1 files changed, 270 insertions, 0 deletions
diff --git a/ecomp-sdk-app/src/main/webapp/app/fusion/external/d3/js/models/legend.js b/ecomp-sdk-app/src/main/webapp/app/fusion/external/d3/js/models/legend.js
new file mode 100644
index 000000000..21f9f9a40
--- /dev/null
+++ b/ecomp-sdk-app/src/main/webapp/app/fusion/external/d3/js/models/legend.js
@@ -0,0 +1,270 @@
+nv.models.legend = function() {
+  "use strict";
+  //============================================================
+  // Public Variables with Default Settings
+  //------------------------------------------------------------
+
+  var margin = {top: 5, right: 0, bottom: 5, left: 0}
+    , width = 400
+    , height = 20
+    , getKey = function(d) { return d.key }
+    , color = nv.utils.defaultColor()
+    , align = true
+    , rightAlign = true
+    , updateState = true   //If true, legend will update data.disabled and trigger a 'stateChange' dispatch.
+    , radioButtonMode = false   //If true, clicking legend items will cause it to behave like a radio button. (only one can be selected at a time)
+    , dispatch = d3.dispatch('legendClick', 'legendDblclick', 'legendMouseover', 'legendMouseout', 'stateChange')
+    ;
+
+  //============================================================
+
+
+  function chart(selection) {
+    selection.each(function(data) {
+      var availableWidth = width - margin.left - margin.right,
+          container = d3.select(this);
+
+
+      //------------------------------------------------------------
+      // Setup containers and skeleton of chart
+
+      var wrap = container.selectAll('g.nv-legend').data([data]);
+      var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-legend').append('g');
+      var g = wrap.select('g');
+
+      wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
+
+      //------------------------------------------------------------
+
+
+      var series = g.selectAll('.nv-series')
+          .data(function(d) { return d });
+      var seriesEnter = series.enter().append('g').attr('class', 'nv-series')
+          .on('mouseover', function(d,i) {
+            dispatch.legendMouseover(d,i);  //TODO: Make consistent with other event objects
+          })
+          .on('mouseout', function(d,i) {
+            dispatch.legendMouseout(d,i);
+          })
+          .on('click', function(d,i) {
+            dispatch.legendClick(d,i);
+            if (updateState) {
+               if (radioButtonMode) {
+                   //Radio button mode: set every series to disabled,
+                   //  and enable the clicked series.
+                   data.forEach(function(series) { series.disabled = true});
+                   d.disabled = false;
+               }
+               else {
+                   d.disabled = !d.disabled;
+                   if (data.every(function(series) { return series.disabled})) {
+                       //the default behavior of NVD3 legends is, if every single series
+                       // is disabled, turn all series' back on.
+                       data.forEach(function(series) { series.disabled = false});
+                   }
+               }
+               dispatch.stateChange({
+                  disabled: data.map(function(d) { return !!d.disabled })
+               });
+            }
+          })
+          .on('dblclick', function(d,i) {
+            dispatch.legendDblclick(d,i);
+            if (updateState) {
+                //the default behavior of NVD3 legends, when double clicking one,
+                // is to set all other series' to false, and make the double clicked series enabled.
+                data.forEach(function(series) {
+                   series.disabled = true;
+                });
+                d.disabled = false; 
+                dispatch.stateChange({
+                    disabled: data.map(function(d) { return !!d.disabled })
+                });
+            }
+          });
+      seriesEnter.append('circle')
+          .style('stroke-width', 2)
+          .attr('class','nv-legend-symbol')
+          .attr('r', 5);
+      seriesEnter.append('text')
+          .attr('text-anchor', 'start')
+          .attr('class','nv-legend-text')
+          .attr('dy', '.32em')
+          .attr('dx', '8');
+      series.classed('disabled', function(d) { return d.disabled });
+      series.exit().remove();
+      series.select('circle')
+          .style('fill', function(d,i) { return d.color || color(d,i)})
+          .style('stroke', function(d,i) { return d.color || color(d, i) });
+      series.select('text').text(getKey);
+
+
+      //TODO: implement fixed-width and max-width options (max-width is especially useful with the align option)
+
+      // NEW ALIGNING CODE, TODO: clean up
+      if (align) {
+
+        var seriesWidths = [];
+        series.each(function(d,i) {
+              var legendText = d3.select(this).select('text');
+              var nodeTextLength;
+              try {
+                nodeTextLength = legendText.node().getComputedTextLength();
+              }
+              catch(e) {
+                nodeTextLength = nv.utils.calcApproxTextWidth(legendText);
+              }
+             
+              seriesWidths.push(nodeTextLength + 28); // 28 is ~ the width of the circle plus some padding
+            });
+
+        var seriesPerRow = 0;
+        var legendWidth = 0;
+        var columnWidths = [];
+
+        while ( legendWidth < availableWidth && seriesPerRow < seriesWidths.length) {
+          columnWidths[seriesPerRow] = seriesWidths[seriesPerRow];
+          legendWidth += seriesWidths[seriesPerRow++];
+        }
+        if (seriesPerRow === 0) seriesPerRow = 1; //minimum of one series per row
+
+
+        while ( legendWidth > availableWidth && seriesPerRow > 1 ) {
+          columnWidths = [];
+          seriesPerRow--;
+
+          for (var k = 0; k < seriesWidths.length; k++) {
+            if (seriesWidths[k] > (columnWidths[k % seriesPerRow] || 0) )
+              columnWidths[k % seriesPerRow] = seriesWidths[k];
+          }
+
+          legendWidth = columnWidths.reduce(function(prev, cur, index, array) {
+                          return prev + cur;
+                        });
+        }
+
+        var xPositions = [];
+        for (var i = 0, curX = 0; i < seriesPerRow; i++) {
+            xPositions[i] = curX;
+            curX += columnWidths[i];
+        }
+
+        series
+            .attr('transform', function(d, i) {
+              return 'translate(' + xPositions[i % seriesPerRow] + ',' + (5 + Math.floor(i / seriesPerRow) * 20) + ')';
+            });
+
+        //position legend as far right as possible within the total width
+        if (rightAlign) {
+           g.attr('transform', 'translate(' + (width - margin.right - legendWidth) + ',' + margin.top + ')');
+        }
+        else {
+           g.attr('transform', 'translate(0' + ',' + margin.top + ')');
+        }
+
+        height = margin.top + margin.bottom + (Math.ceil(seriesWidths.length / seriesPerRow) * 20);
+
+      } else {
+
+        var ypos = 5,
+            newxpos = 5,
+            maxwidth = 0,
+            xpos;
+        series
+            .attr('transform', function(d, i) {
+              var length = d3.select(this).select('text').node().getComputedTextLength() + 28;
+              xpos = newxpos;
+
+              if (width < margin.left + margin.right + xpos + length) {
+                newxpos = xpos = 5;
+                ypos += 20;
+              }
+
+              newxpos += length;
+              if (newxpos > maxwidth) maxwidth = newxpos;
+
+              return 'translate(' + xpos + ',' + ypos + ')';
+            });
+
+        //position legend as far right as possible within the total width
+        g.attr('transform', 'translate(' + (width - margin.right - maxwidth) + ',' + margin.top + ')');
+
+        height = margin.top + margin.bottom + ypos + 15;
+
+      }
+
+    });
+
+    return chart;
+  }
+
+
+  //============================================================
+  // Expose Public Variables
+  //------------------------------------------------------------
+
+  chart.dispatch = dispatch;
+  chart.options = nv.utils.optionsFunc.bind(chart);
+  
+  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.key = function(_) {
+    if (!arguments.length) return getKey;
+    getKey = _;
+    return chart;
+  };
+
+  chart.color = function(_) {
+    if (!arguments.length) return color;
+    color = nv.utils.getColor(_);
+    return chart;
+  };
+
+  chart.align = function(_) {
+    if (!arguments.length) return align;
+    align = _;
+    return chart;
+  };
+
+  chart.rightAlign = function(_) {
+    if (!arguments.length) return rightAlign;
+    rightAlign = _;
+    return chart;
+  };
+
+  chart.updateState = function(_) {
+    if (!arguments.length) return updateState;
+    updateState = _;
+    return chart;
+  };
+
+  chart.radioButtonMode = function(_) {
+    if (!arguments.length) return radioButtonMode;
+    radioButtonMode = _;
+    return chart;
+  };
+
+  //============================================================
+
+
+  return chart;
+}