public MainPage()
{
InitializeComponent();
assembly = GetType().GetTypeInfo().Assembly;
this.BindingContext = this;
var display = DeviceDisplay.MainDisplayInfo;
Config = new ImageEditorConfig(backgroundType: BackgroundType.StretchedImage, outImageHeight: (int)display.Height, outImageWidht: (int)display.Width, aspect: BBAspect.Auto);
}
internal ImageEditorPage(SKBitmap bitmap, ImageEditorConfig config)
{
InitializeComponent();
viewModel = new ImageEditorViewModel(bitmap, config);
this.BindingContext = viewModel;
canvasCropViewHost.Children.Add(viewModel.cropperCanvas, 0, 0);
canvasMainViewHost.Children.Add(viewModel.mainCanvas, 0, 0);
viewModel.PropertyChanged += ViewModel_PropertyChanged;
}
public TouchManipulationCanvasView(ImageEditorConfig config)
{
this.config = config;
if (!config?.IsOutImageAutoSize ?? false)
{
outImageWidht = config?.OutImageWidht ?? 0;
outImageHeight = config?.OutImageHeight ?? 0;
}
rectInfo = new SKRect(0, 0, CanvasSize.Width, CanvasSize.Height);
}
internal ImageEditorViewModel(SKBitmap bitmap, ImageEditorConfig config)
{
Config = config;
cropperCanvas = new ImageCropperCanvasView(bitmap, config.CropAspectRatio);
mainCanvas = new TouchManipulationCanvasView(config);
mainCanvas.AddBitmapToCanvas(bitmap.Copy(), BitmapType.Main);
mainCanvas.TextBitmapClicked += MainCanvas_TextBitmapClicked;
mainCanvas.TrashEnabled += MainCanvas_TrashVisebled;
ColorCollect = SkiaHelper.GetColors();
CropCollect = CropItem.GetCropItems(config.CanChangeCropAspectRatio);
Message = config?.LoadingText;
}
internal ImageEditorViewModel(SKBitmap bitmap, ImageEditorConfig config)
{
Config = config;
cropperCanvas = new ImageCropperCanvasView(bitmap, config.CropAspectRatio);
mainCanvas = new TouchManipulationCanvasView(config);
mainCanvas.AddBitmapToCanvas(bitmap.Copy(), BitmapType.Main);
mainCanvas.TextBitmapClicked += MainCanvas_TextBitmapClicked;
mainCanvas.TrashEnabled += MainCanvas_TrashVisebled;
ColorCollect = SkiaHelper.GetColors();
CropCollect = CropItem.GetCropItems(config.CanChangeCropAspectRatio);
Message = config?.LoadingText;
MessagingCenter.Subscribe <Xamarin.Forms.Application>(this, "BBDroidBackButton", (sender) => OnBackPressed());
}
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
config = null;
bitmapDictionary = null;
inProgressPaths?.Clear();
inProgressPaths = null;
TrashEnabled = null;
TextBitmapClicked = null;
}
backgroundBitmap?.Dispose();
backgroundBitmap = null;
mainBitmap?.Bitmap.Dispose();
if (mainBitmap != null)
{
mainBitmap.Bitmap = null;
}
backgroundBitmap = null;
mainBitmap = null;
foreach (var a in completedPaths)
{
a.Dispose();
}
completedPaths?.Clear();
completedPaths = null;
foreach (var a in bitmapCollection)
{
if (a.Type != BitmapType.Stickers)
{
a.Bitmap?.Dispose();
}
a.Bitmap = null;
}
bitmapCollection = null;
disposedValue = true;
}
}
internal ImageEditorPage(SKBitmap bitmap, ImageEditorConfig config)
{
try
{
InitializeComponent();
viewModel = new ImageEditorViewModel(bitmap, config);
this.BindingContext = viewModel;
//裁切画布
canvasCropViewHost.Children.Add(viewModel.cropperCanvas, 0, 0);
//主图预览画布
canvasMainViewHost.Children.Add(viewModel.mainCanvas, 0, 0);
viewModel.PropertyChanged += ViewModel_PropertyChanged;
}
catch (Exception ex)
{
System.Diagnostics.Debug.Print(ex.Message);
}
}
public MyInfoPageViewModel(INavigationService navigationService,
IUserService userService,
IPermissionsService permissionsService,
IDialogService dialogService
) : base(navigationService, dialogService)
{
_userService = userService;
_permissionsService = permissionsService;
Title = "个人信息";
httpClientHelper = new HttpClientHelper();
this.Load = ReactiveCommand.CreateFromTask(() => Task.Run(() =>
{
try
{
UserProfile = new UserAuthenticationModel()
{
Username = Settings.UserRealName,
UserRealName = Settings.UserRealName,
FaceImage = "profile_placeholder.png",
Email = Settings.UserEmall,
MobileNumber = Settings.UserMobile,
StoreId = Settings.StoreId,
StoreName = Settings.StoreName,
DealerNumber = Settings.DealerNumber,
MarketingCenter = Settings.MarketingCenter,
MarketingCenterCode = Settings.MarketingCenterCode,
SalesArea = Settings.SalesArea,
SalesAreaCode = Settings.SalesAreaCode,
BusinessDepartment = Settings.BusinessDepartment,
BusinessDepartmentCode = Settings.BusinessDepartmentCode
};
if (!string.IsNullOrEmpty(Settings.FaceImage) && Settings.FaceImage.StartsWith("http"))
{
//ImageSource.FromUri(new Uri(Settings.FaceImage));
UserFace = Settings.FaceImage;
}
}
catch (Exception) { }
}));
//选择照片
this.UpdateFaceCommand = ReactiveCommand.CreateFromTask <string>(async(e) =>
{
await this.NavigateAsync("CameraViewPage", ("TakeType", "UpdateFace"));
});
this.BindBusyCommand(Load);
MessageBus
.Current
.Listen <byte[]?>(string.Format(Constants.CAMERA_KEY, "UpdateFace"))
.Subscribe(async bit =>
{
try
{
if (bit != null && bit.Length > 0)
{
var stream = new MemoryStream(bit);
//编辑照片
var display = DeviceDisplay.MainDisplayInfo;
var config = new ImageEditorConfig(
canAddText: false,
canFingerPaint: false,
backgroundType: BackgroundType.StretchedImage,
outImageHeight: (int)display.Height,
outImageWidht: (int)display.Width,
aspect: BBAspect.Auto);
using (var bitmap = SKBitmap.Decode(stream))
{
byte[] data = await ImageEditor.Instance.GetEditedImage(bitmap, config);
var resultStream = new MemoryStream(data);
UploadPhotograph(resultStream);
}
}
}
catch (Exception ex)
{
Debug.Print(ex.StackTrace);
_dialogService.LongAlert("服务器错误，编辑失败！");
}
}).DisposeWith(DeactivateWith);
}
internal static void DrawBackground(this SKCanvas canvas, SKBitmap bitmap, SKRect rect, ImageEditorConfig config)
{
using (SKPaint paint = new SKPaint())
{
paint.IsAntialias = true;
if (config?.BackgroundType != BackgroundType.Transparent)
{
paint.Color = config?.BackgroundType == BackgroundType.Color ? config.BackgroundColor : 0xFF1f1f1f;
paint.Style = SKPaintStyle.Fill;
canvas.DrawRect(rect, paint);
}
if (BackgroundType.StretchedImage == config?.BackgroundType)
{
canvas.DrawBitmap(bitmap, rect, paint);
}
}
}
