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/ChartDirector/surfaceperspective
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/surfaceperspective
This example is the version from Sun, 17th Mar 2012.
Project "surfaceperspective.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open()
createChart(0, "surfaceperspective0")
createChart(1, "surfaceperspective1")
createChart(2, "surfaceperspective2")
createChart(3, "surfaceperspective3")
createChart(4, "surfaceperspective4")
createChart(5, "surfaceperspective5")
End EventHandler
Protected Sub CreateChart(img as integer, filename as string)
dim w as new PicWindow
w.Title=filename
// The x and y coordinates of the grid
dim dataX(-1) as double = array(0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0)
dim dataY(-1) as double = array(0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0)
// The values at the grid points. In this example, we will compute the values
// using the formula z = sin((x - 0.5) * 2 * pi) * sin((y - 0.5) * 2 * pi)
dim dataZ(120) as double
for yIndex as integer = 0 to UBound(datay)
dim y as double = (dataY(yIndex) - 0.5) * 2 * 3.1416
for xIndex as integer = 0 to UBound(Datax)
dim x as double = (dataX(xIndex) - 0.5) * 2 * 3.1416
dataZ(yIndex * 11 + xIndex) = sin(x) * sin(y)
next
next
// the perspective level
dim perspective as integer = img * 12
// Create a SurfaceChart object of size 360 x 360 pixels, with white (ffffff)
// background and grey (888888) border.
dim c as new CDSurfaceChartMBS(360, 360, &hffffff, &h888888)
// Set the perspective level
c.setPerspective(perspective)
call c.addTitle("Perspective = "+str(perspective))
// Set the center of the plot region at (195, 165), and set width x depth x
// height to 200 x 200 x 150 pixels
c.setPlotRegion(195, 165, 200, 200, 150)
// Set the plot region wall thichness to 5 pixels
c.setWallThickness(5)
// Set the elevation and rotation angles to 30 and 30 degrees
c.setViewAngle(30, 30)
// Set the data to use to plot the chart
c.setData(dataX, dataY, dataZ)
// Spline interpolate data to a 40 x 40 grid for a smooth surface
c.setInterpolation(40, 40)
// Use smooth gradient coloring.
c.colorAxis.setColorGradient
// Output the chart
w.Backdrop=c.makeChartPicture
w.top=50+380*(img\2)
w.left=400*(img mod 2)
w.show
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
The items on this page are in the following plugins: MBS ChartDirector Plugin.