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- /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
- /**
- * AUTO-GENERATED FILE. DO NOT MODIFY.
- */
- /*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
- import { retrieve, defaults, extend, each, isObject, isString, isNumber, isFunction, retrieve2, assert, map, retrieve3, filter } from 'zrender/lib/core/util.js';
- import * as graphic from '../../util/graphic.js';
- import { getECData } from '../../util/innerStore.js';
- import { createTextStyle } from '../../label/labelStyle.js';
- import Model from '../../model/Model.js';
- import { isRadianAroundZero, remRadian } from '../../util/number.js';
- import { createSymbol, normalizeSymbolOffset } from '../../util/symbol.js';
- import * as matrixUtil from 'zrender/lib/core/matrix.js';
- import { applyTransform as v2ApplyTransform } from 'zrender/lib/core/vector.js';
- import { isNameLocationCenter, shouldShowAllLabels } from '../../coord/axisHelper.js';
- import { hideOverlap, labelIntersect, computeLabelGeometry2, ensureLabelLayoutWithGeometry, labelLayoutApplyTranslation, setLabelLayoutDirty, newLabelLayoutWithGeometry } from '../../label/labelLayoutHelper.js';
- import { makeInner } from '../../util/model.js';
- import { getAxisBreakHelper } from './axisBreakHelper.js';
- import { AXIS_BREAK_EXPAND_ACTION_TYPE } from './axisAction.js';
- import { getScaleBreakHelper } from '../../scale/break.js';
- import BoundingRect from 'zrender/lib/core/BoundingRect.js';
- import Point from 'zrender/lib/core/Point.js';
- import { copyTransform } from 'zrender/lib/core/Transformable.js';
- import { AxisTickLabelComputingKind, createAxisLabelsComputingContext } from '../../coord/axisTickLabelBuilder.js';
- var PI = Math.PI;
- var DEFAULT_CENTER_NAME_MARGIN_LEVELS = [[1, 2, 1, 2], [5, 3, 5, 3], [8, 3, 8, 3]];
- var DEFAULT_ENDS_NAME_MARGIN_LEVELS = [[0, 1, 0, 1], [0, 3, 0, 3], [0, 3, 0, 3]];
- export var getLabelInner = makeInner();
- var getTickInner = makeInner();
- /**
- * A context shared by difference axisBuilder instances.
- * For cross-axes overlap resolving.
- *
- * Lifecycle constraint: should not over a pass of ec main process.
- * If model is changed, the context must be disposed.
- *
- * @see AxisBuilderLocalContext
- */
- var AxisBuilderSharedContext = /** @class */function () {
- function AxisBuilderSharedContext(resolveAxisNameOverlap) {
- /**
- * [CAUTION] Do not modify this data structure outside this class.
- */
- this.recordMap = {};
- this.resolveAxisNameOverlap = resolveAxisNameOverlap;
- }
- AxisBuilderSharedContext.prototype.ensureRecord = function (axisModel) {
- var dim = axisModel.axis.dim;
- var idx = axisModel.componentIndex;
- var recordMap = this.recordMap;
- var records = recordMap[dim] || (recordMap[dim] = []);
- return records[idx] || (records[idx] = {
- ready: {}
- });
- };
- return AxisBuilderSharedContext;
- }();
- export { AxisBuilderSharedContext };
- ;
- /**
- * [CAUTION]
- * 1. The call of this function must be after axisLabel overlap handlings
- * (such as `hideOverlap`, `fixMinMaxLabelShow`) and after transform calculating.
- * 2. Can be called multiple times and should be idempotent.
- */
- function resetOverlapRecordToShared(cfg, shared, axisModel, labelLayoutList) {
- var axis = axisModel.axis;
- var record = shared.ensureRecord(axisModel);
- var labelInfoList = [];
- var stOccupiedRect;
- var useStOccupiedRect = hasAxisName(cfg.axisName) && isNameLocationCenter(cfg.nameLocation);
- each(labelLayoutList, function (layout) {
- var layoutInfo = ensureLabelLayoutWithGeometry(layout);
- if (!layoutInfo || layoutInfo.label.ignore) {
- return;
- }
- labelInfoList.push(layoutInfo);
- var transGroup = record.transGroup;
- if (useStOccupiedRect) {
- // Transform to "standard axis" for creating stOccupiedRect (the label rects union).
- transGroup.transform ? matrixUtil.invert(_stTransTmp, transGroup.transform) : matrixUtil.identity(_stTransTmp);
- if (layoutInfo.transform) {
- matrixUtil.mul(_stTransTmp, _stTransTmp, layoutInfo.transform);
- }
- BoundingRect.copy(_stLabelRectTmp, layoutInfo.localRect);
- _stLabelRectTmp.applyTransform(_stTransTmp);
- stOccupiedRect ? stOccupiedRect.union(_stLabelRectTmp) : BoundingRect.copy(stOccupiedRect = new BoundingRect(0, 0, 0, 0), _stLabelRectTmp);
- }
- });
- var sortByDim = Math.abs(record.dirVec.x) > 0.1 ? 'x' : 'y';
- var sortByValue = record.transGroup[sortByDim];
- labelInfoList.sort(function (info1, info2) {
- return Math.abs(info1.label[sortByDim] - sortByValue) - Math.abs(info2.label[sortByDim] - sortByValue);
- });
- if (useStOccupiedRect && stOccupiedRect) {
- var extent = axis.getExtent();
- var axisLineX = Math.min(extent[0], extent[1]);
- var axisLineWidth = Math.max(extent[0], extent[1]) - axisLineX;
- // If `nameLocation` is 'middle', enlarge axis labels boundingRect to axisLine to avoid bad
- // case like that axis name is placed in the gap between axis labels and axis line.
- // If only one label exists, the entire band should be occupied for
- // visual consistency, so extent it to [0, canvas width].
- stOccupiedRect.union(new BoundingRect(axisLineX, 0, axisLineWidth, 1));
- }
- record.stOccupiedRect = stOccupiedRect;
- record.labelInfoList = labelInfoList;
- }
- var _stTransTmp = matrixUtil.create();
- var _stLabelRectTmp = new BoundingRect(0, 0, 0, 0);
- /**
- * The default resolver does not involve other axes within the same coordinate system.
- */
- export var resolveAxisNameOverlapDefault = function (cfg, ctx, axisModel, nameLayoutInfo, nameMoveDirVec, thisRecord) {
- if (isNameLocationCenter(cfg.nameLocation)) {
- var stOccupiedRect = thisRecord.stOccupiedRect;
- if (stOccupiedRect) {
- moveIfOverlap(computeLabelGeometry2({}, stOccupiedRect, thisRecord.transGroup.transform), nameLayoutInfo, nameMoveDirVec);
- }
- } else {
- moveIfOverlapByLinearLabels(thisRecord.labelInfoList, thisRecord.dirVec, nameLayoutInfo, nameMoveDirVec);
- }
- };
- // [NOTICE] not consider ignore.
- function moveIfOverlap(basedLayoutInfo, movableLayoutInfo, moveDirVec) {
- var mtv = new Point();
- if (labelIntersect(basedLayoutInfo, movableLayoutInfo, mtv, {
- direction: Math.atan2(moveDirVec.y, moveDirVec.x),
- bidirectional: false,
- touchThreshold: 0.05
- })) {
- labelLayoutApplyTranslation(movableLayoutInfo, mtv);
- }
- }
- export function moveIfOverlapByLinearLabels(baseLayoutInfoList, baseDirVec, movableLayoutInfo, moveDirVec) {
- // Detect and move from far to close.
- var sameDir = Point.dot(moveDirVec, baseDirVec) >= 0;
- for (var idx = 0, len = baseLayoutInfoList.length; idx < len; idx++) {
- var labelInfo = baseLayoutInfoList[sameDir ? idx : len - 1 - idx];
- if (!labelInfo.label.ignore) {
- moveIfOverlap(labelInfo, movableLayoutInfo, moveDirVec);
- }
- }
- }
- /**
- * @caution
- * - Ensure it is called after the data processing stage finished.
- * - It might be called before `CahrtView#render`, sush as called at `CoordinateSystem#update`,
- * thus ensure the result the same whenever it is called.
- *
- * A builder for a straight-line axis.
- *
- * A final axis is translated and rotated from a "standard axis".
- * So opt.position and opt.rotation is required.
- *
- * A "standard axis" is the axis [0,0]-->[abs(axisExtent[1]-axisExtent[0]),0]
- * for example: [0,0]-->[50,0]
- */
- var AxisBuilder = /** @class */function () {
- /**
- * [CAUTION]: axisModel.axis.extent/scale must be ready to use.
- */
- function AxisBuilder(axisModel, api, opt, shared) {
- this.group = new graphic.Group();
- this._axisModel = axisModel;
- this._api = api;
- this._local = {};
- this._shared = shared || new AxisBuilderSharedContext(resolveAxisNameOverlapDefault);
- this._resetCfgDetermined(opt);
- }
- /**
- * Regarding axis label related configurations, only the change of label.x/y is supported; other
- * changes are not necessary and not performant. To be specific, only `axis.position`
- * (and consequently `labelOffset`) and `axis.extent` can be changed, and assume everything in
- * `axisModel` are not changed.
- * Axis line related configurations can be changed since this method can only be called
- * before they are created.
- */
- AxisBuilder.prototype.updateCfg = function (opt) {
- if (process.env.NODE_ENV !== 'production') {
- var ready = this._shared.ensureRecord(this._axisModel).ready;
- // After that, changing cfg is not supported; avoid unnecessary complexity.
- assert(!ready.axisLine && !ready.axisTickLabelDetermine);
- // Have to be called again if cfg changed.
- ready.axisName = ready.axisTickLabelEstimate = false;
- }
- var raw = this._cfg.raw;
- raw.position = opt.position;
- raw.labelOffset = opt.labelOffset;
- this._resetCfgDetermined(raw);
- };
- /**
- * [CAUTION] For debug usage. Never change it outside!
- */
- AxisBuilder.prototype.__getRawCfg = function () {
- return this._cfg.raw;
- };
- AxisBuilder.prototype._resetCfgDetermined = function (raw) {
- var axisModel = this._axisModel;
- // FIXME:
- // Currently there is no uniformed way to set default values if an option
- // is specified null/undefined by user (intentionally or unintentionally),
- // e.g. null/undefined is not a illegal value for `nameLocation`.
- // Try to use `getDefaultOption` to address it. But radar has no `getDefaultOption`.
- var axisModelDefaultOption = axisModel.getDefaultOption ? axisModel.getDefaultOption() : {};
- // Default value
- var axisName = retrieve2(raw.axisName, axisModel.get('name'));
- var nameMoveOverlapOption = axisModel.get('nameMoveOverlap');
- if (nameMoveOverlapOption == null || nameMoveOverlapOption === 'auto') {
- nameMoveOverlapOption = retrieve2(raw.defaultNameMoveOverlap, true);
- }
- var cfg = {
- raw: raw,
- position: raw.position,
- rotation: raw.rotation,
- nameDirection: retrieve2(raw.nameDirection, 1),
- tickDirection: retrieve2(raw.tickDirection, 1),
- labelDirection: retrieve2(raw.labelDirection, 1),
- labelOffset: retrieve2(raw.labelOffset, 0),
- silent: retrieve2(raw.silent, true),
- axisName: axisName,
- nameLocation: retrieve3(axisModel.get('nameLocation'), axisModelDefaultOption.nameLocation, 'end'),
- shouldNameMoveOverlap: hasAxisName(axisName) && nameMoveOverlapOption,
- optionHideOverlap: axisModel.get(['axisLabel', 'hideOverlap']),
- showMinorTicks: axisModel.get(['minorTick', 'show'])
- };
- if (process.env.NODE_ENV !== 'production') {
- assert(cfg.position != null);
- assert(cfg.rotation != null);
- }
- this._cfg = cfg;
- // FIXME Not use a separate text group?
- var transformGroup = new graphic.Group({
- x: cfg.position[0],
- y: cfg.position[1],
- rotation: cfg.rotation
- });
- transformGroup.updateTransform();
- this._transformGroup = transformGroup;
- var record = this._shared.ensureRecord(axisModel);
- record.transGroup = this._transformGroup;
- record.dirVec = new Point(Math.cos(-cfg.rotation), Math.sin(-cfg.rotation));
- };
- AxisBuilder.prototype.build = function (axisPartNameMap, extraParams) {
- var _this = this;
- if (!axisPartNameMap) {
- axisPartNameMap = {
- axisLine: true,
- axisTickLabelEstimate: false,
- axisTickLabelDetermine: true,
- axisName: true
- };
- }
- each(AXIS_BUILDER_AXIS_PART_NAMES, function (partName) {
- if (axisPartNameMap[partName]) {
- builders[partName](_this._cfg, _this._local, _this._shared, _this._axisModel, _this.group, _this._transformGroup, _this._api, extraParams || {});
- }
- });
- return this;
- };
- /**
- * Currently only get text align/verticalAlign by rotation.
- * NO `position` is involved, otherwise it have to be performed for each `updateAxisLabelChangableProps`.
- */
- AxisBuilder.innerTextLayout = function (axisRotation, textRotation, direction) {
- var rotationDiff = remRadian(textRotation - axisRotation);
- var textAlign;
- var textVerticalAlign;
- if (isRadianAroundZero(rotationDiff)) {
- // Label is parallel with axis line.
- textVerticalAlign = direction > 0 ? 'top' : 'bottom';
- textAlign = 'center';
- } else if (isRadianAroundZero(rotationDiff - PI)) {
- // Label is inverse parallel with axis line.
- textVerticalAlign = direction > 0 ? 'bottom' : 'top';
- textAlign = 'center';
- } else {
- textVerticalAlign = 'middle';
- if (rotationDiff > 0 && rotationDiff < PI) {
- textAlign = direction > 0 ? 'right' : 'left';
- } else {
- textAlign = direction > 0 ? 'left' : 'right';
- }
- }
- return {
- rotation: rotationDiff,
- textAlign: textAlign,
- textVerticalAlign: textVerticalAlign
- };
- };
- AxisBuilder.makeAxisEventDataBase = function (axisModel) {
- var eventData = {
- componentType: axisModel.mainType,
- componentIndex: axisModel.componentIndex
- };
- eventData[axisModel.mainType + 'Index'] = axisModel.componentIndex;
- return eventData;
- };
- AxisBuilder.isLabelSilent = function (axisModel) {
- var tooltipOpt = axisModel.get('tooltip');
- return axisModel.get('silent')
- // Consider mouse cursor, add these restrictions.
- || !(axisModel.get('triggerEvent') || tooltipOpt && tooltipOpt.show);
- };
- return AxisBuilder;
- }();
- ;
- // Sorted by dependency order.
- var AXIS_BUILDER_AXIS_PART_NAMES = ['axisLine', 'axisTickLabelEstimate', 'axisTickLabelDetermine', 'axisName'];
- var builders = {
- axisLine: function (cfg, local, shared, axisModel, group, transformGroup, api) {
- if (process.env.NODE_ENV !== 'production') {
- var ready = shared.ensureRecord(axisModel).ready;
- assert(!ready.axisLine);
- ready.axisLine = true;
- }
- var shown = axisModel.get(['axisLine', 'show']);
- if (shown === 'auto') {
- shown = true;
- if (cfg.raw.axisLineAutoShow != null) {
- shown = !!cfg.raw.axisLineAutoShow;
- }
- }
- if (!shown) {
- return;
- }
- var extent = axisModel.axis.getExtent();
- var matrix = transformGroup.transform;
- var pt1 = [extent[0], 0];
- var pt2 = [extent[1], 0];
- var inverse = pt1[0] > pt2[0];
- if (matrix) {
- v2ApplyTransform(pt1, pt1, matrix);
- v2ApplyTransform(pt2, pt2, matrix);
- }
- var lineStyle = extend({
- lineCap: 'round'
- }, axisModel.getModel(['axisLine', 'lineStyle']).getLineStyle());
- var pathBaseProp = {
- strokeContainThreshold: cfg.raw.strokeContainThreshold || 5,
- silent: true,
- z2: 1,
- style: lineStyle
- };
- if (axisModel.get(['axisLine', 'breakLine']) && axisModel.axis.scale.hasBreaks()) {
- getAxisBreakHelper().buildAxisBreakLine(axisModel, group, transformGroup, pathBaseProp);
- } else {
- var line = new graphic.Line(extend({
- shape: {
- x1: pt1[0],
- y1: pt1[1],
- x2: pt2[0],
- y2: pt2[1]
- }
- }, pathBaseProp));
- graphic.subPixelOptimizeLine(line.shape, line.style.lineWidth);
- line.anid = 'line';
- group.add(line);
- }
- var arrows = axisModel.get(['axisLine', 'symbol']);
- if (arrows != null) {
- var arrowSize = axisModel.get(['axisLine', 'symbolSize']);
- if (isString(arrows)) {
- // Use the same arrow for start and end point
- arrows = [arrows, arrows];
- }
- if (isString(arrowSize) || isNumber(arrowSize)) {
- // Use the same size for width and height
- arrowSize = [arrowSize, arrowSize];
- }
- var arrowOffset = normalizeSymbolOffset(axisModel.get(['axisLine', 'symbolOffset']) || 0, arrowSize);
- var symbolWidth_1 = arrowSize[0];
- var symbolHeight_1 = arrowSize[1];
- each([{
- rotate: cfg.rotation + Math.PI / 2,
- offset: arrowOffset[0],
- r: 0
- }, {
- rotate: cfg.rotation - Math.PI / 2,
- offset: arrowOffset[1],
- r: Math.sqrt((pt1[0] - pt2[0]) * (pt1[0] - pt2[0]) + (pt1[1] - pt2[1]) * (pt1[1] - pt2[1]))
- }], function (point, index) {
- if (arrows[index] !== 'none' && arrows[index] != null) {
- var symbol = createSymbol(arrows[index], -symbolWidth_1 / 2, -symbolHeight_1 / 2, symbolWidth_1, symbolHeight_1, lineStyle.stroke, true);
- // Calculate arrow position with offset
- var r = point.r + point.offset;
- var pt = inverse ? pt2 : pt1;
- symbol.attr({
- rotation: point.rotate,
- x: pt[0] + r * Math.cos(cfg.rotation),
- y: pt[1] - r * Math.sin(cfg.rotation),
- silent: true,
- z2: 11
- });
- group.add(symbol);
- }
- });
- }
- },
- /**
- * [CAUTION] This method can be called multiple times, following the change due to `resetCfg` called
- * in size measurement. Thus this method should be idempotent, and should be performant.
- */
- axisTickLabelEstimate: function (cfg, local, shared, axisModel, group, transformGroup, api, extraParams) {
- if (process.env.NODE_ENV !== 'production') {
- var ready = shared.ensureRecord(axisModel).ready;
- assert(!ready.axisTickLabelDetermine);
- ready.axisTickLabelEstimate = true;
- }
- var needCallLayout = dealLastTickLabelResultReusable(local, group, extraParams);
- if (needCallLayout) {
- layOutAxisTickLabel(cfg, local, shared, axisModel, group, transformGroup, api, AxisTickLabelComputingKind.estimate);
- }
- },
- /**
- * Finish axis tick label build.
- * Can be only called once.
- */
- axisTickLabelDetermine: function (cfg, local, shared, axisModel, group, transformGroup, api, extraParams) {
- if (process.env.NODE_ENV !== 'production') {
- var ready = shared.ensureRecord(axisModel).ready;
- ready.axisTickLabelDetermine = true;
- }
- var needCallLayout = dealLastTickLabelResultReusable(local, group, extraParams);
- if (needCallLayout) {
- layOutAxisTickLabel(cfg, local, shared, axisModel, group, transformGroup, api, AxisTickLabelComputingKind.determine);
- }
- var ticksEls = buildAxisMajorTicks(cfg, group, transformGroup, axisModel);
- syncLabelIgnoreToMajorTicks(cfg, local.labelLayoutList, ticksEls);
- buildAxisMinorTicks(cfg, group, transformGroup, axisModel, cfg.tickDirection);
- },
- /**
- * [CAUTION] This method can be called multiple times, following the change due to `resetCfg` called
- * in size measurement. Thus this method should be idempotent, and should be performant.
- */
- axisName: function (cfg, local, shared, axisModel, group, transformGroup, api, extraParams) {
- var sharedRecord = shared.ensureRecord(axisModel);
- if (process.env.NODE_ENV !== 'production') {
- var ready = sharedRecord.ready;
- assert(ready.axisTickLabelEstimate || ready.axisTickLabelDetermine);
- ready.axisName = true;
- }
- // Remove the existing name result created in estimation phase.
- if (local.nameEl) {
- group.remove(local.nameEl);
- local.nameEl = sharedRecord.nameLayout = sharedRecord.nameLocation = null;
- }
- var name = cfg.axisName;
- if (!hasAxisName(name)) {
- return;
- }
- var nameLocation = cfg.nameLocation;
- var nameDirection = cfg.nameDirection;
- var textStyleModel = axisModel.getModel('nameTextStyle');
- var gap = axisModel.get('nameGap') || 0;
- var extent = axisModel.axis.getExtent();
- var gapStartEndSignal = axisModel.axis.inverse ? -1 : 1;
- var pos = new Point(0, 0);
- var nameMoveDirVec = new Point(0, 0);
- if (nameLocation === 'start') {
- pos.x = extent[0] - gapStartEndSignal * gap;
- nameMoveDirVec.x = -gapStartEndSignal;
- } else if (nameLocation === 'end') {
- pos.x = extent[1] + gapStartEndSignal * gap;
- nameMoveDirVec.x = gapStartEndSignal;
- } else {
- // 'middle' or 'center'
- pos.x = (extent[0] + extent[1]) / 2;
- pos.y = cfg.labelOffset + nameDirection * gap;
- nameMoveDirVec.y = nameDirection;
- }
- var mt = matrixUtil.create();
- nameMoveDirVec.transform(matrixUtil.rotate(mt, mt, cfg.rotation));
- var nameRotation = axisModel.get('nameRotate');
- if (nameRotation != null) {
- nameRotation = nameRotation * PI / 180; // To radian.
- }
- var labelLayout;
- var axisNameAvailableWidth;
- if (isNameLocationCenter(nameLocation)) {
- labelLayout = AxisBuilder.innerTextLayout(cfg.rotation, nameRotation != null ? nameRotation : cfg.rotation,
- // Adapt to axis.
- nameDirection);
- } else {
- labelLayout = endTextLayout(cfg.rotation, nameLocation, nameRotation || 0, extent);
- axisNameAvailableWidth = cfg.raw.axisNameAvailableWidth;
- if (axisNameAvailableWidth != null) {
- axisNameAvailableWidth = Math.abs(axisNameAvailableWidth / Math.sin(labelLayout.rotation));
- !isFinite(axisNameAvailableWidth) && (axisNameAvailableWidth = null);
- }
- }
- var textFont = textStyleModel.getFont();
- var truncateOpt = axisModel.get('nameTruncate', true) || {};
- var ellipsis = truncateOpt.ellipsis;
- var maxWidth = retrieve(cfg.raw.nameTruncateMaxWidth, truncateOpt.maxWidth, axisNameAvailableWidth);
- var nameMarginLevel = extraParams.nameMarginLevel || 0;
- var textEl = new graphic.Text({
- x: pos.x,
- y: pos.y,
- rotation: labelLayout.rotation,
- silent: AxisBuilder.isLabelSilent(axisModel),
- style: createTextStyle(textStyleModel, {
- text: name,
- font: textFont,
- overflow: 'truncate',
- width: maxWidth,
- ellipsis: ellipsis,
- fill: textStyleModel.getTextColor() || axisModel.get(['axisLine', 'lineStyle', 'color']),
- align: textStyleModel.get('align') || labelLayout.textAlign,
- verticalAlign: textStyleModel.get('verticalAlign') || labelLayout.textVerticalAlign
- }),
- z2: 1
- });
- graphic.setTooltipConfig({
- el: textEl,
- componentModel: axisModel,
- itemName: name
- });
- textEl.__fullText = name;
- // Id for animation
- textEl.anid = 'name';
- if (axisModel.get('triggerEvent')) {
- var eventData = AxisBuilder.makeAxisEventDataBase(axisModel);
- eventData.targetType = 'axisName';
- eventData.name = name;
- getECData(textEl).eventData = eventData;
- }
- transformGroup.add(textEl);
- textEl.updateTransform();
- local.nameEl = textEl;
- var nameLayout = sharedRecord.nameLayout = ensureLabelLayoutWithGeometry({
- label: textEl,
- priority: textEl.z2,
- defaultAttr: {
- ignore: textEl.ignore
- },
- marginDefault: isNameLocationCenter(nameLocation)
- // Make axis name visually far from axis labels.
- // (but not too aggressive, consider multiple small charts)
- ? DEFAULT_CENTER_NAME_MARGIN_LEVELS[nameMarginLevel]
- // top/button margin is set to `0` to inserted the xAxis name into the indention
- // above the axis labels to save space. (see example below.)
- : DEFAULT_ENDS_NAME_MARGIN_LEVELS[nameMarginLevel]
- });
- sharedRecord.nameLocation = nameLocation;
- group.add(textEl);
- textEl.decomposeTransform();
- if (cfg.shouldNameMoveOverlap && nameLayout) {
- var record = shared.ensureRecord(axisModel);
- if (process.env.NODE_ENV !== 'production') {
- assert(record.labelInfoList);
- }
- shared.resolveAxisNameOverlap(cfg, shared, axisModel, nameLayout, nameMoveDirVec, record);
- }
- }
- };
- function layOutAxisTickLabel(cfg, local, shared, axisModel, group, transformGroup, api, kind) {
- if (!axisLabelBuildResultExists(local)) {
- buildAxisLabel(cfg, local, group, kind, axisModel, api);
- }
- var labelLayoutList = local.labelLayoutList;
- updateAxisLabelChangableProps(cfg, axisModel, labelLayoutList, transformGroup);
- adjustBreakLabels(axisModel, cfg.rotation, labelLayoutList);
- var optionHideOverlap = cfg.optionHideOverlap;
- fixMinMaxLabelShow(axisModel, labelLayoutList, optionHideOverlap);
- if (optionHideOverlap) {
- // This bit fixes the label overlap issue for the time chart.
- // See https://github.com/apache/echarts/issues/14266 for more.
- hideOverlap(
- // Filter the already ignored labels by the previous overlap resolving methods.
- filter(labelLayoutList, function (layout) {
- return layout && !layout.label.ignore;
- }));
- }
- // Always call it even this axis has no name, since it serves in overlapping detection
- // and grid outerBounds on other axis.
- resetOverlapRecordToShared(cfg, shared, axisModel, labelLayoutList);
- }
- ;
- function endTextLayout(rotation, textPosition, textRotate, extent) {
- var rotationDiff = remRadian(textRotate - rotation);
- var textAlign;
- var textVerticalAlign;
- var inverse = extent[0] > extent[1];
- var onLeft = textPosition === 'start' && !inverse || textPosition !== 'start' && inverse;
- if (isRadianAroundZero(rotationDiff - PI / 2)) {
- textVerticalAlign = onLeft ? 'bottom' : 'top';
- textAlign = 'center';
- } else if (isRadianAroundZero(rotationDiff - PI * 1.5)) {
- textVerticalAlign = onLeft ? 'top' : 'bottom';
- textAlign = 'center';
- } else {
- textVerticalAlign = 'middle';
- if (rotationDiff < PI * 1.5 && rotationDiff > PI / 2) {
- textAlign = onLeft ? 'left' : 'right';
- } else {
- textAlign = onLeft ? 'right' : 'left';
- }
- }
- return {
- rotation: rotationDiff,
- textAlign: textAlign,
- textVerticalAlign: textVerticalAlign
- };
- }
- /**
- * Assume `labelLayoutList` has no `label.ignore: true`.
- * Assume `labelLayoutList` have been sorted by value ascending order.
- */
- function fixMinMaxLabelShow(axisModel, labelLayoutList, optionHideOverlap) {
- if (shouldShowAllLabels(axisModel.axis)) {
- return;
- }
- // FIXME
- // Have not consider onBand yet, where tick els is more than label els.
- // Assert no ignore in labels.
- function deal(showMinMaxLabel, outmostLabelIdx, innerLabelIdx) {
- var outmostLabelLayout = ensureLabelLayoutWithGeometry(labelLayoutList[outmostLabelIdx]);
- var innerLabelLayout = ensureLabelLayoutWithGeometry(labelLayoutList[innerLabelIdx]);
- if (!outmostLabelLayout || !innerLabelLayout) {
- return;
- }
- if (showMinMaxLabel === false || outmostLabelLayout.suggestIgnore) {
- ignoreEl(outmostLabelLayout.label);
- return;
- }
- if (innerLabelLayout.suggestIgnore) {
- ignoreEl(innerLabelLayout.label);
- return;
- }
- // PENDING: Originally we thought `optionHideOverlap === false` means do not hide anything,
- // since currently the bounding rect of text might not accurate enough and might slightly bigger,
- // which causes false positive. But `optionHideOverlap: null/undfined` is falsy and likely
- // be treated as false.
- // In most fonts the glyph does not reach the boundary of the bounding rect.
- // This is needed to avoid too aggressive to hide two elements that meet at the edge
- // due to compact layout by the same bounding rect or OBB.
- var touchThreshold = 0.1;
- // This treatment is for backward compatibility. And `!optionHideOverlap` implies that
- // the user accepts the visual touch between adjacent labels, thus "hide min/max label"
- // should be conservative, since the space might be sufficient in this case.
- if (!optionHideOverlap) {
- var marginForce = [0, 0, 0, 0];
- // Make a copy to apply `ignoreMargin`.
- outmostLabelLayout = newLabelLayoutWithGeometry({
- marginForce: marginForce
- }, outmostLabelLayout);
- innerLabelLayout = newLabelLayoutWithGeometry({
- marginForce: marginForce
- }, innerLabelLayout);
- }
- if (labelIntersect(outmostLabelLayout, innerLabelLayout, null, {
- touchThreshold: touchThreshold
- })) {
- if (showMinMaxLabel) {
- ignoreEl(innerLabelLayout.label);
- } else {
- ignoreEl(outmostLabelLayout.label);
- }
- }
- }
- // If min or max are user set, we need to check
- // If the tick on min(max) are overlap on their neighbour tick
- // If they are overlapped, we need to hide the min(max) tick label
- var showMinLabel = axisModel.get(['axisLabel', 'showMinLabel']);
- var showMaxLabel = axisModel.get(['axisLabel', 'showMaxLabel']);
- var labelsLen = labelLayoutList.length;
- deal(showMinLabel, 0, 1);
- deal(showMaxLabel, labelsLen - 1, labelsLen - 2);
- }
- // PENDING: Is it necessary to display a tick while the corresponding label is ignored?
- function syncLabelIgnoreToMajorTicks(cfg, labelLayoutList, tickEls) {
- if (cfg.showMinorTicks) {
- // It probably unreaasonable to hide major ticks when show minor ticks.
- return;
- }
- each(labelLayoutList, function (labelLayout) {
- if (labelLayout && labelLayout.label.ignore) {
- for (var idx = 0; idx < tickEls.length; idx++) {
- var tickEl = tickEls[idx];
- // Assume small array, linear search is fine for performance.
- // PENDING: measure?
- var tickInner = getTickInner(tickEl);
- var labelInner = getLabelInner(labelLayout.label);
- if (tickInner.tickValue != null && !tickInner.onBand && tickInner.tickValue === labelInner.tickValue) {
- ignoreEl(tickEl);
- return;
- }
- }
- }
- });
- }
- function ignoreEl(el) {
- el && (el.ignore = true);
- }
- function createTicks(ticksCoords, tickTransform, tickEndCoord, tickLineStyle, anidPrefix) {
- var tickEls = [];
- var pt1 = [];
- var pt2 = [];
- for (var i = 0; i < ticksCoords.length; i++) {
- var tickCoord = ticksCoords[i].coord;
- pt1[0] = tickCoord;
- pt1[1] = 0;
- pt2[0] = tickCoord;
- pt2[1] = tickEndCoord;
- if (tickTransform) {
- v2ApplyTransform(pt1, pt1, tickTransform);
- v2ApplyTransform(pt2, pt2, tickTransform);
- }
- // Tick line, Not use group transform to have better line draw
- var tickEl = new graphic.Line({
- shape: {
- x1: pt1[0],
- y1: pt1[1],
- x2: pt2[0],
- y2: pt2[1]
- },
- style: tickLineStyle,
- z2: 2,
- autoBatch: true,
- silent: true
- });
- graphic.subPixelOptimizeLine(tickEl.shape, tickEl.style.lineWidth);
- tickEl.anid = anidPrefix + '_' + ticksCoords[i].tickValue;
- tickEls.push(tickEl);
- var inner = getTickInner(tickEl);
- inner.onBand = !!ticksCoords[i].onBand;
- inner.tickValue = ticksCoords[i].tickValue;
- }
- return tickEls;
- }
- function buildAxisMajorTicks(cfg, group, transformGroup, axisModel) {
- var axis = axisModel.axis;
- var tickModel = axisModel.getModel('axisTick');
- var shown = tickModel.get('show');
- if (shown === 'auto') {
- shown = true;
- if (cfg.raw.axisTickAutoShow != null) {
- shown = !!cfg.raw.axisTickAutoShow;
- }
- }
- if (!shown || axis.scale.isBlank()) {
- return [];
- }
- var lineStyleModel = tickModel.getModel('lineStyle');
- var tickEndCoord = cfg.tickDirection * tickModel.get('length');
- var ticksCoords = axis.getTicksCoords();
- var ticksEls = createTicks(ticksCoords, transformGroup.transform, tickEndCoord, defaults(lineStyleModel.getLineStyle(), {
- stroke: axisModel.get(['axisLine', 'lineStyle', 'color'])
- }), 'ticks');
- for (var i = 0; i < ticksEls.length; i++) {
- group.add(ticksEls[i]);
- }
- return ticksEls;
- }
- function buildAxisMinorTicks(cfg, group, transformGroup, axisModel, tickDirection) {
- var axis = axisModel.axis;
- var minorTickModel = axisModel.getModel('minorTick');
- if (!cfg.showMinorTicks || axis.scale.isBlank()) {
- return;
- }
- var minorTicksCoords = axis.getMinorTicksCoords();
- if (!minorTicksCoords.length) {
- return;
- }
- var lineStyleModel = minorTickModel.getModel('lineStyle');
- var tickEndCoord = tickDirection * minorTickModel.get('length');
- var minorTickLineStyle = defaults(lineStyleModel.getLineStyle(), defaults(axisModel.getModel('axisTick').getLineStyle(), {
- stroke: axisModel.get(['axisLine', 'lineStyle', 'color'])
- }));
- for (var i = 0; i < minorTicksCoords.length; i++) {
- var minorTicksEls = createTicks(minorTicksCoords[i], transformGroup.transform, tickEndCoord, minorTickLineStyle, 'minorticks_' + i);
- for (var k = 0; k < minorTicksEls.length; k++) {
- group.add(minorTicksEls[k]);
- }
- }
- }
- // Return whether need to call `layOutAxisTickLabel` again.
- function dealLastTickLabelResultReusable(local, group, extraParams) {
- if (axisLabelBuildResultExists(local)) {
- var axisLabelsCreationContext = local.axisLabelsCreationContext;
- if (process.env.NODE_ENV !== 'production') {
- assert(local.labelGroup && axisLabelsCreationContext);
- }
- var noPxChangeTryDetermine = axisLabelsCreationContext.out.noPxChangeTryDetermine;
- if (extraParams.noPxChange) {
- var canDetermine = true;
- for (var idx = 0; idx < noPxChangeTryDetermine.length; idx++) {
- canDetermine = canDetermine && noPxChangeTryDetermine[idx]();
- }
- if (canDetermine) {
- return false;
- }
- }
- if (noPxChangeTryDetermine.length) {
- // Remove the result of `buildAxisLabel`
- group.remove(local.labelGroup);
- axisLabelBuildResultSet(local, null, null, null);
- }
- }
- return true;
- }
- function buildAxisLabel(cfg, local, group, kind, axisModel, api) {
- var axis = axisModel.axis;
- var show = retrieve(cfg.raw.axisLabelShow, axisModel.get(['axisLabel', 'show']));
- var labelGroup = new graphic.Group();
- group.add(labelGroup);
- var axisLabelCreationCtx = createAxisLabelsComputingContext(kind);
- if (!show || axis.scale.isBlank()) {
- axisLabelBuildResultSet(local, [], labelGroup, axisLabelCreationCtx);
- return;
- }
- var labelModel = axisModel.getModel('axisLabel');
- var labels = axis.getViewLabels(axisLabelCreationCtx);
- // Special label rotate.
- var labelRotation = (retrieve(cfg.raw.labelRotate, labelModel.get('rotate')) || 0) * PI / 180;
- var labelLayout = AxisBuilder.innerTextLayout(cfg.rotation, labelRotation, cfg.labelDirection);
- var rawCategoryData = axisModel.getCategories && axisModel.getCategories(true);
- var labelEls = [];
- var triggerEvent = axisModel.get('triggerEvent');
- var z2Min = Infinity;
- var z2Max = -Infinity;
- each(labels, function (labelItem, index) {
- var _a;
- var tickValue = axis.scale.type === 'ordinal' ? axis.scale.getRawOrdinalNumber(labelItem.tickValue) : labelItem.tickValue;
- var formattedLabel = labelItem.formattedLabel;
- var rawLabel = labelItem.rawLabel;
- var itemLabelModel = labelModel;
- if (rawCategoryData && rawCategoryData[tickValue]) {
- var rawCategoryItem = rawCategoryData[tickValue];
- if (isObject(rawCategoryItem) && rawCategoryItem.textStyle) {
- itemLabelModel = new Model(rawCategoryItem.textStyle, labelModel, axisModel.ecModel);
- }
- }
- var textColor = itemLabelModel.getTextColor() || axisModel.get(['axisLine', 'lineStyle', 'color']);
- var align = itemLabelModel.getShallow('align', true) || labelLayout.textAlign;
- var alignMin = retrieve2(itemLabelModel.getShallow('alignMinLabel', true), align);
- var alignMax = retrieve2(itemLabelModel.getShallow('alignMaxLabel', true), align);
- var verticalAlign = itemLabelModel.getShallow('verticalAlign', true) || itemLabelModel.getShallow('baseline', true) || labelLayout.textVerticalAlign;
- var verticalAlignMin = retrieve2(itemLabelModel.getShallow('verticalAlignMinLabel', true), verticalAlign);
- var verticalAlignMax = retrieve2(itemLabelModel.getShallow('verticalAlignMaxLabel', true), verticalAlign);
- var z2 = 10 + (((_a = labelItem.time) === null || _a === void 0 ? void 0 : _a.level) || 0);
- z2Min = Math.min(z2Min, z2);
- z2Max = Math.max(z2Max, z2);
- var textEl = new graphic.Text({
- // --- transform props start ---
- // All of the transform props MUST not be set here, but should be set in
- // `updateAxisLabelChangableProps`, because they may change in estimation,
- // and need to calculate based on global coord sys by `decomposeTransform`.
- x: 0,
- y: 0,
- rotation: 0,
- // --- transform props end ---
- silent: AxisBuilder.isLabelSilent(axisModel),
- z2: z2,
- style: createTextStyle(itemLabelModel, {
- text: formattedLabel,
- align: index === 0 ? alignMin : index === labels.length - 1 ? alignMax : align,
- verticalAlign: index === 0 ? verticalAlignMin : index === labels.length - 1 ? verticalAlignMax : verticalAlign,
- fill: isFunction(textColor) ? textColor(
- // (1) In category axis with data zoom, tick is not the original
- // index of axis.data. So tick should not be exposed to user
- // in category axis.
- // (2) Compatible with previous version, which always use formatted label as
- // input. But in interval scale the formatted label is like '223,445', which
- // maked user replace ','. So we modify it to return original val but remain
- // it as 'string' to avoid error in replacing.
- axis.type === 'category' ? rawLabel : axis.type === 'value' ? tickValue + '' : tickValue, index) : textColor
- })
- });
- textEl.anid = 'label_' + tickValue;
- var inner = getLabelInner(textEl);
- inner["break"] = labelItem["break"];
- inner.tickValue = tickValue;
- inner.layoutRotation = labelLayout.rotation;
- graphic.setTooltipConfig({
- el: textEl,
- componentModel: axisModel,
- itemName: formattedLabel,
- formatterParamsExtra: {
- isTruncated: function () {
- return textEl.isTruncated;
- },
- value: rawLabel,
- tickIndex: index
- }
- });
- // Pack data for mouse event
- if (triggerEvent) {
- var eventData = AxisBuilder.makeAxisEventDataBase(axisModel);
- eventData.targetType = 'axisLabel';
- eventData.value = rawLabel;
- eventData.tickIndex = index;
- if (labelItem["break"]) {
- eventData["break"] = {
- // type: labelItem.break.type,
- start: labelItem["break"].parsedBreak.vmin,
- end: labelItem["break"].parsedBreak.vmax
- };
- }
- if (axis.type === 'category') {
- eventData.dataIndex = tickValue;
- }
- getECData(textEl).eventData = eventData;
- if (labelItem["break"]) {
- addBreakEventHandler(axisModel, api, textEl, labelItem["break"]);
- }
- }
- labelEls.push(textEl);
- labelGroup.add(textEl);
- });
- var labelLayoutList = map(labelEls, function (label) {
- return {
- label: label,
- priority: getLabelInner(label)["break"] ? label.z2 + (z2Max - z2Min + 1) // Make break labels be highest priority.
- : label.z2,
- defaultAttr: {
- ignore: label.ignore
- }
- };
- });
- axisLabelBuildResultSet(local, labelLayoutList, labelGroup, axisLabelCreationCtx);
- }
- // Indicate that `layOutAxisTickLabel` has been called.
- function axisLabelBuildResultExists(local) {
- return !!local.labelLayoutList;
- }
- function axisLabelBuildResultSet(local, labelLayoutList, labelGroup, axisLabelsCreationContext) {
- // Ensure the same lifetime.
- local.labelLayoutList = labelLayoutList;
- local.labelGroup = labelGroup;
- local.axisLabelsCreationContext = axisLabelsCreationContext;
- }
- function updateAxisLabelChangableProps(cfg, axisModel, labelLayoutList, transformGroup) {
- var labelMargin = axisModel.get(['axisLabel', 'margin']);
- each(labelLayoutList, function (layout, idx) {
- var geometry = ensureLabelLayoutWithGeometry(layout);
- if (!geometry) {
- return;
- }
- var labelEl = geometry.label;
- var inner = getLabelInner(labelEl);
- // See the comment in `suggestIgnore`.
- geometry.suggestIgnore = labelEl.ignore;
- // Currently no `ignore:true` is set in `buildAxisLabel`
- // But `ignore:true` may be set subsequently for overlap handling, thus reset it here.
- labelEl.ignore = false;
- copyTransform(_tmpLayoutEl, _tmpLayoutElReset);
- _tmpLayoutEl.x = axisModel.axis.dataToCoord(inner.tickValue);
- _tmpLayoutEl.y = cfg.labelOffset + cfg.labelDirection * labelMargin;
- _tmpLayoutEl.rotation = inner.layoutRotation;
- transformGroup.add(_tmpLayoutEl);
- _tmpLayoutEl.updateTransform();
- transformGroup.remove(_tmpLayoutEl);
- _tmpLayoutEl.decomposeTransform();
- copyTransform(labelEl, _tmpLayoutEl);
- labelEl.markRedraw();
- setLabelLayoutDirty(geometry, true);
- ensureLabelLayoutWithGeometry(geometry);
- });
- }
- var _tmpLayoutEl = new graphic.Rect();
- var _tmpLayoutElReset = new graphic.Rect();
- function hasAxisName(axisName) {
- return !!axisName;
- }
- function addBreakEventHandler(axisModel, api, textEl, visualBreak) {
- textEl.on('click', function (params) {
- var payload = {
- type: AXIS_BREAK_EXPAND_ACTION_TYPE,
- breaks: [{
- start: visualBreak.parsedBreak.breakOption.start,
- end: visualBreak.parsedBreak.breakOption.end
- }]
- };
- payload[axisModel.axis.dim + "AxisIndex"] = axisModel.componentIndex;
- api.dispatchAction(payload);
- });
- }
- function adjustBreakLabels(axisModel, axisRotation, labelLayoutList) {
- var scaleBreakHelper = getScaleBreakHelper();
- if (!scaleBreakHelper) {
- return;
- }
- var breakLabelIndexPairs = scaleBreakHelper.retrieveAxisBreakPairs(labelLayoutList, function (layoutInfo) {
- return layoutInfo && getLabelInner(layoutInfo.label)["break"];
- }, true);
- var moveOverlap = axisModel.get(['breakLabelLayout', 'moveOverlap'], true);
- if (moveOverlap === true || moveOverlap === 'auto') {
- each(breakLabelIndexPairs, function (idxPair) {
- getAxisBreakHelper().adjustBreakLabelPair(axisModel.axis.inverse, axisRotation, [ensureLabelLayoutWithGeometry(labelLayoutList[idxPair[0]]), ensureLabelLayoutWithGeometry(labelLayoutList[idxPair[1]])]);
- });
- }
- }
- export default AxisBuilder;
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