空数据处理

ecn.todo

+Default Option
\ No newline at end of file

src/chart/bar/BarView.js

@@ -20,6 +20,11 @@ define(function (require) {
 
             data.diff(this.data)
                 .add(function (dataItem, idx) {
+                    // 空数据
+                    if (dataItem.getValue() == null) {
+                        return;
+                    }
+
                     var layout = dataItem.layout;
                     var normalItemStyle = dataItem.getModel('itemStyle.normal');
                     var rect = new api.Rect({
@@ -47,6 +52,11 @@ define(function (require) {
                         .start('cubicOut');
                 })
                 .update(function (newData, oldData) {
+                    // 空数据
+                    if (newData.getValue() == null) {
+                        group.remove(oldData.__el);
+                        return;
+                    }
                     // TODO DONT ANIMATE WHEN PROPERTIES ARE EQUAL
                     oldData.__el.animateShape()
                         .when(500, newData.layout)

src/chart/bar/barLayoutGrid.js

@@ -144,6 +144,13 @@ define(function(require) {
                 var coords = cartesian.dataToCoords(data);
                 lastStackCoords[stackId] = lastStackCoords[stackId] || [];
                 data.each(function (dataItem, dataIndex) {
+
+                    var value = dataItem.getValue();
+                    // 空数据
+                    if (value == null) {
+                        return;
+                    }
+
                     var coord = coords[dataIndex];
                     var lastCoord = lastStackCoords[stackId][dataIndex] || projectAxis.otherCoord;
                     var x, y, width, height;

src/coord/cartesian/Axis.js

@@ -61,6 +61,11 @@ define(function (require) {
          * @return {number}
          */
         dataToCoord: function (data, clamp) {
+            // PENDING
+            if (data == null || data === '-') {
+                return NaN;
+            }
+
             data = this.scale.normalize(data);
 
             return linearMap(data, [0, 1], this._coordExtent, clamp);

src/coord/cartesian/Grid.js

@@ -255,7 +255,9 @@ define(function(require, factory) {
                         }
                         else {
                             data.eachValue(function (value) {
-                                axisData[categoryAxis.dim == 'y' ? 'x' : 'y'].push(value);
+                                if (value != null) {
+                                    axisData[categoryAxis.dim == 'y' ? 'x' : 'y'].push(value);
+                                }
                             });
                         }
                     }

src/data/List.js

@@ -119,12 +119,19 @@ define(function(require) {
          * @return {number}
          */
         getValue: function () {
+            var value;
             // PENDING
             // Value is a single number if data is 1d
             if (this.dimension === 1) {
-                return this._value;
+                value = this._value;
             }
-            return this._value[this.dimension];
+            else {
+                value = this._value[this.dimension];
+            }
+            if (value === '-') {
+                value = null;
+            }
+            return value;
         },
 
         /**

src/scale/Interval.js

@@ -67,8 +67,10 @@ define(function (require) {
         setExtentFromData: function (data) {
             var max = -Infinity;
             var min = Infinity;
-            var i = 0;
-            for (; i < data.length; i++) {
+            for (var i = 0; i < data.length; i++) {
+                if (data[i] == null || data[i] === '-') {
+                    continue;
+                }
                 max = Math.max(data[i], max);
                 min = Math.min(data[i], min);
             }