Add a extra info page pointed by suv in bug page

(bzr r13701)

2 files changed, 61 insertions, 19 deletions

diff --git a/share/extensions/dpiswitcher.inx b/share/extensions/dpiswitcher.inx
index 145fd9357..a4f487c97 100644
--- a/share/extensions/dpiswitcher.inx
+++ b/share/extensions/dpiswitcher.inx
@@ -5,10 +5,18 @@
       <id>org.inkscape.dpiswitcher</id> 
       <dependency type="executable" location="extensions">dpiswitcher.py</dependency>
       <dependency type="executable" location="extensions">inkex.py</dependency>
-      <param name="switcher" type="enum" _gui-text="Type of convert:">
+      <param name="action" type="notebook">
+        <page name="dpi_swicher" _gui-text="Switch DPI">
+            <param name="switcher" type="enum" _gui-text="Type of convert:">
                     <_item value="0">DPI Switch from 90 to 96</_item>
                     <_item value="1">DPI Switch from 96 to 90</_item>
-      </param>
+            </param>
+        </page>
+        <page name="page_info" _gui-text="Show page info">
+            <_param name="d" type="description">Choose this tab if you would like to see page info previously to apply DPI Switcher.</_param>
+        </page>
+    </param>
+      
       <effect needs-live-preview="false" needs-document="no">  
         <object-type>all</object-type>  
         <effects-menu>  
diff --git a/share/extensions/dpiswitcher.py b/share/extensions/dpiswitcher.py
index a1a7a1a52..b110c259f 100644
--- a/share/extensions/dpiswitcher.py
+++ b/share/extensions/dpiswitcher.py
@@ -34,6 +34,9 @@ class DPISwitcher(inkex.Effect):
         self.OptionParser.add_option("--switcher", action="store", 
             type="string", dest="switcher", default="0", 
             help="Select the DPI switch you want")
+        self.OptionParser.add_option("--action", action="store",
+            type="string", dest="action",
+            default=None, help="")
         self.factor = 90.0/96.0
         self.units = "px"
         self.unitExponent = 1.0
@@ -174,28 +177,59 @@ class DPISwitcher(inkex.Effect):
             return "matrix(" + matrixVal[0] + "," + str(float(matrixVal[1]) * self.factor) + "," + str(float(matrixVal[2]) * self.factor) + ")"
 
     def effect(self):
-        if self.options.switcher == "0":
-            self.factor = 96.0/90.0
+        action = self.options.action.strip("\"") # TODO Is this a bug? (Extra " characters)
         saveout = sys.stdout
         sys.stdout = sys.stderr
         svg = self.document.getroot()
-        namedview = svg.find(inkex.addNS('namedview', 'sodipodi'))
-        namedview.set(inkex.addNS('document-units', 'inkscape'), "px")
-        self.units = re.sub("[0-9]*\.?[0-9]", "", svg.get('width'))
-        if self.units and self.units <> "px":
+        if action == "page_info":
+            print ":::SVG document related info:::"
+            width = svg.get('width')
+            if width:
+                print "width: " + width
+            height = svg.get('height')
+            if height:
+                print "height: " + height
+            viewBox = svg.get('viewBox')
+            if viewBox:
+                print "viewBox: " + viewBox
+            namedview = svg.find(inkex.addNS('namedview', 'sodipodi'))
+            docunits= namedview.get(inkex.addNS('document-units', 'inkscape'))
+            if docunits:
+                print "document-units: " + docunits
+            units = namedview.get('units')
+            if units:
+                print "units: " + units
+            xpathStr = '//sodipodi:guide'
+            guides = svg.xpath(xpathStr, namespaces=inkex.NSS)
+            xpathStr = '//inkscape:grid'
+            if guides:
+                numberGuides = len(guides)
+                print "Document has " + str(numberGuides) + " guides"
+            grids = svg.xpath(xpathStr, namespaces=inkex.NSS)
+            i = 1
+            for grid in grids:
+                print "Grid number " + str(i) + ": Units: " + grid.get("units")
+                i = i+1
+        else:
             if self.options.switcher == "0":
-                self.unitExponent = 1.0/(self.factor/self.__uuconv[self.units])
+                self.factor = 96.0/90.0
+            namedview = svg.find(inkex.addNS('namedview', 'sodipodi'))
+            namedview.set(inkex.addNS('document-units', 'inkscape'), "px")
+            self.units = re.sub("[0-9]*\.?[0-9]", "", svg.get('width'))
+            if self.units and self.units <> "px":
+                if self.options.switcher == "0":
+                    self.unitExponent = 1.0/(self.factor/self.__uuconv[self.units])
+                else:
+                    self.unitExponent = 1.0/(self.factor/self.__uuconvLegazy[self.units])
+            '''
             else:
-                self.unitExponent = 1.0/(self.factor/self.__uuconvLegazy[self.units])
-        '''
-        else:
-            self.scaleGuides(svg)
-            self.unitExponent = 1.0
-            self.scaleGrid(svg)
-            sys.stdout = saveout
-            return
-        '''
-        self.scaleRoot(svg);
+                self.scaleGuides(svg)
+                self.unitExponent = 1.0
+                self.scaleGrid(svg)
+                sys.stdout = saveout
+                return
+            '''
+            self.scaleRoot(svg);
         sys.stdout = saveout
 
 effect = DPISwitcher()