优化图片和显示问题

2026-09-22 17:39:48 +08:00
parent 0f26163ad7
commit 381a48b5c5
12 changed files with 54 additions and 13 deletions
@@ -789,7 +789,10 @@ $('#down_obj').click(function () {
 $('#set_bg').click(function () {
    let obj = canvas.getActiveObject()
    let idx = getIndex(obj)
-    var oldBg = background_image1 || background_image
+    // 旧背景：取当前画布对应的占位背景图（正面->background_image1，背面->background_image2），
+    // 背面场景下 background_image 已被 #back_side 切换为 background_image2。
+    var oldBg = (canvas === canvas2) ? background_image2 : background_image1
+    if (!oldBg) oldBg = background_image
    var frame = typeof window.soonDesign2FrameOrigin === 'function'
        ? window.soonDesign2FrameOrigin(canvas)
        : { left: oldBg.left, top: oldBg.top }