1 /* $Id: mouse.c,v 1.6 2003-11-25 04:13:04 btb Exp $ */
22 #define MOUSE_MAX_BUTTONS 8
24 #define Z_SENSITIVITY 100
34 static struct mouseinfo {
35 struct mousebutton buttons[MOUSE_MAX_BUTTONS];
36 int delta_x, delta_y, delta_z;
40 void d_mouse_init(void)
42 memset(&Mouse,0,sizeof(Mouse));
45 void mouse_button_handler(SDL_MouseButtonEvent *mbe)
47 // to bad, SDL buttons use a different mapping as descent expects,
48 // this is at least true and tested for the first three buttons
49 int button_remap[11] = {
63 int button = button_remap[mbe->button - 1]; // -1 since SDL seems to start counting at 1
65 if (mbe->state == SDL_PRESSED) {
66 Mouse.buttons[button].pressed = 1;
67 Mouse.buttons[button].time_went_down = timer_get_fixed_seconds();
68 Mouse.buttons[button].num_downs++;
70 if (button == MB_Z_UP) {
71 Mouse.delta_z += Z_SENSITIVITY;
72 Mouse.z += Z_SENSITIVITY;
73 } else if (button == MB_Z_DOWN) {
74 Mouse.delta_z -= Z_SENSITIVITY;
75 Mouse.z -= Z_SENSITIVITY;
78 Mouse.buttons[button].pressed = 0;
79 Mouse.buttons[button].time_held_down += timer_get_fixed_seconds() - Mouse.buttons[button].time_went_down;
80 Mouse.buttons[button].num_ups++;
84 void mouse_motion_handler(SDL_MouseMotionEvent *mme)
86 Mouse.delta_x += mme->xrel;
87 Mouse.delta_y += mme->yrel;
92 void mouse_flush() // clears all mice events...
99 current_time = timer_get_fixed_seconds();
100 for (i=0; i<MOUSE_MAX_BUTTONS; i++) {
101 Mouse.buttons[i].pressed=0;
102 Mouse.buttons[i].time_went_down=current_time;
103 Mouse.buttons[i].time_held_down=0;
104 Mouse.buttons[i].num_ups=0;
105 Mouse.buttons[i].num_downs=0;
113 SDL_GetMouseState(&Mouse.x, &Mouse.y); // necessary because polling only gives us the delta.
116 //========================================================================
117 void mouse_get_pos( int *x, int *y )
124 void mouse_get_delta( int *dx, int *dy )
133 void mouse_get_pos_z( int *x, int *y, int *z )
141 void mouse_get_delta_z( int *dx, int *dy, int *dz )
160 for (i=0; i<MOUSE_MAX_BUTTONS; i++ ) {
161 if (Mouse.buttons[i].pressed)
169 void mouse_get_cyberman_pos( int *x, int *y )
173 // Returns how long this button has been down since last call.
174 fix mouse_button_down_time(int button)
180 if (!Mouse.buttons[button].pressed) {
181 time_down = Mouse.buttons[button].time_held_down;
182 Mouse.buttons[button].time_held_down = 0;
184 time = timer_get_fixed_seconds();
185 time_down = time - Mouse.buttons[button].time_held_down;
186 Mouse.buttons[button].time_held_down = time;
191 // Returns how many times this button has went down since last call
192 int mouse_button_down_count(int button)
198 count = Mouse.buttons[button].num_downs;
199 Mouse.buttons[button].num_downs = 0;
204 // Returns 1 if this button is currently down
205 int mouse_button_state(int button)
208 return Mouse.buttons[button].pressed;