348 lines
7.0 KiB
C++
348 lines
7.0 KiB
C++
#include "..\ebase.h"
|
||
#include "..\emanagers.h"
|
||
#include <imm.h>
|
||
#pragma comment (lib ,"imm32.lib")
|
||
|
||
// 窗口句柄
|
||
static HWND s_HWnd = nullptr;
|
||
// 是否打开控制台
|
||
static bool s_bShowConsole = false;
|
||
|
||
|
||
bool e2d::Window::__init(const String & sTitle, UINT32 nWidth, UINT32 nHeight, LPCTSTR pIconID /*= nullptr*/)
|
||
{
|
||
if (!Window::__initMutex(sTitle))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
// 注册窗口类
|
||
WNDCLASSEX wcex = { 0 };
|
||
wcex.cbSize = sizeof(WNDCLASSEX);
|
||
wcex.style = CS_HREDRAW | CS_VREDRAW;
|
||
wcex.lpfnWndProc = Window::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"Easy2DApp";
|
||
// 设置程序图标
|
||
if (pIconID)
|
||
{
|
||
wcex.hIcon = (HICON)::LoadImage(
|
||
GetModuleHandle(NULL),
|
||
pIconID,
|
||
IMAGE_ICON,
|
||
0,
|
||
0,
|
||
LR_DEFAULTCOLOR | LR_CREATEDIBSECTION | LR_DEFAULTSIZE);
|
||
}
|
||
|
||
RegisterClassEx(&wcex);
|
||
|
||
// 因为 CreateWindow 函数使用的是像素大小，获取系统的 DPI 以使它
|
||
// 适应窗口缩放
|
||
float dpiX, dpiY;
|
||
|
||
// 工厂将返回当前的系统 DPI，这个值也将用来创建窗口
|
||
Renderer::getID2D1Factory()->GetDesktopDpi(&dpiX, &dpiY);
|
||
|
||
nWidth = static_cast<UINT>(ceil(nWidth * dpiX / 96.f));
|
||
nHeight = static_cast<UINT>(ceil(nHeight * dpiY / 96.f));
|
||
|
||
// 获取屏幕分辨率
|
||
UINT screenWidth = static_cast<UINT>(::GetSystemMetrics(SM_CXSCREEN));
|
||
UINT screenHeight = static_cast<UINT>(::GetSystemMetrics(SM_CYSCREEN));
|
||
// 当输入的窗口大小比分辨率大时，给出警告
|
||
WARN_IF(screenWidth < nWidth || screenHeight < nHeight, "The window is larger than screen!");
|
||
// 取最小值
|
||
nWidth = min(nWidth, screenWidth);
|
||
nHeight = min(nHeight, screenHeight);
|
||
|
||
// 创建窗口
|
||
s_HWnd = CreateWindow(
|
||
L"Easy2DApp",
|
||
sTitle,
|
||
WS_OVERLAPPED | WS_SYSMENU | WS_MINIMIZEBOX,
|
||
0, 0, nWidth, nHeight,
|
||
NULL,
|
||
NULL,
|
||
HINST_THISCOMPONENT,
|
||
NULL
|
||
);
|
||
|
||
HRESULT hr = s_HWnd ? S_OK : E_FAIL;
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
// 禁用输入法
|
||
Window::setTypewritingEnable(false);
|
||
// 查找是否存在控制台
|
||
HWND hwnd = ::GetConsoleWindow();
|
||
if (hwnd)
|
||
{
|
||
// 禁用控制台关闭按钮
|
||
HMENU hmenu = ::GetSystemMenu(hwnd, FALSE);
|
||
::RemoveMenu(hmenu, SC_CLOSE, MF_BYCOMMAND);
|
||
// 默认隐藏控制台
|
||
if (!s_bShowConsole)
|
||
{
|
||
::ShowWindow(hwnd, SW_HIDE);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
UnregisterClass(L"Easy2DApp", HINST_THISCOMPONENT);
|
||
}
|
||
|
||
if (FAILED(hr))
|
||
{
|
||
MessageBox(nullptr, L"Create Window Failed!", L"Error", MB_OK);
|
||
}
|
||
|
||
return SUCCEEDED(hr);
|
||
}
|
||
|
||
bool e2d::Window::__initMutex(const String & sTitle)
|
||
{
|
||
// 创建进程互斥体
|
||
HANDLE m_hMutex = ::CreateMutex(NULL, TRUE, L"Easy2DApp-" + sTitle);
|
||
|
||
if (m_hMutex == nullptr)
|
||
{
|
||
WARN_IF(true, "CreateMutex Failed!");
|
||
return true;
|
||
}
|
||
|
||
// 如果程序已经存在并且正在运行
|
||
if (::GetLastError() == ERROR_ALREADY_EXISTS)
|
||
{
|
||
// 获取窗口句柄
|
||
HWND hProgramWnd = ::FindWindow(L"Easy2DApp", sTitle);
|
||
if (hProgramWnd)
|
||
{
|
||
// 获取窗口显示状态
|
||
WINDOWPLACEMENT wpm;
|
||
::GetWindowPlacement(hProgramWnd, &wpm);
|
||
// 将运行的程序窗口还原成正常状态
|
||
wpm.showCmd = SW_SHOW;
|
||
::SetWindowPlacement(hProgramWnd, &wpm);
|
||
::SetWindowPos(hProgramWnd, HWND_TOP, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
|
||
}
|
||
|
||
// 关闭进程互斥体
|
||
CloseHandle(m_hMutex);
|
||
m_hMutex = nullptr;
|
||
return false;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
void e2d::Window::__uninit()
|
||
{
|
||
// 关闭控制台
|
||
if (::GetConsoleWindow())
|
||
{
|
||
::FreeConsole();
|
||
}
|
||
// 关闭窗口
|
||
DestroyWindow(s_HWnd);
|
||
s_HWnd = nullptr;
|
||
}
|
||
|
||
void e2d::Window::__poll()
|
||
{
|
||
static MSG msg;
|
||
|
||
while (::PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
|
||
{
|
||
::TranslateMessage(&msg);
|
||
::DispatchMessage(&msg);
|
||
}
|
||
}
|
||
|
||
double e2d::Window::getWidth()
|
||
{
|
||
return Renderer::getRenderTarget()->GetSize().width;
|
||
}
|
||
|
||
double e2d::Window::getHeight()
|
||
{
|
||
return Renderer::getRenderTarget()->GetSize().height;
|
||
}
|
||
|
||
e2d::Size e2d::Window::getSize()
|
||
{
|
||
D2D1_SIZE_F size = Renderer::getRenderTarget()->GetSize();
|
||
return Size(size.width, size.height);
|
||
}
|
||
|
||
HWND e2d::Window::getHWnd()
|
||
{
|
||
return s_HWnd;
|
||
}
|
||
|
||
void e2d::Window::setSize(UINT32 width, UINT32 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(s_HWnd, &rcWindow);
|
||
// 获取客户区大小
|
||
tagRECT rcClient;
|
||
::GetClientRect(s_HWnd, &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(s_HWnd, (screenWidth - width) / 2, (screenHeight - height) / 2, width, height, TRUE);
|
||
}
|
||
|
||
void e2d::Window::setTitle(const String &title)
|
||
{
|
||
// 设置窗口标题
|
||
::SetWindowText(s_HWnd, title);
|
||
}
|
||
|
||
e2d::String e2d::Window::getTitle()
|
||
{
|
||
wchar_t wszTitle[MAX_PATH] = { 0 };
|
||
::GetWindowText(s_HWnd, wszTitle, MAX_PATH);
|
||
return wszTitle;
|
||
}
|
||
|
||
void e2d::Window::showConsole(bool show /* = true */)
|
||
{
|
||
s_bShowConsole = show;
|
||
// 查找已存在的控制台句柄
|
||
HWND hwnd = ::GetConsoleWindow();
|
||
// 关闭控制台
|
||
if (show)
|
||
{
|
||
if (hwnd)
|
||
{
|
||
::ShowWindow(hwnd, SW_SHOWNORMAL);
|
||
}
|
||
else
|
||
{
|
||
// 显示一个新控制台
|
||
if (::AllocConsole())
|
||
{
|
||
hwnd = ::GetConsoleWindow();
|
||
// 重定向输入输出
|
||
FILE * stdoutStream, * stdinStream, * stderrStream;
|
||
freopen_s(&stdoutStream, "conout$", "w+t", stdout);
|
||
freopen_s(&stdinStream, "conin$", "r+t", stdin);
|
||
freopen_s(&stderrStream, "conout$", "w+t", stderr);
|
||
// 禁用控制台关闭按钮
|
||
HMENU hmenu = ::GetSystemMenu(hwnd, FALSE);
|
||
::RemoveMenu(hmenu, SC_CLOSE, MF_BYCOMMAND);
|
||
}
|
||
else
|
||
{
|
||
MessageBox(nullptr, L"Alloc Console Failed!", L"Error", MB_OK);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (hwnd)
|
||
{
|
||
::ShowWindow(hwnd, SW_HIDE);
|
||
}
|
||
}
|
||
}
|
||
|
||
void e2d::Window::setTypewritingEnable(bool bEnable)
|
||
{
|
||
static HIMC hImc = nullptr;
|
||
|
||
if (bEnable)
|
||
{
|
||
if (hImc != nullptr)
|
||
{
|
||
::ImmAssociateContext(Window::getHWnd(), hImc);
|
||
hImc = nullptr;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (hImc == nullptr)
|
||
{
|
||
hImc = ::ImmAssociateContext(Window::getHWnd(), nullptr);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
LRESULT e2d::Window::WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
|
||
{
|
||
LRESULT result = 0;
|
||
|
||
switch (message)
|
||
{
|
||
// 处理窗口大小变化消息
|
||
case WM_SIZE:
|
||
{
|
||
UINT width = LOWORD(lParam);
|
||
UINT height = HIWORD(lParam);
|
||
// 如果程序接收到一个 WM_SIZE 消息，这个方法将调整渲染
|
||
// 目标适当。它可能会调用失败，但是这里可以忽略有可能的
|
||
// 错误，因为这个错误将在下一次调用 EndDraw 时产生
|
||
Renderer::getRenderTarget()->Resize(D2D1::SizeU(width, height));
|
||
}
|
||
break;
|
||
|
||
// 处理分辨率变化消息
|
||
case WM_DISPLAYCHANGE:
|
||
{
|
||
// 重绘客户区
|
||
InvalidateRect(hWnd, NULL, FALSE);
|
||
}
|
||
result = 0;
|
||
break;
|
||
|
||
// 重绘窗口
|
||
case WM_PAINT:
|
||
{
|
||
e2d::Renderer::__render();
|
||
ValidateRect(hWnd, NULL);
|
||
}
|
||
result = 0;
|
||
break;
|
||
|
||
// 窗口关闭消息
|
||
case WM_CLOSE:
|
||
{
|
||
e2d::Scene * pCurrentScene = e2d::SceneManager::getCurrentScene();
|
||
if (!pCurrentScene || pCurrentScene->onCloseWindow())
|
||
{
|
||
e2d::Game::quit();
|
||
DestroyWindow(hWnd);
|
||
}
|
||
}
|
||
result = 0;
|
||
break;
|
||
|
||
case WM_DESTROY:
|
||
{
|
||
PostQuitMessage(0);
|
||
}
|
||
result = 1;
|
||
break;
|
||
|
||
default:
|
||
{
|
||
result = DefWindowProc(hWnd, message, wParam, lParam);
|
||
}
|
||
|
||
}
|
||
|
||
return result;
|
||
} |