frodo-wii/Src/Display.h
2009-01-12 19:54:49 +00:00

237 lines
6.5 KiB
C++

/*
* Display.h - C64 graphics display, emulator window handling
*
* Frodo (C) 1994-1997,2002-2005 Christian Bauer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _DISPLAY_H
#define _DISPLAY_H
#ifdef __BEOS__
#include <InterfaceKit.h>
#endif
#ifdef AMIGA
#include <graphics/rastport.h>
#endif
#ifdef HAVE_SDL
struct SDL_Surface;
#endif
#ifdef WIN32
#include <ddraw.h>
#endif
#ifdef __riscos__
#include "ROlib.h"
#endif
// Display dimensions
#if defined(SMALL_DISPLAY)
const int DISPLAY_X = 0x168;
const int DISPLAY_Y = 0x110;
#else
const int DISPLAY_X = 0x180;
const int DISPLAY_Y = 0x110;
#endif
class C64Window;
class C64Screen;
class C64;
class Prefs;
// Class for C64 graphics display
class C64Display {
public:
C64Display(C64 *the_c64);
~C64Display();
void Update(void);
void UpdateLEDs(int l0, int l1, int l2, int l3);
void Speedometer(int speed);
uint8 *BitmapBase(void);
int BitmapXMod(void);
#ifdef __riscos__
void PollKeyboard(uint8 *key_matrix, uint8 *rev_matrix, uint8 *joystick, uint8 *joystick2);
#else
void PollKeyboard(uint8 *key_matrix, uint8 *rev_matrix, uint8 *joystick);
#endif
bool NumLock(void);
void InitColors(uint8 *colors);
void NewPrefs(Prefs *prefs);
C64 *TheC64;
#ifdef __BEOS__
void Pause(void);
void Resume(void);
#endif
#ifdef __riscos__
void ModeChange(void);
unsigned int *GetColourTable(void); // returns pointer to mode_cols
bool CheckForUnpause(bool CheckLastState);
ROScreen *screen;
Joy_Keys JoystickKeys[2]; // it's easier making the joystick keys public
#endif
#ifdef __unix
bool quit_requested;
#endif
private:
int led_state[4];
int old_led_state[4];
#ifdef __BEOS__
C64Window *the_window; // One of these is NULL
C64Screen *the_screen;
bool using_screen; // Flag: Using the_screen
key_info old_key_info;
int draw_bitmap; // Number of bitmap for the VIC to draw into
#endif
#ifdef AMIGA
void draw_led_bar(void); // Draw LED bar at the bottom of the window
void draw_led(int num, int state); // Draw one LED
struct Window *the_window; // Pointer to C64 display window
struct Screen *the_screen; // The window's screen
struct RastPort *the_rp; // The window's RastPort
struct VisualInfo *the_visual_info;
struct Menu *the_menus;
struct TextFont *led_font;
struct TextFont *speedo_font;
struct RastPort temp_rp; // For WritePixelArray8()
struct BitMap *temp_bm;
uint8 *chunky_buf; // Chunky buffer for drawing into
LONG pens[16]; // Pens for C64 colors
int xo, yo; // Window X/Y border size
struct FileRequester *open_req, *save_req; // File requesters for load/save snapshot
#endif
#ifdef HAVE_SDL
char speedometer_string[16]; // Speedometer text
void draw_string(SDL_Surface *s, int x, int y, const char *str, uint8 front_color, uint8 back_color);
#endif
#ifdef __unix
void draw_led(int num, int state); // Draw one LED
static void pulse_handler(...); // LED error blinking
#endif
#ifdef WIN32
public:
long ShowRequester(const char *str, const char *button1, const char *button2 = NULL);
void WaitUntilActive();
void NewPrefs();
void Pause();
void Resume();
void Quit();
struct DisplayMode {
int x;
int y;
int depth;
BOOL modex;
};
int GetNumDisplayModes() const;
const DisplayMode *GetDisplayModes() const;
private:
// Window members.
void ResetKeyboardState();
BOOL MakeWindow();
static LRESULT CALLBACK StaticWindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
long WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
static int VirtKey2C64(int virtkey, DWORD keydata);
BOOL CalcViewPort();
BOOL SetupWindow();
BOOL SetupWindowMode(BOOL full_screen);
BOOL RestoreWindow();
BOOL ResizeWindow(int side, RECT *pRect);
void WindowTitle();
void CreateObjects();
void DeleteObjects();
// DirectDraw management members.
BOOL StartDirectDraw();
BOOL ResumeDirectDraw();
BOOL ResetDirectDraw();
BOOL StopDirectDraw();
static HRESULT CALLBACK EnumModesCallback(LPDDSURFACEDESC pDDSD, LPVOID lpContext);
HRESULT EnumModesCallback(LPDDSURFACEDESC pDDSD);
static int CompareModes(const void *e1, const void *e2);
BOOL Fail(const char *message);
// DirectDraw worker members.
BOOL SetPalettes();
BOOL BuildColorTable();
BOOL CopySurface(RECT &rcWork);
BOOL FlipSurfaces();
BOOL EraseSurfaces();
BOOL RestoreSurfaces();
void draw_led_bar(void); // Draw LED bar on the window
void draw_leds(BOOL force = false); // Draw LEDs if force or changed
void led_rect(int n, RECT &rc, RECT &led); // Compute LED rectangle
void InsertNextDisk(); // should be a common func
BOOL FileNameDialog(char *prefs_path, BOOL save = false);
void OfferSave(); // Offer chance to save changes
UBYTE *chunky_buf; // Chunky buffer for drawing
BOOL active; // is application active?
BOOL paused; // is application paused?
BOOL waiting; // is application waiting?
DWORD windowed_style; // style of windowed window
DWORD fullscreen_style; // style of fullscreen window
char failure_message[128]; // what when wrong
int speed_index; // look ma, no hands
BOOL show_leds; // cached prefs option
BOOL full_screen; // cached prefs option
BOOL in_constructor; // if we are being contructed
BOOL in_destructor; // if we are being destroyed
LPDIRECTDRAW pDD; // DirectDraw object
LPDIRECTDRAWSURFACE pPrimary; // DirectDraw primary surface
LPDIRECTDRAWSURFACE pBack; // DirectDraw back surface
LPDIRECTDRAWSURFACE pWork; // DirectDraw working surface
LPDIRECTDRAWCLIPPER pClipper; // DirectDraw clipper
LPDIRECTDRAWPALETTE pPalette; // DirectDraw palette
DWORD colors[256]; // our palette colors
int colors_depth; // depth of the colors table
#endif
#ifdef __riscos__
unsigned int mode_cols[256]; // Colours in the current mode corresponding to C64's
uint8 *bitmap;
uint32 lastkeys[8]; // bitfield describing keys pressed last time.
#endif
};
// Exported functions
extern long ShowRequester(char *str, char *button1, char *button2 = NULL);
#endif