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550 lines
22 KiB
550 lines
22 KiB
4 weeks ago
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import { __extends } from "tslib";
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import { parseRichText, parsePlainText } from './helper/parseText.js';
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import TSpan from './TSpan.js';
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import { retrieve2, each, normalizeCssArray, trim, retrieve3, extend, keys, defaults } from '../core/util.js';
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import { adjustTextX, adjustTextY } from '../contain/text.js';
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import ZRImage from './Image.js';
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import Rect from './shape/Rect.js';
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import BoundingRect from '../core/BoundingRect.js';
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import Displayable, { DEFAULT_COMMON_ANIMATION_PROPS } from './Displayable.js';
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import { DEFAULT_FONT, DEFAULT_FONT_SIZE } from '../core/platform.js';
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var DEFAULT_RICH_TEXT_COLOR = {
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fill: '#000'
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};
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var DEFAULT_STROKE_LINE_WIDTH = 2;
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export var DEFAULT_TEXT_ANIMATION_PROPS = {
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style: defaults({
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fill: true,
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stroke: true,
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fillOpacity: true,
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strokeOpacity: true,
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lineWidth: true,
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fontSize: true,
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lineHeight: true,
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width: true,
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height: true,
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textShadowColor: true,
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textShadowBlur: true,
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textShadowOffsetX: true,
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textShadowOffsetY: true,
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backgroundColor: true,
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padding: true,
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borderColor: true,
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borderWidth: true,
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borderRadius: true
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}, DEFAULT_COMMON_ANIMATION_PROPS.style)
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};
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var ZRText = (function (_super) {
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__extends(ZRText, _super);
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function ZRText(opts) {
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var _this = _super.call(this) || this;
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_this.type = 'text';
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_this._children = [];
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_this._defaultStyle = DEFAULT_RICH_TEXT_COLOR;
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_this.attr(opts);
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return _this;
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}
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ZRText.prototype.childrenRef = function () {
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return this._children;
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};
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ZRText.prototype.update = function () {
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_super.prototype.update.call(this);
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if (this.styleChanged()) {
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this._updateSubTexts();
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}
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for (var i = 0; i < this._children.length; i++) {
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var child = this._children[i];
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child.zlevel = this.zlevel;
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child.z = this.z;
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child.z2 = this.z2;
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child.culling = this.culling;
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child.cursor = this.cursor;
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child.invisible = this.invisible;
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}
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};
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ZRText.prototype.updateTransform = function () {
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var innerTransformable = this.innerTransformable;
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if (innerTransformable) {
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innerTransformable.updateTransform();
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if (innerTransformable.transform) {
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this.transform = innerTransformable.transform;
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}
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}
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else {
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_super.prototype.updateTransform.call(this);
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}
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};
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ZRText.prototype.getLocalTransform = function (m) {
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var innerTransformable = this.innerTransformable;
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return innerTransformable
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? innerTransformable.getLocalTransform(m)
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: _super.prototype.getLocalTransform.call(this, m);
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};
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ZRText.prototype.getComputedTransform = function () {
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if (this.__hostTarget) {
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this.__hostTarget.getComputedTransform();
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this.__hostTarget.updateInnerText(true);
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}
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return _super.prototype.getComputedTransform.call(this);
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};
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ZRText.prototype._updateSubTexts = function () {
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this._childCursor = 0;
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normalizeTextStyle(this.style);
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this.style.rich
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? this._updateRichTexts()
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: this._updatePlainTexts();
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this._children.length = this._childCursor;
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this.styleUpdated();
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};
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ZRText.prototype.addSelfToZr = function (zr) {
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_super.prototype.addSelfToZr.call(this, zr);
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for (var i = 0; i < this._children.length; i++) {
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this._children[i].__zr = zr;
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}
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};
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ZRText.prototype.removeSelfFromZr = function (zr) {
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_super.prototype.removeSelfFromZr.call(this, zr);
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for (var i = 0; i < this._children.length; i++) {
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this._children[i].__zr = null;
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}
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};
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ZRText.prototype.getBoundingRect = function () {
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if (this.styleChanged()) {
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this._updateSubTexts();
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}
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if (!this._rect) {
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var tmpRect = new BoundingRect(0, 0, 0, 0);
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var children = this._children;
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var tmpMat = [];
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var rect = null;
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for (var i = 0; i < children.length; i++) {
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var child = children[i];
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var childRect = child.getBoundingRect();
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var transform = child.getLocalTransform(tmpMat);
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if (transform) {
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tmpRect.copy(childRect);
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tmpRect.applyTransform(transform);
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rect = rect || tmpRect.clone();
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rect.union(tmpRect);
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}
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else {
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rect = rect || childRect.clone();
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rect.union(childRect);
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}
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}
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this._rect = rect || tmpRect;
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}
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return this._rect;
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};
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ZRText.prototype.setDefaultTextStyle = function (defaultTextStyle) {
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this._defaultStyle = defaultTextStyle || DEFAULT_RICH_TEXT_COLOR;
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};
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ZRText.prototype.setTextContent = function (textContent) {
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if (process.env.NODE_ENV !== 'production') {
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throw new Error('Can\'t attach text on another text');
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}
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};
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ZRText.prototype._mergeStyle = function (targetStyle, sourceStyle) {
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if (!sourceStyle) {
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return targetStyle;
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}
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var sourceRich = sourceStyle.rich;
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var targetRich = targetStyle.rich || (sourceRich && {});
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extend(targetStyle, sourceStyle);
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if (sourceRich && targetRich) {
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this._mergeRich(targetRich, sourceRich);
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targetStyle.rich = targetRich;
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}
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else if (targetRich) {
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targetStyle.rich = targetRich;
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}
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return targetStyle;
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};
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ZRText.prototype._mergeRich = function (targetRich, sourceRich) {
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var richNames = keys(sourceRich);
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for (var i = 0; i < richNames.length; i++) {
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var richName = richNames[i];
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targetRich[richName] = targetRich[richName] || {};
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extend(targetRich[richName], sourceRich[richName]);
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}
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};
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ZRText.prototype.getAnimationStyleProps = function () {
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return DEFAULT_TEXT_ANIMATION_PROPS;
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};
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ZRText.prototype._getOrCreateChild = function (Ctor) {
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var child = this._children[this._childCursor];
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if (!child || !(child instanceof Ctor)) {
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child = new Ctor();
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}
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this._children[this._childCursor++] = child;
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child.__zr = this.__zr;
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child.parent = this;
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return child;
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};
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ZRText.prototype._updatePlainTexts = function () {
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var style = this.style;
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var textFont = style.font || DEFAULT_FONT;
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var textPadding = style.padding;
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var text = getStyleText(style);
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var contentBlock = parsePlainText(text, style);
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var needDrawBg = needDrawBackground(style);
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var bgColorDrawn = !!(style.backgroundColor);
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var outerHeight = contentBlock.outerHeight;
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var outerWidth = contentBlock.outerWidth;
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var contentWidth = contentBlock.contentWidth;
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var textLines = contentBlock.lines;
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var lineHeight = contentBlock.lineHeight;
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var defaultStyle = this._defaultStyle;
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var baseX = style.x || 0;
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var baseY = style.y || 0;
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var textAlign = style.align || defaultStyle.align || 'left';
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var verticalAlign = style.verticalAlign || defaultStyle.verticalAlign || 'top';
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var textX = baseX;
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var textY = adjustTextY(baseY, contentBlock.contentHeight, verticalAlign);
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if (needDrawBg || textPadding) {
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var boxX = adjustTextX(baseX, outerWidth, textAlign);
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var boxY = adjustTextY(baseY, outerHeight, verticalAlign);
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needDrawBg && this._renderBackground(style, style, boxX, boxY, outerWidth, outerHeight);
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}
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textY += lineHeight / 2;
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if (textPadding) {
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textX = getTextXForPadding(baseX, textAlign, textPadding);
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if (verticalAlign === 'top') {
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textY += textPadding[0];
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}
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else if (verticalAlign === 'bottom') {
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textY -= textPadding[2];
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}
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}
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var defaultLineWidth = 0;
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var useDefaultFill = false;
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var textFill = getFill('fill' in style
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? style.fill
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: (useDefaultFill = true, defaultStyle.fill));
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var textStroke = getStroke('stroke' in style
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? style.stroke
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: (!bgColorDrawn
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&& (!defaultStyle.autoStroke || useDefaultFill))
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? (defaultLineWidth = DEFAULT_STROKE_LINE_WIDTH, defaultStyle.stroke)
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: null);
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var hasShadow = style.textShadowBlur > 0;
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var fixedBoundingRect = style.width != null
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&& (style.overflow === 'truncate' || style.overflow === 'break' || style.overflow === 'breakAll');
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var calculatedLineHeight = contentBlock.calculatedLineHeight;
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for (var i = 0; i < textLines.length; i++) {
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var el = this._getOrCreateChild(TSpan);
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var subElStyle = el.createStyle();
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el.useStyle(subElStyle);
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subElStyle.text = textLines[i];
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subElStyle.x = textX;
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subElStyle.y = textY;
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if (textAlign) {
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subElStyle.textAlign = textAlign;
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}
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subElStyle.textBaseline = 'middle';
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subElStyle.opacity = style.opacity;
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subElStyle.strokeFirst = true;
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if (hasShadow) {
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subElStyle.shadowBlur = style.textShadowBlur || 0;
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subElStyle.shadowColor = style.textShadowColor || 'transparent';
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subElStyle.shadowOffsetX = style.textShadowOffsetX || 0;
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subElStyle.shadowOffsetY = style.textShadowOffsetY || 0;
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}
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subElStyle.stroke = textStroke;
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subElStyle.fill = textFill;
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if (textStroke) {
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subElStyle.lineWidth = style.lineWidth || defaultLineWidth;
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subElStyle.lineDash = style.lineDash;
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subElStyle.lineDashOffset = style.lineDashOffset || 0;
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}
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subElStyle.font = textFont;
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setSeparateFont(subElStyle, style);
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textY += lineHeight;
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if (fixedBoundingRect) {
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el.setBoundingRect(new BoundingRect(adjustTextX(subElStyle.x, style.width, subElStyle.textAlign), adjustTextY(subElStyle.y, calculatedLineHeight, subElStyle.textBaseline), contentWidth, calculatedLineHeight));
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}
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}
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};
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ZRText.prototype._updateRichTexts = function () {
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var style = this.style;
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var text = getStyleText(style);
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var contentBlock = parseRichText(text, style);
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var contentWidth = contentBlock.width;
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var outerWidth = contentBlock.outerWidth;
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var outerHeight = contentBlock.outerHeight;
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var textPadding = style.padding;
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var baseX = style.x || 0;
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var baseY = style.y || 0;
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var defaultStyle = this._defaultStyle;
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var textAlign = style.align || defaultStyle.align;
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var verticalAlign = style.verticalAlign || defaultStyle.verticalAlign;
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var boxX = adjustTextX(baseX, outerWidth, textAlign);
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var boxY = adjustTextY(baseY, outerHeight, verticalAlign);
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var xLeft = boxX;
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var lineTop = boxY;
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if (textPadding) {
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xLeft += textPadding[3];
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lineTop += textPadding[0];
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}
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var xRight = xLeft + contentWidth;
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if (needDrawBackground(style)) {
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this._renderBackground(style, style, boxX, boxY, outerWidth, outerHeight);
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}
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var bgColorDrawn = !!(style.backgroundColor);
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for (var i = 0; i < contentBlock.lines.length; i++) {
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var line = contentBlock.lines[i];
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var tokens = line.tokens;
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var tokenCount = tokens.length;
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var lineHeight = line.lineHeight;
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var remainedWidth = line.width;
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var leftIndex = 0;
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var lineXLeft = xLeft;
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var lineXRight = xRight;
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var rightIndex = tokenCount - 1;
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var token = void 0;
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while (leftIndex < tokenCount
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&& (token = tokens[leftIndex], !token.align || token.align === 'left')) {
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this._placeToken(token, style, lineHeight, lineTop, lineXLeft, 'left', bgColorDrawn);
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remainedWidth -= token.width;
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lineXLeft += token.width;
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leftIndex++;
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}
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while (rightIndex >= 0
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&& (token = tokens[rightIndex], token.align === 'right')) {
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this._placeToken(token, style, lineHeight, lineTop, lineXRight, 'right', bgColorDrawn);
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remainedWidth -= token.width;
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lineXRight -= token.width;
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rightIndex--;
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}
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lineXLeft += (contentWidth - (lineXLeft - xLeft) - (xRight - lineXRight) - remainedWidth) / 2;
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while (leftIndex <= rightIndex) {
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token = tokens[leftIndex];
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this._placeToken(token, style, lineHeight, lineTop, lineXLeft + token.width / 2, 'center', bgColorDrawn);
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lineXLeft += token.width;
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leftIndex++;
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}
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lineTop += lineHeight;
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}
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};
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ZRText.prototype._placeToken = function (token, style, lineHeight, lineTop, x, textAlign, parentBgColorDrawn) {
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var tokenStyle = style.rich[token.styleName] || {};
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tokenStyle.text = token.text;
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var verticalAlign = token.verticalAlign;
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var y = lineTop + lineHeight / 2;
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if (verticalAlign === 'top') {
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y = lineTop + token.height / 2;
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}
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else if (verticalAlign === 'bottom') {
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y = lineTop + lineHeight - token.height / 2;
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}
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var needDrawBg = !token.isLineHolder && needDrawBackground(tokenStyle);
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needDrawBg && this._renderBackground(tokenStyle, style, textAlign === 'right'
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? x - token.width
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: textAlign === 'center'
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? x - token.width / 2
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: x, y - token.height / 2, token.width, token.height);
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var bgColorDrawn = !!tokenStyle.backgroundColor;
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var textPadding = token.textPadding;
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if (textPadding) {
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x = getTextXForPadding(x, textAlign, textPadding);
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y -= token.height / 2 - textPadding[0] - token.innerHeight / 2;
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}
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var el = this._getOrCreateChild(TSpan);
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var subElStyle = el.createStyle();
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el.useStyle(subElStyle);
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var defaultStyle = this._defaultStyle;
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var useDefaultFill = false;
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var defaultLineWidth = 0;
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var textFill = getFill('fill' in tokenStyle ? tokenStyle.fill
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: 'fill' in style ? style.fill
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: (useDefaultFill = true, defaultStyle.fill));
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var textStroke = getStroke('stroke' in tokenStyle ? tokenStyle.stroke
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: 'stroke' in style ? style.stroke
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: (!bgColorDrawn
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&& !parentBgColorDrawn
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&& (!defaultStyle.autoStroke || useDefaultFill)) ? (defaultLineWidth = DEFAULT_STROKE_LINE_WIDTH, defaultStyle.stroke)
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: null);
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var hasShadow = tokenStyle.textShadowBlur > 0
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|| style.textShadowBlur > 0;
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subElStyle.text = token.text;
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subElStyle.x = x;
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subElStyle.y = y;
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if (hasShadow) {
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subElStyle.shadowBlur = tokenStyle.textShadowBlur || style.textShadowBlur || 0;
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subElStyle.shadowColor = tokenStyle.textShadowColor || style.textShadowColor || 'transparent';
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subElStyle.shadowOffsetX = tokenStyle.textShadowOffsetX || style.textShadowOffsetX || 0;
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subElStyle.shadowOffsetY = tokenStyle.textShadowOffsetY || style.textShadowOffsetY || 0;
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}
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subElStyle.textAlign = textAlign;
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subElStyle.textBaseline = 'middle';
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subElStyle.font = token.font || DEFAULT_FONT;
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subElStyle.opacity = retrieve3(tokenStyle.opacity, style.opacity, 1);
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setSeparateFont(subElStyle, tokenStyle);
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if (textStroke) {
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subElStyle.lineWidth = retrieve3(tokenStyle.lineWidth, style.lineWidth, defaultLineWidth);
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subElStyle.lineDash = retrieve2(tokenStyle.lineDash, style.lineDash);
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subElStyle.lineDashOffset = style.lineDashOffset || 0;
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subElStyle.stroke = textStroke;
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}
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if (textFill) {
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subElStyle.fill = textFill;
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}
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var textWidth = token.contentWidth;
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var textHeight = token.contentHeight;
|
||
|
el.setBoundingRect(new BoundingRect(adjustTextX(subElStyle.x, textWidth, subElStyle.textAlign), adjustTextY(subElStyle.y, textHeight, subElStyle.textBaseline), textWidth, textHeight));
|
||
|
};
|
||
|
ZRText.prototype._renderBackground = function (style, topStyle, x, y, width, height) {
|
||
|
var textBackgroundColor = style.backgroundColor;
|
||
|
var textBorderWidth = style.borderWidth;
|
||
|
var textBorderColor = style.borderColor;
|
||
|
var isImageBg = textBackgroundColor && textBackgroundColor.image;
|
||
|
var isPlainOrGradientBg = textBackgroundColor && !isImageBg;
|
||
|
var textBorderRadius = style.borderRadius;
|
||
|
var self = this;
|
||
|
var rectEl;
|
||
|
var imgEl;
|
||
|
if (isPlainOrGradientBg || style.lineHeight || (textBorderWidth && textBorderColor)) {
|
||
|
rectEl = this._getOrCreateChild(Rect);
|
||
|
rectEl.useStyle(rectEl.createStyle());
|
||
|
rectEl.style.fill = null;
|
||
|
var rectShape = rectEl.shape;
|
||
|
rectShape.x = x;
|
||
|
rectShape.y = y;
|
||
|
rectShape.width = width;
|
||
|
rectShape.height = height;
|
||
|
rectShape.r = textBorderRadius;
|
||
|
rectEl.dirtyShape();
|
||
|
}
|
||
|
if (isPlainOrGradientBg) {
|
||
|
var rectStyle = rectEl.style;
|
||
|
rectStyle.fill = textBackgroundColor || null;
|
||
|
rectStyle.fillOpacity = retrieve2(style.fillOpacity, 1);
|
||
|
}
|
||
|
else if (isImageBg) {
|
||
|
imgEl = this._getOrCreateChild(ZRImage);
|
||
|
imgEl.onload = function () {
|
||
|
self.dirtyStyle();
|
||
|
};
|
||
|
var imgStyle = imgEl.style;
|
||
|
imgStyle.image = textBackgroundColor.image;
|
||
|
imgStyle.x = x;
|
||
|
imgStyle.y = y;
|
||
|
imgStyle.width = width;
|
||
|
imgStyle.height = height;
|
||
|
}
|
||
|
if (textBorderWidth && textBorderColor) {
|
||
|
var rectStyle = rectEl.style;
|
||
|
rectStyle.lineWidth = textBorderWidth;
|
||
|
rectStyle.stroke = textBorderColor;
|
||
|
rectStyle.strokeOpacity = retrieve2(style.strokeOpacity, 1);
|
||
|
rectStyle.lineDash = style.borderDash;
|
||
|
rectStyle.lineDashOffset = style.borderDashOffset || 0;
|
||
|
rectEl.strokeContainThreshold = 0;
|
||
|
if (rectEl.hasFill() && rectEl.hasStroke()) {
|
||
|
rectStyle.strokeFirst = true;
|
||
|
rectStyle.lineWidth *= 2;
|
||
|
}
|
||
|
}
|
||
|
var commonStyle = (rectEl || imgEl).style;
|
||
|
commonStyle.shadowBlur = style.shadowBlur || 0;
|
||
|
commonStyle.shadowColor = style.shadowColor || 'transparent';
|
||
|
commonStyle.shadowOffsetX = style.shadowOffsetX || 0;
|
||
|
commonStyle.shadowOffsetY = style.shadowOffsetY || 0;
|
||
|
commonStyle.opacity = retrieve3(style.opacity, topStyle.opacity, 1);
|
||
|
};
|
||
|
ZRText.makeFont = function (style) {
|
||
|
var font = '';
|
||
|
if (hasSeparateFont(style)) {
|
||
|
font = [
|
||
|
style.fontStyle,
|
||
|
style.fontWeight,
|
||
|
parseFontSize(style.fontSize),
|
||
|
style.fontFamily || 'sans-serif'
|
||
|
].join(' ');
|
||
|
}
|
||
|
return font && trim(font) || style.textFont || style.font;
|
||
|
};
|
||
|
return ZRText;
|
||
|
}(Displayable));
|
||
|
var VALID_TEXT_ALIGN = { left: true, right: 1, center: 1 };
|
||
|
var VALID_TEXT_VERTICAL_ALIGN = { top: 1, bottom: 1, middle: 1 };
|
||
|
var FONT_PARTS = ['fontStyle', 'fontWeight', 'fontSize', 'fontFamily'];
|
||
|
export function parseFontSize(fontSize) {
|
||
|
if (typeof fontSize === 'string'
|
||
|
&& (fontSize.indexOf('px') !== -1
|
||
|
|| fontSize.indexOf('rem') !== -1
|
||
|
|| fontSize.indexOf('em') !== -1)) {
|
||
|
return fontSize;
|
||
|
}
|
||
|
else if (!isNaN(+fontSize)) {
|
||
|
return fontSize + 'px';
|
||
|
}
|
||
|
else {
|
||
|
return DEFAULT_FONT_SIZE + 'px';
|
||
|
}
|
||
|
}
|
||
|
function setSeparateFont(targetStyle, sourceStyle) {
|
||
|
for (var i = 0; i < FONT_PARTS.length; i++) {
|
||
|
var fontProp = FONT_PARTS[i];
|
||
|
var val = sourceStyle[fontProp];
|
||
|
if (val != null) {
|
||
|
targetStyle[fontProp] = val;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
export function hasSeparateFont(style) {
|
||
|
return style.fontSize != null || style.fontFamily || style.fontWeight;
|
||
|
}
|
||
|
export function normalizeTextStyle(style) {
|
||
|
normalizeStyle(style);
|
||
|
each(style.rich, normalizeStyle);
|
||
|
return style;
|
||
|
}
|
||
|
function normalizeStyle(style) {
|
||
|
if (style) {
|
||
|
style.font = ZRText.makeFont(style);
|
||
|
var textAlign = style.align;
|
||
|
textAlign === 'middle' && (textAlign = 'center');
|
||
|
style.align = (textAlign == null || VALID_TEXT_ALIGN[textAlign]) ? textAlign : 'left';
|
||
|
var verticalAlign = style.verticalAlign;
|
||
|
verticalAlign === 'center' && (verticalAlign = 'middle');
|
||
|
style.verticalAlign = (verticalAlign == null || VALID_TEXT_VERTICAL_ALIGN[verticalAlign]) ? verticalAlign : 'top';
|
||
|
var textPadding = style.padding;
|
||
|
if (textPadding) {
|
||
|
style.padding = normalizeCssArray(style.padding);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
function getStroke(stroke, lineWidth) {
|
||
|
return (stroke == null || lineWidth <= 0 || stroke === 'transparent' || stroke === 'none')
|
||
|
? null
|
||
|
: (stroke.image || stroke.colorStops)
|
||
|
? '#000'
|
||
|
: stroke;
|
||
|
}
|
||
|
function getFill(fill) {
|
||
|
return (fill == null || fill === 'none')
|
||
|
? null
|
||
|
: (fill.image || fill.colorStops)
|
||
|
? '#000'
|
||
|
: fill;
|
||
|
}
|
||
|
function getTextXForPadding(x, textAlign, textPadding) {
|
||
|
return textAlign === 'right'
|
||
|
? (x - textPadding[1])
|
||
|
: textAlign === 'center'
|
||
|
? (x + textPadding[3] / 2 - textPadding[1] / 2)
|
||
|
: (x + textPadding[3]);
|
||
|
}
|
||
|
function getStyleText(style) {
|
||
|
var text = style.text;
|
||
|
text != null && (text += '');
|
||
|
return text;
|
||
|
}
|
||
|
function needDrawBackground(style) {
|
||
|
return !!(style.backgroundColor
|
||
|
|| style.lineHeight
|
||
|
|| (style.borderWidth && style.borderColor));
|
||
|
}
|
||
|
export default ZRText;
|