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/Images/LargePicture/Image data to string
Required plugins for this example: MBS Images Plugin, MBS Main Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /Images/LargePicture/Image data to string
This example is the version from Sun, 17th Mar 2012.
Project "Image data to string.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
End Class
Class Window1 Inherits Window
Control PushButton1 Inherits PushButton
ControlInstance PushButton1 Inherits PushButton
EventHandler Sub Action()
dim logo as Picture = LogoMBS(500)
current=new PictureMBS(logo)
canvas1.Backdrop=current.CopyPicture
End EventHandler
End Control
Control Canvas1 Inherits Canvas
ControlInstance Canvas1 Inherits Canvas
End Control
Control PushButton2 Inherits PushButton
ControlInstance PushButton2 Inherits PushButton
EventHandler Sub Action()
dim logo as Picture = LogoMBS(500)
dim temp as new PictureMBS(logo)
current=new PictureMBS(logo.width,logo.height,picturembs.ImageFormatG)
call current.CopyPixels(temp, 0, 0, temp.Width, temp.Height, 0,0)
canvas1.Backdrop=current.CopyPicture
End EventHandler
End Control
Control PushButton3 Inherits PushButton
ControlInstance PushButton3 Inherits PushButton
EventHandler Sub Action()
dim n as integer
dim s as string
dim i,c as integer
dim rows(-1) as string
c=current.Height-1
for i=0 to c
s=current.RowStringInFormat(i, current.ImageFormatRGB)
rows.Insert 0,s
next
for i=0 to c
current.RowStringInFormat(i, current.ImageFormatRGB)=rows(i)
next
canvas1.Backdrop=current.CopyPicture
End EventHandler
End Control
Control PushButton4 Inherits PushButton
ControlInstance PushButton4 Inherits PushButton
EventHandler Sub Action()
dim s as string
s=current.DataStringInFormat(current.ImageFormat)
MsgBox str(lenb(s))+" bytes needed for image data"
current.DataStringInFormat(current.ImageFormat)=s
canvas1.Backdrop=current.CopyPicture
End EventHandler
End Control
Control PushButton5 Inherits PushButton
ControlInstance PushButton5 Inherits PushButton
EventHandler Sub Action()
dim s as string
dim f as integer = current.ImageFormat
// Make a copy of the data in current format
s=current.DataStringInFormat(f)
MsgBox str(lenb(s))+" bytes needed for image data"
// create a new grayscale image
current=new pictureMBS(current.Width, Current.Height, picturembs.ImageFormatG)
// put the existing data into the new picture. That will make a RGB to G
current.DataStringInFormat(f)=s
canvas1.Backdrop=current.CopyPicture
End EventHandler
End Control
Property Protected current As picturembs
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&Ablage"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Bearbeiten"
MenuItem EditUndo = "&Rückgängig"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "&Ausschneiden"
MenuItem EditCopy = "&Kopieren"
MenuItem EditPaste = "&Einfügen"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "&Alles auswählen"
End MenuBar
End Project
The items on this page are in the following plugins: MBS Images Plugin.