From 35ff437164212441209e18d2f56903e591f2ef61 Mon Sep 17 00:00:00 2001
From: Tavmjong Bah <tavmjong@free.fr>
Date: Fri, 22 Jun 2007 11:11:19 +0000
Subject: Added polar coordinates. Added "Use" tab to dialog.

(bzr r3085)
---
 share/extensions/funcplot.inx | 41 ++++++++++++++++++++++++++---------------
 1 file changed, 26 insertions(+), 15 deletions(-)

(limited to 'share/extensions/funcplot.inx')

diff --git a/share/extensions/funcplot.inx b/share/extensions/funcplot.inx
index a093a3ff2..11250c7c3 100644
--- a/share/extensions/funcplot.inx
+++ b/share/extensions/funcplot.inx
@@ -5,17 +5,28 @@
 	<dependency type="executable" location="extensions">inkex.py</dependency>
 	<param name="tab" type="notebook">
 	    <page name="sampling" _gui-text="Range and Sampling">
-	        <param name="xstart" type="float" min="-1000.0" max="1000.0" _gui-text="Start x-value">0.0</param>
-	        <param name="xend" type="float" min="-1000.0" max="1000.0" _gui-text="End x-value">1.0</param>
-         	<param name="times2pi" type="boolean" _gui-text="Multiply x-range by 2*pi">false</param>
-	        <param name="ybottom" type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's bottom">0.0</param>
-	        <param name="ytop" type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's top">1.0</param>
-	        <param name="samples" type="int" min="2" max="1000" _gui-text="Samples">8</param>
-            <param name="isoscale" type="boolean" _gui-text="Isotropic scaling (uses smallest: width/xrange or height/yrange)">false</param>
+		<param name="xstart"   type="float" min="-1000.0" max="1000.0" _gui-text="Start x-value">0.0</param>
+		<param name="xend"     type="float" min="-1000.0" max="1000.0" _gui-text="End x-value">1.0</param>
+        	<param name="times2pi" type="boolean"                          _gui-text="Multiply x-range by 2*pi">false</param>
+		<param name="ybottom"  type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's bottom">0.0</param>
+		<param name="ytop"     type="float" min="-1000.0" max="1000.0" _gui-text="y-value of rectangle's top">1.0</param>
+		<param name="samples"  type="int"   min="2"       max="1000"   _gui-text="Samples">8</param>
+		<param name="isoscale" type="boolean" _gui-text="Isotropic scaling (uses smallest: width/xrange or height/yrange)">false</param>
+		<param name="polar"    type="boolean" _gui-text="Use polar coordinates">true</param>
 	    </page>
-	    <page name="desc" _gui-text="Help">
-        	<_param name="pythonfunctions" type="description">The following functions are available:
-(the available functions are the standard python math functions)
+	    <page name="use" _gui-text="Use">
+        	<_param name="funcplotuse" type="description">Select a rectangle before calling effect.
+Rectangle determines x and y scales.
+
+With polar coordinates:
+   Start and End x-values define the angle range in radians.
+   x scale is set so left and right edges of rectangle are at +/-1.
+   Isotropic scaling is disabled.
+   First derivative is always determined numerically.</_param>
+	    </page>
+	    <page name="desc" _gui-text="Functions">
+        	<_param name="pythonfunctions" type="description">Standard python math functions are available:
+
 ceil(x); fabs(x); floor(x); fmod(x,y); frexp(x); ldexp(x,i); 
 modf(x); exp(x); log(x [, base]); log10(x); pow(x,y); sqrt(x); 
 acos(x); asin(x); atan(x); atan2(y,x); hypot(x,y); 
@@ -25,11 +36,11 @@ cosh(x); sinh(x); tanh(x).
 The constants pi and e are also available. </_param>
 	    </page>
 	</param>
-	<param name="fofx" type="string" _gui-text="Function">exp(-x*x)</param>
-	<param name="fponum" type="boolean" _gui-text="Calculate first derivative numerically">true</param>
-	<param name="fpofx" type="string" _gui-text="First derivative">x</param>
-	<param name="remove" type="boolean" _gui-text="Remove rectangle">true</param>
-    <param name="drawaxis" type="boolean" _gui-text="Draw Axes">false</param>
+	<param name="fofx"     type="string"  _gui-text="Function">exp(-x*x)</param>
+	<param name="fponum"   type="boolean" _gui-text="Calculate first derivative numerically">true</param>
+	<param name="fpofx"    type="string"  _gui-text="First derivative">x</param>
+	<param name="remove"   type="boolean" _gui-text="Remove rectangle">true</param>
+	<param name="drawaxis" type="boolean" _gui-text="Draw Axes">false</param>
     <effect>
 		<object-type>rect</object-type>
                 <effects-menu>
-- 
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