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🎨 https://github.com/siyuan-note/siyuan/issues/13343

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This commit is contained in:
Vanessa 2024-12-07 12:29:06 +08:00
parent 68748dc6cd
commit 0f027ed714
5 changed files with 76 additions and 28 deletions
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94
app/src/protyle/render/searchMarkRender.ts
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@ -1,31 +1,79 @@
export const searchMarkRender = (protyle: IProtyle, keys: string[]) => {
import {Constants} from "../../constants";
export const searchMarkRender = (protyle: IProtyle, keys: string[], isHL:boolean) => {
if (!isSupportCSSHL()) {
return;
}
protyle.highlight.markHL.clear();
protyle.highlight.markHL.clear();
protyle.highlight.ranges = [];
matchElements.forEach((item, index) => {
const range = new Range();
if (item.getAttribute("data-type") === "search-mark") {
const contentElement = item.firstChild;
item.replaceWith(contentElement);
range.selectNodeContents(contentElement);
} else {
item.setAttribute("data-type", item.getAttribute("data-type").replace(" search-mark", "").replace("search-mark ", ""));
range.selectNodeContents(item);
setTimeout(() => {
protyle.highlight.markHL.clear();
protyle.highlight.markHL.clear();
protyle.highlight.ranges = [];
// 准备一个数组来保存所有文本节点
const textNodes: Node[] = [];
const textNodesSize: number[] = [];
let currentSize = 0;
const treeWalker = document.createTreeWalker(protyle.wysiwyg.element, NodeFilter.SHOW_TEXT);
let currentNode = treeWalker.nextNode();
while (currentNode) {
textNodes.push(currentNode);
currentSize += currentNode.textContent.length
textNodesSize.push(currentSize);
currentNode = treeWalker.nextNode();
}
if (index === protyle.highlight.rangeIndex && !protyle.options.backlinkData) {
protyle.highlight.markHL.add(range);
} else {
protyle.highlight.mark.add(range);
const text = protyle.wysiwyg.element.textContent;
const rangeIndexes: { range: Range, startIndex: number }[] = [];
keys.forEach(key => {
let startIndex = 0;
let endIndex = 0;
let currentNodeIndex = 0;
while ((startIndex = text.indexOf(key, startIndex)) !== -1) {
const range = new Range();
endIndex = startIndex + key.length;
try {
while (currentNodeIndex < textNodes.length && textNodesSize[currentNodeIndex] <= startIndex) {
currentNodeIndex++;
}
let currentTextNode = textNodes[currentNodeIndex];
range.setStart(currentTextNode, startIndex - (currentNodeIndex ? textNodesSize[currentNodeIndex - 1] : 0));
while (currentNodeIndex < textNodes.length && textNodesSize[currentNodeIndex] < endIndex) {
currentNodeIndex++
}
currentTextNode = textNodes[currentNodeIndex]
range.setEnd(currentTextNode, endIndex - (currentNodeIndex ? textNodesSize[currentNodeIndex - 1] : 0));
rangeIndexes.push({range, startIndex});
} catch (e) {
console.error("searchMarkRender error:", e);
}
startIndex = endIndex;
}
})
rangeIndexes.sort((b, a) => {
if (a.startIndex > b.startIndex) {
return -1
} else {
return 0
}
}).forEach((item, index) => {
if (index === protyle.highlight.rangeIndex && isHL) {
protyle.highlight.markHL.add(item.range);
} else {
protyle.highlight.mark.add(item.range);
}
protyle.highlight.ranges.push(item.range);
});
CSS.highlights.set("search-mark-" + protyle.highlight.styleElement.dataset.uuid, protyle.highlight.mark);
if (!protyle.options.backlinkData) {
CSS.highlights.set("search-mark-hl-" + protyle.highlight.styleElement.dataset.uuid, protyle.highlight.markHL);
}
protyle.highlight.ranges.push(range);
});
CSS.highlights.set("search-mark-" + protyle.highlight.styleElement.dataset.uuid, protyle.highlight.mark);
if (!protyle.options.backlinkData) {
CSS.highlights.set("search-mark-hl-" + protyle.highlight.styleElement.dataset.uuid, protyle.highlight.markHL);
}
}, protyle.wysiwyg.element.querySelector(".hljs") ? Constants.TIMEOUT_TRANSITION : 0);
};