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/*
Block Attack - Rise of the Blocks, SDL game, besed on Nintendo's Tetris Attack
Copyright (C) 2008 Poul Sander
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
Poul Sander
R�vehjvej 36, V. 1111
2800 Kgs. Lyngby
DENMARK
blockattack@poulsander.com
http://blockattack.sf.net
*/
//
// File: MenuSystem.h
// Author: poul
//
// Created on 28. september 2008, 17:06
//
#ifndef _MENUSYSTEM_H
#define _MENUSYSTEM_H
#include <string>
#include "SDL.h"
#include <vector>
#include "ttfont.h"
using namespace std;
//The ButtonGfx object hold common media for all buttons, so we can reskin them by only changeing one pointer
class ButtonGfx {
public:
//Holds the graphic for a button that is selected
static SDL_Surface *marked;
//Holds the graphic for a button that is not selected
static SDL_Surface *unmarked;
//The size of the buttons, so we don't have to ask w and h from the SDL Surfaces each time
static int xsize;
static int ysize;
//A TTFont used for writing the label on the buttons
static TTFont *ttf;
//Yes I use pointer-to-pointer and yes it is inheriently insecure
static void setSurfaces(SDL_Surface **marked,SDL_Surface **unmarked);
};
//A button
class Button {
private:
//The label. This is written on the button
string label;
SDL_Surface* surfaceMarked;
SDL_Surface* surfaceUnmarked;
//Pointer to a callback function.
void (*action)();
public:
//Is the button marked?
bool marked;
//Where is the button on the screen
int x;
int y;
Button();
Button(const Button& b);
~Button();
//Set the text to write on the button
void setLabel(string text);
//Set the action to run
void setAction(void (*action2run)());
bool isClicked(int x,int y); //Returns true if (x,y) is within the borders of the button
void doAction(); //Run the callback function
void drawTo(SDL_Surface *surface); //Draws to screen
};
class Menu {
private:
vector<Button> buttons; //Vector holder the buttons
Button exit; //The exit button is special since it does not have a callback function
bool isSubmenu; //True if the menu is a submenu
int marked; //The index of the marked button (for keyboard up/down)
bool running; //The menu is running. The menu will terminate then this is false
SDL_Surface *screen; //Pointer to the screen to draw to
// SDL_Surface *background; //Pointer to the background image
void drawSelf(); //Private function to draw the screen
void performClick(int x, int y); //Private function to call then a click is detected.
void placeButtons(); //Rearanges the buttons to the correct place.
public:
//numberOfItems is the expected numberOfItems for vector initialization
//SubMenu is true by default
Menu(SDL_Surface **screen,bool isSubmenu);
Menu(SDL_Surface **screen);
//Add a button to the menu
void addButton(Button b);
//Run the menu
void run();
};
#endif /* _MENUSYSTEM_H */
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