340 lines
16 KiB
C#
340 lines
16 KiB
C#
using Ink_Canvas.Helpers;
|
|
using System;
|
|
using System.Diagnostics;
|
|
using System.Linq;
|
|
using System.Threading.Tasks;
|
|
using System.Windows;
|
|
using System.Windows.Ink;
|
|
using System.Windows.Media;
|
|
using System.Windows.Media.Imaging;
|
|
using System.Windows.Controls;
|
|
using Newtonsoft.Json;
|
|
using System.Collections.Generic;
|
|
using System.IO;
|
|
|
|
namespace Ink_Canvas {
|
|
public partial class MainWindow : Window {
|
|
private StrokeCollection[] strokeCollections = new StrokeCollection[101];
|
|
private bool[] whiteboadLastModeIsRedo = new bool[101];
|
|
private StrokeCollection lastTouchDownStrokeCollection = new StrokeCollection();
|
|
|
|
private int CurrentWhiteboardIndex = 1;
|
|
private int WhiteboardTotalCount = 1;
|
|
private TimeMachineHistory[][] TimeMachineHistories = new TimeMachineHistory[101][]; //最多99页，0用来存储非白板时的墨迹以便还原
|
|
|
|
// 保存每页白板图片信息
|
|
private void SaveStrokes(bool isBackupMain = false) {
|
|
// 确保画布上的所有UI元素都被保存到时间机器历史记录中
|
|
var currentHistory = timeMachine.ExportTimeMachineHistory();
|
|
var elementsInHistory = new HashSet<UIElement>();
|
|
|
|
// 收集已经在历史记录中的元素
|
|
if (currentHistory != null) {
|
|
foreach (var h in currentHistory) {
|
|
if (h.CommitType == TimeMachineHistoryType.ElementInsert &&
|
|
h.InsertedElement != null &&
|
|
!h.StrokeHasBeenCleared) {
|
|
elementsInHistory.Add(h.InsertedElement);
|
|
}
|
|
}
|
|
}
|
|
|
|
// 检查画布上的所有UI元素，确保它们都在历史记录中
|
|
var missingElements = 0;
|
|
foreach (UIElement child in inkCanvas.Children) {
|
|
if (child is Image || child is MediaElement) {
|
|
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) {
|
|
// 检查是否有墨迹没有在时间机器历史记录中
|
|
var strokesInHistory = new HashSet<Stroke>();
|
|
if (currentHistory != null) {
|
|
foreach (var h in currentHistory) {
|
|
if (h.CommitType == TimeMachineHistoryType.UserInput &&
|
|
h.CurrentStroke != null &&
|
|
!h.StrokeHasBeenCleared) {
|
|
foreach (Stroke stroke in h.CurrentStroke) {
|
|
strokesInHistory.Add(stroke);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// 收集没有在历史记录中的墨迹
|
|
var missingStrokes = new StrokeCollection();
|
|
foreach (Stroke stroke in inkCanvas.Strokes) {
|
|
if (!strokesInHistory.Contains(stroke)) {
|
|
missingStrokes.Add(stroke);
|
|
}
|
|
}
|
|
|
|
if (missingStrokes.Count > 0) {
|
|
timeMachine.CommitStrokeUserInputHistory(missingStrokes);
|
|
LogHelper.WriteLogToFile($"SaveStrokes: 补充保存了 {missingStrokes.Count} 个遗漏的墨迹", LogHelper.LogType.Trace);
|
|
}
|
|
}
|
|
|
|
if (isBackupMain) {
|
|
var timeMachineHistory = timeMachine.ExportTimeMachineHistory();
|
|
TimeMachineHistories[0] = timeMachineHistory;
|
|
timeMachine.ClearStrokeHistory();
|
|
|
|
// 调试信息
|
|
var elementCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.ElementInsert && !h.StrokeHasBeenCleared) ?? 0;
|
|
var strokeHistoryCount = timeMachineHistory?.Count(h => h.CommitType == TimeMachineHistoryType.UserInput && !h.StrokeHasBeenCleared) ?? 0;
|
|
var currentCanvasElements = inkCanvas.Children.Count;
|
|
var currentCanvasStrokes = inkCanvas.Strokes.Count;
|
|
var selectedElement = selectedUIElement?.GetType().Name ?? "无";
|
|
LogHelper.WriteLogToFile($"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($"SaveStrokes(页面{CurrentWhiteboardIndex}): 保存了 {elementCount} 个UI元素, {strokeHistoryCount} 个墨迹历史, 当前画布有 {currentCanvasElements} 个元素, {currentCanvasStrokes} 个墨迹, 选中元素: {selectedElement}", LogHelper.LogType.Trace);
|
|
}
|
|
}
|
|
|
|
private void ClearStrokes(bool isErasedByCode) {
|
|
_currentCommitType = CommitReason.ClearingCanvas;
|
|
if (isErasedByCode) _currentCommitType = CommitReason.CodeInput;
|
|
|
|
// 取消任何UI元素的选择，隐藏拉伸控件
|
|
DeselectUIElement();
|
|
|
|
// 只清除笔画，不清除图片元素
|
|
// 图片元素的清除由调用方决定
|
|
inkCanvas.Strokes.Clear();
|
|
|
|
_currentCommitType = CommitReason.UserInput;
|
|
}
|
|
|
|
// 恢复每页白板图片信息
|
|
private void RestoreStrokes(bool isBackupMain = false) {
|
|
try {
|
|
var targetIndex = isBackupMain ? 0 : CurrentWhiteboardIndex;
|
|
|
|
// 先清空当前画布的墨迹
|
|
inkCanvas.Strokes.Clear();
|
|
|
|
// 保存当前的UI元素，稍后会被ApplyHistoryToCanvas正确处理
|
|
var currentElements = new List<UIElement>();
|
|
for (int i = inkCanvas.Children.Count - 1; i >= 0; i--)
|
|
{
|
|
currentElements.Add(inkCanvas.Children[i]);
|
|
}
|
|
inkCanvas.Children.Clear();
|
|
LogHelper.WriteLogToFile($"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" : $"页面{CurrentWhiteboardIndex}")}): 准备恢复 {elementCount} 个UI元素", LogHelper.LogType.Trace);
|
|
|
|
if (isBackupMain) {
|
|
timeMachine.ImportTimeMachineHistory(TimeMachineHistories[0]);
|
|
foreach (var item in TimeMachineHistories[0]) ApplyHistoryToCanvas(item);
|
|
} else {
|
|
timeMachine.ImportTimeMachineHistory(TimeMachineHistories[CurrentWhiteboardIndex]);
|
|
// 通过时间机器历史恢复所有内容（墨迹和图片）
|
|
foreach (var item in TimeMachineHistories[CurrentWhiteboardIndex]) ApplyHistoryToCanvas(item);
|
|
}
|
|
|
|
// 恢复后检查实际的UI元素数量
|
|
var actualElementCount = inkCanvas.Children.Count;
|
|
LogHelper.WriteLogToFile($"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);
|
|
}
|
|
}
|
|
|
|
private async void BtnWhiteBoardPageIndex_Click(object sender, EventArgs e) {
|
|
if (sender == BtnLeftPageListWB) {
|
|
if (BoardBorderLeftPageListView.Visibility == Visibility.Visible) {
|
|
AnimationsHelper.HideWithSlideAndFade(BoardBorderLeftPageListView);
|
|
} else {
|
|
AnimationsHelper.HideWithSlideAndFade(BoardBorderRightPageListView);
|
|
RefreshBlackBoardSidePageListView();
|
|
AnimationsHelper.ShowWithSlideFromBottomAndFade(BoardBorderLeftPageListView);
|
|
await Task.Delay(1);
|
|
ScrollViewToVerticalTop(
|
|
(ListViewItem)BlackBoardLeftSidePageListView.ItemContainerGenerator.ContainerFromIndex(
|
|
CurrentWhiteboardIndex - 1), BlackBoardLeftSidePageListScrollViewer);
|
|
}
|
|
} else if (sender == BtnRightPageListWB)
|
|
{
|
|
if (BoardBorderRightPageListView.Visibility == Visibility.Visible) {
|
|
AnimationsHelper.HideWithSlideAndFade(BoardBorderRightPageListView);
|
|
} else {
|
|
AnimationsHelper.HideWithSlideAndFade(BoardBorderLeftPageListView);
|
|
RefreshBlackBoardSidePageListView();
|
|
AnimationsHelper.ShowWithSlideFromBottomAndFade(BoardBorderRightPageListView);
|
|
await Task.Delay(1);
|
|
ScrollViewToVerticalTop(
|
|
(ListViewItem)BlackBoardRightSidePageListView.ItemContainerGenerator.ContainerFromIndex(
|
|
CurrentWhiteboardIndex - 1), BlackBoardRightSidePageListScrollViewer);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
private void BtnWhiteBoardSwitchPrevious_Click(object sender, EventArgs e) {
|
|
if (CurrentWhiteboardIndex <= 1) return;
|
|
|
|
// 取消任何UI元素的选择
|
|
DeselectUIElement();
|
|
|
|
SaveStrokes();
|
|
|
|
ClearStrokes(true);
|
|
CurrentWhiteboardIndex--;
|
|
|
|
RestoreStrokes();
|
|
|
|
UpdateIndexInfoDisplay();
|
|
}
|
|
|
|
private void BtnWhiteBoardSwitchNext_Click(object sender, EventArgs e) {
|
|
Trace.WriteLine("113223234");
|
|
|
|
if (Settings.Automation.IsAutoSaveStrokesAtClear &&
|
|
inkCanvas.Strokes.Count > Settings.Automation.MinimumAutomationStrokeNumber) SaveScreenShot(true);
|
|
if (CurrentWhiteboardIndex >= WhiteboardTotalCount) {
|
|
// 在最后一页时，点击“新页面”按钮直接新增一页
|
|
BtnWhiteBoardAdd_Click(sender, e);
|
|
return;
|
|
}
|
|
|
|
// 取消任何UI元素的选择
|
|
DeselectUIElement();
|
|
|
|
SaveStrokes();
|
|
|
|
ClearStrokes(true);
|
|
CurrentWhiteboardIndex++;
|
|
|
|
RestoreStrokes();
|
|
|
|
UpdateIndexInfoDisplay();
|
|
}
|
|
|
|
private void BtnWhiteBoardAdd_Click(object sender, EventArgs e) {
|
|
if (WhiteboardTotalCount >= 99) return;
|
|
if (Settings.Automation.IsAutoSaveStrokesAtClear &&
|
|
inkCanvas.Strokes.Count > Settings.Automation.MinimumAutomationStrokeNumber) SaveScreenShot(true);
|
|
|
|
// 取消任何UI元素的选择
|
|
DeselectUIElement();
|
|
|
|
SaveStrokes();
|
|
ClearStrokes(true);
|
|
|
|
WhiteboardTotalCount++;
|
|
CurrentWhiteboardIndex++;
|
|
|
|
if (CurrentWhiteboardIndex != WhiteboardTotalCount)
|
|
for (var i = WhiteboardTotalCount; i > CurrentWhiteboardIndex; i--)
|
|
TimeMachineHistories[i] = TimeMachineHistories[i - 1];
|
|
|
|
// 确保新页面的历史记录为空
|
|
TimeMachineHistories[CurrentWhiteboardIndex] = null;
|
|
|
|
// 恢复新页面（这会清空画布，因为历史记录为null）
|
|
RestoreStrokes();
|
|
|
|
UpdateIndexInfoDisplay();
|
|
|
|
if (WhiteboardTotalCount >= 99) BtnWhiteBoardAdd.IsEnabled = false;
|
|
|
|
if (BlackBoardLeftSidePageListView.Visibility == Visibility.Visible) {
|
|
RefreshBlackBoardSidePageListView();
|
|
}
|
|
}
|
|
|
|
private void BtnWhiteBoardDelete_Click(object sender, RoutedEventArgs e) {
|
|
ClearStrokes(true);
|
|
|
|
if (CurrentWhiteboardIndex != WhiteboardTotalCount)
|
|
for (var i = CurrentWhiteboardIndex; i <= WhiteboardTotalCount; i++)
|
|
TimeMachineHistories[i] = TimeMachineHistories[i + 1];
|
|
else
|
|
CurrentWhiteboardIndex--;
|
|
|
|
WhiteboardTotalCount--;
|
|
|
|
RestoreStrokes();
|
|
|
|
UpdateIndexInfoDisplay();
|
|
|
|
if (WhiteboardTotalCount < 99) BtnWhiteBoardAdd.IsEnabled = true;
|
|
}
|
|
|
|
private void UpdateIndexInfoDisplay() {
|
|
TextBlockWhiteBoardIndexInfo.Text =
|
|
$"{CurrentWhiteboardIndex}/{WhiteboardTotalCount}";
|
|
|
|
bool isLastPage = CurrentWhiteboardIndex == WhiteboardTotalCount;
|
|
bool isMaxPage = WhiteboardTotalCount >= 99;
|
|
|
|
// 设置按钮文本
|
|
BtnLeftWhiteBoardSwitchNextLabel.Text = isLastPage ? "新页面" : "下一页";
|
|
BtnRightWhiteBoardSwitchNextLabel.Text = isLastPage ? "新页面" : "下一页";
|
|
|
|
// 始终允许点击“下一页/新页面”按钮（除非已达最大页数）
|
|
BtnWhiteBoardSwitchNext.IsEnabled = !isMaxPage;
|
|
|
|
// 保持按钮常亮（高亮）
|
|
BtnLeftWhiteBoardSwitchNextGeometry.Brush = new SolidColorBrush(Color.FromArgb(255, 24, 24, 27));
|
|
BtnLeftWhiteBoardSwitchNextLabel.Opacity = 1;
|
|
BtnRightWhiteBoardSwitchNextGeometry.Brush = new SolidColorBrush(Color.FromArgb(255, 24, 24, 27));
|
|
BtnRightWhiteBoardSwitchNextLabel.Opacity = 1;
|
|
|
|
BtnWhiteBoardSwitchPrevious.IsEnabled = true;
|
|
|
|
if (CurrentWhiteboardIndex == 1) {
|
|
BtnWhiteBoardSwitchPrevious.IsEnabled = false;
|
|
BtnLeftWhiteBoardSwitchPreviousGeometry.Brush = new SolidColorBrush(Color.FromArgb(127, 24, 24, 27));
|
|
BtnLeftWhiteBoardSwitchPreviousLabel.Opacity = 0.5;
|
|
BtnRightWhiteBoardSwitchPreviousGeometry.Brush = new SolidColorBrush(Color.FromArgb(127, 24, 24, 27));
|
|
BtnRightWhiteBoardSwitchPreviousLabel.Opacity = 0.5;
|
|
} else {
|
|
BtnLeftWhiteBoardSwitchPreviousGeometry.Brush = new SolidColorBrush(Color.FromArgb(255, 24, 24, 27));
|
|
BtnLeftWhiteBoardSwitchPreviousLabel.Opacity = 1;
|
|
BtnRightWhiteBoardSwitchPreviousGeometry.Brush = new SolidColorBrush(Color.FromArgb(255, 24, 24, 27));
|
|
BtnRightWhiteBoardSwitchPreviousLabel.Opacity = 1;
|
|
}
|
|
|
|
BtnWhiteBoardDelete.IsEnabled = WhiteboardTotalCount != 1;
|
|
}
|
|
}
|
|
} |