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define(function (require) {
var textContain = require('zrender/contain/text');
function getShallow(model, path) {
return model && model.getShallow(path);
}
return {
/**
* Get color property or get color from option.textStyle.color
* @return {string}
*/
getTextColor: function () {
var ecModel = this.ecModel;
return this.getShallow('color')
|| (ecModel && ecModel.get('textStyle.color'));
},
/**
* Create font string from fontStyle, fontWeight, fontSize, fontFamily
* @return {string}
*/
getFont: function () {
var ecModel = this.ecModel;
var gTextStyleModel = ecModel && ecModel.getModel('textStyle');
return [
// FIXME in node-canvas fontWeight is before fontStyle
this.getShallow('fontStyle') || getShallow(gTextStyleModel, 'fontStyle'),
this.getShallow('fontWeight') || getShallow(gTextStyleModel, 'fontWeight'),
(this.getShallow('fontSize') || getShallow(gTextStyleModel, 'fontSize') || 12) + 'px',
this.getShallow('fontFamily') || getShallow(gTextStyleModel, 'fontFamily') || 'sans-serif'
].join(' ');
},
getTextRect: function (text) {
var textStyle = this.get('textStyle') || {};
return textContain.getBoundingRect(
text,
this.getFont(),
textStyle.align,
textStyle.baseline
);
},
ellipsis: function (text, containerWidth, options) {
return textContain.ellipsis(
text, this.getFont(), containerWidth, options
);
}
};
});