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improve:墨迹渐隐

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CJKmkp
2025-09-06 13:16:10 +08:00
parent 41bcae9d05
commit 1a9ddf1969
6 changed files with 757 additions and 65 deletions
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Ink Canvas/Windows/SettingsViews/SettingsWindow.xaml.cs
+348
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@@ -218,6 +218,9 @@ namespace Ink_Canvas.Windows {
_selectedSidebarItemName = "CanvasAndInkItem";
UpdateSidebarItemsSelection();
// 为自定义滑块控件添加触摸支持
AddTouchSupportToCustomSliders();
}
@@ -594,5 +597,350 @@ namespace Ink_Canvas.Windows {
}
}
}
#region 自定义滑块触摸支持
/// <summary>
/// 为自定义滑块控件添加触摸和手写笔事件支持
/// </summary>
private void AddTouchSupportToCustomSliders()
{
try
{
// 延迟执行，确保UI元素已加载
Dispatcher.BeginInvoke(new Action(() =>
{
// 查找所有自定义滑块控件并添加触摸支持
AddTouchSupportToCustomSliderInPane(CanvasAndInkPane);
AddTouchSupportToCustomSliderInPane(ThemePane);
AddTouchSupportToCustomSliderInPane(PowerPointPane);
AddTouchSupportToCustomSliderInPane(AutomationPane);
AddTouchSupportToCustomSliderInPane(LuckyRandomPane);
AddTouchSupportToCustomSliderInPane(AdvancedPane);
}), System.Windows.Threading.DispatcherPriority.Loaded);
}
catch (Exception ex)
{
// 记录错误但不影响程序运行
System.Diagnostics.Debug.WriteLine($"添加自定义滑块触摸支持时出错: {ex.Message}");
}
}
/// <summary>
/// 为指定面板中的自定义滑块控件添加触摸支持
/// </summary>
/// <param name="pane">面板控件</param>
private void AddTouchSupportToCustomSliderInPane(Grid pane)
{
if (pane == null) return;
// 查找面板中的所有自定义滑块控件
var customSliders = FindCustomSlidersInPanel(pane);
foreach (var slider in customSliders)
{
AddTouchSupportToCustomSlider(slider);
}
}
/// <summary>
/// 在面板中查找自定义滑块控件
/// </summary>
/// <param name="panel">面板控件</param>
/// <returns>自定义滑块控件列表</returns>
private List<CustomSliderInfo> FindCustomSlidersInPanel(DependencyObject panel)
{
var customSliders = new List<CustomSliderInfo>();
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(panel); i++)
{
var child = VisualTreeHelper.GetChild(panel, i);
// 检查是否是自定义滑块控件（包含GnomeSliderThumb图片的Grid）
if (child is Grid grid)
{
var customSlider = FindCustomSliderInGrid(grid);
if (customSlider != null)
{
customSliders.Add(customSlider);
}
}
// 递归查找子元素
customSliders.AddRange(FindCustomSlidersInPanel(child));
}
return customSliders;
}
/// <summary>
/// 在Grid中查找自定义滑块控件
/// </summary>
/// <param name="grid">Grid控件</param>
/// <returns>自定义滑块信息</returns>
private CustomSliderInfo FindCustomSliderInGrid(Grid grid)
{
// 查找包含GnomeSliderThumb图片的Grid
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(grid); i++)
{
var child = VisualTreeHelper.GetChild(grid, i);
if (child is Image image && image.Source != null)
{
var sourceName = image.Source.ToString();
if (sourceName.Contains("GnomeSliderThumb"))
{
// 找到滑块控件，创建自定义滑块信息
var customSlider = new CustomSliderInfo
{
Container = grid,
ThumbImage = image,
TrackBorder = FindTrackBorderInGrid(grid),
ValueBorder = FindValueBorderInGrid(grid)
};
return customSlider;
}
}
}
return null;
}
/// <summary>
/// 在Grid中查找轨道Border
/// </summary>
/// <param name="grid">Grid控件</param>
/// <returns>轨道Border</returns>
private Border FindTrackBorderInGrid(Grid grid)
{
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(grid); i++)
{
var child = VisualTreeHelper.GetChild(grid, i);
if (child is Border border && border.Background != null)
{
var brush = border.Background as SolidColorBrush;
if (brush != null && brush.Color.ToString() == "#FFDEDEDE")
{
return border;
}
}
}
return null;
}
/// <summary>
/// 在Grid中查找值显示Border
/// </summary>
/// <param name="grid">Grid控件</param>
/// <returns>值显示Border</returns>
private Border FindValueBorderInGrid(Grid grid)
{
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(grid); i++)
{
var child = VisualTreeHelper.GetChild(grid, i);
if (child is Border border && border.Background != null)
{
var brush = border.Background as SolidColorBrush;
if (brush != null && brush.Color.ToString() == "#FF3584E4")
{
return border;
}
}
}
return null;
}
/// <summary>
/// 为自定义滑块控件添加触摸支持
/// </summary>
/// <param name="customSlider">自定义滑块信息</param>
private void AddTouchSupportToCustomSlider(CustomSliderInfo customSlider)
{
if (customSlider?.Container == null) return;
// 启用触摸和手写笔支持
customSlider.Container.IsManipulationEnabled = true;
// 添加触摸事件
customSlider.Container.TouchDown += (s, e) => CustomSlider_TouchDown(s, e, customSlider);
customSlider.Container.TouchMove += (s, e) => CustomSlider_TouchMove(s, e, customSlider);
customSlider.Container.TouchUp += (s, e) => CustomSlider_TouchUp(s, e, customSlider);
// 添加手写笔事件
customSlider.Container.StylusDown += (s, e) => CustomSlider_StylusDown(s, e, customSlider);
customSlider.Container.StylusMove += (s, e) => CustomSlider_StylusMove(s, e, customSlider);
customSlider.Container.StylusUp += (s, e) => CustomSlider_StylusUp(s, e, customSlider);
// 添加操作事件
customSlider.Container.ManipulationStarted += (s, e) => CustomSlider_ManipulationStarted(s, e, customSlider);
customSlider.Container.ManipulationDelta += (s, e) => CustomSlider_ManipulationDelta(s, e, customSlider);
customSlider.Container.ManipulationCompleted += (s, e) => CustomSlider_ManipulationCompleted(s, e, customSlider);
}
/// <summary>
/// 自定义滑块触摸按下事件处理
/// </summary>
private void CustomSlider_TouchDown(object sender, TouchEventArgs e, CustomSliderInfo customSlider)
{
customSlider.Container.CaptureTouch(e.TouchDevice);
customSlider.IsTouchCaptured = true;
var touchPoint = e.GetTouchPoint(customSlider.Container);
UpdateCustomSliderValueFromPosition(customSlider, touchPoint.Position);
e.Handled = true;
}
/// <summary>
/// 自定义滑块触摸移动事件处理
/// </summary>
private void CustomSlider_TouchMove(object sender, TouchEventArgs e, CustomSliderInfo customSlider)
{
// 检查是否有触摸捕获
if (!customSlider.IsTouchCaptured) return;
var touchPoint = e.GetTouchPoint(customSlider.Container);
UpdateCustomSliderValueFromPosition(customSlider, touchPoint.Position);
e.Handled = true;
}
/// <summary>
/// 自定义滑块触摸释放事件处理
/// </summary>
private void CustomSlider_TouchUp(object sender, TouchEventArgs e, CustomSliderInfo customSlider)
{
customSlider.Container.ReleaseTouchCapture(e.TouchDevice);
customSlider.IsTouchCaptured = false;
e.Handled = true;
}
/// <summary>
/// 自定义滑块手写笔按下事件处理
/// </summary>
private void CustomSlider_StylusDown(object sender, StylusDownEventArgs e, CustomSliderInfo customSlider)
{
customSlider.Container.CaptureStylus();
var stylusPoint = e.GetStylusPoints(customSlider.Container);
if (stylusPoint.Count > 0)
{
UpdateCustomSliderValueFromPosition(customSlider, stylusPoint[0].ToPoint());
}
e.Handled = true;
}
/// <summary>
/// 自定义滑块手写笔移动事件处理
/// </summary>
private void CustomSlider_StylusMove(object sender, StylusEventArgs e, CustomSliderInfo customSlider)
{
if (!customSlider.Container.IsStylusCaptured) return;
var stylusPoint = e.GetStylusPoints(customSlider.Container);
if (stylusPoint.Count > 0)
{
UpdateCustomSliderValueFromPosition(customSlider, stylusPoint[0].ToPoint());
}
e.Handled = true;
}
/// <summary>
/// 自定义滑块手写笔释放事件处理
/// </summary>
private void CustomSlider_StylusUp(object sender, StylusEventArgs e, CustomSliderInfo customSlider)
{
customSlider.Container.ReleaseStylusCapture();
e.Handled = true;
}
/// <summary>
/// 自定义滑块操作开始事件处理
/// </summary>
private void CustomSlider_ManipulationStarted(object sender, ManipulationStartedEventArgs e, CustomSliderInfo customSlider)
{
e.Handled = true;
}
/// <summary>
/// 自定义滑块操作变化事件处理
/// </summary>
private void CustomSlider_ManipulationDelta(object sender, ManipulationDeltaEventArgs e, CustomSliderInfo customSlider)
{
var manipulationOrigin = e.ManipulationOrigin;
UpdateCustomSliderValueFromPosition(customSlider, manipulationOrigin);
e.Handled = true;
}
/// <summary>
/// 自定义滑块操作完成事件处理
/// </summary>
private void CustomSlider_ManipulationCompleted(object sender, ManipulationCompletedEventArgs e, CustomSliderInfo customSlider)
{
e.Handled = true;
}
/// <summary>
/// 根据触摸/手写笔位置更新自定义滑块值
/// </summary>
/// <param name="customSlider">自定义滑块信息</param>
/// <param name="position">触摸/手写笔位置</param>
private void UpdateCustomSliderValueFromPosition(CustomSliderInfo customSlider, Point position)
{
if (customSlider?.TrackBorder == null || customSlider.ThumbImage == null) return;
try
{
// 计算滑块轨道的实际位置和长度
var trackWidth = customSlider.TrackBorder.ActualWidth;
if (trackWidth <= 0) return;
// 计算相对位置（0-1之间）
var relativePosition = Math.Max(0, Math.Min(1, position.X / trackWidth));
// 更新滑块位置
var thumbTransform = customSlider.ThumbImage.RenderTransform as TranslateTransform;
if (thumbTransform == null)
{
thumbTransform = new TranslateTransform();
customSlider.ThumbImage.RenderTransform = thumbTransform;
}
// 计算新的滑块位置
var newX = relativePosition * trackWidth;
thumbTransform.X = newX;
// 更新值显示Border的宽度
if (customSlider.ValueBorder != null)
{
var valueWidth = relativePosition * trackWidth;
customSlider.ValueBorder.Width = Math.Max(0, valueWidth);
// 调整值显示Border的位置
var valueMargin = customSlider.ValueBorder.Margin;
customSlider.ValueBorder.Margin = new Thickness(0, valueMargin.Top, trackWidth - valueWidth, valueMargin.Bottom);
}
// 这里可以根据需要添加值变化事件处理
// 例如：OnCustomSliderValueChanged(customSlider, relativePosition);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine($"更新自定义滑块值时出错: {ex.Message}");
}
}
/// <summary>
/// 自定义滑块信息类
/// </summary>
private class CustomSliderInfo
{
public Grid Container { get; set; }
public Image ThumbImage { get; set; }
public Border TrackBorder { get; set; }
public Border ValueBorder { get; set; }
public bool IsTouchCaptured { get; set; } = false;
}
#endregion
}
}