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1107 lines
40 KiB
1107 lines
40 KiB
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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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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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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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import { __extends } from "tslib";
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// FIXME step not support polar
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import * as zrUtil from 'zrender/lib/core/util.js';
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import SymbolDraw from '../helper/SymbolDraw.js';
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import SymbolClz from '../helper/Symbol.js';
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import lineAnimationDiff from './lineAnimationDiff.js';
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import * as graphic from '../../util/graphic.js';
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import * as modelUtil from '../../util/model.js';
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import { ECPolyline, ECPolygon } from './poly.js';
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import ChartView from '../../view/Chart.js';
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import { prepareDataCoordInfo, getStackedOnPoint } from './helper.js';
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import { createGridClipPath, createPolarClipPath } from '../helper/createClipPathFromCoordSys.js';
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import { isCoordinateSystemType } from '../../coord/CoordinateSystem.js';
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import { setStatesStylesFromModel, setStatesFlag, toggleHoverEmphasis, SPECIAL_STATES } from '../../util/states.js';
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import { setLabelStyle, getLabelStatesModels, labelInner } from '../../label/labelStyle.js';
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import { getDefaultLabel, getDefaultInterpolatedLabel } from '../helper/labelHelper.js';
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import { getECData } from '../../util/innerStore.js';
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import { createFloat32Array } from '../../util/vendor.js';
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import { convertToColorString } from '../../util/format.js';
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import { lerp } from 'zrender/lib/tool/color.js';
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function isPointsSame(points1, points2) {
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if (points1.length !== points2.length) {
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return;
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}
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for (var i = 0; i < points1.length; i++) {
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if (points1[i] !== points2[i]) {
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return;
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}
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}
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return true;
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}
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function bboxFromPoints(points) {
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var minX = Infinity;
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var minY = Infinity;
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var maxX = -Infinity;
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var maxY = -Infinity;
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for (var i = 0; i < points.length;) {
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var x = points[i++];
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var y = points[i++];
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if (!isNaN(x)) {
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minX = Math.min(x, minX);
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maxX = Math.max(x, maxX);
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}
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if (!isNaN(y)) {
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minY = Math.min(y, minY);
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maxY = Math.max(y, maxY);
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}
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}
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return [[minX, minY], [maxX, maxY]];
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}
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function getBoundingDiff(points1, points2) {
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var _a = bboxFromPoints(points1),
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min1 = _a[0],
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max1 = _a[1];
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var _b = bboxFromPoints(points2),
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min2 = _b[0],
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max2 = _b[1];
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// Get a max value from each corner of two boundings.
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return Math.max(Math.abs(min1[0] - min2[0]), Math.abs(min1[1] - min2[1]), Math.abs(max1[0] - max2[0]), Math.abs(max1[1] - max2[1]));
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}
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function getSmooth(smooth) {
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return zrUtil.isNumber(smooth) ? smooth : smooth ? 0.5 : 0;
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}
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function getStackedOnPoints(coordSys, data, dataCoordInfo) {
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if (!dataCoordInfo.valueDim) {
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return [];
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}
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var len = data.count();
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var points = createFloat32Array(len * 2);
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for (var idx = 0; idx < len; idx++) {
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var pt = getStackedOnPoint(dataCoordInfo, coordSys, data, idx);
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points[idx * 2] = pt[0];
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points[idx * 2 + 1] = pt[1];
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}
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return points;
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}
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function turnPointsIntoStep(points, coordSys, stepTurnAt, connectNulls) {
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var baseAxis = coordSys.getBaseAxis();
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var baseIndex = baseAxis.dim === 'x' || baseAxis.dim === 'radius' ? 0 : 1;
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var stepPoints = [];
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var i = 0;
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var stepPt = [];
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var pt = [];
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var nextPt = [];
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var filteredPoints = [];
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if (connectNulls) {
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for (i = 0; i < points.length; i += 2) {
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if (!isNaN(points[i]) && !isNaN(points[i + 1])) {
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filteredPoints.push(points[i], points[i + 1]);
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}
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}
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points = filteredPoints;
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}
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for (i = 0; i < points.length - 2; i += 2) {
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nextPt[0] = points[i + 2];
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nextPt[1] = points[i + 3];
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pt[0] = points[i];
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pt[1] = points[i + 1];
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stepPoints.push(pt[0], pt[1]);
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switch (stepTurnAt) {
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case 'end':
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stepPt[baseIndex] = nextPt[baseIndex];
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stepPt[1 - baseIndex] = pt[1 - baseIndex];
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stepPoints.push(stepPt[0], stepPt[1]);
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break;
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case 'middle':
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var middle = (pt[baseIndex] + nextPt[baseIndex]) / 2;
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var stepPt2 = [];
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stepPt[baseIndex] = stepPt2[baseIndex] = middle;
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stepPt[1 - baseIndex] = pt[1 - baseIndex];
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stepPt2[1 - baseIndex] = nextPt[1 - baseIndex];
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stepPoints.push(stepPt[0], stepPt[1]);
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stepPoints.push(stepPt2[0], stepPt2[1]);
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break;
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default:
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// default is start
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stepPt[baseIndex] = pt[baseIndex];
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stepPt[1 - baseIndex] = nextPt[1 - baseIndex];
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stepPoints.push(stepPt[0], stepPt[1]);
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}
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}
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// Last points
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stepPoints.push(points[i++], points[i++]);
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return stepPoints;
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}
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/**
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* Clip color stops to edge. Avoid creating too large gradients.
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* Which may lead to blurry when GPU acceleration is enabled. See #15680
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*
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* The stops has been sorted from small to large.
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*/
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function clipColorStops(colorStops, maxSize) {
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var newColorStops = [];
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var len = colorStops.length;
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// coord will always < 0 in prevOutOfRangeColorStop.
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var prevOutOfRangeColorStop;
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var prevInRangeColorStop;
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function lerpStop(stop0, stop1, clippedCoord) {
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var coord0 = stop0.coord;
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var p = (clippedCoord - coord0) / (stop1.coord - coord0);
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var color = lerp(p, [stop0.color, stop1.color]);
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return {
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coord: clippedCoord,
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color: color
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};
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}
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for (var i = 0; i < len; i++) {
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var stop_1 = colorStops[i];
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var coord = stop_1.coord;
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if (coord < 0) {
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prevOutOfRangeColorStop = stop_1;
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} else if (coord > maxSize) {
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if (prevInRangeColorStop) {
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newColorStops.push(lerpStop(prevInRangeColorStop, stop_1, maxSize));
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} else if (prevOutOfRangeColorStop) {
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// If there are two stops and coord range is between these two stops
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newColorStops.push(lerpStop(prevOutOfRangeColorStop, stop_1, 0), lerpStop(prevOutOfRangeColorStop, stop_1, maxSize));
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}
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// All following stop will be out of range. So just ignore them.
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break;
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} else {
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if (prevOutOfRangeColorStop) {
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newColorStops.push(lerpStop(prevOutOfRangeColorStop, stop_1, 0));
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// Reset
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prevOutOfRangeColorStop = null;
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}
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newColorStops.push(stop_1);
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prevInRangeColorStop = stop_1;
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}
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}
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return newColorStops;
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}
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function getVisualGradient(data, coordSys, api) {
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var visualMetaList = data.getVisual('visualMeta');
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if (!visualMetaList || !visualMetaList.length || !data.count()) {
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// When data.count() is 0, gradient range can not be calculated.
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return;
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}
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if (coordSys.type !== 'cartesian2d') {
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if (process.env.NODE_ENV !== 'production') {
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console.warn('Visual map on line style is only supported on cartesian2d.');
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}
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return;
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}
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var coordDim;
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var visualMeta;
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for (var i = visualMetaList.length - 1; i >= 0; i--) {
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var dimInfo = data.getDimensionInfo(visualMetaList[i].dimension);
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coordDim = dimInfo && dimInfo.coordDim;
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// Can only be x or y
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if (coordDim === 'x' || coordDim === 'y') {
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visualMeta = visualMetaList[i];
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break;
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}
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}
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if (!visualMeta) {
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if (process.env.NODE_ENV !== 'production') {
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console.warn('Visual map on line style only support x or y dimension.');
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}
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return;
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}
|
|
// If the area to be rendered is bigger than area defined by LinearGradient,
|
|
// the canvas spec prescribes that the color of the first stop and the last
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|
// stop should be used. But if two stops are added at offset 0, in effect
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// browsers use the color of the second stop to render area outside
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// LinearGradient. So we can only infinitesimally extend area defined in
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// LinearGradient to render `outerColors`.
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var axis = coordSys.getAxis(coordDim);
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// dataToCoord mapping may not be linear, but must be monotonic.
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var colorStops = zrUtil.map(visualMeta.stops, function (stop) {
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// offset will be calculated later.
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return {
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coord: axis.toGlobalCoord(axis.dataToCoord(stop.value)),
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color: stop.color
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};
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});
|
|
var stopLen = colorStops.length;
|
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var outerColors = visualMeta.outerColors.slice();
|
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if (stopLen && colorStops[0].coord > colorStops[stopLen - 1].coord) {
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colorStops.reverse();
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outerColors.reverse();
|
|
}
|
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var colorStopsInRange = clipColorStops(colorStops, coordDim === 'x' ? api.getWidth() : api.getHeight());
|
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var inRangeStopLen = colorStopsInRange.length;
|
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if (!inRangeStopLen && stopLen) {
|
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// All stops are out of range. All will be the same color.
|
|
return colorStops[0].coord < 0 ? outerColors[1] ? outerColors[1] : colorStops[stopLen - 1].color : outerColors[0] ? outerColors[0] : colorStops[0].color;
|
|
}
|
|
var tinyExtent = 10; // Arbitrary value: 10px
|
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var minCoord = colorStopsInRange[0].coord - tinyExtent;
|
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var maxCoord = colorStopsInRange[inRangeStopLen - 1].coord + tinyExtent;
|
|
var coordSpan = maxCoord - minCoord;
|
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if (coordSpan < 1e-3) {
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return 'transparent';
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}
|
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zrUtil.each(colorStopsInRange, function (stop) {
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stop.offset = (stop.coord - minCoord) / coordSpan;
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|
});
|
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colorStopsInRange.push({
|
|
// NOTE: inRangeStopLen may still be 0 if stoplen is zero.
|
|
offset: inRangeStopLen ? colorStopsInRange[inRangeStopLen - 1].offset : 0.5,
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color: outerColors[1] || 'transparent'
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|
});
|
|
colorStopsInRange.unshift({
|
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offset: inRangeStopLen ? colorStopsInRange[0].offset : 0.5,
|
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color: outerColors[0] || 'transparent'
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});
|
|
var gradient = new graphic.LinearGradient(0, 0, 0, 0, colorStopsInRange, true);
|
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gradient[coordDim] = minCoord;
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gradient[coordDim + '2'] = maxCoord;
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return gradient;
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}
|
|
function getIsIgnoreFunc(seriesModel, data, coordSys) {
|
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var showAllSymbol = seriesModel.get('showAllSymbol');
|
|
var isAuto = showAllSymbol === 'auto';
|
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if (showAllSymbol && !isAuto) {
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return;
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}
|
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var categoryAxis = coordSys.getAxesByScale('ordinal')[0];
|
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if (!categoryAxis) {
|
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return;
|
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}
|
|
// Note that category label interval strategy might bring some weird effect
|
|
// in some scenario: users may wonder why some of the symbols are not
|
|
// displayed. So we show all symbols as possible as we can.
|
|
if (isAuto
|
|
// Simplify the logic, do not determine label overlap here.
|
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&& canShowAllSymbolForCategory(categoryAxis, data)) {
|
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return;
|
|
}
|
|
// Otherwise follow the label interval strategy on category axis.
|
|
var categoryDataDim = data.mapDimension(categoryAxis.dim);
|
|
var labelMap = {};
|
|
zrUtil.each(categoryAxis.getViewLabels(), function (labelItem) {
|
|
var ordinalNumber = categoryAxis.scale.getRawOrdinalNumber(labelItem.tickValue);
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labelMap[ordinalNumber] = 1;
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});
|
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return function (dataIndex) {
|
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return !labelMap.hasOwnProperty(data.get(categoryDataDim, dataIndex));
|
|
};
|
|
}
|
|
function canShowAllSymbolForCategory(categoryAxis, data) {
|
|
// In most cases, line is monotonous on category axis, and the label size
|
|
// is close with each other. So we check the symbol size and some of the
|
|
// label size alone with the category axis to estimate whether all symbol
|
|
// can be shown without overlap.
|
|
var axisExtent = categoryAxis.getExtent();
|
|
var availSize = Math.abs(axisExtent[1] - axisExtent[0]) / categoryAxis.scale.count();
|
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isNaN(availSize) && (availSize = 0); // 0/0 is NaN.
|
|
// Sampling some points, max 5.
|
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var dataLen = data.count();
|
|
var step = Math.max(1, Math.round(dataLen / 5));
|
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for (var dataIndex = 0; dataIndex < dataLen; dataIndex += step) {
|
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if (SymbolClz.getSymbolSize(data, dataIndex
|
|
// Only for cartesian, where `isHorizontal` exists.
|
|
)[categoryAxis.isHorizontal() ? 1 : 0]
|
|
// Empirical number
|
|
* 1.5 > availSize) {
|
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return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
function isPointNull(x, y) {
|
|
return isNaN(x) || isNaN(y);
|
|
}
|
|
function getLastIndexNotNull(points) {
|
|
var len = points.length / 2;
|
|
for (; len > 0; len--) {
|
|
if (!isPointNull(points[len * 2 - 2], points[len * 2 - 1])) {
|
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break;
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}
|
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}
|
|
return len - 1;
|
|
}
|
|
function getPointAtIndex(points, idx) {
|
|
return [points[idx * 2], points[idx * 2 + 1]];
|
|
}
|
|
function getIndexRange(points, xOrY, dim) {
|
|
var len = points.length / 2;
|
|
var dimIdx = dim === 'x' ? 0 : 1;
|
|
var a;
|
|
var b;
|
|
var prevIndex = 0;
|
|
var nextIndex = -1;
|
|
for (var i = 0; i < len; i++) {
|
|
b = points[i * 2 + dimIdx];
|
|
if (isNaN(b) || isNaN(points[i * 2 + 1 - dimIdx])) {
|
|
continue;
|
|
}
|
|
if (i === 0) {
|
|
a = b;
|
|
continue;
|
|
}
|
|
if (a <= xOrY && b >= xOrY || a >= xOrY && b <= xOrY) {
|
|
nextIndex = i;
|
|
break;
|
|
}
|
|
prevIndex = i;
|
|
a = b;
|
|
}
|
|
return {
|
|
range: [prevIndex, nextIndex],
|
|
t: (xOrY - a) / (b - a)
|
|
};
|
|
}
|
|
function anyStateShowEndLabel(seriesModel) {
|
|
if (seriesModel.get(['endLabel', 'show'])) {
|
|
return true;
|
|
}
|
|
for (var i = 0; i < SPECIAL_STATES.length; i++) {
|
|
if (seriesModel.get([SPECIAL_STATES[i], 'endLabel', 'show'])) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
function createLineClipPath(lineView, coordSys, hasAnimation, seriesModel) {
|
|
if (isCoordinateSystemType(coordSys, 'cartesian2d')) {
|
|
var endLabelModel_1 = seriesModel.getModel('endLabel');
|
|
var valueAnimation_1 = endLabelModel_1.get('valueAnimation');
|
|
var data_1 = seriesModel.getData();
|
|
var labelAnimationRecord_1 = {
|
|
lastFrameIndex: 0
|
|
};
|
|
var during = anyStateShowEndLabel(seriesModel) ? function (percent, clipRect) {
|
|
lineView._endLabelOnDuring(percent, clipRect, data_1, labelAnimationRecord_1, valueAnimation_1, endLabelModel_1, coordSys);
|
|
} : null;
|
|
var isHorizontal = coordSys.getBaseAxis().isHorizontal();
|
|
var clipPath = createGridClipPath(coordSys, hasAnimation, seriesModel, function () {
|
|
var endLabel = lineView._endLabel;
|
|
if (endLabel && hasAnimation) {
|
|
if (labelAnimationRecord_1.originalX != null) {
|
|
endLabel.attr({
|
|
x: labelAnimationRecord_1.originalX,
|
|
y: labelAnimationRecord_1.originalY
|
|
});
|
|
}
|
|
}
|
|
}, during);
|
|
// Expand clip shape to avoid clipping when line value exceeds axis
|
|
if (!seriesModel.get('clip', true)) {
|
|
var rectShape = clipPath.shape;
|
|
var expandSize = Math.max(rectShape.width, rectShape.height);
|
|
if (isHorizontal) {
|
|
rectShape.y -= expandSize;
|
|
rectShape.height += expandSize * 2;
|
|
} else {
|
|
rectShape.x -= expandSize;
|
|
rectShape.width += expandSize * 2;
|
|
}
|
|
}
|
|
// Set to the final frame. To make sure label layout is right.
|
|
if (during) {
|
|
during(1, clipPath);
|
|
}
|
|
return clipPath;
|
|
} else {
|
|
if (process.env.NODE_ENV !== 'production') {
|
|
if (seriesModel.get(['endLabel', 'show'])) {
|
|
console.warn('endLabel is not supported for lines in polar systems.');
|
|
}
|
|
}
|
|
return createPolarClipPath(coordSys, hasAnimation, seriesModel);
|
|
}
|
|
}
|
|
function getEndLabelStateSpecified(endLabelModel, coordSys) {
|
|
var baseAxis = coordSys.getBaseAxis();
|
|
var isHorizontal = baseAxis.isHorizontal();
|
|
var isBaseInversed = baseAxis.inverse;
|
|
var align = isHorizontal ? isBaseInversed ? 'right' : 'left' : 'center';
|
|
var verticalAlign = isHorizontal ? 'middle' : isBaseInversed ? 'top' : 'bottom';
|
|
return {
|
|
normal: {
|
|
align: endLabelModel.get('align') || align,
|
|
verticalAlign: endLabelModel.get('verticalAlign') || verticalAlign
|
|
}
|
|
};
|
|
}
|
|
var LineView = /** @class */function (_super) {
|
|
__extends(LineView, _super);
|
|
function LineView() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}
|
|
LineView.prototype.init = function () {
|
|
var lineGroup = new graphic.Group();
|
|
var symbolDraw = new SymbolDraw();
|
|
this.group.add(symbolDraw.group);
|
|
this._symbolDraw = symbolDraw;
|
|
this._lineGroup = lineGroup;
|
|
};
|
|
LineView.prototype.render = function (seriesModel, ecModel, api) {
|
|
var _this = this;
|
|
var coordSys = seriesModel.coordinateSystem;
|
|
var group = this.group;
|
|
var data = seriesModel.getData();
|
|
var lineStyleModel = seriesModel.getModel('lineStyle');
|
|
var areaStyleModel = seriesModel.getModel('areaStyle');
|
|
var points = data.getLayout('points') || [];
|
|
var isCoordSysPolar = coordSys.type === 'polar';
|
|
var prevCoordSys = this._coordSys;
|
|
var symbolDraw = this._symbolDraw;
|
|
var polyline = this._polyline;
|
|
var polygon = this._polygon;
|
|
var lineGroup = this._lineGroup;
|
|
var hasAnimation = !ecModel.ssr && seriesModel.get('animation');
|
|
var isAreaChart = !areaStyleModel.isEmpty();
|
|
var valueOrigin = areaStyleModel.get('origin');
|
|
var dataCoordInfo = prepareDataCoordInfo(coordSys, data, valueOrigin);
|
|
var stackedOnPoints = isAreaChart && getStackedOnPoints(coordSys, data, dataCoordInfo);
|
|
var showSymbol = seriesModel.get('showSymbol');
|
|
var connectNulls = seriesModel.get('connectNulls');
|
|
var isIgnoreFunc = showSymbol && !isCoordSysPolar && getIsIgnoreFunc(seriesModel, data, coordSys);
|
|
// Remove temporary symbols
|
|
var oldData = this._data;
|
|
oldData && oldData.eachItemGraphicEl(function (el, idx) {
|
|
if (el.__temp) {
|
|
group.remove(el);
|
|
oldData.setItemGraphicEl(idx, null);
|
|
}
|
|
});
|
|
// Remove previous created symbols if showSymbol changed to false
|
|
if (!showSymbol) {
|
|
symbolDraw.remove();
|
|
}
|
|
group.add(lineGroup);
|
|
// FIXME step not support polar
|
|
var step = !isCoordSysPolar ? seriesModel.get('step') : false;
|
|
var clipShapeForSymbol;
|
|
if (coordSys && coordSys.getArea && seriesModel.get('clip', true)) {
|
|
clipShapeForSymbol = coordSys.getArea();
|
|
// Avoid float number rounding error for symbol on the edge of axis extent.
|
|
// See #7913 and `test/dataZoom-clip.html`.
|
|
if (clipShapeForSymbol.width != null) {
|
|
clipShapeForSymbol.x -= 0.1;
|
|
clipShapeForSymbol.y -= 0.1;
|
|
clipShapeForSymbol.width += 0.2;
|
|
clipShapeForSymbol.height += 0.2;
|
|
} else if (clipShapeForSymbol.r0) {
|
|
clipShapeForSymbol.r0 -= 0.5;
|
|
clipShapeForSymbol.r += 0.5;
|
|
}
|
|
}
|
|
this._clipShapeForSymbol = clipShapeForSymbol;
|
|
var visualColor = getVisualGradient(data, coordSys, api) || data.getVisual('style')[data.getVisual('drawType')];
|
|
// Initialization animation or coordinate system changed
|
|
if (!(polyline && prevCoordSys.type === coordSys.type && step === this._step)) {
|
|
showSymbol && symbolDraw.updateData(data, {
|
|
isIgnore: isIgnoreFunc,
|
|
clipShape: clipShapeForSymbol,
|
|
disableAnimation: true,
|
|
getSymbolPoint: function (idx) {
|
|
return [points[idx * 2], points[idx * 2 + 1]];
|
|
}
|
|
});
|
|
hasAnimation && this._initSymbolLabelAnimation(data, coordSys, clipShapeForSymbol);
|
|
if (step) {
|
|
// TODO If stacked series is not step
|
|
points = turnPointsIntoStep(points, coordSys, step, connectNulls);
|
|
if (stackedOnPoints) {
|
|
stackedOnPoints = turnPointsIntoStep(stackedOnPoints, coordSys, step, connectNulls);
|
|
}
|
|
}
|
|
polyline = this._newPolyline(points);
|
|
if (isAreaChart) {
|
|
polygon = this._newPolygon(points, stackedOnPoints);
|
|
} // If areaStyle is removed
|
|
else if (polygon) {
|
|
lineGroup.remove(polygon);
|
|
polygon = this._polygon = null;
|
|
}
|
|
// NOTE: Must update _endLabel before setClipPath.
|
|
if (!isCoordSysPolar) {
|
|
this._initOrUpdateEndLabel(seriesModel, coordSys, convertToColorString(visualColor));
|
|
}
|
|
lineGroup.setClipPath(createLineClipPath(this, coordSys, true, seriesModel));
|
|
} else {
|
|
if (isAreaChart && !polygon) {
|
|
// If areaStyle is added
|
|
polygon = this._newPolygon(points, stackedOnPoints);
|
|
} else if (polygon && !isAreaChart) {
|
|
// If areaStyle is removed
|
|
lineGroup.remove(polygon);
|
|
polygon = this._polygon = null;
|
|
}
|
|
// NOTE: Must update _endLabel before setClipPath.
|
|
if (!isCoordSysPolar) {
|
|
this._initOrUpdateEndLabel(seriesModel, coordSys, convertToColorString(visualColor));
|
|
}
|
|
// Update clipPath
|
|
var oldClipPath = lineGroup.getClipPath();
|
|
if (oldClipPath) {
|
|
var newClipPath = createLineClipPath(this, coordSys, false, seriesModel);
|
|
graphic.initProps(oldClipPath, {
|
|
shape: newClipPath.shape
|
|
}, seriesModel);
|
|
} else {
|
|
lineGroup.setClipPath(createLineClipPath(this, coordSys, true, seriesModel));
|
|
}
|
|
// Always update, or it is wrong in the case turning on legend
|
|
// because points are not changed.
|
|
showSymbol && symbolDraw.updateData(data, {
|
|
isIgnore: isIgnoreFunc,
|
|
clipShape: clipShapeForSymbol,
|
|
disableAnimation: true,
|
|
getSymbolPoint: function (idx) {
|
|
return [points[idx * 2], points[idx * 2 + 1]];
|
|
}
|
|
});
|
|
// In the case data zoom triggered refreshing frequently
|
|
// Data may not change if line has a category axis. So it should animate nothing.
|
|
if (!isPointsSame(this._stackedOnPoints, stackedOnPoints) || !isPointsSame(this._points, points)) {
|
|
if (hasAnimation) {
|
|
this._doUpdateAnimation(data, stackedOnPoints, coordSys, api, step, valueOrigin, connectNulls);
|
|
} else {
|
|
// Not do it in update with animation
|
|
if (step) {
|
|
// TODO If stacked series is not step
|
|
points = turnPointsIntoStep(points, coordSys, step, connectNulls);
|
|
if (stackedOnPoints) {
|
|
stackedOnPoints = turnPointsIntoStep(stackedOnPoints, coordSys, step, connectNulls);
|
|
}
|
|
}
|
|
polyline.setShape({
|
|
points: points
|
|
});
|
|
polygon && polygon.setShape({
|
|
points: points,
|
|
stackedOnPoints: stackedOnPoints
|
|
});
|
|
}
|
|
}
|
|
}
|
|
var emphasisModel = seriesModel.getModel('emphasis');
|
|
var focus = emphasisModel.get('focus');
|
|
var blurScope = emphasisModel.get('blurScope');
|
|
var emphasisDisabled = emphasisModel.get('disabled');
|
|
polyline.useStyle(zrUtil.defaults(
|
|
// Use color in lineStyle first
|
|
lineStyleModel.getLineStyle(), {
|
|
fill: 'none',
|
|
stroke: visualColor,
|
|
lineJoin: 'bevel'
|
|
}));
|
|
setStatesStylesFromModel(polyline, seriesModel, 'lineStyle');
|
|
if (polyline.style.lineWidth > 0 && seriesModel.get(['emphasis', 'lineStyle', 'width']) === 'bolder') {
|
|
var emphasisLineStyle = polyline.getState('emphasis').style;
|
|
emphasisLineStyle.lineWidth = +polyline.style.lineWidth + 1;
|
|
}
|
|
// Needs seriesIndex for focus
|
|
getECData(polyline).seriesIndex = seriesModel.seriesIndex;
|
|
toggleHoverEmphasis(polyline, focus, blurScope, emphasisDisabled);
|
|
var smooth = getSmooth(seriesModel.get('smooth'));
|
|
var smoothMonotone = seriesModel.get('smoothMonotone');
|
|
polyline.setShape({
|
|
smooth: smooth,
|
|
smoothMonotone: smoothMonotone,
|
|
connectNulls: connectNulls
|
|
});
|
|
if (polygon) {
|
|
var stackedOnSeries = data.getCalculationInfo('stackedOnSeries');
|
|
var stackedOnSmooth = 0;
|
|
polygon.useStyle(zrUtil.defaults(areaStyleModel.getAreaStyle(), {
|
|
fill: visualColor,
|
|
opacity: 0.7,
|
|
lineJoin: 'bevel',
|
|
decal: data.getVisual('style').decal
|
|
}));
|
|
if (stackedOnSeries) {
|
|
stackedOnSmooth = getSmooth(stackedOnSeries.get('smooth'));
|
|
}
|
|
polygon.setShape({
|
|
smooth: smooth,
|
|
stackedOnSmooth: stackedOnSmooth,
|
|
smoothMonotone: smoothMonotone,
|
|
connectNulls: connectNulls
|
|
});
|
|
setStatesStylesFromModel(polygon, seriesModel, 'areaStyle');
|
|
// Needs seriesIndex for focus
|
|
getECData(polygon).seriesIndex = seriesModel.seriesIndex;
|
|
toggleHoverEmphasis(polygon, focus, blurScope, emphasisDisabled);
|
|
}
|
|
var changePolyState = function (toState) {
|
|
_this._changePolyState(toState);
|
|
};
|
|
data.eachItemGraphicEl(function (el) {
|
|
// Switch polyline / polygon state if element changed its state.
|
|
el && (el.onHoverStateChange = changePolyState);
|
|
});
|
|
this._polyline.onHoverStateChange = changePolyState;
|
|
this._data = data;
|
|
// Save the coordinate system for transition animation when data changed
|
|
this._coordSys = coordSys;
|
|
this._stackedOnPoints = stackedOnPoints;
|
|
this._points = points;
|
|
this._step = step;
|
|
this._valueOrigin = valueOrigin;
|
|
if (seriesModel.get('triggerLineEvent')) {
|
|
this.packEventData(seriesModel, polyline);
|
|
polygon && this.packEventData(seriesModel, polygon);
|
|
}
|
|
};
|
|
LineView.prototype.packEventData = function (seriesModel, el) {
|
|
getECData(el).eventData = {
|
|
componentType: 'series',
|
|
componentSubType: 'line',
|
|
componentIndex: seriesModel.componentIndex,
|
|
seriesIndex: seriesModel.seriesIndex,
|
|
seriesName: seriesModel.name,
|
|
seriesType: 'line'
|
|
};
|
|
};
|
|
LineView.prototype.highlight = function (seriesModel, ecModel, api, payload) {
|
|
var data = seriesModel.getData();
|
|
var dataIndex = modelUtil.queryDataIndex(data, payload);
|
|
this._changePolyState('emphasis');
|
|
if (!(dataIndex instanceof Array) && dataIndex != null && dataIndex >= 0) {
|
|
var points = data.getLayout('points');
|
|
var symbol = data.getItemGraphicEl(dataIndex);
|
|
if (!symbol) {
|
|
// Create a temporary symbol if it is not exists
|
|
var x = points[dataIndex * 2];
|
|
var y = points[dataIndex * 2 + 1];
|
|
if (isNaN(x) || isNaN(y)) {
|
|
// Null data
|
|
return;
|
|
}
|
|
// fix #11360: shouldn't draw symbol outside clipShapeForSymbol
|
|
if (this._clipShapeForSymbol && !this._clipShapeForSymbol.contain(x, y)) {
|
|
return;
|
|
}
|
|
var zlevel = seriesModel.get('zlevel') || 0;
|
|
var z = seriesModel.get('z') || 0;
|
|
symbol = new SymbolClz(data, dataIndex);
|
|
symbol.x = x;
|
|
symbol.y = y;
|
|
symbol.setZ(zlevel, z);
|
|
// ensure label text of the temporary symbol is in front of line and area polygon
|
|
var symbolLabel = symbol.getSymbolPath().getTextContent();
|
|
if (symbolLabel) {
|
|
symbolLabel.zlevel = zlevel;
|
|
symbolLabel.z = z;
|
|
symbolLabel.z2 = this._polyline.z2 + 1;
|
|
}
|
|
symbol.__temp = true;
|
|
data.setItemGraphicEl(dataIndex, symbol);
|
|
// Stop scale animation
|
|
symbol.stopSymbolAnimation(true);
|
|
this.group.add(symbol);
|
|
}
|
|
symbol.highlight();
|
|
} else {
|
|
// Highlight whole series
|
|
ChartView.prototype.highlight.call(this, seriesModel, ecModel, api, payload);
|
|
}
|
|
};
|
|
LineView.prototype.downplay = function (seriesModel, ecModel, api, payload) {
|
|
var data = seriesModel.getData();
|
|
var dataIndex = modelUtil.queryDataIndex(data, payload);
|
|
this._changePolyState('normal');
|
|
if (dataIndex != null && dataIndex >= 0) {
|
|
var symbol = data.getItemGraphicEl(dataIndex);
|
|
if (symbol) {
|
|
if (symbol.__temp) {
|
|
data.setItemGraphicEl(dataIndex, null);
|
|
this.group.remove(symbol);
|
|
} else {
|
|
symbol.downplay();
|
|
}
|
|
}
|
|
} else {
|
|
// FIXME
|
|
// can not downplay completely.
|
|
// Downplay whole series
|
|
ChartView.prototype.downplay.call(this, seriesModel, ecModel, api, payload);
|
|
}
|
|
};
|
|
LineView.prototype._changePolyState = function (toState) {
|
|
var polygon = this._polygon;
|
|
setStatesFlag(this._polyline, toState);
|
|
polygon && setStatesFlag(polygon, toState);
|
|
};
|
|
LineView.prototype._newPolyline = function (points) {
|
|
var polyline = this._polyline;
|
|
// Remove previous created polyline
|
|
if (polyline) {
|
|
this._lineGroup.remove(polyline);
|
|
}
|
|
polyline = new ECPolyline({
|
|
shape: {
|
|
points: points
|
|
},
|
|
segmentIgnoreThreshold: 2,
|
|
z2: 10
|
|
});
|
|
this._lineGroup.add(polyline);
|
|
this._polyline = polyline;
|
|
return polyline;
|
|
};
|
|
LineView.prototype._newPolygon = function (points, stackedOnPoints) {
|
|
var polygon = this._polygon;
|
|
// Remove previous created polygon
|
|
if (polygon) {
|
|
this._lineGroup.remove(polygon);
|
|
}
|
|
polygon = new ECPolygon({
|
|
shape: {
|
|
points: points,
|
|
stackedOnPoints: stackedOnPoints
|
|
},
|
|
segmentIgnoreThreshold: 2
|
|
});
|
|
this._lineGroup.add(polygon);
|
|
this._polygon = polygon;
|
|
return polygon;
|
|
};
|
|
LineView.prototype._initSymbolLabelAnimation = function (data, coordSys, clipShape) {
|
|
var isHorizontalOrRadial;
|
|
var isCoordSysPolar;
|
|
var baseAxis = coordSys.getBaseAxis();
|
|
var isAxisInverse = baseAxis.inverse;
|
|
if (coordSys.type === 'cartesian2d') {
|
|
isHorizontalOrRadial = baseAxis.isHorizontal();
|
|
isCoordSysPolar = false;
|
|
} else if (coordSys.type === 'polar') {
|
|
isHorizontalOrRadial = baseAxis.dim === 'angle';
|
|
isCoordSysPolar = true;
|
|
}
|
|
var seriesModel = data.hostModel;
|
|
var seriesDuration = seriesModel.get('animationDuration');
|
|
if (zrUtil.isFunction(seriesDuration)) {
|
|
seriesDuration = seriesDuration(null);
|
|
}
|
|
var seriesDelay = seriesModel.get('animationDelay') || 0;
|
|
var seriesDelayValue = zrUtil.isFunction(seriesDelay) ? seriesDelay(null) : seriesDelay;
|
|
data.eachItemGraphicEl(function (symbol, idx) {
|
|
var el = symbol;
|
|
if (el) {
|
|
var point = [symbol.x, symbol.y];
|
|
var start = void 0;
|
|
var end = void 0;
|
|
var current = void 0;
|
|
if (clipShape) {
|
|
if (isCoordSysPolar) {
|
|
var polarClip = clipShape;
|
|
var coord = coordSys.pointToCoord(point);
|
|
if (isHorizontalOrRadial) {
|
|
start = polarClip.startAngle;
|
|
end = polarClip.endAngle;
|
|
current = -coord[1] / 180 * Math.PI;
|
|
} else {
|
|
start = polarClip.r0;
|
|
end = polarClip.r;
|
|
current = coord[0];
|
|
}
|
|
} else {
|
|
var gridClip = clipShape;
|
|
if (isHorizontalOrRadial) {
|
|
start = gridClip.x;
|
|
end = gridClip.x + gridClip.width;
|
|
current = symbol.x;
|
|
} else {
|
|
start = gridClip.y + gridClip.height;
|
|
end = gridClip.y;
|
|
current = symbol.y;
|
|
}
|
|
}
|
|
}
|
|
var ratio = end === start ? 0 : (current - start) / (end - start);
|
|
if (isAxisInverse) {
|
|
ratio = 1 - ratio;
|
|
}
|
|
var delay = zrUtil.isFunction(seriesDelay) ? seriesDelay(idx) : seriesDuration * ratio + seriesDelayValue;
|
|
var symbolPath = el.getSymbolPath();
|
|
var text = symbolPath.getTextContent();
|
|
el.attr({
|
|
scaleX: 0,
|
|
scaleY: 0
|
|
});
|
|
el.animateTo({
|
|
scaleX: 1,
|
|
scaleY: 1
|
|
}, {
|
|
duration: 200,
|
|
setToFinal: true,
|
|
delay: delay
|
|
});
|
|
if (text) {
|
|
text.animateFrom({
|
|
style: {
|
|
opacity: 0
|
|
}
|
|
}, {
|
|
duration: 300,
|
|
delay: delay
|
|
});
|
|
}
|
|
symbolPath.disableLabelAnimation = true;
|
|
}
|
|
});
|
|
};
|
|
LineView.prototype._initOrUpdateEndLabel = function (seriesModel, coordSys, inheritColor) {
|
|
var endLabelModel = seriesModel.getModel('endLabel');
|
|
if (anyStateShowEndLabel(seriesModel)) {
|
|
var data_2 = seriesModel.getData();
|
|
var polyline = this._polyline;
|
|
// series may be filtered.
|
|
var points = data_2.getLayout('points');
|
|
if (!points) {
|
|
polyline.removeTextContent();
|
|
this._endLabel = null;
|
|
return;
|
|
}
|
|
var endLabel = this._endLabel;
|
|
if (!endLabel) {
|
|
endLabel = this._endLabel = new graphic.Text({
|
|
z2: 200 // should be higher than item symbol
|
|
});
|
|
|
|
endLabel.ignoreClip = true;
|
|
polyline.setTextContent(this._endLabel);
|
|
polyline.disableLabelAnimation = true;
|
|
}
|
|
// Find last non-NaN data to display data
|
|
var dataIndex = getLastIndexNotNull(points);
|
|
if (dataIndex >= 0) {
|
|
setLabelStyle(polyline, getLabelStatesModels(seriesModel, 'endLabel'), {
|
|
inheritColor: inheritColor,
|
|
labelFetcher: seriesModel,
|
|
labelDataIndex: dataIndex,
|
|
defaultText: function (dataIndex, opt, interpolatedValue) {
|
|
return interpolatedValue != null ? getDefaultInterpolatedLabel(data_2, interpolatedValue) : getDefaultLabel(data_2, dataIndex);
|
|
},
|
|
enableTextSetter: true
|
|
}, getEndLabelStateSpecified(endLabelModel, coordSys));
|
|
polyline.textConfig.position = null;
|
|
}
|
|
} else if (this._endLabel) {
|
|
this._polyline.removeTextContent();
|
|
this._endLabel = null;
|
|
}
|
|
};
|
|
LineView.prototype._endLabelOnDuring = function (percent, clipRect, data, animationRecord, valueAnimation, endLabelModel, coordSys) {
|
|
var endLabel = this._endLabel;
|
|
var polyline = this._polyline;
|
|
if (endLabel) {
|
|
// NOTE: Don't remove percent < 1. percent === 1 means the first frame during render.
|
|
// The label is not prepared at this time.
|
|
if (percent < 1 && animationRecord.originalX == null) {
|
|
animationRecord.originalX = endLabel.x;
|
|
animationRecord.originalY = endLabel.y;
|
|
}
|
|
var points = data.getLayout('points');
|
|
var seriesModel = data.hostModel;
|
|
var connectNulls = seriesModel.get('connectNulls');
|
|
var precision = endLabelModel.get('precision');
|
|
var distance = endLabelModel.get('distance') || 0;
|
|
var baseAxis = coordSys.getBaseAxis();
|
|
var isHorizontal = baseAxis.isHorizontal();
|
|
var isBaseInversed = baseAxis.inverse;
|
|
var clipShape = clipRect.shape;
|
|
var xOrY = isBaseInversed ? isHorizontal ? clipShape.x : clipShape.y + clipShape.height : isHorizontal ? clipShape.x + clipShape.width : clipShape.y;
|
|
var distanceX = (isHorizontal ? distance : 0) * (isBaseInversed ? -1 : 1);
|
|
var distanceY = (isHorizontal ? 0 : -distance) * (isBaseInversed ? -1 : 1);
|
|
var dim = isHorizontal ? 'x' : 'y';
|
|
var dataIndexRange = getIndexRange(points, xOrY, dim);
|
|
var indices = dataIndexRange.range;
|
|
var diff = indices[1] - indices[0];
|
|
var value = void 0;
|
|
if (diff >= 1) {
|
|
// diff > 1 && connectNulls, which is on the null data.
|
|
if (diff > 1 && !connectNulls) {
|
|
var pt = getPointAtIndex(points, indices[0]);
|
|
endLabel.attr({
|
|
x: pt[0] + distanceX,
|
|
y: pt[1] + distanceY
|
|
});
|
|
valueAnimation && (value = seriesModel.getRawValue(indices[0]));
|
|
} else {
|
|
var pt = polyline.getPointOn(xOrY, dim);
|
|
pt && endLabel.attr({
|
|
x: pt[0] + distanceX,
|
|
y: pt[1] + distanceY
|
|
});
|
|
var startValue = seriesModel.getRawValue(indices[0]);
|
|
var endValue = seriesModel.getRawValue(indices[1]);
|
|
valueAnimation && (value = modelUtil.interpolateRawValues(data, precision, startValue, endValue, dataIndexRange.t));
|
|
}
|
|
animationRecord.lastFrameIndex = indices[0];
|
|
} else {
|
|
// If diff <= 0, which is the range is not found(Include NaN)
|
|
// Choose the first point or last point.
|
|
var idx = percent === 1 || animationRecord.lastFrameIndex > 0 ? indices[0] : 0;
|
|
var pt = getPointAtIndex(points, idx);
|
|
valueAnimation && (value = seriesModel.getRawValue(idx));
|
|
endLabel.attr({
|
|
x: pt[0] + distanceX,
|
|
y: pt[1] + distanceY
|
|
});
|
|
}
|
|
if (valueAnimation) {
|
|
var inner = labelInner(endLabel);
|
|
if (typeof inner.setLabelText === 'function') {
|
|
inner.setLabelText(value);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
/**
|
|
* @private
|
|
*/
|
|
// FIXME Two value axis
|
|
LineView.prototype._doUpdateAnimation = function (data, stackedOnPoints, coordSys, api, step, valueOrigin, connectNulls) {
|
|
var polyline = this._polyline;
|
|
var polygon = this._polygon;
|
|
var seriesModel = data.hostModel;
|
|
var diff = lineAnimationDiff(this._data, data, this._stackedOnPoints, stackedOnPoints, this._coordSys, coordSys, this._valueOrigin, valueOrigin);
|
|
var current = diff.current;
|
|
var stackedOnCurrent = diff.stackedOnCurrent;
|
|
var next = diff.next;
|
|
var stackedOnNext = diff.stackedOnNext;
|
|
if (step) {
|
|
// TODO If stacked series is not step
|
|
current = turnPointsIntoStep(diff.current, coordSys, step, connectNulls);
|
|
stackedOnCurrent = turnPointsIntoStep(diff.stackedOnCurrent, coordSys, step, connectNulls);
|
|
next = turnPointsIntoStep(diff.next, coordSys, step, connectNulls);
|
|
stackedOnNext = turnPointsIntoStep(diff.stackedOnNext, coordSys, step, connectNulls);
|
|
}
|
|
// Don't apply animation if diff is large.
|
|
// For better result and avoid memory explosion problems like
|
|
// https://github.com/apache/incubator-echarts/issues/12229
|
|
if (getBoundingDiff(current, next) > 3000 || polygon && getBoundingDiff(stackedOnCurrent, stackedOnNext) > 3000) {
|
|
polyline.stopAnimation();
|
|
polyline.setShape({
|
|
points: next
|
|
});
|
|
if (polygon) {
|
|
polygon.stopAnimation();
|
|
polygon.setShape({
|
|
points: next,
|
|
stackedOnPoints: stackedOnNext
|
|
});
|
|
}
|
|
return;
|
|
}
|
|
polyline.shape.__points = diff.current;
|
|
polyline.shape.points = current;
|
|
var target = {
|
|
shape: {
|
|
points: next
|
|
}
|
|
};
|
|
// Also animate the original points.
|
|
// If points reference is changed when turning into step line.
|
|
if (diff.current !== current) {
|
|
target.shape.__points = diff.next;
|
|
}
|
|
// Stop previous animation.
|
|
polyline.stopAnimation();
|
|
graphic.updateProps(polyline, target, seriesModel);
|
|
if (polygon) {
|
|
polygon.setShape({
|
|
// Reuse the points with polyline.
|
|
points: current,
|
|
stackedOnPoints: stackedOnCurrent
|
|
});
|
|
polygon.stopAnimation();
|
|
graphic.updateProps(polygon, {
|
|
shape: {
|
|
stackedOnPoints: stackedOnNext
|
|
}
|
|
}, seriesModel);
|
|
// If use attr directly in updateProps.
|
|
if (polyline.shape.points !== polygon.shape.points) {
|
|
polygon.shape.points = polyline.shape.points;
|
|
}
|
|
}
|
|
var updatedDataInfo = [];
|
|
var diffStatus = diff.status;
|
|
for (var i = 0; i < diffStatus.length; i++) {
|
|
var cmd = diffStatus[i].cmd;
|
|
if (cmd === '=') {
|
|
var el = data.getItemGraphicEl(diffStatus[i].idx1);
|
|
if (el) {
|
|
updatedDataInfo.push({
|
|
el: el,
|
|
ptIdx: i // Index of points
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
if (polyline.animators && polyline.animators.length) {
|
|
polyline.animators[0].during(function () {
|
|
polygon && polygon.dirtyShape();
|
|
var points = polyline.shape.__points;
|
|
for (var i = 0; i < updatedDataInfo.length; i++) {
|
|
var el = updatedDataInfo[i].el;
|
|
var offset = updatedDataInfo[i].ptIdx * 2;
|
|
el.x = points[offset];
|
|
el.y = points[offset + 1];
|
|
el.markRedraw();
|
|
}
|
|
});
|
|
}
|
|
};
|
|
LineView.prototype.remove = function (ecModel) {
|
|
var group = this.group;
|
|
var oldData = this._data;
|
|
this._lineGroup.removeAll();
|
|
this._symbolDraw.remove(true);
|
|
// Remove temporary created elements when highlighting
|
|
oldData && oldData.eachItemGraphicEl(function (el, idx) {
|
|
if (el.__temp) {
|
|
group.remove(el);
|
|
oldData.setItemGraphicEl(idx, null);
|
|
}
|
|
});
|
|
this._polyline = this._polygon = this._coordSys = this._points = this._stackedOnPoints = this._endLabel = this._data = null;
|
|
};
|
|
LineView.type = 'line';
|
|
return LineView;
|
|
}(ChartView);
|
|
export default LineView; |