From f33513282a2fb5e55101ef1e0c8d4387d351e42d Mon Sep 17 00:00:00 2001
From: Paul LeoNerd Evans <leonerd@leonerd.org.uk>
Date: Tue, 24 Apr 2012 15:25:17 +0100
Subject: [PATCH] Created abstract accessors for getting/setting key event
 line/col counts

---
 driver-csi.c       | 24 ++----------------------
 termkey-internal.h | 22 ++++++++++++++++++++++
 termkey.c          |  6 +-----
 3 files changed, 25 insertions(+), 27 deletions(-)

diff --git a/driver-csi.c b/driver-csi.c
index 09c7dd7..25932a2 100644
--- a/driver-csi.c
+++ b/driver-csi.c
@@ -288,17 +288,7 @@ static TermKeyResult peekkey_csi(TermKey *tk, TermKeyCsi *csi, size_t introlen,
       key->modifiers     = (key->code.mouse[0] & 0x1c) >> 2;
       key->code.mouse[0] &= ~0x1c;
 
-      key->code.mouse[3] = 0;
-
-      if(arg[1] > 0xfff)
-        arg[1] = 0xfff;
-      key->code.mouse[1]  = (arg[1] & 0x0ff);
-      key->code.mouse[3] |= (arg[1] & 0xf00) >> 8;
-
-      if(arg[2] > 0x7ff)
-        arg[1] = 0x7ff;
-      key->code.mouse[2]  = (arg[2] & 0x0ff);
-      key->code.mouse[3] |= (arg[2] & 0x300) >> 4;
+      termkey_key_set_linecol(key, arg[1], arg[2]);
 
       *nbytep = csi_len;
       return TERMKEY_RES_KEY;
@@ -310,17 +300,7 @@ static TermKeyResult peekkey_csi(TermKey *tk, TermKeyCsi *csi, size_t introlen,
       key->modifiers     = (key->code.mouse[0] & 0x1c) >> 2;
       key->code.mouse[0] &= ~0x1c;
 
-      key->code.mouse[3] = 0;
-
-      if(arg[1] > 0xfff)
-        arg[1] = 0xfff;
-      key->code.mouse[1]  = (arg[1] & 0x0ff);
-      key->code.mouse[3] |= (arg[1] & 0xf00) >> 8;
-
-      if(arg[2] > 0x7ff)
-        arg[1] = 0x7ff;
-      key->code.mouse[2]  = (arg[2] & 0x0ff);
-      key->code.mouse[3] |= (arg[2] & 0x300) >> 4;
+      termkey_key_set_linecol(key, arg[1], arg[2]);
 
       if(cmd == 'm') // release
         key->code.mouse[3] |= 0x80;
diff --git a/termkey-internal.h b/termkey-internal.h
index d23f68c..1ebdecb 100644
--- a/termkey-internal.h
+++ b/termkey-internal.h
@@ -64,6 +64,28 @@ struct TermKey {
   } method;
 };
 
+static inline void termkey_key_get_linecol(const TermKeyKey *key, int *line, int *col)
+{
+  if(col)
+    *col  = (unsigned char)key->code.mouse[1] | ((unsigned char)key->code.mouse[3] & 0x0f) << 8;
+
+  if(line)
+    *line = (unsigned char)key->code.mouse[2] | ((unsigned char)key->code.mouse[3] & 0x70) << 4;
+}
+
+static inline void termkey_key_set_linecol(TermKeyKey *key, int line, int col)
+{
+  if(line > 0xfff)
+    line = 0xfff;
+
+  if(col > 0x7ff)
+    col = 0x7ff;
+
+  key->code.mouse[1] = (line & 0x0ff);
+  key->code.mouse[2] = (col & 0x0ff);
+  key->code.mouse[3] = (line & 0xf00) >> 8 | (col & 0x300) >> 4;
+}
+
 extern struct TermKeyDriver termkey_driver_csi;
 extern struct TermKeyDriver termkey_driver_ti;
 
diff --git a/termkey.c b/termkey.c
index 6664151..ade90a8 100644
--- a/termkey.c
+++ b/termkey.c
@@ -911,11 +911,7 @@ TermKeyResult termkey_interpret_mouse(TermKey *tk, const TermKeyKey *key, TermKe
   if(button)
     *button = 0;
 
-  if(col)
-    *col  = (unsigned char)key->code.mouse[1] | ((unsigned char)key->code.mouse[3] & 0x0f) << 8;
-
-  if(line)
-    *line = (unsigned char)key->code.mouse[2] | ((unsigned char)key->code.mouse[3] & 0x70) << 4;
+  termkey_key_get_linecol(key, line, col);
 
   if(!event)
     return TERMKEY_RES_KEY;