Dsl: Handle SVG images

dsl.cc

@@ -45,6 +45,9 @@
 #include <QByteArray>
 #include <QBuffer>
 
+// For SVG handling
+#include <QtSvg/QSvgRenderer>
+
 namespace Dsl {
 
 using namespace Details;
@@ -821,10 +824,26 @@ string DslDictionary::nodeToHtml( ArticleDom::Node const & node )
 
       if( !imgdata.empty() )
       {
-        QImage img = QImage::fromData( (unsigned char *) &imgdata.front(),
-                                       imgdata.size() );
-        resize = maxPictureWidth > 0
-                 && img.width() > maxPictureWidth;
+        if( Filetype::isNameOfSvg( filename ) )
+        {
+          // We don't need to render svg file now
+
+          QSvgRenderer svg;
+          svg.load( QByteArray::fromRawData( imgdata.data(), imgdata.size() ) );
+          if( svg.isValid() )
+          {
+            QSize imgsize = svg.defaultSize();
+            resize = maxPictureWidth > 0
+                     && imgsize.width() > maxPictureWidth;
+          }
+        }
+        else
+        {
+          QImage img = QImage::fromData( (unsigned char *) &imgdata.front(),
+                                         imgdata.size() );
+          resize = maxPictureWidth > 0
+                   && img.width() > maxPictureWidth;
+        }
       }
 
       if( resize )

filetype.cc

@@ -102,4 +102,12 @@ bool isNameOfCSS( string const & name )
     endsWith( s, ".css" );
 }
 
+bool isNameOfSvg( string const & name )
+{
+  string s = simplifyString( name );
+
+  return
+    endsWith( s, ".svg" );
+}
+
 }

filetype.hh

@@ -23,6 +23,8 @@ bool isNameOfPicture( string const & );
 bool isNameOfTiff( string const & );
 /// Returns true if the name resembles the one of a .css file
 bool isNameOfCSS( string const & );
+/// Returns true if the name resembles the one of a .svg file
+bool isNameOfSvg( string const & name );
 
 }
 

goldendict.pro

@@ -22,6 +22,7 @@ INCLUDEPATH += .
 QT += webkit
 QT += xml
 QT += network
+QT += svg
 CONFIG += exceptions \
     rtti \
     stl