extra_demo.h

#ifndef BC_DEMO_H_
#define BC_DEMO_H_

//----------------------------------------------------------------------------- ----------------------------------------
// A list of event IDs handled by this plugin
//
typedef enum eventID {
    EVID_NONE,
    EVID_UNKNOWN,

    // A full list of events can be found with:  `grep -r --color  "void.*set_.*_callback"  applications/gui/*`
    // ...A free gift to you from the makers of well written code that conforms to a good coding standard
    EVID_KEY,
    EVID_TICK,
} eventID_t;

//----------------------------------------------------------------------------- ----------------------------------------
// Animation details
//

// A list of available animations
typedef enum animID {
    ANIM_TEXT,
    ANIM_BALL,
    ANIM_CNT // MUST be last
} animID_t;

// Movement directions
typedef enum dir {
    DIR_NONE = 0x00,
    DIR_U = 0x01,
    DIR_D = 0x02,
    DIR_L = 0x04,
    DIR_R = 0x08,
    DIR_UL = DIR_U | DIR_L,
    DIR_UR = DIR_U | DIR_R,
    DIR_DL = DIR_D | DIR_L,
    DIR_DR = DIR_D | DIR_R,
} dir_t;

//----------------------------------------------------------------------------- ----------------------------------------
// An item in the event message-queue
//
typedef struct eventMsg {
    eventID_t id; // --> local
    InputEvent input; // --> applications/input/input.h
} eventMsg_t;

//----------------------------------------------------------------------------- ----------------------------------------
// State variables for this plugin
// An instance of this is allocated on the heap, and the pointer is passed back to the OS
// Access to this memory is controlled by mutex
//
typedef struct state {
    // Animation is a classic bouncing icon
    bool animate; // true -> animation enabled
    animID_t animID; // which logo
    dir_t dir; // animation direction

    // We will need a timer to run the animation
    FuriTimer* timer; // the timer
    uint32_t timerHz; // system ticks per second
    int fps; // animation frames-per-second

    // x,y coords of icon
    int x; // current x coord
    int y; // current y coord

    Font font; // Font for...
    char* text; //   Bouncing text

    int ballR; // Ball radius

    // movement limits
    int cnvW; // canvas width
    int minX; // min x coord
    int maxX; // max x coord

    int cnvH; // canvas height
    int minY; // min x coord
    int maxY; // max y coord
} state_t;

#endif //BC_DEMO_H_