WebCore/page/PrintContext.h

   1 /*
   2  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
   3  * Copyright (C) 2007 Apple Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #ifndef PrintContext_h
  22 #define PrintContext_h
  23
  24 #include <wtf/Vector.h>
  25
  26 namespace WebCore {
  27
  28 class Frame;
  29 class FloatRect;
  30 class GraphicsContext;
  31 class IntRect;
  32
  33 class PrintContext {
  34 public:
  35     PrintContext(Frame*);
  36     ~PrintContext();
  37
  38     int pageCount() const;
  39
  40     void computePageRects(const FloatRect& printRect, float headerHeight, float footerHeight, float userScaleFactor, float& outPageHeight);
  41
  42     // TODO: eliminate width param
  43     void begin(float width);
  44
  45     // TODO: eliminate width param
  46     void spoolPage(GraphicsContext& ctx, int pageNumber, float width);
  47
  48     void end();
  49
  50 protected:
  51     Frame* m_frame;
  52     Vector<IntRect> m_pageRects;
  53 };
  54
  55 }
  56
  57 #endif