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fix: convert-browser.js 画布尺寸和 convert-w2p.js 同步

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多slide用容器尺寸，单slide用canvas（限制140cm）
This commit is contained in:
李进
2026-07-27 16:29:43 +08:00
parent 3c346e43e5
commit 5a3fa6bf20
1 changed files with 9 additions and 5 deletions
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web-to-ppt/convert-browser.js
+9 -5
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@@ -506,11 +506,15 @@ async function convertToPptx(input, onProgress) {
slides.push({ background: slideBg, objects }); slides.push({ background: slideBg, objects });
} }
// 6. 画布尺寸 // 6. 画布尺寸：多slide用容器尺寸，单slide用canvas（限制140cm）
const slideW2 = canvas.width || (slideGroups.length > 0 ? slideGroups[0].slideRect.w : 1920); var sizeSource;
const slideH2 = Math.min(canvas.height || 1080, MAX_H_IN * 72); if (slideGroups.length > 1) {
const sw = slideW2 / 72; sizeSource = slideGroups[0].slideRect;
const sh = Math.min(slideH2 / 72, MAX_H_IN); } else {
sizeSource = { w: canvas.width || 1920, h: Math.min(canvas.height || 1080, MAX_H_IN * 72) };
}
const sw = sizeSource.w / 72;
const sh = Math.min(sizeSource.h / 72, MAX_H_IN);
return { return {
presentation: { layout: 'CUSTOM', slideWidth: sw, slideHeight: sh }, presentation: { layout: 'CUSTOM', slideWidth: sw, slideHeight: sh },