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german translation update and some function help fixes
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jef-n committed Sep 15, 2013
1 parent 394f1ed commit e41857169b458d58f4e645a536192019f9906c9a

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@@ -2,11 +2,11 @@
Returns a geometry that represents all points whose distance from this geometry is less than or equal to distance. Calculations are in the Spatial Reference System of this Geometry.

<h4>Syntax</h4>
<pre>geomFromWKT(text)</pre>
<pre>buffer(a, b)</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
float &rarr; radius of buffer
a &rarr; geometry
b &rarr; distance for the buffer

<h4>Example</h4>
<pre> buffer($geometry, 10.5 ) &rarr; returns a polygon</pre>
@@ -2,10 +2,10 @@
Returns the geometric center of a geometry.

<h4>Syntax</h4>
<pre>centroid(geometry)</pre>
<pre>centroid(a)</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> centroid($geometry) &rarr; returns a point geometry</pre>
@@ -2,11 +2,11 @@
Returns the convex hull of a geometry. It represents the minimum convex geometry that encloses all geometries within the set.

<h4>Syntax</h4>
<pre>convexHull( $geometry , $geometry)</pre>
<pre>convexHull( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
a &rarr; geometry

<h4>Example</h4>
<pre> geomToWKT( convexHull( geomFromWKT( 'LINESTRING(3 3 , 4 4 , 4 10)' )) ) &rarr; returns POLYGON((3 3,4 10,4 4,3 3)) </pre>
@@ -1,8 +1,8 @@
<h3>difference function</h3>
Returns a geometry that represents that part of geometry a that does not intersect with geometry a.
Returns a geometry that represents that part of geometry a that does not intersect with geometry b.

<h4>Syntax</h4>
<pre>difference( geometry a , geometry b)</pre>
<pre>difference( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
@@ -1,12 +1,12 @@
<h3>disjoint function</h3>
Returns 1 if the Geometries do not "spatially intersect" - if they do not share any space together.
Returns 1 if the geometries do not "spatially intersect" - if they do not share any space together.

<h4>Syntax</h4>
<pre>disjoint( $geometry , $geometry)</pre>
<pre>disjoint( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> disjoint( geomFromWKT( 'POLYGON((0 0 , 0 1 , 1 1 , 1 0 , 0 0 ))' ) , geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' )) &rarr; returns 1</pre>
@@ -2,11 +2,11 @@
Returns the minimum distance (based on spatial ref) between two geometries in projected units.

<h4>Syntax</h4>
<pre>distance( $geometry , $geometry)</pre>
<pre>distance( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> distance( geomFromWKT( 'POINT(4 4)' ) , geomFromWKT( 'POINT(4 8)' )) &rarr; returns 4</pre>
@@ -2,11 +2,10 @@
Returns the Well-Known Text (WKT) representation of the geometry without SRID metadata.

<h4>Syntax</h4>
<pre>geomToWKT($geometry)</pre>
<pre>geomToWKT(a)</pre>

<h4>Arguments</h4>
$geometry &rarr; geometry of your current feature
a &rarr; geometry

<h4>Example</h4>
<pre> geomToWKT( $geometry ) &rarr; POINT(6 50)</pre>

@@ -2,11 +2,11 @@
Returns 1 if the geometries spatially intersect (share any portion of space) and 0 if they don't.

<h4>Syntax</h4>
<pre>intersects( $geometry , $geometry)</pre>
<pre>intersects( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> intersects( geomFromWKT( 'POINT(4 4)' ) , geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' )) &rarr; returns 1</pre>
@@ -1,12 +1,12 @@
<h3>overlaps function</h3>
Returns 1 if the Geometries share space, are of the same dimension, but are not completely contained by each other.
Returns 1 if the geometries share space, are of the same dimension, but are not completely contained by each other.

<h4>Syntax</h4>
<pre>overlaps( $geometry , $geometry)</pre>
<pre>overlaps( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> overlaps( geomFromWKT( 'LINESTRING(3 5 , 4 4 , 5 5 , 5 3)' ) , geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' )) &rarr; returns 1</pre>
@@ -2,11 +2,11 @@
Returns 1 if the geometries have at least one point in common, but their interiors do not intersect.

<h4>Syntax</h4>
<pre>touches( $geometry , $geometry)</pre>
<pre>touches( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> touches( geomFromWKT( 'LINESTRING(5 3 , 4 4)' ) , geomFromWKT( 'LINESTRING(3 3 , 4 4 , 5 5)' )) &rarr; returns 1</pre>
@@ -2,11 +2,11 @@
Returns a geometry that represents the point set union of the geometries.

<h4>Syntax</h4>
<pre>union( $geometry , $geometry)</pre>
<pre>union( a, b )</pre>

<h4>Arguments</h4>
geometry &rarr; geometry
geometry &rarr; geometry
a &rarr; geometry
b &rarr; geometry

<h4>Example</h4>
<pre> geomToWKT( union( geomFromWKT( 'POINT(4 4)' ) , geomFromWKT( 'POINT(5 5)' )) ) &rarr; returns MULTIPOINT(4 4, 5 5)</pre>

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