+++ /dev/null
-
-nv.models.line = function() {
- "use strict";
- //Default Settings
- var margin = {top: 0, right: 0, bottom: 0, left: 0},
- width = 960,
- height = 500,
- color = nv.utils.defaultColor(), // function that returns colors
- id = Math.floor(Math.random() * 10000), //Create semi-unique ID incase user doesn't select one
- getX = function(d) { return d.x }, // accessor to get the x value from a data point
- getY = function(d) { return d.y }, // accessor to get the y value from a data point
- clipEdge = false, // if true, masks lines within x and y scale
- interpolate = "linear"; // controls the line interpolation
-
-
- var scatter = nv.models.scatter()
- .id(id)
- .size(16) // default size
- .sizeDomain([16,256]), //set to speed up calculation, needs to be unset if there is a custom size accessor
- //x = scatter.xScale(),
- //y = scatter.yScale(),
- x, y,
- x0, y0, timeoutID;
-
-
- function chart(selection) {
- selection.each(function(data) {
- var availableWidth = width - margin.left - margin.right,
- availableHeight = height - margin.top - margin.bottom;
-
- //get the scales inscase scatter scale was set manually
- x = x || scatter.xScale();
- y = y || scatter.yScale();
-
- //store old scales if they exist
- x0 = x0 || x;
- y0 = y0 || y;
-
-
- var wrap = d3.select(this).selectAll('g.nv-wrap.nv-line').data([data]);
- var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-line');
- var defsEnter = wrapEnter.append('defs');
- var gEnter = wrapEnter.append('g');
- var g = wrap.select('g')
-
- wrapEnter.append('g').attr('class', 'nv-scatterWrap');
- var scatterWrap = wrap.select('.nv-scatterWrap').datum(data);
-
- gEnter.append('g').attr('class', 'nv-groups');
-
-
- scatter
- .width(availableWidth)
- .height(availableHeight)
-
- d3.transition(scatterWrap).call(scatter);
-
-
- wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
-
-
- defsEnter.append('clipPath')
- .attr('id', 'nv-edge-clip-' + id)
- .append('rect');
-
- wrap.select('#nv-edge-clip-' + id + ' rect')
- .attr('width', availableWidth)
- .attr('height', availableHeight);
-
- g .attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + id + ')' : '');
- scatterWrap
- .attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + id + ')' : '');
-
-
-
-
- var groups = wrap.select('.nv-groups').selectAll('.nv-group')
- .data(function(d) { return d }, function(d) { return d.key });
- groups.enter().append('g')
- .style('stroke-opacity', 1e-6)
- .style('fill-opacity', 1e-6);
- d3.transition(groups.exit())
- .style('stroke-opacity', 1e-6)
- .style('fill-opacity', 1e-6)
- .remove();
- groups
- .attr('class', function(d,i) { return 'nv-group nv-series-' + i })
- .classed('hover', function(d) { return d.hover })
- .style('fill', function(d,i){ return color(d, i) })
- .style('stroke', function(d,i){ return color(d, i) })
- d3.transition(groups)
- .style('stroke-opacity', 1)
- .style('fill-opacity', .5)
-
-
- var paths = groups.selectAll('path')
- .data(function(d, i) { return [d.values] });
- paths.enter().append('path')
- .attr('class', 'nv-line')
- .attr('d', d3.svg.line()
- .interpolate(interpolate)
- .x(function(d,i) { return x0(getX(d,i)) })
- .y(function(d,i) { return y0(getY(d,i)) })
- );
- d3.transition(groups.exit().selectAll('path'))
- .attr('d', d3.svg.line()
- .interpolate(interpolate)
- .x(function(d,i) { return x(getX(d,i)) })
- .y(function(d,i) { return y(getY(d,i)) })
- )
- .remove(); // redundant? line is already being removed
- d3.transition(paths)
- .attr('d', d3.svg.line()
- .interpolate(interpolate)
- .x(function(d,i) { return x(getX(d,i)) })
- .y(function(d,i) { return y(getY(d,i)) })
- );
-
-
- //store old scales for use in transitions on update, to animate from old to new positions
- x0 = x.copy();
- y0 = y.copy();
-
- });
-
- return chart;
- }
-
-
- chart.dispatch = scatter.dispatch;
-
- d3.rebind(chart, scatter, 'interactive', 'size', 'xScale', 'yScale', 'zScale', 'xDomain', 'yDomain', 'xRange', 'yRange', 'sizeDomain', 'forceX', 'forceY', 'forceSize', 'clipVoronoi', 'clipRadius');
-
- chart.options = nv.utils.optionsFunc.bind(chart);
-
- chart.margin = function(_) {
- if (!arguments.length) return margin;
- margin = _;
- return chart;
- };
-
- chart.width = function(_) {
- if (!arguments.length) return width;
- width = _;
- return chart;
- };
-
- chart.height = function(_) {
- if (!arguments.length) return height;
- height = _;
- return chart;
- };
-
- chart.x = function(_) {
- if (!arguments.length) return getX;
- getX = _;
- scatter.x(_);
- return chart;
- };
-
- chart.y = function(_) {
- if (!arguments.length) return getY;
- getY = _;
- scatter.y(_);
- return chart;
- };
-
- chart.clipEdge = function(_) {
- if (!arguments.length) return clipEdge;
- clipEdge = _;
- return chart;
- };
-
- chart.color = function(_) {
- if (!arguments.length) return color;
- color = nv.utils.getColor(_);
- scatter.color(color);
- return chart;
- };
-
- chart.id = function(_) {
- if (!arguments.length) return id;
- id = _;
- return chart;
- };
-
- chart.interpolate = function(_) {
- if (!arguments.length) return interpolate;
- interpolate = _;
- return chart;
- };
-
- chart.defined = function(_) {
- if (!arguments.length) return defined;
- defined = _;
- return chart;
- };
-
- return chart;
-}
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