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Update MW_TouchEvents.cs

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CJK_mkp
2025-07-06 22:07:05 +08:00
committed by GitHub
parent d203314424
commit 4d3b3ef3df
1 changed files with 31 additions and 45 deletions
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Ink Canvas/MainWindow_cs/MW_TouchEvents.cs
+31 -45
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@@ -1,4 +1,4 @@
using Ink_Canvas.Helpers;
using Ink_Canvas.Helpers;
using System;
using System.Collections.Generic;
using System.Linq;
@@ -40,10 +40,9 @@ namespace Ink_Canvas {
}
private void MainWindow_TouchDown(object sender, TouchEventArgs e) {
// 允许触摸在擦除、套索等模式下也能操作，不再直接 return
// if (inkCanvas.EditingMode == InkCanvasEditingMode.EraseByPoint
// || inkCanvas.EditingMode == InkCanvasEditingMode.EraseByStroke
// || inkCanvas.EditingMode == InkCanvasEditingMode.Select) return;
if (inkCanvas.EditingMode == InkCanvasEditingMode.EraseByPoint
|| inkCanvas.EditingMode == InkCanvasEditingMode.EraseByStroke
|| inkCanvas.EditingMode == InkCanvasEditingMode.Select) return;
if (!isHidingSubPanelsWhenInking) {
isHidingSubPanelsWhenInking = true;
@@ -72,6 +71,7 @@ namespace Ink_Canvas {
}
private void MainWindow_StylusDown(object sender, StylusDownEventArgs e) {
inkCanvas.CaptureStylus();
ViewboxFloatingBar.IsHitTestVisible = false;
BlackboardUIGridForInkReplay.IsHitTestVisible = false;
@@ -94,9 +94,9 @@ namespace Ink_Canvas {
System.Windows.Forms.Cursor.Show();
}
// 只在橡皮和线擦时 return，套索选区不 return
if (inkCanvas.EditingMode == InkCanvasEditingMode.EraseByPoint
|| inkCanvas.EditingMode == InkCanvasEditingMode.EraseByStroke)
|| inkCanvas.EditingMode == InkCanvasEditingMode.EraseByStroke
|| inkCanvas.EditingMode == InkCanvasEditingMode.Select) return;
TouchDownPointsList[e.StylusDevice.Id] = InkCanvasEditingMode.None;
}
@@ -305,9 +305,6 @@ namespace Ink_Canvas {
private InkCanvasEditingMode lastInkCanvasEditingMode = InkCanvasEditingMode.Ink;
private bool isSingleFingerDragMode = false;
// 记录手掌擦前的编辑模式
private InkCanvasEditingMode prevEditingModeBeforePalmEraser = InkCanvasEditingMode.Ink;
private void inkCanvas_PreviewTouchDown(object sender, TouchEventArgs e) {
inkCanvas.CaptureTouch(e.TouchDevice);
@@ -315,7 +312,7 @@ namespace Ink_Canvas {
BlackboardUIGridForInkReplay.IsHitTestVisible = false;
dec.Add(e.TouchDevice.Id);
// 设备1个的时候，记录中心点
//设备1个的时候，记录中心点
if (dec.Count == 1) {
var touchPoint = e.GetTouchPoint(inkCanvas);
centerPoint = touchPoint.Position;
@@ -323,31 +320,13 @@ namespace Ink_Canvas {
//记录第一根手指点击时的 StrokeCollection
lastTouchDownStrokeCollection = inkCanvas.Strokes.Clone();
}
// 多指书写功能开启时禁用手掌擦
if (Settings.Gesture.IsEnableTwoFingerGesture) {
// 关闭手掌擦逻辑
if (dec.Count > 1) {
if (inkCanvas.EditingMode != InkCanvasEditingMode.None && inkCanvas.EditingMode != InkCanvasEditingMode.Select) {
lastInkCanvasEditingMode = inkCanvas.EditingMode;
inkCanvas.EditingMode = InkCanvasEditingMode.None;
}
}
return;
}
// 3指及以上触控时触发手掌擦
if (dec.Count >= 3) {
// 记录触发前的模式
if (inkCanvas.EditingMode != InkCanvasEditingMode.EraseByPoint) {
prevEditingModeBeforePalmEraser = inkCanvas.EditingMode;
}
// 切换为橡皮
inkCanvas.EditingMode = InkCanvasEditingMode.EraseByPoint;
isLastTouchEraser = true;
// 可自定义橡皮形状
currentPalmEraserShape = GetPalmRectangleEraserShape();
inkCanvas.EraserShape = currentPalmEraserShape;
//设备两个及两个以上，将画笔功能关闭
if (dec.Count > 1 || isSingleFingerDragMode || !Settings.Gesture.IsEnableTwoFingerGesture) {
if (isInMultiTouchMode || !Settings.Gesture.IsEnableTwoFingerGesture) return;
if (inkCanvas.EditingMode == InkCanvasEditingMode.None ||
inkCanvas.EditingMode == InkCanvasEditingMode.Select) return;
lastInkCanvasEditingMode = inkCanvas.EditingMode;
inkCanvas.EditingMode = InkCanvasEditingMode.None;
}
}
@@ -356,23 +335,30 @@ namespace Ink_Canvas {
ViewboxFloatingBar.IsHitTestVisible = true;
BlackboardUIGridForInkReplay.IsHitTestVisible = true;
//手势完成后切回之前的状态
if (dec.Count > 1)
if (inkCanvas.EditingMode == InkCanvasEditingMode.None)
inkCanvas.EditingMode = lastInkCanvasEditingMode;
dec.Remove(e.TouchDevice.Id);
inkCanvas.Opacity = 1;
// 没有触控输入后，自动恢复手掌擦前的功能
if (dec.Count == 0) {
if (isLastTouchEraser) {
isLastTouchEraser = false;
currentPalmEraserShape = null;
inkCanvas.EditingMode = prevEditingModeBeforePalmEraser;
// 如果是手掌触发的面积擦抬起，需要确保橡皮擦形状被正确重置
if (isLastTouchEraser && dec.Count == 0) {
isLastTouchEraser = false;
currentPalmEraserShape = null; // 清除保存的手掌擦形状
if (inkCanvas.EditingMode == InkCanvasEditingMode.EraseByPoint && forcePointEraser) {
// 重新应用当前设置的橡皮擦形状
ApplyCurrentEraserShape();
}
}
if (dec.Count == 0)
if (lastTouchDownStrokeCollection.Count() != inkCanvas.Strokes.Count() &&
!(drawingShapeMode == 9 && !isFirstTouchCuboid)) {
var whiteboardIndex = CurrentWhiteboardIndex;
if (currentMode == 0) whiteboardIndex = 0;
strokeCollections[whiteboardIndex] = lastTouchDownStrokeCollection;
}
}
}
private void inkCanvas_ManipulationStarting(object sender, ManipulationStartingEventArgs e) {
@@ -478,4 +464,4 @@ namespace Ink_Canvas {
}
}
}
}
}