增加音乐播放结束时执行回调函数的功能

core/Base/Game.cpp

@@ -197,6 +197,9 @@ void e2d::Game::quit()
 
 void e2d::Game::destroy()
 {
+	if (!s_bInitialized)
+		return;
+
 	// 删除所有场景
 	SceneManager::__uninit();
 	// 删除输入监听器

core/Base/Renderer.cpp

@@ -11,7 +11,7 @@ static ID2D1HwndRenderTarget * s_pRenderTarget = nullptr;
 static ID2D1SolidColorBrush * s_pSolidBrush = nullptr;
 static IWICImagingFactory * s_pIWICFactory = nullptr;
 static IDWriteFactory * s_pDWriteFactory = nullptr;
-static e2d::CustomTextRenderer * s_pTextRenderer = nullptr;
+static e2d::TextRenderer * s_pTextRenderer = nullptr;
 static D2D1_COLOR_F s_nClearColor = D2D1::ColorF(D2D1::ColorF::Black);
 
 
@@ -120,7 +120,7 @@ bool e2d::Renderer::__createDeviceResources()
 		if (SUCCEEDED(hr))
 		{
 			// 创建自定义的文字渲染器
-			s_pTextRenderer = new (std::nothrow) CustomTextRenderer(
+			s_pTextRenderer = new (std::nothrow) TextRenderer(
 				s_pDirect2dFactory,
 				s_pRenderTarget,
 				s_pSolidBrush
@@ -279,7 +279,7 @@ IDWriteFactory * e2d::Renderer::getIDWriteFactory()
 	return s_pDWriteFactory;
 }
 
-e2d::CustomTextRenderer * e2d::Renderer::getCustomTextRenderer()
+e2d::TextRenderer * e2d::Renderer::getTextRenderer()
 {
 	return s_pTextRenderer;
 }

core/Custom/TextRenderer.cpp

@@ -3,7 +3,7 @@
 
 using namespace e2d;
 
-CustomTextRenderer::CustomTextRenderer(
+TextRenderer::TextRenderer(
 	ID2D1Factory* pD2DFactory,
 	ID2D1HwndRenderTarget* pRT,
 	ID2D1SolidColorBrush* pBrush
@@ -23,14 +23,14 @@ CustomTextRenderer::CustomTextRenderer(
 	pBrush_->AddRef();
 }
 
-CustomTextRenderer::~CustomTextRenderer()
+TextRenderer::~TextRenderer()
 {
 	SafeReleaseInterface(pD2DFactory_);
 	SafeReleaseInterface(pRT_);
 	SafeReleaseInterface(pBrush_);
 }
 
-STDMETHODIMP_(void) CustomTextRenderer::SetTextStyle(
+STDMETHODIMP_(void) TextRenderer::SetTextStyle(
 	CONST D2D1_COLOR_F &fillColor,
 	BOOL hasOutline,
 	CONST D2D1_COLOR_F &outlineColor,
@@ -45,7 +45,7 @@ STDMETHODIMP_(void) CustomTextRenderer::SetTextStyle(
 	nOutlineJoin_ = outlineJoin;
 }
 
-STDMETHODIMP CustomTextRenderer::DrawGlyphRun(
+STDMETHODIMP TextRenderer::DrawGlyphRun(
 	__maybenull void* clientDrawingContext,
 	FLOAT baselineOriginX,
 	FLOAT baselineOriginY,
@@ -152,7 +152,7 @@ STDMETHODIMP CustomTextRenderer::DrawGlyphRun(
 	return hr;
 }
 
-STDMETHODIMP CustomTextRenderer::DrawUnderline(
+STDMETHODIMP TextRenderer::DrawUnderline(
 	__maybenull void* clientDrawingContext,
 	FLOAT baselineOriginX,
 	FLOAT baselineOriginY,
@@ -237,7 +237,7 @@ STDMETHODIMP CustomTextRenderer::DrawUnderline(
 	return S_OK;
 }
 
-STDMETHODIMP CustomTextRenderer::DrawStrikethrough(
+STDMETHODIMP TextRenderer::DrawStrikethrough(
 	__maybenull void* clientDrawingContext,
 	FLOAT baselineOriginX,
 	FLOAT baselineOriginY,
@@ -322,7 +322,7 @@ STDMETHODIMP CustomTextRenderer::DrawStrikethrough(
 	return S_OK;
 }
 
-STDMETHODIMP CustomTextRenderer::DrawInlineObject(
+STDMETHODIMP TextRenderer::DrawInlineObject(
 	__maybenull void* clientDrawingContext,
 	FLOAT originX,
 	FLOAT originY,
@@ -335,12 +335,12 @@ STDMETHODIMP CustomTextRenderer::DrawInlineObject(
 	return E_NOTIMPL;
 }
 
-STDMETHODIMP_(unsigned long) CustomTextRenderer::AddRef()
+STDMETHODIMP_(unsigned long) TextRenderer::AddRef()
 {
 	return InterlockedIncrement(&cRefCount_);
 }
 
-STDMETHODIMP_(unsigned long) CustomTextRenderer::Release()
+STDMETHODIMP_(unsigned long) TextRenderer::Release()
 {
 	unsigned long newCount = InterlockedDecrement(&cRefCount_);
 
@@ -353,7 +353,7 @@ STDMETHODIMP_(unsigned long) CustomTextRenderer::Release()
 	return newCount;
 }
 
-STDMETHODIMP CustomTextRenderer::IsPixelSnappingDisabled(
+STDMETHODIMP TextRenderer::IsPixelSnappingDisabled(
 	__maybenull void* clientDrawingContext,
 	__out BOOL* isDisabled
 )
@@ -362,7 +362,7 @@ STDMETHODIMP CustomTextRenderer::IsPixelSnappingDisabled(
 	return S_OK;
 }
 
-STDMETHODIMP CustomTextRenderer::GetCurrentTransform(
+STDMETHODIMP TextRenderer::GetCurrentTransform(
 	__maybenull void* clientDrawingContext,
 	__out DWRITE_MATRIX* transform
 )
@@ -371,7 +371,7 @@ STDMETHODIMP CustomTextRenderer::GetCurrentTransform(
 	return S_OK;
 }
 
-STDMETHODIMP CustomTextRenderer::GetPixelsPerDip(
+STDMETHODIMP TextRenderer::GetPixelsPerDip(
 	__maybenull void* clientDrawingContext,
 	__out FLOAT* pixelsPerDip
 )
@@ -384,7 +384,7 @@ STDMETHODIMP CustomTextRenderer::GetPixelsPerDip(
 	return S_OK;
 }
 
-STDMETHODIMP CustomTextRenderer::QueryInterface(
+STDMETHODIMP TextRenderer::QueryInterface(
 	IID const& riid,
 	void** ppvObject
 )

core/Custom/VoiceCallback.cpp

@@ -0,0 +1,64 @@
+#include "..\e2dcustom.h"
+#include "..\e2dbase.h"
+#include "..\e2dtool.h"
+
+e2d::VoiceCallback::VoiceCallback(Music * music)
+	: _music(music)
+{
+}
+
+e2d::VoiceCallback::~VoiceCallback()
+{
+}
+
+void e2d::VoiceCallback::OnLoopEnd(void * pBufferContext)
+{
+	if (_loopEndFunc)
+	{
+		_loopEndFunc();
+	}
+}
+
+void e2d::VoiceCallback::OnStreamEnd()
+{
+	if (_streamEndFunc)
+	{
+		_streamEndFunc();
+	}
+}
+
+void e2d::VoiceCallback::OnBufferEnd(void * pBufferContext)
+{
+	if (_loopEndFunc)
+	{
+		_loopEndFunc();
+	}
+	e2d::GC::release(_music);
+}
+
+void e2d::VoiceCallback::OnBufferStart(void * pBufferContext)
+{
+	e2d::GC::retain(_music);
+}
+
+void e2d::VoiceCallback::OnVoiceProcessingPassEnd()
+{
+}
+
+void e2d::VoiceCallback::OnVoiceProcessingPassStart(UINT32 SamplesRequired)
+{
+}
+
+void e2d::VoiceCallback::OnVoiceError(void * pBufferContext, HRESULT Error)
+{
+}
+
+void e2d::VoiceCallback::SetFuncOnStreamEnd(const Function & func)
+{
+	_streamEndFunc = func;
+}
+
+void e2d::VoiceCallback::SetFuncOnLoopEnd(const Function & func)
+{
+	_loopEndFunc = func;
+}

core/Node/Text.cpp

@@ -318,7 +318,7 @@ void e2d::Text::onRender()
 		// 设置画刷颜色和透明度
 		Renderer::getSolidColorBrush()->SetOpacity(_displayOpacity);
 		// 获取文本渲染器
-		auto pTextRenderer = Renderer::getCustomTextRenderer();
+		auto pTextRenderer = Renderer::getTextRenderer();
 		pTextRenderer->SetTextStyle(
 			_style.color.toD2DColorF(),
 			_style.hasOutline,

core/Tool/Music.cpp

@@ -34,6 +34,7 @@ e2d::Music::Music()
 	, _waveData(nullptr)
 	, _dwSize(0)
 	, _voice(nullptr)
+	, _voiceCallback(this)
 {
 }
 
@@ -46,6 +47,7 @@ e2d::Music::Music(const e2d::String & filePath)
 	, _waveData(nullptr)
 	, _dwSize(0)
 	, _voice(nullptr)
+	, _voiceCallback(this)
 {
 	this->open(filePath);
 }
@@ -59,6 +61,7 @@ e2d::Music::Music(int resNameId, const String & resType)
 	, _waveData(nullptr)
 	, _dwSize(0)
 	, _voice(nullptr)
+	, _voiceCallback(this)
 {
 	this->open(resNameId, resType);
 }
@@ -128,7 +131,7 @@ bool e2d::Music::open(const e2d::String& filePath)
 
 	// ´´½¨ÒôÔ´
 	HRESULT hr;
-	if (FAILED(hr = s_pXAudio2->CreateSourceVoice(&_voice, _wfx)))
+	if (FAILED(hr = s_pXAudio2->CreateSourceVoice(&_voice, _wfx, 0, XAUDIO2_DEFAULT_FREQ_RATIO, &this->_voiceCallback)))
 	{
 		TraceError(L"Create source voice error", hr);
 		SAFE_DELETE_ARRAY(_waveData);
@@ -207,7 +210,7 @@ bool e2d::Music::open(int resNameId, const e2d::String& resType)
 
 	// ´´½¨ÒôÔ´
 	HRESULT hr;
-	if (FAILED(hr = s_pXAudio2->CreateSourceVoice(&_voice, _wfx)))
+	if (FAILED(hr = s_pXAudio2->CreateSourceVoice(&_voice, _wfx, 0, XAUDIO2_DEFAULT_FREQ_RATIO, &this->_voiceCallback)))
 	{
 		TraceError(L"Create source voice error", hr);
 		SAFE_DELETE_ARRAY(_waveData);
@@ -358,6 +361,16 @@ bool e2d::Music::setVolume(double volume)
 	return false;
 }
 
+void e2d::Music::setFuncOnEnd(const Function & func)
+{
+	_voiceCallback.SetFuncOnStreamEnd(func);
+}
+
+void e2d::Music::setFuncOnLoopEnd(const Function & func)
+{
+	_voiceCallback.SetFuncOnLoopEnd(func);
+}
+
 bool e2d::Music::_readMMIO()
 {
 	MMCKINFO ckIn;

core/e2dbase.h

@@ -1,6 +1,7 @@
 #pragma once
 #include "e2dmacros.h"
 #include "e2dcommon.h"
+#include "e2dcustom.h"
 
 
 // Base Classes
@@ -400,8 +401,8 @@ public:
 	// 获取 IDWriteFactory 对象
 	static IDWriteFactory * getIDWriteFactory();
 
-	// 获取自定义的文字渲染器
-	static CustomTextRenderer * getCustomTextRenderer();
+	// 获取文字渲染器
+	static TextRenderer * getTextRenderer();
 
 private:
 	// 渲染游戏画面

core/e2dcommon.h

@@ -1,12 +1,10 @@
 #pragma once
 #include "e2dmacros.h"
-#include "e2dcustom.h"
 
 namespace e2d
 {
 
 
-
 // 方向
 enum class Direction : int
 {

core/e2dcustom.h

@@ -1,5 +1,6 @@
 #pragma once
 #include "e2dmacros.h"
+#include "e2dcommon.h"
 
 namespace e2d
 {
@@ -13,18 +14,68 @@ namespace e2d
 		}
 	}
 
-	// 自定义的文字渲染器
-	class CustomTextRenderer 
+	class Music;
+
+	// ÒôÔ´»Øµ÷
+	class VoiceCallback 
+		: public IXAudio2VoiceCallback
+	{
+	public:
+		VoiceCallback(Music * music);
+		~VoiceCallback();
+
+		void __stdcall OnStreamEnd();
+
+		void __stdcall OnBufferEnd(
+			void * pBufferContext
+		);
+
+		void __stdcall OnBufferStart(
+			void * pBufferContext
+		);
+
+		void __stdcall OnLoopEnd(
+			void * pBufferContext
+		);
+
+		void __stdcall OnVoiceProcessingPassEnd();
+
+		void __stdcall OnVoiceProcessingPassStart(
+			UINT32 SamplesRequired
+		);
+
+		void __stdcall OnVoiceError(
+			void * pBufferContext,
+			HRESULT Error
+		);
+
+		void SetFuncOnStreamEnd(
+			const Function& func
+		);
+
+		void SetFuncOnLoopEnd(
+			const Function& func
+		);
+
+	protected:
+		Music * _music;
+		Function _loopEndFunc;
+		Function _streamEndFunc;
+	};
+
+
+	// ÎÄ×ÖäÖȾÆ÷
+	class TextRenderer 
 		: public IDWriteTextRenderer
 	{
 	public:
-		CustomTextRenderer(
+		TextRenderer(
 			ID2D1Factory* pD2DFactory,
 			ID2D1HwndRenderTarget* pRT,
 			ID2D1SolidColorBrush* pBrush
 		);
 
-		~CustomTextRenderer();
+		~TextRenderer();
 
 		STDMETHOD_(void, SetTextStyle)(
 			CONST D2D1_COLOR_F &fillColor,

core/e2dtool.h

@@ -96,13 +96,23 @@ public:
 	// 关闭并回收资源
 	void close();
 
+	// 是否正在播放
+	bool isPlaying() const;
+
 	// 设置音量
 	bool setVolume(
 		double volume
 	);
 
-	// 是否正在播放
-	bool isPlaying() const;
+	// 设置播放结束时的执行函数
+	void setFuncOnEnd(
+		const Function& func
+	);
+
+	// 设置循环播放中每一次播放结束时的执行函数
+	void setFuncOnLoopEnd(
+		const Function& func
+	);
 
 	// 获取 IXAudio2SourceVoice 对象
 	IXAudio2SourceVoice * getIXAudio2SourceVoice() const;
@@ -144,6 +154,7 @@ protected:
 	MMCKINFO _ck;
 	MMCKINFO _ckRiff;
 	WAVEFORMATEX* _wfx;
+	VoiceCallback _voiceCallback;
 	IXAudio2SourceVoice* _voice;
 };
 

project/vs2017/Easy2D.vcxproj

@@ -235,7 +235,8 @@
     <ClCompile Include="..\..\core\Common\Size.cpp" />
     <ClCompile Include="..\..\core\Common\String.cpp" />
     <ClCompile Include="..\..\core\Common\Image.cpp" />
-    <ClCompile Include="..\..\core\Custom\CustomTextRenderer.cpp" />
+    <ClCompile Include="..\..\core\Custom\TextRenderer.cpp" />
+    <ClCompile Include="..\..\core\Custom\VoiceCallback.cpp" />
     <ClCompile Include="..\..\core\Manager\ActionManager.cpp" />
     <ClCompile Include="..\..\core\Manager\ColliderManager.cpp" />
     <ClCompile Include="..\..\core\Manager\SceneManager.cpp" />

project/vs2017/Easy2D.vcxproj.filters

@@ -144,9 +144,6 @@
     <ClCompile Include="..\..\core\Node\Shape\Ellipse.cpp">
       <Filter>Node\Shape</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\core\Custom\CustomTextRenderer.cpp">
-      <Filter>Custom</Filter>
-    </ClCompile>
     <ClCompile Include="..\..\core\Common\Color.cpp">
       <Filter>Common</Filter>
     </ClCompile>
@@ -225,6 +222,12 @@
     <ClCompile Include="..\..\core\Common\Listener.cpp">
       <Filter>Common</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\core\Custom\VoiceCallback.cpp">
+      <Filter>Custom</Filter>
+    </ClCompile>
+    <ClCompile Include="..\..\core\Custom\TextRenderer.cpp">
+      <Filter>Custom</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\core\easy2d.h" />