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/ChartDirector/simplePie with transparent background
Required plugins for this example: MBS Images Plugin, MBS ChartDirector Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /ChartDirector/simplePie with transparent background
This example is the version from Mon, 3rd Feb 2019.
Project "simplePie with transparent background.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
End Class
Class PicWindow Inherits Window
EventHandler Sub Open() dim c as CDPieChartMBS // The data for the pie chart dim data(-1) as double=array(55.0, 18.0, 15.0, 12.0, 8.0, 30.0, 35.0) // The labels for the pie chart dim labels(-1) as string=array("Xojo", "C++", "Pascal", "Cobol", "C#", "Java", "Visual Basic") // Create a PieChart object of size 360 x 300 pixels c = new CDPieChartMBS(360, 300, c.kTransparent) // Set the center of the pie at (180, 140) and the radius to 100 pixels c.setPieSize 180,140,100 // Set the pie data and the pie labels c.setData data,labels // export alpha channel c.setTransparentColor -1 dim png as string = c.makeChart(c.kPNG) dim f as FolderItem = SpecialFolder.Desktop.Child("simplePie with transparent background.png") dim b as BinaryStream = f.CreateBinaryFile("") b.Write png // needs PNG plugin Backdrop = PNGStringToPictureMBS(png) End EventHandler
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

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

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