LAYERS

Used in

Servers

Image

Parent elements

Syntax

<LAYERS > No Attributes (m)<LAYER... /> </LAYERS >
(m): Child element can be used multiple times.

Description

In a request, LAYERS contains a list of layers that should not be included in the legend.
In a response, LAYERS contains a list of layers returned by the Image Server including layer ID and number of features.

Restrictions

When used in a GET_IMAGE request, LAYERS is valid only with Image Services in an ArcIMS HTML Viewer or other HTML implementation.
When used in an IMAGE response, LAYERS is valid only with Image Services.

Examples for LAYERS

Example 1: GET_IMAGE request where layers with ID of "0" and "1" are removed from the legend list.

<?xml version="1.0" encoding="UTF-8"?>
<ARCXML version="1.1">
  <REQUEST>
    <GET_IMAGE>
      <PROPERTIES>
        <LEGEND title="Legend" font="Arial" autoextend="true" columns="1" width="170" height="300" backgroundcolor="255,255,0" >
          <LAYERS>
            <LAYER id="0"/>
            <LAYER id="1"/>
          </LAYERS>
        </LEGEND>
        <DRAW map="false"/>
      </PROPERTIES>
    </GET_IMAGE>
  </REQUEST>
</ARCXML>

Example 2: IMAGE response showing details on layers in the requested MapService.

<?xml version="1.0" encoding="UTF8"?>
<ARCXML version="1.1">
  <RESPONSE>
    <IMAGE>
      <ENVELOPE minx="-180" miny="-135" maxx="180" maxy="135" />
      <LAYERS>
        <LAYER name="CNTRY94" id="0" featurecount="165" />
        <LAYER name="STATES" id="1" featurecount="51" />
        <LAYER name="province" id="2" featurecount="12" />
      </LAYERS>
      <OUTPUT file="c:\arcims\output\world_MYCOMPUTER3633699.jpg" url="http://mycomputer.domain.com/output/world_MYCOMPUTER3633699.jpg" />
    </IMAGE>
  </RESPONSE>
</ARCXML>