interface.h

/*
	YAPE - Yet Another Plus/4 Emulator

	The program emulates the Commodore 264 family of 8 bit microcomputers

	This program is free software, you are welcome to distribute it,
	and/or modify it under certain conditions. For more information,
	read 'Copying'.

	(c) 2000, 2001, 2005 Attila Grósz
*/

#ifndef _INTERFACE_H
#define _INTERFACE_H

#include "archdep.h"

enum UI_MenuTypes {
	MENU_LIST,
	MENU_CALLBACK
};

enum UI_MenuClass {
	UI_MENUITEM_MENULINK = 0,
	UI_MENUITEM_SEPARATOR,
	UI_MENUITEM_CALLBACKS,
	UI_PRG_ITEM,
	UI_TAP_ITEM,
	UI_D64_ITEM,
	UI_CRT_ITEM,
	UI_ZIP_ITEM,
	UI_DIR_ITEM,
	UI_DRIVE_ITEM,
	UI_T64_ITEM,
	UI_FRE_ITEM,
	UI_FILE_LOAD_PRG,
	UI_FILE_LOAD_FRE,
	UI_FILE_SAVE_FRE,
	UI_CRT_ATTACH,
	UI_CRT_DETACH,
	UI_TAPE_ATTACH_TAP,
	UI_TAPE_CREATE_TAP,
	UI_TAPE_DETACH_TAP,
	UI_TAPE_PLAY,
	UI_TAPE_RECORD,
	UI_TAPE_STOP,
	UI_TAPE_REWIND,
	UI_DRIVE_ATTACH_IMAGE,
	UI_DRIVE_DETACH_IMAGE,
	UI_DRIVE_SET_DIR,
	//UI_TAPE_CONTROLS,
	UI_EMULATOR_OPTIONS,
	UI_SNAPSHOT_LOAD,
	UI_SNAPSHOT_QUICKSAVE,
	UI_EMULATOR_MONITOR,
	UI_EMULATOR_RESUME,
	UI_EMULATOR_RESET,
	UI_EMULATOR_EXIT,
	UI_FILE_LOAD_C0LO,
	UI_FILE_LOAD_C0HI,
	UI_FILE_LOAD_C1LO,
	UI_FILE_LOAD_C1HI,
	UI_FILE_LOAD_C2LO,
	UI_FILE_LOAD_C2HI,
	UI_FILE_LOAD_C3LO,
	UI_FILE_LOAD_C3HI
};

struct menu_t;

struct element_t {
	char name[MAX_PATH];
	menu_t *child;
	UI_MenuClass menufunction;
	UI_MenuTypes type;
};

struct menu_t {
	char title[MAX_PATH];
	char subtitle[MAX_PATH];
	struct element_t element[512];
	menu_t *parent;
	int nr_of_elements;
	int curr_sel;
	int uppermost;
	int curr_line;
};

class MEM;

class UI {

	private:
		unsigned char *display; // pointer to the emulator screen
		unsigned char *charset; // pointer to the character ROM

		char bgcol; // background color
		char fgcol; // foreground color

		void screen_update(void);

		void clear(char color, char shade);  // clears the screen with given C= 264 color and shade
		void texttoscreen(int x,int y, char *scrtxt, size_t len);
		void chrtoscreen(int x,int y, char scrchr);
		void set_color(unsigned char foreground, unsigned char background);
		void hide_sel_bar(menu_t *menu);
		void show_sel_bar(menu_t *menu);
		void show_title(menu_t * menu);
		void show_menu(menu_t *menu);
		void show_file_list(menu_t * menu, UI_MenuClass type);
		void show_settings_list(menu_t * menu, rvar_t *rvItems);
		void populateBankSelectionMenu();
		bool handle_menu_command(struct element_t *element);
		menu_t *curr_menu;
		TED *ted8360;
		void menuMove(int direction);
		void menuMoveLeft();
		int menuEnter(bool forceAutoRun);
		void openD64Item(const char *name);
		bool autoStartNext;
		char storedPath[MAX_PATH];

	public:
		UI(class TED *ted);
		~UI();
		char pet2asc(char c);
		static unsigned char asc2pet(char c);
		static unsigned char* stringToPETSCII(unsigned char* asciiStr, unsigned int count, bool useCaps = false);
		char *petstr2ascstr(char *string);
		int enterMenu();
		void drawMenu();
		int	 wait_events();
		void setNewMachine(TED *newTed) {
			ted8360 = newTed;
			display = ted8360->screen;
		};
};

extern void interfaceLoop(void *arg);
extern void snapshotSave();

#endif // _INTERFACE_H