1449 lines
73 KiB
C#
1449 lines
73 KiB
C#
using Ink_Canvas.Helpers;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Ink;
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using System.Windows.Input;
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using System.Windows.Media.Animation;
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using MessageBox = System.Windows.MessageBox;
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using Point = System.Windows.Point;
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namespace Ink_Canvas {
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public partial class MainWindow : Window {
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#region Floating Bar Control
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private void ImageDrawShape_MouseUp(object sender, MouseButtonEventArgs e) {
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FloatingBarIcons_MouseUp_New(sender);
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if (BorderDrawShape.Visibility == Visibility.Visible) {
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AnimationsHelper.HideWithSlideAndFade(BorderDrawShape);
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AnimationsHelper.HideWithSlideAndFade(BoardBorderDrawShape);
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} else {
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AnimationsHelper.ShowWithSlideFromBottomAndFade(BorderDrawShape);
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AnimationsHelper.ShowWithSlideFromBottomAndFade(BoardBorderDrawShape);
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}
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}
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#endregion Floating Bar Control
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int drawingShapeMode = 0;
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bool isLongPressSelected = false; // 用于存是否是“选中”状态,便于后期抬笔后不做切换到笔的处理
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#region Buttons
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private void SymbolIconPinBorderDrawShape_MouseUp(object sender, MouseButtonEventArgs e) {
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if (lastBorderMouseDownObject != sender) return;
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ToggleSwitchDrawShapeBorderAutoHide.IsOn = !ToggleSwitchDrawShapeBorderAutoHide.IsOn;
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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((iNKORE.UI.WPF.Modern.Controls.SymbolIcon)sender).Symbol = iNKORE.UI.WPF.Modern.Controls.Symbol.Pin;
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} else {
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((iNKORE.UI.WPF.Modern.Controls.SymbolIcon)sender).Symbol = iNKORE.UI.WPF.Modern.Controls.Symbol.UnPin;
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}
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}
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object lastMouseDownSender = null;
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DateTime lastMouseDownTime = DateTime.MinValue;
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private async void Image_MouseDown(object sender, MouseButtonEventArgs e) {
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lastMouseDownSender = sender;
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lastMouseDownTime = DateTime.Now;
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await Task.Delay(500);
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if (lastMouseDownSender == sender) {
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lastMouseDownSender = null;
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var dA = new DoubleAnimation(1, 0.3, new Duration(TimeSpan.FromMilliseconds(100)));
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((UIElement)sender).BeginAnimation(OpacityProperty, dA);
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forceEraser = true;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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if (sender == ImageDrawLine || sender == BoardImageDrawLine) {
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drawingShapeMode = 1;
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} else if (sender == ImageDrawDashedLine || sender == BoardImageDrawDashedLine) {
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drawingShapeMode = 8;
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} else if (sender == ImageDrawDotLine || sender == BoardImageDrawDotLine) {
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drawingShapeMode = 18;
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} else if (sender == ImageDrawArrow || sender == BoardImageDrawArrow) {
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drawingShapeMode = 2;
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} else if (sender == ImageDrawParallelLine || sender == BoardImageDrawParallelLine) {
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drawingShapeMode = 15;
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}
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isLongPressSelected = true;
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if (isSingleFingerDragMode) {
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BtnFingerDragMode_Click(BtnFingerDragMode, null);
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}
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}
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}
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private void BtnPen_Click(object sender, RoutedEventArgs e) {
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forceEraser = false;
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drawingShapeMode = 0;
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inkCanvas.EditingMode = InkCanvasEditingMode.Ink;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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isLongPressSelected = false;
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}
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private Task<bool> CheckIsDrawingShapesInMultiTouchMode()
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{
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if (isInMultiTouchMode)
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{
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ToggleSwitchEnableMultiTouchMode.IsOn = false;
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lastIsInMultiTouchMode = true;
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}
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return Task.FromResult(true);
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}
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private async void BtnDrawLine_Click(object sender, MouseButtonEventArgs e)
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{
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await CheckIsDrawingShapesInMultiTouchMode();
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if (lastMouseDownSender == sender) {
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forceEraser = true;
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drawingShapeMode = 1;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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}
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lastMouseDownSender = null;
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if (isLongPressSelected) {
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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CollapseBorderDrawShape(true);
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}
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var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
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ImageDrawLine.BeginAnimation(OpacityProperty, dA);
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}
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DrawShapePromptToPen();
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}
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private async void BtnDrawDashedLine_Click(object sender, MouseButtonEventArgs e)
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{
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await CheckIsDrawingShapesInMultiTouchMode();
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if (lastMouseDownSender == sender) {
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forceEraser = true;
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drawingShapeMode = 8;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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}
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lastMouseDownSender = null;
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if (isLongPressSelected) {
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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CollapseBorderDrawShape(true);
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}
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var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
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ImageDrawDashedLine.BeginAnimation(OpacityProperty, dA);
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}
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DrawShapePromptToPen();
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}
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private async void BtnDrawDotLine_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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if (lastMouseDownSender == sender) {
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forceEraser = true;
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drawingShapeMode = 18;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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}
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lastMouseDownSender = null;
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if (isLongPressSelected) {
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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CollapseBorderDrawShape(true);
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}
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var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
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ImageDrawDotLine.BeginAnimation(OpacityProperty, dA);
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}
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DrawShapePromptToPen();
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}
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private async void BtnDrawArrow_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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if (lastMouseDownSender == sender) {
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forceEraser = true;
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drawingShapeMode = 2;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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}
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lastMouseDownSender = null;
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if (isLongPressSelected) {
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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CollapseBorderDrawShape(true);
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}
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var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
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ImageDrawArrow.BeginAnimation(OpacityProperty, dA);
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}
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DrawShapePromptToPen();
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}
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private async void BtnDrawParallelLine_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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if (lastMouseDownSender == sender) {
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forceEraser = true;
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drawingShapeMode = 15;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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}
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lastMouseDownSender = null;
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if (isLongPressSelected) {
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if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) {
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CollapseBorderDrawShape(true);
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}
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var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
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ImageDrawParallelLine.BeginAnimation(OpacityProperty, dA);
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}
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DrawShapePromptToPen();
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}
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private async void BtnDrawCoordinate1_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 11;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCoordinate2_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 12;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCoordinate3_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 13;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCoordinate4_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 14;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCoordinate5_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 17;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawRectangle_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 3;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawRectangleCenter_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 19;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawEllipse_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 4;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCircle_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 5;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCenterEllipse_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 16;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCenterEllipseWithFocalPoint_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 23;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawDashedCircle_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 10;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawHyperbola_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 24;
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drawMultiStepShapeCurrentStep = 0;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawHyperbolaWithFocalPoint_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 25;
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drawMultiStepShapeCurrentStep = 0;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawParabola1_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 20;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawParabolaWithFocalPoint_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 22;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawParabola2_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 21;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCylinder_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 6;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCone_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 7;
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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private async void BtnDrawCuboid_Click(object sender, MouseButtonEventArgs e) {
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await CheckIsDrawingShapesInMultiTouchMode();
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forceEraser = true;
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drawingShapeMode = 9;
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isFirstTouchCuboid = true;
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CuboidFrontRectIniP = new Point();
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CuboidFrontRectEndP = new Point();
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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inkCanvas.IsManipulationEnabled = true;
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CancelSingleFingerDragMode();
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DrawShapePromptToPen();
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}
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#endregion
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private void inkCanvas_TouchMove(object sender, TouchEventArgs e)
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{
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if (isSingleFingerDragMode) return;
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if (drawingShapeMode != 0)
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{
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if (isLastTouchEraser)
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{
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return;
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}
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//EraserContainer.Background = null;
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//ImageEraser.Visibility = Visibility.Visible;
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if (isWaitUntilNextTouchDown) return;
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if (dec.Count > 1)
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{
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isWaitUntilNextTouchDown = true;
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try
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{
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inkCanvas.Strokes.Remove(lastTempStroke);
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inkCanvas.Strokes.Remove(lastTempStrokeCollection);
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}
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catch
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{
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Trace.WriteLine("lastTempStrokeCollection failed.");
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}
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return;
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}
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if (inkCanvas.EditingMode != InkCanvasEditingMode.None)
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{
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inkCanvas.EditingMode = InkCanvasEditingMode.None;
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}
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}
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MouseTouchMove(e.GetTouchPoint(inkCanvas).Position);
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}
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int drawMultiStepShapeCurrentStep = 0; //多笔完成的图形 当前所处在的笔画
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StrokeCollection drawMultiStepShapeSpecialStrokeCollection = new StrokeCollection(); //多笔完成的图形 当前所处在的笔画
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//double drawMultiStepShapeSpecialParameter1 = 0.0; //多笔完成的图形 特殊参数 通常用于表示a
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//double drawMultiStepShapeSpecialParameter2 = 0.0; //多笔完成的图形 特殊参数 通常用于表示b
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double drawMultiStepShapeSpecialParameter3 = 0.0; //多笔完成的图形 特殊参数 通常用于表示k
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#region 形状绘制主函数
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private void MouseTouchMove(Point endP) {
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if (Settings.Canvas.FitToCurve == true)
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{
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drawingAttributes.FitToCurve = false;
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}
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List<System.Windows.Point> pointList;
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StylusPointCollection point;
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Stroke stroke;
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StrokeCollection strokes = new StrokeCollection();
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Point newIniP = iniP;
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switch (drawingShapeMode) {
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case 1:
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_currentCommitType = CommitReason.ShapeDrawing;
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pointList = new List<System.Windows.Point>{
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new System.Windows.Point(iniP.X, iniP.Y),
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new System.Windows.Point(endP.X, endP.Y)
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};
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point = new StylusPointCollection(pointList);
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stroke = new Stroke(point) {
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DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
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};
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try {
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inkCanvas.Strokes.Remove(lastTempStroke);
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} catch { }
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lastTempStroke = stroke;
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inkCanvas.Strokes.Add(stroke);
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break;
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case 8:
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_currentCommitType = CommitReason.ShapeDrawing;
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strokes.Add(GenerateDashedLineStrokeCollection(iniP, endP));
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try {
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inkCanvas.Strokes.Remove(lastTempStrokeCollection);
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} catch {
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Trace.WriteLine("lastTempStrokeCollection failed.");
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}
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lastTempStrokeCollection = strokes;
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inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 18:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
strokes.Add(GenerateDotLineStrokeCollection(iniP, endP));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 2:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
double w = 15, h = 10;
|
|
double theta = Math.Atan2(iniP.Y - endP.Y, iniP.X - endP.X);
|
|
double sint = Math.Sin(theta);
|
|
double cost = Math.Cos(theta);
|
|
|
|
pointList = new List<Point>
|
|
{
|
|
new Point(iniP.X, iniP.Y),
|
|
new Point(endP.X , endP.Y),
|
|
new Point(endP.X + (w * cost - h * sint), endP.Y + (w * sint + h * cost)),
|
|
new Point(endP.X,endP.Y),
|
|
new Point(endP.X + (w * cost + h * sint), endP.Y - (h * cost - w * sint)),
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 15:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
double d = GetDistance(iniP, endP);
|
|
if (d == 0) return;
|
|
double sinTheta = (iniP.Y - endP.Y) / d;
|
|
double cosTheta = (endP.X - iniP.X) / d;
|
|
double tanTheta = Math.Abs(sinTheta / cosTheta);
|
|
double x = 25;
|
|
if (Math.Abs(tanTheta) < 1.0 / 12) {
|
|
sinTheta = 0;
|
|
cosTheta = 1;
|
|
endP.Y = iniP.Y;
|
|
}
|
|
if (tanTheta < 0.63 && tanTheta > 0.52) //30
|
|
{
|
|
sinTheta = sinTheta / Math.Abs(sinTheta) * 0.5;
|
|
cosTheta = cosTheta / Math.Abs(cosTheta) * 0.866;
|
|
endP.Y = iniP.Y - d * sinTheta;
|
|
endP.X = iniP.X + d * cosTheta;
|
|
}
|
|
if (tanTheta < 1.08 && tanTheta > 0.92) //45
|
|
{
|
|
sinTheta = sinTheta / Math.Abs(sinTheta) * 0.707;
|
|
cosTheta = cosTheta / Math.Abs(cosTheta) * 0.707;
|
|
endP.Y = iniP.Y - d * sinTheta;
|
|
endP.X = iniP.X + d * cosTheta;
|
|
}
|
|
if (tanTheta < 1.95 && tanTheta > 1.63) //60
|
|
{
|
|
sinTheta = sinTheta / Math.Abs(sinTheta) * 0.866;
|
|
cosTheta = cosTheta / Math.Abs(cosTheta) * 0.5;
|
|
endP.Y = iniP.Y - d * sinTheta;
|
|
endP.X = iniP.X + d * cosTheta;
|
|
}
|
|
if (Math.Abs(cosTheta / sinTheta) < 1.0 / 12) {
|
|
endP.X = iniP.X;
|
|
sinTheta = 1;
|
|
cosTheta = 0;
|
|
}
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X - 3 * x * sinTheta, iniP.Y - 3 * x * cosTheta), new Point(endP.X - 3 * x * sinTheta, endP.Y - 3 * x * cosTheta)));
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X - x * sinTheta, iniP.Y - x * cosTheta), new Point(endP.X - x * sinTheta, endP.Y - x * cosTheta)));
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X + x * sinTheta, iniP.Y + x * cosTheta), new Point(endP.X + x * sinTheta, endP.Y + x * cosTheta)));
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X + 3 * x * sinTheta, iniP.Y + 3 * x * cosTheta), new Point(endP.X + 3 * x * sinTheta, endP.Y + 3 * x * cosTheta)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 11:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(2 * iniP.X - (endP.X - 20), iniP.Y), new Point(endP.X, iniP.Y)));
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, 2 * iniP.Y - (endP.Y + 20)), new Point(iniP.X, endP.Y)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 12:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01) return;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X + (iniP.X - endP.X) / Math.Abs(iniP.X - endP.X) * 25, iniP.Y), new Point(endP.X, iniP.Y)));
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, 2 * iniP.Y - (endP.Y + 20)), new Point(iniP.X, endP.Y)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 13:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
if (Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(2 * iniP.X - (endP.X - 20), iniP.Y), new Point(endP.X, iniP.Y)));
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, iniP.Y + (iniP.Y - endP.Y) / Math.Abs(iniP.Y - endP.Y) * 25), new Point(iniP.X, endP.Y)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 14:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01 || Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X + (iniP.X - endP.X) / Math.Abs(iniP.X - endP.X) * 25, iniP.Y), new Point(endP.X, iniP.Y)));
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, iniP.Y + (iniP.Y - endP.Y) / Math.Abs(iniP.Y - endP.Y) * 25), new Point(iniP.X, endP.Y)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 17:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, iniP.Y), new Point(iniP.X + Math.Abs(endP.X - iniP.X), iniP.Y)));
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, iniP.Y), new Point(iniP.X, iniP.Y - Math.Abs(endP.Y - iniP.Y))));
|
|
d = (Math.Abs(iniP.X - endP.X) + Math.Abs(iniP.Y - endP.Y)) / 2;
|
|
strokes.Add(GenerateArrowLineStroke(new Point(iniP.X, iniP.Y), new Point(iniP.X - d / 1.76, iniP.Y + d / 1.76)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 3:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(iniP.X, iniP.Y),
|
|
new System.Windows.Point(iniP.X, endP.Y),
|
|
new System.Windows.Point(endP.X, endP.Y),
|
|
new System.Windows.Point(endP.X, iniP.Y),
|
|
new System.Windows.Point(iniP.X, iniP.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 19:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
double a = iniP.X - endP.X;
|
|
double b = iniP.Y - endP.Y;
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(iniP.X - a, iniP.Y - b),
|
|
new System.Windows.Point(iniP.X - a, iniP.Y + b),
|
|
new System.Windows.Point(iniP.X + a, iniP.Y + b),
|
|
new System.Windows.Point(iniP.X + a, iniP.Y - b),
|
|
new System.Windows.Point(iniP.X - a, iniP.Y - b)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 4:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
pointList = GenerateEllipseGeometry(iniP, endP);
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 5:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
double R = GetDistance(iniP, endP);
|
|
pointList = GenerateEllipseGeometry(new Point(iniP.X - R, iniP.Y - R), new Point(iniP.X + R, iniP.Y + R));
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 16:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
double halfA = endP.X - iniP.X;
|
|
double halfB = endP.Y - iniP.Y;
|
|
pointList = GenerateEllipseGeometry(new Point(iniP.X - halfA, iniP.Y - halfB), new Point(iniP.X + halfA, iniP.Y + halfB));
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStroke);
|
|
} catch { }
|
|
lastTempStroke = stroke;
|
|
inkCanvas.Strokes.Add(stroke);
|
|
break;
|
|
case 23:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
a = Math.Abs(endP.X - iniP.X);
|
|
b = Math.Abs(endP.Y - iniP.Y);
|
|
pointList = GenerateEllipseGeometry(new Point(iniP.X - a, iniP.Y - b), new Point(iniP.X + a, iniP.Y + b));
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke);
|
|
double c = Math.Sqrt(Math.Abs(a * a - b * b));
|
|
StylusPoint stylusPoint;
|
|
if (a > b) {
|
|
stylusPoint = new StylusPoint(iniP.X + c, iniP.Y, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
stylusPoint = new StylusPoint(iniP.X - c, iniP.Y, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
} else if (a < b) {
|
|
stylusPoint = new StylusPoint(iniP.X, iniP.Y - c, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
stylusPoint = new StylusPoint(iniP.X, iniP.Y + c, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch { }
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 10:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
R = GetDistance(iniP, endP);
|
|
strokes = GenerateDashedLineEllipseStrokeCollection(new Point(iniP.X - R, iniP.Y - R), new Point(iniP.X + R, iniP.Y + R));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 24:
|
|
case 25:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
//双曲线 x^2/a^2 - y^2/b^2 = 1
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01 || Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
var pointList2 = new List<Point>();
|
|
var pointList3 = new List<Point>();
|
|
var pointList4 = new List<Point>();
|
|
if (drawMultiStepShapeCurrentStep == 0) {
|
|
//第一笔:画渐近线
|
|
double k = Math.Abs((endP.Y - iniP.Y) / (endP.X - iniP.X));
|
|
strokes.Add(GenerateDashedLineStrokeCollection(new Point(2 * iniP.X - endP.X, 2 * iniP.Y - endP.Y), endP));
|
|
strokes.Add(GenerateDashedLineStrokeCollection(new Point(2 * iniP.X - endP.X, endP.Y), new Point(endP.X, 2 * iniP.Y - endP.Y)));
|
|
drawMultiStepShapeSpecialParameter3 = k;
|
|
drawMultiStepShapeSpecialStrokeCollection = strokes;
|
|
} else {
|
|
//第二笔:画双曲线
|
|
double k = drawMultiStepShapeSpecialParameter3;
|
|
bool isHyperbolaFocalPointOnXAxis = Math.Abs((endP.Y - iniP.Y) / (endP.X - iniP.X)) < k;
|
|
if (isHyperbolaFocalPointOnXAxis) { // 焦点在 x 轴上
|
|
a = Math.Sqrt(Math.Abs((endP.X - iniP.X) * (endP.X - iniP.X) - (endP.Y - iniP.Y) * (endP.Y - iniP.Y) / (k * k)));
|
|
b = a * k;
|
|
pointList = new List<Point>();
|
|
for (double i = a; i <= Math.Abs(endP.X - iniP.X); i += 0.5) {
|
|
double rY = Math.Sqrt(Math.Abs(k * k * i * i - b * b));
|
|
pointList.Add(new Point(iniP.X + i, iniP.Y - rY));
|
|
pointList2.Add(new Point(iniP.X + i, iniP.Y + rY));
|
|
pointList3.Add(new Point(iniP.X - i, iniP.Y - rY));
|
|
pointList4.Add(new Point(iniP.X - i, iniP.Y + rY));
|
|
}
|
|
} else { // 焦点在 y 轴上
|
|
a = Math.Sqrt(Math.Abs((endP.Y - iniP.Y) * (endP.Y - iniP.Y) - (endP.X - iniP.X) * (endP.X - iniP.X) * (k * k)));
|
|
b = a / k;
|
|
pointList = new List<Point>();
|
|
for (double i = a; i <= Math.Abs(endP.Y - iniP.Y); i += 0.5) {
|
|
double rX = Math.Sqrt(Math.Abs(i * i / k / k - b * b));
|
|
pointList.Add(new Point(iniP.X - rX, iniP.Y + i));
|
|
pointList2.Add(new Point(iniP.X + rX, iniP.Y + i));
|
|
pointList3.Add(new Point(iniP.X - rX, iniP.Y - i));
|
|
pointList4.Add(new Point(iniP.X + rX, iniP.Y - i));
|
|
}
|
|
}
|
|
try {
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList2);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList3);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList4);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
if (drawingShapeMode == 25) {
|
|
//画焦点
|
|
c = Math.Sqrt(a * a + b * b);
|
|
stylusPoint = isHyperbolaFocalPointOnXAxis ? new StylusPoint(iniP.X + c, iniP.Y, (float)1.0) : new StylusPoint(iniP.X, iniP.Y + c, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
stylusPoint = isHyperbolaFocalPointOnXAxis ? new StylusPoint(iniP.X - c, iniP.Y, (float)1.0) : new StylusPoint(iniP.X, iniP.Y - c, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
} catch {
|
|
return;
|
|
}
|
|
}
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 20:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
//抛物线 y=ax^2
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01 || Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
a = (iniP.Y - endP.Y) / ((iniP.X - endP.X) * (iniP.X - endP.X));
|
|
pointList = new List<Point>();
|
|
pointList2 = new List<Point>();
|
|
for (double i = 0.0; i <= Math.Abs(endP.X - iniP.X); i += 0.5) {
|
|
pointList.Add(new Point(iniP.X + i, iniP.Y - a * i * i));
|
|
pointList2.Add(new Point(iniP.X - i, iniP.Y - a * i * i));
|
|
}
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList2);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 21:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
//抛物线 y^2=ax
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01 || Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
a = (iniP.X - endP.X) / ((iniP.Y - endP.Y) * (iniP.Y - endP.Y));
|
|
pointList = new List<Point>();
|
|
pointList2 = new List<Point>();
|
|
for (double i = 0.0; i <= Math.Abs(endP.Y - iniP.Y); i += 0.5) {
|
|
pointList.Add(new Point(iniP.X - a * i * i, iniP.Y + i));
|
|
pointList2.Add(new Point(iniP.X - a * i * i, iniP.Y - i));
|
|
}
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList2);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 22:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
//抛物线 y^2=ax, 含焦点
|
|
if (Math.Abs(iniP.X - endP.X) < 0.01 || Math.Abs(iniP.Y - endP.Y) < 0.01) return;
|
|
double p = (iniP.Y - endP.Y) * (iniP.Y - endP.Y) / (2 * (iniP.X - endP.X));
|
|
a = 0.5 / p;
|
|
pointList = new List<Point>();
|
|
pointList2 = new List<Point>();
|
|
for (double i = 0.0; i <= Math.Abs(endP.Y - iniP.Y); i += 0.5) {
|
|
pointList.Add(new Point(iniP.X - a * i * i, iniP.Y + i));
|
|
pointList2.Add(new Point(iniP.X - a * i * i, iniP.Y - i));
|
|
}
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
point = new StylusPointCollection(pointList2);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
stylusPoint = new StylusPoint(iniP.X - p / 2, iniP.Y, (float)1.0);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 6:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
newIniP = iniP;
|
|
if (iniP.Y > endP.Y) {
|
|
newIniP = new Point(iniP.X, endP.Y);
|
|
endP = new Point(endP.X, iniP.Y);
|
|
}
|
|
double topA = Math.Abs(newIniP.X - endP.X);
|
|
double topB = topA / 2.646;
|
|
//顶部椭圆
|
|
pointList = GenerateEllipseGeometry(new Point(newIniP.X, newIniP.Y - topB / 2), new Point(endP.X, newIniP.Y + topB / 2));
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
//底部椭圆
|
|
pointList = GenerateEllipseGeometry(new Point(newIniP.X, endP.Y - topB / 2), new Point(endP.X, endP.Y + topB / 2), false, true);
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
strokes.Add(GenerateDashedLineEllipseStrokeCollection(new Point(newIniP.X, endP.Y - topB / 2), new Point(endP.X, endP.Y + topB / 2), true, false));
|
|
//左侧
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(newIniP.X, newIniP.Y),
|
|
new System.Windows.Point(newIniP.X, endP.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
//右侧
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(endP.X, newIniP.Y),
|
|
new System.Windows.Point(endP.X, endP.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 7:
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
if (iniP.Y > endP.Y) {
|
|
newIniP = new Point(iniP.X, endP.Y);
|
|
endP = new Point(endP.X, iniP.Y);
|
|
}
|
|
double bottomA = Math.Abs(newIniP.X - endP.X);
|
|
double bottomB = bottomA / 2.646;
|
|
//底部椭圆
|
|
pointList = GenerateEllipseGeometry(new Point(newIniP.X, endP.Y - bottomB / 2), new Point(endP.X, endP.Y + bottomB / 2), false, true);
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
strokes.Add(GenerateDashedLineEllipseStrokeCollection(new Point(newIniP.X, endP.Y - bottomB / 2), new Point(endP.X, endP.Y + bottomB / 2), true, false));
|
|
//左侧
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point((newIniP.X + endP.X) / 2, newIniP.Y),
|
|
new System.Windows.Point(newIniP.X, endP.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
//右侧
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point((newIniP.X + endP.X) / 2, newIniP.Y),
|
|
new System.Windows.Point(endP.X, endP.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
break;
|
|
case 9:
|
|
// 画长方体
|
|
_currentCommitType = CommitReason.ShapeDrawing;
|
|
if (isFirstTouchCuboid) {
|
|
//分开画线条方便后期单独擦除某一条棱
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X, iniP.Y), new Point(iniP.X, endP.Y)));
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X, endP.Y), new Point(endP.X, endP.Y)));
|
|
strokes.Add(GenerateLineStroke(new Point(endP.X, endP.Y), new Point(endP.X, iniP.Y)));
|
|
strokes.Add(GenerateLineStroke(new Point(iniP.X, iniP.Y), new Point(endP.X, iniP.Y)));
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
CuboidFrontRectIniP = iniP;
|
|
CuboidFrontRectEndP = endP;
|
|
} else {
|
|
d = CuboidFrontRectIniP.Y - endP.Y;
|
|
if (d < 0) d = -d; //就是懒不想做反向的,不要让我去做,想做自己做好之后 Pull Request
|
|
a = CuboidFrontRectEndP.X - CuboidFrontRectIniP.X; //正面矩形长
|
|
b = CuboidFrontRectEndP.Y - CuboidFrontRectIniP.Y; //正面矩形宽
|
|
|
|
//横上
|
|
Point newLineIniP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectIniP.Y - d);
|
|
Point newLineEndP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectIniP.Y - d);
|
|
pointList = new List<System.Windows.Point> { newLineIniP, newLineEndP };
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
//横下 (虚线)
|
|
newLineIniP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectEndP.Y - d);
|
|
newLineEndP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectEndP.Y - d);
|
|
strokes.Add(GenerateDashedLineStrokeCollection(newLineIniP, newLineEndP));
|
|
//斜左上
|
|
newLineIniP = new Point(CuboidFrontRectIniP.X, CuboidFrontRectIniP.Y);
|
|
newLineEndP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectIniP.Y - d);
|
|
pointList = new List<System.Windows.Point> { newLineIniP, newLineEndP };
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
//斜右上
|
|
newLineIniP = new Point(CuboidFrontRectEndP.X, CuboidFrontRectIniP.Y);
|
|
newLineEndP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectIniP.Y - d);
|
|
pointList = new List<System.Windows.Point> { newLineIniP, newLineEndP };
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
//斜左下 (虚线)
|
|
newLineIniP = new Point(CuboidFrontRectIniP.X, CuboidFrontRectEndP.Y);
|
|
newLineEndP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectEndP.Y - d);
|
|
strokes.Add(GenerateDashedLineStrokeCollection(newLineIniP, newLineEndP));
|
|
//斜右下
|
|
newLineIniP = new Point(CuboidFrontRectEndP.X, CuboidFrontRectEndP.Y);
|
|
newLineEndP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectEndP.Y - d);
|
|
pointList = new List<System.Windows.Point> { newLineIniP, newLineEndP };
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
//竖左 (虚线)
|
|
newLineIniP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectIniP.Y - d);
|
|
newLineEndP = new Point(CuboidFrontRectIniP.X + d, CuboidFrontRectEndP.Y - d);
|
|
strokes.Add(GenerateDashedLineStrokeCollection(newLineIniP, newLineEndP));
|
|
//竖右
|
|
newLineIniP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectIniP.Y - d);
|
|
newLineEndP = new Point(CuboidFrontRectEndP.X + d, CuboidFrontRectEndP.Y - d);
|
|
pointList = new List<System.Windows.Point> { newLineIniP, newLineEndP };
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) { DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone() };
|
|
strokes.Add(stroke.Clone());
|
|
|
|
try {
|
|
inkCanvas.Strokes.Remove(lastTempStrokeCollection);
|
|
} catch {
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
lastTempStrokeCollection = strokes;
|
|
inkCanvas.Strokes.Add(strokes);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
bool isFirstTouchCuboid = true;
|
|
Point CuboidFrontRectIniP = new Point();
|
|
Point CuboidFrontRectEndP = new Point();
|
|
|
|
private void Main_Grid_TouchUp(object sender, TouchEventArgs e) {
|
|
inkCanvas_MouseUp(sender, null);
|
|
if (dec.Count == 0) {
|
|
isWaitUntilNextTouchDown = false;
|
|
}
|
|
}
|
|
Stroke lastTempStroke = null;
|
|
StrokeCollection lastTempStrokeCollection = new StrokeCollection();
|
|
bool isWaitUntilNextTouchDown = false;
|
|
private List<System.Windows.Point> GenerateEllipseGeometry(System.Windows.Point st, System.Windows.Point ed, bool isDrawTop = true, bool isDrawBottom = true) {
|
|
double a = 0.5 * (ed.X - st.X);
|
|
double b = 0.5 * (ed.Y - st.Y);
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
if (isDrawTop && isDrawBottom) {
|
|
for (double r = 0; r <= 2 * Math.PI; r = r + 0.01) {
|
|
pointList.Add(new System.Windows.Point(0.5 * (st.X + ed.X) + a * Math.Cos(r), 0.5 * (st.Y + ed.Y) + b * Math.Sin(r)));
|
|
}
|
|
} else {
|
|
if (isDrawBottom) {
|
|
for (double r = 0; r <= Math.PI; r = r + 0.01) {
|
|
pointList.Add(new System.Windows.Point(0.5 * (st.X + ed.X) + a * Math.Cos(r), 0.5 * (st.Y + ed.Y) + b * Math.Sin(r)));
|
|
}
|
|
}
|
|
if (isDrawTop) {
|
|
for (double r = Math.PI; r <= 2 * Math.PI; r = r + 0.01) {
|
|
pointList.Add(new System.Windows.Point(0.5 * (st.X + ed.X) + a * Math.Cos(r), 0.5 * (st.Y + ed.Y) + b * Math.Sin(r)));
|
|
}
|
|
}
|
|
}
|
|
return pointList;
|
|
}
|
|
|
|
private StrokeCollection GenerateDashedLineEllipseStrokeCollection(System.Windows.Point st, System.Windows.Point ed, bool isDrawTop = true, bool isDrawBottom = true) {
|
|
double a = 0.5 * (ed.X - st.X);
|
|
double b = 0.5 * (ed.Y - st.Y);
|
|
double step = 0.05;
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
StylusPointCollection point;
|
|
Stroke stroke;
|
|
StrokeCollection strokes = new StrokeCollection();
|
|
if (isDrawBottom) {
|
|
for (double i = 0.0; i < 1.0; i += step * 1.66) {
|
|
pointList = new List<Point>();
|
|
for (double r = Math.PI * i; r <= Math.PI * (i + step); r = r + 0.01) {
|
|
pointList.Add(new System.Windows.Point(0.5 * (st.X + ed.X) + a * Math.Cos(r), 0.5 * (st.Y + ed.Y) + b * Math.Sin(r)));
|
|
}
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
}
|
|
if (isDrawTop) {
|
|
for (double i = 1.0; i < 2.0; i += step * 1.66) {
|
|
pointList = new List<Point>();
|
|
for (double r = Math.PI * i; r <= Math.PI * (i + step); r = r + 0.01) {
|
|
pointList.Add(new System.Windows.Point(0.5 * (st.X + ed.X) + a * Math.Cos(r), 0.5 * (st.Y + ed.Y) + b * Math.Sin(r)));
|
|
}
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
}
|
|
return strokes;
|
|
}
|
|
|
|
private Stroke GenerateLineStroke(System.Windows.Point st, System.Windows.Point ed) {
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
StylusPointCollection point;
|
|
Stroke stroke;
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(st.X, st.Y),
|
|
new System.Windows.Point(ed.X, ed.Y)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
return stroke;
|
|
}
|
|
|
|
private Stroke GenerateArrowLineStroke(System.Windows.Point st, System.Windows.Point ed)
|
|
{
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
StylusPointCollection point;
|
|
Stroke stroke;
|
|
|
|
double w = 20, h = 7;
|
|
double theta = Math.Atan2(st.Y - ed.Y, st.X - ed.X);
|
|
double sint = Math.Sin(theta);
|
|
double cost = Math.Cos(theta);
|
|
|
|
pointList = new List<Point>
|
|
{
|
|
new Point(st.X, st.Y),
|
|
new Point(ed.X , ed.Y),
|
|
new Point(ed.X + (w * cost - h * sint), ed.Y + (w * sint + h * cost)),
|
|
new Point(ed.X,ed.Y),
|
|
new Point(ed.X + (w * cost + h * sint), ed.Y - (h * cost - w * sint))
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point)
|
|
{
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
return stroke;
|
|
}
|
|
|
|
|
|
private StrokeCollection GenerateDashedLineStrokeCollection(System.Windows.Point st, System.Windows.Point ed) {
|
|
double step = 5;
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
StylusPointCollection point;
|
|
Stroke stroke;
|
|
StrokeCollection strokes = new StrokeCollection();
|
|
double d = GetDistance(st, ed);
|
|
double sinTheta = (ed.Y - st.Y) / d;
|
|
double cosTheta = (ed.X - st.X) / d;
|
|
for (double i = 0.0; i < d; i += step * 2.76) {
|
|
pointList = new List<System.Windows.Point>{
|
|
new System.Windows.Point(st.X + i * cosTheta, st.Y + i * sinTheta),
|
|
new System.Windows.Point(st.X + Math.Min(i + step, d) * cosTheta, st.Y + Math.Min(i + step, d) * sinTheta)
|
|
};
|
|
point = new StylusPointCollection(pointList);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
return strokes;
|
|
}
|
|
|
|
private StrokeCollection GenerateDotLineStrokeCollection(System.Windows.Point st, System.Windows.Point ed) {
|
|
double step = 3;
|
|
List<System.Windows.Point> pointList = new List<System.Windows.Point>();
|
|
StylusPointCollection point;
|
|
Stroke stroke;
|
|
StrokeCollection strokes = new StrokeCollection();
|
|
double d = GetDistance(st, ed);
|
|
double sinTheta = (ed.Y - st.Y) / d;
|
|
double cosTheta = (ed.X - st.X) / d;
|
|
for (double i = 0.0; i < d; i += step * 2.76) {
|
|
var stylusPoint = new StylusPoint(st.X + i * cosTheta, st.Y + i * sinTheta, (float)0.8);
|
|
point = new StylusPointCollection();
|
|
point.Add(stylusPoint);
|
|
stroke = new Stroke(point) {
|
|
DrawingAttributes = inkCanvas.DefaultDrawingAttributes.Clone()
|
|
};
|
|
strokes.Add(stroke.Clone());
|
|
}
|
|
return strokes;
|
|
}
|
|
|
|
bool isMouseDown = false;
|
|
private void inkCanvas_MouseDown(object sender, MouseButtonEventArgs e) {
|
|
isMouseDown = true;
|
|
if (NeedUpdateIniP()) {
|
|
iniP = e.GetPosition(inkCanvas);
|
|
}
|
|
}
|
|
|
|
private void inkCanvas_MouseMove(object sender, MouseEventArgs e) {
|
|
if (isMouseDown) {
|
|
MouseTouchMove(e.GetPosition(inkCanvas));
|
|
}
|
|
}
|
|
|
|
private void inkCanvas_MouseUp(object sender, MouseButtonEventArgs e) {
|
|
|
|
if (drawingShapeMode == 5) {
|
|
if (lastTempStroke != null)
|
|
{
|
|
Circle circle = new Circle(new Point(), 0, lastTempStroke);
|
|
circle.R = GetDistance(circle.Stroke.StylusPoints[0].ToPoint(), circle.Stroke.StylusPoints[circle.Stroke.StylusPoints.Count / 2].ToPoint()) / 2;
|
|
circle.Centroid = new Point((circle.Stroke.StylusPoints[0].X + circle.Stroke.StylusPoints[circle.Stroke.StylusPoints.Count / 2].X) / 2,
|
|
(circle.Stroke.StylusPoints[0].Y + circle.Stroke.StylusPoints[circle.Stroke.StylusPoints.Count / 2].Y) / 2);
|
|
circles.Add(circle);
|
|
}
|
|
if (lastIsInMultiTouchMode)
|
|
{
|
|
ToggleSwitchEnableMultiTouchMode.IsOn = true;
|
|
lastIsInMultiTouchMode = false;
|
|
}
|
|
}
|
|
if (drawingShapeMode != 9 && drawingShapeMode != 0 && drawingShapeMode != 24 && drawingShapeMode != 25) {
|
|
if (isLongPressSelected) {
|
|
|
|
} else {
|
|
BtnPen_Click(null, null); //画完一次还原到笔模式
|
|
if (lastIsInMultiTouchMode)
|
|
{
|
|
ToggleSwitchEnableMultiTouchMode.IsOn = true;
|
|
lastIsInMultiTouchMode = false;
|
|
}
|
|
}
|
|
}
|
|
if (drawingShapeMode == 9) {
|
|
if (isFirstTouchCuboid) {
|
|
if (CuboidStrokeCollection == null) CuboidStrokeCollection = new StrokeCollection();
|
|
isFirstTouchCuboid = false;
|
|
Point newIniP = new Point(Math.Min(CuboidFrontRectIniP.X, CuboidFrontRectEndP.X), Math.Min(CuboidFrontRectIniP.Y, CuboidFrontRectEndP.Y));
|
|
Point newEndP = new Point(Math.Max(CuboidFrontRectIniP.X, CuboidFrontRectEndP.X), Math.Max(CuboidFrontRectIniP.Y, CuboidFrontRectEndP.Y));
|
|
CuboidFrontRectIniP = newIniP;
|
|
CuboidFrontRectEndP = newEndP;
|
|
try
|
|
{
|
|
CuboidStrokeCollection.Add(lastTempStrokeCollection);
|
|
} catch
|
|
{
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
|
|
} else {
|
|
BtnPen_Click(null, null); //画完还原到笔模式
|
|
if (lastIsInMultiTouchMode)
|
|
{
|
|
ToggleSwitchEnableMultiTouchMode.IsOn = true;
|
|
lastIsInMultiTouchMode = false;
|
|
}
|
|
if (_currentCommitType == CommitReason.ShapeDrawing) {
|
|
try
|
|
{
|
|
CuboidStrokeCollection.Add(lastTempStrokeCollection);
|
|
}
|
|
catch
|
|
{
|
|
Trace.WriteLine("lastTempStrokeCollection failed.");
|
|
}
|
|
_currentCommitType = CommitReason.UserInput;
|
|
timeMachine.CommitStrokeUserInputHistory(CuboidStrokeCollection);
|
|
CuboidStrokeCollection = null;
|
|
}
|
|
}
|
|
}
|
|
if (drawingShapeMode == 24 || drawingShapeMode == 25) {
|
|
if (drawMultiStepShapeCurrentStep == 0) {
|
|
drawMultiStepShapeCurrentStep = 1;
|
|
} else {
|
|
drawMultiStepShapeCurrentStep = 0;
|
|
if (drawMultiStepShapeSpecialStrokeCollection != null) {
|
|
bool opFlag = false;
|
|
switch (Settings.Canvas.HyperbolaAsymptoteOption) {
|
|
case OptionalOperation.Yes:
|
|
opFlag = true;
|
|
break;
|
|
case OptionalOperation.No:
|
|
opFlag = false;
|
|
break;
|
|
case OptionalOperation.Ask:
|
|
opFlag = MessageBox.Show("是否移除渐近线?", "Ink Canvas", MessageBoxButton.YesNo) != MessageBoxResult.Yes;
|
|
break;
|
|
};
|
|
if (!opFlag) {
|
|
inkCanvas.Strokes.Remove(drawMultiStepShapeSpecialStrokeCollection);
|
|
}
|
|
}
|
|
BtnPen_Click(null, null); //画完还原到笔模式
|
|
if (lastIsInMultiTouchMode)
|
|
{
|
|
ToggleSwitchEnableMultiTouchMode.IsOn = true;
|
|
lastIsInMultiTouchMode = false;
|
|
}
|
|
}
|
|
}
|
|
isMouseDown = false;
|
|
if (ReplacedStroke != null || AddedStroke != null) {
|
|
timeMachine.CommitStrokeEraseHistory(ReplacedStroke, AddedStroke);
|
|
AddedStroke = null;
|
|
ReplacedStroke = null;
|
|
}
|
|
if (_currentCommitType == CommitReason.ShapeDrawing && drawingShapeMode != 9) {
|
|
_currentCommitType = CommitReason.UserInput;
|
|
StrokeCollection collection = null;
|
|
if (lastTempStrokeCollection != null && lastTempStrokeCollection.Count > 0) {
|
|
collection = lastTempStrokeCollection;
|
|
} else if (lastTempStroke != null)
|
|
{
|
|
collection = new StrokeCollection() { lastTempStroke };
|
|
}
|
|
if (collection != null)
|
|
{
|
|
timeMachine.CommitStrokeUserInputHistory(collection);
|
|
}
|
|
}
|
|
lastTempStroke = null;
|
|
lastTempStrokeCollection = null;
|
|
if (Settings.Canvas.FitToCurve == true)
|
|
{
|
|
drawingAttributes.FitToCurve = true;
|
|
}
|
|
}
|
|
|
|
private bool NeedUpdateIniP() {
|
|
if (drawingShapeMode == 24 || drawingShapeMode == 25) {
|
|
if (drawMultiStepShapeCurrentStep == 1) return false;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|