svgtopt/SVG/SVGImpl/src/SVGRelToAbsPath.cpp
changeset 0 d46562c3d99d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/SVG/SVGImpl/src/SVGRelToAbsPath.cpp	Thu Jan 07 16:19:02 2010 +0200
@@ -0,0 +1,119 @@
+/*
+* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  SVG Implementation source file
+ *
+*/
+
+
+#include <f32file.h>
+
+#include "SVGRelToAbsPath.h"
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt TSvgRelToAbsPath::GetFullPath( TParse& aParse,
+                                    const TText8* upath,
+                                    RFs& aSession,
+                                    TDes* aFileName )
+    {
+    TInt r;
+    TBuf<4> drive;
+    TFileName nextBit;
+    TText8 c =* upath;
+
+    if ( c && upath[1] == KDriveDelimiter )
+        {
+        // drive name specified
+        drive.Copy( TPtrC8( upath, 2 ) );
+        drive.UpperCase();
+        upath += 2;
+        drive.Append( TChar( KPathDelimiter ) );
+        }
+    else
+        {
+        // no leading drive specifier
+        drive.Zero();
+        if ( c == KPathDelimiter || c == '/' )
+            {
+            upath += 1;
+            drive.Append( TChar( KPathDelimiter ) );
+            }
+        }
+
+    r = aSession.Parse( drive, aParse );
+
+    // upath now looks like a relative pathname, to be added onto
+    // aParse a directory at a time.
+
+    c = *upath;
+    while ( c && ( r == KErrNone ) )
+        {
+        const TText8* ustart = upath;
+        do
+            c = *upath++;
+        while ( c && c != KPathDelimiter && c != '/' );
+
+        TInt len = ( upath - ustart ) - 1; // excludes delimiter
+        if ( len == 0 )
+            continue;
+        if ( ustart[0] == '.' )
+            {
+            if ( len == 1 )
+                continue; // directory . ignored
+            if ( len == 2 && ustart[1] == '.' )
+                {
+                // directory ..
+                aParse.PopDir();
+                continue;
+                }
+            }
+        if ( len >= KMaxFileName )
+            return KErrBadName;
+        if ( c == '\0' && aFileName != NULL )
+            {
+            // it's the trailing filename
+            aFileName->Copy( TPtrC8( ustart, len ) );
+            break;
+            }
+        else
+            {
+            // it's a component of the accumulating path
+            nextBit.Copy( TPtrC8( ustart, len ) );
+            r = aParse.AddDir( nextBit );
+            }
+        }
+    return( r );
+    }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt TSvgRelToAbsPath::GetFullFile( TFileName& aName,
+                                    const TText8* upath,
+                                    RFs& aSession )
+    {
+    TParse path;
+    TInt err = GetFullPath( path, upath, aSession, & aName );
+    if ( !err )
+        {
+        err = path.SetNoWild( path.DriveAndPath(), NULL, & aName );
+        if ( !err )
+            aName = path.FullName();
+        }
+    return err;
+    }
+
+