inventory.h

#ifndef INVENTORY_H
#define INVENTORY_H

#include <common.h>
#include <string.h>

#define DEBUG

#define ID          Item(
#define NAME        ,
#define TYPE        ,
#define WIDTH       ,
#define HEIGHT      ,
#define STACKSIZE   ,
#define TEX         ,
#define ENI         ),
#define STOP        )

/*
 * A list of all item IDs.
*/

enum ITEM_ID {
    DEBUG_ITEM = 0,
    TEST_ITEM = 1,
    PLAYER_BAG = 2,
    FLASHLIGHT = 3,
    SWORD_WOOD = 4
};

enum ITEM_TYPE{
    TOOL = 1,
    SWORD = 2,
    RANGED = 3,
    EQUIP = 4,
    FOOD = 5
};

class Item{
protected:
public:
    ITEM_ID id;             // ID of the item
    char *name;
    ITEM_TYPE type;         // What category the item falls under
    float width;
    float height;
    int maxStackSize;
    char* textureLoc;
    Texturec *tex;
    GLuint text;

    Item(ITEM_ID i, const char *n, ITEM_TYPE t, float w, float h, int m, const char *tl);
    GLuint rtex(){
        return tex->image[0];
    }
};

struct item_t{
    int count;
    ITEM_ID id;
} __attribute__((packed));


class Inventory {
private:
    unsigned int size;      // Size of 'item' array
    item_t *inv;
    int os = 0;
public:
    unsigned int sel;
    bool invOpen = false;
    bool invOpening = false;
    bool invHover = false;
    bool selected = false;
    bool mouseSel = false;


    Inventory(unsigned int s);  // Creates an inventory of size 's'
    ~Inventory(void);           // Free's allocated memory
    
    int addItem(ITEM_ID id,unsigned char count);    // Add 'count' items with an id of 'id' to the inventory
    int takeItem(ITEM_ID id,unsigned char count);   // Take 'count' items with an id of 'id' from the inventory
    int useItem(void);
    
    void setSelection(unsigned int s);
    
    void draw(void);    // Draws a text list of items in this inventory (should only be called for the player for now)
    
};

void itemUse(void *p);
void initInventorySprites(void);
char *getItemTexturePath(ITEM_ID id);
int getItemWidth(ITEM_ID);
int getItemHeight(ITEM_ID);

#endif // INVENTORY_H