project/node_modules/echarts/lib/component/tooltip/TooltipHTMLContent.js

398 lines
16 KiB
JavaScript

/*
* 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 { isString, indexOf, each, bind, isFunction, isArray, isDom } from 'zrender/lib/core/util.js';
import { normalizeEvent } from 'zrender/lib/core/event.js';
import { transformLocalCoord } from 'zrender/lib/core/dom.js';
import env from 'zrender/lib/core/env.js';
import { convertToColorString, toCamelCase, normalizeCssArray } from '../../util/format.js';
import { shouldTooltipConfine, toCSSVendorPrefix, getComputedStyle, TRANSFORM_VENDOR, TRANSITION_VENDOR } from './helper.js';
import { getPaddingFromTooltipModel } from './tooltipMarkup.js';
/* global document, window */
var CSS_TRANSITION_VENDOR = toCSSVendorPrefix(TRANSITION_VENDOR, 'transition');
var CSS_TRANSFORM_VENDOR = toCSSVendorPrefix(TRANSFORM_VENDOR, 'transform');
// eslint-disable-next-line
var gCssText = "position:absolute;display:block;border-style:solid;white-space:nowrap;z-index:9999999;" + (env.transform3dSupported ? 'will-change:transform;' : '');
function mirrorPos(pos) {
pos = pos === 'left' ? 'right' : pos === 'right' ? 'left' : pos === 'top' ? 'bottom' : 'top';
return pos;
}
function assembleArrow(tooltipModel, borderColor, arrowPosition) {
if (!isString(arrowPosition) || arrowPosition === 'inside') {
return '';
}
var backgroundColor = tooltipModel.get('backgroundColor');
var borderWidth = tooltipModel.get('borderWidth');
borderColor = convertToColorString(borderColor);
var arrowPos = mirrorPos(arrowPosition);
var arrowSize = Math.max(Math.round(borderWidth) * 1.5, 6);
var positionStyle = '';
var transformStyle = CSS_TRANSFORM_VENDOR + ':';
var rotateDeg;
if (indexOf(['left', 'right'], arrowPos) > -1) {
positionStyle += 'top:50%';
transformStyle += "translateY(-50%) rotate(" + (rotateDeg = arrowPos === 'left' ? -225 : -45) + "deg)";
} else {
positionStyle += 'left:50%';
transformStyle += "translateX(-50%) rotate(" + (rotateDeg = arrowPos === 'top' ? 225 : 45) + "deg)";
}
var rotateRadian = rotateDeg * Math.PI / 180;
var arrowWH = arrowSize + borderWidth;
var rotatedWH = arrowWH * Math.abs(Math.cos(rotateRadian)) + arrowWH * Math.abs(Math.sin(rotateRadian));
var arrowOffset = Math.round(((rotatedWH - Math.SQRT2 * borderWidth) / 2 + Math.SQRT2 * borderWidth - (rotatedWH - arrowWH) / 2) * 100) / 100;
positionStyle += ";" + arrowPos + ":-" + arrowOffset + "px";
var borderStyle = borderColor + " solid " + borderWidth + "px;";
var styleCss = ["position:absolute;width:" + arrowSize + "px;height:" + arrowSize + "px;z-index:-1;", positionStyle + ";" + transformStyle + ";", "border-bottom:" + borderStyle, "border-right:" + borderStyle, "background-color:" + backgroundColor + ";"];
return "<div style=\"" + styleCss.join('') + "\"></div>";
}
function assembleTransition(duration, onlyFade) {
var transitionCurve = 'cubic-bezier(0.23,1,0.32,1)';
var transitionOption = " " + duration / 2 + "s " + transitionCurve;
var transitionText = "opacity" + transitionOption + ",visibility" + transitionOption;
if (!onlyFade) {
transitionOption = " " + duration + "s " + transitionCurve;
transitionText += env.transformSupported ? "," + CSS_TRANSFORM_VENDOR + transitionOption : ",left" + transitionOption + ",top" + transitionOption;
}
return CSS_TRANSITION_VENDOR + ':' + transitionText;
}
function assembleTransform(x, y, toString) {
// If using float on style, the final width of the dom might
// keep changing slightly while mouse move. So `toFixed(0)` them.
var x0 = x.toFixed(0) + 'px';
var y0 = y.toFixed(0) + 'px';
// not support transform, use `left` and `top` instead.
if (!env.transformSupported) {
return toString ? "top:" + y0 + ";left:" + x0 + ";" : [['top', y0], ['left', x0]];
}
// support transform
var is3d = env.transform3dSupported;
var translate = "translate" + (is3d ? '3d' : '') + "(" + x0 + "," + y0 + (is3d ? ',0' : '') + ")";
return toString ? 'top:0;left:0;' + CSS_TRANSFORM_VENDOR + ':' + translate + ';' : [['top', 0], ['left', 0], [TRANSFORM_VENDOR, translate]];
}
/**
* @param {Object} textStyle
* @return {string}
* @inner
*/
function assembleFont(textStyleModel) {
var cssText = [];
var fontSize = textStyleModel.get('fontSize');
var color = textStyleModel.getTextColor();
color && cssText.push('color:' + color);
cssText.push('font:' + textStyleModel.getFont());
fontSize
// @ts-ignore, leave it to the tooltip refactor.
&& cssText.push('line-height:' + Math.round(fontSize * 3 / 2) + 'px');
var shadowColor = textStyleModel.get('textShadowColor');
var shadowBlur = textStyleModel.get('textShadowBlur') || 0;
var shadowOffsetX = textStyleModel.get('textShadowOffsetX') || 0;
var shadowOffsetY = textStyleModel.get('textShadowOffsetY') || 0;
shadowColor && shadowBlur && cssText.push('text-shadow:' + shadowOffsetX + 'px ' + shadowOffsetY + 'px ' + shadowBlur + 'px ' + shadowColor);
each(['decoration', 'align'], function (name) {
var val = textStyleModel.get(name);
val && cssText.push('text-' + name + ':' + val);
});
return cssText.join(';');
}
function assembleCssText(tooltipModel, enableTransition, onlyFade) {
var cssText = [];
var transitionDuration = tooltipModel.get('transitionDuration');
var backgroundColor = tooltipModel.get('backgroundColor');
var shadowBlur = tooltipModel.get('shadowBlur');
var shadowColor = tooltipModel.get('shadowColor');
var shadowOffsetX = tooltipModel.get('shadowOffsetX');
var shadowOffsetY = tooltipModel.get('shadowOffsetY');
var textStyleModel = tooltipModel.getModel('textStyle');
var padding = getPaddingFromTooltipModel(tooltipModel, 'html');
var boxShadow = shadowOffsetX + "px " + shadowOffsetY + "px " + shadowBlur + "px " + shadowColor;
cssText.push('box-shadow:' + boxShadow);
// Animation transition. Do not animate when transitionDuration is 0.
enableTransition && transitionDuration && cssText.push(assembleTransition(transitionDuration, onlyFade));
if (backgroundColor) {
cssText.push('background-color:' + backgroundColor);
}
// Border style
each(['width', 'color', 'radius'], function (name) {
var borderName = 'border-' + name;
var camelCase = toCamelCase(borderName);
var val = tooltipModel.get(camelCase);
val != null && cssText.push(borderName + ':' + val + (name === 'color' ? '' : 'px'));
});
// Text style
cssText.push(assembleFont(textStyleModel));
// Padding
if (padding != null) {
cssText.push('padding:' + normalizeCssArray(padding).join('px ') + 'px');
}
return cssText.join(';') + ';';
}
// If not able to make, do not modify the input `out`.
function makeStyleCoord(out, zr, container, zrX, zrY) {
var zrPainter = zr && zr.painter;
if (container) {
var zrViewportRoot = zrPainter && zrPainter.getViewportRoot();
if (zrViewportRoot) {
// Some APPs might use scale on body, so we support CSS transform here.
transformLocalCoord(out, zrViewportRoot, container, zrX, zrY);
}
} else {
out[0] = zrX;
out[1] = zrY;
// xy should be based on canvas root. But tooltipContent is
// the sibling of canvas root. So padding of ec container
// should be considered here.
var viewportRootOffset = zrPainter && zrPainter.getViewportRootOffset();
if (viewportRootOffset) {
out[0] += viewportRootOffset.offsetLeft;
out[1] += viewportRootOffset.offsetTop;
}
}
out[2] = out[0] / zr.getWidth();
out[3] = out[1] / zr.getHeight();
}
var TooltipHTMLContent = /** @class */function () {
function TooltipHTMLContent(api, opt) {
this._show = false;
this._styleCoord = [0, 0, 0, 0];
this._enterable = true;
this._alwaysShowContent = false;
this._firstShow = true;
this._longHide = true;
if (env.wxa) {
return null;
}
var el = document.createElement('div');
// TODO: TYPE
el.domBelongToZr = true;
this.el = el;
var zr = this._zr = api.getZr();
var appendTo = opt.appendTo;
var container = appendTo && (isString(appendTo) ? document.querySelector(appendTo) : isDom(appendTo) ? appendTo : isFunction(appendTo) && appendTo(api.getDom()));
makeStyleCoord(this._styleCoord, zr, container, api.getWidth() / 2, api.getHeight() / 2);
(container || api.getDom()).appendChild(el);
this._api = api;
this._container = container;
// FIXME
// Is it needed to trigger zr event manually if
// the browser do not support `pointer-events: none`.
var self = this;
el.onmouseenter = function () {
// clear the timeout in hideLater and keep showing tooltip
if (self._enterable) {
clearTimeout(self._hideTimeout);
self._show = true;
}
self._inContent = true;
};
el.onmousemove = function (e) {
e = e || window.event;
if (!self._enterable) {
// `pointer-events: none` is set to tooltip content div
// if `enterable` is set as `false`, and `el.onmousemove`
// can not be triggered. But in browser that do not
// support `pointer-events`, we need to do this:
// Try trigger zrender event to avoid mouse
// in and out shape too frequently
var handler = zr.handler;
var zrViewportRoot = zr.painter.getViewportRoot();
normalizeEvent(zrViewportRoot, e, true);
handler.dispatch('mousemove', e);
}
};
el.onmouseleave = function () {
// set `_inContent` to `false` before `hideLater`
self._inContent = false;
if (self._enterable) {
if (self._show) {
self.hideLater(self._hideDelay);
}
}
};
}
/**
* Update when tooltip is rendered
*/
TooltipHTMLContent.prototype.update = function (tooltipModel) {
// FIXME
// Move this logic to ec main?
if (!this._container) {
var container = this._api.getDom();
var position = getComputedStyle(container, 'position');
var domStyle = container.style;
if (domStyle.position !== 'absolute' && position !== 'absolute') {
domStyle.position = 'relative';
}
}
// move tooltip if chart resized
var alwaysShowContent = tooltipModel.get('alwaysShowContent');
alwaysShowContent && this._moveIfResized();
// update alwaysShowContent
this._alwaysShowContent = alwaysShowContent;
// update className
this.el.className = tooltipModel.get('className') || '';
// Hide the tooltip
// PENDING
// this.hide();
};
TooltipHTMLContent.prototype.show = function (tooltipModel, nearPointColor) {
clearTimeout(this._hideTimeout);
clearTimeout(this._longHideTimeout);
var el = this.el;
var style = el.style;
var styleCoord = this._styleCoord;
if (!el.innerHTML) {
style.display = 'none';
} else {
style.cssText = gCssText + assembleCssText(tooltipModel, !this._firstShow, this._longHide)
// initial transform
+ assembleTransform(styleCoord[0], styleCoord[1], true) + ("border-color:" + convertToColorString(nearPointColor) + ";") + (tooltipModel.get('extraCssText') || '')
// If mouse occasionally move over the tooltip, a mouseout event will be
// triggered by canvas, and cause some unexpectable result like dragging
// stop, "unfocusAdjacency". Here `pointer-events: none` is used to solve
// it. Although it is not supported by IE8~IE10, fortunately it is a rare
// scenario.
+ (";pointer-events:" + (this._enterable ? 'auto' : 'none'));
}
this._show = true;
this._firstShow = false;
this._longHide = false;
};
TooltipHTMLContent.prototype.setContent = function (content, markers, tooltipModel, borderColor, arrowPosition) {
var el = this.el;
if (content == null) {
el.innerHTML = '';
return;
}
var arrow = '';
if (isString(arrowPosition) && tooltipModel.get('trigger') === 'item' && !shouldTooltipConfine(tooltipModel)) {
arrow = assembleArrow(tooltipModel, borderColor, arrowPosition);
}
if (isString(content)) {
el.innerHTML = content + arrow;
} else if (content) {
// Clear previous
el.innerHTML = '';
if (!isArray(content)) {
content = [content];
}
for (var i = 0; i < content.length; i++) {
if (isDom(content[i]) && content[i].parentNode !== el) {
el.appendChild(content[i]);
}
}
// no arrow if empty
if (arrow && el.childNodes.length) {
// no need to create a new parent element, but it's not supported by IE 10 and older.
// const arrowEl = document.createRange().createContextualFragment(arrow);
var arrowEl = document.createElement('div');
arrowEl.innerHTML = arrow;
el.appendChild(arrowEl);
}
}
};
TooltipHTMLContent.prototype.setEnterable = function (enterable) {
this._enterable = enterable;
};
TooltipHTMLContent.prototype.getSize = function () {
var el = this.el;
return [el.offsetWidth, el.offsetHeight];
};
TooltipHTMLContent.prototype.moveTo = function (zrX, zrY) {
var styleCoord = this._styleCoord;
makeStyleCoord(styleCoord, this._zr, this._container, zrX, zrY);
if (styleCoord[0] != null && styleCoord[1] != null) {
var style_1 = this.el.style;
var transforms = assembleTransform(styleCoord[0], styleCoord[1]);
each(transforms, function (transform) {
style_1[transform[0]] = transform[1];
});
}
};
/**
* when `alwaysShowContent` is true,
* move the tooltip after chart resized
*/
TooltipHTMLContent.prototype._moveIfResized = function () {
// The ratio of left to width
var ratioX = this._styleCoord[2];
// The ratio of top to height
var ratioY = this._styleCoord[3];
this.moveTo(ratioX * this._zr.getWidth(), ratioY * this._zr.getHeight());
};
TooltipHTMLContent.prototype.hide = function () {
var _this = this;
var style = this.el.style;
style.visibility = 'hidden';
style.opacity = '0';
env.transform3dSupported && (style.willChange = '');
this._show = false;
this._longHideTimeout = setTimeout(function () {
return _this._longHide = true;
}, 500);
};
TooltipHTMLContent.prototype.hideLater = function (time) {
if (this._show && !(this._inContent && this._enterable) && !this._alwaysShowContent) {
if (time) {
this._hideDelay = time;
// Set show false to avoid invoke hideLater multiple times
this._show = false;
this._hideTimeout = setTimeout(bind(this.hide, this), time);
} else {
this.hide();
}
}
};
TooltipHTMLContent.prototype.isShow = function () {
return this._show;
};
TooltipHTMLContent.prototype.dispose = function () {
clearTimeout(this._hideTimeout);
clearTimeout(this._longHideTimeout);
var parentNode = this.el.parentNode;
parentNode && parentNode.removeChild(this.el);
this.el = this._container = null;
};
return TooltipHTMLContent;
}();
export default TooltipHTMLContent;