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delete:墨迹预测

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CJKmkp
2026-03-28 17:52:30 +08:00
parent 9d0baa0799
commit f7013196f7
11 changed files with 6 additions and 324 deletions
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Ink Canvas/Helpers/WinRtInkShapeRecognizer.cs
+3 -2
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@@ -1,8 +1,10 @@
using System;
using System.Collections.Generic;
using System.Numerics;
using System.Runtime.InteropServices.WindowsRuntime;
using System.Threading.Tasks;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using OSVersionExtension;
using WinRtInkAnalyzer = global::Windows.UI.Input.Inking.Analysis.InkAnalyzer;
@@ -103,8 +105,7 @@ namespace Ink_Canvas.Helpers
new global::Windows.Foundation.Point((float)pi.X, (float)pi.Y), (float)sp.PressureFactor));
}
var transform = global::Windows.Foundation.Numerics.Matrix3x2.Identity;
return builder.CreateStrokeFromInkPoints(inkPoints, transform);
return builder.CreateStrokeFromInkPoints(inkPoints, Matrix3x2.Identity);
}
private static global::Windows.UI.Input.Inking.Analysis.InkAnalysisInkDrawing FindPrimaryDrawing(
Ink Canvas/MainWindow.xaml
-26
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@@ -1125,23 +1125,6 @@
</ikw:SimpleStackPanel>
<TextBlock Text="{i18n:I18n Key=InkRecog_ShapeEngineHint}" TextWrapping="Wrap"
Foreground="#a1a1aa" MaxWidth="520" HorizontalAlignment="Left" />
<ikw:SimpleStackPanel Orientation="Horizontal" HorizontalAlignment="Left">
<TextBlock Foreground="#fafafa" Text="{i18n:I18n Key=InkRecog_InkStrokePrediction}" VerticalAlignment="Center"
FontSize="14" Margin="0,0,16,0" />
<ui:ToggleSwitch OnContent="" OffContent="" Name="ToggleSwitchInkStrokePredictionSettings"
IsOn="False" FontFamily="Microsoft YaHei UI" FontWeight="Bold"
Toggled="ToggleSwitchInkStrokePredictionSettings_Toggled" />
<ComboBox x:Name="ComboBoxInkStrokePredictionLeadSettings" Width="130" Margin="12,0,0,0"
FontFamily="Microsoft YaHei UI" VerticalAlignment="Center"
Visibility="Collapsed"
SelectionChanged="ComboBoxInkStrokePredictionLeadSettings_SelectionChanged">
<ComboBoxItem Content="自动" FontFamily="Microsoft YaHei UI" />
<ComboBoxItem Content="25ms" FontFamily="Microsoft YaHei UI" />
<ComboBoxItem Content="50ms" FontFamily="Microsoft YaHei UI" />
</ComboBox>
</ikw:SimpleStackPanel>
<TextBlock Text="{i18n:I18n Key=InkRecog_InkStrokePredictionHint}" TextWrapping="Wrap"
Foreground="#a1a1aa" MaxWidth="400" HorizontalAlignment="Left" />
<ikw:SimpleStackPanel Spacing="6"
Visibility="{Binding ElementName=ToggleSwitchEnableInkToShape, Path=IsOn, Converter={StaticResource BooleanToVisibilityConverter}}">
<ikw:SimpleStackPanel Orientation="Horizontal" HorizontalAlignment="Left">
@@ -4635,9 +4618,6 @@
PreviewTouchDown="InkCanvas_PreviewTouchDown"
PreviewTouchMove="InkCanvas_PreviewTouchMove"
PreviewTouchUp="InkCanvas_PreviewTouchUp"
PreviewStylusMove="inkCanvas_PreviewStylusMove"
PreviewMouseMove="inkCanvas_PreviewMouseMoveForPrediction"
LostStylusCapture="inkCanvas_LostStylusCapture"
MouseDown="inkCanvas_MouseDown"
MouseMove="inkCanvas_MouseMove"
MouseUp="inkCanvas_MouseUp"
@@ -4647,12 +4627,6 @@
ClipToBounds="False"
Background="Transparent" />
<Canvas x:Name="InkPredictionOverlay" Background="Transparent" IsHitTestVisible="False"
Panel.ZIndex="900">
<Polyline x:Name="InkPredictionPolyline" Visibility="Collapsed" StrokeLineJoin="Round"
StrokeStartLineCap="Round" StrokeEndLineCap="Round" />
</Canvas>
<Canvas x:Name="EraserOverlayCanvas"
Background="Transparent"
IsHitTestVisible="False"
Ink Canvas/MainWindow.xaml.cs
-12
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@@ -1156,9 +1156,6 @@ namespace Ink_Canvas
Trace.WriteLine("Eraser: Overlay disabled in non-eraser mode");
}
}
if (inkCanvas1.EditingMode != InkCanvasEditingMode.Ink)
EndInkPredictionStroke();
}
#endregion Ink Canvas
@@ -2270,13 +2267,6 @@ namespace Ink_Canvas
}
}
if (e.LeftButton == MouseButtonState.Pressed
&& inkCanvas != null
&& inkCanvas.EditingMode == InkCanvasEditingMode.Ink
&& penType != 1)
{
BeginInkPredictionStrokeIfNeeded();
}
}
// 手写笔输入
@@ -2284,13 +2274,11 @@ namespace Ink_Canvas
{
// 使用辅助方法设置光标
SetCursorBasedOnEditingMode(sender as InkCanvas);
BeginInkPredictionStrokeIfNeeded();
}
// 手写笔抬起事件（用于橡皮擦自动切换）
private void inkCanvas_StylusUp(object sender, StylusEventArgs e)
{
EndInkPredictionStroke();
HandleEraserOperationEnded();
}
Ink Canvas/MainWindow_cs/MW_InkPrediction.cs
-217
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@@ -1,217 +0,0 @@
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
namespace Ink_Canvas
{
/// <summary>
/// 墨迹预测：书写过程中根据速度与选项外推一小段预览线，减轻感知延迟。
/// </summary>
public partial class MainWindow
{
private bool _inkPredictionStrokeActive;
private bool _inkPredictionHasSample;
private bool _inkPredictionHasVelocity;
private Point _inkPredictionLastPos;
private int _inkPredictionLastTime;
private double _inkPredictionVx;
private double _inkPredictionVy;
private void SyncInkStrokePredictionLeadComboVisibility()
{
try
{
bool on = Settings?.Canvas != null && Settings.Canvas.EnableInkStrokePrediction;
var v = on ? Visibility.Visible : Visibility.Collapsed;
if (ComboBoxInkStrokePredictionLeadSettings != null)
ComboBoxInkStrokePredictionLeadSettings.Visibility = v;
}
catch
{
// ignore
}
}
private void ClearInkPredictionOverlay()
{
try
{
if (InkPredictionPolyline == null) return;
InkPredictionPolyline.Visibility = Visibility.Collapsed;
InkPredictionPolyline.Points.Clear();
}
catch
{
// ignore
}
}
private void BeginInkPredictionStrokeIfNeeded()
{
try
{
if (Settings?.Canvas == null || !Settings.Canvas.EnableInkStrokePrediction)
{
_inkPredictionStrokeActive = false;
return;
}
_inkPredictionStrokeActive = inkCanvas != null
&& inkCanvas.EditingMode == InkCanvasEditingMode.Ink
&& penType != 1
&& !_isBoardBrushMode;
_inkPredictionHasSample = false;
_inkPredictionHasVelocity = false;
ClearInkPredictionOverlay();
}
catch
{
_inkPredictionStrokeActive = false;
}
}
private void EndInkPredictionStroke()
{
_inkPredictionStrokeActive = false;
_inkPredictionHasSample = false;
_inkPredictionHasVelocity = false;
ClearInkPredictionOverlay();
}
private double GetInkPredictionLeadMs()
{
int mode = Settings?.Canvas?.InkStrokePredictionLeadMode ?? 0;
if (mode == 1) return 25.0;
if (mode == 2) return 50.0;
double speed = Math.Sqrt(_inkPredictionVx * _inkPredictionVx + _inkPredictionVy * _inkPredictionVy);
double norm = Math.Min(1.0, speed / 2600.0);
double lead = 16.0 + norm * 34.0;
return Math.Max(14.0, Math.Min(52.0, lead));
}
private double GetInkPredictionMaxDistance(double leadMs)
{
double baseD = Math.Max(4.0, Settings?.Canvas?.InkStrokePredictionMaxDistance ?? 18.0);
int mode = Settings?.Canvas?.InkStrokePredictionLeadMode ?? 0;
if (mode != 0)
return Math.Max(6.0, Math.Min(42.0, baseD * (leadMs / 24.0)));
double speed = Math.Sqrt(_inkPredictionVx * _inkPredictionVx + _inkPredictionVy * _inkPredictionVy);
double norm = Math.Min(1.0, speed / 2200.0);
return Math.Max(6.0, Math.Min(48.0, baseD + norm * baseD * 0.9));
}
private void inkCanvas_PreviewStylusMove(object sender, StylusEventArgs e)
{
try
{
if (Settings?.Canvas == null || !Settings.Canvas.EnableInkStrokePrediction) return;
if (inkCanvas == null || InkPredictionPolyline == null) return;
if (!_inkPredictionStrokeActive || penType == 1) return;
if (inkCanvas.EditingMode != InkCanvasEditingMode.Ink) return;
if (e.InAir)
{
ClearInkPredictionOverlay();
return;
}
var pos = e.GetPosition(inkCanvas);
UpdateInkPredictionCore(pos, e.Timestamp);
}
catch
{
// ignore
}
}
private void inkCanvas_LostStylusCapture(object sender, StylusEventArgs e)
{
EndInkPredictionStroke();
}
private void inkCanvas_PreviewMouseMoveForPrediction(object sender, MouseEventArgs e)
{
try
{
if (Settings?.Canvas == null || !Settings.Canvas.EnableInkStrokePrediction) return;
if (inkCanvas == null || InkPredictionPolyline == null) return;
if (!_inkPredictionStrokeActive || penType == 1) return;
if (inkCanvas.EditingMode != InkCanvasEditingMode.Ink) return;
if (e.LeftButton != MouseButtonState.Pressed) return;
if (e.StylusDevice != null) return;
var pos = e.GetPosition(inkCanvas);
UpdateInkPredictionCore(pos, Environment.TickCount & int.MaxValue);
}
catch
{
// ignore
}
}
private void UpdateInkPredictionCore(Point pos, int timestamp)
{
if (InkPredictionPolyline == null || Settings?.Canvas == null) return;
if (!_inkPredictionHasSample)
{
_inkPredictionLastPos = pos;
_inkPredictionLastTime = timestamp;
_inkPredictionHasSample = true;
return;
}
double dtMs = timestamp - _inkPredictionLastTime;
if (dtMs <= 0 || dtMs > 120) dtMs = 16;
double vx = (pos.X - _inkPredictionLastPos.X) / dtMs * 1000.0;
double vy = (pos.Y - _inkPredictionLastPos.Y) / dtMs * 1000.0;
const double velocitySmooth = 0.62;
if (!_inkPredictionHasVelocity)
{
_inkPredictionVx = vx;
_inkPredictionVy = vy;
_inkPredictionHasVelocity = true;
}
else
{
_inkPredictionVx = velocitySmooth * _inkPredictionVx + (1.0 - velocitySmooth) * vx;
_inkPredictionVy = velocitySmooth * _inkPredictionVy + (1.0 - velocitySmooth) * vy;
}
double leadMs = GetInkPredictionLeadMs();
double predX = pos.X + _inkPredictionVx * (leadMs / 1000.0);
double predY = pos.Y + _inkPredictionVy * (leadMs / 1000.0);
double maxDist = GetInkPredictionMaxDistance(leadMs);
double dx = predX - pos.X;
double dy = predY - pos.Y;
double len = Math.Sqrt(dx * dx + dy * dy);
if (len > maxDist && len > 1e-6)
{
double s = maxDist / len;
predX = pos.X + dx * s;
predY = pos.Y + dy * s;
}
_inkPredictionLastPos = pos;
_inkPredictionLastTime = timestamp;
var da = inkCanvas.DefaultDrawingAttributes;
var c = da.Color;
InkPredictionPolyline.Stroke = new SolidColorBrush(Color.FromArgb(110, c.R, c.G, c.B));
InkPredictionPolyline.StrokeThickness = Math.Max(1.0, da.Width * 0.42);
InkPredictionPolyline.Points.Clear();
InkPredictionPolyline.Points.Add(pos);
InkPredictionPolyline.Points.Add(new Point(predX, predY));
InkPredictionPolyline.Visibility = Visibility.Visible;
}
}
}
Ink Canvas/MainWindow_cs/MW_Settings.cs
-22
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@@ -2700,28 +2700,6 @@ namespace Ink_Canvas
SaveSettingsToFile();
}
private void ToggleSwitchInkStrokePredictionSettings_Toggled(object sender, RoutedEventArgs e)
{
if (!isLoaded) return;
bool on = ToggleSwitchInkStrokePredictionSettings != null && ToggleSwitchInkStrokePredictionSettings.IsOn;
Settings.Canvas.EnableInkStrokePrediction = on;
SyncInkStrokePredictionLeadComboVisibility();
if (!on)
EndInkPredictionStroke();
SaveSettingsToFile();
}
private void ComboBoxInkStrokePredictionLeadSettings_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (!isLoaded) return;
var cb = sender as ComboBox;
if (cb?.SelectedIndex < 0) return;
Settings.Canvas.InkStrokePredictionLeadMode = cb.SelectedIndex;
SaveSettingsToFile();
}
private void ToggleSwitchAutoStraightenLine_Toggled(object sender, RoutedEventArgs e)
{
if (!isLoaded) return;
Ink Canvas/MainWindow_cs/MW_SettingsToLoad.cs
-10
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@@ -951,16 +951,6 @@ namespace Ink_Canvas
// 初始化直线端点吸附相关设置
ToggleSwitchLineEndpointSnapping.IsOn = Settings.Canvas.LineEndpointSnapping;
ToggleSwitchCompressPicturesUploaded.IsOn = Settings.Canvas.IsCompressPicturesUploaded;
int leadMode = Settings.Canvas.InkStrokePredictionLeadMode;
if (leadMode < 0 || leadMode > 2) leadMode = 0;
Settings.Canvas.InkStrokePredictionLeadMode = leadMode;
if (ToggleSwitchInkStrokePredictionSettings != null)
ToggleSwitchInkStrokePredictionSettings.IsOn = Settings.Canvas.EnableInkStrokePrediction;
if (ComboBoxInkStrokePredictionLeadSettings != null)
ComboBoxInkStrokePredictionLeadSettings.SelectedIndex = leadMode;
SyncInkStrokePredictionLeadComboVisibility();
}
else
{
Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs
+1 -2
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@@ -2565,8 +2565,7 @@ namespace Ink_Canvas
/// </remarks>
private void inkCanvas_MouseUp(object sender, MouseButtonEventArgs e)
{
EndInkPredictionStroke();
HandleEraserOperationEnded(); // 橡皮擦自动切换回批注模式：松手后启动/重置计时
HandleEraserOperationEnded();
inkCanvas.ReleaseMouseCapture();
ViewboxFloatingBar.IsHitTestVisible = true;
BlackboardUIGridForInkReplay.IsHitTestVisible = true;
Ink Canvas/MainWindow_cs/MW_SimulatePressure&InkToShape.cs
+2 -3
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@@ -632,7 +632,6 @@ namespace Ink_Canvas
else if (result.ShapeName.Contains("Triangle") &&
Settings.InkToShape.IsInkToShapeTriangle)
{
var shape = result.InkDrawingNode.GetShape();
var p = result.HotPoints;
if ((Math.Max(Math.Max(p[0].X, p[1].X), p[2].X) -
Math.Min(Math.Min(p[0].X, p[1].X), p[2].X) >= 100 ||
@@ -671,10 +670,10 @@ namespace Ink_Canvas
result.ShapeName.Contains("Diamond") ||
result.ShapeName.Contains("Parallelogram") ||
result.ShapeName.Contains("Square") ||
result.ShapeName.Contains("Trapezoid")) &&
result.ShapeName.Contains("Trapezoid") ||
result.ShapeName.Contains("Quadrilateral")) &&
Settings.InkToShape.IsInkToShapeRectangle)
{
var shape = result.InkDrawingNode.GetShape();
var p = result.HotPoints;
if ((Math.Max(Math.Max(Math.Max(p[0].X, p[1].X), p[2].X), p[3].X) -
Math.Min(Math.Min(Math.Min(p[0].X, p[1].X), p[2].X), p[3].X) >= 100 ||
Ink Canvas/Properties/Strings.enUS.xml
-2
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@@ -229,8 +229,6 @@
<data name="InkRecog_ShapeEngineAuto" xml:space="preserve"><value>Auto</value></data>
<data name="InkRecog_ShapeEngineIACore" xml:space="preserve"><value>IACore</value></data>
<data name="InkRecog_ShapeEngineWinRT" xml:space="preserve"><value>WinRT</value></data>
<data name="InkRecog_InkStrokePrediction" xml:space="preserve"><value>Ink stroke prediction</value></data>
<data name="InkRecog_InkStrokePredictionHint" xml:space="preserve"><value># When on, shows a short ahead-of-stroke hint while inking. Choose Auto (speed-based), 25 ms, or 50 ms lead.</value></data>
<data name="InkRecog_BlockRectFakePressure" xml:space="preserve"><value>Block fake pressure on corrected rectangles</value></data>
<data name="InkRecog_BlockTriFakePressure" xml:space="preserve"><value>Block fake pressure on corrected triangles</value></data>
<data name="InkRecog_FixTriangle" xml:space="preserve"><value>Correct freehand triangles</value></data>
Ink Canvas/Properties/Strings.resx
-2
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@@ -244,8 +244,6 @@
<data name="InkRecog_ShapeEngineAuto" xml:space="preserve"><value>自动</value></data>
<data name="InkRecog_ShapeEngineIACore" xml:space="preserve"><value>IACore</value></data>
<data name="InkRecog_ShapeEngineWinRT" xml:space="preserve"><value>WinRT</value></data>
<data name="InkRecog_InkStrokePrediction" xml:space="preserve"><value>墨迹预测</value></data>
<data name="InkRecog_InkStrokePredictionHint" xml:space="preserve"><value># 开启后可在书写时显示短暂外推预览线。打开开关后可选择：自动（随速度调整）、固定 25ms 或 50ms 提前量。</value></data>
<data name="InkRecog_BlockRectFakePressure" xml:space="preserve"><value>阻止矫正后的矩形带有模拟压感值</value></data>
<data name="InkRecog_BlockTriFakePressure" xml:space="preserve"><value>阻止矫正后的三角形带有模拟压感值</value></data>
<data name="InkRecog_FixTriangle" xml:space="preserve"><value>矫正手绘三角形</value></data>
Ink Canvas/Resources/Settings.cs
-26
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@@ -146,34 +146,8 @@ namespace Ink_Canvas
public bool EnableEraserAutoSwitchBack { get; set; } = false;
[JsonProperty("eraserAutoSwitchBackDelaySeconds")]
public int EraserAutoSwitchBackDelaySeconds { get; set; } = 10; // 默认10秒
/// <summary>
/// 是否在笔工具中启用墨迹预测预览线（由笔属性面板「墨迹预测」开关控制）。
/// </summary>
[JsonProperty("enableInkStrokePrediction")]
public bool EnableInkStrokePrediction { get; set; } = false;
/// <summary>
/// 墨迹预测提前量模式：0 自动（随书写速度调整），1 固定 25ms，2 固定 50ms。
/// </summary>
[JsonProperty("inkStrokePredictionLeadMode")]
public int InkStrokePredictionLeadMode { get; set; } = 0;
/// <summary>
/// 预测线段基准最大长度（逻辑像素/DIP）；「自动」模式下会随速度在此值基础上略增。
/// </summary>
[JsonProperty("inkStrokePredictionMaxDistance")]
public double InkStrokePredictionMaxDistance { get; set; } = 18.0;
/// <summary>
/// 「实时」笔锋（<see cref="InkStyle"/> = 3）下，速度项与硬件压感的混合比例 0–1。
/// </summary>
[JsonProperty("velocityBrushTipMix")]
public double VelocityBrushTipMix { get; set; } = 0.22;
/// <summary>
/// 已弃用：请使用 <see cref="InkStyle"/> = 3（笔锋下拉选「实时」）。仅用于反序列化旧版配置。
/// </summary>
[JsonProperty("enableVelocityBrushTip")]
public bool EnableVelocityBrushTip { get; set; }