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/ChartDirector/High Resolution Chart Examples/contour
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/contour
This example is the version from Sun, 17th Mar 2012.
Project "contour.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
End Class
Class PicWindow Inherits Window
EventHandler Sub Open()
const f=4 // scale factor, 1 for screen and 4 or more for printing
// The x and y coordinates of the grid
dim dataX(-1) as double = array(-10.0, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
dim dataY(-1) as double = array(-10.0, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
// The values at the grid points. In this example, we will compute the values
// using the formula z = x * sin(y) + y * sin(x).
dim dataZ(21*21-1) as double
for yIndex as integer = 0 to UBound(datay)
dim y as double = dataY(yIndex)
for xIndex as integer = 0 to UBound(datay)
dim x as double = dataX(xIndex)
dataZ(yIndex * 21 + xIndex) = x * sin(y) + y * sin(x)
next
next
// Create a XYChart object of size 600 x 500 pixels
dim c as new CDXYChartMBS(f*600, f*500)
// Add a title to the chart using 15 points Arial Bold Italic font
call c.addTitle("z = x * sin(y) + y * sin(x) ", "arialbi.ttf", f*15)
c.xAxis.setTickWidth f
c.xAxis.setTickLength f*4
c.yAxis.setTickWidth f
c.yAxis.setTickLength f*4
// Set the plotarea at (75, 40) and of size 400 x 400 pixels. Use
// semi-transparent black (80000000) dotted lines for both horizontal and
// vertical grid lines
dim p as CDPlotAreaMBS= c.setPlotArea(f*75, f*40, f*400, f*400, -1, -1, -1, c.dashLineColor(&h80000000, CDXYChartMBS.kDotLine), -1)
p.setGridWidth(f,f)
// Set x-axis and y-axis title using 12 points Arial Bold Italic font
call c.xAxis.setTitle("X-Axis Title Place Holder", "arialbi.ttf", f*12)
call c.yAxis.setTitle("Y-Axis Title Place Holder", "arialbi.ttf", f*12)
// Set x-axis and y-axis labels to use Arial Bold font
call c.xAxis.setLabelStyle("arialbd.ttf",f*8)
call c.yAxis.setLabelStyle("arialbd.ttf",f*8)
// When auto-scaling, use tick spacing of 40 pixels as a guideline
c.yAxis.setTickDensity(f*40)
c.xAxis.setTickDensity(f*40)
// Add a contour layer using the given data
dim layer as CDContourLayerMBS = c.addContourLayer(dataX,dataY,dataZ)
// Move the grid lines in front of the contour layer
c.getPlotArea.moveGridBefore(layer)
// Add a color axis (the legend) in which the top left corner is anchored at
// (505, 40). Set the length to 400 pixels and the labels on the right side.
dim cAxis as CDColorAxisMBS = layer.setColorAxis(f*505, f*40, CDXYChartMBS.kTopLeft, f*400, CDXYChartMBS.kRight)
cAxis.setTickWidth(f)
cAxis.setWidth(f*10)
// Add a title to the color axis using 12 points Arial Bold Italic font
call cAxis.setTitle("Color Legend Title Place Holder", "arialbi.ttf", f*12)
// Set color axis labels to use Arial Bold font
call cAxis.setLabelStyle("arialbd.ttf",f*8)
// Output the chart
Backdrop=c.makeChartPicture
Width=f*600
Height=f* 500
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
See also:
- /ChartDirector/High Resolution Chart Examples/cone
- /ChartDirector/High Resolution Chart Examples/linefill
- /ChartDirector/High Resolution Chart Examples/multivmeter
- /ChartDirector/High Resolution Chart Examples/polarbubble
- /ChartDirector/High Resolution Chart Examples/polarzones
- /ChartDirector/High Resolution Chart Examples/softlightbar
- /ChartDirector/High Resolution Chart Examples/squareameter
- /ChartDirector/High Resolution Chart Examples/surface
- /ChartDirector/High Resolution Chart Examples/surfaceshading
- /ChartDirector/High Resolution Chart Examples/threeddonutshading
The items on this page are in the following plugins: MBS ChartDirector Plugin.