657 lines
14 KiB
C++
657 lines
14 KiB
C++
#include "..\ebase.h"
|
|
#include "..\Win\winbase.h"
|
|
#include "..\emsg.h"
|
|
#include "..\etools.h"
|
|
#include <stack>
|
|
#include <chrono>
|
|
#include <thread>
|
|
using namespace std::chrono;
|
|
using namespace std::this_thread;
|
|
|
|
|
|
#ifndef HINST_THISCOMPONENT
|
|
EXTERN_C IMAGE_DOS_HEADER __ImageBase;
|
|
#define HINST_THISCOMPONENT ((HINSTANCE)&__ImageBase)
|
|
#endif
|
|
|
|
|
|
e2d::EApp * s_pInstance = nullptr;
|
|
std::stack<e2d::EScene*> s_SceneStack;
|
|
|
|
e2d::EApp::EApp()
|
|
: m_bRunning(false)
|
|
, m_ClearColor(EColor::Black)
|
|
, m_bSaveScene(true)
|
|
, m_pCurrentScene(nullptr)
|
|
, m_pNextScene(nullptr)
|
|
{
|
|
s_pInstance = this; // 保存实例对象
|
|
}
|
|
|
|
e2d::EApp::~EApp()
|
|
{
|
|
SafeReleaseInterface(&GetFactory());
|
|
SafeReleaseInterface(&GetRenderTarget());
|
|
}
|
|
|
|
e2d::EApp * e2d::EApp::get()
|
|
{
|
|
ASSERT(s_pInstance != nullptr, "Nonexistent EApp instance.");
|
|
return s_pInstance; // 获取 EApp 的唯一实例
|
|
}
|
|
|
|
bool e2d::EApp::init(e2d::EString title, e2d::ESize size, bool bShowConsole /* = false */)
|
|
{
|
|
return init(title, size.cx, size.cy, bShowConsole);
|
|
}
|
|
#include <iostream>
|
|
bool e2d::EApp::init(e2d::EString title, UINT32 width, UINT32 height, bool bShowConsole /* = false */)
|
|
{
|
|
HRESULT hr;
|
|
hr = CoInitialize(NULL);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// 关闭控制台
|
|
if (bShowConsole)
|
|
{
|
|
// 查找是否已经存在控制台
|
|
if (!GetConsoleWindow())
|
|
{
|
|
// 显示一个新控制台
|
|
if (AllocConsole())
|
|
{
|
|
FILE *stream;
|
|
freopen_s(&stream, "CONOUT$", "w+t", stdout);
|
|
freopen_s(&stream, "CONOUT$", "w+t", stderr);
|
|
freopen_s(&stream, "CONIN$", "r+t", stdin);
|
|
}
|
|
else
|
|
{
|
|
MessageBox(nullptr, L"Alloc Console Failed!", L"Error", MB_OK);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FreeConsole();
|
|
}
|
|
|
|
// 初始化 device-indpendent 资源
|
|
// 比如 Direct2D factory.
|
|
hr = _createDeviceIndependentResources();
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// 注册窗口类
|
|
WNDCLASSEX wcex = { sizeof(WNDCLASSEX) };
|
|
wcex.style = CS_HREDRAW | CS_VREDRAW;
|
|
wcex.lpfnWndProc = EApp::WndProc;
|
|
wcex.cbClsExtra = 0;
|
|
wcex.cbWndExtra = sizeof(LONG_PTR);
|
|
wcex.hInstance = HINST_THISCOMPONENT;
|
|
wcex.hbrBackground = NULL;
|
|
wcex.lpszMenuName = NULL;
|
|
wcex.hCursor = LoadCursor(NULL, IDI_APPLICATION);
|
|
wcex.lpszClassName = L"E2DApp";
|
|
|
|
RegisterClassEx(&wcex);
|
|
|
|
|
|
// Because the CreateWindow function takes its size in pixels,
|
|
// obtain the system DPI and use it to scale the window size.
|
|
FLOAT dpiX, dpiY;
|
|
|
|
// The factory returns the current system DPI. This is also the value it will use
|
|
// to create its own windows.
|
|
GetFactory()->GetDesktopDpi(&dpiX, &dpiY);
|
|
|
|
m_sTitle = title;
|
|
|
|
// Create the window.
|
|
GetHWnd() = CreateWindow(
|
|
L"E2DApp",
|
|
m_sTitle.c_str(),
|
|
WS_OVERLAPPEDWINDOW | CS_DBLCLKS,
|
|
CW_USEDEFAULT,
|
|
CW_USEDEFAULT,
|
|
static_cast<UINT>(ceil(width * dpiX / 96.f)),
|
|
static_cast<UINT>(ceil(height * dpiY / 96.f)),
|
|
NULL,
|
|
NULL,
|
|
HINST_THISCOMPONENT,
|
|
this
|
|
);
|
|
|
|
hr = GetHWnd() ? S_OK : E_FAIL;
|
|
if (FAILED(hr))
|
|
{
|
|
UnregisterClass(L"E2DApp", HINST_THISCOMPONENT);
|
|
MessageBox(nullptr, L"Create Window Failed!", L"Error", MB_OK);
|
|
}
|
|
else
|
|
{
|
|
// 获取屏幕分辨率
|
|
int screenWidth = GetSystemMetrics(SM_CXSCREEN);
|
|
int screenHeight = GetSystemMetrics(SM_CYSCREEN);
|
|
// 获取窗口大小（包含菜单栏）
|
|
tagRECT rcWindow;
|
|
GetWindowRect(GetHWnd(), &rcWindow);
|
|
// 修改窗口大小，并设置窗口在屏幕居中
|
|
MoveWindow(
|
|
GetHWnd(),
|
|
(screenWidth - (rcWindow.right - rcWindow.left)) / 2,
|
|
(screenHeight - (rcWindow.bottom - rcWindow.top)) / 2,
|
|
(rcWindow.right - rcWindow.left),
|
|
(rcWindow.bottom - rcWindow.top),
|
|
FALSE
|
|
);
|
|
}
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
MessageBox(nullptr, L"Initialize Failed!", L"Error", MB_OK);
|
|
}
|
|
|
|
return SUCCEEDED(hr);
|
|
}
|
|
|
|
// 运行游戏
|
|
void e2d::EApp::run()
|
|
{
|
|
ASSERT(m_pNextScene != nullptr, "Next scene NULL pointer exception.");
|
|
// 进入第一个场景
|
|
_enterNextScene();
|
|
// 显示窗口
|
|
ShowWindow(GetHWnd(), SW_SHOWNORMAL);
|
|
UpdateWindow(GetHWnd());
|
|
// 运行游戏
|
|
m_bRunning = true;
|
|
|
|
MSG msg;
|
|
|
|
while (m_bRunning)
|
|
{
|
|
if (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE))
|
|
{
|
|
// 处理窗口消息
|
|
if (msg.message == WM_QUIT)
|
|
{
|
|
m_bRunning = false;
|
|
break;
|
|
}
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
else
|
|
{
|
|
// 执行主循环
|
|
_mainLoop();
|
|
}
|
|
}
|
|
// 游戏结束后再执行一次循环
|
|
_onControl();
|
|
// 释放所有内存占用
|
|
free();
|
|
}
|
|
|
|
void e2d::EApp::_mainLoop()
|
|
{
|
|
static steady_clock::time_point nNow;
|
|
static steady_clock::time_point nLast = steady_clock::now();
|
|
// 帧间隔
|
|
static LONGLONG nAnimationInterval = 17LL;
|
|
// 时间间隔
|
|
static LONGLONG nInterval = 0LL;
|
|
// 挂起时长
|
|
static LONGLONG nWaitMS = 0L;
|
|
|
|
// 刷新计时
|
|
nNow = steady_clock::now();
|
|
// 计算时间间隔
|
|
nInterval = duration_cast<milliseconds>(nNow - nLast).count();
|
|
// 判断间隔时间是否足够
|
|
if (nInterval >= nAnimationInterval)
|
|
{
|
|
// 记录当前时间
|
|
nLast = nNow;
|
|
// 执行游戏控制
|
|
_onControl();
|
|
// 刷新游戏画面
|
|
_onRender();
|
|
}
|
|
else
|
|
{
|
|
// 计算挂起时长
|
|
nWaitMS = nAnimationInterval - nInterval - 1;
|
|
// 挂起线程，释放 CPU 占用
|
|
if (nWaitMS > 1LL)
|
|
{
|
|
std::this_thread::sleep_for(milliseconds(nWaitMS));
|
|
}
|
|
}
|
|
}
|
|
|
|
void e2d::EApp::_onControl()
|
|
{
|
|
// 下一场景指针不为空时，切换场景
|
|
if (m_pNextScene)
|
|
{
|
|
// 进入下一场景
|
|
_enterNextScene();
|
|
}
|
|
// 断言当前场景非空
|
|
ASSERT(m_pCurrentScene != nullptr, "Current scene NULL pointer exception.");
|
|
|
|
//Timer::__exec(); // 定时器执行程序
|
|
//ActionManager::__exec(); // 动作管理器执行程序
|
|
EObjectManager::__flush(); // 刷新内存池
|
|
}
|
|
|
|
// This method discards device-specific
|
|
// resources if the Direct3D device dissapears during execution and
|
|
// recreates the resources the next time it's invoked.
|
|
void e2d::EApp::_onRender()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
hr = _createDeviceResources();
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
GetRenderTarget()->BeginDraw();
|
|
|
|
GetRenderTarget()->SetTransform(D2D1::Matrix3x2F::Identity());
|
|
|
|
GetRenderTarget()->Clear(D2D1::ColorF(m_ClearColor));
|
|
|
|
m_pCurrentScene->_onRender(); // 绘制当前场景
|
|
|
|
hr = GetRenderTarget()->EndDraw();
|
|
}
|
|
|
|
if (hr == D2DERR_RECREATE_TARGET)
|
|
{
|
|
hr = S_OK;
|
|
_discardDeviceResources();
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
|
|
void e2d::EApp::setWindowSize(int width, int height)
|
|
{
|
|
// 获取屏幕分辨率
|
|
int screenWidth = GetSystemMetrics(SM_CXSCREEN);
|
|
int screenHeight = GetSystemMetrics(SM_CYSCREEN);
|
|
// 获取窗口大小（包含菜单栏）
|
|
tagRECT rcWindow;
|
|
GetWindowRect(GetHWnd(), &rcWindow);
|
|
// 获取客户区大小
|
|
tagRECT rcClient;
|
|
GetClientRect(GetHWnd(), &rcClient);
|
|
// 计算边框大小
|
|
width += (rcWindow.right - rcWindow.left) - (rcClient.right - rcClient.left);
|
|
height += (rcWindow.bottom - rcWindow.top) - (rcClient.bottom - rcClient.top);
|
|
// 修改窗口大小，并设置窗口在屏幕居中
|
|
MoveWindow(GetHWnd(), (screenWidth - width) / 2, (screenHeight - height) / 2, width, height, TRUE);
|
|
}
|
|
|
|
void e2d::EApp::setWindowSize(e2d::ESize size)
|
|
{
|
|
setWindowSize(size.cx, size.cy);
|
|
}
|
|
|
|
void e2d::EApp::setWindowTitle(e2d::EString title)
|
|
{
|
|
// 设置窗口标题
|
|
SetWindowText(GetHWnd(), title.c_str());
|
|
// 保存当前标题，用于修改窗口大小时恢复标题
|
|
get()->m_sTitle = title;
|
|
}
|
|
|
|
e2d::EString e2d::EApp::getTitle()
|
|
{
|
|
return get()->m_sTitle;
|
|
}
|
|
|
|
e2d::ESize e2d::EApp::getSize()
|
|
{
|
|
return e2d::ESize(GetRenderTarget()->GetPixelSize().width, GetRenderTarget()->GetPixelSize().height);
|
|
}
|
|
|
|
UINT32 e2d::EApp::getWidth()
|
|
{
|
|
return GetRenderTarget()->GetPixelSize().width;
|
|
}
|
|
|
|
UINT32 e2d::EApp::getHeight()
|
|
{
|
|
return GetRenderTarget()->GetPixelSize().height;
|
|
}
|
|
|
|
void e2d::EApp::enterScene(EScene * scene, bool save /* = true */)
|
|
{
|
|
// 保存下一场景的指针
|
|
get()->m_pNextScene = scene;
|
|
// 切换场景时，是否保存当前场景
|
|
get()->m_bSaveScene = save;
|
|
}
|
|
|
|
void e2d::EApp::backScene()
|
|
{
|
|
// 从栈顶取出场景指针，作为下一场景
|
|
get()->m_pNextScene = s_SceneStack.top();
|
|
// 不保存当前场景
|
|
get()->m_bSaveScene = false;
|
|
}
|
|
|
|
void e2d::EApp::clearScene()
|
|
{
|
|
// 清空场景栈
|
|
while (s_SceneStack.size())
|
|
{
|
|
auto temp = s_SceneStack.top();
|
|
SafeDelete(&temp);
|
|
s_SceneStack.pop();
|
|
}
|
|
}
|
|
|
|
e2d::EScene * e2d::EApp::getCurrentScene()
|
|
{
|
|
return get()->m_pCurrentScene;
|
|
}
|
|
|
|
void e2d::EApp::setAppName(e2d::EString appname)
|
|
{
|
|
s_pInstance->m_sAppName = appname;
|
|
}
|
|
|
|
e2d::EString e2d::EApp::getAppName()
|
|
{
|
|
return s_pInstance->m_sAppName;
|
|
}
|
|
|
|
void e2d::EApp::setBkColor(EColor::Enum color)
|
|
{
|
|
get()->m_ClearColor = color;
|
|
}
|
|
|
|
void e2d::EApp::close()
|
|
{
|
|
ShowWindow(GetHWnd(), SW_HIDE);
|
|
}
|
|
|
|
void e2d::EApp::show()
|
|
{
|
|
ShowWindow(GetHWnd(), SW_NORMAL);
|
|
}
|
|
|
|
void e2d::EApp::free()
|
|
{
|
|
// 释放场景内存
|
|
SafeDelete(&get()->m_pCurrentScene);
|
|
SafeDelete(&get()->m_pNextScene);
|
|
// 清空场景栈
|
|
while (s_SceneStack.size())
|
|
{
|
|
auto temp = s_SceneStack.top();
|
|
SafeDelete(&temp);
|
|
s_SceneStack.pop();
|
|
}
|
|
// 删除所有定时器、监听器
|
|
//Timer::clearAllTimers();
|
|
EMsgManager::clearAllKeyboardListeners();
|
|
EMsgManager::clearAllMouseListeners();
|
|
//ActionManager::clearAllActions();
|
|
// 删除所有对象
|
|
EObjectManager::clearAllObjects();
|
|
}
|
|
|
|
void e2d::EApp::quit()
|
|
{
|
|
get()->m_bRunning = false;
|
|
}
|
|
|
|
void e2d::EApp::end()
|
|
{
|
|
get()->m_bRunning = false;
|
|
}
|
|
|
|
void e2d::EApp::_enterNextScene()
|
|
{
|
|
// 若下一场景处于栈顶，说明正在返回上一场景
|
|
if (s_SceneStack.size() && m_pNextScene == s_SceneStack.top())
|
|
{
|
|
// 返回上一场景时，恢复场景上的定时器
|
|
//Timer::notifyAllSceneTimers(m_pNextScene);
|
|
EMsgManager::notifyAllListenersBindWithScene(m_pNextScene);
|
|
//ActionManager::notifyAllSceneActions(m_pNextScene);
|
|
// 删除栈顶场景
|
|
s_SceneStack.pop();
|
|
}
|
|
|
|
// 执行当前场景的 onExit 函数
|
|
if (m_pCurrentScene)
|
|
{
|
|
m_pCurrentScene->onExit();
|
|
if (m_bSaveScene)
|
|
{
|
|
// 若要保存当前场景，把它放入栈中
|
|
s_SceneStack.push(m_pCurrentScene);
|
|
// 暂停当前场景上运行的所有定时器
|
|
//Timer::waitAllSceneTimers(m_pCurrentScene);
|
|
EMsgManager::waitAllListenersBindWithScene(m_pCurrentScene);
|
|
//ActionManager::waitAllSceneActions(m_pCurrentScene);
|
|
}
|
|
else
|
|
{
|
|
// 不保存场景时，停止当前场景上运行的所有定时器，并删除当前场景
|
|
//Timer::clearAllSceneTimers(m_pCurrentScene);
|
|
EMsgManager::clearAllListenersBindWithScene(m_pCurrentScene);
|
|
//ActionManager::stopAllSceneActions(m_pCurrentScene);
|
|
SafeDelete(&m_pCurrentScene);
|
|
}
|
|
}
|
|
|
|
m_pNextScene->onEnter(); // 执行下一场景的 onEnter 函数
|
|
|
|
m_pCurrentScene = m_pNextScene; // 切换场景
|
|
m_pNextScene = nullptr; // 下一场景置空
|
|
}
|
|
|
|
// Creates resources that are not bound to a particular device.
|
|
// Their lifetime effectively extends for the duration of the
|
|
// application.
|
|
HRESULT e2d::EApp::_createDeviceIndependentResources()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
// Create a Direct2D factory.
|
|
hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, &GetFactory());
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
MessageBox(nullptr, L"Create Device Independent Resources Failed!", L"Error", MB_OK);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
// Creates resources that are bound to a particular
|
|
// Direct3D device. These resources need to be recreated
|
|
// if the Direct3D device dissapears, such as when the isVisiable
|
|
// changes, the window is remoted, etc.
|
|
HRESULT e2d::EApp::_createDeviceResources()
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (!GetRenderTarget())
|
|
{
|
|
RECT rc;
|
|
GetClientRect(GetHWnd(), &rc);
|
|
|
|
D2D1_SIZE_U size = D2D1::SizeU(
|
|
rc.right - rc.left,
|
|
rc.bottom - rc.top
|
|
);
|
|
|
|
// Create a Direct2D render target.
|
|
hr = GetFactory()->CreateHwndRenderTarget(
|
|
D2D1::RenderTargetProperties(),
|
|
D2D1::HwndRenderTargetProperties(GetHWnd(), size),
|
|
&GetRenderTarget()
|
|
);
|
|
}
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
MessageBox(nullptr, L"Create Device Resources Failed!", L"Error", MB_OK);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
// Discards device-dependent resources. These resources must be
|
|
// recreated when the Direct3D device is lost.
|
|
void e2d::EApp::_discardDeviceResources()
|
|
{
|
|
SafeReleaseInterface(&GetRenderTarget());
|
|
}
|
|
|
|
// If the application receives a WM_SIZE message, this method
|
|
// re2d::ESizes the render target appropriately.
|
|
void e2d::EApp::_onResize(UINT width, UINT height)
|
|
{
|
|
if (GetRenderTarget())
|
|
{
|
|
// Note: This method can fail, but it's okay to ignore the
|
|
// error here, because the error will be returned again
|
|
// the next time EndDraw is called.
|
|
GetRenderTarget()->Resize(D2D1::SizeU(width, height));
|
|
}
|
|
}
|
|
|
|
// Handles window messages.
|
|
LRESULT e2d::EApp::WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
LRESULT result = 0;
|
|
|
|
if (message == WM_CREATE)
|
|
{
|
|
LPCREATESTRUCT pcs = (LPCREATESTRUCT)lParam;
|
|
e2d::EApp *pEApp = (e2d::EApp *)pcs->lpCreateParams;
|
|
|
|
::SetWindowLongPtrW(
|
|
hWnd,
|
|
GWLP_USERDATA,
|
|
PtrToUlong(pEApp)
|
|
);
|
|
|
|
result = 1;
|
|
}
|
|
else
|
|
{
|
|
e2d::EApp *pEApp = reinterpret_cast<e2d::EApp *>(static_cast<LONG_PTR>(
|
|
::GetWindowLongPtrW(
|
|
hWnd,
|
|
GWLP_USERDATA
|
|
)));
|
|
|
|
bool wasHandled = false;
|
|
|
|
if (pEApp)
|
|
{
|
|
switch (message)
|
|
{
|
|
/*case WM_ACTIVATE:
|
|
{
|
|
if (LOWORD(wParam) == WA_INACTIVE)
|
|
{
|
|
MSG msg;
|
|
do
|
|
{
|
|
GetMessage(&msg, nullptr, 0, 0);
|
|
} while (msg.wParam != WA_ACTIVE);
|
|
}
|
|
}*/
|
|
case WM_LBUTTONUP:
|
|
case WM_LBUTTONDOWN:
|
|
case WM_LBUTTONDBLCLK:
|
|
case WM_MBUTTONUP:
|
|
case WM_MBUTTONDOWN:
|
|
case WM_MBUTTONDBLCLK:
|
|
case WM_RBUTTONUP:
|
|
case WM_RBUTTONDOWN:
|
|
case WM_RBUTTONDBLCLK:
|
|
case WM_MOUSEMOVE:
|
|
case WM_MOUSEWHEEL:
|
|
{
|
|
EMsgManager::MouseProc(message, wParam, lParam);
|
|
}
|
|
result = 0;
|
|
break;
|
|
|
|
case WM_KEYDOWN:
|
|
case WM_KEYUP:
|
|
{
|
|
EMsgManager::KeyboardProc(message, wParam, lParam);
|
|
}
|
|
result = 0;
|
|
break;
|
|
|
|
case WM_SIZE:
|
|
{
|
|
UINT width = LOWORD(lParam);
|
|
UINT height = HIWORD(lParam);
|
|
pEApp->_onResize(width, height);
|
|
}
|
|
result = 0;
|
|
wasHandled = true;
|
|
break;
|
|
|
|
case WM_DISPLAYCHANGE:
|
|
{
|
|
InvalidateRect(hWnd, NULL, FALSE);
|
|
}
|
|
result = 0;
|
|
wasHandled = true;
|
|
break;
|
|
|
|
case WM_PAINT:
|
|
{
|
|
pEApp->_onRender();
|
|
ValidateRect(hWnd, NULL);
|
|
}
|
|
result = 0;
|
|
wasHandled = true;
|
|
break;
|
|
|
|
case WM_DESTROY:
|
|
{
|
|
if (GetConsoleWindow())
|
|
{
|
|
FreeConsole();
|
|
}
|
|
PostQuitMessage(0);
|
|
}
|
|
result = 1;
|
|
wasHandled = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!wasHandled)
|
|
{
|
|
result = DefWindowProc(hWnd, message, wParam, lParam);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|