yshop3.0-RC2版本
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hupeng
401
public/UEditor/third-party/highcharts/modules/annotations.src.js
vendored
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401
public/UEditor/third-party/highcharts/modules/annotations.src.js
vendored
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@ -0,0 +1,401 @@
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(function (Highcharts, HighchartsAdapter) {
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var UNDEFINED,
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ALIGN_FACTOR,
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ALLOWED_SHAPES,
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Chart = Highcharts.Chart,
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extend = Highcharts.extend,
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each = Highcharts.each;
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ALLOWED_SHAPES = ["path", "rect", "circle"];
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ALIGN_FACTOR = {
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top: 0,
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left: 0,
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center: 0.5,
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middle: 0.5,
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bottom: 1,
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right: 1
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};
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// Highcharts helper methods
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var inArray = HighchartsAdapter.inArray,
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merge = Highcharts.merge;
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function defaultOptions(shapeType) {
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var shapeOptions,
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options;
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options = {
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xAxis: 0,
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yAxis: 0,
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title: {
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style: {},
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text: "",
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x: 0,
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y: 0
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},
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shape: {
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params: {
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stroke: "#000000",
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fill: "transparent",
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strokeWidth: 2
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}
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}
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};
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shapeOptions = {
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circle: {
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params: {
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x: 0,
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y: 0
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}
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}
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};
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if (shapeOptions[shapeType]) {
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options.shape = merge(options.shape, shapeOptions[shapeType]);
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}
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return options;
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}
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function isArray(obj) {
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return Object.prototype.toString.call(obj) === '[object Array]';
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}
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function isNumber(n) {
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return typeof n === 'number';
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}
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function defined(obj) {
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return obj !== UNDEFINED && obj !== null;
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}
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function translatePath(d, xAxis, yAxis, xOffset, yOffset) {
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var len = d.length,
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i = 0;
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while (i < len) {
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if (typeof d[i] === 'number' && typeof d[i + 1] === 'number') {
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d[i] = xAxis.toPixels(d[i]) - xOffset;
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d[i + 1] = yAxis.toPixels(d[i + 1]) - yOffset;
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i += 2;
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} else {
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i += 1;
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}
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}
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return d;
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}
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// Define annotation prototype
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var Annotation = function () {
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this.init.apply(this, arguments);
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};
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Annotation.prototype = {
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/*
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* Initialize the annotation
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*/
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init: function (chart, options) {
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var shapeType = options.shape && options.shape.type;
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this.chart = chart;
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this.options = merge({}, defaultOptions(shapeType), options);
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},
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/*
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* Render the annotation
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*/
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render: function (redraw) {
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var annotation = this,
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chart = this.chart,
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renderer = annotation.chart.renderer,
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group = annotation.group,
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title = annotation.title,
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shape = annotation.shape,
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options = annotation.options,
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titleOptions = options.title,
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shapeOptions = options.shape;
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if (!group) {
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group = annotation.group = renderer.g();
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}
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if (!shape && shapeOptions && inArray(shapeOptions.type, ALLOWED_SHAPES) !== -1) {
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shape = annotation.shape = renderer[options.shape.type](shapeOptions.params);
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shape.add(group);
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}
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if (!title && titleOptions) {
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title = annotation.title = renderer.label(titleOptions);
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title.add(group);
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}
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group.add(chart.annotations.group);
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// link annotations to point or series
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annotation.linkObjects();
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if (redraw !== false) {
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annotation.redraw();
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}
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},
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/*
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* Redraw the annotation title or shape after options update
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*/
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redraw: function () {
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var options = this.options,
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chart = this.chart,
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group = this.group,
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title = this.title,
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shape = this.shape,
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linkedTo = this.linkedObject,
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xAxis = chart.xAxis[options.xAxis],
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yAxis = chart.yAxis[options.yAxis],
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width = options.width,
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height = options.height,
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anchorY = ALIGN_FACTOR[options.anchorY],
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anchorX = ALIGN_FACTOR[options.anchorX],
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resetBBox = false,
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shapeParams,
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linkType,
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series,
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param,
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bbox,
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x,
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y;
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if (linkedTo) {
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linkType = (linkedTo instanceof Highcharts.Point) ? 'point' :
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(linkedTo instanceof Highcharts.Series) ? 'series' : null;
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if (linkType === 'point') {
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options.xValue = linkedTo.x;
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options.yValue = linkedTo.y;
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series = linkedTo.series;
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} else if (linkType === 'series') {
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series = linkedTo;
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}
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if (group.visibility !== series.group.visibility) {
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group.attr({
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visibility: series.group.visibility
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});
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}
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}
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// Based on given options find annotation pixel position
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x = (defined(options.xValue) ? xAxis.toPixels(options.xValue + xAxis.minPointOffset) - xAxis.minPixelPadding : options.x);
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y = defined(options.yValue) ? yAxis.toPixels(options.yValue) : options.y;
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if (isNaN(x) || isNaN(y) || !isNumber(x) || !isNumber(y)) {
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return;
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}
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if (title) {
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title.attr(options.title);
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title.css(options.title.style);
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resetBBox = true;
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}
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if (shape) {
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shapeParams = extend({}, options.shape.params);
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if (options.units === 'values') {
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for (param in shapeParams) {
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if (inArray(param, ['width', 'x']) > -1) {
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shapeParams[param] = xAxis.translate(shapeParams[param]);
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} else if (inArray(param, ['height', 'y']) > -1) {
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shapeParams[param] = yAxis.translate(shapeParams[param]);
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}
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}
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if (shapeParams.width) {
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shapeParams.width -= xAxis.toPixels(0) - xAxis.left;
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}
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if (shapeParams.x) {
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shapeParams.x += xAxis.minPixelPadding;
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}
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if (options.shape.type === 'path') {
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translatePath(shapeParams.d, xAxis, yAxis, x, y);
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}
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}
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// move the center of the circle to shape x/y
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if (options.shape.type === 'circle') {
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shapeParams.x += shapeParams.r;
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shapeParams.y += shapeParams.r;
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}
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resetBBox = true;
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shape.attr(shapeParams);
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}
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group.bBox = null;
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// If annotation width or height is not defined in options use bounding box size
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if (!isNumber(width)) {
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bbox = group.getBBox();
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width = bbox.width;
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}
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if (!isNumber(height)) {
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// get bbox only if it wasn't set before
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if (!bbox) {
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bbox = group.getBBox();
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}
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height = bbox.height;
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}
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// Calculate anchor point
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if (!isNumber(anchorX)) {
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anchorX = ALIGN_FACTOR.center;
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}
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if (!isNumber(anchorY)) {
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anchorY = ALIGN_FACTOR.center;
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}
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// Translate group according to its dimension and anchor point
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x = x - width * anchorX;
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y = y - height * anchorY;
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if (chart.animation && defined(group.translateX) && defined(group.translateY)) {
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group.animate({
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translateX: x,
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translateY: y
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});
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} else {
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group.translate(x, y);
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}
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},
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/*
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* Destroy the annotation
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*/
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destroy: function () {
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var annotation = this,
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chart = this.chart,
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allItems = chart.annotations.allItems,
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index = allItems.indexOf(annotation);
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if (index > -1) {
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allItems.splice(index, 1);
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}
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each(['title', 'shape', 'group'], function (element) {
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if (annotation[element]) {
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annotation[element].destroy();
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annotation[element] = null;
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}
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});
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annotation.group = annotation.title = annotation.shape = annotation.chart = annotation.options = null;
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},
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/*
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* Update the annotation with a given options
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*/
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update: function (options, redraw) {
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extend(this.options, options);
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// update link to point or series
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this.linkObjects();
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this.render(redraw);
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},
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linkObjects: function () {
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var annotation = this,
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chart = annotation.chart,
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linkedTo = annotation.linkedObject,
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linkedId = linkedTo && (linkedTo.id || linkedTo.options.id),
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options = annotation.options,
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id = options.linkedTo;
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if (!defined(id)) {
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annotation.linkedObject = null;
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} else if (!defined(linkedTo) || id !== linkedId) {
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annotation.linkedObject = chart.get(id);
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}
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}
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};
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// Add annotations methods to chart prototype
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extend(Chart.prototype, {
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annotations: {
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/*
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* Unified method for adding annotations to the chart
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*/
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add: function (options, redraw) {
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var annotations = this.allItems,
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chart = this.chart,
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item,
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len;
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if (!isArray(options)) {
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options = [options];
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}
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len = options.length;
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while (len--) {
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item = new Annotation(chart, options[len]);
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annotations.push(item);
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item.render(redraw);
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}
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},
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/**
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* Redraw all annotations, method used in chart events
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*/
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redraw: function () {
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each(this.allItems, function (annotation) {
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annotation.redraw();
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});
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}
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}
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});
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// Initialize on chart load
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Chart.prototype.callbacks.push(function (chart) {
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var options = chart.options.annotations,
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group;
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group = chart.renderer.g("annotations");
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group.attr({
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zIndex: 7
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});
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group.add();
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// initialize empty array for annotations
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chart.annotations.allItems = [];
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// link chart object to annotations
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chart.annotations.chart = chart;
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// link annotations group element to the chart
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chart.annotations.group = group;
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if (isArray(options) && options.length > 0) {
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chart.annotations.add(chart.options.annotations);
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}
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// update annotations after chart redraw
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Highcharts.addEvent(chart, 'redraw', function () {
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chart.annotations.redraw();
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});
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});
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}(Highcharts, HighchartsAdapter));
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