-module Parasitemia.GUI
+module Parasitemia.GUI.Main
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.Drawing
open System.Diagnostics
open Microsoft.Win32 // For the common dialogs.
open Emgu.CV.WPF
open Config
+open Types
let run (defaultConfig: Config) =
let app = new Application()
// Utils.log <- (fun m -> log mainWindow m)
+ let colorRBCHealthy = Brushes.Green
+ let colorRBCInfected = Brushes.Yellow
+
let state = State.State()
let exit: MenuItem = ctrl "menuExit"
let newFile: MenuItem = ctrl "menuNew"
let addSourceImage: MenuItem = ctrl "menuAddSourceImage"
-
let txtPatient: TextBox = ctrl "txtPatient"
-
let stackPreviews: StackPanel = ctrl "stackPreviews"
-
let butStartAnalysis: Button = ctrl "butStartAnalysis"
+ let scrollViewCurrentImage: ScrollViewer = ctrl "scrollViewCurrentImage"
+ let borderCurrentImage: Border = ctrl "borderCurrentImage"
+ let canvasCurrentImage: Canvas = ctrl "canvasCurrentImage"
+
+ // Initializations.
+
+ // Operations.
let synchronizeState () =
state.PatientID <- txtPatient.Text
+ let setCurrentImage (srcImg: SourceImage) =
+ canvasCurrentImage.Height <- float srcImg.img.Height
+ canvasCurrentImage.Width <- float srcImg.img.Width
+ canvasCurrentImage.Background <- ImageBrush(BitmapSourceConvert.ToBitmapSource(srcImg.img))
+
+ // Remove all image canvas children and add the RBC.
+ canvasCurrentImage.Children.Clear()
+ for rbc in (*srcImg.rbcs*) [{ num = 1; infected = true; addedManually = false; removed = false; center = Point(100., 100.); size = Size(40., 40.); stainArea = 10 }] do
+ let rectangle =
+ Rectangle(
+ Height = rbc.size.Height,
+ Width = rbc.size.Width,
+ Stroke = (if rbc.infected then colorRBCInfected else colorRBCHealthy),
+ StrokeThickness = 1.)
+ Canvas.SetLeft(rectangle, rbc.center.X + rbc.size.Width / 2.)
+ Canvas.SetTop(rectangle, rbc.center.Y + rbc.size.Height / 2.)
+ canvasCurrentImage.Children.Add(rectangle) |> ignore
+
+ let addPreview (srcImg: SourceImage) =
+ let imgCtrl = Views.ImageSourcePreview(Margin = Thickness(3.))
+ imgCtrl.lblImageNumber.Content <- srcImg.num
+ 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
+
let updatePreviews () =
stackPreviews.Children.Clear ()
- state.ImagesSource |> Seq.iteri (fun i imgSrc ->
- let imgCtrl = Views.ImageSourcePreview(Margin = Thickness(3.))
- imgCtrl.lblImageNumber.Content <- i + 1
- let width = 200
- let height = imgSrc.img.Height * width / imgSrc.img.Width
- imgCtrl.imagePreview.Source <- BitmapSourceConvert.ToBitmapSource(imgSrc.img.Resize(width, height, Emgu.CV.CvEnum.Inter.Cubic))
- stackPreviews.Children.Add(imgCtrl) |> ignore )
+ if state.SourceImages.Count() > 0
+ then
+ for srcImg in state.SourceImages do
+ addPreview srcImg
+ setCurrentImage (state.SourceImages.First())
let updateGUI () =
txtPatient.Text <- state.PatientID
let res = dialog.ShowDialog()
if res.HasValue && res.Value
then
- state.AddSourceImage(dialog.FileName)
- updatePreviews ())
+ let srcImg = state.AddSourceImage(dialog.FileName)
+ addPreview srcImg
+ if state.SourceImages.Count() = 1
+ then
+ setCurrentImage srcImg)
butStartAnalysis.Click.AddHandler(fun obj args -> ())
- (*let txtPatient: Controls.TextBox = ctrl "txtPatient"
+ // 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 currentScale = 1.
+ let mutable maxScale = 5.
+ let mutable minScale = 0.1
+ 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
+
+ //canvasCurrentImage.Margin <- Thickness(canvasCurrentImage.Margin.Top * realScaleFactor)
+ 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)
+
+ (* let txtPatient: Controls.TextBox = ctrl "txtPatient"
txtPatient.TextChanged.AddHandler(fun obj args ->
- state.PatientID <- txtPatient.Text)*)
+ state.PatientID <- txtPatient.Text) *)
- (*saveFileDialog1.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*" ;
+ (* saveFileDialog1.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*" ;
saveFileDialog1.FilterIndex = 2 ;
- saveFileDialog1.RestoreDirectory = true ;*)
+ saveFileDialog1.RestoreDirectory = true ; *)
// display mainWindow img
mainWindow.Root.Show()