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28 lines
1.0 KiB
28 lines
1.0 KiB
4 weeks ago
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import { isArray, isNumber, map } from '../core/util.js';
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export function normalizeLineDash(lineType, lineWidth) {
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if (!lineType || lineType === 'solid' || !(lineWidth > 0)) {
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return null;
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}
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return lineType === 'dashed'
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? [4 * lineWidth, 2 * lineWidth]
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: lineType === 'dotted'
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? [lineWidth]
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: isNumber(lineType)
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? [lineType] : isArray(lineType) ? lineType : null;
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}
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export function getLineDash(el) {
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var style = el.style;
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var lineDash = style.lineDash && style.lineWidth > 0 && normalizeLineDash(style.lineDash, style.lineWidth);
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var lineDashOffset = style.lineDashOffset;
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if (lineDash) {
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var lineScale_1 = (style.strokeNoScale && el.getLineScale) ? el.getLineScale() : 1;
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if (lineScale_1 && lineScale_1 !== 1) {
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lineDash = map(lineDash, function (rawVal) {
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return rawVal / lineScale_1;
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});
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lineDashOffset /= lineScale_1;
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}
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}
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return [lineDash, lineDashOffset];
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}
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