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<pre class="prettyprint lang-js"><span id='Ext-chart-series-Scatter'>/**
</span> * @class Ext.chart.series.Scatter
* @extends Ext.chart.series.Cartesian
- *
- * Creates a Scatter Chart. The scatter plot is useful when trying to display more than two variables in the same visualization.
+ *
+ * Creates a Scatter Chart. The scatter plot is useful when trying to display more than two variables in the same visualization.
* These variables can be mapped into x, y coordinates and also to an element's radius/size, color, etc.
- * As with all other series, the Scatter Series must be appended in the *series* Chart array configuration. See the Chart
+ * As with all other series, the Scatter Series must be appended in the *series* Chart array configuration. See the Chart
* documentation for more information on creating charts. A typical configuration object for the scatter could be:
*
- * {@img Ext.chart.series.Scatter/Ext.chart.series.Scatter.png Ext.chart.series.Scatter chart series}
- *
+ * @example
* var store = Ext.create('Ext.data.JsonStore', {
* fields: ['name', 'data1', 'data2', 'data3', 'data4', 'data5'],
* data: [
- * {'name':'metric one', 'data1':10, 'data2':12, 'data3':14, 'data4':8, 'data5':13},
- * {'name':'metric two', 'data1':7, 'data2':8, 'data3':16, 'data4':10, 'data5':3},
- * {'name':'metric three', 'data1':5, 'data2':2, 'data3':14, 'data4':12, 'data5':7},
- * {'name':'metric four', 'data1':2, 'data2':14, 'data3':6, 'data4':1, 'data5':23},
- * {'name':'metric five', 'data1':27, 'data2':38, 'data3':36, 'data4':13, 'data5':33}
+ * { 'name': 'metric one', 'data1': 10, 'data2': 12, 'data3': 14, 'data4': 8, 'data5': 13 },
+ * { 'name': 'metric two', 'data1': 7, 'data2': 8, 'data3': 16, 'data4': 10, 'data5': 3 },
+ * { 'name': 'metric three', 'data1': 5, 'data2': 2, 'data3': 14, 'data4': 12, 'data5': 7 },
+ * { 'name': 'metric four', 'data1': 2, 'data2': 14, 'data3': 6, 'data4': 1, 'data5': 23 },
+ * { 'name': 'metric five', 'data1': 27, 'data2': 38, 'data3': 36, 'data4': 13, 'data5': 33 }
* ]
* });
- *
+ *
* Ext.create('Ext.chart.Chart', {
* renderTo: Ext.getBody(),
* width: 500,
* store: store,
* axes: [{
* type: 'Numeric',
- * position: 'bottom',
- * fields: ['data1', 'data2', 'data3'],
+ * position: 'left',
+ * fields: ['data2', 'data3'],
* title: 'Sample Values',
* grid: true,
* minimum: 0
* }, {
* type: 'Category',
- * position: 'left',
+ * position: 'bottom',
* fields: ['name'],
* title: 'Sample Metrics'
* }],
* axis: 'left',
* xField: 'name',
* yField: 'data3'
- * }]
+ * }]
* });
- *
- * In this configuration we add three different categories of scatter series. Each of them is bound to a different field of the same data store,
- * `data1`, `data2` and `data3` respectively. All x-fields for the series must be the same field, in this case `name`.
- * Each scatter series has a different styling configuration for markers, specified by the `markerConfig` object. Finally we set the left axis as
+ *
+ * In this configuration we add three different categories of scatter series. Each of them is bound to a different field of the same data store,
+ * `data1`, `data2` and `data3` respectively. All x-fields for the series must be the same field, in this case `name`.
+ * Each scatter series has a different styling configuration for markers, specified by the `markerConfig` object. Finally we set the left axis as
* axis to show the current values of the elements.
- *
+ *
* @xtype scatter
*/
Ext.define('Ext.chart.series.Scatter', {
</span> * @cfg {Object} markerConfig
* The display style for the scatter series markers.
*/
-
+
<span id='Ext-chart-series-Scatter-cfg-style'> /**
-</span> * @cfg {Object} style
+</span> * @cfg {Object} style
* Append styling properties to this object for it to override theme properties.
*/
+
+<span id='Ext-chart-series-Scatter-cfg-axis'> /**
+</span> * @cfg {String/Array} axis
+ * The position of the axis to bind the values to. Possible values are 'left', 'bottom', 'top' and 'right'.
+ * You must explicitly set this value to bind the values of the line series to the ones in the axis, otherwise a
+ * relative scale will be used. If multiple axes are being used, they should both be specified in in the configuration.
+ */
constructor: function(config) {
this.callParent(arguments);
getBounds: function() {
var me = this,
chart = me.chart,
- store = chart.substore || chart.store,
+ store = chart.getChartStore(),
axes = [].concat(me.axis),
bbox, xScale, yScale, ln, minX, minY, maxX, maxY, i, axis, ends;
me.setBBox();
bbox = me.bbox;
- for (i = 0, ln = axes.length; i < ln; i++) {
+ for (i = 0, ln = axes.length; i < ln; i++) {
axis = chart.axes.get(axes[i]);
if (axis) {
ends = axis.calcEnds();
minY = 0;
maxY = store.getCount() - 1;
yScale = bbox.height / (store.getCount() - 1);
- }
+ }
else {
yScale = bbox.height / (maxY - minY);
}
var me = this,
chart = me.chart,
enableShadows = chart.shadow,
- store = chart.substore || chart.store,
+ store = chart.getChartStore(),
group = me.group,
bounds = me.bounds = me.getBounds(),
bbox = me.bbox,
return;
}
// Ensure a value
- if (typeof xValue == 'string' || typeof xValue == 'object') {
+ if (typeof xValue == 'string' || typeof xValue == 'object' && !Ext.isDate(xValue)) {
xValue = i;
}
- if (typeof yValue == 'string' || typeof yValue == 'object') {
+ if (typeof yValue == 'string' || typeof yValue == 'object' && !Ext.isDate(yValue)) {
yValue = i;
}
x = boxX + (xValue - minX) * xScale;
drawSeries: function() {
var me = this,
chart = me.chart,
- store = chart.substore || chart.store,
+ store = chart.getChartStore(),
group = me.group,
enableShadows = chart.shadow,
shadowGroups = me.shadowGroups,
for (shindex = 0; shindex < lnsh; shindex++) {
shadowAttribute = Ext.apply({}, shadowAttributes[shindex]);
rendererAttributes = me.renderer(shadows[shindex], store.getAt(i), Ext.apply({}, {
+ hidden: false,
translate: {
x: attr.x + (shadowAttribute.translate? shadowAttribute.translate.x : 0),
y: attr.y + (shadowAttribute.translate? shadowAttribute.translate.y : 0)
- }
+ }
}, shadowAttribute), i, store);
me.onAnimate(shadows[shindex], { to: rendererAttributes });
}
}
else {
- rendererAttributes = me.renderer(sprite, store.getAt(i), Ext.apply({ translate: attr }, { hidden: false }), i, store);
+ rendererAttributes = me.renderer(sprite, store.getAt(i), { translate: attr }, i, store);
+ sprite._to = rendererAttributes;
sprite.setAttributes(rendererAttributes, true);
- //update shadows
+ //animate shadows
for (shindex = 0; shindex < lnsh; shindex++) {
- shadowAttribute = shadowAttributes[shindex];
- rendererAttributes = me.renderer(shadows[shindex], store.getAt(i), Ext.apply({
- x: attr.x,
- y: attr.y
+ shadowAttribute = Ext.apply({}, shadowAttributes[shindex]);
+ rendererAttributes = me.renderer(shadows[shindex], store.getAt(i), Ext.apply({}, {
+ hidden: false,
+ translate: {
+ x: attr.x + (shadowAttribute.translate? shadowAttribute.translate.x : 0),
+ y: attr.y + (shadowAttribute.translate? shadowAttribute.translate.y : 0)
+ }
}, shadowAttribute), i, store);
shadows[shindex].setAttributes(rendererAttributes, true);
}
me.renderLabels();
me.renderCallouts();
},
-
+
// @private callback for when creating a label sprite.
onCreateLabel: function(storeItem, item, i, display) {
var me = this,
config = me.label,
endLabelStyle = Ext.apply({}, config, me.seriesLabelStyle),
bbox = me.bbox;
-
+
return me.chart.surface.add(Ext.apply({
type: 'text',
group: group,
y: bbox.y + bbox.height / 2
}, endLabelStyle));
},
-
+
// @private callback for when placing a label sprite.
onPlaceLabel: function(label, storeItem, item, i, display, animate) {
var me = this,
y = item.point[1],
radius = item.sprite.attr.radius,
bb, width, height, anim;
-
+
label.setAttributes({
text: format(storeItem.get(field)),
hidden: true
}, true);
-
+
if (display == 'rotate') {
label.setAttributes({
'text-anchor': 'start',
x = x < bbox.x? bbox.x : x;
x = (x + width > bbox.x + bbox.width)? (x - (x + width - bbox.x - bbox.width)) : x;
y = (y - height < bbox.y)? bbox.y + height : y;
-
+
} else if (display == 'under' || display == 'over') {
//TODO(nicolas): find out why width/height values in circle bounding boxes are undefined.
bb = item.sprite.getBBox();
y: y
}, true);
label.show(true);
- });
+ });
}
else {
label.show(true);
}
}
},
-
- // @private callback for when placing a callout sprite.
+
+ // @private callback for when placing a callout sprite.
onPlaceCallout: function(callout, storeItem, item, i, display, animate, index) {
var me = this,
chart = me.chart,
boxx, boxy, boxw, boxh,
p, clipRect = me.bbox,
x, y;
-
+
//position
normal = [Math.cos(Math.PI /4), -Math.sin(Math.PI /4)];
x = cur[0] + normal[0] * offsetFromViz;
y = cur[1] + normal[1] * offsetFromViz;
-
+
//box position and dimensions
boxx = x + (normal[0] > 0? 0 : -(bbox.width + 2 * offsetBox));
boxy = y - bbox.height /2 - offsetBox;
boxw = bbox.width + 2 * offsetBox;
boxh = bbox.height + 2 * offsetBox;
-
+
//now check if we're out of bounds and invert the normal vector correspondingly
//this may add new overlaps between labels (but labels won't be out of bounds).
if (boxx < clipRect[0] || (boxx + boxw) > (clipRect[0] + clipRect[2])) {
if (boxy < clipRect[1] || (boxy + boxh) > (clipRect[1] + clipRect[3])) {
normal[1] *= -1;
}
-
+
//update positions
x = cur[0] + normal[0] * offsetFromViz;
y = cur[1] + normal[1] * offsetFromViz;
-
+
//update box position and dimensions
boxx = x + (normal[0] > 0? 0 : -(bbox.width + 2 * offsetBox));
boxy = y - bbox.height /2 - offsetBox;
boxw = bbox.width + 2 * offsetBox;
boxh = bbox.height + 2 * offsetBox;
-
+
if (chart.animate) {
//set the line from the middle of the pie to the box.
me.onAnimate(callout.lines, {
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