From d577d991b97ae2b5ee1af23641bcffc3f83af5b2 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Wed, 4 Nov 2009 11:56:41 -0800
Subject: Initial import. Contains the im, cd and iup librairies, and a
 "working" Makefile for them under linux.

---
 im/src/im_counter.cpp | 151 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100755 im/src/im_counter.cpp

(limited to 'im/src/im_counter.cpp')

diff --git a/im/src/im_counter.cpp b/im/src/im_counter.cpp
new file mode 100755
index 0000000..8c5cd5c
--- /dev/null
+++ b/im/src/im_counter.cpp
@@ -0,0 +1,151 @@
+/** \file
+ * \brief Processing Counter
+ *
+ * See Copyright Notice in im_lib.h
+ * $Id: im_counter.cpp,v 1.1 2008/10/17 06:10:16 scuri Exp $
+ */
+
+#include "im_counter.h"
+
+#include <stdlib.h>
+#include <memory.h>
+
+
+static imCounterCallback iCounterFunc = NULL;
+static void* iCounterUserData = NULL;
+
+imCounterCallback imCounterSetCallback(void* user_data, imCounterCallback counter_func)
+{
+  imCounterCallback old_counter_func = iCounterFunc;
+  iCounterFunc = counter_func;
+  if (user_data)
+    iCounterUserData = user_data;
+  return old_counter_func;
+}
+
+struct iCounter
+{
+  int total;
+  int current;
+  int sequence;
+  const char* message;
+};
+
+#define MAX_COUNTERS 10
+static iCounter iCounterList[MAX_COUNTERS];
+
+int imCounterBegin(const char* title)
+{
+  static int first = 1;
+  if (first)
+  {
+    memset(iCounterList, 0, MAX_COUNTERS*sizeof(iCounter));
+    first = 0;
+  }
+
+  if (!iCounterFunc) // counter management is useless
+    return -1;
+
+  int counter = -1;
+  for (int i = 0; i < MAX_COUNTERS; i++)
+  {
+    if (iCounterList[i].sequence == 0 ||  // the counter is free
+        iCounterList[i].current == 0)     // or we are in a sequence
+    {
+      counter = i;
+      break;
+    }
+  }
+
+  if (counter == -1) return -1; // too many counters
+
+  iCounter *ct = &iCounterList[counter];
+
+  ct->sequence++;
+
+  if (ct->sequence == 1) // top level counter
+    iCounterFunc(counter, iCounterUserData, title, -1);
+
+  return counter;
+}
+
+void imCounterEnd(int counter)
+{
+  if (counter == -1 || !iCounterFunc) return;               // invalid counter
+
+  iCounter *ct = &iCounterList[counter];
+
+  if (ct->sequence == 1) // top level counter
+  {
+    iCounterFunc(counter, iCounterUserData, NULL, 1001);
+    memset(ct, 0, sizeof(iCounter));
+  }
+  else
+    ct->sequence--;
+}
+
+int imCounterInc(int counter)
+{
+  if (counter == -1 || !iCounterFunc)                       // invalid counter
+    return 1;
+
+  iCounter *ct = &iCounterList[counter];
+
+  if (ct->sequence == 0 || // counter with no begin or no total
+      ct->total == 0)
+    return 1;
+
+  const char* msg = NULL;
+  if (ct->current == 0)
+    msg = ct->message;
+
+  ct->current++;
+
+  int progress = (int)((ct->current * 1000.0f)/ct->total);
+
+  if (ct->current == ct->total)
+    ct->current = 0;
+
+  return iCounterFunc(counter, iCounterUserData, msg, progress);
+}
+
+int imCounterIncTo(int counter, int count)
+{
+  if (counter == -1 || !iCounterFunc)                       // invalid counter
+    return 1;
+
+  iCounter *ct = &iCounterList[counter];
+
+  if (ct->sequence == 0 || // counter with no begin or no total
+      ct->total == 0)
+    return 1;
+
+  if (count <= 0) count = 0;
+  if (count >= ct->total) count = ct->total;
+
+  ct->current = count;
+
+  const char* msg = NULL;
+  if (ct->current == 0)
+    msg = ct->message;
+
+  int progress = (int)((ct->current * 1000.0f)/ct->total);
+
+  if (ct->current == ct->total)
+    ct->current = 0;
+
+  return iCounterFunc(counter, iCounterUserData, msg, progress);
+}
+
+void imCounterTotal(int counter, int total, const char* message)
+{
+  if (counter == -1 || !iCounterFunc) return;               // invalid counter
+
+  iCounter *ct = &iCounterList[counter];
+
+  if (ct->sequence == 0) return; // counter with no begin
+
+  ct->message = message;
+  ct->total = total;
+  ct->current = 0;
+}
-- 
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