window.h File Reference

Header file for bj_window type.

#include <banjo/api.h>
#include <banjo/bitmap.h>
#include <banjo/input.h>
#include <banjo/memory.h>

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Typedefs
typedef struct bj_window_t	bj_window
	Opaque typedef for the window type.
typedef enum bj_window_flag_t	bj_window_flag
	A set of flags describing some properties of a bj_window.
typedef void(*	bj_window_enter_event_t) (bj_window *p_window, bj_bool enter, int x, int y)
	Callback type for functions called when the mouse cursor enters a window.
typedef void(*	bj_window_cursor_event_t) (bj_window *p_window, int x, int y)
	Callback type for functions called when the mouse cursor position changes.
typedef void(*	bj_window_button_event_t) (bj_window *p_window, int, bj_event_action action, int x, int y)
	Callback type for functions called when a mouse button is pressed or released.
typedef void(*	bj_window_key_event_t) (bj_window *p_window, bj_event_action action, bj_key key, int scancode)
	Callback type for functions called when a keyboard key is pressed or released.

Enumerations
enum	bj_window_flag_t { BJ_WINDOW_FLAG_NONE = 0x00 , BJ_WINDOW_FLAG_CLOSE = 0x01 , BJ_WINDOW_FLAG_KEY_REPEAT = 0x02 , BJ_WINDOW_FLAG_ALL = 0xFF }
	A set of flags describing some properties of a bj_window. More...

Functions
bj_window *	bj_window_new (const char *p_title, uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint8_t flags)
	Create a new bj_window with the specified attributes.
void	bj_window_del (bj_window *p_window)
	Deletes a bj_window object and releases associated memory.
void	bj_window_set_should_close (bj_window *p_window)
	Flag a given window to be closed.
bj_bool	bj_window_should_close (bj_window *p_window)
	Get the close flag state of a window.
bj_window_cursor_event_t	bj_window_set_cursor_event (bj_window *p_window, bj_window_cursor_event_t p_callback)
	Set the callback for cursor events.
bj_window_button_event_t	bj_window_set_button_event (bj_window *p_window, bj_window_button_event_t p_callback)
	Set the callback for button events.
bj_window_key_event_t	bj_window_set_key_event (bj_window *p_window, bj_window_key_event_t p_callback)
	Set the callback for key events.
void	bj_close_on_escape (bj_window *, bj_event_action, bj_key, int)
	An event call back for closing the window when escape key is pressed.
bj_window_enter_event_t	bj_window_set_enter_event (bj_window *p_window, bj_window_enter_event_t p_callback)
	Set the callback for enter events.
uint8_t	bj_window_get_flags (bj_window *p_window, uint8_t flags)
	Get window flags.
void	bj_poll_events (void)
	Polls all pending events and dispatch them to callbacks.
bj_bitmap *	bj_window_get_framebuffer (bj_window *p_window, bj_error **p_error)
	Return the framebuffer attached to the window.
int	bj_window_get_size (const bj_window *p_window, int *width, int *height)
	Retrieve the size of the window.
void	bj_window_update_framebuffer (bj_window *p_window)
	Copy window's framebuffer onto screen.