Merge pull request #3192 from hiroponz/convert-to-coffee

Convert branch-graph.js to branch-graph.js.coffee
This commit is contained in:
Dmitriy Zaporozhets 2013-03-11 06:48:16 -07:00
commit 7367f1cfd8
2 changed files with 273 additions and 398 deletions

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@ -1,398 +0,0 @@
!function(){
var BranchGraph = function(element, options){
this.element = element;
this.options = options;
this.preparedCommits = {};
this.mtime = 0;
this.mspace = 0;
this.parents = {};
this.colors = ["#000"];
this.load();
};
BranchGraph.prototype.load = function(){
$.ajax({
url: this.options.url,
method: 'get',
dataType: 'json',
success: $.proxy(function(data){
$('.loading', this.element).hide();
this.prepareData(data.days, data.commits);
this.buildGraph();
}, this)
});
};
BranchGraph.prototype.prepareData = function(days, commits){
this.days = days;
this.dayCount = days.length;
this.commits = commits;
this.commitCount = commits.length;
this.collectParents();
this.mtime += 4;
this.mspace += 10;
for (var i = 0; i < this.commitCount; i++) {
if (this.commits[i].id in this.parents) {
this.commits[i].isParent = true;
}
this.preparedCommits[this.commits[i].id] = this.commits[i];
}
this.collectColors();
};
BranchGraph.prototype.collectParents = function(){
for (var i = 0; i < this.commitCount; i++) {
for (var j = 0, jj = this.commits[i].parents.length; j < jj; j++) {
this.parents[this.commits[i].parents[j][0]] = true;
}
this.mtime = Math.max(this.mtime, this.commits[i].time);
this.mspace = Math.max(this.mspace, this.commits[i].space);
}
};
BranchGraph.prototype.collectColors = function(){
for (var k = 0; k < this.mspace; k++) {
this.colors.push(Raphael.getColor(.8));
// Skipping a few colors in the spectrum to get more contrast between colors
Raphael.getColor();Raphael.getColor();
}
};
BranchGraph.prototype.buildGraph = function(){
var graphWidth = $(this.element).width()
, ch = this.mspace * 20 + 100
, cw = Math.max(graphWidth, this.mtime * 20 + 260)
, r = Raphael(this.element.get(0), cw, ch)
, top = r.set()
, cuday = 0
, cumonth = ""
, offsetX = 20
, offsetY = 60
, barWidth = Math.max(graphWidth, this.dayCount * 20 + 320)
, scrollLeft = cw;
this.raphael = r;
r.rect(0, 0, barWidth, 20).attr({fill: "#222"});
r.rect(0, 20, barWidth, 20).attr({fill: "#444"});
for (mm = 0; mm < this.dayCount; mm++) {
if(this.days[mm] != null){
if(cuday != this.days[mm][0]){
// Dates
r.text(offsetX + mm * 20, 31, this.days[mm][0]).attr({
font: "12px Monaco, monospace",
fill: "#DDD"
});
cuday = this.days[mm][0];
}
if(cumonth != this.days[mm][1]){
// Months
r.text(offsetX + mm * 20, 11, this.days[mm][1]).attr({
font: "12px Monaco, monospace",
fill: "#EEE"
});
cumonth = this.days[mm][1];
}
}
}
for (i = 0; i < this.commitCount; i++) {
var x = offsetX + 20 * this.commits[i].time
, y = offsetY + 10 * this.commits[i].space
, c
, ps;
// Draw dot
r.circle(x, y, 3).attr({
fill: this.colors[this.commits[i].space],
stroke: "none"
});
// Draw lines
for (var j = 0, jj = this.commits[i].parents.length; j < jj; j++) {
c = this.preparedCommits[this.commits[i].parents[j][0]];
ps = this.commits[i].parents[j][1];
var cx = offsetX + 20 * c.time
, cy = offsetY + 10 * c.space
, psy = offsetY + 10 * ps;
if (c.space == this.commits[i].space && c.space == ps) {
r.path([
"M", x, y,
"L", cx, cy
]).attr({
stroke: this.colors[c.space],
"stroke-width": 2
});
} else if (c.space < this.commits[i].space) {
if (y == psy) {
r.path([
"M", x - 5, y,
"l-5,-2,0,4,5,-2",
"L", x - 10, y,
"L", x - 15, psy,
"L", cx + 5, psy,
"L", cx, cy])
.attr({
stroke: this.colors[this.commits[i].space],
"stroke-width": 2
});
} else {
r.path([
"M", x - 3, y - 6,
"l-4,-3,4,-2,0,5",
"L", x - 5, y - 10,
"L", x - 10, psy,
"L", cx + 5, psy,
"L", cx, cy])
.attr({
stroke: this.colors[this.commits[i].space],
"stroke-width": 2
});
}
} else {
r.path([
"M", x - 3, y + 6,
"l-4,3,4,2,0,-5",
"L", x - 5, y + 10,
"L", x - 10, psy,
"L", cx + 5, psy,
"L", cx, cy])
.attr({
stroke: this.colors[c.space],
"stroke-width": 2
});
}
}
if (this.commits[i].refs) {
this.appendLabel(x, y, this.commits[i].refs);
}
// mark commit and displayed in the center
if (this.commits[i].id == this.options.commit_id) {
r.path([
'M', x, y - 5,
'L', x + 4, y - 15,
'L', x - 4, y - 15,
'Z'
]).attr({
"fill": "#000",
"fill-opacity": .7,
"stroke": "none"
});
scrollLeft = x - graphWidth / 2;
}
this.appendAnchor(top, this.commits[i], x, y);
}
top.toFront();
this.element.scrollLeft(scrollLeft);
this.bindEvents();
};
BranchGraph.prototype.bindEvents = function(){
var drag = {}
, element = this.element;
var dragger = function(event){
element.scrollLeft(drag.sl - (event.clientX - drag.x));
element.scrollTop(drag.st - (event.clientY - drag.y));
};
element.on({
mousedown: function (event) {
drag = {
x: event.clientX,
y: event.clientY,
st: element.scrollTop(),
sl: element.scrollLeft()
};
$(window).on('mousemove', dragger);
}
});
$(window).on({
mouseup: function(){
//bars.animate({opacity: 0}, 300);
$(window).off('mousemove', dragger);
},
keydown: function(event){
if(event.keyCode == 37){
// left
element.scrollLeft( element.scrollLeft() - 50);
}
if(event.keyCode == 38){
// top
element.scrollTop( element.scrollTop() - 50);
}
if(event.keyCode == 39){
// right
element.scrollLeft( element.scrollLeft() + 50);
}
if(event.keyCode == 40){
// bottom
element.scrollTop( element.scrollTop() + 50);
}
}
});
};
BranchGraph.prototype.appendLabel = function(x, y, refs){
var r = this.raphael
, shortrefs = refs
, text, textbox, rect;
if (shortrefs.length > 17){
// Truncate if longer than 15 chars
shortrefs = shortrefs.substr(0,15) + "…";
}
text = r.text(x+5, y+8 + 10, shortrefs).attr({
font: "10px Monaco, monospace",
fill: "#FFF",
title: refs
});
textbox = text.getBBox();
text.transform([
't', textbox.height/-4, textbox.width/2 + 5,
'r90'
]);
// Create rectangle based on the size of the textbox
rect = r.rect(x, y, textbox.width + 15, textbox.height + 5, 4).attr({
"fill": "#000",
"fill-opacity": .7,
"stroke": "none"
});
triangle = r.path([
'M', x, y + 5,
'L', x + 4, y + 15,
'L', x - 4, y + 15,
'Z'
]).attr({
"fill": "#000",
"fill-opacity": .7,
"stroke": "none"
});
// Rotate and reposition rectangle over text
rect.transform([
'r', 90, x, y,
't', 15, -9
]);
// Set text to front
text.toFront();
};
BranchGraph.prototype.appendAnchor = function(top, commit, x, y) {
var r = this.raphael
, options = this.options
, anchor;
anchor = r.circle(x, y, 10).attr({
fill: "#000",
opacity: 0,
cursor: "pointer"
})
.click(function(){
window.open(options.commit_url.replace('%s', commit.id), '_blank');
})
.hover(function(){
this.tooltip = r.commitTooltip(x, y + 5, commit);
top.push(this.tooltip.insertBefore(this));
}, function(){
this.tooltip && this.tooltip.remove() && delete this.tooltip;
});
top.push(anchor);
};
this.BranchGraph = BranchGraph;
}(this);
Raphael.fn.commitTooltip = function(x, y, commit){
var icon, nameText, idText, messageText
, boxWidth = 300
, boxHeight = 200;
icon = this.image(commit.author.icon, x, y, 20, 20);
nameText = this.text(x + 25, y + 10, commit.author.name);
idText = this.text(x, y + 35, commit.id);
messageText = this.text(x, y + 50, commit.message);
textSet = this.set(icon, nameText, idText, messageText).attr({
"text-anchor": "start",
"font": "12px Monaco, monospace"
});
nameText.attr({
"font": "14px Arial",
"font-weight": "bold"
});
idText.attr({
"fill": "#AAA"
});
textWrap(messageText, boxWidth - 50);
var rect = this.rect(x - 10, y - 10, boxWidth, 100, 4).attr({
"fill": "#FFF",
"stroke": "#000",
"stroke-linecap": "round",
"stroke-width": 2
});
var tooltip = this.set(rect, textSet);
rect.attr({
"height" : tooltip.getBBox().height + 10,
"width" : tooltip.getBBox().width + 10
});
tooltip.transform([
't', 20, 20
]);
return tooltip;
};
function textWrap(t, width) {
var content = t.attr("text");
var abc = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
t.attr({
"text" : abc
});
var letterWidth = t.getBBox().width / abc.length;
t.attr({
"text" : content
});
var words = content.split(" ");
var x = 0, s = [];
for ( var i = 0; i < words.length; i++) {
var l = words[i].length;
if (x + (l * letterWidth) > width) {
s.push("\n");
x = 0;
}
x += l * letterWidth;
s.push(words[i] + " ");
}
t.attr({
"text" : s.join("")
});
var b = t.getBBox()
, h = Math.abs(b.y2) - Math.abs(b.y) + 1;
t.attr({
"y": b.y + h
});
}

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@ -0,0 +1,273 @@
class BranchGraph
constructor: (@element, @options) ->
@preparedCommits = {}
@mtime = 0
@mspace = 0
@parents = {}
@colors = ["#000"]
@load()
load: ->
$.ajax
url: @options.url
method: "get"
dataType: "json"
success: $.proxy((data) ->
$(".loading", @element).hide()
@prepareData data.days, data.commits
@buildGraph()
, this)
prepareData: (@days, @commits) ->
@collectParents()
@mtime += 4
@mspace += 10
for c in @commits
c.isParent = true if c.id of @parents
@preparedCommits[c.id] = c
@collectColors()
collectParents: ->
for c in @commits
@mtime = Math.max(@mtime, c.time)
@mspace = Math.max(@mspace, c.space)
for p in c.parents
@parents[p[0]] = true
collectColors: ->
k = 0
while k < @mspace
@colors.push Raphael.getColor(.8)
# Skipping a few colors in the spectrum to get more contrast between colors
Raphael.getColor()
Raphael.getColor()
k++
buildGraph: ->
graphWidth = $(@element).width()
ch = @mspace * 20 + 100
cw = Math.max(graphWidth, @mtime * 20 + 260)
r = Raphael(@element.get(0), cw, ch)
top = r.set()
cuday = 0
cumonth = ""
offsetX = 20
offsetY = 60
barWidth = Math.max(graphWidth, @days.length * 20 + 320)
scrollLeft = cw
@raphael = r
r.rect(0, 0, barWidth, 20).attr fill: "#222"
r.rect(0, 20, barWidth, 20).attr fill: "#444"
for day, mm in @days
if cuday isnt day[0]
# Dates
r.text(offsetX + mm * 20, 31, day[0])
.attr(
font: "12px Monaco, monospace"
fill: "#DDD"
)
cuday = day[0]
if cumonth isnt day[1]
# Months
r.text(offsetX + mm * 20, 11, day[1])
.attr(
font: "12px Monaco, monospace"
fill: "#EEE"
)
cumonth = day[1]
for commit in @commits
x = offsetX + 20 * commit.time
y = offsetY + 10 * commit.space
# Draw dot
r.circle(x, y, 3).attr(
fill: @colors[commit.space]
stroke: "none"
)
# Draw lines
for parent in commit.parents
parentCommit = @preparedCommits[parent[0]]
parentX = offsetX + 20 * parentCommit.time
parentY1 = offsetY + 10 * parentCommit.space
parentY2 = offsetY + 10 * parent[1]
if parentCommit.space is commit.space and parentCommit.space is parent[1]
r.path(["M", x, y, "L", parentX, parentY1]).attr(
stroke: @colors[parentCommit.space]
"stroke-width": 2
)
else if parentCommit.space < commit.space
if y is parentY2
r.path(["M", x - 5, y, "l-5,-2,0,4,5,-2", "L", x - 10, y, "L", x - 15, parentY2, "L", parentX + 5, parentY2, "L", parentX, parentY1]).attr(
stroke: @colors[commit.space]
"stroke-width": 2
)
else
r.path(["M", x - 3, y - 6, "l-4,-3,4,-2,0,5", "L", x - 5, y - 10, "L", x - 10, parentY2, "L", parentX + 5, parentY2, "L", parentX, parentY1]).attr(
stroke: @colors[commit.space]
"stroke-width": 2
)
else
r.path(["M", x - 3, y + 6, "l-4,3,4,2,0,-5", "L", x - 5, y + 10, "L", x - 10, parentY2, "L", parentX + 5, parentY2, "L", parentX, parentY1]).attr(
stroke: @colors[parentCommit.space]
"stroke-width": 2
)
@appendLabel x, y, commit.refs if commit.refs
# Mark commit and displayed in the center
if commit.id is @options.commit_id
r.path(["M", x, y - 5, "L", x + 4, y - 15, "L", x - 4, y - 15, "Z"]).attr(
fill: "#000"
"fill-opacity": .7
stroke: "none"
)
scrollLeft = x - graphWidth / 2
@appendAnchor top, commit, x, y
top.toFront()
@element.scrollLeft scrollLeft
@bindEvents()
bindEvents: ->
drag = {}
element = @element
dragger = (event) ->
element.scrollLeft drag.sl - (event.clientX - drag.x)
element.scrollTop drag.st - (event.clientY - drag.y)
element.on mousedown: (event) ->
drag =
x: event.clientX
y: event.clientY
st: element.scrollTop()
sl: element.scrollLeft()
$(window).on "mousemove", dragger
$(window).on
mouseup: ->
$(window).off "mousemove", dragger
keydown: (event) ->
# left
element.scrollLeft element.scrollLeft() - 50 if event.keyCode is 37
# top
element.scrollTop element.scrollTop() - 50 if event.keyCode is 38
# right
element.scrollLeft element.scrollLeft() + 50 if event.keyCode is 39
# bottom
element.scrollTop element.scrollTop() + 50 if event.keyCode is 40
appendLabel: (x, y, refs) ->
r = @raphael
shortrefs = refs
# Truncate if longer than 15 chars
shortrefs = shortrefs.substr(0, 15) + "" if shortrefs.length > 17
text = r.text(x + 5, y + 8 + 10, shortrefs).attr(
font: "10px Monaco, monospace"
fill: "#FFF"
title: refs
)
textbox = text.getBBox()
text.transform ["t", textbox.height / -4, textbox.width / 2 + 5, "r90"]
# Create rectangle based on the size of the textbox
rect = r.rect(x, y, textbox.width + 15, textbox.height + 5, 4).attr(
fill: "#000"
"fill-opacity": .7
stroke: "none"
)
triangle = r.path(["M", x, y + 5, "L", x + 4, y + 15, "L", x - 4, y + 15, "Z"]).attr(
fill: "#000"
"fill-opacity": .7
stroke: "none"
)
# Rotate and reposition rectangle over text
rect.transform ["r", 90, x, y, "t", 15, -9]
# Set text to front
text.toFront()
appendAnchor: (top, commit, x, y) ->
r = @raphael
options = @options
anchor = r.circle(x, y, 10).attr(
fill: "#000"
opacity: 0
cursor: "pointer"
).click(->
window.open options.commit_url.replace("%s", commit.id), "_blank"
).hover(->
@tooltip = r.commitTooltip(x, y + 5, commit)
top.push @tooltip.insertBefore(this)
, ->
@tooltip and @tooltip.remove() and delete @tooltip
)
top.push anchor
Raphael::commitTooltip = (x, y, commit) ->
icon = undefined
nameText = undefined
idText = undefined
messageText = undefined
boxWidth = 300
boxHeight = 200
icon = @image(commit.author.icon, x, y, 20, 20)
nameText = @text(x + 25, y + 10, commit.author.name)
idText = @text(x, y + 35, commit.id)
messageText = @text(x, y + 50, commit.message)
textSet = @set(icon, nameText, idText, messageText).attr(
"text-anchor": "start"
font: "12px Monaco, monospace"
)
nameText.attr(
font: "14px Arial"
"font-weight": "bold"
)
idText.attr fill: "#AAA"
@textWrap messageText, boxWidth - 50
rect = @rect(x - 10, y - 10, boxWidth, 100, 4).attr(
fill: "#FFF"
stroke: "#000"
"stroke-linecap": "round"
"stroke-width": 2
)
tooltip = @set(rect, textSet)
rect.attr(
height: tooltip.getBBox().height + 10
width: tooltip.getBBox().width + 10
)
tooltip.transform ["t", 20, 20]
tooltip
Raphael::textWrap = (t, width) ->
content = t.attr("text")
abc = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
t.attr text: abc
letterWidth = t.getBBox().width / abc.length
t.attr text: content
words = content.split(" ")
x = 0
s = []
for word in words
if x + (word.length * letterWidth) > width
s.push "\n"
x = 0
x += word.length * letterWidth
s.push word + " "
t.attr text: s.join("")
b = t.getBBox()
h = Math.abs(b.y2) - Math.abs(b.y) + 1
t.attr y: b.y + h
@BranchGraph = BranchGraph