parse -C argument in flcurve

1 files changed, 35 insertions, 1 deletions

diff --git a/src/flcurve.cxx b/src/flcurve.cxx
index 2769a51..ca0d901 100644
--- a/src/flcurve.cxx
+++ b/src/flcurve.cxx
@@ -17,6 +17,9 @@
 
 #include "CurveEditor.H"
 
+static void 
+parse_curve(CurveEditor *ce, const char *ctrl_points);
+
 void
 usage() {
 	fprintf(stderr,
@@ -27,13 +30,17 @@ usage() {
 int
 main(int argc, char **argv) {
 	int c, n, i, err;
+	char *curve = NULL;
 
-	while ((c = getopt(argc, argv, "?hs:g:d:f:i:")) != EOF) {
+	while ((c = getopt(argc, argv, "?hs:g:d:f:i:C:")) != EOF) {
 		switch (c) {  
 			case '?':
 			case 'h':
 				usage();
 				exit(0);
+			case 'C':
+				curve = optarg;
+				break;
 			default:
 				i = optind - 1;
 				n = Fl::arg(argc, argv, i);
@@ -51,7 +58,34 @@ main(int argc, char **argv) {
 	window.end();
 	window.resizable(ce);
 
+	if (curve) {
+		parse_curve(&ce, curve);
+	}
+
 	window.show(1, argv);
 
 	return Fl::run();
 }
+
+static void 
+parse_curve(CurveEditor *ce, const char *ctrl_points) {
+    char *pstr, *buf = strdup(ctrl_points);
+    int i, n = 0;
+    double X, Y;
+    gsl_interp_accel *acc;
+    gsl_spline *spline;
+
+    while (pstr = strsep(&buf, ";")) {
+        if (sscanf(pstr, "%lf,%lf", &X, &Y) != 2 ||
+            X < 0.0 || X > 1.0 || Y < 0.0 || Y > 1.0) {
+            fprintf(stderr, "Could not parse control point %s.\n", pstr);
+			continue;
+        }
+	
+		ce->add_point(X, Y);
+    }   
+    
+    free(buf); 
+
+	ce->init();
+}