X-Git-Url: https://git.danieliu.xyz/?p=taskasaur.git;a=blobdiff_plain;f=utils.c;h=9b374046efaeef15cc4b14b4b7c8870bb31b7111;hp=2f5c53bbd97a364f5d157a3e4e9212578e68ca8e;hb=HEAD;hpb=82204679646dbb05f22adf6dca9bca18943ea9f6

diff --git a/utils.c b/utils.c
index 2f5c53b..9b37404 100644
--- a/utils.c
+++ b/utils.c
@@ -1,4 +1,78 @@
 
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <math.h>
+
 #include "headers/utils.h"
 
+int
+min(int a, int b)
+{
+    return (a < b) ? a : b;
+}
+
+int
+clamp(int v, int min, int max)
+{
+    if (v > max) return max;
+    if (v < min) return min;
+    return v;
+}
+
+int
+floorzero(int v)
+{
+    return (v >= 0) ? v : 0;
+}
+
+
+char*
+wrap_text(char* str, int max_width, int* lines)
+{
+    char* wrapped_str;
+    char* str_read;
+    int totlen;
+    int line_count;
+
+    wrapped_str = malloc(sizeof(char));
+    wrapped_str[0] = 0;
+    str_read = str;
+    totlen = 0;
+    line_count = 0;
+
+    for (int i = 0; i < floor(strlen(str)/max_width)+1; i++) {
+
+        int curlen;
+        
+        curlen = min(strlen(str_read), max_width);
+        totlen += (curlen+1); // account for new line
+
+        wrapped_str = realloc(wrapped_str, sizeof(char)*totlen+1); // account for null
+        strncat(wrapped_str, str_read, curlen);
+        strcat(wrapped_str, "\n");
+
+        str_read += max_width;
+        line_count += 1;
+    }
+
+    *lines = line_count;
+
+    return wrapped_str;
+
+}
+
+/* array stuff */
+int
+ar_swap_item(void** arr, int src_index, int dest_index) 
+{
+    void* temp;
+
+    temp = arr[dest_index];
+    arr[dest_index] = arr[src_index];
+    arr[src_index] = temp;
+
+    return 0;
+}
+