157 lines
2.8 KiB
C++
157 lines
2.8 KiB
C++
#include "..\e2dbase.h"
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#include "..\e2dtool.h"
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#include "..\e2dmanager.h"
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#pragma comment(lib, "dinput8.lib")
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e2d::Input::Input()
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: _directInput(false)
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, _keyboardDevice(false)
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, _mouseDevice(false)
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{
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CoInitialize(nullptr);
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ZeroMemory(_keyBuffer, sizeof(_keyBuffer));
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ZeroMemory(&_mouseState, sizeof(_mouseState));
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// 初始化接口对象
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HRESULT hr = DirectInput8Create(
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HINST_THISCOMPONENT,
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DIRECTINPUT_VERSION,
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IID_IDirectInput8,
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(void**)&_directInput,
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nullptr
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);
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}
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e2d::Input::~Input()
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{
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if (_keyboardDevice)
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_keyboardDevice->Unacquire();
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if (_mouseDevice)
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_mouseDevice->Unacquire();
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SafeRelease(_mouseDevice);
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SafeRelease(_keyboardDevice);
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SafeRelease(_directInput);
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CoUninitialize();
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}
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void e2d::Input::init(Window * window)
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{
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HWND hwnd = window->getHWnd();
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// 初始化键盘设备
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ThrowIfFailed(
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_directInput->CreateDevice(
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GUID_SysKeyboard,
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&_keyboardDevice,
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nullptr
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)
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);
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_keyboardDevice->SetCooperativeLevel(hwnd, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE);
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_keyboardDevice->SetDataFormat(&c_dfDIKeyboard);
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_keyboardDevice->Acquire();
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_keyboardDevice->Poll();
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// 初始化鼠标设备
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ThrowIfFailed(
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_directInput->CreateDevice(
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GUID_SysMouse,
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&_mouseDevice,
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nullptr
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)
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);
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_mouseDevice->SetCooperativeLevel(hwnd, DISCL_FOREGROUND | DISCL_NONEXCLUSIVE);
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_mouseDevice->SetDataFormat(&c_dfDIMouse);
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_mouseDevice->Acquire();
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_mouseDevice->Poll();
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}
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void e2d::Input::update()
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{
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if (_keyboardDevice)
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{
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HRESULT hr = _keyboardDevice->Poll();
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if (FAILED(hr))
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{
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hr = _keyboardDevice->Acquire();
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while (hr == DIERR_INPUTLOST)
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hr = _keyboardDevice->Acquire();
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}
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else
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{
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_keyboardDevice->GetDeviceState(sizeof(_keyBuffer), (void**)&_keyBuffer);
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}
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}
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if (_mouseDevice)
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{
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HRESULT hr = _mouseDevice->Poll();
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if (FAILED(hr))
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{
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hr = _mouseDevice->Acquire();
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while (hr == DIERR_INPUTLOST)
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hr = _mouseDevice->Acquire();
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}
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else
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{
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_mouseDevice->GetDeviceState(sizeof(_mouseState), (void**)&_mouseState);
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}
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}
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}
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bool e2d::Input::isDown(KeyCode key)
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{
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if (_keyBuffer[static_cast<int>(key)] & 0x80)
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return true;
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return false;
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}
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bool e2d::Input::isDown(MouseCode code)
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{
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if (_mouseState.rgbButtons[static_cast<int>(code)] & 0x80)
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return true;
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return false;
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}
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float e2d::Input::getMouseX()
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{
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return getMousePos().x;
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}
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float e2d::Input::getMouseY()
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{
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return getMousePos().y;
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}
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e2d::Point e2d::Input::getMousePos()
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{
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auto window = Game::getInstance()->getWindow();
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POINT mousePos;
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::GetCursorPos(&mousePos);
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::ScreenToClient(window->getHWnd(), &mousePos);
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float dpi = window->getDpi();
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return Point(mousePos.x * 96.f / dpi, mousePos.y * 96.f / dpi);
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}
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float e2d::Input::getMouseDeltaX()
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{
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return (float)_mouseState.lX;
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}
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float e2d::Input::getMouseDeltaY()
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{
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return (float)_mouseState.lY;
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}
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float e2d::Input::getMouseDeltaZ()
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{
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return (float)_mouseState.lZ;
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}
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