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improve:墨迹选择

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CJKmkp
2025-09-07 01:22:46 +08:00
parent a034f7a9a0
commit 938ca7c0ea
3 changed files with 108 additions and 43 deletions
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Ink Canvas/MainWindow.xaml
+2
View File
@@ -3420,8 +3420,10 @@
ManipulationDelta="GridInkCanvasSelectionCover_ManipulationDelta"
PreviewTouchDown="GridInkCanvasSelectionCover_PreviewTouchDown"
PreviewTouchUp="GridInkCanvasSelectionCover_PreviewTouchUp"
PreviewTouchMove="GridInkCanvasSelectionCover_PreviewTouchMove"
TouchDown="GridInkCanvasSelectionCover_TouchDown"
TouchUp="GridInkCanvasSelectionCover_TouchUp"
TouchMove="GridInkCanvasSelectionCover_TouchMove"
Background="#01FFFFFF" Opacity="0.01" Visibility="Visible" Margin="1,0,-1,0" />
<Border Name="BorderStrokeSelectionControl"
HorizontalAlignment="Left" VerticalAlignment="Top" Margin="800,900,0,0"
Ink Canvas/MainWindow_cs/MW_ElementsControls.cs
+15 -19
View File
@@ -281,25 +281,19 @@ namespace Ink_Canvas
BorderImageSelectionControl.Visibility = Visibility.Visible;
}
// 隐藏笔画选择工具栏
if (BorderStrokeSelectionControl != null)
{
BorderStrokeSelectionControl.Visibility = Visibility.Collapsed;
}
// 墨迹选择工具栏通过GridInkCanvasSelectionCover的可见性来控制
// 不需要直接设置BorderStrokeSelectionControl.Visibility
}
else
{
// 显示笔画选择工具栏
if (BorderStrokeSelectionControl != null)
{
BorderStrokeSelectionControl.Visibility = Visibility.Visible;
}
// 隐藏图片选择工具栏
if (BorderImageSelectionControl != null)
{
BorderImageSelectionControl.Visibility = Visibility.Collapsed;
}
// 墨迹选择工具栏通过GridInkCanvasSelectionCover的可见性来控制
// 不需要直接设置BorderStrokeSelectionControl.Visibility
}
// 确保选择框不显示，避免蓝色边框
@@ -313,8 +307,8 @@ namespace Ink_Canvas
{
// 清除当前选择
inkCanvas.Select(new StrokeCollection());
// 设置编辑模式为非选择模式
inkCanvas.EditingMode = InkCanvasEditingMode.None;
// 保持选择模式，这样用户可以直接点击墨迹来选择
inkCanvas.EditingMode = InkCanvasEditingMode.Select;
}
}
@@ -323,16 +317,14 @@ namespace Ink_Canvas
{
// 去除选中效果
// 隐藏所有选择工具栏
// 隐藏图片选择工具栏
if (BorderImageSelectionControl != null)
{
BorderImageSelectionControl.Visibility = Visibility.Collapsed;
}
if (BorderStrokeSelectionControl != null)
{
BorderStrokeSelectionControl.Visibility = Visibility.Collapsed;
}
// 墨迹选择工具栏通过GridInkCanvasSelectionCover的可见性来控制
// 不需要直接设置BorderStrokeSelectionControl.Visibility
// 确保选择框隐藏
if (GridInkCanvasSelectionCover != null)
@@ -340,7 +332,11 @@ namespace Ink_Canvas
GridInkCanvasSelectionCover.Visibility = Visibility.Collapsed;
}
// 确保InkCanvas处于选择模式，这样用户可以直接点击墨迹来选择
if (inkCanvas != null)
{
inkCanvas.EditingMode = InkCanvasEditingMode.Select;
}
}
// 应用矩阵变换到元素
Ink Canvas/MainWindow_cs/MW_SelectionGestures.cs
+87 -20
View File
@@ -383,7 +383,29 @@ namespace Ink_Canvas
{
if (isProgramChangeStrokeSelection) return;
// 检查是否有图片元素被选中
// 优先检查墨迹选择状态
if (inkCanvas.GetSelectedStrokes().Count > 0)
{
// 有墨迹被选中，清除图片选择状态
if (currentSelectedElement != null)
{
currentSelectedElement = null;
// 隐藏图片选择工具栏
if (BorderImageSelectionControl != null)
{
BorderImageSelectionControl.Visibility = Visibility.Collapsed;
}
}
// 显示墨迹选择栏
GridInkCanvasSelectionCover.Visibility = Visibility.Visible;
BorderStrokeSelectionClone.Background = Brushes.Transparent;
isStrokeSelectionCloneOn = false;
updateBorderStrokeSelectionControlLocation();
return;
}
// 检查是否有图片元素被选中（通过InkCanvas的选中元素）
var selectedElements = inkCanvas.GetSelectedElements();
bool hasImageElement = selectedElements.Any(element => element is Image);
@@ -394,17 +416,15 @@ namespace Ink_Canvas
return;
}
if (inkCanvas.GetSelectedStrokes().Count == 0)
// 检查是否有图片元素被选中（通过currentSelectedElement）
if (currentSelectedElement != null && currentSelectedElement is Image)
{
GridInkCanvasSelectionCover.Visibility = Visibility.Collapsed;
return;
}
else
{
GridInkCanvasSelectionCover.Visibility = Visibility.Visible;
BorderStrokeSelectionClone.Background = Brushes.Transparent;
isStrokeSelectionCloneOn = false;
updateBorderStrokeSelectionControlLocation();
}
// 没有选中任何内容，隐藏选择框
GridInkCanvasSelectionCover.Visibility = Visibility.Collapsed;
}
@@ -492,18 +512,11 @@ namespace Ink_Canvas
strokes = StrokesSelectionClone;
else if (Settings.Gesture.IsEnableTwoFingerRotationOnSelection)
m.RotateAt(rotate, center.X, center.Y); // 旋转
// 应用变换到选中的墨迹
foreach (var stroke in strokes)
{
stroke.Transform(m, false);
try
{
stroke.DrawingAttributes.Width *= md.Scale.X;
stroke.DrawingAttributes.Height *= md.Scale.Y;
}
catch
{
}
}
updateBorderStrokeSelectionControlLocation();
@@ -522,6 +535,60 @@ namespace Ink_Canvas
{
}
private void GridInkCanvasSelectionCover_TouchMove(object sender, TouchEventArgs e)
{
// 处理触摸移动事件 - 用于拖动选中的墨迹
if (inkCanvas.GetSelectedStrokes().Count > 0 && dec.Count == 1)
{
var currentTouchPoint = e.GetTouchPoint(inkCanvas).Position;
var delta = currentTouchPoint - lastTouchPointOnGridInkCanvasCover;
// 创建变换矩阵
var matrix = new Matrix();
matrix.Translate(delta.X, delta.Y);
// 对选中的墨迹应用变换
var selectedStrokes = inkCanvas.GetSelectedStrokes();
foreach (var stroke in selectedStrokes)
{
stroke.Transform(matrix, false);
}
// 更新选中栏位置
updateBorderStrokeSelectionControlLocation();
// 更新最后触摸点
lastTouchPointOnGridInkCanvasCover = currentTouchPoint;
}
}
private void GridInkCanvasSelectionCover_PreviewTouchMove(object sender, TouchEventArgs e)
{
// 预览触摸移动事件 - 用于更精确的触摸处理
if (inkCanvas.GetSelectedStrokes().Count > 0 && dec.Count == 1)
{
var currentTouchPoint = e.GetTouchPoint(inkCanvas).Position;
var delta = currentTouchPoint - lastTouchPointOnGridInkCanvasCover;
// 创建变换矩阵
var matrix = new Matrix();
matrix.Translate(delta.X, delta.Y);
// 对选中的墨迹应用变换
var selectedStrokes = inkCanvas.GetSelectedStrokes();
foreach (var stroke in selectedStrokes)
{
stroke.Transform(matrix, false);
}
// 更新选中栏位置
updateBorderStrokeSelectionControlLocation();
// 更新最后触摸点
lastTouchPointOnGridInkCanvasCover = currentTouchPoint;
}
}
private Point lastTouchPointOnGridInkCanvasCover = new Point(0, 0);
private void GridInkCanvasSelectionCover_PreviewTouchDown(object sender, TouchEventArgs e)
@@ -532,7 +599,7 @@ namespace Ink_Canvas
{
var touchPoint = e.GetTouchPoint(null);
centerPoint = touchPoint.Position;
lastTouchPointOnGridInkCanvasCover = touchPoint.Position;
lastTouchPointOnGridInkCanvasCover = e.GetTouchPoint(inkCanvas).Position;
// 检查是否有选中的墨迹
if (inkCanvas.GetSelectedStrokes().Count > 0)
@@ -548,7 +615,7 @@ namespace Ink_Canvas
touchPosition.Y <= selectionBounds.Bottom)
{
// 只有在选择框边界内才允许拖动
// 这里可以添加触摸拖动的逻辑
// 触摸拖动状态已通过TouchMove事件处理
}
else
{