From 311e98572c26750e4a4695079fa80ca5648d109e Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Tue, 1 Oct 2024 17:21:37 +0200
Subject: implement remaining Sound functions

---
 src/crepe/Sound.cpp       | 29 ++++++++++++++++++++++++++---
 src/crepe/Sound.h         | 15 +++++++++++++++
 src/crepe/SoundSystem.cpp |  2 +-
 src/crepe/SoundSystem.h   |  2 +-
 4 files changed, 43 insertions(+), 5 deletions(-)

diff --git a/src/crepe/Sound.cpp b/src/crepe/Sound.cpp
index 136a71d..20f1787 100644
--- a/src/crepe/Sound.cpp
+++ b/src/crepe/Sound.cpp
@@ -20,19 +20,42 @@ void Sound::load(std::unique_ptr<api::Resource> res) {
 }
 
 void Sound::play() {
-	SoundSystem & system = SoundSystem::instance();
+	SoundSystem & system = SoundSystem::get_instance();
 	if (system.engine.getPause(this->handle)) {
 		// resume if paused
 		system.engine.setPause(this->handle, false);
 	} else {
 		// or start new sound
-		this->handle = system.engine.play(this->sample);
+		this->handle = system.engine.play(this->sample, this->volume);
+		system.engine.setLooping(this->handle, this->looping);
 	}
 }
 
 void Sound::pause() {
-	SoundSystem & system = SoundSystem::instance();
+	SoundSystem & system = SoundSystem::get_instance();
 	if (system.engine.getPause(this->handle)) return;
 	system.engine.setPause(this->handle, true);
 }
 
+void Sound::rewind() {
+	SoundSystem & system = SoundSystem::get_instance();
+	if (!system.engine.isValidVoiceHandle(this->handle)) return;
+	system.engine.seek(this->handle, 0);
+}
+
+void Sound::set_volume(float volume) {
+	this->volume = volume;
+
+	SoundSystem & system = SoundSystem::get_instance();
+	if (!system.engine.isValidVoiceHandle(this->handle)) return;
+	system.engine.setVolume(this->handle, this->volume);
+}
+
+void Sound::set_looping(bool looping) {
+	this->looping = looping;
+
+	SoundSystem & system = SoundSystem::get_instance();
+	if (!system.engine.isValidVoiceHandle(this->handle)) return;
+	system.engine.setLooping(this->handle, this->looping);
+}
+
diff --git a/src/crepe/Sound.h b/src/crepe/Sound.h
index 9da17b9..4c51188 100644
--- a/src/crepe/Sound.h
+++ b/src/crepe/Sound.h
@@ -45,12 +45,24 @@ public:
 	 * \param volume  Volume (0 = muted, 1 = full volume)
 	 */
 	void set_volume(float volume);
+	/**
+	 * \brief Get playback volume / gain
+	 *
+	 * \return Volume
+	 */
+	float get_volume() const { return this->volume; }
 	/**
 	 * \brief Set looping behavior for this sample
 	 *
 	 * \param looping  Looping behavior (false = one-shot, true = loop)
 	 */
 	void set_looping(bool looping);
+	/**
+	 * \brief Get looping behavior
+	 *
+	 * \return true if looping, false if one-shot
+	 */
+	bool get_looping() const { return this->looping; }
 
 public:
 	Sound(const char * src);
@@ -62,6 +74,9 @@ private:
 private:
 	SoLoud::Wav sample;
 	SoLoud::handle handle;
+
+	float volume = 1.0f;
+	bool looping = false;
 };
 
 }
diff --git a/src/crepe/SoundSystem.cpp b/src/crepe/SoundSystem.cpp
index 00f874c..b57e51a 100644
--- a/src/crepe/SoundSystem.cpp
+++ b/src/crepe/SoundSystem.cpp
@@ -4,7 +4,7 @@
 
 using namespace crepe;
 
-SoundSystem & SoundSystem::instance() {
+SoundSystem & SoundSystem::get_instance() {
 	static SoundSystem instance;
 	return instance;
 }
diff --git a/src/crepe/SoundSystem.h b/src/crepe/SoundSystem.h
index da3927a..34dd6c5 100644
--- a/src/crepe/SoundSystem.h
+++ b/src/crepe/SoundSystem.h
@@ -12,7 +12,7 @@ private:
 	virtual ~SoundSystem();
 
 	// singleton
-	static SoundSystem & instance();
+	static SoundSystem & get_instance();
 	SoundSystem(const SoundSystem &) = delete;
 	SoundSystem(SoundSystem &&) = delete;
 	SoundSystem &operator=(const SoundSystem &) = delete;
-- 
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