public EditorPageViewModel(ILogger <EditorPageViewModel> logger, IImageFilterService imageFilterService, INavigationService navigationService, IInOutService ioService)
{
this.logger = logger;
this.imageFilterService = imageFilterService;
GaussFilterParams = new GaussFilterParams()
{
Mid = 0.2f,
MidTop = 0.2f,
LeftMid = 0.2f,
RightMid = 0.2f,
MidBot = 0.2f
};
BinarizationFilterParams = new BinarizationFilterParams()
{
RedParameter = 0.3f,
GreenParameter = 0.6f,
BlueParameter = 0.11f,
PrecisionParameter = 6,
AdjustmentParameter = 0.15f
};
CurrentFilters = new ObservableCollection <FilterParamsBase>();
InitializeCommands();
NavigationService = navigationService;
this.ioService = ioService;
}
private void InitializeCommands()
{
AddGaussFilterCommand = new RelayCommand(async x =>
{
var filter = GaussFilterParams.Clone() as GaussFilterParams;
CurrentFilters.Add(filter);
EditedImage.PhotoData.CurrentFilters.Add(filter);
if (ServerModeEnabled)
{
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Accept", "application/json");
var transferObject = new GaussTransferModel()
{
ImageByteArray = ioService.BitmapSourceToByteArray(EditedImage.CurrentImage),
Parameters = filter
};
var request = new HttpRequestMessage(HttpMethod.Post, "https://localhost:44337/weatherforecast/GetGauss");
request.Content = new StringContent(JsonConvert.SerializeObject(transferObject), Encoding.UTF8, "application/json");
var response = await client.SendAsync(request);
if (response.StatusCode == System.Net.HttpStatusCode.OK)
{
var jsonString = await response.Content.ReadAsStringAsync();
var resultImg = JsonConvert.DeserializeObject <GaussTransferModel>(jsonString);
EditedImage.CurrentImage = ioService.ByteArrayToBitmapImage(resultImg.ImageByteArray);
}
}
}
else
{
EditedImage.CurrentImage = imageFilterService.ApplyFilter(EditedImage.CurrentImage, filter);
}
});
AddBinarizationFilterCommand = new RelayCommand(async x =>
{
var filter = BinarizationFilterParams.Clone() as BinarizationFilterParams;
CurrentFilters.Add(filter);
EditedImage.PhotoData.CurrentFilters.Add(filter);
if (ServerModeEnabled)
{
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Accept", "application/json");
var transferObject = new BinaryTransferModel()
{
ImageByteArray = ioService.BitmapSourceToByteArray(EditedImage.CurrentImage),
Parameters = filter
};
var request = new HttpRequestMessage(HttpMethod.Post, "https://localhost:44337/weatherforecast/GetBinarization");
request.Content = new StringContent(JsonConvert.SerializeObject(transferObject), Encoding.UTF8, "application/json");
var response = await client.SendAsync(request);
if (response.StatusCode == System.Net.HttpStatusCode.OK)
{
var jsonString = await response.Content.ReadAsStringAsync();
var resultImg = JsonConvert.DeserializeObject <BinaryTransferModel>(jsonString);
EditedImage.CurrentImage = ioService.ByteArrayToBitmapImage(resultImg.ImageByteArray);
}
}
}
else
{
EditedImage.CurrentImage = imageFilterService.ApplyFilter(EditedImage.CurrentImage, filter);
}
});
SavePhotoCommand = new RelayCommand(x =>
{
ioService.ExportImage(editedImage);
NavigationService.MoveToPage(Enums.PageEnum.galleryPage);
});
CancelPhotoCommand = new RelayCommand(x =>
{
NavigationService.MoveToPage(Enums.PageEnum.galleryPage);
});
RemoveSelectedFilter = new RelayCommand(x =>
{
if (SelectedFilter == null)
{
return;
}
var filterToRemove = SelectedFilter;
CurrentFilters.Remove(filterToRemove);
EditedImage.PhotoData.CurrentFilters.Remove(filterToRemove);
imageFilterService.ReApplyFilters(editedImage);
SelectedFilter = CurrentFilters.FirstOrDefault();
});
}