text: 
  nv.models.scatterPlusLineChart = function() {
  
    //============================================================
    // Public Variables with Default Settings
    //------------------------------------------------------------
  
    var scatter      = nv.models.scatter()
      , xAxis        = nv.models.axis()
      , yAxis        = nv.models.axis()
      , legend       = nv.models.legend()
      , controls     = nv.models.legend()
      , distX        = nv.models.distribution()
      , distY        = nv.models.distribution()
      ;
  
    var margin       = {top: 30, right: 20, bottom: 50, left: 75}
      , width        = null
      , height       = null
      , color        = nv.utils.defaultColor()
      , x            = d3.fisheye ? d3.fisheye.scale(d3.scale.linear).distortion(0) : scatter.xScale()
      , y            = d3.fisheye ? d3.fisheye.scale(d3.scale.linear).distortion(0) : scatter.yScale()
      , showDistX    = false
      , showDistY    = false
      , showLegend   = true
      , showControls = !!d3.fisheye
      , fisheye      = 0
      , pauseFisheye = false
      , tooltips     = true
      , tooltipX     = function(key, x, y) { return '<strong>' + x + '</strong>' }
      , tooltipY     = function(key, x, y) { return '<strong>' + y + '</strong>' }
      , tooltip      = function(key, x, y, date) { return '<h3>' + key + '</h3>' 
                                                        + '<p>' + date + '</p>' }
      //, tooltip      = null
      , state = {}
      , defaultState = null
      , dispatch = d3.dispatch('tooltipShow', 'tooltipHide', 'stateChange', 'changeState')
      , noData       = "No Data Available."
      ;
  
    scatter
      .xScale(x)
      .yScale(y)
      ;
    xAxis
      .orient('bottom')
      .tickPadding(10)
      ;
    yAxis
      .orient('left')
      .tickPadding(10)
      ;
    distX
      .axis('x')
      ;
    distY
      .axis('y')
      ;
  
    //============================================================
  
  
    //============================================================
    // Private Variables
    //------------------------------------------------------------
  
    var x0, y0;
  
    var showTooltip = function(e, offsetElement) {
      //TODO: make tooltip style an option between single or dual on axes (maybe on all charts with axes?)
  
      var left = e.pos[0] + ( offsetElement.offsetLeft || 0 ),
          top = e.pos[1] + ( offsetElement.offsetTop || 0),
          leftX = e.pos[0] + ( offsetElement.offsetLeft || 0 ),
          topX = y.range()[0] + margin.top + ( offsetElement.offsetTop || 0),
          leftY = x.range()[0] + margin.left + ( offsetElement.offsetLeft || 0 ),
          topY = e.pos[1] + ( offsetElement.offsetTop || 0),
          xVal = xAxis.tickFormat()(scatter.x()(e.point, e.pointIndex)),
          yVal = yAxis.tickFormat()(scatter.y()(e.point, e.pointIndex));
  
        if( tooltipX != null )
            nv.tooltip.show([leftX, topX], tooltipX(e.series.key, xVal, yVal, e, chart), 'n', 1, offsetElement, 'x-nvtooltip');
        if( tooltipY != null )
            nv.tooltip.show([leftY, topY], tooltipY(e.series.key, xVal, yVal, e, chart), 'e', 1, offsetElement, 'y-nvtooltip');
        if( tooltip != null )
            nv.tooltip.show([left, top], tooltip(e.series.key, xVal, yVal, e.point.tooltip, e, chart), e.value < 0 ? 'n' : 's', null, offsetElement);
    };
  
    var controlsData = [
      { key: 'Magnify', disabled: true }
    ];
  
    //============================================================
  
  
    function chart(selection) {
      selection.each(function(data) {
        var container = d3.select(this),
            that = this;
  
        var availableWidth = (width  || parseInt(container.style('width')) || 960)
                               - margin.left - margin.right,
            availableHeight = (height || parseInt(container.style('height')) || 400)
                               - margin.top - margin.bottom;
  
        chart.update = function() { chart(selection) };
        chart.container = this;
  
        //set state.disabled
        state.disabled = data.map(function(d) { return !!d.disabled });
  
        if (!defaultState) {
          var key;
          defaultState = {};
          for (key in state) {
            if (state[key] instanceof Array)
              defaultState[key] = state[key].slice(0);
            else
              defaultState[key] = state[key];
          }
        }
  
        //------------------------------------------------------------
        // Display noData message if there's nothing to show.
  
        if (!data || !data.length || !data.filter(function(d) { return d.values.length }).length) {
          var noDataText = container.selectAll('.nv-noData').data([noData]);
  
          noDataText.enter().append('text')
            .attr('class', 'nvd3 nv-noData')
            .attr('dy', '-.7em')
            .style('text-anchor', 'middle');
  
          noDataText
            .attr('x', margin.left + availableWidth / 2)
            .attr('y', margin.top + availableHeight / 2)
            .text(function(d) { return d });
  
          return chart;
        } else {
          container.selectAll('.nv-noData').remove();
        }
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Setup Scales
  
        x = scatter.xScale();
        y = scatter.yScale();
  
        x0 = x0 || x;
        y0 = y0 || y;
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Setup containers and skeleton of chart
  
        var wrap = container.selectAll('g.nv-wrap.nv-scatterChart').data([data]);
        var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-scatterChart nv-chart-' + scatter.id());
        var gEnter = wrapEnter.append('g');
        var g = wrap.select('g')
  
        // background for pointer events
        gEnter.append('rect').attr('class', 'nvd3 nv-background')
  
        gEnter.append('g').attr('class', 'nv-x nv-axis');
        gEnter.append('g').attr('class', 'nv-y nv-axis');
        gEnter.append('g').attr('class', 'nv-scatterWrap');
        gEnter.append('g').attr('class', 'nv-regressionLinesWrap');
        gEnter.append('g').attr('class', 'nv-distWrap');
        gEnter.append('g').attr('class', 'nv-legendWrap');
        gEnter.append('g').attr('class', 'nv-controlsWrap');
  
        wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Legend
  
        if (showLegend) {
          legend.width( availableWidth / 2 );
  
          wrap.select('.nv-legendWrap')
              .datum(data)
              .call(legend);
  
          if ( margin.top != legend.height()) {
            margin.top = legend.height();
            availableHeight = (height || parseInt(container.style('height')) || 400)
                               - margin.top - margin.bottom;
          }
  
          wrap.select('.nv-legendWrap')
              .attr('transform', 'translate(' + (availableWidth / 2) + ',' + (-margin.top) +')');
        }
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Controls
  
        if (showControls) {
          controls.width(180).color(['#444']);
          g.select('.nv-controlsWrap')
              .datum(controlsData)
              .attr('transform', 'translate(0,' + (-margin.top) +')')
              .call(controls);
        }
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Main Chart Component(s)
  
        scatter
            .width(availableWidth)
            .height(availableHeight)
            .color(data.map(function(d,i) {
              return d.color || color(d, i);
            }).filter(function(d,i) { return !data[i].disabled }))
  
        wrap.select('.nv-scatterWrap')
            .datum(data.filter(function(d) { return !d.disabled }))
            .call(scatter);
  
  
        wrap.select('.nv-regressionLinesWrap')
            .attr('clip-path', 'url(#nv-edge-clip-' + scatter.id() + ')');
  
        var regWrap = wrap.select('.nv-regressionLinesWrap').selectAll('.nv-regLines')
                        .data(function(d) { return d });
  
        var reglines = regWrap.enter()
                         .append('g').attr('class', 'nv-regLines')
                         .append('line').attr('class', 'nv-regLine')
                         .style('stroke-opacity', 0);
  
        //d3.transition(regWrap.selectAll('.nv-regLines line'))
        regWrap.selectAll('.nv-regLines line')
            .attr('x1', x.range()[0])
            .attr('x2', x.range()[1])
            .attr('y1', function(d,i) { return y(x.domain()[0] * d.slope + d.intercept) })
            .attr('y2', function(d,i) { return y(x.domain()[1] * d.slope + d.intercept) })
            .style('stroke', function(d,i,j) { return color(d,j) })
            .style('stroke-opacity', function(d,i) {
              return (d.disabled || typeof d.slope === 'undefined' || typeof d.intercept === 'undefined') ? 0 : 1 
            });
  
  
        //------------------------------------------------------------
  
  
        //------------------------------------------------------------
        // Setup Axes
  
        xAxis
            .scale(x)
            .ticks( xAxis.ticks() ? xAxis.ticks() : availableWidth / 100 )
            .tickSize( -availableHeight , 0);
  
        g.select('.nv-x.nv-axis')
            .attr('transform', 'translate(0,' + y.range()[0] + ')')
            .call(xAxis);
  
  
        yAxis
            .scale(y)
            .ticks( yAxis.ticks() ? yAxis.ticks() : availableHeight / 36 )
            .tickSize( -availableWidth, 0);
  
        g.select('.nv-y.nv-axis')
            .call(yAxis);
  
  
        if (showDistX) {
          distX
              .getData(scatter.x())
              .scale(x)
              .width(availableWidth)
              .color(data.map(function(d,i) {
                return d.color || color(d, i);
              }).filter(function(d,i) { return !data[i].disabled }));
          gEnter.select('.nv-distWrap').append('g')
              .attr('class', 'nv-distributionX');
          g.select('.nv-distributionX')
              .attr('transform', 'translate(0,' + y.range()[0] + ')')
              .datum(data.filter(function(d) { return !d.disabled }))
              .call(distX);
        }
  
        if (showDistY) {
          distY
              .getData(scatter.y())
              .scale(y)
              .width(availableHeight)
              .color(data.map(function(d,i) {
                return d.color || color(d, i);
              }).filter(function(d,i) { return !data[i].disabled }));
          gEnter.select('.nv-distWrap').append('g')
              .attr('class', 'nv-distributionY');
          g.select('.nv-distributionY')
              .attr('transform', 'translate(-' + distY.size() + ',0)')
              .datum(data.filter(function(d) { return !d.disabled }))
              .call(distY);
        }
  
        //------------------------------------------------------------
  
  
  
  
        if (d3.fisheye) {
          g.select('.nv-background')
              .attr('width', availableWidth)
              .attr('height', availableHeight);
  
          g.select('.nv-background').on('mousemove', updateFisheye);
          g.select('.nv-background').on('click', function() { pauseFisheye = !pauseFisheye;});
          scatter.dispatch.on('elementClick.freezeFisheye', function() {
            pauseFisheye = !pauseFisheye;
          });
        }
  
  
        function updateFisheye() {
          if (pauseFisheye) {
            g.select('.nv-point-paths').style('pointer-events', 'all');
            return false;
          }
  
          g.select('.nv-point-paths').style('pointer-events', 'none' );
  
          var mouse = d3.mouse(this);
          x.distortion(fisheye).focus(mouse[0]);
          y.distortion(fisheye).focus(mouse[1]);
  
          g.select('.nv-scatterWrap')
              .datum(data.filter(function(d) { return !d.disabled }))
              .call(scatter);
          g.select('.nv-x.nv-axis').call(xAxis);
          g.select('.nv-y.nv-axis').call(yAxis);
          g.select('.nv-distributionX')
              .datum(data.filter(function(d) { return !d.disabled }))
              .call(distX);
          g.select('.nv-distributionY')
              .datum(data.filter(function(d) { return !d.disabled }))
              .call(distY);
        }
  
  
  
        //============================================================
        // Event Handling/Dispatching (in chart's scope)
        //------------------------------------------------------------
  
        controls.dispatch.on('legendClick', function(d,i) {
          d.disabled = !d.disabled;
  
          fisheye = d.disabled ? 0 : 2.5;
          g.select('.nv-background') .style('pointer-events', d.disabled ? 'none' : 'all');
          g.select('.nv-point-paths').style('pointer-events', d.disabled ? 'all' : 'none' );
  
          if (d.disabled) {
            x.distortion(fisheye).focus(0);
            y.distortion(fisheye).focus(0);
  
            g.select('.nv-scatterWrap').call(scatter);
            g.select('.nv-x.nv-axis').call(xAxis);
            g.select('.nv-y.nv-axis').call(yAxis);
          } else {
            pauseFisheye = false;
          }
  
          chart(selection);
        });
  
        legend.dispatch.on('legendClick', function(d,i, that) {
          d.disabled = !d.disabled;
  
          if (!data.filter(function(d) { return !d.disabled }).length) {
            data.map(function(d) {
              d.disabled = false;
              wrap.selectAll('.nv-series').classed('disabled', false);
              return d;
            });
          }
  
          state.disabled = data.map(function(d) { return !!d.disabled });
          dispatch.stateChange(state);
  
          chart(selection);
        });
  
        /*
        legend.dispatch.on('legendMouseover', function(d, i) {
          d.hover = true;
          chart(selection);
        });
  
        legend.dispatch.on('legendMouseout', function(d, i) {
          d.hover = false;
          chart(selection);
        });
        */
  
        scatter.dispatch.on('elementMouseover.tooltip', function(e) {
          d3.select('.nv-chart-' + scatter.id() + ' .nv-series-' + e.seriesIndex + ' .nv-distx-' + e.pointIndex)
              .attr('y1', e.pos[1] - availableHeight);
          d3.select('.nv-chart-' + scatter.id() + ' .nv-series-' + e.seriesIndex + ' .nv-disty-' + e.pointIndex)
              .attr('x2', e.pos[0] + distX.size());
  
          e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
          dispatch.tooltipShow(e);
        });
  
        dispatch.on('tooltipShow', function(e) {
          if (tooltips) showTooltip(e, that.parentNode);
        });
  
        // Update chart from a state object passed to event handler
        dispatch.on('changeState', function(e) {
  
          if (typeof e.disabled !== 'undefined') {
            data.forEach(function(series,i) {
              series.disabled = e.disabled[i];
            });
  
            state.disabled = e.disabled;
          }
  
          selection.call(chart);
        });
  
        //============================================================
  
  
        //store old scales for use in transitions on update
        x0 = x.copy();
        y0 = y.copy();
  
  
      });
  
      return chart;
    }
  
  
    //============================================================
    // Event Handling/Dispatching (out of chart's scope)
    //------------------------------------------------------------
  
    scatter.dispatch.on('elementMouseout.tooltip', function(e) {
      dispatch.tooltipHide(e);
  
      d3.select('.nv-chart-' + scatter.id() + ' .nv-series-' + e.seriesIndex + ' .nv-distx-' + e.pointIndex)
          .attr('y1', 0);
      d3.select('.nv-chart-' + scatter.id() + ' .nv-series-' + e.seriesIndex + ' .nv-disty-' + e.pointIndex)
          .attr('x2', distY.size());
    });
    dispatch.on('tooltipHide', function() {
      if (tooltips) nv.tooltip.cleanup();
    });
  
    //============================================================
  
  
    //============================================================
    // Expose Public Variables
    //------------------------------------------------------------
  
    // expose chart's sub-components
    chart.dispatch = dispatch;
    chart.scatter = scatter;
    chart.legend = legend;
    chart.controls = controls;
    chart.xAxis = xAxis;
    chart.yAxis = yAxis;
    chart.distX = distX;
    chart.distY = distY;
  
    d3.rebind(chart, scatter, 'id', 'interactive', 'pointActive', 'x', 'y', 'shape', 'size', 'xScale', 'yScale', 'zScale', 'xDomain', 'yDomain', 'sizeDomain', 'sizeRange', 'forceX', 'forceY', 'forceSize', 'clipVoronoi', 'clipRadius', 'useVoronoi');
  
    chart.margin = function(_) {
      if (!arguments.length) return margin;
      margin.top    = typeof _.top    != 'undefined' ? _.top    : margin.top;
      margin.right  = typeof _.right  != 'undefined' ? _.right  : margin.right;
      margin.bottom = typeof _.bottom != 'undefined' ? _.bottom : margin.bottom;
      margin.left   = typeof _.left   != 'undefined' ? _.left   : margin.left;
      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.color = function(_) {
      if (!arguments.length) return color;
      color = nv.utils.getColor(_);
      legend.color(color);
      distX.color(color);
      distY.color(color);
      return chart;
    };
  
    chart.showDistX = function(_) {
      if (!arguments.length) return showDistX;
      showDistX = _;
      return chart;
    };
  
    chart.showDistY = function(_) {
      if (!arguments.length) return showDistY;
      showDistY = _;
      return chart;
    };
  
    chart.showControls = function(_) {
      if (!arguments.length) return showControls;
      showControls = _;
      return chart;
    };
  
    chart.showLegend = function(_) {
      if (!arguments.length) return showLegend;
      showLegend = _;
      return chart;
    };
  
    chart.fisheye = function(_) {
      if (!arguments.length) return fisheye;
      fisheye = _;
      return chart;
    };
  
    chart.tooltips = function(_) {
      if (!arguments.length) return tooltips;
      tooltips = _;
      return chart;
    };
  
    chart.tooltipContent = function(_) {
      if (!arguments.length) return tooltip;
      tooltip = _;
      return chart;
    };
  
    chart.tooltipXContent = function(_) {
      if (!arguments.length) return tooltipX;
      tooltipX = _;
      return chart;
    };
  
    chart.tooltipYContent = function(_) {
      if (!arguments.length) return tooltipY;
      tooltipY = _;
      return chart;
    };
  
    chart.state = function(_) {
      if (!arguments.length) return state;
      state = _;
      return chart;
    };
  
    chart.defaultState = function(_) {
      if (!arguments.length) return defaultState;
      defaultState = _;
      return chart;
    };
  
    chart.noData = function(_) {
      if (!arguments.length) return noData;
      noData = _;
      return chart;
    };
  
    //============================================================
  
  
    return chart;
  }
  