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Diffstat (limited to 'archive/hgewin/input.cpp')
| -rwxr-xr-x | archive/hgewin/input.cpp | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/archive/hgewin/input.cpp b/archive/hgewin/input.cpp new file mode 100755 index 0000000..0610376 --- /dev/null +++ b/archive/hgewin/input.cpp @@ -0,0 +1,261 @@ +/* +** Haaf's Game Engine 1.8 +** Copyright (C) 2003-2007, Relish Games +** hge.relishgames.com +** +** Core functions implementation: input +*/ + + +#include "hge_impl.h" + + +const char *KeyNames[] = +{ + "?", + "Left Mouse Button", "Right Mouse Button", "?", "Middle Mouse Button", + "?", "?", "?", "Backspace", "Tab", "?", "?", "?", "Enter", "?", "?", + "Shift", "Ctrl", "Alt", "Pause", "Caps Lock", "?", "?", "?", "?", "?", "?", + "Escape", "?", "?", "?", "?", + "Space", "Page Up", "Page Down", "End", "Home", + "Left Arrow", "Up Arrow", "Right Arrow", "Down Arrow", + "?", "?", "?", "?", "Insert", "Delete", "?", + "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", + "?", "?", "?", "?", "?", "?", "?", + "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", + "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", + "Left Win", "Right Win", "Application", "?", "?", + "NumPad 0", "NumPad 1", "NumPad 2", "NumPad 3", "NumPad 4", + "NumPad 5", "NumPad 6", "NumPad 7", "NumPad 8", "NumPad 9", + "Multiply", "Add", "?", "Subtract", "Decimal", "Divide", + "F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "F10", "F11", "F12", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "Num Lock", "Scroll Lock", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "Semicolon", "Equals", "Comma", "Minus", "Period", "Slash", "Grave", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", + "Left bracket", "Backslash", "Right bracket", "Apostrophe", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?", "?", "?", "?", "?", "?", "?", "?", + "?", "?", "?" +}; + + +bool CALL HGE_Impl::Input_GetEvent(hgeInputEvent *event) +{ + CInputEventList *eptr; + + if(queue) + { + eptr=queue; + memcpy(event, &eptr->event, sizeof(hgeInputEvent)); + queue=eptr->next; + delete eptr; + return true; + } + + return false; +} + +void CALL HGE_Impl::Input_GetMousePos(float *x, float *y) +{ + *x=Xpos; *y=Ypos; +} + + +void CALL HGE_Impl::Input_SetMousePos(float x, float y) +{ + POINT pt; + pt.x=(long)x; pt.y=(long)y; + ClientToScreen(hwnd, &pt); + SetCursorPos(pt.x,pt.y); +} + +int CALL HGE_Impl::Input_GetMouseWheel() +{ + return Zpos; +} + +bool CALL HGE_Impl::Input_IsMouseOver() +{ + return bMouseOver; +} + +bool CALL HGE_Impl::Input_GetKeyState(int key) +{ + return ((GetKeyState(key) & 0x8000) != 0); +} + +int CALL HGE_Impl::Input_GetKeyStateEx(int key)//New function +{ + if (!Input_GetKeyState(key)&&keylast[key])return HGEKST_RELEASE; + if (!Input_GetKeyState(key))return HGEKST_NONE; + if (keylast[key])return HGEKST_KEEP; + return HGEKST_HIT; +} + +bool CALL HGE_Impl::Input_KeyDown(int key) +{ + return (keyz[key] & 1) != 0; +} + +bool CALL HGE_Impl::Input_KeyUp(int key) +{ + return (keyz[key] & 2) != 0; +} + +const char* CALL HGE_Impl::Input_GetKeyName(int key) +{ + return KeyNames[key]; +} + +int CALL HGE_Impl::Input_GetKey() +{ + return VKey; +} + +int CALL HGE_Impl::Input_GetChar() +{ + return Char; +} + + +//////// Implementation //////// + + +void HGE_Impl::_InputInit() +{ + POINT pt; + GetCursorPos(&pt); + ScreenToClient(hwnd, &pt); + Xpos = (float)pt.x; + Ypos = (float)pt.y; + + memset(&keyz, 0, sizeof(keyz)); + memset(keylast,0,sizeof(keylast)); +} + +void HGE_Impl::_UpdateMouse() +{ + POINT pt; + RECT rc; + + GetCursorPos(&pt); + GetClientRect(hwnd, &rc); + MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2); + + if(bCaptured || (PtInRect(&rc, pt) && WindowFromPoint(pt)==hwnd)) + bMouseOver=true; + else + bMouseOver=false; +} + +void HGE_Impl::_BuildEvent(int type, int key, int scan, int flags, int x, int y) +{ + CInputEventList *last, *eptr=new CInputEventList; + unsigned char kbstate[256]; + POINT pt; + + eptr->event.type=type; + eptr->event.chr=0; + pt.x=x; pt.y=y; + + GetKeyboardState(kbstate); + if(type==INPUT_KEYDOWN) + { + if((flags & HGEINP_REPEAT) == 0) keyz[key] |= 1; + ToAscii(key, scan, kbstate, (unsigned short *)&eptr->event.chr, 0); + } + if(type==INPUT_KEYUP) + { + keyz[key] |= 2; + ToAscii(key, scan, kbstate, (unsigned short *)&eptr->event.chr, 0); + } + if(type==INPUT_MOUSEWHEEL) + { + eptr->event.key=0; eptr->event.wheel=key; + ScreenToClient(hwnd,&pt); + } + else { eptr->event.key=key; eptr->event.wheel=0; } + + if(type==INPUT_MBUTTONDOWN) + { + keyz[key] |= 1; + SetCapture(hwnd); + bCaptured=true; + } + if(type==INPUT_MBUTTONUP) + { + keyz[key] |= 2; + ReleaseCapture(); + Input_SetMousePos(Xpos, Ypos); + pt.x=(int)Xpos; pt.y=(int)Ypos; + bCaptured=false; + } + + if(kbstate[VK_SHIFT] & 0x80) flags|=HGEINP_SHIFT; + if(kbstate[VK_CONTROL] & 0x80) flags|=HGEINP_CTRL; + if(kbstate[VK_MENU] & 0x80) flags|=HGEINP_ALT; + if(kbstate[VK_CAPITAL] & 0x1) flags|=HGEINP_CAPSLOCK; + if(kbstate[VK_SCROLL] & 0x1) flags|=HGEINP_SCROLLLOCK; + if(kbstate[VK_NUMLOCK] & 0x1) flags|=HGEINP_NUMLOCK; + eptr->event.flags=flags; + + if(pt.x==-1) { eptr->event.x=Xpos;eptr->event.y=Ypos; } + else + { + if(pt.x<0) pt.x=0; + if(pt.y<0) pt.y=0; + if(pt.x>=nScreenWidth) pt.x=nScreenWidth-1; + if(pt.y>=nScreenHeight) pt.y=nScreenHeight-1; + + eptr->event.x=(float)pt.x; + eptr->event.y=(float)pt.y; + } + + eptr->next=0; + + if(!queue) queue=eptr; + else + { + last=queue; + while(last->next) last=last->next; + last->next=eptr; + } + + if(eptr->event.type==INPUT_KEYDOWN || eptr->event.type==INPUT_MBUTTONDOWN) + { + VKey=eptr->event.key;Char=eptr->event.chr; + } + else if(eptr->event.type==INPUT_MOUSEMOVE) + { + Xpos=eptr->event.x;Ypos=eptr->event.y; + } + else if(eptr->event.type==INPUT_MOUSEWHEEL) + { + Zpos+=eptr->event.wheel; + } +} + +void HGE_Impl::_ClearQueue() +{ + CInputEventList *nexteptr, *eptr=queue; + + memset(&keyz, 0, sizeof(keyz)); + + while(eptr) + { + nexteptr=eptr->next; + delete eptr; + eptr=nexteptr; + } + + queue=0; VKey=0; Char=0; Zpos=0; +} |