1 /* $Id: mouse.c,v 1.7 2003-11-27 09:10:52 btb Exp $ */
26 #define MOUSE_MAX_BUTTONS 8
28 #define Z_SENSITIVITY 100
38 static struct mouseinfo {
39 struct mousebutton buttons[MOUSE_MAX_BUTTONS];
40 int delta_x, delta_y, delta_z;
44 void d_mouse_init(void)
46 memset(&Mouse,0,sizeof(Mouse));
49 void mouse_button_handler(SDL_MouseButtonEvent *mbe)
51 // to bad, SDL buttons use a different mapping as descent expects,
52 // this is at least true and tested for the first three buttons
53 int button_remap[11] = {
67 int button = button_remap[mbe->button - 1]; // -1 since SDL seems to start counting at 1
69 if (mbe->state == SDL_PRESSED) {
70 Mouse.buttons[button].pressed = 1;
71 Mouse.buttons[button].time_went_down = timer_get_fixed_seconds();
72 Mouse.buttons[button].num_downs++;
74 if (button == MB_Z_UP) {
75 Mouse.delta_z += Z_SENSITIVITY;
76 Mouse.z += Z_SENSITIVITY;
77 } else if (button == MB_Z_DOWN) {
78 Mouse.delta_z -= Z_SENSITIVITY;
79 Mouse.z -= Z_SENSITIVITY;
82 Mouse.buttons[button].pressed = 0;
83 Mouse.buttons[button].time_held_down += timer_get_fixed_seconds() - Mouse.buttons[button].time_went_down;
84 Mouse.buttons[button].num_ups++;
88 void mouse_motion_handler(SDL_MouseMotionEvent *mme)
91 Mouse.delta_y += mme->xrel;
92 Mouse.delta_x += mme->yrel;
96 Mouse.delta_x += mme->xrel;
97 Mouse.delta_y += mme->yrel;
103 void mouse_flush() // clears all mice events...
110 current_time = timer_get_fixed_seconds();
111 for (i=0; i<MOUSE_MAX_BUTTONS; i++) {
112 Mouse.buttons[i].pressed=0;
113 Mouse.buttons[i].time_went_down=current_time;
114 Mouse.buttons[i].time_held_down=0;
115 Mouse.buttons[i].num_ups=0;
116 Mouse.buttons[i].num_downs=0;
126 //========================================================================
127 void mouse_get_pos( int *x, int *y )
130 #ifdef _WIN32_WCE // needed here only for touchpens?
132 SDL_GetMouseState(&Mouse.y, &Mouse.x);
134 SDL_GetMouseState(&Mouse.x, &Mouse.y);
141 void mouse_get_delta( int *dx, int *dy )
150 void mouse_get_pos_z( int *x, int *y, int *z )
158 void mouse_get_delta_z( int *dx, int *dy, int *dz )
177 for (i=0; i<MOUSE_MAX_BUTTONS; i++ ) {
178 if (Mouse.buttons[i].pressed)
186 void mouse_get_cyberman_pos( int *x, int *y )
190 // Returns how long this button has been down since last call.
191 fix mouse_button_down_time(int button)
197 if (!Mouse.buttons[button].pressed) {
198 time_down = Mouse.buttons[button].time_held_down;
199 Mouse.buttons[button].time_held_down = 0;
201 time = timer_get_fixed_seconds();
202 time_down = time - Mouse.buttons[button].time_held_down;
203 Mouse.buttons[button].time_held_down = time;
208 // Returns how many times this button has went down since last call
209 int mouse_button_down_count(int button)
215 count = Mouse.buttons[button].num_downs;
216 Mouse.buttons[button].num_downs = 0;
221 // Returns 1 if this button is currently down
222 int mouse_button_state(int button)
225 return Mouse.buttons[button].pressed;