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root/cebix/Frodo4/Src/Display.h
Revision: 1.1
Committed: 2003-07-01T17:09:43Z (19 years, 7 months ago) by cebix
Content type: text/plain
Branch: MAIN
Log Message:
imported files

File Contents

# User Rev Content
1 cebix 1.1 /*
2     * Display.h - C64 graphics display, emulator window handling
3     *
4     * Frodo (C) 1994-1997,2002 Christian Bauer
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 of the License, or
9     * (at your option) 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
18     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19     */
20    
21     #ifndef _DISPLAY_H
22     #define _DISPLAY_H
23    
24     #ifdef __BEOS__
25     #include <InterfaceKit.h>
26     #endif
27    
28     #ifdef AMIGA
29     #include <graphics/rastport.h>
30     #endif
31    
32     #ifdef HAVE_SDL
33     struct SDL_Surface;
34     #endif
35    
36     #ifdef WIN32
37     #include <ddraw.h>
38     #endif
39    
40     #ifdef __riscos__
41     #include "ROlib.h"
42     #endif
43    
44    
45     // Display dimensions
46     #if defined(SMALL_DISPLAY)
47     const int DISPLAY_X = 0x168;
48     const int DISPLAY_Y = 0x110;
49     #else
50     const int DISPLAY_X = 0x180;
51     const int DISPLAY_Y = 0x110;
52     #endif
53    
54    
55     class C64Window;
56     class C64Screen;
57     class C64;
58     class Prefs;
59    
60     // Class for C64 graphics display
61     class C64Display {
62     public:
63     C64Display(C64 *the_c64);
64     ~C64Display();
65    
66     void Update(void);
67     void UpdateLEDs(int l0, int l1, int l2, int l3);
68     void Speedometer(int speed);
69     uint8 *BitmapBase(void);
70     int BitmapXMod(void);
71     #ifdef __riscos__
72     void PollKeyboard(uint8 *key_matrix, uint8 *rev_matrix, uint8 *joystick, uint8 *joystick2);
73     #else
74     void PollKeyboard(uint8 *key_matrix, uint8 *rev_matrix, uint8 *joystick);
75     #endif
76     bool NumLock(void);
77     void InitColors(uint8 *colors);
78     void NewPrefs(Prefs *prefs);
79    
80     C64 *TheC64;
81    
82     #ifdef __BEOS__
83     void Pause(void);
84     void Resume(void);
85     #endif
86    
87     #ifdef __riscos__
88     void ModeChange(void);
89     unsigned int *GetColourTable(void); // returns pointer to mode_cols
90     bool CheckForUnpause(bool CheckLastState);
91    
92     ROScreen *screen;
93     Joy_Keys JoystickKeys[2]; // it's easier making the joystick keys public
94     #endif
95    
96     #ifdef __unix
97     bool quit_requested;
98     #endif
99    
100     private:
101     int led_state[4];
102     int old_led_state[4];
103    
104     #ifdef __BEOS__
105     C64Window *the_window; // One of these is NULL
106     C64Screen *the_screen;
107     bool using_screen; // Flag: Using the_screen
108     key_info old_key_info;
109     int draw_bitmap; // Number of bitmap for the VIC to draw into
110     #endif
111    
112     #ifdef AMIGA
113     void draw_led_bar(void); // Draw LED bar at the bottom of the window
114     void draw_led(int num, int state); // Draw one LED
115    
116     struct Window *the_window; // Pointer to C64 display window
117     struct Screen *the_screen; // The window's screen
118     struct RastPort *the_rp; // The window's RastPort
119     struct VisualInfo *the_visual_info;
120     struct Menu *the_menus;
121     struct TextFont *led_font;
122     struct TextFont *speedo_font;
123     struct RastPort temp_rp; // For WritePixelArray8()
124     struct BitMap *temp_bm;
125     uint8 *chunky_buf; // Chunky buffer for drawing into
126     LONG pens[16]; // Pens for C64 colors
127     int xo, yo; // Window X/Y border size
128     struct FileRequester *open_req, *save_req; // File requesters for load/save snapshot
129     #endif
130    
131     #ifdef HAVE_SDL
132     char speedometer_string[16]; // Speedometer text
133     void draw_string(SDL_Surface *s, int x, int y, const char *str, uint8 front_color, uint8 back_color);
134     #endif
135    
136     #ifdef __unix
137     void draw_led(int num, int state); // Draw one LED
138     static void pulse_handler(...); // LED error blinking
139     #endif
140    
141     #ifdef WIN32
142     public:
143     long ShowRequester(const char *str, const char *button1, const char *button2 = NULL);
144     void WaitUntilActive();
145     void NewPrefs();
146     void Pause();
147     void Resume();
148     void Quit();
149    
150     struct DisplayMode {
151     int x;
152     int y;
153     int depth;
154     BOOL modex;
155     };
156     int GetNumDisplayModes() const;
157     const DisplayMode *GetDisplayModes() const;
158    
159     private:
160     // Window members.
161     void ResetKeyboardState();
162     BOOL MakeWindow();
163     static LRESULT CALLBACK StaticWindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
164     long WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
165     static int VirtKey2C64(int virtkey, DWORD keydata);
166     BOOL CalcViewPort();
167     BOOL SetupWindow();
168     BOOL SetupWindowMode(BOOL full_screen);
169     BOOL RestoreWindow();
170     BOOL ResizeWindow(int side, RECT *pRect);
171     void WindowTitle();
172     void CreateObjects();
173     void DeleteObjects();
174    
175     // DirectDraw management members.
176     BOOL StartDirectDraw();
177     BOOL ResumeDirectDraw();
178     BOOL ResetDirectDraw();
179     BOOL StopDirectDraw();
180     static HRESULT CALLBACK EnumModesCallback(LPDDSURFACEDESC pDDSD, LPVOID lpContext);
181     HRESULT EnumModesCallback(LPDDSURFACEDESC pDDSD);
182     static int CompareModes(const void *e1, const void *e2);
183     BOOL Fail(const char *message);
184    
185     // DirectDraw worker members.
186     BOOL SetPalettes();
187     BOOL BuildColorTable();
188     BOOL CopySurface(RECT &rcWork);
189     BOOL FlipSurfaces();
190     BOOL EraseSurfaces();
191     BOOL RestoreSurfaces();
192    
193     void draw_led_bar(void); // Draw LED bar on the window
194     void draw_leds(BOOL force = false); // Draw LEDs if force or changed
195     void led_rect(int n, RECT &rc, RECT &led); // Compute LED rectangle
196     void InsertNextDisk(); // should be a common func
197     BOOL FileNameDialog(char *prefs_path, BOOL save = false);
198     void OfferSave(); // Offer chance to save changes
199    
200     UBYTE *chunky_buf; // Chunky buffer for drawing
201     BOOL active; // is application active?
202     BOOL paused; // is application paused?
203     BOOL waiting; // is application waiting?
204     DWORD windowed_style; // style of windowed window
205     DWORD fullscreen_style; // style of fullscreen window
206     char failure_message[128]; // what when wrong
207     int speed_index; // look ma, no hands
208     BOOL show_leds; // cached prefs option
209     BOOL full_screen; // cached prefs option
210     BOOL in_constructor; // if we are being contructed
211     BOOL in_destructor; // if we are being destroyed
212    
213     LPDIRECTDRAW pDD; // DirectDraw object
214     LPDIRECTDRAWSURFACE pPrimary; // DirectDraw primary surface
215     LPDIRECTDRAWSURFACE pBack; // DirectDraw back surface
216     LPDIRECTDRAWSURFACE pWork; // DirectDraw working surface
217     LPDIRECTDRAWCLIPPER pClipper; // DirectDraw clipper
218     LPDIRECTDRAWPALETTE pPalette; // DirectDraw palette
219    
220     DWORD colors[256]; // our palette colors
221     int colors_depth; // depth of the colors table
222     #endif
223    
224     #ifdef __riscos__
225     unsigned int mode_cols[256]; // Colours in the current mode corresponding to C64's
226     uint8 *bitmap;
227     uint32 lastkeys[8]; // bitfield describing keys pressed last time.
228     #endif
229     };
230    
231    
232     // Exported functions
233     extern long ShowRequester(char *str, char *button1, char *button2 = NULL);
234    
235    
236     #endif