Options

A Config struct and more getopt options for window size, real/imag
range, center position.

1 files changed, 55 insertions, 4 deletions

diff --git a/main.c b/main.c
index bc3fb6f..4b19a53 100644
--- a/main.c
+++ b/main.c
@@ -1,25 +1,76 @@
 #include <getopt.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
 #include "header.h"
 
+#define CHAR_SIZE sizeof(char)
+#define DEFAULT_WINDOW_W 200
+#define DEFAULT_WINDOW_H 200
+#define DEFAULT_CENTER_X 0.0
+#define DEFAULT_CENTER_Y 0.0
+#define DEFAULT_REAL_RANGE 4.0
+#define DEFAULT_IMAG_RANGE 4.0
+
+static void print_help(void);
+
 int main(int argc, char **argv)
 {
     int opt;
+    Config config;
+    /* Image *image = NULL; */
 
-    while ((opt = getopt(argc, argv, "c")) != -1)
+    config.window_w = DEFAULT_WINDOW_W;
+    config.window_h = DEFAULT_WINDOW_H;
+    config.center_x = DEFAULT_CENTER_X;
+    config.center_y = DEFAULT_CENTER_Y;
+    config.real_range = DEFAULT_REAL_RANGE;
+    config.imag_range = DEFAULT_IMAG_RANGE;
+    while ((opt = getopt(argc, argv, "hps:r:c:")) != -1)
     {
         switch (opt)
         {
-            case 'c':
+            case 'p':
                 mandelbrot_print();
                 exit(EXIT_SUCCESS);
                 break;
+            /* case 'i': */
+            /*     image = image_init(); */
+            case 'h':
+                print_help();
+                exit(EXIT_SUCCESS);
+                break;
+            case 's':
+                config.window_w = atoi(optarg);
+                config.window_h = atoi(strstr(optarg, ",") + CHAR_SIZE);
+                break;
+            case 'r':
+                config.real_range = atof(optarg);
+                config.imag_range = atof(strstr(optarg, ",") + CHAR_SIZE);
+                break;
+            case 'c':
+                config.center_x = atof(optarg);
+                config.center_y = atof(strstr(optarg, ",") + CHAR_SIZE);
+                break;
+            case '?':
             default:
-                fprintf(stderr, "Usage %s ...", argv[0]);
+                fprintf(stderr, "Usage %s [pwh]", argv[0]);
+                exit(EXIT_FAILURE);
         }
 
     }
-    GState *gstate = graphics_init();
+    /* if (image != NULL) */
+    /* { */
+    /*  */
+    /*     return EXIT_SUCCESS; */
+    /* } */
+    GState *gstate = graphics_init(&config);
     graphics_run(gstate);
     graphics_quit(gstate);
     return EXIT_SUCCESS;
 }
+
+static void print_help(void)
+{
+    printf("help");
+}