Sge2d

#include <sge.h>
 
// struct to hold font data
typedef struct {
	SGEFONT *font;
} MainStateData;
 
// redraw function of current state
void on_redraw(SGEGAMESTATE *state) {
	// get state data
	SGEEVENTSTATE es = state->manager->event_state;
	MainStateData *data = (MainStateData*)state->data;
 
	// quit if return (or start on gp2x) is pressed
	if (es.start.released) {
		sgeGameStateManagerQuit(state->manager);
		return;
	}
 
	// clear screen and print hello world at 50/50
	sgeClearScreen();
	sgeFontPrintBitmap(data->font, screen, 50, 50, "Hello world");
 
	// finally display the screen
	sgeFlip();
}
 
// game entry point
int run(int argc, char *argv[]) {
	SGEGAMESTATEMANAGER *manager;
	SGEGAMESTATE *mainstate;
	MainStateData data;
	SGEFILE *f;
 
	// initialize engine and set up resolution and depth
	sgeInit(NOAUDIO,NOJOYSTICK);
	sgeOpenScreen("Wikipedia example",320,240,32,NOFULLSCREEN);
	sgeHideMouse();
 
	// load the font from our encrypted data file with secret password asdf
	f=sgeOpenFile("data.d","asdf");
	data.font=sgeFontNewFile(f, SGEFONT_BITMAP, "font.png");
	sgeCloseFile(f);
 
	// add a new game state with redraw function and data struct
	mainstate = sgeGameStateNew();
	mainstate->onRedraw = on_redraw;
	mainstate->data = &data;
 
	// initialize state manager with default state
	manager = sgeGameStateManagerNew();
	sgeGameStateManagerChange(manager, mainstate);
 
	// start the game running with 30 frames per seconds
	sgeGameStateManagerRun(manager, 30);
 
	// close the screen and quit
	sgeCloseScreen();
	return 0;
}