
drag = false;
document.onmousemove = null;
bars.animate({opacity: 0}, 300);
};
$(window).on('keydown', function(event){
if(event.keyCode == 37){
holder.scrollLeft -= 50;
}
if(event.keyCode == 39){
// right
holder.scrollLeft += 50;
}
});
holder.scrollLeft = cw;
};
BranchGraph.prototype.appendAnchor = function(top, c, x, y) {
var r = this.raphael;
top.push(r.circle(x, y, 10).attr({
fill: "#000",
opacity: 0,
cursor: "pointer"
})
.click(function(){
location.href = location.href.replace("graph", "commits/" + c.id);
})
.hover(function () {
// Create empty node to convert entities to character
var s = r.text(100, 100, c.author + "\n \n" + c.id + "\n \n" + c.message).attr({
fill: "#fff"
});
this.popup = r.popupit(x, y + 5, s, 0);
top.push(this.popup.insertBefore(this));
}, function () {
this.popup && this.popup.remove() && delete this.popup;
}));
};
this.BranchGraph = BranchGraph;