adding function help for atlasid and atlasgeometry

Signed-off-by: Werner Macho <werner.macho@gmail.com>
qgis · Apr 10, 2014 · 9864bfc · 9864bfc
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diff --git a/resources/function_help/$atlasfeatureid b/resources/function_help/$atlasfeatureid
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+<h3>$atlasfeatureid function</h3>
+Returns the feature id of the current row while using atlas.
+This enables you to use features of atlas in rules 
+and for example show or hide features based on their id.
+
+<h4>Syntax</h4>
+<pre>$atlasfeatureid</pre>
+
+<h4>Arguments</h4>
+None
+
+<h4>Example</h4>
+<pre>$atlasfeatureid = $id</pre>
+
diff --git a/resources/function_help/$atlasgeometry b/resources/function_help/$atlasgeometry
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+<h3>$atlasgeometry function</h3>
+Returns the geometry of the current feature iterated in atlas.
+Can be used for rule based display of geometry when using atlas.
+For example to only show geometries of other layers when their geometry 
+intersects the iterated geometry of features using atlas.
+
+<h4>Syntax</h4>
+<pre>$atlasgeometry</pre>
+
+<h4>Arguments</h4>
+None
+
+<h4>Example</h4>
+<pre> intersects(  $atlasgeometry,  $geometry ) </pre>
+