snap.js/demo.html

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2013-09-28 12:26:04 +00:00
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="copyright" content="Copyright © 2013 Adobe Systems Incorporated. All rights reserved.
Licensed under the Apache License, Version 2.0 (the “License”);
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an “AS IS” BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.">
<title>Snap</title>
<style media="screen">
body {
background: #030 url("bg.png");
}
.shape {
fill: none;
stroke: #60544F;
}
.outline,
.doors {
fill: #F4EEE6;
stroke: #60544F;
stroke-width: 2pt;
}
.water {
fill: #D6EDEE;
stroke: #60544F;
}
.water-cut {
fill: #B4D6DB;
}
.milk {
fill: #fff;
stroke: #60544F;
}
.milk-cut {
fill: #F4EEE6;
}
.coffee {
fill: #60544F;
stroke: #60544F;
}
.coffee-cut {
fill: #60544F;
}
</style>
<script src="dist/snap.svg-min.js"></script>
<script>
window.onload = function () {
var s = Snap(800, 600),
p = 100 / 30,
h = 250,
x = 400,
y = 200,
R = 100,
r = 70,
open = 0,
gmilk = "l()#F4EEE6-#fff:50-#F4EEE6:50-#F4EEE6",
gcoffee = "l()#60544F-#8c7a73:50-#60544F:50-#60544F";
function getEll(height) {
var ra = r + (R - r) / h * height;
return {
cx: x,
cy: y + h - height,
rx: ra,
ry: ra / p
};
}
function arc(cx, cy, R, r, from, to, command) {
var start = pointAtAngle(cx, cy, R, r, from),
end = pointAtAngle(cx, cy, R, r, to);
command = command || "M";
return command + Snap.format("{sx},{sy}A{R},{r},0,{big},{way},{tx},{ty}", {
sx: start.x,
sy: start.y,
R: R,
r: r,
tx: end.x,
ty: end.y,
big: +(Math.abs(to - from) > 180),
way: +(from > to)
});
}
function pointAtAngle(cx, cy, rx, ry, angle) {
angle = Snap.rad(angle);
return {
x: cx + rx * Math.cos(angle),
y: cy - ry * Math.sin(angle)
};
}
function doors(alpha) {
var sa = 270 - alpha / 2,
ea = 270 + alpha / 2;
if (alpha) {
return arc(x, y, R, R / p, 180, sa) + arc(x, y + h, r, r / p, sa, 180, "L") + "z" +
arc(x, y, R, R / p, ea, 360) + arc(x, y + h, r, r / p, 360, ea, "L") + "z";
} else {
return arc(x, y, R, R / p, 180, 360) + arc(x, y + h, r, r / p, 360, 180, "L") + "z";
}
}
function fill(from, to) {
var start = getEll(from),
end = getEll(to);
return "M" + (start.cx - start.rx) + "," + start.cy + "h" + start.rx * 2 +
arc(end.cx, end.cy, end.rx, end.ry, 0, 180, "L") + "z";
}
function outline(from, to) {
var start = getEll(from),
end = getEll(to);
return arc(start.cx, start.cy, start.rx, start.ry, 180, 0) +
arc(end.cx, end.cy, end.rx, end.ry, 0, 180, "L") + "z";
}
function cut(from, to, alpha) {
var s = getEll(from),
e = getEll(to),
sa = Snap.rad(270 - alpha / 2),
ea = Snap.rad(270 + alpha / 2);
return "M" + [s.cx, s.cy,
s.cx + s.rx * Math.cos(ea), s.cy - s.ry * Math.sin(ea),
e.cx + e.rx * Math.cos(ea), e.cy - e.ry * Math.sin(ea),
e.cx, e.cy,
e.cx + e.rx * Math.cos(sa), e.cy - e.ry * Math.sin(sa),
s.cx + s.rx * Math.cos(sa), s.cy - s.ry * Math.sin(sa)
] + "z";
}
s.path(outline(0, h)).attr("class", "outline");
var o3 = (h - 50) / 3;
s.path(fill(10, h - 60)).attr("class", "water");
var ct1 = s.path(cut(10, 10 + o3, 0)).attr({
fill: gcoffee
});
var ct2 = s.path(cut(10 + o3, h - 60, 0)).attr({
fill: "l()#B4D6DB-#D6EDEE:50-#B4D6DB:50-#B4D6DB"
});
var g = s.g();
var dr = s.path(doors(0)).attr("class", "doors");
function steam(callback) {
g.rect(x - 10, y - 1030, 20, 1000, 10).attr({
fill: "l(0,1,0,0)#60544F-#60544F:33-#B4D6DB",
clip: s.rect(x - 10, y - 200, 20, h + 200)
}).animate({y: y + 40}, 800, function () {
this.remove();
});
s.ellipse(x, y, R, R/p).attr({
fill: "#fff",
filter: s.filter(Snap.filter.blur(10))
}).animate({cy: y - 30, opacity: 0}, 1000, callback);
}
steam(function () {
Snap.animate(0, 90, function (val) {
ct1.attr("path", cut(10, 10 + o3, val));
ct2.attr("path", cut(10 + o3, h - 60, val));
dr.attr("path", doors(val));
}, 1000, mina.elastic);
});
s.text(10, 30, "Work in progress…");
};
</script>
</head>
<body></body>
</html>