Last active
August 29, 2015 14:14
-
-
Save nitaku/c040ed220a28670fdd4c to your computer and use it in GitHub Desktop.
Interactive rota III
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
svg = d3.select('svg') | |
zoom_group = svg.select('#zoom_group') | |
# define a zoom behavior | |
zoom = d3.behavior.zoom() | |
.scaleExtent([1,4]) # min-max zoom | |
.on 'zoom', () -> | |
# GEOMETRIC ZOOM | |
zoom_group | |
.attr | |
transform: "translate(#{zoom.translate()})scale(#{zoom.scale()})" | |
# bind the zoom behavior to the main SVG | |
svg.call(zoom) | |
rota_1 = svg.select('#rota_1') | |
.datum({ | |
offset: 6, | |
pinch_offset: null | |
}) | |
rota_1 | |
.transition().duration(1200) | |
.attr('transform', 'rotate('+rota_1.datum().offset+')') | |
# define a drag behavior to let the user rotate the arcs | |
dragging = false | |
drag = d3.behavior.drag() | |
.on 'dragstart', () -> | |
# silence other listeners (disable pan when dragging) | |
# see https://github.com/mbostock/d3/wiki/Drag-Behavior | |
d3.event.sourceEvent.stopPropagation() | |
dragging = true | |
# highlight | |
d3.select(this).classed('highlighted', true) | |
.on 'drag', () -> | |
rota = d3.select(this) | |
d = rota.datum() | |
if not d.pinch_offset? | |
d.pinch_offset = 180/Math.PI*Math.atan2(d3.event.y,d3.event.x)+180-d.offset | |
# current angle in positive degrees | |
angle = 180/Math.PI*Math.atan2(d3.event.y, d3.event.x)+180 | |
d.offset = angle-d.pinch_offset | |
rota | |
.attr('transform', 'rotate('+d.offset+')') | |
.on 'dragend', () -> | |
d3.select(this).datum().pinch_offset = null | |
dragging = false | |
# highlight | |
d3.select(this).classed('highlighted', false) | |
highlight = (rota) -> | |
rota | |
.on 'mousemove', () -> | |
# highlight | |
if not dragging | |
d3.select(this).classed('highlighted', true) | |
.on 'mouseout', () -> | |
# highlight | |
if not dragging | |
d3.select(this).classed('highlighted', false) | |
rota_1 | |
.call(drag) | |
.call(highlight) | |
d3.select(self.frameElement).style('height', '800px') |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
svg { | |
background: #0C0C0C; | |
} | |
.rota { | |
cursor: move; | |
} | |
.rota .highlight { | |
display: none; | |
fill: yellow; | |
opacity: 0.06; | |
} | |
.rota.highlighted .highlight { | |
display: inline; | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<meta name="description" content="Interactive rota III"/> | |
<title>Interactive rota III</title> | |
<link type="text/css" href="index.css" rel="stylesheet"/> | |
<script src="http://d3js.org/d3.v3.min.js"></script> | |
</head> | |
<body> | |
<svg height="800" width="960"> | |
<defs> | |
<pattern id="rota_img" | |
patternUnits="userSpaceOnUse" | |
x="-477.5" | |
y="-308" | |
width="780" | |
height="780" | |
viewBox="0 0 780 780"> | |
<image | |
xlink:href="http://wafi.iit.cnr.it/webvis/tmp/clavius/rota_3.jpg" | |
x="87" | |
y="10" | |
height="780" | |
width="780" | |
/> | |
</pattern> | |
<pattern id="rota_hand_img" | |
patternUnits="userSpaceOnUse" | |
x="-477.5" | |
y="-308" | |
width="780" | |
height="780" | |
viewBox="0 0 780 780"> | |
<image | |
xlink:href="http://wafi.iit.cnr.it/webvis/tmp/clavius/rota_3_hand.jpg" | |
x="87" | |
y="10" | |
height="780" | |
width="780" | |
/> | |
</pattern> | |
</defs> | |
<g id="zoom_group"> | |
<g transform="translate(478,310)"> | |
<rect | |
fill="url(#rota_img)" | |
x="-391" | |
y="-300" | |
width="780" | |
height="780" | |
/> | |
<g id="rota_1" class="rota"> | |
<path | |
fill="url(#rota_hand_img)" | |
d="m 61.113344,-282.44625 -3.286977,1.11962 -1.941371,0.47251 -2.115992,4.22171 -1.818109,-0.82175 -1.232617,0.34924 -1.407237,1.18126 -0.585493,1.17099 0.236252,1.64349 0.698483,1.52022 0.236251,1.41751 -1.520227,1.69485 -1.643489,0.64712 -1.643488,0.0616 -2.115992,-0.53413 -2.701484,0.23625 -1.643489,0.82175 -1.057996,1.40723 -0.349241,1.46887 -0.123262,1.94137 -2.691212,-0.0616 -47.558452,209.873497 c -23.707054,5.89007 -41.292652,27.31432 -41.292652,52.83815956 0,30.06248044 24.388349,54.45083044 54.45083259,54.45083044 30.06248341,0 54.45083241,-24.38835 54.45083241,-54.45083044 0,-25.63536956 -17.736592,-47.14117956 -41.600806,-52.92032956 l 25.884946,-114.058117 18.900119,-81.22942 0.472503,-1.5305 -0.760113,-0.11299 6.984826,-30.76405 0,-0.93474 -1.76675,-0.64712 -1.458596,-0.4725 z"/> | |
<path | |
class="highlight" | |
d="m 61.113344,-282.44625 -3.286977,1.11962 -1.941371,0.47251 -2.115992,4.22171 -1.818109,-0.82175 -1.232617,0.34924 -1.407237,1.18126 -0.585493,1.17099 0.236252,1.64349 0.698483,1.52022 0.236251,1.41751 -1.520227,1.69485 -1.643489,0.64712 -1.643488,0.0616 -2.115992,-0.53413 -2.701484,0.23625 -1.643489,0.82175 -1.057996,1.40723 -0.349241,1.46887 -0.123262,1.94137 -2.691212,-0.0616 -47.558452,209.873497 c -23.707054,5.89007 -41.292652,27.31432 -41.292652,52.83815956 0,30.06248044 24.388349,54.45083044 54.45083259,54.45083044 30.06248341,0 54.45083241,-24.38835 54.45083241,-54.45083044 0,-25.63536956 -17.736592,-47.14117956 -41.600806,-52.92032956 l 25.884946,-114.058117 18.900119,-81.22942 0.472503,-1.5305 -0.760113,-0.11299 6.984826,-30.76405 0,-0.93474 -1.76675,-0.64712 -1.458596,-0.4725 z" | |
/> | |
</g> | |
</g> | |
</g> | |
</svg> | |
<script src="index.js"></script> | |
</body> | |
</html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
(function() { | |
var drag, dragging, highlight, rota_1, svg, zoom, zoom_group; | |
svg = d3.select('svg'); | |
zoom_group = svg.select('#zoom_group'); | |
zoom = d3.behavior.zoom().scaleExtent([1, 4]).on('zoom', function() { | |
return zoom_group.attr({ | |
transform: "translate(" + (zoom.translate()) + ")scale(" + (zoom.scale()) + ")" | |
}); | |
}); | |
svg.call(zoom); | |
rota_1 = svg.select('#rota_1').datum({ | |
offset: 6, | |
pinch_offset: null | |
}); | |
rota_1.transition().duration(1200).attr('transform', 'rotate(' + rota_1.datum().offset + ')'); | |
dragging = false; | |
drag = d3.behavior.drag().on('dragstart', function() { | |
d3.event.sourceEvent.stopPropagation(); | |
dragging = true; | |
return d3.select(this).classed('highlighted', true); | |
}).on('drag', function() { | |
var angle, d, rota; | |
rota = d3.select(this); | |
d = rota.datum(); | |
if (d.pinch_offset == null) { | |
d.pinch_offset = 180 / Math.PI * Math.atan2(d3.event.y, d3.event.x) + 180 - d.offset; | |
} | |
angle = 180 / Math.PI * Math.atan2(d3.event.y, d3.event.x) + 180; | |
d.offset = angle - d.pinch_offset; | |
return rota.attr('transform', 'rotate(' + d.offset + ')'); | |
}).on('dragend', function() { | |
d3.select(this).datum().pinch_offset = null; | |
dragging = false; | |
return d3.select(this).classed('highlighted', false); | |
}); | |
highlight = function(rota) { | |
return rota.on('mousemove', function() { | |
if (!dragging) { | |
return d3.select(this).classed('highlighted', true); | |
} | |
}).on('mouseout', function() { | |
if (!dragging) { | |
return d3.select(this).classed('highlighted', false); | |
} | |
}); | |
}; | |
rota_1.call(drag).call(highlight); | |
d3.select(self.frameElement).style('height', '800px'); | |
}).call(this); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment