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/ChartDirector/High Resolution Chart Examples/surfacewireframe
Required plugins for this example: MBS ChartDirector Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /ChartDirector/High Resolution Chart Examples/surfacewireframe
This example is the version from Sun, 17th Mar 2012.
Project "surfacewireframe.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open() createChart(0, "surfacewireframe") End EventHandler
Protected Sub CreateChart(img as integer, filename as string) const f=3 // scale factor, 1 for screen and 4 or more for printing dim w as new PicWindow w.Title=filename // The x and y coordinates of the grid dim dataX(-1) as double = array(-2.0, -1, 0, 1, 2) dim dataY(-1) as double = array(-2.0, -1, 0, 1, 2) // The values at the grid points. In this example, we will compute the values // using the formula z = square_root(15 - x * x - y * y). dim dataZ(24) as Double for yIndex as integer = 0 to UBound(dataY) dim y as double = dataY(yIndex) for xIndex as integer = 0 to UBound(dataX) dim x as double = dataX(xIndex) dataZ(yIndex * 5 + xIndex) = sqrt(15 - x * x - y * y) next next // Create a SurfaceChart object of size 380 x 340 pixels, with white (ffffff) // background and grey (888888) border. dim c as new CDSurfaceChartMBS(f*380, f*340, &hffffff, &h888888) // Demonstrate various wireframes with and without interpolation // Triangular wireframe of original data spline interpolated to 40 x 40 call c.addTitle("5 x 5 Points - Spline Fitted to 40 x 40"+EndOfLine.unix+"Triangular Wireframe","",f*12) c.setShadingMode(CDSurfaceChartMBS.kTriangularFrame) c.setInterpolation(40, 40) // Set the center of the plot region at (200, 170), and set width x depth x // height to 200 x 200 x 150 pixels c.setPlotRegion(f*200, f*170, f*200, f*200, f*150) // Set the plot region wall thichness to 5 pixels c.setWallThickness(f*5) c.xAxis.setLinearScale -2,2,1 c.yAxis.setLinearScale -2,2,1 c.zAxis.setLinearScale 2.6,4.0,0.2 call c.xAxis.setLabelStyle "",f*8 call c.yAxis.setLabelStyle "",f*8 call c.zAxis.setLabelStyle "",f*8 c.xAxis.setTickWidth f c.yAxis.setTickWidth f c.zAxis.setTickWidth f // Set the elevation and rotation angles to 20 and 30 degrees c.setViewAngle(20, 30) // Set the data to use to plot the chart c.setData(dataX, dataY, dataZ) // Output the chart w.Backdrop=c.makeChartPicture w.left=50 w.Width=c.getWidth w.Height=c.getHeight End Sub
End Class
Class PicWindow Inherits Window
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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