54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
import { getTextWidth, getTextHeight, assembleFont } from '../util/text';
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export default function (shape) {
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var attrs = shape.attr();
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var x = attrs.x, y = attrs.y, text = attrs.text, fontSize = attrs.fontSize, lineHeight = attrs.lineHeight;
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var font = attrs.font;
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if (!font) {
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// 如果未组装 font
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font = assembleFont(attrs);
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}
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var width = getTextWidth(text, font);
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var bbox;
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if (!width) {
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// 如果width不存在，四点共其实点
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bbox = {
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x: x,
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y: y,
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width: 0,
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height: 0,
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};
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}
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else {
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var textAlign = attrs.textAlign, textBaseline = attrs.textBaseline;
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var height = getTextHeight(text, fontSize, lineHeight); // attrs.height
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// 默认左右对齐：left, 默认上下对齐 bottom
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var point = {
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x: x,
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y: y - height,
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};
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if (textAlign) {
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if (textAlign === 'end' || textAlign === 'right') {
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point.x -= width;
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}
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else if (textAlign === 'center') {
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point.x -= width / 2;
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}
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}
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if (textBaseline) {
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if (textBaseline === 'top') {
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point.y += height;
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}
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else if (textBaseline === 'middle') {
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point.y += height / 2;
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}
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}
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bbox = {
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x: point.x,
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y: point.y,
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width: width,
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height: height,
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};
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}
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return bbox;
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}
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//# sourceMappingURL=text.js.map
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