LCOV - code coverage report
Current view: directory - gfx/thebes - gfxPath.h (source / functions) Found Hit Coverage
Test: app.info Lines: 1 0 0.0 %
Date: 2012-06-02 Functions: 2 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2                 :  * ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is IBM Corporation code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is IBM Corporation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2007
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *
      23                 :  * Alternatively, the contents of this file may be used under the terms of
      24                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      25                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      27                 :  * of those above. If you wish to allow use of your version of this file only
      28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      29                 :  * use your version of this file under the terms of the MPL, indicate your
      30                 :  * decision by deleting the provisions above and replace them with the notice
      31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      32                 :  * the provisions above, a recipient may use your version of this file under
      33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      34                 :  *
      35                 :  * ***** END LICENSE BLOCK ***** */
      36                 : 
      37                 : #ifndef GFX_PATH_H
      38                 : #define GFX_PATH_H
      39                 : 
      40                 : #include "gfxTypes.h"
      41                 : #include "nsISupportsImpl.h"
      42                 : 
      43                 : class gfxContext;
      44                 : struct gfxPoint;
      45                 : typedef struct cairo_path cairo_path_t;
      46                 : 
      47                 : /**
      48                 :  * Class representing a path. Can be created by copying the current path
      49                 :  * of a gfxContext.
      50                 :  */
      51                 : class THEBES_API gfxPath {
      52               0 :     NS_INLINE_DECL_REFCOUNTING(gfxPath)
      53                 : 
      54                 :     friend class gfxContext;
      55                 : 
      56                 : protected:
      57                 :     gfxPath(cairo_path_t* aPath);
      58                 : 
      59                 : public:
      60                 :     virtual ~gfxPath();
      61                 : 
      62                 : protected:
      63                 :     cairo_path_t* mPath;
      64                 : };
      65                 : 
      66                 : /**
      67                 :  * Specialization of a path that only contains linear pieces. Can be created
      68                 :  * from the existing path of a gfxContext.
      69                 :  */
      70                 : class THEBES_API gfxFlattenedPath : public gfxPath {
      71                 :     friend class gfxContext;
      72                 : 
      73                 : protected:
      74                 :     gfxFlattenedPath(cairo_path_t* aPath);
      75                 : 
      76                 : public:
      77                 :     virtual ~gfxFlattenedPath();
      78                 : 
      79                 :     /**
      80                 :      * Returns calculated total length of path
      81                 :      */
      82                 :     gfxFloat GetLength();
      83                 : 
      84                 :     /**
      85                 :      * Returns a point a certain distance along the path.  Return is
      86                 :      * first or last point of the path if the requested length offset
      87                 :      * is outside the range for the path.
      88                 :      * @param aOffset offset inpath parameter space (x=length, y=normal offset)
      89                 :      * @param aAngle optional - output tangent
      90                 :      */
      91                 :     gfxPoint FindPoint(gfxPoint aOffset,
      92                 :                        gfxFloat* aAngle = nsnull);
      93                 : };
      94                 : 
      95                 : #endif

Generated by: LCOV version 1.7