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META-INF.assets.rjzjh.echarts.src.component.toolbox.ToolboxView.js Maven / Gradle / Ivy
define(function (require) {
var featureManager = require('./featureManager');
var zrUtil = require('zrender/core/util');
var graphic = require('../../util/graphic');
var Model = require('../../model/Model');
var DataDiffer = require('../../data/DataDiffer');
var listComponentHelper = require('../helper/listComponent');
var textContain = require('zrender/contain/text');
return require('../../echarts').extendComponentView({
type: 'toolbox',
render: function (toolboxModel, ecModel, api) {
var group = this.group;
group.removeAll();
if (!toolboxModel.get('show')) {
return;
}
var itemSize = +toolboxModel.get('itemSize');
var featureOpts = toolboxModel.get('feature') || {};
var features = this._features || (this._features = {});
var featureNames = [];
zrUtil.each(featureOpts, function (opt, name) {
featureNames.push(name);
});
(new DataDiffer(this._featureNames || [], featureNames))
.add(process)
.update(process)
.remove(zrUtil.curry(process, null))
.execute();
// Keep for diff.
this._featureNames = featureNames;
function process(newIndex, oldIndex) {
var featureName = featureNames[newIndex];
var oldName = featureNames[oldIndex];
var featureOpt = featureOpts[featureName];
var featureModel = new Model(featureOpt, toolboxModel, toolboxModel.ecModel);
var feature;
if (featureName && !oldName) { // Create
if (isUserFeatureName(featureName)) {
feature = {
model: featureModel,
onclick: featureModel.option.onclick,
featureName: featureName
};
}
else {
var Feature = featureManager.get(featureName);
if (!Feature) {
return;
}
feature = new Feature(featureModel, ecModel, api);
}
features[featureName] = feature;
}
else {
feature = features[oldName];
// If feature does not exsit.
if (!feature) {
return;
}
feature.model = featureModel;
feature.ecModel = ecModel;
feature.api = api;
}
if (!featureName && oldName) {
feature.dispose && feature.dispose(ecModel, api);
return;
}
if (!featureModel.get('show') || feature.unusable) {
feature.remove && feature.remove(ecModel, api);
return;
}
createIconPaths(featureModel, feature, featureName);
featureModel.setIconStatus = function (iconName, status) {
var option = this.option;
var iconPaths = this.iconPaths;
option.iconStatus = option.iconStatus || {};
option.iconStatus[iconName] = status;
// FIXME
iconPaths[iconName] && iconPaths[iconName].trigger(status);
};
if (feature.render) {
feature.render(featureModel, ecModel, api);
}
}
function createIconPaths(featureModel, feature, featureName) {
var iconStyleModel = featureModel.getModel('iconStyle');
// If one feature has mutiple icon. they are orginaized as
// {
// icon: {
// foo: '',
// bar: ''
// },
// title: {
// foo: '',
// bar: ''
// }
// }
var icons = feature.getIcons ? feature.getIcons() : featureModel.get('icon');
var titles = featureModel.get('title') || {};
if (typeof icons === 'string') {
var icon = icons;
var title = titles;
icons = {};
titles = {};
icons[featureName] = icon;
titles[featureName] = title;
}
var iconPaths = featureModel.iconPaths = {};
zrUtil.each(icons, function (icon, iconName) {
var normalStyle = iconStyleModel.getModel('normal').getItemStyle();
var hoverStyle = iconStyleModel.getModel('emphasis').getItemStyle();
var style = {
x: -itemSize / 2,
y: -itemSize / 2,
width: itemSize,
height: itemSize
};
var path = icon.indexOf('image://') === 0
? (
style.image = icon.slice(8),
new graphic.Image({style: style})
)
: graphic.makePath(
icon.replace('path://', ''),
{
style: normalStyle,
hoverStyle: hoverStyle,
rectHover: true
},
style,
'center'
);
graphic.setHoverStyle(path);
if (toolboxModel.get('showTitle')) {
path.__title = titles[iconName];
path.on('mouseover', function () {
path.setStyle({
text: titles[iconName],
textPosition: hoverStyle.textPosition || 'bottom',
textFill: hoverStyle.fill || hoverStyle.stroke || '#000',
textAlign: hoverStyle.textAlign || 'center'
});
})
.on('mouseout', function () {
path.setStyle({
textFill: null
});
});
}
path.trigger(featureModel.get('iconStatus.' + iconName) || 'normal');
group.add(path);
path.on('click', zrUtil.bind(
feature.onclick, feature, ecModel, api, iconName
));
iconPaths[iconName] = path;
});
}
listComponentHelper.layout(group, toolboxModel, api);
// Render background after group is layout
// FIXME
listComponentHelper.addBackground(group, toolboxModel);
// Adjust icon title positions to avoid them out of screen
group.eachChild(function (icon) {
var titleText = icon.__title;
var hoverStyle = icon.hoverStyle;
// May be background element
if (hoverStyle && titleText) {
var rect = textContain.getBoundingRect(
titleText, hoverStyle.font
);
var offsetX = icon.position[0] + group.position[0];
var offsetY = icon.position[1] + group.position[1] + itemSize;
var needPutOnTop = false;
if (offsetY + rect.height > api.getHeight()) {
hoverStyle.textPosition = 'top';
needPutOnTop = true;
}
var topOffset = needPutOnTop ? (-5 - rect.height) : (itemSize + 8);
if (offsetX + rect.width / 2 > api.getWidth()) {
hoverStyle.textPosition = ['100%', topOffset];
hoverStyle.textAlign = 'right';
}
else if (offsetX - rect.width / 2 < 0) {
hoverStyle.textPosition = [0, topOffset];
hoverStyle.textAlign = 'left';
}
}
});
},
remove: function (ecModel, api) {
zrUtil.each(this._features, function (feature) {
feature.remove && feature.remove(ecModel, api);
});
this.group.removeAll();
},
dispose: function (ecModel, api) {
zrUtil.each(this._features, function (feature) {
feature.dispose && feature.dispose(ecModel, api);
});
}
});
function isUserFeatureName(featureName) {
return featureName.indexOf('my') === 0;
}
});
