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Repository creation. committer: Diggory Hardy <diggory.hardy@gmail.com>
author Diggory Hardy <diggory.hardy@gmail.com>
date Sat, 27 Oct 2007 18:05:39 +0100
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children 78eb491bd642
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-1:000000000000 0:d547009c104c
1 /** This module contains the interface to the input system; it should be the only module of the
2 * input package imported from outside this package.
3 */
4 module mde.input.input;
5 /+import derelict.sdl.events;
6 import mde.input.core;
7 import mde.input.config;
8 import mde.input.eventstream;
9
10 /// Get key status at this ID
11 bool button (uint id) {
12 return b_tbl[cast(index_t) id];
13 }
14 /// Get axis status at this ID (range -1.0 .. 1.0)
15 real axis (uint id) {
16 return axis_tbl[cast(index_t) id];
17 }
18 /** Get mouse pointer position in screen coordinates.
19 * Window managers only support one mouse, so there will only be one screen coordinate.
20 * Unlike everything else, this is not configurable.
21 */
22 void mouseScreenPos (uint x, uint y) {
23 x = mouse_x; y = mouse_y;
24 }
25 /** Get relative mouse position (also for joystick balls).
26 *
27 * Converts to a real via sensitivity settings (defaults may be set and overriden per item).
28 *
29 * To avoid confusion over the ID here, the idea is for the input-layer upward to support
30 * multiple mice, even though it's unlikely for the input system itself to support them. Also
31 * joystick balls (supported by SDL) can be used in the same way as a mouse for relative
32 * positions. Thus this must be configured only on one-mouse systems.
33 */
34 void mouseRelativePos (out real x, out real y, uint id) {
35 RelPair rp = axis_rel_tbl[cast(index_t) id];
36 x = rp.x; y = rp.y;
37 }
38 /// As it says. Optional.
39 bool modifierStatus (uint id);
40
41 /// Adds a callback delegate for key with this ID for both DOWN and UP events.
42 /// Passes current status.
43 void addKeyCallback (void delegate(bool) dg);
44
45 /// Similar function for axis events.
46 void addAxisCallback (void delegate(real) dg);
47
48 /** Similar function for mouse/joystick ball motion.
49 * Last parameter is true if it's for the window-manager mouse (use mouseScreenPos to get
50 * mouse screen position).
51 */
52 void addMouseCallback (void delegate(real,real,bool) dg);
53
54 /** Feed an SDL_Event struct (only uses if it's a key, mouse or joystick event).
55 * Other types of event functions may be added.
56 */
57 void SDLEvent (SDL_Event event);
58 +/