Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads...

Added SDL_touch.c/SDL_touch_c.h as slightly modifeind SDL_mouse*. Made reads in touchSimp non-blocking.

src/events/SDL_events_c.h

@@ -26,6 +26,7 @@
 #include "SDL_thread.h"
 #include "SDL_mouse_c.h"
 #include "SDL_keyboard_c.h"
+#include "SDL_touch_c.h"
 #include "SDL_windowevents_c.h"
 
 /* Start and stop the event processing loop */

src/events/SDL_touch_c.h

+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2010 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef _SDL_touch_c_h
+#define _SDL_touch_c_h
+
+typedef struct SDL_Touch SDL_Touch;
+
+
+struct SDL_Touch
+{
+    /* Warp the touch to (x,y) */
+    void (*WarpTouch) (SDL_Touch * touch, SDL_Window * window, int x,
+                       int y);
+
+    /* Free the touch when it's time */
+    void (*FreeTouch) (SDL_Touch * touch);
+
+    /* data common for tablets */
+    int pressure;
+    int pressure_max;
+    int pressure_min;
+    int tilt;                   /* for future use */
+    int rotation;               /* for future use */
+    int total_ends;
+    int current_end;
+
+    /* Data common to all touch */
+    int id;
+    SDL_Window *focus;
+    int which;
+    int x;
+    int y;
+    int z;                      /* for future use */
+    int xdelta;
+    int ydelta;
+    int last_x, last_y;         /* the last reported x and y coordinates */
+    char *name;
+    Uint8 buttonstate;
+    SDL_bool relative_mode;
+    SDL_bool proximity;
+    SDL_bool flush_motion;
+
+    SDL_Cursor *cursors;
+    SDL_Cursor *def_cursor;
+    SDL_Cursor *cur_cursor;
+    SDL_bool cursor_shown;
+
+    void *driverdata;
+};
+
+/* Initialize the touch subsystem */
+extern int SDL_TouchInit(void);
+
+/* Get the touch at an index */
+extern SDL_Touch *SDL_GetTouch(int index);
+
+/* Add a touch, possibly reattaching at a particular index (or -1),
+   returning the index of the touch, or -1 if there was an error.
+ */
+extern int SDL_AddTouch(const SDL_Touch * touch, char *name,
+                        int pressure_max, int pressure_min, int ends);
+
+/* Remove a touch at an index, clearing the slot for later */
+extern void SDL_DelTouch(int index);
+
+/* Clear the button state of a touch at an index */
+extern void SDL_ResetTouch(int index);
+
+/* Set the touch focus window */
+extern void SDL_SetTouchFocus(int id, SDL_Window * window);
+
+/* Send a touch motion event for a touch */
+extern int SDL_SendTouchMotion(int id, int relative, int x, int y, int z);
+
+/* Send a touch button event for a touch */
+extern int SDL_SendTouchButton(int id, Uint8 state, Uint8 button);
+
+/* Send a touch wheel event for a touch */
+extern int SDL_SendTouchWheel(int id, int x, int y);
+
+/* Send a proximity event for a touch */
+extern int SDL_SendProximity(int id, int x, int y, int type);
+
+/* Shutdown the touch subsystem */
+extern void SDL_TouchQuit(void);
+
+/* FIXME: Where do these functions go in this header? */
+extern void SDL_ChangeEnd(int id, int end);
+
+#endif /* _SDL_touch_c_h */
+
+/* vi: set ts=4 sw=4 expandtab: */

src/video/x11/SDL_x11events.c

@@ -408,6 +408,10 @@ X11_PumpEvents(_THIS)
     while (X11_Pending(data->display)) {
         X11_DispatchEvent(_this);
     }
+
+
+    /* Process Touch events - TODO When X gets touch support, REMOVE THIS*/
+    
 }
 
 /* This is so wrong it hurts */

touchTest/touchSimp.c

@@ -20,6 +20,7 @@ int bstatus;
 
 
 
+
 typedef struct {
   int x,y;
 } Point;
@@ -120,7 +121,7 @@ int main(int argc, char* argv[])
     device = argv[1];
   
   //Open Device
-  if ((fd = open (device, O_RDONLY)) == -1)
+  if ((fd = open (device, O_RDONLY | O_NONBLOCK)) == -1)
     printf ("%s is not a vaild device.\n", device);
   
   //Print Device Name
@@ -189,10 +190,13 @@ int main(int argc, char* argv[])
 	}
 
       //poll for Touch <- Goal: make this a case:      
-      if ((rd = read (fd, ev, size * 64)) < size)
-	perror_exit ("read()");          
+      
+
+      /*if ((rd = read (fd, ev, size * 64)) < size)
+	perror_exit ("read()");          */
       //printf("time: %i\n type: %X\n code: %X\n value: %i\n ",
       //     ev->time,ev->type,ev->code,ev->value);
+      if((rd = read (fd, ev, size * 64)) >= size)
 	 for (i = 0; i < rd / sizeof(struct input_event); i++)
 	   switch (ev[i].type)	
 	     {