public void FitAllButton_Click(object sender, RoutedEventArgs e) { var rect = GetOperatingPixelRect(); var rateW = rect.Width / SpaceScrollViewer.ActualWidth; var rateH = rect.Height / SpaceScrollViewer.ActualHeight; double rate; double AlignLeft = rect.Left; double AlignTop = rect.Top; if (rateW > rateH) { rate = rateW; AlignLeft = rect.Left / rate; var rectW_Mid = rect.Height / rate / 2; var screenW_Mid = SpaceScrollViewer.ActualHeight / 2; var moveOffsetToCenter = screenW_Mid - rectW_Mid; AlignTop = rect.Top / rate - moveOffsetToCenter; } else { rate = rateH; var rectH_Mid = rect.Width / rate / 2; var screenH_Mid = SpaceScrollViewer.ActualWidth / 2; var moveOffsetToCenter = screenH_Mid - rectH_Mid; AlignLeft = rect.Left / rate - moveOffsetToCenter; AlignTop = rect.Top / rate; } SpaceScrollViewer.ChangeView( AlignLeft, AlignTop, (float)(1 / rate), true); }
private void SpaceGrid_PointerMovedForDraggingWindow(object sender, PointerRoutedEventArgs e) { var fe = sender as FrameworkElement; PointerPoint ptrPt = e.GetCurrentPoint(fe); Point position = ptrPt.Position; if (ptrPt.Properties.IsLeftButtonPressed) { double move_x = position.X - m_DragWindowPoint.X; double move_y = position.Y - m_DragWindowPoint.Y; SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset - move_x, SpaceScrollViewer.VerticalOffset - move_y, _spaceZoomFactor, true); } }
public void SetSpaceZoomPercent(float percent) { float newFactor = percent / SpaceZoomDefaultPercent; float rate = newFactor / _spaceZoomFactor; Task t = Task.Factory.StartNew(async() => { await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() => { int expired = 10; bool a; do { a = SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset * rate, SpaceScrollViewer.VerticalOffset * rate, newFactor, true); await Task.Delay(100); expired--; }while (!a && expired != 0); }); }); _spaceZoomFactor = newFactor; }
private void Timer_Tick(object sender, object e) { int offset = 10; var pointerPosition = Windows.UI.Core.CoreWindow.GetForCurrentThread().PointerPosition; var x = pointerPosition.X - Window.Current.Bounds.X; var y = pointerPosition.Y - Window.Current.Bounds.Y; Point position = new Point(x, y); if (position.X > m_CurrentScreenRect.Right && position.Y > m_CurrentScreenRect.Bottom) { _mouseDirection = 9; } else if (position.X > m_CurrentScreenRect.Right && position.Y < m_CurrentScreenRect.Top) { _mouseDirection = 3; } else if (position.X > m_CurrentScreenRect.Right) { _mouseDirection = 6; } else if (position.X < m_CurrentScreenRect.Left && position.Y > m_CurrentScreenRect.Bottom) { _mouseDirection = 7; } else if (position.X < m_CurrentScreenRect.Left && position.Y < m_CurrentScreenRect.Top) { _mouseDirection = 1; } else if (position.X < m_CurrentScreenRect.Left) { _mouseDirection = 4; } else if (position.Y < m_CurrentScreenRect.Top) { _mouseDirection = 2; } else if (position.Y > m_CurrentScreenRect.Bottom) { _mouseDirection = 8; } else { _mouseDirection = 5; } if (_mouseDirection == 1) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset - offset, SpaceScrollViewer.VerticalOffset - offset, _spaceZoomFactor, true); } else if (_mouseDirection == 2) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset, SpaceScrollViewer.VerticalOffset - offset, _spaceZoomFactor, true); } else if (_mouseDirection == 3) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset + offset, SpaceScrollViewer.VerticalOffset - offset, _spaceZoomFactor, true); } else if (_mouseDirection == 4) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset - offset, SpaceScrollViewer.VerticalOffset, _spaceZoomFactor, true); } else if (_mouseDirection == 5) { } else if (_mouseDirection == 6) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset + offset, SpaceScrollViewer.VerticalOffset, _spaceZoomFactor, true); } else if (_mouseDirection == 7) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset - offset, SpaceScrollViewer.VerticalOffset + offset, _spaceZoomFactor, true); } else if (_mouseDirection == 8) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset, SpaceScrollViewer.VerticalOffset + offset, _spaceZoomFactor, true); } else if (_mouseDirection == 9) { SpaceScrollViewer.ChangeView( SpaceScrollViewer.HorizontalOffset + offset, SpaceScrollViewer.VerticalOffset + offset, _spaceZoomFactor, true); } }
public void DefaultViewButton_Click(object sender, RoutedEventArgs e) { SpaceScrollViewer.ChangeView(0, 0, 1, true); }