define(function (require) {
var ComponentView = require('../../view/Component');
return ComponentView.extend({
type: 'dataZoom',
render: function (dataZoomModel, ecModel, api, payload) {
this.dataZoomModel = dataZoomModel;
this.ecModel = ecModel;
this.api = api;
},
/**
* Find the first target coordinate system.
*
* @protected
* @return {Object} {
* cartesians: [
* {model: coord0, axisModels: [axis1, axis3], coordIndex: 1},
* {model: coord1, axisModels: [axis0, axis2], coordIndex: 0},
* ...
* ], // cartesians must not be null/undefined.
* polars: [
* {model: coord0, axisModels: [axis4], coordIndex: 0},
* ...
* ], // polars must not be null/undefined.
* axisModels: [axis0, axis1, axis2, axis3, axis4]
* // axisModels must not be null/undefined.
* }
*/
getTargetInfo: function () {
var dataZoomModel = this.dataZoomModel;
var ecModel = this.ecModel;
var cartesians = [];
var polars = [];
var axisModels = [];
dataZoomModel.eachTargetAxis(function (dimNames, axisIndex) {
var axisModel = ecModel.getComponent(dimNames.axis, axisIndex);
if (axisModel) {
axisModels.push(axisModel);
var gridIndex = axisModel.get('gridIndex');
var polarIndex = axisModel.get('polarIndex');
if (gridIndex != null) {
var coordModel = ecModel.getComponent('grid', gridIndex);
save(coordModel, axisModel, cartesians, gridIndex);
}
else if (polarIndex != null) {
var coordModel = ecModel.getComponent('polar', polarIndex);
save(coordModel, axisModel, polars, polarIndex);
}
}
}, this);
function save(coordModel, axisModel, store, coordIndex) {
var item;
for (var i = 0; i < store.length; i++) {
if (store[i].model === coordModel) {
item = store[i];
break;
}
}
if (!item) {
store.push(item = {
model: coordModel, axisModels: [], coordIndex: coordIndex
});
}
item.axisModels.push(axisModel);
}
return {
cartesians: cartesians,
polars: polars,
axisModels: axisModels
};
}
});
});
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