Created
August 31, 2013 16:19
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Draggable clip path
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| <html> | |
| <head> | |
| <script type="text/javascript" src="http://mbostock.github.com/d3/d3.min.js"></script> | |
| </head> | |
| <body> | |
| <div id="chart"> | |
| </div> | |
| <script type="text/javascript"> | |
| var w = 800, | |
| h = 600, | |
| margin = 25; | |
| var drag = d3.behavior.drag() | |
| .on("drag", function() { | |
| var clippy = d3.select('#clip circle'); | |
| clippy.attr('cx', +clippy.attr('cx') + d3.event.dx); | |
| clippy.attr('cy', +clippy.attr('cy') + d3.event.dy); | |
| }); | |
| var svg = d3.select("#chart") | |
| .append("svg:svg") | |
| .attr("width", w + 2*margin) | |
| .attr("height", h + 2*margin) | |
| .append('g') | |
| .attr('transform', 'translate('+margin+','+margin+')'); | |
| var clip = svg.append("svg:clipPath") | |
| .attr("id", "clip") | |
| .append("svg:circle") | |
| .attr('cx', w/2) | |
| .attr('cy', h/2) | |
| .attr('r', 30); | |
| svg.append('svg:rect') | |
| .attr('width', w) | |
| .attr('height', h) | |
| .attr('rx', 15) | |
| .attr('ry', 15) | |
| .attr("clip-path", function(d,i) { return "url(#clip)"; }) | |
| .style("fill", d3.rgb(230, 230, 230)) | |
| .style("stroke", d3.rgb(150, 150, 150)) | |
| .call(drag); | |
| </script> | |
| </body> | |
| </html> |
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