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fix:图片墨迹保存问题

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CJKmkp
2025-07-29 17:38:58 +08:00
parent 53a498c581
commit 1c1dd81474
5 changed files with 192 additions and 32 deletions
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Ink Canvas/MainWindow_cs/MW_TimeMachine.cs
+41 -2
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@@ -135,12 +135,51 @@ namespace Ink_Canvas {
if (item.StrokeHasBeenCleared) {
// Undo: 移除元素
if (item.InsertedElement != null && targetCanvas.Children.Contains(item.InsertedElement))
if (item.InsertedElement != null && targetCanvas.Children.Contains(item.InsertedElement)) {
targetCanvas.Children.Remove(item.InsertedElement);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 移除UI元素 {item.InsertedElement.GetType().Name}", LogHelper.LogType.Trace);
}
} else {
// Redo: 添加元素
if (item.InsertedElement != null && !targetCanvas.Children.Contains(item.InsertedElement))
if (item.InsertedElement != null) {
// 确保元素不在画布上，如果在就先移除
if (targetCanvas.Children.Contains(item.InsertedElement)) {
targetCanvas.Children.Remove(item.InsertedElement);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 先移除已存在的UI元素 {item.InsertedElement.GetType().Name}", LogHelper.LogType.Trace);
}
// 确保元素没有其他父容器
if (item.InsertedElement is FrameworkElement fe && fe.Parent != null) {
if (fe.Parent is Panel parentPanel) {
parentPanel.Children.Remove(fe);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 从其他父容器移除UI元素 {item.InsertedElement.GetType().Name}", LogHelper.LogType.Trace);
}
}
targetCanvas.Children.Add(item.InsertedElement);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 添加UI元素 {item.InsertedElement.GetType().Name}", LogHelper.LogType.Trace);
// 重新绑定事件处理器（仅对主画布）
if (targetCanvas == inkCanvas) {
if (item.InsertedElement is Image img) {
img.MouseDown -= UIElement_MouseDown;
img.MouseDown += UIElement_MouseDown;
img.IsManipulationEnabled = true;
// 重新应用CenterAndScaleElement变换
CenterAndScaleElement(img);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 重新配置图片元素 {img.Name}", LogHelper.LogType.Trace);
} else if (item.InsertedElement is MediaElement media) {
media.MouseDown -= UIElement_MouseDown;
media.MouseDown += UIElement_MouseDown;
media.IsManipulationEnabled = true;
// 重新应用CenterAndScaleElement变换
CenterAndScaleElement(media);
LogHelper.WriteLogToFile($"ApplyHistoryToCanvas: 重新配置媒体元素 {media.Name}", LogHelper.LogType.Trace);
}
}
}
}
}