2 files changed, 39 insertions, 36 deletions

diff --git a/src/sample.cc b/src/sample.cc
index 27382af..66fe3c5 100644
--- a/src/sample.cc
+++ b/src/sample.cc
@@ -31,42 +31,45 @@
 
 #include <sndfile.h>
 
-Sample::Sample(std::string name, float power)
+Sample::Sample(const std::string& name, float power)
+	: name{name}
+	, power{power}
+	, audiofiles{}
 {
-  this->name = name;
-  this->power = power;
 }
 
 Sample::~Sample()
 {
 }
 
-void Sample::addAudioFile(Channel *c, AudioFile *a)
+void Sample::addAudioFile(Channel* c, AudioFile* a)
 {
-  audiofiles[c] = a;
+	audiofiles[c] = a;
 }
 
-AudioFile *Sample::getAudioFile(Channel *c)
+AudioFile* Sample::getAudioFile(Channel* c)
 {
-  /*
-  if(audiofiles.find(c) == audiofiles.end()) return NULL;
-  return audiofiles[c];
-  */
+	/*
+	if(audiofiles.find(c) == audiofiles.end()) return nullptr;
+	return audiofiles[c];
+	*/
 
-  AudioFiles::iterator i = audiofiles.begin();
-  while(i != audiofiles.end()) {
-    Channel *ch = i->first;
-    if(c->num == ch->num) return i->second;
-    i++;
-  }
+	// todo: std::find_if ??
+	for (auto& pair: audiofiles)
+	{
+		if (pair.first->num == c->num)
+		{
+			return pair.second;
+		}
+	}
 
-  return NULL;
+	return nullptr;
 }
 
 #ifdef TEST_SAMPLE
-//deps: channel.cc audiofile.cc
-//cflags: $(SNDFILE_CFLAGS)
-//libs: $(SNDFILE_LIBS)
+// deps: channel.cc audiofile.cc
+// cflags: $(SNDFILE_CFLAGS)
+// libs: $(SNDFILE_LIBS)
 #include "test.h"
 
 TEST_BEGIN;
@@ -78,8 +81,8 @@ AudioFile a("test");
 
 s.addAudioFile(&c, &a);
 TEST_EQUAL(s.getAudioFile(&c), &a, "?");
-TEST_EQUAL(s.getAudioFile(&c2), NULL, "?");
+TEST_EQUAL(s.getAudioFile(&c2), nullptr, "?");
 
 TEST_END;
 
-#endif/*TEST_SAMPLE*/
+#endif /*TEST_SAMPLE*/
diff --git a/src/sample.h b/src/sample.h
index 26c7be2..5b4f3b5 100644
--- a/src/sample.h
+++ b/src/sample.h
@@ -24,8 +24,7 @@
  *  along with DrumGizmo; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  */
-#ifndef __DRUMGIZMO_SAMPLE_H__
-#define __DRUMGIZMO_SAMPLE_H__
+#pragma once
 
 #include <map>
 #include <string>
@@ -33,24 +32,26 @@
 #include "channel.h"
 #include "audiofile.h"
 
-typedef std::map< Channel*, AudioFile* > AudioFiles;
+typedef std::map<Channel*, AudioFile*> AudioFiles;
 
 class InstrumentParser;
-class Sample {
-  friend class InstrumentParser;
-  friend class PowerList;
+class Sample
+{
+	friend class InstrumentParser;
+	friend class PowerList;
+
 public:
-  Sample(std::string name, float power);
-  ~Sample();
+	Sample(const std::string& name, float power);
+	~Sample();
 
-  AudioFile *getAudioFile(InstrumentChannel *c);
+	AudioFile* getAudioFile(InstrumentChannel* c);
 
 private:
-  void addAudioFile(InstrumentChannel *c, AudioFile *a);
+	void addAudioFile(InstrumentChannel* c, AudioFile* a);
 
-  std::string name;
-  float power;
-  AudioFiles audiofiles;
+	std::string name;
+	float power;
+	AudioFiles audiofiles;
 };
 
 /*
@@ -62,4 +63,3 @@ private:
  *    <audiofile channel="Kick R-3" file="samples/1-kick-r-Kick R-3.wav"/>
  *   </sample>
  */
-#endif/*__DRUMGIZMO_SAMPLE_H__*/