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fix:图片墨迹保存问题

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CJKmkp
2025-07-29 17:44:15 +08:00
parent 1c1dd81474
commit 7f88d9ae27
4 changed files with 9 additions and 71 deletions
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Ink Canvas/MainWindow_cs/MW_BoardControls.cs
+7 -39
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@@ -46,14 +46,10 @@ namespace Ink_Canvas {
if (!elementsInHistory.Contains(child)) {
timeMachine.CommitElementInsertHistory(child);
missingElements++;
LogHelper.WriteLogToFile($"SaveStrokes: 补充保存遗漏的UI元素 {child.GetType().Name}", LogHelper.LogType.Trace);
}
}
}
if (missingElements > 0) {
LogHelper.WriteLogToFile($"SaveStrokes: 总共补充保存了 {missingElements} 个遗漏的UI元素", LogHelper.LogType.Trace);
}
// 确保画布上的所有墨迹都被保存
if (inkCanvas.Strokes.Count > 0) {
@@ -81,7 +77,6 @@ namespace Ink_Canvas {
if (missingStrokes.Count > 0) {
timeMachine.CommitStrokeUserInputHistory(missingStrokes);
LogHelper.WriteLogToFile($"SaveStrokes: 补充保存了 {missingStrokes.Count} 个遗漏的墨迹", LogHelper.LogType.Trace);
}
}
@@ -90,25 +85,13 @@ namespace Ink_Canvas {
TimeMachineHistories[0] = timeMachineHistory;
timeMachine.ClearStrokeHistory();
// 调试信息
var elementCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.ElementInsert && !h.StrokeHasBeenCleared) ?? 0;
var strokeHistoryCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.UserInput && !h.StrokeHasBeenCleared) ?? 0;
var currentCanvasElements = inkCanvas.Children.Count;
var currentCanvasStrokes = inkCanvas.Strokes.Count;
var selectedElement = selectedUIElement?.GetType().Name ?? "无";
LogHelper.WriteLogToFile($"SaveStrokes(备份主页面): 保存了 {elementCount} 个UI元素, {strokeHistoryCount} 个墨迹历史, 当前画布有 {currentCanvasElements} 个元素, {currentCanvasStrokes} 个墨迹, 选中元素: {selectedElement}", LogHelper.LogType.Trace);
} else {
var timeMachineHistory = timeMachine.ExportTimeMachineHistory();
TimeMachineHistories[CurrentWhiteboardIndex] = timeMachineHistory;
timeMachine.ClearStrokeHistory();
// 调试信息
var elementCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.ElementInsert && !h.StrokeHasBeenCleared) ?? 0;
var strokeHistoryCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.UserInput && !h.StrokeHasBeenCleared) ?? 0;
var currentCanvasElements = inkCanvas.Children.Count;
var currentCanvasStrokes = inkCanvas.Strokes.Count;
var selectedElement = selectedUIElement?.GetType().Name ?? "无";
LogHelper.WriteLogToFile($"SaveStrokes(页面{CurrentWhiteboardIndex}): 保存了 {elementCount} 个UI元素, {strokeHistoryCount} 个墨迹历史, 当前画布有 {currentCanvasElements} 个元素, {currentCanvasStrokes} 个墨迹, 选中元素: {selectedElement}", LogHelper.LogType.Trace);
}
}
@@ -134,26 +117,16 @@ namespace Ink_Canvas {
// 先清空当前画布的墨迹
inkCanvas.Strokes.Clear();
// 保存当前的UI元素，稍后会被ApplyHistoryToCanvas正确处理
var currentElements = new List<UIElement>();
for (int i = inkCanvas.Children.Count - 1; i >= 0; i--)
{
currentElements.Add(inkCanvas.Children[i]);
}
// 清空当前画布的所有内容（墨迹和图片）
// 这里必须清除图片，因为页面切换时需要完全重置画布状态
inkCanvas.Children.Clear();
LogHelper.WriteLogToFile($"RestoreStrokes: 清空了 {currentElements.Count} 个当前UI元素", LogHelper.LogType.Trace);
// 如果历史记录为空，直接返回（新页面或空页面）
if (TimeMachineHistories[targetIndex] == null) {
timeMachine.ClearStrokeHistory();
LogHelper.WriteLogToFile($"RestoreStrokes({(isBackupMain ? "备份主页面" : $"页面{CurrentWhiteboardIndex}")}): 历史记录为空", LogHelper.LogType.Trace);
return;
}
var targetHistory = TimeMachineHistories[targetIndex];
var elementCount = targetHistory?.Count(h => h.CommitType == TimeMachineHistoryType.ElementInsert && !h.StrokeHasBeenCleared) ?? 0;
LogHelper.WriteLogToFile($"RestoreStrokes({(isBackupMain ? "备份主页面" : $"页面{CurrentWhiteboardIndex}")}): 准备恢复 {elementCount} 个UI元素", LogHelper.LogType.Trace);
if (isBackupMain) {
timeMachine.ImportTimeMachineHistory(TimeMachineHistories[0]);
foreach (var item in TimeMachineHistories[0]) ApplyHistoryToCanvas(item);
@@ -163,18 +136,13 @@ namespace Ink_Canvas {
foreach (var item in TimeMachineHistories[CurrentWhiteboardIndex]) ApplyHistoryToCanvas(item);
}
// 恢复后检查实际的UI元素数量
var actualElementCount = inkCanvas.Children.Count;
LogHelper.WriteLogToFile($"RestoreStrokes({(isBackupMain ? "备份主页面" : $"页面{CurrentWhiteboardIndex}")}): 实际恢复了 {actualElementCount} 个UI元素", LogHelper.LogType.Trace);
// 确保选中状态被清除，因为我们切换了页面
if (selectedUIElement != null) {
DeselectUIElement();
LogHelper.WriteLogToFile($"RestoreStrokes: 清除了选中状态", LogHelper.LogType.Trace);
}
}
catch (Exception ex) {
LogHelper.WriteLogToFile($"RestoreStrokes失败: {ex.Message}", LogHelper.LogType.Error);
catch {
// ignored
}
}