重做了EApp的单例模式
This commit is contained in:
Nomango
parent
c28b9653c5
commit
2e01f9cb1a
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@ -8,10 +8,9 @@ int WINAPI WinMain(
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int nCmdShow
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)
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{
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EApp app;
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if (!EApp::init(L"Easy2D Demo", 640, 480))
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return -1;
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if (app.init(L"Easy2D Demo", 640, 480))
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{
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float w = EApp::getWidth();
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float h = EApp::getHeight();
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auto scene = new EScene();
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@ -34,7 +33,7 @@ int WINAPI WinMain(
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auto scene2 = new EScene();
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auto bird = new ESprite();
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auto bird = new ESprite(L"atlas.png", 5, 982, 34, 24);
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auto animation = new EAnimation();
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animation->addFrame(new ESpriteFrame(L"atlas.png", 5, 982, 34, 24));
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animation->addFrame(new ESpriteFrame(L"atlas.png", 61, 982, 34, 24));
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@ -67,12 +66,10 @@ int WINAPI WinMain(
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new EActionCallback([]() { EMusicUtils::playMusic(L"music.wav", -1); }),
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new EActionDelay(3),
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new EActionCallback([]() { EMusicUtils::pauseMusic(L"music.wav"); }),
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new EActionDelay(3),
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new EActionDelay(10),
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new EActionCallback([]() { EMusicUtils::resumeMusic(L"music.wav"); })));
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app.enterScene(scene2, new ETransitionFade(0, 1));
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app.run();
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}
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EApp::enterScene(scene2, new ETransitionFade(0, 1));
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return 0;
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return EApp::run();
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}
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@ -33,27 +33,23 @@ e2d::EApp::EApp()
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, m_pCurrentScene(nullptr)
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, m_pNextScene(nullptr)
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{
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ASSERT(s_pInstance == nullptr, "EApp instance already exists!");
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s_pInstance = this; // 保存实例对象
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CoInitialize(NULL);
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}
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e2d::EApp::~EApp()
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{
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// 释放资源
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SafeReleaseInterface(&GetSolidColorBrush());
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SafeReleaseInterface(&GetRenderTarget());
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SafeReleaseInterface(&GetFactory());
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SafeReleaseInterface(&GetImagingFactory());
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SafeReleaseInterface(&GetDirectWriteFactory());
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CoUninitialize();
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}
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e2d::EApp * e2d::EApp::get()
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e2d::EApp * e2d::EApp::getInstance()
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{
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ASSERT(s_pInstance != nullptr, "Nonexistent EApp instance.");
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if (!s_pInstance)
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{
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s_pInstance = new EApp();
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}
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return s_pInstance; // 获取 EApp 的唯一实例
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}
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@ -64,6 +60,8 @@ bool e2d::EApp::init(const EString &title, UINT32 width, UINT32 height)
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bool e2d::EApp::init(const EString &title, UINT32 width, UINT32 height, EWindowStyle wStyle)
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{
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CoInitialize(NULL);
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HRESULT hr;
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// 注册窗口类
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@ -122,19 +120,19 @@ bool e2d::EApp::init(const EString &title, UINT32 width, UINT32 height, EWindowS
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dwStyle |= WS_MINIMIZEBOX;
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}
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// 保存窗口是否置顶显示
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m_bTopMost = wStyle.m_bTopMost;
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EApp::getInstance()->m_bTopMost = wStyle.m_bTopMost;
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// 保存窗口名称
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m_sTitle = title;
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EApp::getInstance()->m_sTitle = title;
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// 创建窗口
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GetHWnd() = CreateWindow(
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L"Easy2DApp",
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m_sTitle.c_str(),
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title.c_str(),
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dwStyle,
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0, 0, width, height,
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NULL,
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NULL,
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HINST_THISCOMPONENT,
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this
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NULL
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);
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hr = GetHWnd() ? S_OK : E_FAIL;
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@ -142,9 +140,9 @@ bool e2d::EApp::init(const EString &title, UINT32 width, UINT32 height, EWindowS
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if (SUCCEEDED(hr))
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{
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// 禁用输入法
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this->setKeyboardLayoutEnable(false);
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EApp::setKeyboardLayoutEnable(false);
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// 重设客户区大小
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this->setWindowSize(width, height);
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EApp::setWindowSize(width, height);
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}
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else
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{
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@ -159,18 +157,67 @@ bool e2d::EApp::init(const EString &title, UINT32 width, UINT32 height, EWindowS
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return SUCCEEDED(hr);
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}
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int e2d::EApp::run()
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{
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if (GetHWnd() == nullptr)
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{
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MessageBox(nullptr, L"Invalid window handle!", L"Error", MB_OK);
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return -1;
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}
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EApp * pApp = EApp::getInstance();
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// 进入第一个场景
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pApp->_enterNextScene();
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// 关闭控制台
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if (!pApp->m_bShowConsole)
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{
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showConsole(false);
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}
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// 显示窗口
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ShowWindow(GetHWnd(), SW_SHOWNORMAL);
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UpdateWindow(GetHWnd());
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// 设置窗口置顶
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if (pApp->m_bTopMost)
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{
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SetWindowPos(GetHWnd(), HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
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}
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// 记录开始时间
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s_tStart = steady_clock::now();
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// 窗口消息
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MSG msg;
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while (!pApp->m_bEnd)
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{
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// 处理窗口消息
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while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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// 执行主循环
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pApp->_mainLoop();
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}
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// 关闭控制台
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EApp::showConsole(false);
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CoUninitialize();
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return 0;
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}
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void e2d::EApp::pause()
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{
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EApp::get()->m_bManualPaused = true;
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EApp::getInstance()->m_bManualPaused = true;
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}
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void e2d::EApp::resume()
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{
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if (isPaused())
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{
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EApp::get()->m_bPaused = false;
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EApp::get()->m_bManualPaused = false;
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EApp::_updateTime();
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EApp::getInstance()->m_bPaused = false;
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EApp::getInstance()->m_bManualPaused = false;
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EApp::getInstance()->_updateTime();
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}
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}
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@ -179,13 +226,18 @@ bool e2d::EApp::isPaused()
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return s_pInstance->m_bPaused || s_pInstance->m_bManualPaused;
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}
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void e2d::EApp::quit()
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{
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getInstance()->m_bEnd = true; // 这个变量将控制游戏是否结束
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}
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void e2d::EApp::showConsole(bool show /* = true */)
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{
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static FILE * stdoutstream = nullptr;
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static FILE * stdinstream = nullptr;
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static FILE * stderrstream = nullptr;
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EApp::get()->m_bShowConsole = show;
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EApp::getInstance()->m_bShowConsole = show;
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// 查找已存在的控制台句柄
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HWND hwnd = GetConsoleWindow();
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// 关闭控制台
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@ -227,53 +279,6 @@ void e2d::EApp::showConsole(bool show /* = true */)
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}
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}
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// 运行游戏
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void e2d::EApp::run()
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{
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ASSERT(GetHWnd() != nullptr, "Cannot find Game Window.");
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// 进入第一个场景
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_enterNextScene();
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// 关闭控制台
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if (!m_bShowConsole)
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{
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showConsole(false);
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}
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// 显示窗口
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ShowWindow(GetHWnd(), SW_SHOWNORMAL);
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UpdateWindow(GetHWnd());
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// 设置窗口置顶
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if (m_bTopMost)
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{
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SetWindowPos(GetHWnd(), HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
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}
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// 记录开始时间
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s_tStart = steady_clock::now();
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// 窗口消息
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MSG msg;
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while (!m_bEnd)
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{
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// 处理窗口消息
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while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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}
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// 执行主循环
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_mainLoop();
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}
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// 关闭控制台
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EApp::showConsole(false);
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}
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void e2d::EApp::setFPS(UINT32 fps)
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{
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fps = min(max(fps, 30), 120);
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s_pInstance->m_nAnimationInterval = 1000 / fps;
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}
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bool e2d::EApp::onActivate()
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{
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return true;
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@ -419,12 +424,12 @@ void e2d::EApp::setWindowTitle(const EString &title)
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// 设置窗口标题
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SetWindowText(GetHWnd(), title.c_str());
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// 保存当前标题，用于修改窗口大小时恢复标题
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get()->m_sTitle = title;
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getInstance()->m_sTitle = title;
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}
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e2d::EString e2d::EApp::getTitle()
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{
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return get()->m_sTitle;
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return getInstance()->m_sTitle;
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}
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float e2d::EApp::getWidth()
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@ -442,34 +447,29 @@ e2d::ESize e2d::EApp::getSize()
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return ESize(GetRenderTarget()->GetSize().width, GetRenderTarget()->GetSize().height);
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}
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void e2d::EApp::enterScene(EScene * scene, bool saveCurrentScene /* = true */)
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{
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enterScene(scene, nullptr, saveCurrentScene);
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}
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void e2d::EApp::enterScene(EScene * scene, ETransition * transition, bool saveCurrentScene /* = true */)
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void e2d::EApp::enterScene(EScene * scene, bool saveCurrentScene /* = true */, ETransition * transition /* = nullptr */)
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{
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scene->retain();
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// 保存下一场景的指针
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get()->m_pNextScene = scene;
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getInstance()->m_pNextScene = scene;
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// 切换场景时，是否保存当前场景
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if (get()->m_pCurrentScene)
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if (getInstance()->m_pCurrentScene)
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{
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get()->m_pCurrentScene->m_bWillSave = saveCurrentScene;
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getInstance()->m_pCurrentScene->m_bWillSave = saveCurrentScene;
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}
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// 设置切换场景动画
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if (transition)
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{
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get()->m_bTransitional = true;
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getInstance()->m_bTransitional = true;
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transition->_setTarget(
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get()->m_pCurrentScene,
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get()->m_pNextScene,
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get()->m_bTransitional
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getInstance()->m_pCurrentScene,
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getInstance()->m_pNextScene,
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getInstance()->m_bTransitional
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);
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}
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else
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{
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get()->m_bTransitional = false;
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getInstance()->m_bTransitional = false;
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}
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}
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@ -480,30 +480,30 @@ void e2d::EApp::backScene(ETransition * transition /* = nullptr */)
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if (s_SceneStack.size() == 0) return;
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// 从栈顶取出场景指针，作为下一场景
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get()->m_pNextScene = s_SceneStack.top();
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getInstance()->m_pNextScene = s_SceneStack.top();
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s_SceneStack.pop();
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// 返回上一场景时，不保存当前场景
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if (get()->m_pCurrentScene)
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if (getInstance()->m_pCurrentScene)
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{
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get()->m_pCurrentScene->m_bWillSave = false;
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getInstance()->m_pCurrentScene->m_bWillSave = false;
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}
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// 设置切换场景动画
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if (transition)
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{
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get()->m_bTransitional = true;
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getInstance()->m_bTransitional = true;
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transition->_setTarget(
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get()->m_pCurrentScene,
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get()->m_pNextScene,
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get()->m_bTransitional
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getInstance()->m_pCurrentScene,
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getInstance()->m_pNextScene,
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getInstance()->m_bTransitional
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);
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}
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else
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{
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// 把这个变量赋为 false，场景将在下一帧画面
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// 进行切换
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get()->m_bTransitional = false;
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getInstance()->m_bTransitional = false;
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}
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}
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@ -518,26 +518,32 @@ void e2d::EApp::clearScene()
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}
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}
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void e2d::EApp::setFPS(UINT32 fps)
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{
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fps = min(max(fps, 30), 120);
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s_pInstance->m_nAnimationInterval = 1000 / fps;
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}
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e2d::EScene * e2d::EApp::getCurrentScene()
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{
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return get()->m_pCurrentScene;
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return getInstance()->m_pCurrentScene;
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}
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void e2d::EApp::setAppName(const EString &appname)
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{
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get()->m_sAppName = appname;
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getInstance()->m_sAppName = appname;
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}
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e2d::EString e2d::EApp::getAppName()
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{
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if (get()->m_sAppName.empty())
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get()->m_sAppName = get()->m_sTitle;
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return get()->m_sAppName;
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if (getInstance()->m_sAppName.empty())
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getInstance()->m_sAppName = getInstance()->m_sTitle;
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return getInstance()->m_sAppName;
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}
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void e2d::EApp::setBkColor(UINT32 color)
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{
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get()->m_ClearColor = color;
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getInstance()->m_ClearColor = color;
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}
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void e2d::EApp::setKeyboardLayoutEnable(bool value)
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@ -581,17 +587,6 @@ void e2d::EApp::showWindow()
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ShowWindow(GetHWnd(), SW_SHOWNORMAL);
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}
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void e2d::EApp::quit()
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{
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// 这个变量将控制游戏是否结束
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get()->m_bEnd = true;
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}
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void e2d::EApp::end()
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{
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EApp::quit();
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}
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void e2d::EApp::_enterNextScene()
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{
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if (m_pNextScene == nullptr)
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@ -709,29 +704,27 @@ LRESULT e2d::EApp::WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam
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// 窗口激活消息
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case WM_ACTIVATE:
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{
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EScene * pCurrentScene = s_pInstance->getCurrentScene();
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if (LOWORD(wParam) == WA_INACTIVE)
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{
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if (s_pInstance->getCurrentScene() &&
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s_pInstance->getCurrentScene()->onInactive() &&
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if (pCurrentScene &&
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pCurrentScene->onInactive() &&
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s_pInstance->onInactive())
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{
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s_pInstance->m_bPaused = true;
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// 暂停音乐
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EMusicUtils::pauseAllMusics();
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}
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}
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else if (s_pInstance->m_bPaused)
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{
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if (s_pInstance->getCurrentScene() &&
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s_pInstance->getCurrentScene()->onActivate() &&
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if (pCurrentScene &&
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pCurrentScene->onActivate() &&
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s_pInstance->onActivate())
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{
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s_pInstance->m_bPaused = false;
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if (!s_pInstance->m_bManualPaused)
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{
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EApp::_updateTime();
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// 继续播放音乐
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EMusicUtils::resumeAllMusics();
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s_pInstance->_updateTime();
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}
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}
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}
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@ -742,17 +735,19 @@ LRESULT e2d::EApp::WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam
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// 窗口关闭消息
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case WM_CLOSE:
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{
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if (!s_pInstance->getCurrentScene())
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EScene * pCurrentScene = s_pInstance->getCurrentScene();
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if (pCurrentScene)
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{
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if (s_pInstance->onCloseWindow())
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if (pCurrentScene->onCloseWindow() &&
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s_pInstance->onCloseWindow())
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{
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DestroyWindow(hWnd);
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}
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}
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else
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{
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if (s_pInstance->getCurrentScene()->onCloseWindow() &&
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s_pInstance->onCloseWindow())
|
||||
if (s_pInstance->onCloseWindow())
|
||||
{
|
||||
DestroyWindow(hWnd);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -19,19 +19,18 @@ class ETransition;
|
|||
class EApp
|
||||
{
|
||||
public:
|
||||
EApp();
|
||||
|
||||
virtual ~EApp();
|
||||
// 获取程序实例
|
||||
static EApp * getInstance();
|
||||
|
||||
// 初始化游戏界面
|
||||
bool init(
|
||||
static bool init(
|
||||
const EString &title, /* 窗口标题 */
|
||||
UINT32 width, /* 窗口宽度 */
|
||||
UINT32 height /* 窗口高度 */
|
||||
);
|
||||
|
||||
// 初始化游戏界面
|
||||
bool init(
|
||||
static bool init(
|
||||
const EString &title, /* 窗口标题 */
|
||||
UINT32 width, /* 窗口宽度 */
|
||||
UINT32 height, /* 窗口高度 */
|
||||
|
|
@ -39,19 +38,7 @@ public:
|
|||
);
|
||||
|
||||
// 启动程序
|
||||
void run();
|
||||
|
||||
// 重写这个函数，它将在窗口激活时执行
|
||||
virtual bool onActivate();
|
||||
|
||||
// 重写这个函数，它将在窗口非激活时执行
|
||||
virtual bool onInactive();
|
||||
|
||||
// 重写这个函数，它将在关闭窗口时执行
|
||||
virtual bool onCloseWindow();
|
||||
|
||||
// 获取程序实例
|
||||
static EApp * get();
|
||||
static int run();
|
||||
|
||||
// 暂停游戏
|
||||
static void pause();
|
||||
|
|
@ -59,20 +46,14 @@ public:
|
|||
// 继续游戏
|
||||
static void resume();
|
||||
|
||||
// 游戏是否暂停
|
||||
static bool isPaused();
|
||||
// 结束游戏
|
||||
static void quit();
|
||||
|
||||
// 切换场景
|
||||
static void enterScene(
|
||||
EScene * scene, /* 下一个场景的指针 */
|
||||
bool saveCurrentScene = true /* 是否保存当前场景 */
|
||||
);
|
||||
|
||||
// 切换场景
|
||||
static void enterScene(
|
||||
EScene * scene, /* 下一个场景的指针 */
|
||||
ETransition * transition, /* 场景切换动画 */
|
||||
bool saveCurrentScene = true /* 是否保存当前场景 */
|
||||
bool saveCurrentScene = true, /* 是否保存当前场景 */
|
||||
ETransition * transition = nullptr /* 场景切换动画 */
|
||||
);
|
||||
|
||||
// 返回上一场景
|
||||
|
|
@ -94,11 +75,8 @@ public:
|
|||
bool show = true
|
||||
);
|
||||
|
||||
// 终止程序
|
||||
static void quit();
|
||||
|
||||
// 终止程序
|
||||
static void end();
|
||||
// 游戏是否暂停
|
||||
static bool isPaused();
|
||||
|
||||
// 获取窗口标题
|
||||
static EString getTitle();
|
||||
|
|
@ -155,7 +133,21 @@ public:
|
|||
UINT32 fps
|
||||
);
|
||||
|
||||
protected:
|
||||
public:
|
||||
// 重写这个函数，它将在窗口激活时执行
|
||||
virtual bool onActivate();
|
||||
|
||||
// 重写这个函数，它将在窗口非激活时执行
|
||||
virtual bool onInactive();
|
||||
|
||||
// 重写这个函数，它将在关闭窗口时执行
|
||||
virtual bool onCloseWindow();
|
||||
|
||||
private:
|
||||
EApp();
|
||||
|
||||
virtual ~EApp();
|
||||
|
||||
// 游戏主循环
|
||||
void _mainLoop();
|
||||
|
||||
|
|
@ -169,7 +161,7 @@ protected:
|
|||
void _enterNextScene();
|
||||
|
||||
// 刷新游戏时间
|
||||
static void _updateTime();
|
||||
void _updateTime();
|
||||
|
||||
// 窗口程序
|
||||
static LRESULT CALLBACK WndProc(
|
||||
|
|
@ -179,7 +171,7 @@ protected:
|
|||
LPARAM lParam
|
||||
);
|
||||
|
||||
protected:
|
||||
private:
|
||||
bool m_bEnd;
|
||||
bool m_bPaused;
|
||||
bool m_bManualPaused;
|
||||
|
|
|
|||
Loading…
Reference in New Issue