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1 // -*- C++ -*-
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2 // VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
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3 // Copyright (C) 1999-2003 Forgotten
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4 // Copyright (C) 2004 Forgotten and the VBA development team
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5
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6 // This program is free software; you can redistribute it and/or modify
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7 // it under the terms of the GNU General Public License as published by
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8 // the Free Software Foundation; either version 2, or(at your option)
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9 // any later version.
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10 //
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11 // This program is distributed in the hope that it will be useful,
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12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 // GNU General Public License for more details.
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15 //
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16 // You should have received a copy of the GNU General Public License
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17 // along with this program; if not, write to the Free Software Foundation,
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18 // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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19
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20 #ifndef __VBA_SCREENAREA_H__
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21 #define __VBA_SCREENAREA_H__
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22
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23 #include <gtkmm/drawingarea.h>
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24 #include <gdkmm/cursor.h>
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25
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26 #ifndef GTKMM20
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27 # include "sigccompat.h"
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28 #endif // ! GTKMM20
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29
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30 #include "filters.h"
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31
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32 namespace VBA
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33 {
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34
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35 class ScreenArea : public Gtk::DrawingArea
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36 {
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37 public:
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38 ScreenArea(int _iWidth, int _iHeight, int _iScale = 1);
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39 virtual ~ScreenArea();
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40
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41 void vSetSize(int _iWidth, int _iHeight);
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42 void vSetScale(int _iScale);
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43 void vSetFilter2x(EFilter2x _eFilter2x);
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44 void vSetFilterIB(EFilterIB _eFilterIB);
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45 void vDrawPixels(u8 * _puiData);
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46 void vDrawColor(u32 _uiColor); // 0xRRGGBB
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47
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48 protected:
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49 virtual bool on_expose_event(GdkEventExpose * _pstEvent);
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50 virtual bool on_motion_notify_event(GdkEventMotion * _pstEvent);
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51 virtual bool on_enter_notify_event(GdkEventCrossing * _pstEvent);
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52 virtual bool on_leave_notify_event(GdkEventCrossing * _pstEvent);
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53 virtual bool bOnCursorTimeout();
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54
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55 private:
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56 int m_iWidth;
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57 int m_iHeight;
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58 int m_iScale;
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59 int m_iAreaWidth;
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60 int m_iAreaHeight;
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61 int m_iRowStride;
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62 u32 * m_puiPixels;
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63 u8 * m_puiDelta;
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64 Filter2x m_vFilter2x;
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65 FilterIB m_vFilterIB;
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66
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67 bool m_bShowCursor;
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68 Gdk::Cursor * m_poEmptyCursor;
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69 SigC::connection m_oCursorSig;
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70
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71 void vUpdateSize();
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72 void vStartCursorTimeout();
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73 void vStopCursorTimeout();
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74 void vHideCursor();
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75 void vShowCursor();
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76 };
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77
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78 } // namespace VBA
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79
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80
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81 #endif // __VBA_SCREENAREA_H__
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