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Screen area setting. #14

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Screen area setting. #14

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36 changes: 28 additions & 8 deletions easytab.h
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Original file line number Diff line number Diff line change
Expand Up @@ -588,6 +588,12 @@ typedef struct
WTMGRCLOSE WTMgrClose;
WTMGRDEFCONTEXT WTMgrDefContext;
WTMGRDEFCONTEXTEX WTMgrDefContextEx;

// The output region can be configured by the user.
LONG ScreenOriginX;
LONG ScreenOriginY;
float ScreenAreaRatioX;
float ScreenAreaRatioY;
#endif // WIN32
} EasyTabInfo;

Expand Down Expand Up @@ -817,15 +823,29 @@ EasyTabResult EasyTab_Load_Ex(HWND Window,
LogContext.lcMoveMask = PACKETDATA;
LogContext.lcBtnUpMask = LogContext.lcBtnDnMask;

DWORD CoordRangeX = GetSystemMetrics(SM_CXSCREEN);
DWORD CoordRangeY = GetSystemMetrics(SM_CYSCREEN);

LogContext.lcOutOrgX = 0;
LogContext.lcOutOrgY = 0;
LogContext.lcOutExtX = GetSystemMetrics(SM_CXSCREEN);
LogContext.lcOutExtY = -GetSystemMetrics(SM_CYSCREEN);
LogContext.lcOutExtX = CoordRangeX;
LogContext.lcOutExtY = -CoordRangeY;

LogContext.lcSysOrgX = 0;
LogContext.lcSysOrgY = 0;
LogContext.lcSysExtX = GetSystemMetrics(SM_CXSCREEN);
LogContext.lcSysExtY = GetSystemMetrics(SM_CYSCREEN);
EasyTab->ScreenOriginX = LogContext.lcSysOrgX;
EasyTab->ScreenOriginY = LogContext.lcSysOrgY;
float SysExtX = LogContext.lcSysExtX;
float SysExtY = LogContext.lcSysExtY;

if (SysExtX != 0 && SysExtY != 0)
{
EasyTab->ScreenAreaRatioX = (float)CoordRangeX/SysExtX;
EasyTab->ScreenAreaRatioY = (float)CoordRangeY/SysExtY;
}
else
{
EasyTab->ScreenAreaRatioX = 1;
EasyTab->ScreenAreaRatioY = 1;
}

if (TrackingMode == EASYTAB_TRACKING_MODE_RELATIVE)
{
Expand Down Expand Up @@ -872,8 +892,8 @@ EasyTabResult EasyTab_HandleEvent(HWND Window, UINT Message, LPARAM LParam, WPAR
EasyTab->WTPacket(EasyTab->Context, (UINT)WParam, &Packet))
{
POINT Point = { 0 };
Point.x = Packet.pkX;
Point.y = Packet.pkY;
Point.x = EasyTab->ScreenOriginX + Packet.pkX / EasyTab->ScreenAreaRatioX;
Point.y = EasyTab->ScreenOriginY + Packet.pkY / EasyTab->ScreenAreaRatioY;
ScreenToClient(Window, &Point);
EasyTab->PosX = Point.x;
EasyTab->PosY = Point.y;
Expand Down