public ImageScrollViewerViewModel(IContainerExtension container, IRegionManager regionManager, MyImage myImage)
{
ImageSource = myImage.ObserveProperty(x => x.ImageSource).ToReadOnlyReactiveProperty(mode: ReactivePropertyMode.None);
// ズーム倍率のデバッグ表示
ImageZoomPayload
.Subscribe(x => Console.WriteLine($"VM-ZoomMagRatio: {x.IsEntire} => {(x.MagRatio * 100.0):f2} %"));
// スクロール位置のデバッグ表示
ImageScrollOffsetCenter
.Subscribe(x => Console.WriteLine($"VM-ScrollOffsetRatio: {x.Width:f2} x {x.Height:f2}"));
ZoomAllCommand
.Subscribe(x =>
{
// 全画面の再要求を行うと、Viewで設定した倍率をクリアしてしまうので行わない
if (!ImageZoomPayload.Value.IsEntire)
{
ImageZoomPayload.Value = new ImageZoomPayload(true, double.NaN);
}
});
ZoomX1Command
.Subscribe(x => ImageZoomPayload.Value = new ImageZoomPayload(false, 1.0));
OffsetCenterCommand
.Subscribe(x => ImageScrollOffsetCenter.Value = new Size(0.5, 0.5));
}
public ImageScrollControlViewModel(IContainerExtension container, IRegionManager regionManager)
{
var mainImages = container.Resolve <MainImages>();
var viewSettings = container.Resolve <ViewSettings>();
IsImageViewerInterlock = viewSettings.ObserveProperty(x => x.IsImageViewerInterlock).ToReadOnlyReactiveProperty();
CanVisibleReducedImage = viewSettings.ObserveProperty(x => x.CanVisibleReducedImage).ToReadOnlyReactiveProperty();
IsSamplingFrameOnImage = new[]
{
viewSettings.ObserveProperty(x => x.IsVisibleImageOverlapSamplingFrame),
viewSettings.ObserveProperty(x => x.IsSamplingFrameOnImage)
}
.CombineLatestValuesAreAllTrue()
.ToReadOnlyReactiveProperty();
IsSamplingFrameOnScrollContent = new[]
{
viewSettings.ObserveProperty(x => x.IsVisibleImageOverlapSamplingFrame),
viewSettings.ObserveProperty(x => x.IsSamplingFrameOnImage).Inverse()
}
.CombineLatestValuesAreAllTrue()
.ToReadOnlyReactiveProperty();
// 画像管理クラスのインデックスを取得
int index = mainImages.GetImageIndex();
LoadImageCommand.Subscribe(x => mainImages.LoadImage(index));
ImageSource = mainImages.ImageSources[index].ObserveProperty(x => x.ImageSource)
.ToReadOnlyReactiveProperty(mode: ReactivePropertyMode.None);
// View通知情報のデバッグ表示
ImageZoomPayload
.Subscribe(x => Console.WriteLine($"VM({index})-ZoomMagRatio: {x.IsEntire} => {(x.MagRatio * 100.0):f2} %"));
ImageScrollOffsetCenterRatio
.Subscribe(x => Console.WriteLine($"VM({index})-ScrollOffsetRatio: ({x.X:f2}, {x.Y:f2})"));
SamplingFrameRect
.Subscribe(x => Console.WriteLine($"VM({index})-SamplingFrameRect: ({x.X:f2}, {x.Y:f2}) {x.Width:f2} x {x.Height:f2}"));
ZoomAllCommand
.Subscribe(x =>
{
// 全画面の再要求を行うと、Viewで設定した倍率をクリアしてしまうので行わない
if (!ImageZoomPayload.Value.IsEntire)
{
ImageZoomPayload.Value = new ImageZoomPayload(true, double.NaN);
}
});
ZoomX1Command
.Subscribe(x => ImageZoomPayload.Value = new ImageZoomPayload(false, 1.0));
OffsetCenterCommand
.Subscribe(x => ImageScrollOffsetCenterRatio.Value = new Point(0.5, 0.5));
//PointTest.Subscribe(x => Console.WriteLine($"VM-PointTest: {x}"));
}