robmcmullen-apple2/src/gui/guimisc.h

//
// GUIMISC.H
//
// Graphical User Interface support functions
//

#ifndef __GUIMISC_H__
#define __GUIMISC_H__

#include <SDL.h>
#include <stdarg.h>
#include "types.h"

// Useful structs

struct Font
{
	Font(uint8 * d = NULL, uint32 w = 0, uint32 h = 0): data(d), width(w), height(h) {}

	uint8 * data;
	uint32 width, height;
};

// Okay, this is ugly but works and I can't think of any better way to handle this. So what
// we do when we pass the GIMP bitmaps into a function is pass them as a (void *) and then
// cast them as type (Bitmap *) in order to use them. Yes, it's ugly. Come up with something
// better!

/*struct Bitmap {
	unsigned int width;
	unsigned int height;
	unsigned int bytesPerPixel;					// 3:RGB, 4:RGBA
	unsigned char pixelData[];
};*/

// A better way is just to use the following format:
// bytes 0-1: width (HI/LO)
// bytes 2-3: height (HI/LO)
// bytes 4-n: pixel data in RGBA format

// Global functions

//void SetFont(uint8 *, uint32, uint32);
void SetNewFont(Font);
void RestoreOldFont(void);
uint32 GetFontWidth(void);
uint32 GetFontHeight(void);
void DrawStringTrans(SDL_Surface * screen, uint32 x, uint32 y, uint32 color, const char * text, ...);
void DrawStringOpaque(SDL_Surface * screen, uint32 x, uint32 y, uint32 fg, uint32 bg, const char * text, ...);

void DrawStringOpaqueSmall(SDL_Surface * screen, uint32 x, uint32 y, uint32 fg, uint32 bg, const char * text, ...);

// GUI bitmaps (exported)

extern uint8 closeBox[];
extern uint8 closeBoxDown[];
extern uint8 closeBoxHover[];
extern uint8 floppyDiskImg[];

#endif	// __GUIMISC_H__