X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fjoystick.c;h=b21d682e3de4a33586984220baeac30e6a8e6499;hb=e6bde4abb3952d4689917ce66d6bde79cd8df7fc;hp=16d00d785a884f92bb311fcb283a84b7362b90ef;hpb=da14f69fd95c7bd5a0d70cdf4935af06f1f20a04;p=rocksndiamonds.git

diff --git a/src/joystick.c b/src/joystick.c
index 16d00d78..b21d682e 100644
--- a/src/joystick.c
+++ b/src/joystick.c
@@ -19,6 +19,90 @@
 
 #include "joystick.h"
 
+#define TRANSLATE_JOYSYMBOL_TO_JOYNAME	0
+#define TRANSLATE_JOYNAME_TO_JOYSYMBOL	1
+
+void translate_joyname(int *joysymbol, char **name, int mode)
+{
+  static struct
+  {
+    int joysymbol;
+    char *name;
+  } translate_joy[] =
+  {
+    { JOY_LEFT,		"joystick_left" },
+    { JOY_RIGHT,	"joystick_right" },
+    { JOY_UP,		"joystick_up" },
+    { JOY_DOWN,		"joystick_down" },
+    { JOY_BUTTON_1,	"joystick_button_1" },
+    { JOY_BUTTON_2,	"joystick_button_2" },
+  };
+
+  int i;
+
+  if (mode == TRANSLATE_JOYSYMBOL_TO_JOYNAME)
+  {
+    *name = "[undefined]";
+
+    for (i=0; i<6; i++)
+    {
+      if (*joysymbol == translate_joy[i].joysymbol)
+      {
+	*name = translate_joy[i].name;
+	break;
+      }
+    }
+  }
+  else if (mode == TRANSLATE_JOYNAME_TO_JOYSYMBOL)
+  {
+    *joysymbol = 0;
+
+    for (i=0; i<6; i++)
+    {
+      if (strcmp(*name, translate_joy[i].name) == 0)
+      {
+	*joysymbol = translate_joy[i].joysymbol;
+	break;
+      }
+    }
+  }
+}
+
+char *getJoyNameFromJoySymbol(int joysymbol)
+{
+  char *name;
+
+  translate_joyname(&joysymbol, &name, TRANSLATE_JOYSYMBOL_TO_JOYNAME);
+  return name;
+}
+
+int getJoySymbolFromJoyName(char *name)
+{
+  int joysymbol;
+
+  translate_joyname(&joysymbol, &name, TRANSLATE_JOYNAME_TO_JOYSYMBOL);
+  return joysymbol;
+}
+
+int getJoystickNrFromDeviceName(char *device_name)
+{
+  char c;
+  int joystick_nr = 0;
+
+  if (device_name == NULL || device_name[0] == '\0')
+    return 0;
+
+  c = device_name[strlen(device_name) - 1];
+
+  if (c >= '0' && c <= '9')
+    joystick_nr = (int)(c - '0');
+
+  if (joystick_nr < 0 || joystick_nr >= MAX_PLAYERS)
+    joystick_nr = 0;
+
+  return joystick_nr;
+}
+
 #if !defined(PLATFORM_MSDOS)
 static int JoystickPosition(int middle, int margin, int actual)
 {