Mercurial > vba-linux

     1 // -*- C++ -*-

     2 // VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.

     3 // Copyright (C) 1999-2003 Forgotten

     4 // Copyright (C) 2004 Forgotten and the VBA development team

     5 

     6 // This program is free software; you can redistribute it and/or modify

     7 // it under the terms of the GNU General Public License as published by

     8 // the Free Software Foundation; either version 2, or(at your option)

     9 // any later version.

    10 //

    11 // This program is distributed in the hope that it will be useful,

    12 // but WITHOUT ANY WARRANTY; without even the implied warranty of

    13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    14 // GNU General Public License for more details.

    15 //

    16 // You should have received a copy of the GNU General Public License

    17 // along with this program; if not, write to the Free Software Foundation,

    18 // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    19 

    20 #ifndef __VBA_SCREENAREA_H__

    21 #define __VBA_SCREENAREA_H__

    22 

    23 #include <gtkmm/drawingarea.h>

    24 #include <gdkmm/cursor.h>

    25 

    26 #ifndef GTKMM20

    27 # include "sigccompat.h"

    28 #endif // ! GTKMM20

    29 

    30 #include "filters.h"

    31 

    32 namespace VBA

    33 {

    34 

    35 class ScreenArea : public Gtk::DrawingArea

    36 {

    37 public:

    38   ScreenArea(int _iWidth, int _iHeight, int _iScale = 1);

    39   virtual ~ScreenArea();

    40 

    41   void vSetSize(int _iWidth, int _iHeight);

    42   void vSetScale(int _iScale);

    43   void vSetFilter2x(EFilter2x _eFilter2x);

    44   void vSetFilterIB(EFilterIB _eFilterIB);

    45   void vDrawPixels(u8 * _puiData);

    46   void vDrawColor(u32 _uiColor); // 0xRRGGBB

    47 

    48 protected:

    49   virtual bool on_expose_event(GdkEventExpose * _pstEvent);

    50   virtual bool on_motion_notify_event(GdkEventMotion * _pstEvent);

    51   virtual bool on_enter_notify_event(GdkEventCrossing * _pstEvent);

    52   virtual bool on_leave_notify_event(GdkEventCrossing * _pstEvent);

    53   virtual bool bOnCursorTimeout();

    54 

    55 private:

    56   int      m_iWidth;

    57   int      m_iHeight;

    58   int      m_iScale;

    59   int      m_iAreaWidth;

    60   int      m_iAreaHeight;

    61   int      m_iRowStride;

    62   u32 *    m_puiPixels;

    63   u8 *     m_puiDelta;

    64   Filter2x m_vFilter2x;

    65   FilterIB m_vFilterIB;

    66 

    67   bool             m_bShowCursor;

    68   Gdk::Cursor *    m_poEmptyCursor;

    69   SigC::connection m_oCursorSig;

    70 

    71   void vUpdateSize();

    72   void vStartCursorTimeout();

    73   void vStopCursorTimeout();

    74   void vHideCursor();

    75   void vShowCursor();

    76 };

    77 

    78 } // namespace VBA

    79 

    80 

    81 #endif // __VBA_SCREENAREA_H__
author	Robert McIntyre <rlm@mit.edu>
date	Sat, 03 Mar 2012 10:31:27 -0600
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