24 lines
951 B
JavaScript
24 lines
951 B
JavaScript
/** converting camel-cased strings to be lowercase and link it with Separato */
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export function toLowercaseSeparator(key) {
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return key.replace(/([A-Z])/g, '-$1').toLowerCase();
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}
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export function getStyleStr(style) {
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return Object.keys(style).map(key => `${toLowercaseSeparator(key)}: ${style[key]};`).join(' ');
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}
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/** Returns the ratio of the device's physical pixel resolution to the css pixel resolution */
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export function getPixelRatio() {
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return window.devicePixelRatio || 1;
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}
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/** Whether to re-render the watermark */
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export const reRendering = (mutation, isWatermarkEle) => {
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let flag = false;
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// Whether to delete the watermark node
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if (mutation.removedNodes.length) {
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flag = Array.from(mutation.removedNodes).some(node => isWatermarkEle(node));
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}
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// Whether the watermark dom property value has been modified
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if (mutation.type === 'attributes' && isWatermarkEle(mutation.target)) {
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flag = true;
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}
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return flag;
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}; |