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- import { retrieve, defaults, extend, each, isObject, map, isString, isNumber, isFunction, retrieve2 } 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 { shouldShowAllLabels } from '../../coord/axisHelper.js';
- import { prepareLayoutList, hideOverlap } from '../../label/labelLayoutHelper.js';
- var PI = Math.PI;
- var AxisBuilder = function () {
- function AxisBuilder(axisModel, opt) {
- this.group = new graphic.Group();
- this.opt = opt;
- this.axisModel = axisModel;
-
- defaults(opt, {
- labelOffset: 0,
- nameDirection: 1,
- tickDirection: 1,
- labelDirection: 1,
- silent: true,
- handleAutoShown: function () {
- return true;
- }
- });
-
- var transformGroup = new graphic.Group({
- x: opt.position[0],
- y: opt.position[1],
- rotation: opt.rotation
- });
-
-
- transformGroup.updateTransform();
- this._transformGroup = transformGroup;
- }
- AxisBuilder.prototype.hasBuilder = function (name) {
- return !!builders[name];
- };
- AxisBuilder.prototype.add = function (name) {
- builders[name](this.opt, this.axisModel, this.group, this._transformGroup);
- };
- AxisBuilder.prototype.getGroup = function () {
- return this.group;
- };
- AxisBuilder.innerTextLayout = function (axisRotation, textRotation, direction) {
- var rotationDiff = remRadian(textRotation - axisRotation);
- var textAlign;
- var textVerticalAlign;
- if (isRadianAroundZero(rotationDiff)) {
-
- textVerticalAlign = direction > 0 ? 'top' : 'bottom';
- textAlign = 'center';
- } else if (isRadianAroundZero(rotationDiff - PI)) {
-
- 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')
-
- || !(axisModel.get('triggerEvent') || tooltipOpt && tooltipOpt.show);
- };
- return AxisBuilder;
- }();
- ;
- var builders = {
- axisLine: function (opt, axisModel, group, transformGroup) {
- var shown = axisModel.get(['axisLine', 'show']);
- if (shown === 'auto' && opt.handleAutoShown) {
- shown = opt.handleAutoShown('axisLine');
- }
- 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 line = new graphic.Line({
- shape: {
- x1: pt1[0],
- y1: pt1[1],
- x2: pt2[0],
- y2: pt2[1]
- },
- style: lineStyle,
- strokeContainThreshold: opt.strokeContainThreshold || 5,
- silent: true,
- z2: 1
- });
- 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)) {
-
- arrows = [arrows, arrows];
- }
- if (isString(arrowSize) || isNumber(arrowSize)) {
-
- arrowSize = [arrowSize, arrowSize];
- }
- var arrowOffset = normalizeSymbolOffset(axisModel.get(['axisLine', 'symbolOffset']) || 0, arrowSize);
- var symbolWidth_1 = arrowSize[0];
- var symbolHeight_1 = arrowSize[1];
- each([{
- rotate: opt.rotation + Math.PI / 2,
- offset: arrowOffset[0],
- r: 0
- }, {
- rotate: opt.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);
-
- var r = point.r + point.offset;
- var pt = inverse ? pt2 : pt1;
- symbol.attr({
- rotation: point.rotate,
- x: pt[0] + r * Math.cos(opt.rotation),
- y: pt[1] - r * Math.sin(opt.rotation),
- silent: true,
- z2: 11
- });
- group.add(symbol);
- }
- });
- }
- },
- axisTickLabel: function (opt, axisModel, group, transformGroup) {
- var ticksEls = buildAxisMajorTicks(group, transformGroup, axisModel, opt);
- var labelEls = buildAxisLabel(group, transformGroup, axisModel, opt);
- fixMinMaxLabelShow(axisModel, labelEls, ticksEls);
- buildAxisMinorTicks(group, transformGroup, axisModel, opt.tickDirection);
-
-
- if (axisModel.get(['axisLabel', 'hideOverlap'])) {
- var labelList = prepareLayoutList(map(labelEls, function (label) {
- return {
- label: label,
- priority: label.z2,
- defaultAttr: {
- ignore: label.ignore
- }
- };
- }));
- hideOverlap(labelList);
- }
- },
- axisName: function (opt, axisModel, group, transformGroup) {
- var name = retrieve(opt.axisName, axisModel.get('name'));
- if (!name) {
- return;
- }
- var nameLocation = axisModel.get('nameLocation');
- var nameDirection = opt.nameDirection;
- var textStyleModel = axisModel.getModel('nameTextStyle');
- var gap = axisModel.get('nameGap') || 0;
- var extent = axisModel.axis.getExtent();
- var gapSignal = extent[0] > extent[1] ? -1 : 1;
- var pos = [nameLocation === 'start' ? extent[0] - gapSignal * gap : nameLocation === 'end' ? extent[1] + gapSignal * gap : (extent[0] + extent[1]) / 2,
-
- isNameLocationCenter(nameLocation) ? opt.labelOffset + nameDirection * gap : 0];
- var labelLayout;
- var nameRotation = axisModel.get('nameRotate');
- if (nameRotation != null) {
- nameRotation = nameRotation * PI / 180;
- }
- var axisNameAvailableWidth;
- if (isNameLocationCenter(nameLocation)) {
- labelLayout = AxisBuilder.innerTextLayout(opt.rotation, nameRotation != null ? nameRotation : opt.rotation,
-
- nameDirection);
- } else {
- labelLayout = endTextLayout(opt.rotation, nameLocation, nameRotation || 0, extent);
- axisNameAvailableWidth = opt.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(opt.nameTruncateMaxWidth, truncateOpt.maxWidth, axisNameAvailableWidth);
- var textEl = new graphic.Text({
- x: pos[0],
- y: pos[1],
- 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;
-
- 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();
- group.add(textEl);
- textEl.decomposeTransform();
- }
- };
- 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
- };
- }
- function fixMinMaxLabelShow(axisModel, labelEls, tickEls) {
- if (shouldShowAllLabels(axisModel.axis)) {
- return;
- }
-
-
-
- var showMinLabel = axisModel.get(['axisLabel', 'showMinLabel']);
- var showMaxLabel = axisModel.get(['axisLabel', 'showMaxLabel']);
-
-
- labelEls = labelEls || [];
- tickEls = tickEls || [];
- var firstLabel = labelEls[0];
- var nextLabel = labelEls[1];
- var lastLabel = labelEls[labelEls.length - 1];
- var prevLabel = labelEls[labelEls.length - 2];
- var firstTick = tickEls[0];
- var nextTick = tickEls[1];
- var lastTick = tickEls[tickEls.length - 1];
- var prevTick = tickEls[tickEls.length - 2];
- if (showMinLabel === false) {
- ignoreEl(firstLabel);
- ignoreEl(firstTick);
- } else if (isTwoLabelOverlapped(firstLabel, nextLabel)) {
- if (showMinLabel) {
- ignoreEl(nextLabel);
- ignoreEl(nextTick);
- } else {
- ignoreEl(firstLabel);
- ignoreEl(firstTick);
- }
- }
- if (showMaxLabel === false) {
- ignoreEl(lastLabel);
- ignoreEl(lastTick);
- } else if (isTwoLabelOverlapped(prevLabel, lastLabel)) {
- if (showMaxLabel) {
- ignoreEl(prevLabel);
- ignoreEl(prevTick);
- } else {
- ignoreEl(lastLabel);
- ignoreEl(lastTick);
- }
- }
- }
- function ignoreEl(el) {
- el && (el.ignore = true);
- }
- function isTwoLabelOverlapped(current, next) {
-
- var firstRect = current && current.getBoundingRect().clone();
- var nextRect = next && next.getBoundingRect().clone();
- if (!firstRect || !nextRect) {
- return;
- }
-
-
- var mRotationBack = matrixUtil.identity([]);
- matrixUtil.rotate(mRotationBack, mRotationBack, -current.rotation);
- firstRect.applyTransform(matrixUtil.mul([], mRotationBack, current.getLocalTransform()));
- nextRect.applyTransform(matrixUtil.mul([], mRotationBack, next.getLocalTransform()));
- return firstRect.intersect(nextRect);
- }
- function isNameLocationCenter(nameLocation) {
- return nameLocation === 'middle' || nameLocation === 'center';
- }
- 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);
- }
-
- 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);
- }
- return tickEls;
- }
- function buildAxisMajorTicks(group, transformGroup, axisModel, opt) {
- var axis = axisModel.axis;
- var tickModel = axisModel.getModel('axisTick');
- var shown = tickModel.get('show');
- if (shown === 'auto' && opt.handleAutoShown) {
- shown = opt.handleAutoShown('axisTick');
- }
- if (!shown || axis.scale.isBlank()) {
- return;
- }
- var lineStyleModel = tickModel.getModel('lineStyle');
- var tickEndCoord = opt.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(group, transformGroup, axisModel, tickDirection) {
- var axis = axisModel.axis;
- var minorTickModel = axisModel.getModel('minorTick');
- if (!minorTickModel.get('show') || 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]);
- }
- }
- }
- function buildAxisLabel(group, transformGroup, axisModel, opt) {
- var axis = axisModel.axis;
- var show = retrieve(opt.axisLabelShow, axisModel.get(['axisLabel', 'show']));
- if (!show || axis.scale.isBlank()) {
- return;
- }
- var labelModel = axisModel.getModel('axisLabel');
- var labelMargin = labelModel.get('margin');
- var labels = axis.getViewLabels();
-
- var labelRotation = (retrieve(opt.labelRotate, labelModel.get('rotate')) || 0) * PI / 180;
- var labelLayout = AxisBuilder.innerTextLayout(opt.rotation, labelRotation, opt.labelDirection);
- var rawCategoryData = axisModel.getCategories && axisModel.getCategories(true);
- var labelEls = [];
- var silent = AxisBuilder.isLabelSilent(axisModel);
- var triggerEvent = axisModel.get('triggerEvent');
- each(labels, function (labelItem, index) {
- 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 tickCoord = axis.dataToCoord(tickValue);
- 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 textEl = new graphic.Text({
- x: tickCoord,
- y: opt.labelOffset + opt.labelDirection * labelMargin,
- rotation: labelLayout.rotation,
- silent: silent,
- z2: 10 + (labelItem.level || 0),
- 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(
-
-
-
-
-
-
-
- axis.type === 'category' ? rawLabel : axis.type === 'value' ? tickValue + '' : tickValue, index) : textColor
- })
- });
- textEl.anid = 'label_' + tickValue;
-
- if (triggerEvent) {
- var eventData = AxisBuilder.makeAxisEventDataBase(axisModel);
- eventData.targetType = 'axisLabel';
- eventData.value = rawLabel;
- eventData.tickIndex = index;
- if (axis.type === 'category') {
- eventData.dataIndex = tickValue;
- }
- getECData(textEl).eventData = eventData;
- }
-
- transformGroup.add(textEl);
- textEl.updateTransform();
- labelEls.push(textEl);
- group.add(textEl);
- textEl.decomposeTransform();
- });
- return labelEls;
- }
- export default AxisBuilder;
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