Separate out continue behavior into askContinue function.

Add a step which asks if user wants to start with non-first frame

draw.sh

@@ -1,5 +1,16 @@
 #!/bin/bash
 
+askContinue () {
+	echo "Are you ready to continue? (yes/no)"
+	read input
+	if [ "$input" != "n" ] && [ "$input" != "no" ]
+	then
+		echo "${1}"
+	else
+		exit 1
+	fi
+}
+
 if [[ "${1}" == "" ]]; then
 	echo "Please provide a directory as the first argument"
 	exit 1
@@ -15,14 +26,19 @@ if [ "${2}" == "" ]; then
 	rm -f "${number}"
 	bash position.sh reset
 
-	echo "Are you ready to continue? (yes/no)"
+	askContinue "Starting with first frame..."
-	read input
+else
-	if [ "$input" != "n" ] && [ "$input" != "no" ]
+	c=0
-	then
+	for svg in "${1}"*.svg ; do
-		echo "Starting with first frame..."
+		if [ "${c}" != "${2}" ]; then
-	else
+			let "c=c+1"
-		exit 1
+			continue
 		fi
+		filename=`basename "${svg}"`
+		echo "Starting frame: ${filename}"
+		break
+	done
+	askContinue "Continuing with frame ${filename}..."
 fi
 
 i=0
@@ -44,13 +60,7 @@ for svg in "${1}"*.svg ; do
 	ax "${svg}"
 	rm -f "${number}"
 	bash position.sh reset
-	echo "Are you ready to continue? (yes/no)"
+
-	read input
+	askContinue "Continuing with next frame..."
-	if [ "$input" != "n" ] && [ "$input" != "no" ]
-	then
-		echo "Continuing with next frame..."
-	else
-		break
-	fi
 done