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#include "InputEvent.h"
#ifdef GAMELAB_EDITOR
#include "Editor/GUI/WindowUtil.h"
#endif
static Vector2f GetInputMousePosition(HWND window)
{
#if GAMELAB_EDITOR
POINT mousePos;
::GetCursorPos(&mousePos);
::ScreenToClient(window, &mousePos);
int offsetX = 0, offsetY = 0;
HWND offsetWindow;
WindowUtil::GetEditorMouseOffset(&offsetX, &offsetY, &offsetWindow);
if (offsetWindow == window)
{
mousePos.x += offsetX;
mousePos.y += offsetY;
}
return Vector2f(mousePos.x, mousePos.y);
#else
//return GetInputManager().GetMousePosition();
#endif
}
InputEvent::InputEvent(UINT message, WPARAM wParam, LPARAM lParam, HWND window)
{
static Vector2f s_LastMousePos(0.0f, 0.0f);
isMouse = false, isKey = false;
switch (message) {
case WM_LBUTTONDOWN:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_LeftButton;
clickCount = 1;
break;
case WM_RBUTTONDOWN:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_RightButton;
clickCount = 1;
break;
case WM_MBUTTONDOWN:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_MiddleButton;
clickCount = 1;
break;
case WM_LBUTTONUP:
type = InputEvent_MouseUp;
isMouse = true;
button = Mouse_LeftButton;
clickCount = 1;
break;
case WM_RBUTTONUP:
type = InputEvent_MouseUp;
isMouse = true;
button = Mouse_RightButton;
clickCount = 1;
break;
case WM_MBUTTONUP:
type = InputEvent_MouseUp;
isMouse = true;
button = Mouse_MiddleButton;
clickCount = 1;
break;
case WM_LBUTTONDBLCLK:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_LeftButton;
clickCount = 2;
break;
case WM_RBUTTONDBLCLK:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_RightButton;
clickCount = 2;
break;
case WM_MBUTTONDBLCLK:
type = InputEvent_MouseDown;
isMouse = true;
button = Mouse_MiddleButton;
clickCount = 2;
break;
case WM_MOUSEMOVE:
type = InputEvent_MouseMove;
isMouse = true;
button = 0;
if (wParam & MK_LBUTTON)
{
type = InputEvent_MouseDrag;
button |= Mouse_LeftButton;
}
if (wParam & MK_RBUTTON)
{
type = InputEvent_MouseDrag;
button |= Mouse_RightButton;
}
if (wParam & MK_MBUTTON)
{
type = InputEvent_MouseDrag;
button |= Mouse_MiddleButton;
}
break;
case WM_KEYUP:
type = InputEvent_KeyUp;
isKey = true;
break;
case WM_KEYDOWN:
type = InputEvent_KeyDown;
isKey = true;
break;
case WM_SYSKEYUP:
type = InputEvent_KeyUp;
isKey = true;
break;
case WM_SYSKEYDOWN:
type = InputEvent_KeyDown;
isKey = true;
break;
case WM_CHAR:
if (!(lParam & (1 << 31))) // key is pressed
{
type = InputEvent_KeyDown;
isKey = true;
}
break;
case WM_MOUSEWHEEL:
mouseDelta.y = -GET_WHEEL_DELTA_WPARAM(wParam) / float(WHEEL_DELTA) * 3.0f;
type = InputEvent_ScrollWheel;
isMouse = true;
button = 0;
break;
case WM_MOUSEHWHEEL:
mouseDelta.x = GET_WHEEL_DELTA_WPARAM(wParam) / float(WHEEL_DELTA) * 3.0f;
type = InputEvent_ScrollWheel;
isMouse = true;
button = 0;
break;
default:
type = InputEvent_Ignore;
break;
}
// Handle modifiers
modifiers = 0;
if (type != InputEvent_Ignore)
{
if (GetKeyState(VK_SHIFT) < 0)
modifiers |= Modifier_Shift;
if (GetKeyState(VK_CONTROL) < 0)
modifiers |= Modifier_Control;
if (GetKeyState(VK_MENU) < 0)
modifiers |= Modifier_Alt;
if (GetKeyState(VK_LWIN) < 0 || GetKeyState(VK_RWIN) < 0)
modifiers |= Modifier_Command;
if (GetKeyState(VK_CAPITAL) < 0)
modifiers |= Modifier_CapsLock;
}
if (isMouse)
{
Vector2f p = GetInputMousePosition(window);
mousePosition = p;
pressure = 1.0f; // TODO ?
// mouse wheel events already captured scroll distance in delta
if (type == InputEvent_ScrollWheel && message == WM_MOUSEWHEEL)
{
// nothing
}
else
{
mouseDelta = mousePosition - s_LastMousePos;
//if (type == InputEvent_MouseDrag && s_wantsMouseJumping)
// DoMouseJumpingTroughScreenEdges(window, mousePosition, s_LastMousePos);
//else
s_LastMousePos = mousePosition;
// We get quite a lot of move/drag events that have delta of zero. Filter those
// out.
if ((type == InputEvent_MouseMove || type == InputEvent_MouseDrag) && mouseDelta.x == 0.0f && mouseDelta.y == 0.0f)
type = InputEvent_Ignore;
}
}
else
{
Vector2f p = GetInputMousePosition(window);
button = 0;
pressure = 0.0f;
mouseDelta = Vector2f(0.0f, 0.0f);
clickCount = 0;
mousePosition = p;
}
// handle keyboard
character = keycode = 0;
if (isKey)
{
//if (message == WM_CHAR)
//{
// character = wParam;
// if (character == 127 || character < ' ' && character != 13 && character != 10 && character != 9) // ignore control characters other than Enter or Tab
// type = InputEvent_Ignore;
//}
//else
//{
// if (wParam == VK_CONTROL)
// {
// wParam = (lParam & (1 << 24)) ? VK_RCONTROL : VK_LCONTROL;
// }
// if (wParam == VK_MENU)
// {
// wParam = (lParam & (1 << 24)) ? VK_RMENU : VK_LMENU;
// }
// keycode = InputKeycodeFromVKEY(wParam);
// if (keycode == SDLK_UNKNOWN)
// type = InputEvent::kIgnore;
// if (((wParam >= VK_F1) || (wParam >= VK_PRIOR && wParam <= VK_HELP)) && (wParam < VK_OEM_1 || wParam > VK_OEM_8))
// modifiers |= InputEvent::kFunctionKey;
//}
//// The unity convention is that function keys are anything that requires special handling
//// when dealing with a text entry field. Hence, backspace is
//if (keycode == SDLK_BACKSPACE)
// modifiers |= InputEvent::kFunctionKey;
//// "Return" gives an ASCII-13 (Carriage return). For sanity, we turn that into ASCII-10(linefeed, \n)
//if (character == 13)
// character = 10;
}
}
void InputEvent::CastToTable(LuaBind::State& state) const
{
lua_newtable(state);
int table = state.GetTop();
// "type"
lua_pushnumber(state, type);
lua_setfield(state, table, "type");
// "mousePosition"
state.PushLuaObject(mousePosition);
lua_setfield(state, table, "mousePosition");
if (isMouse)
{
// "mouseDelta"
state.PushLuaObject(mouseDelta);
lua_setfield(state, table, "mouseDelta");
// "button"
lua_pushnumber(state, button);
lua_setfield(state, table, "button");
// "clickCount"
lua_pushnumber(state, clickCount);
lua_setfield(state, table, "clickCount");
}
if (isKey)
{
}
state.SetTop(table);
}
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