+++ /dev/null
-module Parasitemia.GUI.Main
-
-open System
-open System.IO
-open System.Linq
-open System.Windows
-open System.Windows.Media
-open System.Windows.Markup
-open System.Windows.Shapes
-open System.Windows.Controls
-open System.Diagnostics
-open Microsoft.Win32 // For the common dialogs.
-
-open Emgu.CV.WPF
-
-open Config
-open Types
-
-let run (defaultConfig: Config) (fileToOpen: string option) =
- let app = new Application()
- let mainWindow = Views.MainWindow()
- let ctrl (name: string): 'a = mainWindow.Root.FindName(name) :?> 'a
-
- let colorRBCHealthy = Brushes.YellowGreen
- let colorRBCInfected = Brushes.Red
-
- let state = State.State()
- let mutable currentScale = 1.
- let mutable displayHealthy = false
-
- let menuExit: MenuItem = ctrl "menuExit"
- let menuSaveFile: MenuItem = ctrl "menuSave"
- let menuLoadFile: MenuItem = ctrl "menuOpen"
- let menuNewFile: MenuItem = ctrl "menuNew"
- let menuAddSourceImage: MenuItem = ctrl "menuAddSourceImage"
- let menuAnalysis: MenuItem = ctrl "menuAnalysis"
- let menuStartAnalysis: MenuItem = ctrl "menuStartAnalysis"
- let menuView: MenuItem = ctrl "menuView"
- let menuHightlightRBC: MenuItem = ctrl "menuHightlightRBC"
- let menuAbout: MenuItem = ctrl "menuAbout"
-
- let txtPatient: TextBox = ctrl "txtPatient"
- let txtGlobalParasitemia: TextBox = ctrl "txtGlobalParasitemia"
-
- let stackPreviews: StackPanel = ctrl "stackPreviews"
-
- let scrollViewCurrentImage: ScrollViewer = ctrl "scrollViewCurrentImage"
- let borderCurrentImage: Border = ctrl "borderCurrentImage"
- let canvasCurrentImage: Canvas = ctrl "canvasCurrentImage"
- let txtImageInformation: TextBlock = ctrl "txtImageInformation"
-
- let scrollRBC: ScrollViewer = ctrl "scrollRBC"
- let stackRBC: StackPanel = ctrl "stackRBC"
-
- // Initializations.
- menuHightlightRBC.IsChecked <- displayHealthy
-
- // Utils.
- let extractRBCPreview (img: Emgu.CV.Image<Emgu.CV.Structure.Bgr, byte>) (rbc: RBC) : Emgu.CV.Image<Emgu.CV.Structure.Bgr, byte> =
- let rbcWidth = rbc.size.Width
- let rbcHeight = rbc.size.Height
- let x = rbc.center.X - rbcWidth / 2. |> Utils.roundInt
- let y = rbc.center.Y - rbcHeight / 2. |> Utils.roundInt
- let w = Utils.roundInt rbcWidth
- let h = Utils.roundInt rbcHeight
- img.GetSubRect(System.Drawing.Rectangle(System.Drawing.Point((if x < 0 then 0 else x), (if y < 0 then 0 else y)),
- System.Drawing.Size((if x + w >= img.Width then img.Width - x else w),
- (if y + h >= img.Height then img.Height - y else h))))
-
- let setRBCFrameStyle (rbc: RBC) (frame: Views.RBCFrame) =
- frame.Opacity <- if displayHealthy || rbc.setManually || rbc.infected then 1. else 0.
- let color = if rbc.infected then colorRBCInfected else colorRBCHealthy
- frame.manuallyAdded.Visibility <- if rbc.setManually then Visibility.Visible else Visibility.Hidden
- frame.manuallyAdded.Fill <- color
- frame.border.Stroke <- color
-
- let RBCFrameFromExisting (rbc: RBC) (frame: Views.RBCFrame) : Views.RBCFrame =
- frame.Visibility <- Visibility.Visible
- frame.Height <- rbc.size.Height
- frame.Width <- rbc.size.Width
- frame.Tag <- rbc
- setRBCFrameStyle rbc frame
- frame.border.StrokeThickness <- 1.
- frame.txtRBCNumber.Text <- rbc.num.ToString()
- frame
-
- let highlightRBCFrame (frame: Views.RBCFrame) (highlight: bool) =
- let rbc = frame.Tag :?> RBC
- if highlight
- then
- frame.border.StrokeThickness <- 3.
- if not rbc.infected && not rbc.setManually && not displayHealthy then frame.Opacity <- 1.
- else
- frame.border.StrokeThickness <- 1.
- if not rbc.infected && not rbc.setManually && not displayHealthy then frame.Opacity <- 0.
-
- let zoomToRBC (rbc: RBC) =
- scrollViewCurrentImage.ScrollToHorizontalOffset(rbc.center.X * currentScale - scrollViewCurrentImage.ViewportWidth / 2. + borderCurrentImage.BorderThickness.Left)
- scrollViewCurrentImage.ScrollToVerticalOffset(rbc.center.Y * currentScale - scrollViewCurrentImage.ViewportHeight / 2. + borderCurrentImage.BorderThickness.Top)
-
- let parasitemiaText (nbTotal: int, nbInfected: int) : string =
- if nbTotal = 0
- then
- ""
- else
- let percent = 100. * (float nbInfected) / (float nbTotal)
- sprintf "%.1f %% (%d / %d)" percent nbInfected nbTotal
-
- let updateCurrentImageInformation () =
- match state.CurrentImage with
- | Some srcImg ->
- let parasitemiaStr = parasitemiaText (state.ImageParasitemia srcImg)
- txtImageInformation.Inlines.Clear()
- txtImageInformation.Inlines.Add(Documents.Run("Parasitemia: ", FontWeight = FontWeights.Bold))
- txtImageInformation.Inlines.Add(parasitemiaStr)
- txtImageInformation.Inlines.Add(Documents.LineBreak())
-
- txtImageInformation.Inlines.Add(Documents.Run("Average erytrocyte diameter: ", FontWeight = FontWeights.Bold))
- txtImageInformation.Inlines.Add(Documents.Run(srcImg.config.RBCRadius.ToString()))
- txtImageInformation.Inlines.Add(Documents.LineBreak())
-
- txtImageInformation.Inlines.Add(Documents.Run("Last analysis: ", FontWeight = FontWeights.Bold))
- txtImageInformation.Inlines.Add(Documents.Run(if srcImg.dateLastAnalysis.Ticks = 0L then "<Never>" else srcImg.dateLastAnalysis.ToLocalTime().ToString()))
- | _ -> ()
-
- let updateGlobalParasitemia () =
- txtGlobalParasitemia.Text <- parasitemiaText state.GlobalParasitemia
-
- let updateViewportPreview () =
- for preview in stackPreviews.Children |> Seq.cast<Views.ImageSourcePreview> do
- let srcImg = preview.Tag :?> SourceImage
- if Some srcImg = state.CurrentImage then
- preview.viewport.Visibility <- Visibility.Visible
-
- let canvasWidth = canvasCurrentImage.ActualWidth * currentScale
- let canvasHeight = canvasCurrentImage.ActualHeight * currentScale
- let previewWidth = (preview.ActualWidth - preview.BorderThickness.Left - preview.BorderThickness.Right)
- let previewHeight = (preview.ActualHeight - preview.BorderThickness.Top - preview.BorderThickness.Bottom)
-
- let marginLeft = previewWidth * (scrollViewCurrentImage.HorizontalOffset - borderCurrentImage.BorderThickness.Left) / canvasWidth - 2.
- let marginRight = previewWidth * (canvasWidth - (scrollViewCurrentImage.HorizontalOffset - borderCurrentImage.BorderThickness.Right) - scrollViewCurrentImage.ViewportWidth) / canvasWidth - 2.
- let marginTop = previewHeight * (scrollViewCurrentImage.VerticalOffset - borderCurrentImage.BorderThickness.Top) / canvasHeight - 2.
- let marginBottom = previewHeight * (canvasHeight - (scrollViewCurrentImage.VerticalOffset - borderCurrentImage.BorderThickness.Bottom) - scrollViewCurrentImage.ViewportHeight) / canvasHeight - 2.
-
- preview.viewport.Margin <-
- Thickness(
- marginLeft,
- marginTop,
- marginRight,
- marginBottom)
- else
- preview.viewport.Visibility <- Visibility.Hidden
-
- let rec setAsInfected (rbc: RBC) (infected: bool) =
- state.SetAsInfected rbc infected
- canvasCurrentImage.Children
- |> Seq.cast<Views.RBCFrame>
- |> Seq.iter
- (fun frame ->
- if (frame.Tag :?> RBC) = rbc
- then
- setRBCFrameStyle rbc frame)
- updateRBCFramesPreview ()
- updateCurrentImageInformation ()
- updateGlobalParasitemia ()
-
- and RBCFrame (rbc: RBC) : Views.RBCFrame =
- let frame = RBCFrameFromExisting rbc (Views.RBCFrame())
- frame.SetValue(Panel.ZIndexProperty, Int32.MaxValue - rbc.num) // To be sure the
- frame.menuRBCSetAsHealthy.Click.AddHandler(fun obj args -> setAsInfected (frame.Tag :?> RBC) false)
- frame.menuRBCSetAsInfected.Click.AddHandler(fun obj args -> setAsInfected (frame.Tag :?> RBC) true)
- frame.ContextMenuOpening.AddHandler(
- fun obj args ->
- if (frame.Tag :?> RBC).infected
- then
- frame.menuRBCSetAsHealthy.Visibility <- Visibility.Visible
- frame.menuRBCSetAsInfected.Visibility <- Visibility.Collapsed
- else
- frame.menuRBCSetAsHealthy.Visibility <- Visibility.Collapsed
- frame.menuRBCSetAsInfected.Visibility <- Visibility.Visible)
-
- frame.ContextMenuClosing.AddHandler(fun obj args -> if not frame.IsMouseOver then highlightRBCFrame frame false )
- frame.MouseEnter.AddHandler(fun obj args -> highlightRBCFrame frame true)
- frame.MouseLeave.AddHandler(fun obj args -> if not frame.grid.ContextMenu.IsOpen then highlightRBCFrame frame false)
- frame
-
- and updateRBCFramesPreview () =
- match state.CurrentImage with
- | Some srcImg ->
- let mutable currentPreview = 0
- for rbc in srcImg.rbcs |> List.filter (fun rbc -> displayHealthy || rbc.infected) do
- let previewInfected =
- if currentPreview < stackRBC.Children.Count
- then
- RBCFrameFromExisting rbc (stackRBC.Children.[currentPreview] :?> Views.RBCFrame)
- else
- let f = RBCFrame rbc
- f.MouseLeftButtonUp.AddHandler(fun obj args -> zoomToRBC (f.Tag :?> RBC))
- stackRBC.Children.Add(f) |> ignore
- f
-
- currentPreview <- currentPreview + 1
-
- previewInfected.Height <- stackRBC.ActualHeight
- previewInfected.Width <- stackRBC.ActualHeight * rbc.size.Width / rbc.size.Height
- previewInfected.border.Fill <- ImageBrush(BitmapSourceConvert.ToBitmapSource(extractRBCPreview srcImg.img rbc))
-
- stackRBC.Children.RemoveRange(currentPreview, stackRBC.Children.Count - currentPreview)
- | _ -> ()
-
- updateViewportPreview ()
-
- let updateRBCFramesCurrent () =
- match state.CurrentImage with
- | Some srcImg ->
- let mutable currentCanvas = 0
- for rbc in srcImg.rbcs do
- let frame =
- if currentCanvas < canvasCurrentImage.Children.Count
- then
- RBCFrameFromExisting rbc (canvasCurrentImage.Children.[currentCanvas] :?> Views.RBCFrame)
- else
- let f = RBCFrame rbc
- f.Root.Opacity <- 0.7
- canvasCurrentImage.Children.Add(f) |> ignore
- f
-
- currentCanvas <- currentCanvas + 1
-
- Canvas.SetLeft(frame, rbc.center.X - rbc.size.Width / 2.)
- Canvas.SetTop(frame, rbc.center.Y - rbc.size.Height / 2.)
-
- for i in currentCanvas .. canvasCurrentImage.Children.Count - 1 do
- canvasCurrentImage.Children.[i].Visibility <- Visibility.Hidden
- | _ -> ()
-
- let saveCurrentDocument () =
- if state.FilePath = ""
- then
- let dialog = SaveFileDialog(AddExtension = true, DefaultExt = PiaZ.extension, Filter = PiaZ.filter);
- let res = dialog.ShowDialog()
- if res.HasValue && res.Value
- then
- state.FilePath <- dialog.FileName
- state.Save()
- else
- state.Save()
-
- // Ask the use to save the current document if neccessary.
- let askSaveCurrent () =
- if state.AlteredSinceLastSave
- then
- match MessageBox.Show("Would you like to save the current document?", "Saving the current document", MessageBoxButton.YesNo, MessageBoxImage.Question) with
- | MessageBoxResult.Yes -> saveCurrentDocument ()
- | _ -> ()
-
- let updateCurrentImage () =
- match state.CurrentImage with
- | Some srcImg ->
- // Highlight the preview.
- stackPreviews.Children
- |> Seq.cast<Views.ImageSourcePreview>
- |> Seq.iter (fun preview -> preview.border.BorderThickness <- Thickness(if preview.Tag = (srcImg :> Object) then 3. else 0.))
-
- canvasCurrentImage.Height <- float srcImg.img.Height
- canvasCurrentImage.Width <- float srcImg.img.Width
- canvasCurrentImage.Background <- ImageBrush(BitmapSourceConvert.ToBitmapSource(srcImg.img))
-
- updateRBCFramesCurrent ()
- updateRBCFramesPreview ()
- updateCurrentImageInformation ()
- | None ->
- stackRBC.Children.Clear()
- canvasCurrentImage.Children.Clear()
- canvasCurrentImage.Background <- Brushes.Black
-
- let setCurrentImage (srcImg: SourceImage) =
- if state.CurrentImage.IsNone || state.CurrentImage.Value <> srcImg
- then
- state.CurrentImage <- Some srcImg
- updateCurrentImage ()
-
- let addPreview (srcImg: SourceImage) =
- let imgCtrl = Views.ImageSourcePreview(Margin = Thickness(3.))
-
- imgCtrl.menuRemoveImage.Click.AddHandler(fun obj args ->
- stackPreviews.Children.Remove(imgCtrl)
- let srcImg = imgCtrl.Tag :?> SourceImage
- let currentRemoved = Some srcImg = state.CurrentImage
- state.RemoveSourceImage srcImg
- if currentRemoved
- then
- updateCurrentImage()
- stackPreviews.Children |> Seq.cast<Views.ImageSourcePreview> |> Seq.iter (fun imgPreview -> imgPreview.txtImageNumber.Text <- (imgPreview.Tag :?> SourceImage).num.ToString()))
-
- imgCtrl.Tag <- srcImg
- imgCtrl.txtImageNumber.Text <- srcImg.num.ToString()
- let width = 200
- let height = srcImg.img.Height * width / srcImg.img.Width
- imgCtrl.imagePreview.Source <- BitmapSourceConvert.ToBitmapSource(srcImg.img.Resize(width, height, Emgu.CV.CvEnum.Inter.Cubic))
- stackPreviews.Children.Add(imgCtrl) |> ignore
-
- // Zoom to a mouse position into the control 'imgCtrl'.
- let zoomTo (mousePos: Point) =
- let canvasW = canvasCurrentImage.ActualWidth * currentScale
- let canvasH = canvasCurrentImage.ActualHeight * currentScale
- let centerX = (mousePos.X - imgCtrl.BorderThickness.Left) / (imgCtrl.ActualWidth - imgCtrl.BorderThickness.Left) * canvasW
- let centerY = (mousePos.Y - imgCtrl.BorderThickness.Top) / (imgCtrl.ActualHeight - imgCtrl.BorderThickness.Top) * canvasH
- scrollViewCurrentImage.ScrollToHorizontalOffset(centerX - scrollViewCurrentImage.ViewportWidth / 2. + borderCurrentImage.BorderThickness.Left)
- scrollViewCurrentImage.ScrollToVerticalOffset(centerY - scrollViewCurrentImage.ViewportHeight / 2. + borderCurrentImage.BorderThickness.Top)
-
- imgCtrl.MouseLeftButtonDown.AddHandler(fun obj args ->
- setCurrentImage (state.SourceImages |> Seq.find (fun srcImg -> (srcImg :> Object) = imgCtrl.Tag))
- imgCtrl.UpdateLayout()
- zoomTo (args.GetPosition(imgCtrl))
- imgCtrl.CaptureMouse() |> ignore)
-
- imgCtrl.MouseMove.AddHandler(fun obj args ->
- if imgCtrl.IsMouseCaptured
- then
- zoomTo (args.GetPosition(imgCtrl)))
-
- imgCtrl.MouseLeftButtonUp.AddHandler(fun obj args ->
- if imgCtrl.IsMouseCaptured
- then
- imgCtrl.ReleaseMouseCapture())
-
- let updatePreviews () =
- stackPreviews.Children.Clear ()
- for srcImg in state.SourceImages do
- addPreview srcImg
- updateCurrentImage ()
-
- let updateGUI () =
- txtPatient.Text <- state.PatientID
- updatePreviews ()
- updateGlobalParasitemia ()
-
- let loadFile (filepath: string) =
- askSaveCurrent ()
- state.FilePath <- filepath
- state.Load()
- updateGUI ()
-
- txtPatient.LostFocus.AddHandler(fun obj args -> state.PatientID <- txtPatient.Text)
-
- menuExit.Click.AddHandler(fun obj args ->
- askSaveCurrent ()
- mainWindow.Root.Close())
-
- menuSaveFile.Click.AddHandler(fun obj args -> saveCurrentDocument ())
-
- menuLoadFile.Click.AddHandler(fun obj args ->
- // TODO: if current state not saved and not empty, ask to save it.
- let dialog = OpenFileDialog(Filter = PiaZ.filter)
- let res = dialog.ShowDialog()
- if res.HasValue && res.Value
- then loadFile dialog.FileName)
-
- menuNewFile.Click.AddHandler(fun obj args ->
- askSaveCurrent ()
- state.Reset()
- updateGUI())
-
- menuAddSourceImage.Click.AddHandler(fun obj args ->
- let dialog = OpenFileDialog(Filter = "Image Files|*.png;*.jpg;*.tif;*.tiff", Multiselect = true)
- let res = dialog.ShowDialog()
- if res.HasValue && res.Value
- then
- let noSourceImage = state.SourceImages.Count() = 0
-
- for filename in dialog.FileNames do
- let srcImg = state.AddSourceImage filename defaultConfig
- addPreview srcImg
-
- updateGlobalParasitemia ()
-
- if noSourceImage
- then
- updateCurrentImage ())
-
- menuAnalysis.SubmenuOpened.AddHandler(fun obj args -> menuStartAnalysis.IsEnabled <- state.SourceImages.Count() > 0)
-
- menuStartAnalysis.Click.AddHandler(fun obj args ->
- if Analysis.showWindow mainWindow.Root state
- then
- updateGlobalParasitemia ()
- updateCurrentImage ())
-
- menuHightlightRBC.Click.AddHandler(fun obj args ->
- displayHealthy <- menuHightlightRBC.IsChecked
- updateRBCFramesPreview ()
- updateRBCFramesCurrent ())
-
- menuAbout.Click.AddHandler(fun obj args -> About.showWindow mainWindow.Root)
-
- // Zoom on the current image.
- let adjustCurrentImageBorders (deltaX: float) (deltaY: float) =
- borderCurrentImage.BorderThickness <-
- Thickness(
- (scrollViewCurrentImage.ViewportWidth + deltaX) / 2.,
- (scrollViewCurrentImage.ViewportHeight + deltaY) / 2.,
- (scrollViewCurrentImage.ViewportWidth + deltaX) / 2.,
- (scrollViewCurrentImage.ViewportHeight + deltaY) / 2.)
-
- canvasCurrentImage.SizeChanged.AddHandler(fun obj args ->
- let deltaX = args.NewSize.Width - args.PreviousSize.Width
- let deltaY = args.NewSize.Height - args.PreviousSize.Height
- if deltaX > 0.5 || deltaY > 0.5
- then
- adjustCurrentImageBorders 0.0 0.0
- // Center the view at the center of the image initialy.
- scrollViewCurrentImage.UpdateLayout()
- scrollViewCurrentImage.ScrollToHorizontalOffset(borderCurrentImage.ActualWidth / 2. - scrollViewCurrentImage.ViewportWidth / 2.)
- scrollViewCurrentImage.ScrollToVerticalOffset(borderCurrentImage.ActualHeight / 2. - scrollViewCurrentImage.ViewportHeight / 2.))
-
- scrollViewCurrentImage.SizeChanged.AddHandler(fun obj args ->
- let deltaX = args.NewSize.Width - args.PreviousSize.Width
- let deltaY = args.NewSize.Height - args.PreviousSize.Height
- adjustCurrentImageBorders deltaX deltaY
- scrollViewCurrentImage.ScrollToHorizontalOffset(scrollViewCurrentImage.HorizontalOffset + deltaX / 8.)
- scrollViewCurrentImage.ScrollToVerticalOffset(scrollViewCurrentImage.VerticalOffset + deltaY / 8.))
-
- let mutable maxScale = 4.
- let mutable minScale = 0.25
- let currentImageScaleTransform = ScaleTransform()
- canvasCurrentImage.LayoutTransform <- currentImageScaleTransform
- borderCurrentImage.PreviewMouseWheel.AddHandler(fun obj args ->
- let scaleFactor = if args.Delta > 0 then 2.0 else 0.5
- if scaleFactor > 1. && currentScale < maxScale || scaleFactor < 1. && currentScale > minScale
- then
- let previousScale = currentScale
- currentScale <-
- let newScale = currentScale * scaleFactor
- if newScale > maxScale then maxScale elif newScale < minScale then minScale else newScale
- let realScaleFactor = currentScale / previousScale
-
- let centerX = scrollViewCurrentImage.HorizontalOffset + scrollViewCurrentImage.ViewportWidth / 2. - borderCurrentImage.BorderThickness.Left
- let centerY = scrollViewCurrentImage.VerticalOffset + scrollViewCurrentImage.ViewportHeight / 2. - borderCurrentImage.BorderThickness.Top
-
- currentImageScaleTransform.ScaleX <- currentScale
- currentImageScaleTransform.ScaleY <- currentScale
-
- scrollViewCurrentImage.ScrollToHorizontalOffset(centerX * realScaleFactor - scrollViewCurrentImage.ViewportWidth / 2. + borderCurrentImage.BorderThickness.Left)
- scrollViewCurrentImage.ScrollToVerticalOffset(centerY * realScaleFactor - scrollViewCurrentImage.ViewportHeight / 2. + borderCurrentImage.BorderThickness.Top)
-
- args.Handled <- true)
-
- // Pan on the current image.
- let mutable scrollStartPosition = Point(0., 0.)
- let mutable scrollStartOffsetX = 0.
- let mutable scrollStartOffsetY = 0.
- borderCurrentImage.PreviewMouseLeftButtonDown.AddHandler(fun obj args ->
- scrollStartPosition <- args.GetPosition(scrollViewCurrentImage)
- scrollStartOffsetX <- scrollViewCurrentImage.HorizontalOffset
- scrollStartOffsetY <- scrollViewCurrentImage.VerticalOffset
- borderCurrentImage.Cursor <- Input.Cursors.ScrollAll
- borderCurrentImage.CaptureMouse() |> ignore
- args.Handled <- true)
-
- borderCurrentImage.PreviewMouseMove.AddHandler(fun obj args ->
- if borderCurrentImage.IsMouseCaptured
- then
- let position = args.GetPosition(scrollViewCurrentImage)
- let deltaX = scrollStartPosition.X - position.X
- let deltaY = scrollStartPosition.Y - position.Y
- scrollViewCurrentImage.ScrollToHorizontalOffset(deltaX + scrollStartOffsetX)
- scrollViewCurrentImage.ScrollToVerticalOffset(deltaY + scrollStartOffsetY)
-
- args.Handled <- true)
-
- borderCurrentImage.PreviewMouseLeftButtonUp.AddHandler(fun obj args ->
- if borderCurrentImage.IsMouseCaptured
- then
- borderCurrentImage.Cursor <- Input.Cursors.Arrow
- borderCurrentImage.ReleaseMouseCapture()
- args.Handled <- true)
-
- // Viewport preview.
- scrollViewCurrentImage.ScrollChanged.AddHandler(fun obj args -> updateViewportPreview ())
-
- mainWindow.Root.Show()
-
- match fileToOpen with
- | Some filepath -> loadFile filepath
- | None -> ()
-
- app.Run()
\ No newline at end of file
projects / master-thesis.git / blobdiff