104 lines
2.7 KiB
C#
104 lines
2.7 KiB
C#
using System;
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Input;
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using Avalonia.Markup.Xaml;
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using DispenserUI.ViewModels.Components;
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using DispenserUI.Views.Controls;
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namespace DispenserUI.Views.Windows;
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public partial class CameraViewerWindow : Window
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{
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public CameraViewerVM ViewModel { get; } = new();
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public CameraViewerWindow()
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{
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DataContext = ViewModel;
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InitializeComponent();
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Body = this.FindControl<Grid>("Body")!;
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Viewer = this.FindControl<ImageViewer>("Viewer")!;
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this.GetObservable(WindowStateProperty).Subscribe(state =>
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{
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if (state == WindowState.Maximized)
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{
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ViewModel.IsFullScreen = true;
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// 全屏
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Body.ColumnDefinitions[1].Width = new GridLength(0);
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}
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else if (state == WindowState.Normal)
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{
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// 恢复正常大小
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Body.ColumnDefinitions[1].Width = new GridLength(400);
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ViewModel.IsFullScreen = false;
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SystemDecorations = SystemDecorations.Full;
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}
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});
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ViewModel.InitViewer(Viewer);
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ViewModel.InitWindow(this);
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}
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private void InitializeComponent()
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{
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AvaloniaXamlLoader.Load(this);
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}
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protected override void OnClosing(WindowClosingEventArgs e)
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{
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base.OnClosing(e);
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// 退出的时候顺便停止采集视频
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ViewModel.StopCaptureVideo();
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ViewModel.DisableCameraListener();
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ViewModel.StopRecordingVideo();
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}
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protected override void OnResized(WindowResizedEventArgs e)
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{
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base.OnResized(e);
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ViewModel.OnWindowResize();
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}
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private void OnNormalWindowClicked(object? sender, TappedEventArgs e)
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{
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WindowState = WindowState.Normal;
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Body.ColumnDefinitions[1].Width = new GridLength(400);
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ViewModel.IsFullScreen = false;
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}
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/// <summary>
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/// 电机缩小
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/// </summary>
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private void OnNarrowClicked(object? sender, TappedEventArgs e)
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{
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Viewer.ImageShrink();
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}
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/// <summary>
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/// 点击放大
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/// </summary>
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private void OnEnlargeClicked(object? sender, TappedEventArgs e)
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{
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Viewer.ImageEnlarge();
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}
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private void OnPixelChanged(object? sender, Point point)
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{
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ViewModel.PixelCoordinate = $"{point.X:0.###} * {point.Y:0.###}";
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}
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private void OnScaleRatioChanged(object? sender, double ratio)
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{
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ViewModel.UpdateScaleRatio(ratio);
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}
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private void OnCenterPixelChanged(object? sender, Point e)
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{
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Console.WriteLine($"中心像素点: {e}");
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ViewModel.CenterPixelPoint = e;
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}
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} |