root / proj / libs / graph / include / menu.h @ 340
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| 1 | 291 | up20180642 | #ifndef MENU_H_INCLUDED
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| 2 | #define MENU_H_INCLUDED
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| 4 | 333 | up20180642 | /**
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| 5 | * @defgroup menu_t menu_t
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| 6 | * @ingroup graph
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| 7 | * @brief Menu module
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| 8 | *
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| 9 | * Allows to create flexible and responsive menus.
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| 10 | *
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| 11 | * @{
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| 12 | */
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| 13 | |||
| 14 | 291 | up20180642 | #include "font.h" |
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| 16 | 334 | up20180642 | /**
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| 17 | * @brief Menu.
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| 18 | */
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| 19 | 291 | up20180642 | typedef struct menu menu_t; |
| 20 | 334 | up20180642 | /**
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| 21 | * @brief Construct menu.
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| 22 | * @param fnt Font to use when rendering menu options text
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| 23 | * @return Pointer to constructed menu, or NULL if failed.
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| 24 | */
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| 25 | 291 | up20180642 | menu_t* (menu_ctor)(const font_t *fnt);
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| 26 | 334 | up20180642 | /**
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| 27 | * @brief Destruct menu.
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| 28 | * @param p Pointer to menu to destruct
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| 29 | */
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| 30 | void (menu_dtor)(menu_t *p);
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| 31 | /**
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| 32 | * @brief Add item to menu.
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| 33 | * @param menu Pointer to menu
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| 34 | * @param s String to be used as text for the new item
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| 35 | * @return SUCCESS if operation was successful, other value otherwise
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| 36 | */
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| 37 | 293 | up20180642 | int (menu_add_item)(menu_t *menu, const char *s); |
| 38 | 334 | up20180642 | /**
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| 39 | * @brief Update menu state.
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| 40 | *
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| 41 | * This function allows to check if the mouse is hovering over an item, and knowing
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| 42 | * if an item was clicked.
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| 43 | * @param menu Pointer to menu
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| 44 | * @param click 0 if mouse right button is clicked, other value otherwise
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| 45 | * @return selected option if clicked, -1 otherwise
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| 46 | */
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| 47 | 291 | up20180642 | int (menu_update_state)(menu_t *menu, int click); |
| 48 | 334 | up20180642 | /**
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| 49 | * @brief Draw menu on screen buffer.
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| 50 | * @param menu Pointer to menu to be drawn
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| 51 | */
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| 52 | 291 | up20180642 | void (menu_draw)(menu_t *menu);
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| 54 | 333 | up20180642 | /**
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| 55 | * @}
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| 56 | */
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| 57 | |||
| 58 | 291 | up20180642 | #endif //MENU_H_INCLUDED |