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/*
* Header for system independant event handling routines
*
* Hj. Malthaner
*/
/*
* [Mathew Hounsell] Min Size Button On Map Window 20030313
*/
#ifndef simevent_h
#define simevent_h
/* Messageverarbeitung */
/* Event Classes */
#define EVENT_NONE 0
#define EVENT_KEYBOARD 1
#define EVENT_CLICK 2
#define EVENT_RELEASE 3
#define EVENT_MOVE 4
#define EVENT_DRAG 5
#define EVENT_REPEAT 6
#define EVENT_DOUBLE_CLICK 7 // Knightly: 2 consecutive sequences of click-release
#define EVENT_TRIPLE_CLICK 8 // Knightly: 3 consecutive sequences of click-release
#define INFOWIN 9 // Hajo: window event, i.e. WIN_OPEN, WIN_CLOSE
#define WINDOW_RESIZE 10 // 19-may-02 markus weber added
#define WINDOW_MAKE_MIN_SIZE 11 // 11-mar-03 (Mathew Hounsell) Added
#define WINDOW_CHOOSE_NEXT 12 // @author Volker Meyer @date 11.06.2003
#define WINDOW_REZOOM 13 // @author Volker Meyer @date 20.06.2003
#define EVENT_SYSTEM 254
#define IGNORE_EVENT 255
/* Event Codes */
#define MOUSE_LEFTBUTTON 1
#define MOUSE_RIGHTBUTTON 2
#define MOUSE_MIDBUTTON 4
#define MOUSE_WHEELUP 8 // hsiegeln 2003-11-04 added
#define MOUSE_WHEELDOWN 16 // hsiegeln 2003-11-04 added
#define WIN_OPEN 1
#define WIN_CLOSE 2
#define WIN_TOP 3
#define WIN_UNTOP 4 // loosing focus
#define NEXT_WINDOW 1
#define PREV_WINDOW 2
// Hajo: System event codes must match those from simsys.h !!!
#define SYSTEM_QUIT 1
#define SYSTEM_RESIZE 2
/* normal keys have range 0-255, special key follow above 255 */
/* other would be better for true unicode support :( */
/* control keys */
#define SIM_KEY_BACKSPACE 8
#define SIM_KEY_TAB 9
#define SIM_KEY_ENTER 13
#define SIM_KEY_ESCAPE 27
#define SIM_KEY_SPACE 32
#define SIM_KEY_DELETE 127
/* arrow (direction) keys */
#define SIM_KEY_UP 273
#define SIM_KEY_DOWN 274
#define SIM_KEY_RIGHT 275
#define SIM_KEY_LEFT 276
/* other navigation keys */
#define SIM_KEY_HOME 278
#define SIM_KEY_END 279
#define SIM_KEY_PGUP 62
#define SIM_KEY_PGDN 60
/* Function keys */
#define SIM_KEY_F1 256
#define SIM_KEY_F2 257
#define SIM_KEY_F3 258
#define SIM_KEY_F4 259
#define SIM_KEY_F5 260
#define SIM_KEY_F6 261
#define SIM_KEY_F7 262
#define SIM_KEY_F8 263
#define SIM_KEY_F9 264
#define SIM_KEY_F10 265
#define SIM_KEY_F11 266
#define SIM_KEY_F12 267
#define SIM_KEY_F13 268
#define SIM_KEY_F14 269
#define SIM_KEY_F15 270
/* macros */
#define IS_LEFTCLICK(ev) ((ev)->ev_class == EVENT_CLICK && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_LEFTRELEASE(ev) ((ev)->ev_class == EVENT_RELEASE && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_LEFTDRAG(ev) ((ev)->ev_class == EVENT_DRAG && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_LEFTREPEAT(ev) ((ev)->ev_class == EVENT_REPEAT && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_LEFTDBLCLK(ev) ((ev)->ev_class == EVENT_DOUBLE_CLICK && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_LEFTTPLCLK(ev) ((ev)->ev_class == EVENT_TRIPLE_CLICK && (ev)->ev_code == MOUSE_LEFTBUTTON)
#define IS_RIGHTCLICK(ev) ((ev)->ev_class == EVENT_CLICK && (ev)->ev_code == MOUSE_RIGHTBUTTON)
#define IS_RIGHTRELEASE(ev) ((ev)->ev_class == EVENT_RELEASE && (ev)->ev_code == MOUSE_RIGHTBUTTON)
#define IS_RIGHTDRAG(ev) ((ev)->ev_class == EVENT_DRAG && (ev)->ev_code == MOUSE_RIGHTBUTTON)
#define IS_RIGHTDBLCLK(ev) ((ev)->ev_class == EVENT_DOUBLE_CLICK && (ev)->ev_code == MOUSE_RIGHTBUTTON)
#define IS_RIGHTTPLCLK(ev) ((ev)->ev_class == EVENT_TRIPLE_CLICK && (ev)->ev_code == MOUSE_RIGHTBUTTON)
#define IS_WINDOW_RESIZE(ev) ((ev)->ev_class == WINDOW_RESIZE) //19-may-02 markus weber added
#define IS_WINDOW_MAKE_MIN_SIZE(ev) ((ev)->ev_class == WINDOW_MAKE_MIN_SIZE) // 11-Mar-03 (Mathew Hounsell) Added
#define IS_WINDOW_CHOOSE_NEXT(ev) ((ev)->ev_class == WINDOW_CHOOSE_NEXT) // 11-Mar-03 (Mathew Hounsell) Added
#define IS_WINDOW_REZOOM(ev) ((ev)->ev_class == WINDOW_REZOOM)
#define IS_WHEELUP(ev) ((ev)->ev_class == EVENT_CLICK && (ev)->ev_code == MOUSE_WHEELUP)
#define IS_WHEELDOWN(ev) ((ev)->ev_class == EVENT_CLICK && (ev)->ev_code == MOUSE_WHEELDOWN)
// This macro is to determine if the event should be also handled by children of containers.
#define DOES_WINDOW_CHILDREN_NEED(ev) ((ev)->ev_class == INFOWIN || (ev)->ev_class == WINDOW_RESIZE || (ev)->ev_class == WINDOW_MAKE_MIN_SIZE ) // 11-Mar-03 (Mathew Hounsell) Added
#define IS_WINDOW_TOP(ev) ((ev)->ev_class == INFOWIN || (ev)->ev_code == WIN_TOP)
#define IS_LEFT_BUTTON_PRESSED(ev) ((ev)->button_state&1)
#define IS_RIGHT_BUTTON_PRESSED(ev) (((ev)->button_state&2)>>1)
#define IS_MIDDLE_BUTTON_PRESSED(ev) (((ev)->button_state&4)>>2)
#define IS_SHIFT_PRESSED(ev) ((ev)->ev_key_mod&1u)
#define IS_CONTROL_PRESSED(ev) (((ev)->ev_key_mod&2u)>>1)
/**
* Slight explanation of event_t structure:
* ev_class and ev_code speak for itself.
* ev_class = EVENT_NONE: nothing defined
* ev_class = EVENT_KEYBOARD: code = key pressed (released key is ignored)
* ev_class = EVENT_CLICK: mx/my/cx/cy point to mouse click place,
* code = pressed mouse button
* ev_class = EVENT_RELEASE: cx/cy point to mouse click place,
* mx/my point to mouse release place,
* code = mouse release button
* ev_class = EVENT_MOVE: cx/cy is last click place, mx/my is to.
* ev_class = EVENT_DRAG: cx/cy is last click place, mx/my is to,
* code = mouse button
* ev_class = EVENT_REPEAT: code = button pressed
*
* @author Hj. Malthaner, Niels Roest
*/
struct event_t {
unsigned int ev_class;
unsigned int ev_code;
int mx, my;
/**
* position of last mouse click
*/
int cx, cy;
/**
* current mouse button state
*/
int button_state;
/**
* mod key (SHIFT; ALT; CTRL; etc) pressed while event as triggered
* @author hsiegeln
*/
unsigned int ev_key_mod;
event_t() { }
event_t(unsigned int event_class) : ev_class(event_class) { }
};
#ifdef __cplusplus
/**
* Translate event origin. Useful when transferring events to sub-components.
* @author Hj. Malthaner
*/
static inline void translate_event(event_t* const ev, int x, int y)
{
ev->mx += x;
ev->cx += x;
ev->my += y;
ev->cy += y;
}
#endif
void display_poll_event(event_t*);
void display_get_event(event_t*);
void change_drag_start(int x, int y);
int event_get_last_control_shift(void);
#endif
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