CJKmkp/community
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix:触摸问题

Browse Source
This commit is contained in:
unknown
2025-07-18 16:12:04 +08:00
parent 938ca648f1
commit 4feec82b03
9 changed files with 191 additions and 425 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Ink Canvas/MainWindow_cs/MW_TouchEvents.cs
+23 -94
View File
@@ -15,6 +15,11 @@ namespace Ink_Canvas {
#region Multi-Touch
private bool isInMultiTouchMode = false;
private InkCanvasEditingMode prePalmEraserEditingMode = InkCanvasEditingMode.Ink;
private List<int> dec = new List<int>();
private bool isSingleFingerDragMode = false;
private Point centerPoint = new Point(0, 0);
private InkCanvasEditingMode lastInkCanvasEditingMode = InkCanvasEditingMode.Ink;
private void BorderMultiTouchMode_MouseUp(object sender, MouseButtonEventArgs e) {
if (isInMultiTouchMode) {
@@ -81,6 +86,7 @@ namespace Ink_Canvas {
}
private void MainWindow_StylusDown(object sender, StylusDownEventArgs e) {
SetCursorBasedOnEditingMode(inkCanvas);
inkCanvas.CaptureStylus();
ViewboxFloatingBar.IsHitTestVisible = false;
@@ -200,7 +206,6 @@ namespace Ink_Canvas {
private Point iniP = new Point(0, 0);
private bool isLastTouchEraser = false;
private bool forcePointEraser = true;
// 用于记录手掌擦的尺寸和形状
private StylusShape currentPalmEraserShape = null;
@@ -233,111 +238,35 @@ namespace Ink_Canvas {
}
private void Main_Grid_TouchDown(object sender, TouchEventArgs e) {
// 确保触摸时显示自定义光标
if (Settings.Canvas.IsShowCursor) {
inkCanvas.ForceCursor = true;
System.Windows.Forms.Cursor.Show();
}
SetCursorBasedOnEditingMode(inkCanvas);
inkCanvas.CaptureTouch(e.TouchDevice);
ViewboxFloatingBar.IsHitTestVisible = false;
BlackboardUIGridForInkReplay.IsHitTestVisible = false;
if (!isHidingSubPanelsWhenInking) {
isHidingSubPanelsWhenInking = true;
HideSubPanels(); // 书写时自动隐藏二级菜单
}
if (NeedUpdateIniP()) iniP = e.GetTouchPoint(inkCanvas).Position;
if (drawingShapeMode == 9 && isFirstTouchCuboid == false) MouseTouchMove(iniP);
inkCanvas.Opacity = 1;
// 如果已处于多指书写模式，禁用手掌擦功能
if (isInMultiTouchMode) {
isLastTouchEraser = false;
currentPalmEraserShape = null;
if (inkCanvas.EditingMode == InkCanvasEditingMode.EraseByPoint) {
// 橡皮状态下只return，保证橡皮状态可保持
return;
}
// 如果已经处于手掌擦状态，保持状态不变
if (isLastTouchEraser && currentPalmEraserShape != null) {
inkCanvas.EraserShape = currentPalmEraserShape;
inkCanvas.EditingMode = InkCanvasEditingMode.EraseByPoint;
if (inkCanvas.EditingMode == InkCanvasEditingMode.Select) {
// 套索选状态下只return，保证套索选可用
return;
}
double boundsWidth = GetTouchBoundWidth(e), eraserMultiplier = 1.0;
if (!Settings.Advanced.EraserBindTouchMultiplier && Settings.Advanced.IsSpecialScreen)
eraserMultiplier = 1 / Settings.Advanced.TouchMultiplier;
// 检查触控点数量，只有大于等于三个触控点时才激活手掌擦功能
if (dec.Count >= 3 && boundsWidth > BoundsWidth) {
// 保存当前的编辑模式，以便恢复
if (!isLastTouchEraser) {
prePalmEraserEditingMode = inkCanvas.EditingMode;
// 模拟点击橡皮选项卡
EraserIcon_Click(null, null);
}
isLastTouchEraser = true;
if (drawingShapeMode == 0 && forceEraser) return;
if (boundsWidth > BoundsWidth * 2.5) {
// 直接使用固定尺寸的矩形黑板擦形状，不随触控面积动态变化
currentPalmEraserShape = GetPalmRectangleEraserShape(eraserMultiplier);
inkCanvas.EraserShape = currentPalmEraserShape;
TouchDownPointsList[e.TouchDevice.Id] = InkCanvasEditingMode.EraseByPoint;
}
else {
if (StackPanelPPTControls.Visibility == Visibility.Visible && inkCanvas.Strokes.Count == 0 &&
Settings.PowerPointSettings.IsEnableFingerGestureSlideShowControl) {
isLastTouchEraser = false;
currentPalmEraserShape = null;
inkCanvas.EditingMode = InkCanvasEditingMode.GestureOnly;
inkCanvas.Opacity = 0.1;
}
else {
// 手掌橡皮固定为矩形黑板擦，大小由设置决定
currentPalmEraserShape = GetPalmRectangleEraserShape(eraserMultiplier);
inkCanvas.EraserShape = currentPalmEraserShape;
TouchDownPointsList[e.TouchDevice.Id] = InkCanvasEditingMode.EraseByPoint;
}
if (drawingShapeMode == 9) {
if (isFirstTouchCuboid) {
CuboidFrontRectIniP = e.GetTouchPoint(inkCanvas).Position;
}
// 允许MouseTouchMove在TouchMove时处理
return;
}
else {
isLastTouchEraser = false;
currentPalmEraserShape = null;
// 修复面积擦时不显示橡皮形状：无论 forcePointEraser 状态，均显示 50x50 橡皮
inkCanvas.EraserShape = new EllipseStylusShape(50, 50);
// 修复触屏状态下几何绘制功能不可用的问题：在几何绘制模式下不应该因为forceEraser而直接返回
if (forceEraser && drawingShapeMode == 0) return;
inkCanvas.EraserShape =
forcePointEraser ? new EllipseStylusShape(50, 50) : new EllipseStylusShape(5, 5);
if (forceEraser) return;
inkCanvas.EditingMode = InkCanvasEditingMode.Ink;
if (drawingShapeMode != 0) {
return;
}
if (inkCanvas.EditingMode == InkCanvasEditingMode.Ink) {
return;
}
inkCanvas.EditingMode = InkCanvasEditingMode.Ink;
}
private double GetTouchBoundWidth(TouchEventArgs e) {
var args = e.GetTouchPoint(null).Bounds;
double value;
if (!Settings.Advanced.IsQuadIR) value = args.Width;
else value = Math.Sqrt(args.Width * args.Height); //四边红外
if (Settings.Advanced.IsSpecialScreen) value *= Settings.Advanced.TouchMultiplier;
return value;
}
//记录触摸设备ID
private List<int> dec = new List<int>();
//中心点
private Point centerPoint;
private InkCanvasEditingMode lastInkCanvasEditingMode = InkCanvasEditingMode.Ink;
private bool isSingleFingerDragMode = false;
// 保存触发手掌擦前的编辑模式，用于手掌擦结束后恢复
private InkCanvasEditingMode prePalmEraserEditingMode = InkCanvasEditingMode.Ink;
private void inkCanvas_PreviewTouchDown(object sender, TouchEventArgs e) {
SetCursorBasedOnEditingMode(inkCanvas);
inkCanvas.CaptureTouch(e.TouchDevice);
ViewboxFloatingBar.IsHitTestVisible = false;