dx_target.h Source File

00001 /*
00002         $Id: dx_target.h,v 1.1 2001/03/06 15:09:17 mbn Exp $
00003 
00004         ------------------------------------------------------------------------
00005         ClanLib, the platform independent game SDK.
00006 
00007         This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
00008         version 2. See COPYING for details.
00009 
00010         For a total list of contributers see CREDITS.
00011 
00012         ------------------------------------------------------------------------
00013 */
00014 
00015 #ifndef header_dx_target
00016 #define header_dx_target
00017 
00018 #include <ddraw.h>
00019 #include "API/Display/Display/palette.h"
00020 #include "API/Display/Display/target.h"
00021 
00022 class CL_Target_DX : public CL_Target
00023 {
00024 public:
00025         CL_Target_DX(LPDIRECTDRAWSURFACE surface);
00026         virtual ~CL_Target_DX();
00027 
00028         virtual void lock();
00029         virtual void unlock();
00030 
00031         virtual bool is_video() { return m_surface_is_video; }
00032         virtual void *get_data() const { return m_data; }
00033 
00034         virtual unsigned int get_num_frames() const { return 1; }
00035         virtual unsigned int get_width() const { return m_width; }
00036         virtual unsigned int get_height() const { return m_height; }
00037         virtual unsigned int get_pitch() const { return m_pitch; }
00038         
00039         virtual unsigned int get_depth() const { return m_depth; }
00040         virtual unsigned int get_red_mask() const { return m_red_mask; }
00041         virtual unsigned int get_green_mask() const { return m_green_mask; }
00042         virtual unsigned int get_blue_mask() const { return m_blue_mask; }
00043         virtual unsigned int get_alpha_mask() const { return m_alpha_mask; }
00044 
00045         virtual CL_Palette *get_palette() const;
00046         virtual void set_palette(CL_Palette *pal);
00047 
00048         virtual bool is_indexed() const { return get_depth()==8; }
00049 
00050         LPDIRECTDRAWSURFACE get_surface() { return m_surface; }
00051 
00052 protected:
00053         void set_surface(LPDIRECTDRAWSURFACE surface);
00054         void get_palette_from_surface();
00055 
00056         LPDIRECTDRAWSURFACE m_surface;
00057         bool m_surface_is_video;
00058         void *m_data;
00059         unsigned int m_width, m_height, m_pitch, m_depth;
00060         unsigned int m_red_mask, m_green_mask, m_blue_mask, m_alpha_mask;
00061         CL_Palette m_palette;
00062         unsigned int m_ref_count;
00063 };
00064 
00065 #endif