More than one symbol for one point

[Blammo]

Holger Floerke wrote:

>Is it possible to draw more than one symbol (dependent on some data fields)
>for one point of a point layer? For example drawing cities with a circle,
>but if the city has an airport (data value "[airport]=1"), then draw an
>additional airport symbol near the city without having another airport layer.
>
>Thanks in advance,
>
>HolgeR
>
>
>
You would need to adjust the symbol definitions to move the symbols out
of the way of each other.  These examples just stack two different
symbols on top of one another.

This might help get you started (i don't believe it can be used with
more than two symbols though)


bobb


------------------------:

in the MAPFILE:

LAYER
    NAME 'monuments-cogo'
    DATA
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/COGO/Monuments-cogo'
    GROUP 'monuments'
    STATUS DEFAULT
    TYPE POINT
    LABELITEM 'OLD'
    CLASS
      OUTLINECOLOR 0 0 0
      COLOR 255 200 200
      SIZE 10
      SYMBOL 'square'
      OVERLAYOUTLINECOLOR 0 0 0
      OVERLAYCOLOR 0 0 0
      OVERLAYSIZE 5
      OVERLAYSYMBOL 'circle'
    END
    ##HEADER   '../../imagemap/monuments_header.html'
    TEMPLATE
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/COGO/monuments-cogo_record.html'
    FOOTER
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/COGO/monuments-cogo_footer.html'
  END

 LAYER
    NAME 'monuments-nocogo'
    DATA
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/NOCOGO/Monuments-nocogo'
    GROUP 'monuments'
    STATUS DEFAULT
    TYPE POINT
    LABELITEM 'OLD'
    CLASS
      OUTLINECOLOR 0 0 0
      COLOR 200 200 255
      SIZE 10
      SYMBOL 'square'
      OVERLAYOUTLINECOLOR 0 0 0
      OVERLAYCOLOR 0 0 0
      OVERLAYSIZE 10
      OVERLAYSYMBOL 'x'
    END
    HEADER
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/NOCOGO/monuments-nocogo_header.html'
    TEMPLATE
'/pearl/SHP/SAINT_PAUL/PUBLIC_WORKS/MONUMENTS/SURVEY/2004_00/NOCOGO/monuments-nocogo_record.html'
    ##FOOTER   '../../imagemap/monuments_footer.html'
  END



In the SYMBOL file:


  SYMBOL
    NAME 'circle'
    TYPE ELLIPSE
    POINTS 1 1 END
    FILLED TRUE
  END

  SYMBOL
    NAME "x"
    TYPE vector
    POINTS
      0 4
      4 0
      -99 -99
      0 0
      4 4
    END
  END

  SYMBOL
    NAME 'square'
    TYPE vector
    FILLED true
    POINTS
      0 0
      0 4
      4 4
      4 0
      0 0
    END
  END