private CWintabContext OpenQueryDigitizerContext()
{
bool status = false;
CWintabContext logContext = null;
try
{
// Get the default digitizing context. Turn off events. Control system cursor.
logContext = CWintabInfo.GetDefaultDigitizingContext(ECTXOptionValues.CXO_SYSTEM);
logContext.Options |= (uint)ECTXOptionValues.CXO_MESSAGES;
logContext.Options &= ~(uint)ECTXOptionValues.CXO_SYSTEM;
if (logContext == null)
{
TraceMsg("OpenQueryDigitizerContext: FAILED to get default digitizing context.\n");
//System.Diagnostics.Debug.WriteLine("FAILED to get default digitizing context.");
return(null);
}
// Modify the digitizing region.
logContext.Name = "WintabDN Query Data Context";
//WintabAxis tabletX = CWintabInfo.GetTabletAxis(EAxisDimension.AXIS_X);
//WintabAxis tabletY = CWintabInfo.GetTabletAxis(EAxisDimension.AXIS_Y);
//// Output X/Y values 1-1 with tablet dimensions.
// logContext.OutOrgX = logContext.OutOrgY = 0;
// logContext.OutExtX = tabletX.axMax;
// logContext.OutExtY = tabletY.axMax;
logContext.SysOrgX = logContext.SysOrgY = 0;
logContext.SysExtX = SystemInformation.PrimaryMonitorSize.Width;
logContext.SysExtY = SystemInformation.PrimaryMonitorSize.Height;
// Open the context, which will also tell Wintab to send data packets.
status = logContext.Open();
TraceMsg("Context Open: " + (status ? "PASSED [ctx=" + logContext.HCtx + "]" : "FAILED") + "\n");
//System.Diagnostics.Debug.WriteLine("Context Open: " + (status ? "PASSED [ctx=" + logContext.HCtx + "]" : "FAILED"));
}
catch (Exception ex)
{
TraceMsg("OpenQueryDigitizerContext: ERROR : " + ex.ToString());
}
return(logContext);
}
private CWintabContext OpenQueryDigitizerContext()
{
bool status = false;
CWintabContext logContext = null;
try
{
// Get the default digitizing context. Turn off events. Control system cursor.
logContext = CWintabInfo.GetDefaultDigitizingContext(ECTXOptionValues.CXO_SYSTEM);
logContext.Options |= (uint)ECTXOptionValues.CXO_MESSAGES;
if (logContext == null)
{
TraceMsg("OpenQueryDigitizerContext: FAILED to get default digitizing context.\n");
//System.Diagnostics.Debug.WriteLine("FAILED to get default digitizing context.");
return(null);
}
// Modify the digitizing region.
logContext.Name = "WintabDN Query Data Context";
// output in a 5000 x 5000 grid
logContext.OutOrgX = logContext.OutOrgY = 0;
logContext.OutExtX = 5000;
logContext.OutExtY = 5000;
// Open the context, which will also tell Wintab to send data packets.
status = logContext.Open();
TraceMsg("Context Open: " + (status ? "PASSED [ctx=" + logContext.HCtx + "]" : "FAILED") + "\n");
//System.Diagnostics.Debug.WriteLine("Context Open: " + (status ? "PASSED [ctx=" + logContext.HCtx + "]" : "FAILED"));
}
catch (Exception ex)
{
TraceMsg("OpenQueryDigitizerContext: ERROR : " + ex.ToString());
}
return(logContext);
}
private bool InitWintab()
{
bool status = false;
try
{
mLogContext = CWintabInfo.GetDefaultDigitizingContext(ECTXOptionValues.CXO_MESSAGES);
if (mLogContext == null)
{
return false;
//throw new Exception("Oops - FAILED GetDefaultDigitizingContext");
}
// Control system cursor.
mLogContext.Options |= (UInt32)ECTXOptionValues.CXO_SYSTEM;
// Verify which extensions are available for targeting.
// Once we know what the tablet supports, we can set up the data packet
// definition to be sent events from those control types.
// All tablets should have at least expresskeys.
mExpKeysMask = CWintabExtensions.GetWTExtensionMask(EWTXExtensionTag.WTX_EXPKEYS2);
if (mExpKeysMask > 0)
{
mLogContext.PktData |= (WTPKT)mExpKeysMask;
}
else
{
Debug.WriteLine("InitWintab: WTX_EXPKEYS2 mask not found!");
throw new Exception("Oops - FAILED GetWTExtensionMask for WTX_EXPKEYS2");
}
// It's not an error if either / both of these are zero. It simply means
// that those control types are not supported.
mTouchRingMask = CWintabExtensions.GetWTExtensionMask(EWTXExtensionTag.WTX_TOUCHRING);
if (mTouchRingMask > 0)
{
mLogContext.PktData |= (WTPKT)mTouchRingMask;
}
mTouchStripMask = CWintabExtensions.GetWTExtensionMask(EWTXExtensionTag.WTX_TOUCHSTRIP);
if (mTouchStripMask > 0)
{
mLogContext.PktData |= (WTPKT)mTouchStripMask;
}
status = mLogContext.Open();
if (!status)
{
//throw new Exception("Oops - failed logContext.Open()");
return false;
}
// Setup controls and overrides for first tablet.
SetupControlsForTablet(mTabletIndexDefault);
// Create a data object and set its WT_PACKET handler.
m_wtData = new CWintabData(mLogContext);
m_wtData.SetWTPacketEventHandler(MyWTPacketEventHandler);
}
catch (Exception ex)
{
MessageBox.Show("FormExtTestApp: InitWintab: " + ex.ToString());
}
return true;
}
//---------------------------------------------------------------------
// Prepare to take tablet input
//---------------------------------------------------------------------
private void PrepareForTabletInput(object sender, EventArgs e)
{
// Set up the tablet context
CWintabContext context = new CWintabContext();
context = CWintabInfo.GetDefaultDigitizingContext(ECTXOptionValues.CXO_MESSAGES);
// Allow the mouse to move
context.Options |= (uint)ECTXOptionValues.CXO_SYSTEM;
context.Name = "Tablet event data context";
context.OutOrgX = 0;
context.OutOrgY = 0;
context.OutExtX = 800;
context.OutExtY = 600;
bool status = context.Open();
// Prepare to take data
data = new CWintabData(context);
data.SetWTPacketEventHandler(TabletEventHandler);
}
