* Added caca_show/hide_cursor, and corresponding GL binding

caca/caca.h

@@ -244,6 +244,8 @@ int caca_get_event(caca_t *kk, unsigned int, struct caca_event *);
 int caca_wait_event(caca_t *kk, unsigned int, struct caca_event *);
 unsigned int caca_get_mouse_x(caca_t *kk);
 unsigned int caca_get_mouse_y(caca_t *kk);
+void caca_hide_cursor(caca_t *kk);
+void caca_show_cursor(caca_t *kk);
 /*  @} */
 
 #ifdef __cplusplus

caca/caca_internals.h

@@ -117,6 +117,8 @@ struct caca_context
         void (* display) (caca_t *);
         void (* handle_resize) (caca_t *);
         int (* get_event) (caca_t *, struct caca_event *);
+	void (* show_cursor) (caca_t *);
+	void (* hide_cursor) (caca_t *);
     } drv;
 
     /* Mouse position */

caca/driver_conio.c

@@ -163,6 +163,8 @@ int conio_install(caca_t *kk)
     kk->drv.display = conio_display;
     kk->drv.handle_resize = conio_handle_resize;
     kk->drv.get_event = conio_get_event;
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
 
     return 0;
 }

caca/driver_gl.c

@@ -386,6 +386,19 @@ static int gl_get_event(caca_t *kk, struct caca_event *ev)
     return 0;
 }
 
+
+static void gl_show_cursor(caca_t *kk)
+{
+    glutSetCursor(GLUT_CURSOR_RIGHT_ARROW);
+}
+
+static void gl_hide_cursor(caca_t *kk)
+{
+    glutSetCursor(GLUT_CURSOR_NONE);
+}
+
+
+
 /*
  * XXX: following functions are local
  */
@@ -464,7 +477,8 @@ int gl_install(caca_t *kk)
     kk->drv.display = gl_display;
     kk->drv.handle_resize = gl_handle_resize;
     kk->drv.get_event = gl_get_event;
-
+    kk->drv.show_cursor = gl_show_cursor;
+    kk->drv.hide_cursor = gl_hide_cursor;
     return 0;
 }
 

caca/driver_ncurses.c

@@ -542,7 +542,8 @@ int ncurses_install(caca_t *kk)
     kk->drv.display = ncurses_display;
     kk->drv.handle_resize = ncurses_handle_resize;
     kk->drv.get_event = ncurses_get_event;
-
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
     return 0;
 }
 

caca/driver_network.c

@@ -562,6 +562,8 @@ int network_install(caca_t *kk)
     kk->drv.display = network_display;
     kk->drv.handle_resize = network_handle_resize;
     kk->drv.get_event = network_get_event;
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
 
     return 0;
 }

caca/driver_slang.c

@@ -480,6 +480,8 @@ int slang_install(caca_t *kk)
     kk->drv.display = slang_display;
     kk->drv.handle_resize = slang_handle_resize;
     kk->drv.get_event = slang_get_event;
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
 
     return 0;
 }

caca/driver_vga.c

@@ -157,6 +157,8 @@ int vga_install(caca_t *kk)
     kk->drv.display = vga_display;
     kk->drv.handle_resize = vga_handle_resize;
     kk->drv.get_event = vga_get_event;
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
 
     return 0;
 }

caca/driver_win32.c

@@ -345,6 +345,8 @@ int win32_install(caca_t *kk)
     kk->drv.display = win32_display;
     kk->drv.handle_resize = win32_handle_resize;
     kk->drv.get_event = win32_get_event;
+    kk->drv.show_cursor = NULL;
+    kk->drv.hide_cursor = NULL;
 
     return 0;
 }

caca/graphics.c

@@ -143,6 +143,29 @@ void caca_display(caca_t *kk)
         kk->lastticks = 0;
 }
 
+/** \brief Show cursor on capable drivers
+ *
+ *  This function shows the cursor on drivers permitting it.
+ *
+ */
+void caca_show_cursor(caca_t *kk)
+{
+    if(kk->drv.show_cursor)
+	kk->drv.show_cursor(kk);
+}
+
+/** \brief Hide cursor on capable drivers
+ *
+ *  This function hides the cursor on drivers permitting it.
+ *
+ */
+void caca_hide_cursor(caca_t *kk)
+{
+    if(kk->drv.show_cursor)
+	kk->drv.show_cursor(kk);
+}
+
+
 /*
  * XXX: following functions are local
  */