4e42229bdd
git-subtree-dir: external/gainput git-subtree-split: 2be0a50089eafcc6fccb66142180082e48f27f4c
136 lines
2.8 KiB
C++
136 lines
2.8 KiB
C++
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#ifndef GAINPUTINPUTDEVICEMOUSEWIN_H_
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#define GAINPUTINPUTDEVICEMOUSEWIN_H_
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#include "GainputInputDeviceMouseImpl.h"
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#include <gainput/GainputHelpers.h>
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#include "../GainputWindows.h"
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namespace gainput
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{
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class InputDeviceMouseImplWin : public InputDeviceMouseImpl
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{
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public:
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InputDeviceMouseImplWin(InputManager& manager, InputDevice& device, InputState& state, InputState& previousState) :
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manager_(manager),
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device_(device),
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state_(&state),
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previousState_(&previousState),
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nextState_(manager.GetAllocator(), MouseButtonCount + MouseAxisCount),
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delta_(0)
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{
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}
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InputDevice::DeviceVariant GetVariant() const
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{
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return InputDevice::DV_STANDARD;
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}
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void Update(InputDeltaState* delta)
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{
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delta_ = delta;
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// Reset mouse wheel buttons
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HandleButton(device_, nextState_, delta_, MouseButton3, false);
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HandleButton(device_, nextState_, delta_, MouseButton4, false);
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*state_ = nextState_;
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}
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void HandleMessage(const MSG& msg)
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{
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GAINPUT_ASSERT(state_);
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GAINPUT_ASSERT(previousState_);
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DeviceButtonId buttonId;
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bool pressed = false;
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bool moveMessage = false;
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int ax = -1;
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int ay = -1;
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switch (msg.message)
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{
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case WM_LBUTTONDOWN:
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buttonId = MouseButtonLeft;
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pressed = true;
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break;
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case WM_LBUTTONUP:
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buttonId = MouseButtonLeft;
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pressed = false;
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break;
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case WM_RBUTTONDOWN:
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buttonId = MouseButtonRight;
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pressed = true;
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break;
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case WM_RBUTTONUP:
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buttonId = MouseButtonRight;
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pressed = false;
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break;
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case WM_MBUTTONDOWN:
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buttonId = MouseButtonMiddle;
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pressed = true;
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break;
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case WM_MBUTTONUP:
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buttonId = MouseButtonMiddle;
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pressed = false;
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break;
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case WM_XBUTTONDOWN:
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buttonId = MouseButton4 + GET_XBUTTON_WPARAM(msg.wParam);
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pressed = true;
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break;
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case WM_XBUTTONUP:
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buttonId = MouseButton4 + GET_XBUTTON_WPARAM(msg.wParam);
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pressed = false;
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break;
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case WM_MOUSEMOVE:
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moveMessage = true;
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ax = GET_X_LPARAM(msg.lParam);
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ay = GET_Y_LPARAM(msg.lParam);
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break;
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case WM_MOUSEWHEEL:
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{
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int wheel = GET_WHEEL_DELTA_WPARAM(msg.wParam);
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if (wheel < 0)
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{
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buttonId = MouseButton4;
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pressed = true;
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}
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else if (wheel > 0)
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{
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buttonId = MouseButton3;
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pressed = true;
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}
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break;
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}
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default: // Non-mouse message
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return;
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}
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if (moveMessage)
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{
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float x = float(ax)/float(manager_.GetDisplayWidth());
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float y = float(ay)/float(manager_.GetDisplayHeight());
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HandleAxis(device_, nextState_, delta_, MouseAxisX, x);
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HandleAxis(device_, nextState_, delta_, MouseAxisY, y);
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}
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else
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{
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HandleButton(device_, nextState_, delta_, buttonId, pressed);
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}
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}
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private:
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InputManager& manager_;
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InputDevice& device_;
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InputState* state_;
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InputState* previousState_;
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InputState nextState_;
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InputDeltaState* delta_;
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};
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}
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#endif
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