Add initial fswarn and BVG code

1 files changed, 63 insertions, 0 deletions

diff --git a/fbwarn/src/parseBVG.c b/fbwarn/src/parseBVG.c
new file mode 100644
index 0000000..235253b
--- /dev/null
+++ b/fbwarn/src/parseBVG.c
@@ -0,0 +1,63 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "raylib.h"
+
+// reads a given file
+FILE *readFile(char *path) {
+  FILE *fp = fopen (path, "r");
+  if (fp == NULL) {
+    perror ("Failed to open file!");
+    exit(1);
+  }
+  return fp;
+}
+
+/*
+  Converts a multiline function
+  call into a single line call
+*/
+char *multiToSingle(char *lines) {
+  // allocating the size of lines is safe since characters arent added
+  char *result = malloc (strlen(lines)+1);
+  char *line;
+  while ((line = strsep(&lines, "\n")) != NULL)
+    sprintf(result, "%s%s", result, line);
+
+  free(line);
+  return result; 
+}
+
+void BVGRectangle(char *argv[5]) {
+  printf("Drawing rectangle\n");
+  argv[4][strlen(argv[4])-2] = '\0';
+  printf("%s, %s\n %s, %s,\n %s\n", argv[0], argv[1], argv[2], argv[3], argv[4]);
+  int x, y, width, height, color;
+  sscanf(argv[0]+strlen("x="), "%d", &x);
+  sscanf(argv[1]+strlen("y="), "%d", &y);
+  sscanf(argv[2]+strlen("width="), "%d", &width);
+  sscanf(argv[3]+strlen("height="), "%d", &height);
+  color = (int)strtol(argv[4]+strlen("color='#"), NULL, 16);
+  printf("X: %d, Y: %d\n", x, y);
+  printf("Width: %d, Height: %d\n", width, height);
+  printf("Color: %d\n", color);
+  DrawRectangle(x, y, width, height, PINK);
+  return;
+}
+
+void matchFunctionCall(char *call) {
+  printf("Matching %s\n", call);
+  char *funcCall = strdup(call);
+  char *funcName = strsep(&funcCall, "(");
+  printf("Got function %s\n", funcName);
+  if (strcmp(funcName, "rectangle ") == 0) {
+      char **arg, *argv[5];
+      call = call+strlen("rectangle (");
+      for (arg = argv; (*arg = strsep(&call, ",")) != NULL;)
+	if (**arg != '\0')
+	  if (++arg >= &argv[5])
+	    break;
+      BVGRectangle(argv);
+  }
+  return;
+}