From 7327da63506e0dbcc6d14baee02b9d69e153ea35 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sun, 16 Jul 2017 22:06:56 -0400
Subject: [PATCH] Switched the nascent `TZX` to use the new `PulseQueuedTape`.

---
 Storage/Tape/Formats/TZX.cpp | 19 ++++---------------
 Storage/Tape/Formats/TZX.hpp | 14 +++-----------
 2 files changed, 7 insertions(+), 26 deletions(-)

diff --git a/Storage/Tape/Formats/TZX.cpp b/Storage/Tape/Formats/TZX.cpp
index 0083d8e37..6ece1672b 100644
--- a/Storage/Tape/Formats/TZX.cpp
+++ b/Storage/Tape/Formats/TZX.cpp
@@ -12,9 +12,7 @@ using namespace Storage::Tape;
 
 TZX::TZX(const char *file_name) :
 	Storage::FileHolder(file_name),
-	is_high_(false),
-	is_at_end_(false),
-	pulse_pointer_(0) {
+	is_high_(false) {
 
 	// Check for signature followed by a 0x1a
 	char identifier[7];
@@ -29,21 +27,12 @@ TZX::TZX(const char *file_name) :
 
 	// Reject if an incompatible version
 	if(major_version != 1 || minor_version > 20)  throw ErrorNotTZX;
-
-	// seed initial block contents
-	parse_next_chunk();
-}
-
-bool TZX::is_at_end() {
-	return true;
-}
-
-Tape::Pulse TZX::virtual_get_next_pulse() {
-	return Tape::Pulse();
 }
 
 void TZX::virtual_reset() {
+	clear();
+	fseek(file_, SEEK_SET, 0x0a);
 }
 
-void TZX::parse_next_chunk() {
+void TZX::get_next_pulses() {
 }
diff --git a/Storage/Tape/Formats/TZX.hpp b/Storage/Tape/Formats/TZX.hpp
index f6adf1b3d..446e91d43 100644
--- a/Storage/Tape/Formats/TZX.hpp
+++ b/Storage/Tape/Formats/TZX.hpp
@@ -9,7 +9,7 @@
 #ifndef TZX_hpp
 #define TZX_hpp
 
-#include "../Tape.hpp"
+#include "../PulseQueuedTape.hpp"
 #include "../../FileHolder.hpp"
 
 namespace Storage {
@@ -18,7 +18,7 @@ namespace Tape {
 /*!
 	Provides a @c Tape containing a CSW tape image, which is a compressed 1-bit sampling.
 */
-class TZX: public Tape, public Storage::FileHolder {
+class TZX: public PulseQueuedTape, public Storage::FileHolder {
 	public:
 		/*!
 			Constructs a @c TZX containing content from the file with name @c file_name.
@@ -31,19 +31,11 @@ class TZX: public Tape, public Storage::FileHolder {
 			ErrorNotTZX
 		};
 
-		// implemented to satisfy @c Tape
-		bool is_at_end();
-
 	private:
-		Pulse virtual_get_next_pulse();
 		void virtual_reset();
-
-//		std::vector<Pulse> queued_pulses_;
-		size_t pulse_pointer_;
-		bool is_at_end_;
+		void get_next_pulses();
 
 		bool is_high_;
-		void parse_next_chunk();
 };
 
 }