| author | Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr> |
| Fri, 18 Apr 2014 14:31:58 +0200 | |
| changeset 51 | 79833eaa394a |
| parent 47 | c0b4a8b5a012 |
| permissions | -rw-r--r-- |
|
47
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
1 |
<!DOCTYPE html> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
2 |
<html> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
3 |
<head> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
4 |
<title>Custom Elements</title> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
5 |
<script type="text/javascript" src="../../d3.js"></script> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
6 |
<style type="text/css"> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
7 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
8 |
body { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
9 |
margin: 0; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
10 |
} |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
11 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
12 |
</style> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
13 |
</head> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
14 |
<body> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
15 |
<script type="text/javascript"> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
16 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
17 |
// Register the "custom" namespace prefix for our custom elements. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
18 |
d3.ns.prefix.custom = "http://github.com/mbostock/d3/examples/dom"; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
19 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
20 |
var w = 960, |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
21 |
h = 500; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
22 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
23 |
// Add our "custom" sketch element to the body. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
24 |
var sketch = d3.select("body").append("custom:sketch") |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
25 |
.attr("width", w) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
26 |
.attr("height", h) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
27 |
.call(custom); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
28 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
29 |
// On each mouse move, create a circle that increases in size and fades away. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
30 |
d3.select(window).on("mousemove", function() { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
31 |
sketch.append("custom:circle") |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
32 |
.attr("x", d3.event.clientX) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
33 |
.attr("y", d3.event.clientY) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
34 |
.attr("radius", 0) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
35 |
.attr("strokeStyle", "red") |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
36 |
.transition() |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
37 |
.duration(2000) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
38 |
.ease(Math.sqrt) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
39 |
.attr("radius", 200) |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
40 |
.attr("strokeStyle", "white") |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
41 |
.remove(); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
42 |
}); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
43 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
44 |
function custom(selection) { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
45 |
selection.each(function() { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
46 |
var root = this, |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
47 |
canvas = root.parentNode.appendChild(document.createElement("canvas")), |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
48 |
context = canvas.getContext("2d"); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
49 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
50 |
canvas.style.position = "absolute"; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
51 |
canvas.style.top = root.offsetTop + "px"; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
52 |
canvas.style.left = root.offsetLeft + "px"; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
53 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
54 |
// It'd be nice to use DOM Mutation Events here instead. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
55 |
// However, they appear to arrive irregularly, causing choppy animation. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
56 |
d3.timer(redraw); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
57 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
58 |
// Clear the canvas and then iterate over child elements. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
59 |
function redraw() { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
60 |
canvas.width = root.getAttribute("width"); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
61 |
canvas.height = root.getAttribute("height"); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
62 |
for (var child = root.firstChild; child; child = child.nextSibling) draw(child); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
63 |
} |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
64 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
65 |
// For now we only support circles with strokeStyle. |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
66 |
// But you should imagine extending this to arbitrary shapes and groups! |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
67 |
function draw(element) { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
68 |
switch (element.tagName) { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
69 |
case "circle": { |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
70 |
context.strokeStyle = element.getAttribute("strokeStyle"); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
71 |
context.beginPath(); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
72 |
context.arc(element.getAttribute("x"), element.getAttribute("y"), element.getAttribute("radius"), 0, 2 * Math.PI); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
73 |
context.stroke(); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
74 |
break; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
75 |
} |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
76 |
} |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
77 |
} |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
78 |
}); |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
79 |
}; |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
80 |
|
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
81 |
</script> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
82 |
</body> |
|
c0b4a8b5a012
add toolkit.html + démonstrateurs
Nicolas Sauret <nicolas.sauret@iri.centrepompidou.fr>
parents:
diff
changeset
|
83 |
</html> |