1107 lines
34 KiB
JavaScript
1107 lines
34 KiB
JavaScript
var zrUtil = require("zrender/lib/core/util");
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var pathTool = require("zrender/lib/tool/path");
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var colorTool = require("zrender/lib/tool/color");
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var matrix = require("zrender/lib/core/matrix");
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var vector = require("zrender/lib/core/vector");
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var Path = require("zrender/lib/graphic/Path");
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var Transformable = require("zrender/lib/mixin/Transformable");
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var ZImage = require("zrender/lib/graphic/Image");
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exports.Image = ZImage;
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var Group = require("zrender/lib/container/Group");
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exports.Group = Group;
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var Text = require("zrender/lib/graphic/Text");
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exports.Text = Text;
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var Circle = require("zrender/lib/graphic/shape/Circle");
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exports.Circle = Circle;
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var Sector = require("zrender/lib/graphic/shape/Sector");
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exports.Sector = Sector;
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var Ring = require("zrender/lib/graphic/shape/Ring");
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exports.Ring = Ring;
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var Polygon = require("zrender/lib/graphic/shape/Polygon");
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exports.Polygon = Polygon;
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var Polyline = require("zrender/lib/graphic/shape/Polyline");
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exports.Polyline = Polyline;
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var Rect = require("zrender/lib/graphic/shape/Rect");
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exports.Rect = Rect;
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var Line = require("zrender/lib/graphic/shape/Line");
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exports.Line = Line;
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var BezierCurve = require("zrender/lib/graphic/shape/BezierCurve");
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exports.BezierCurve = BezierCurve;
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var Arc = require("zrender/lib/graphic/shape/Arc");
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exports.Arc = Arc;
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var CompoundPath = require("zrender/lib/graphic/CompoundPath");
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exports.CompoundPath = CompoundPath;
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var LinearGradient = require("zrender/lib/graphic/LinearGradient");
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exports.LinearGradient = LinearGradient;
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var RadialGradient = require("zrender/lib/graphic/RadialGradient");
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exports.RadialGradient = RadialGradient;
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var BoundingRect = require("zrender/lib/core/BoundingRect");
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exports.BoundingRect = BoundingRect;
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var IncrementalDisplayable = require("zrender/lib/graphic/IncrementalDisplayable");
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exports.IncrementalDisplayable = IncrementalDisplayable;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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var round = Math.round;
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var mathMax = Math.max;
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var mathMin = Math.min;
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var EMPTY_OBJ = {};
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/**
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* Extend shape with parameters
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*/
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function extendShape(opts) {
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return Path.extend(opts);
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}
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/**
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* Extend path
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*/
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function extendPath(pathData, opts) {
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return pathTool.extendFromString(pathData, opts);
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}
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/**
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* Create a path element from path data string
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* @param {string} pathData
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* @param {Object} opts
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* @param {module:zrender/core/BoundingRect} rect
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* @param {string} [layout=cover] 'center' or 'cover'
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*/
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function makePath(pathData, opts, rect, layout) {
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var path = pathTool.createFromString(pathData, opts);
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var boundingRect = path.getBoundingRect();
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if (rect) {
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if (layout === 'center') {
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rect = centerGraphic(rect, boundingRect);
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}
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resizePath(path, rect);
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}
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return path;
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}
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/**
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* Create a image element from image url
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* @param {string} imageUrl image url
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* @param {Object} opts options
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* @param {module:zrender/core/BoundingRect} rect constrain rect
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* @param {string} [layout=cover] 'center' or 'cover'
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*/
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function makeImage(imageUrl, rect, layout) {
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var path = new ZImage({
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style: {
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image: imageUrl,
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x: rect.x,
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y: rect.y,
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width: rect.width,
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height: rect.height
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},
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onload: function (img) {
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if (layout === 'center') {
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var boundingRect = {
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width: img.width,
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height: img.height
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};
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path.setStyle(centerGraphic(rect, boundingRect));
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}
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}
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});
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return path;
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}
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/**
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* Get position of centered element in bounding box.
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*
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* @param {Object} rect element local bounding box
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* @param {Object} boundingRect constraint bounding box
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* @return {Object} element position containing x, y, width, and height
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*/
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function centerGraphic(rect, boundingRect) {
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// Set rect to center, keep width / height ratio.
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var aspect = boundingRect.width / boundingRect.height;
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var width = rect.height * aspect;
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var height;
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if (width <= rect.width) {
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height = rect.height;
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} else {
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width = rect.width;
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height = width / aspect;
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}
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var cx = rect.x + rect.width / 2;
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var cy = rect.y + rect.height / 2;
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return {
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x: cx - width / 2,
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y: cy - height / 2,
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width: width,
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height: height
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};
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}
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var mergePath = pathTool.mergePath;
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/**
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* Resize a path to fit the rect
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* @param {module:zrender/graphic/Path} path
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* @param {Object} rect
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*/
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function resizePath(path, rect) {
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if (!path.applyTransform) {
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return;
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}
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var pathRect = path.getBoundingRect();
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var m = pathRect.calculateTransform(rect);
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path.applyTransform(m);
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}
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/**
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* Sub pixel optimize line for canvas
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*
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* @param {Object} param
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* @param {Object} [param.shape]
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* @param {number} [param.shape.x1]
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* @param {number} [param.shape.y1]
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* @param {number} [param.shape.x2]
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* @param {number} [param.shape.y2]
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* @param {Object} [param.style]
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* @param {number} [param.style.lineWidth]
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* @return {Object} Modified param
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*/
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function subPixelOptimizeLine(param) {
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var shape = param.shape;
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var lineWidth = param.style.lineWidth;
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if (round(shape.x1 * 2) === round(shape.x2 * 2)) {
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shape.x1 = shape.x2 = subPixelOptimize(shape.x1, lineWidth, true);
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}
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if (round(shape.y1 * 2) === round(shape.y2 * 2)) {
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shape.y1 = shape.y2 = subPixelOptimize(shape.y1, lineWidth, true);
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}
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return param;
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}
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/**
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* Sub pixel optimize rect for canvas
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*
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* @param {Object} param
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* @param {Object} [param.shape]
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* @param {number} [param.shape.x]
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* @param {number} [param.shape.y]
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* @param {number} [param.shape.width]
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* @param {number} [param.shape.height]
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* @param {Object} [param.style]
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* @param {number} [param.style.lineWidth]
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* @return {Object} Modified param
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*/
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function subPixelOptimizeRect(param) {
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var shape = param.shape;
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var lineWidth = param.style.lineWidth;
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var originX = shape.x;
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var originY = shape.y;
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var originWidth = shape.width;
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var originHeight = shape.height;
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shape.x = subPixelOptimize(shape.x, lineWidth, true);
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shape.y = subPixelOptimize(shape.y, lineWidth, true);
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shape.width = Math.max(subPixelOptimize(originX + originWidth, lineWidth, false) - shape.x, originWidth === 0 ? 0 : 1);
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shape.height = Math.max(subPixelOptimize(originY + originHeight, lineWidth, false) - shape.y, originHeight === 0 ? 0 : 1);
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return param;
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}
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/**
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* Sub pixel optimize for canvas
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*
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* @param {number} position Coordinate, such as x, y
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* @param {number} lineWidth Should be nonnegative integer.
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* @param {boolean=} positiveOrNegative Default false (negative).
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* @return {number} Optimized position.
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*/
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function subPixelOptimize(position, lineWidth, positiveOrNegative) {
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// Assure that (position + lineWidth / 2) is near integer edge,
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// otherwise line will be fuzzy in canvas.
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var doubledPosition = round(position * 2);
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return (doubledPosition + round(lineWidth)) % 2 === 0 ? doubledPosition / 2 : (doubledPosition + (positiveOrNegative ? 1 : -1)) / 2;
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}
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function hasFillOrStroke(fillOrStroke) {
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return fillOrStroke != null && fillOrStroke != 'none';
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}
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function liftColor(color) {
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return typeof color === 'string' ? colorTool.lift(color, -0.1) : color;
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}
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/**
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* @private
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*/
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function cacheElementStl(el) {
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if (el.__hoverStlDirty) {
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var stroke = el.style.stroke;
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var fill = el.style.fill; // Create hoverStyle on mouseover
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var hoverStyle = el.__hoverStl;
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hoverStyle.fill = hoverStyle.fill || (hasFillOrStroke(fill) ? liftColor(fill) : null);
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hoverStyle.stroke = hoverStyle.stroke || (hasFillOrStroke(stroke) ? liftColor(stroke) : null);
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var normalStyle = {};
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for (var name in hoverStyle) {
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// See comment in `doSingleEnterHover`.
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if (hoverStyle[name] != null) {
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normalStyle[name] = el.style[name];
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}
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}
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el.__normalStl = normalStyle;
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el.__hoverStlDirty = false;
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}
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}
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/**
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* @private
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*/
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function doSingleEnterHover(el) {
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if (el.__isHover) {
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return;
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}
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cacheElementStl(el);
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if (el.useHoverLayer) {
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el.__zr && el.__zr.addHover(el, el.__hoverStl);
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} else {
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var style = el.style;
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var insideRollbackOpt = style.insideRollbackOpt; // Consider case: only `position: 'top'` is set on emphasis, then text
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// color should be returned to `autoColor`, rather than remain '#fff'.
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// So we should rollback then apply again after style merging.
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insideRollbackOpt && rollbackInsideStyle(style); // styles can be:
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// {
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// label: {
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// show: false,
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// position: 'outside',
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// fontSize: 18
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// },
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// emphasis: {
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// label: {
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// show: true
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// }
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// }
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// },
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// where properties of `emphasis` may not appear in `normal`. We previously use
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// module:echarts/util/model#defaultEmphasis to merge `normal` to `emphasis`.
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// But consider rich text and setOption in merge mode, it is impossible to cover
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// all properties in merge. So we use merge mode when setting style here, where
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// only properties that is not `null/undefined` can be set. The disadventage:
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// null/undefined can not be used to remove style any more in `emphasis`.
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style.extendFrom(el.__hoverStl); // Do not save `insideRollback`.
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if (insideRollbackOpt) {
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applyInsideStyle(style, style.insideOriginalTextPosition, insideRollbackOpt); // textFill may be rollbacked to null.
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if (style.textFill == null) {
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style.textFill = insideRollbackOpt.autoColor;
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}
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}
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el.dirty(false);
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el.z2 += 1;
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}
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el.__isHover = true;
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}
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/**
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* @inner
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*/
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function doSingleLeaveHover(el) {
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if (!el.__isHover) {
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return;
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}
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var normalStl = el.__normalStl;
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if (el.useHoverLayer) {
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el.__zr && el.__zr.removeHover(el);
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} else {
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// Consider null/undefined value, should use
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// `setStyle` but not `extendFrom(stl, true)`.
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normalStl && el.setStyle(normalStl);
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el.z2 -= 1;
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}
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el.__isHover = false;
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}
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/**
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* @inner
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*/
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function doEnterHover(el) {
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el.type === 'group' ? el.traverse(function (child) {
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if (child.type !== 'group') {
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doSingleEnterHover(child);
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}
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}) : doSingleEnterHover(el);
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}
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function doLeaveHover(el) {
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el.type === 'group' ? el.traverse(function (child) {
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if (child.type !== 'group') {
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doSingleLeaveHover(child);
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}
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}) : doSingleLeaveHover(el);
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}
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/**
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* @inner
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*/
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function setElementHoverStl(el, hoverStl) {
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// If element has sepcified hoverStyle, then use it instead of given hoverStyle
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// Often used when item group has a label element and it's hoverStyle is different
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el.__hoverStl = el.hoverStyle || hoverStl || {};
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el.__hoverStlDirty = true;
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if (el.__isHover) {
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cacheElementStl(el);
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}
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}
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/**
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* @inner
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*/
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function onElementMouseOver(e) {
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if (this.__hoverSilentOnTouch && e.zrByTouch) {
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return;
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} // Only if element is not in emphasis status
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!this.__isEmphasis && doEnterHover(this);
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}
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/**
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* @inner
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*/
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function onElementMouseOut(e) {
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if (this.__hoverSilentOnTouch && e.zrByTouch) {
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return;
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} // Only if element is not in emphasis status
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!this.__isEmphasis && doLeaveHover(this);
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}
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/**
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* @inner
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*/
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function enterEmphasis() {
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this.__isEmphasis = true;
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doEnterHover(this);
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}
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/**
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* @inner
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*/
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function leaveEmphasis() {
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this.__isEmphasis = false;
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doLeaveHover(this);
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}
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/**
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* Set hover style of element.
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* This method can be called repeatly without side-effects.
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* @param {module:zrender/Element} el
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* @param {Object} [hoverStyle]
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* @param {Object} [opt]
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* @param {boolean} [opt.hoverSilentOnTouch=false]
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* In touch device, mouseover event will be trigger on touchstart event
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* (see module:zrender/dom/HandlerProxy). By this mechanism, we can
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* conviniently use hoverStyle when tap on touch screen without additional
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* code for compatibility.
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* But if the chart/component has select feature, which usually also use
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* hoverStyle, there might be conflict between 'select-highlight' and
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* 'hover-highlight' especially when roam is enabled (see geo for example).
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* In this case, hoverSilentOnTouch should be used to disable hover-highlight
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* on touch device.
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*/
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function setHoverStyle(el, hoverStyle, opt) {
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el.__hoverSilentOnTouch = opt && opt.hoverSilentOnTouch;
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el.type === 'group' ? el.traverse(function (child) {
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if (child.type !== 'group') {
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setElementHoverStl(child, hoverStyle);
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}
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}) : setElementHoverStl(el, hoverStyle); // Duplicated function will be auto-ignored, see Eventful.js.
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el.on('mouseover', onElementMouseOver).on('mouseout', onElementMouseOut); // Emphasis, normal can be triggered manually
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el.on('emphasis', enterEmphasis).on('normal', leaveEmphasis);
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}
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/**
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* @param {Object|module:zrender/graphic/Style} normalStyle
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* @param {Object} emphasisStyle
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* @param {module:echarts/model/Model} normalModel
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* @param {module:echarts/model/Model} emphasisModel
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* @param {Object} opt Check `opt` of `setTextStyleCommon` to find other props.
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* @param {string|Function} [opt.defaultText]
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* @param {module:echarts/model/Model} [opt.labelFetcher] Fetch text by
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* `opt.labelFetcher.getFormattedLabel(opt.labelDataIndex, 'normal'/'emphasis', null, opt.labelDimIndex)`
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* @param {module:echarts/model/Model} [opt.labelDataIndex] Fetch text by
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* `opt.textFetcher.getFormattedLabel(opt.labelDataIndex, 'normal'/'emphasis', null, opt.labelDimIndex)`
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* @param {module:echarts/model/Model} [opt.labelDimIndex] Fetch text by
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* `opt.textFetcher.getFormattedLabel(opt.labelDataIndex, 'normal'/'emphasis', null, opt.labelDimIndex)`
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* @param {Object} [normalSpecified]
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* @param {Object} [emphasisSpecified]
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*/
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function setLabelStyle(normalStyle, emphasisStyle, normalModel, emphasisModel, opt, normalSpecified, emphasisSpecified) {
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opt = opt || EMPTY_OBJ;
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var labelFetcher = opt.labelFetcher;
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var labelDataIndex = opt.labelDataIndex;
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var labelDimIndex = opt.labelDimIndex; // This scenario, `label.normal.show = true; label.emphasis.show = false`,
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// is not supported util someone requests.
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var showNormal = normalModel.getShallow('show');
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var showEmphasis = emphasisModel.getShallow('show'); // Consider performance, only fetch label when necessary.
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// If `normal.show` is `false` and `emphasis.show` is `true` and `emphasis.formatter` is not set,
|
|
// label should be displayed, where text is fetched by `normal.formatter` or `opt.defaultText`.
|
|
|
|
var baseText;
|
|
|
|
if (showNormal || showEmphasis) {
|
|
if (labelFetcher) {
|
|
baseText = labelFetcher.getFormattedLabel(labelDataIndex, 'normal', null, labelDimIndex);
|
|
}
|
|
|
|
if (baseText == null) {
|
|
baseText = zrUtil.isFunction(opt.defaultText) ? opt.defaultText(labelDataIndex, opt) : opt.defaultText;
|
|
}
|
|
}
|
|
|
|
var normalStyleText = showNormal ? baseText : null;
|
|
var emphasisStyleText = showEmphasis ? zrUtil.retrieve2(labelFetcher ? labelFetcher.getFormattedLabel(labelDataIndex, 'emphasis', null, labelDimIndex) : null, baseText) : null; // Optimize: If style.text is null, text will not be drawn.
|
|
|
|
if (normalStyleText != null || emphasisStyleText != null) {
|
|
// Always set `textStyle` even if `normalStyle.text` is null, because default
|
|
// values have to be set on `normalStyle`.
|
|
// If we set default values on `emphasisStyle`, consider case:
|
|
// Firstly, `setOption(... label: {normal: {text: null}, emphasis: {show: true}} ...);`
|
|
// Secondly, `setOption(... label: {noraml: {show: true, text: 'abc', color: 'red'} ...);`
|
|
// Then the 'red' will not work on emphasis.
|
|
setTextStyle(normalStyle, normalModel, normalSpecified, opt);
|
|
setTextStyle(emphasisStyle, emphasisModel, emphasisSpecified, opt, true);
|
|
}
|
|
|
|
normalStyle.text = normalStyleText;
|
|
emphasisStyle.text = emphasisStyleText;
|
|
}
|
|
/**
|
|
* Set basic textStyle properties.
|
|
* @param {Object|module:zrender/graphic/Style} textStyle
|
|
* @param {module:echarts/model/Model} model
|
|
* @param {Object} [specifiedTextStyle] Can be overrided by settings in model.
|
|
* @param {Object} [opt] See `opt` of `setTextStyleCommon`.
|
|
* @param {boolean} [isEmphasis]
|
|
*/
|
|
|
|
|
|
function setTextStyle(textStyle, textStyleModel, specifiedTextStyle, opt, isEmphasis) {
|
|
setTextStyleCommon(textStyle, textStyleModel, opt, isEmphasis);
|
|
specifiedTextStyle && zrUtil.extend(textStyle, specifiedTextStyle);
|
|
textStyle.host && textStyle.host.dirty && textStyle.host.dirty(false);
|
|
return textStyle;
|
|
}
|
|
/**
|
|
* Set text option in the style.
|
|
* @deprecated
|
|
* @param {Object} textStyle
|
|
* @param {module:echarts/model/Model} labelModel
|
|
* @param {string|boolean} defaultColor Default text color.
|
|
* If set as false, it will be processed as a emphasis style.
|
|
*/
|
|
|
|
|
|
function setText(textStyle, labelModel, defaultColor) {
|
|
var opt = {
|
|
isRectText: true
|
|
};
|
|
var isEmphasis;
|
|
|
|
if (defaultColor === false) {
|
|
isEmphasis = true;
|
|
} else {
|
|
// Support setting color as 'auto' to get visual color.
|
|
opt.autoColor = defaultColor;
|
|
}
|
|
|
|
setTextStyleCommon(textStyle, labelModel, opt, isEmphasis);
|
|
textStyle.host && textStyle.host.dirty && textStyle.host.dirty(false);
|
|
}
|
|
/**
|
|
* {
|
|
* disableBox: boolean, Whether diable drawing box of block (outer most).
|
|
* isRectText: boolean,
|
|
* autoColor: string, specify a color when color is 'auto',
|
|
* for textFill, textStroke, textBackgroundColor, and textBorderColor.
|
|
* If autoColor specified, it is used as default textFill.
|
|
* useInsideStyle:
|
|
* `true`: Use inside style (textFill, textStroke, textStrokeWidth)
|
|
* if `textFill` is not specified.
|
|
* `false`: Do not use inside style.
|
|
* `null/undefined`: use inside style if `isRectText` is true and
|
|
* `textFill` is not specified and textPosition contains `'inside'`.
|
|
* forceRich: boolean
|
|
* }
|
|
*/
|
|
|
|
|
|
function setTextStyleCommon(textStyle, textStyleModel, opt, isEmphasis) {
|
|
// Consider there will be abnormal when merge hover style to normal style if given default value.
|
|
opt = opt || EMPTY_OBJ;
|
|
|
|
if (opt.isRectText) {
|
|
var textPosition = textStyleModel.getShallow('position') || (isEmphasis ? null : 'inside'); // 'outside' is not a valid zr textPostion value, but used
|
|
// in bar series, and magric type should be considered.
|
|
|
|
textPosition === 'outside' && (textPosition = 'top');
|
|
textStyle.textPosition = textPosition;
|
|
textStyle.textOffset = textStyleModel.getShallow('offset');
|
|
var labelRotate = textStyleModel.getShallow('rotate');
|
|
labelRotate != null && (labelRotate *= Math.PI / 180);
|
|
textStyle.textRotation = labelRotate;
|
|
textStyle.textDistance = zrUtil.retrieve2(textStyleModel.getShallow('distance'), isEmphasis ? null : 5);
|
|
}
|
|
|
|
var ecModel = textStyleModel.ecModel;
|
|
var globalTextStyle = ecModel && ecModel.option.textStyle; // Consider case:
|
|
// {
|
|
// data: [{
|
|
// value: 12,
|
|
// label: {
|
|
// rich: {
|
|
// // no 'a' here but using parent 'a'.
|
|
// }
|
|
// }
|
|
// }],
|
|
// rich: {
|
|
// a: { ... }
|
|
// }
|
|
// }
|
|
|
|
var richItemNames = getRichItemNames(textStyleModel);
|
|
var richResult;
|
|
|
|
if (richItemNames) {
|
|
richResult = {};
|
|
|
|
for (var name in richItemNames) {
|
|
if (richItemNames.hasOwnProperty(name)) {
|
|
// Cascade is supported in rich.
|
|
var richTextStyle = textStyleModel.getModel(['rich', name]); // In rich, never `disableBox`.
|
|
|
|
setTokenTextStyle(richResult[name] = {}, richTextStyle, globalTextStyle, opt, isEmphasis);
|
|
}
|
|
}
|
|
}
|
|
|
|
textStyle.rich = richResult;
|
|
setTokenTextStyle(textStyle, textStyleModel, globalTextStyle, opt, isEmphasis, true);
|
|
|
|
if (opt.forceRich && !opt.textStyle) {
|
|
opt.textStyle = {};
|
|
}
|
|
|
|
return textStyle;
|
|
} // Consider case:
|
|
// {
|
|
// data: [{
|
|
// value: 12,
|
|
// label: {
|
|
// rich: {
|
|
// // no 'a' here but using parent 'a'.
|
|
// }
|
|
// }
|
|
// }],
|
|
// rich: {
|
|
// a: { ... }
|
|
// }
|
|
// }
|
|
|
|
|
|
function getRichItemNames(textStyleModel) {
|
|
// Use object to remove duplicated names.
|
|
var richItemNameMap;
|
|
|
|
while (textStyleModel && textStyleModel !== textStyleModel.ecModel) {
|
|
var rich = (textStyleModel.option || EMPTY_OBJ).rich;
|
|
|
|
if (rich) {
|
|
richItemNameMap = richItemNameMap || {};
|
|
|
|
for (var name in rich) {
|
|
if (rich.hasOwnProperty(name)) {
|
|
richItemNameMap[name] = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
textStyleModel = textStyleModel.parentModel;
|
|
}
|
|
|
|
return richItemNameMap;
|
|
}
|
|
|
|
function setTokenTextStyle(textStyle, textStyleModel, globalTextStyle, opt, isEmphasis, isBlock) {
|
|
// In merge mode, default value should not be given.
|
|
globalTextStyle = !isEmphasis && globalTextStyle || EMPTY_OBJ;
|
|
textStyle.textFill = getAutoColor(textStyleModel.getShallow('color'), opt) || globalTextStyle.color;
|
|
textStyle.textStroke = getAutoColor(textStyleModel.getShallow('textBorderColor'), opt) || globalTextStyle.textBorderColor;
|
|
textStyle.textStrokeWidth = zrUtil.retrieve2(textStyleModel.getShallow('textBorderWidth'), globalTextStyle.textBorderWidth);
|
|
|
|
if (!isEmphasis) {
|
|
if (isBlock) {
|
|
// Always set `insideRollback`, for clearing previous.
|
|
var originalTextPosition = textStyle.textPosition;
|
|
textStyle.insideRollback = applyInsideStyle(textStyle, originalTextPosition, opt); // Save original textPosition, because style.textPosition will be repalced by
|
|
// real location (like [10, 30]) in zrender.
|
|
|
|
textStyle.insideOriginalTextPosition = originalTextPosition;
|
|
textStyle.insideRollbackOpt = opt;
|
|
} // Set default finally.
|
|
|
|
|
|
if (textStyle.textFill == null) {
|
|
textStyle.textFill = opt.autoColor;
|
|
}
|
|
} // Do not use `getFont` here, because merge should be supported, where
|
|
// part of these properties may be changed in emphasis style, and the
|
|
// others should remain their original value got from normal style.
|
|
|
|
|
|
textStyle.fontStyle = textStyleModel.getShallow('fontStyle') || globalTextStyle.fontStyle;
|
|
textStyle.fontWeight = textStyleModel.getShallow('fontWeight') || globalTextStyle.fontWeight;
|
|
textStyle.fontSize = textStyleModel.getShallow('fontSize') || globalTextStyle.fontSize;
|
|
textStyle.fontFamily = textStyleModel.getShallow('fontFamily') || globalTextStyle.fontFamily;
|
|
textStyle.textAlign = textStyleModel.getShallow('align');
|
|
textStyle.textVerticalAlign = textStyleModel.getShallow('verticalAlign') || textStyleModel.getShallow('baseline');
|
|
textStyle.textLineHeight = textStyleModel.getShallow('lineHeight');
|
|
textStyle.textWidth = textStyleModel.getShallow('width');
|
|
textStyle.textHeight = textStyleModel.getShallow('height');
|
|
textStyle.textTag = textStyleModel.getShallow('tag');
|
|
|
|
if (!isBlock || !opt.disableBox) {
|
|
textStyle.textBackgroundColor = getAutoColor(textStyleModel.getShallow('backgroundColor'), opt);
|
|
textStyle.textPadding = textStyleModel.getShallow('padding');
|
|
textStyle.textBorderColor = getAutoColor(textStyleModel.getShallow('borderColor'), opt);
|
|
textStyle.textBorderWidth = textStyleModel.getShallow('borderWidth');
|
|
textStyle.textBorderRadius = textStyleModel.getShallow('borderRadius');
|
|
textStyle.textBoxShadowColor = textStyleModel.getShallow('shadowColor');
|
|
textStyle.textBoxShadowBlur = textStyleModel.getShallow('shadowBlur');
|
|
textStyle.textBoxShadowOffsetX = textStyleModel.getShallow('shadowOffsetX');
|
|
textStyle.textBoxShadowOffsetY = textStyleModel.getShallow('shadowOffsetY');
|
|
}
|
|
|
|
textStyle.textShadowColor = textStyleModel.getShallow('textShadowColor') || globalTextStyle.textShadowColor;
|
|
textStyle.textShadowBlur = textStyleModel.getShallow('textShadowBlur') || globalTextStyle.textShadowBlur;
|
|
textStyle.textShadowOffsetX = textStyleModel.getShallow('textShadowOffsetX') || globalTextStyle.textShadowOffsetX;
|
|
textStyle.textShadowOffsetY = textStyleModel.getShallow('textShadowOffsetY') || globalTextStyle.textShadowOffsetY;
|
|
}
|
|
|
|
function getAutoColor(color, opt) {
|
|
return color !== 'auto' ? color : opt && opt.autoColor ? opt.autoColor : null;
|
|
}
|
|
|
|
function applyInsideStyle(textStyle, textPosition, opt) {
|
|
var useInsideStyle = opt.useInsideStyle;
|
|
var insideRollback;
|
|
|
|
if (textStyle.textFill == null && useInsideStyle !== false && (useInsideStyle === true || opt.isRectText && textPosition // textPosition can be [10, 30]
|
|
&& typeof textPosition === 'string' && textPosition.indexOf('inside') >= 0)) {
|
|
insideRollback = {
|
|
textFill: null,
|
|
textStroke: textStyle.textStroke,
|
|
textStrokeWidth: textStyle.textStrokeWidth
|
|
};
|
|
textStyle.textFill = '#fff'; // Consider text with #fff overflow its container.
|
|
|
|
if (textStyle.textStroke == null) {
|
|
textStyle.textStroke = opt.autoColor;
|
|
textStyle.textStrokeWidth == null && (textStyle.textStrokeWidth = 2);
|
|
}
|
|
}
|
|
|
|
return insideRollback;
|
|
}
|
|
|
|
function rollbackInsideStyle(style) {
|
|
var insideRollback = style.insideRollback;
|
|
|
|
if (insideRollback) {
|
|
style.textFill = insideRollback.textFill;
|
|
style.textStroke = insideRollback.textStroke;
|
|
style.textStrokeWidth = insideRollback.textStrokeWidth;
|
|
}
|
|
}
|
|
|
|
function getFont(opt, ecModel) {
|
|
// ecModel or default text style model.
|
|
var gTextStyleModel = ecModel || ecModel.getModel('textStyle');
|
|
return zrUtil.trim([// FIXME in node-canvas fontWeight is before fontStyle
|
|
opt.fontStyle || gTextStyleModel && gTextStyleModel.getShallow('fontStyle') || '', opt.fontWeight || gTextStyleModel && gTextStyleModel.getShallow('fontWeight') || '', (opt.fontSize || gTextStyleModel && gTextStyleModel.getShallow('fontSize') || 12) + 'px', opt.fontFamily || gTextStyleModel && gTextStyleModel.getShallow('fontFamily') || 'sans-serif'].join(' '));
|
|
}
|
|
|
|
function animateOrSetProps(isUpdate, el, props, animatableModel, dataIndex, cb) {
|
|
if (typeof dataIndex === 'function') {
|
|
cb = dataIndex;
|
|
dataIndex = null;
|
|
} // Do not check 'animation' property directly here. Consider this case:
|
|
// animation model is an `itemModel`, whose does not have `isAnimationEnabled`
|
|
// but its parent model (`seriesModel`) does.
|
|
|
|
|
|
var animationEnabled = animatableModel && animatableModel.isAnimationEnabled();
|
|
|
|
if (animationEnabled) {
|
|
var postfix = isUpdate ? 'Update' : '';
|
|
var duration = animatableModel.getShallow('animationDuration' + postfix);
|
|
var animationEasing = animatableModel.getShallow('animationEasing' + postfix);
|
|
var animationDelay = animatableModel.getShallow('animationDelay' + postfix);
|
|
|
|
if (typeof animationDelay === 'function') {
|
|
animationDelay = animationDelay(dataIndex, animatableModel.getAnimationDelayParams ? animatableModel.getAnimationDelayParams(el, dataIndex) : null);
|
|
}
|
|
|
|
if (typeof duration === 'function') {
|
|
duration = duration(dataIndex);
|
|
}
|
|
|
|
duration > 0 ? el.animateTo(props, duration, animationDelay || 0, animationEasing, cb, !!cb) : (el.stopAnimation(), el.attr(props), cb && cb());
|
|
} else {
|
|
el.stopAnimation();
|
|
el.attr(props);
|
|
cb && cb();
|
|
}
|
|
}
|
|
/**
|
|
* Update graphic element properties with or without animation according to the
|
|
* configuration in series.
|
|
*
|
|
* Caution: this method will stop previous animation.
|
|
* So if do not use this method to one element twice before
|
|
* animation starts, unless you know what you are doing.
|
|
*
|
|
* @param {module:zrender/Element} el
|
|
* @param {Object} props
|
|
* @param {module:echarts/model/Model} [animatableModel]
|
|
* @param {number} [dataIndex]
|
|
* @param {Function} [cb]
|
|
* @example
|
|
* graphic.updateProps(el, {
|
|
* position: [100, 100]
|
|
* }, seriesModel, dataIndex, function () { console.log('Animation done!'); });
|
|
* // Or
|
|
* graphic.updateProps(el, {
|
|
* position: [100, 100]
|
|
* }, seriesModel, function () { console.log('Animation done!'); });
|
|
*/
|
|
|
|
|
|
function updateProps(el, props, animatableModel, dataIndex, cb) {
|
|
animateOrSetProps(true, el, props, animatableModel, dataIndex, cb);
|
|
}
|
|
/**
|
|
* Init graphic element properties with or without animation according to the
|
|
* configuration in series.
|
|
*
|
|
* Caution: this method will stop previous animation.
|
|
* So if do not use this method to one element twice before
|
|
* animation starts, unless you know what you are doing.
|
|
*
|
|
* @param {module:zrender/Element} el
|
|
* @param {Object} props
|
|
* @param {module:echarts/model/Model} [animatableModel]
|
|
* @param {number} [dataIndex]
|
|
* @param {Function} cb
|
|
*/
|
|
|
|
|
|
function initProps(el, props, animatableModel, dataIndex, cb) {
|
|
animateOrSetProps(false, el, props, animatableModel, dataIndex, cb);
|
|
}
|
|
/**
|
|
* Get transform matrix of target (param target),
|
|
* in coordinate of its ancestor (param ancestor)
|
|
*
|
|
* @param {module:zrender/mixin/Transformable} target
|
|
* @param {module:zrender/mixin/Transformable} [ancestor]
|
|
*/
|
|
|
|
|
|
function getTransform(target, ancestor) {
|
|
var mat = matrix.identity([]);
|
|
|
|
while (target && target !== ancestor) {
|
|
matrix.mul(mat, target.getLocalTransform(), mat);
|
|
target = target.parent;
|
|
}
|
|
|
|
return mat;
|
|
}
|
|
/**
|
|
* Apply transform to an vertex.
|
|
* @param {Array.<number>} target [x, y]
|
|
* @param {Array.<number>|TypedArray.<number>|Object} transform Can be:
|
|
* + Transform matrix: like [1, 0, 0, 1, 0, 0]
|
|
* + {position, rotation, scale}, the same as `zrender/Transformable`.
|
|
* @param {boolean=} invert Whether use invert matrix.
|
|
* @return {Array.<number>} [x, y]
|
|
*/
|
|
|
|
|
|
function applyTransform(target, transform, invert) {
|
|
if (transform && !zrUtil.isArrayLike(transform)) {
|
|
transform = Transformable.getLocalTransform(transform);
|
|
}
|
|
|
|
if (invert) {
|
|
transform = matrix.invert([], transform);
|
|
}
|
|
|
|
return vector.applyTransform([], target, transform);
|
|
}
|
|
/**
|
|
* @param {string} direction 'left' 'right' 'top' 'bottom'
|
|
* @param {Array.<number>} transform Transform matrix: like [1, 0, 0, 1, 0, 0]
|
|
* @param {boolean=} invert Whether use invert matrix.
|
|
* @return {string} Transformed direction. 'left' 'right' 'top' 'bottom'
|
|
*/
|
|
|
|
|
|
function transformDirection(direction, transform, invert) {
|
|
// Pick a base, ensure that transform result will not be (0, 0).
|
|
var hBase = transform[4] === 0 || transform[5] === 0 || transform[0] === 0 ? 1 : Math.abs(2 * transform[4] / transform[0]);
|
|
var vBase = transform[4] === 0 || transform[5] === 0 || transform[2] === 0 ? 1 : Math.abs(2 * transform[4] / transform[2]);
|
|
var vertex = [direction === 'left' ? -hBase : direction === 'right' ? hBase : 0, direction === 'top' ? -vBase : direction === 'bottom' ? vBase : 0];
|
|
vertex = applyTransform(vertex, transform, invert);
|
|
return Math.abs(vertex[0]) > Math.abs(vertex[1]) ? vertex[0] > 0 ? 'right' : 'left' : vertex[1] > 0 ? 'bottom' : 'top';
|
|
}
|
|
/**
|
|
* Apply group transition animation from g1 to g2.
|
|
* If no animatableModel, no animation.
|
|
*/
|
|
|
|
|
|
function groupTransition(g1, g2, animatableModel, cb) {
|
|
if (!g1 || !g2) {
|
|
return;
|
|
}
|
|
|
|
function getElMap(g) {
|
|
var elMap = {};
|
|
g.traverse(function (el) {
|
|
if (!el.isGroup && el.anid) {
|
|
elMap[el.anid] = el;
|
|
}
|
|
});
|
|
return elMap;
|
|
}
|
|
|
|
function getAnimatableProps(el) {
|
|
var obj = {
|
|
position: vector.clone(el.position),
|
|
rotation: el.rotation
|
|
};
|
|
|
|
if (el.shape) {
|
|
obj.shape = zrUtil.extend({}, el.shape);
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|
|
var elMap1 = getElMap(g1);
|
|
g2.traverse(function (el) {
|
|
if (!el.isGroup && el.anid) {
|
|
var oldEl = elMap1[el.anid];
|
|
|
|
if (oldEl) {
|
|
var newProp = getAnimatableProps(el);
|
|
el.attr(getAnimatableProps(oldEl));
|
|
updateProps(el, newProp, animatableModel, el.dataIndex);
|
|
} // else {
|
|
// if (el.previousProps) {
|
|
// graphic.updateProps
|
|
// }
|
|
// }
|
|
|
|
}
|
|
});
|
|
}
|
|
/**
|
|
* @param {Array.<Array.<number>>} points Like: [[23, 44], [53, 66], ...]
|
|
* @param {Object} rect {x, y, width, height}
|
|
* @return {Array.<Array.<number>>} A new clipped points.
|
|
*/
|
|
|
|
|
|
function clipPointsByRect(points, rect) {
|
|
return zrUtil.map(points, function (point) {
|
|
var x = point[0];
|
|
x = mathMax(x, rect.x);
|
|
x = mathMin(x, rect.x + rect.width);
|
|
var y = point[1];
|
|
y = mathMax(y, rect.y);
|
|
y = mathMin(y, rect.y + rect.height);
|
|
return [x, y];
|
|
});
|
|
}
|
|
/**
|
|
* @param {Object} targetRect {x, y, width, height}
|
|
* @param {Object} rect {x, y, width, height}
|
|
* @return {Object} A new clipped rect. If rect size are negative, return undefined.
|
|
*/
|
|
|
|
|
|
function clipRectByRect(targetRect, rect) {
|
|
var x = mathMax(targetRect.x, rect.x);
|
|
var x2 = mathMin(targetRect.x + targetRect.width, rect.x + rect.width);
|
|
var y = mathMax(targetRect.y, rect.y);
|
|
var y2 = mathMin(targetRect.y + targetRect.height, rect.y + rect.height);
|
|
|
|
if (x2 >= x && y2 >= y) {
|
|
return {
|
|
x: x,
|
|
y: y,
|
|
width: x2 - x,
|
|
height: y2 - y
|
|
};
|
|
}
|
|
}
|
|
/**
|
|
* @param {string} iconStr Support 'image://' or 'path://' or direct svg path.
|
|
* @param {Object} [opt] Properties of `module:zrender/Element`, except `style`.
|
|
* @param {Object} [rect] {x, y, width, height}
|
|
* @return {module:zrender/Element} Icon path or image element.
|
|
*/
|
|
|
|
|
|
function createIcon(iconStr, opt, rect) {
|
|
opt = zrUtil.extend({
|
|
rectHover: true
|
|
}, opt);
|
|
var style = opt.style = {
|
|
strokeNoScale: true
|
|
};
|
|
rect = rect || {
|
|
x: -1,
|
|
y: -1,
|
|
width: 2,
|
|
height: 2
|
|
};
|
|
|
|
if (iconStr) {
|
|
return iconStr.indexOf('image://') === 0 ? (style.image = iconStr.slice(8), zrUtil.defaults(style, rect), new ZImage(opt)) : makePath(iconStr.replace('path://', ''), opt, rect, 'center');
|
|
}
|
|
}
|
|
|
|
exports.extendShape = extendShape;
|
|
exports.extendPath = extendPath;
|
|
exports.makePath = makePath;
|
|
exports.makeImage = makeImage;
|
|
exports.mergePath = mergePath;
|
|
exports.resizePath = resizePath;
|
|
exports.subPixelOptimizeLine = subPixelOptimizeLine;
|
|
exports.subPixelOptimizeRect = subPixelOptimizeRect;
|
|
exports.subPixelOptimize = subPixelOptimize;
|
|
exports.setHoverStyle = setHoverStyle;
|
|
exports.setLabelStyle = setLabelStyle;
|
|
exports.setTextStyle = setTextStyle;
|
|
exports.setText = setText;
|
|
exports.getFont = getFont;
|
|
exports.updateProps = updateProps;
|
|
exports.initProps = initProps;
|
|
exports.getTransform = getTransform;
|
|
exports.applyTransform = applyTransform;
|
|
exports.transformDirection = transformDirection;
|
|
exports.groupTransition = groupTransition;
|
|
exports.clipPointsByRect = clipPointsByRect;
|
|
exports.clipRectByRect = clipRectByRect;
|
|
exports.createIcon = createIcon; |