Coloured Symbols
Use the Coloured Symbols dialog (CHCLASS GX) to plot classified colour symbols on the current map. Run the
dialog from the Plot Classified Colour Symbols button on the Histogram Analysis tool.
Coloured Symbols dialog options
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Mask Channel
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Select a mask channel from the drop-down list. If the use of the mask channel is enabled and set to this channel, only those data values whose corresponding mask channel values are not dummy values will be plotted or exported.Channels must have their CLASS attribute set to MASK to appear as selections in the drop-down list. If the mask channel does not exist, it will be created with its CLASS attribute set to MASK.
The default mask channel is set from the CHPREFERENCES GX (geochemmap/Preferences...).
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Colour table
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Select the colour scheme for rendering the symbol colours. If you mouse over the colour scheme entry, a tooltip will display the name of the colour table in its folder. To modify the selection, click on the colour entry and then navigate through the scheme categories
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Symbol
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Type of symbol to use
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Symbol size
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(in mm)
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Edge Colour
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Specify symbol colour
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Edge font weight
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(light, medium, bold, x-bold, xx-bold)
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Application Notes
The system uses a default Symbol colour table named: colour.tbl.
This is a text file that initially defines 256 colours. You can change the Default
symbol colour table parameter on the General Settings dialog using the Project > Settings > General menu option.
