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/MacExtras/Continuity Camera


Required plugins for this example: MBS MacBase Plugin, MBS MacExtras Plugin, MBS Main Plugin, MBS MacCocoa Plugin, MBS MacControls Plugin

You find this example project in your Plugins Download as a Xojo project file within the examples folder: /MacExtras/Continuity Camera

This example is the version from Sat, 5th Apr 2019.

Project "Continuity Camera.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Delete"
Const kFileQuit = "&Quit"
Const kFileQuitShortcut = ""
EventHandler Sub Open() ContinuityCameraMBS.SetDelegate AddressOf gotData ContinuityCameraMBS.InstallForWindow End EventHandler
Sub WriteFile(name as string, data as string) Dim f As FolderItem = SpecialFolder.Desktop.Child(name) Dim b As BinaryStream = BinaryStream.Create(f, True) b.Write data b.Close End Sub
Sub gotData(Data as MemoryBlock, Type as string) Select Case type Case "PDF" WriteFile("import.pdf", data) Dim doc As New PDFDocumentMBS(data) // first page Dim page As PDFPageMBS = doc.pageAtIndex(0) Dim n As NSImageMBS = page.Render Dim p As Picture = n.CopyPictureWithAlpha MainWindow.setPicture p Case "Tiff" WriteFile("import.tif", data) Dim p As Picture = Picture.FromData(data) MainWindow.setPicture p Case "JPEG" WriteFile("import.jpg", data) Dim p As Picture = Picture.FromData(data) MainWindow.setPicture p Case "PNG" WriteFile("import.png", data) Dim p As Picture = Picture.FromData(data) MainWindow.setPicture p Else MsgBox "new type: "+type End Select End Sub
End Class
Class MainWindow Inherits Window
Control Canvas1 Inherits Canvas
ControlInstance Canvas1 Inherits Canvas
EventHandler Sub Paint(g As Graphics, areas() As REALbasic.Rect) If pic <> Nil Then Dim faktor As Double = Min( g.Height / Pic.Height, g.Width / Pic.Width) // Calculate new size Dim w As Integer = Pic.Width * faktor Dim h As Integer = Pic.Height * faktor // create new picture // draw picture in the new size g.DrawPicture Pic, 0, 0, w, h, 0, 0, Pic.Width, Pic.Height End If End EventHandler
End Control
Control ImportPicButton Inherits PushButton
ControlInstance ImportPicButton Inherits PushButton
EventHandler Sub Action() ContinuityCamera.Import(0, Self) End EventHandler
End Control
Control ImportDocButton Inherits PushButton
ControlInstance ImportDocButton Inherits PushButton
EventHandler Sub Action() ContinuityCamera.Import(1, self) End EventHandler
End Control
EventHandler Function ConstructContextualMenu(base as MenuItem, x as Integer, y as Integer) As Boolean Dim m As New MenuItem m.Text = "Hello World" base.Append m // system will add more entries to context menu Return True End EventHandler
EventHandler Sub Open() #if Target32Bit then MsgBox "Please build for Mac 64-bit" #endif ContinuityCamera = New ContinuityCameraMBS If ContinuityCamera.Handle <> 0 Then ImportPicButton.Enabled = True ImportDocButton.Enabled = True End If End EventHandler
Sub setPicture(p as Picture) pic = p canvas1.Invalidate End Sub
Property ContinuityCamera As ContinuityCameraMBS
Property pic As Picture
End Class
MenuBar MainMenuBar
MenuItem FileMenu = "&File"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Edit"
MenuItem EditUndo = "&Undo"
MenuItem EditSeparator1 = "-"
MenuItem EditCut = "Cu&t"
MenuItem EditCopy = "&Copy"
MenuItem EditPaste = "&Paste"
MenuItem EditClear = "#App.kEditClear"
MenuItem EditSeparator2 = "-"
MenuItem EditSelectAll = "Select &All"
End MenuBar
End Project

The items on this page are in the following plugins: MBS MacExtras Plugin.


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