script_bitmaps.cpp

class ffscript
{
    typedef struct user_bitmap
    {
        BITMAP *u_bmp;
        int width;
        int height;
        int depth = 8;
    }
    #define MAX_USER_BITMAPS 256
    typedef struct script_bitmaps
    {
        int num_active = 0;
        user_bitmap[MAX_USER_BITMAPS];
    }

    int get_free_bitmap()
    {
        int num_free = mscript_bitmaps.num_active;
        if ( num_free < ( MAX_USER_BITMAPS-1 )
        {
            ++script_bitmaps.num_active;
            return num_free;
        }
        return 0;
    }
    long create_user_bitmap_ex(int w, int h, int d, ...)
    {
        int id = get_free_bitmap();
        if ( id > 0 )
        {
            script_bitmaps.user_bitmap[id].width = w;
            script_bitmaps.user_bitmap[id].height = h;
            script_bitmaps.user_bitmap[id].depth = d;
            script_bitmaps.user_bitmap[id].u_bmp = CreateBitmapEx(...args);
        }
    }
}