AcEdInputPointMonitor 反应器，用来重载CAD鼠标点处实体的提示信息
<pre name="code" class="cpp"><pre name="code" class="cpp">// Copyright (C) 1998-2007 by Autodesk, Inc.//
// Permission to use, copy, modify, and distribute this software
// for any purpose is restricted by the VIP Subscription program
// license agreement.This application was developed exclusively
// for distribution by the VIP subscription program and may not
// be posted pubicly, modified, copied, or distributed by any other
// methods.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.AUTODESK, INC.
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//
#include "acedinpt.h"
class AsdkInputPointMonitor : public AcEdInputPointMonitor
{
public:
virtual Acad::ErrorStatus monitorInputPoint(const AcEdInputPoint& input, AcEdInputPointMonitorResult& output);
virtual bool excludeFromOsnapCalculation (const AcArray<AcDbObjectId>& nestedEntity, INT_PTR gsSelectionMark);
};
// Copyright (C) 1998-2007 by Autodesk, Inc.
//
// Permission to use, copy, modify, and distribute this software
// for any purpose is restricted by the VIP Subscription program
// license agreement.This application was developed exclusively
// for distribution by the VIP subscription program and may not
// be posted pubicly, modified, copied, or distributed by any other
// methods.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.AUTODESK, INC.
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//
// AsdkInputPointMonitor methods
//
#if defined(_DEBUG) && !defined(AC_FULL_DEBUG)
#error _DEBUG should not be defined except in internal Adesk debug builds
#endif
#include "acdbabb.h"
#include "adeskabb.h"
#include "aced.h"
#include "dbents.h"
#include "dbosnap.h"
#include "tchar.h"
#include "monitor.h"
Acad::ErrorStatus
AsdkInputPointMonitor::monitorInputPoint(const AcEdInputPoint& input, AcEdInputPointMonitorResult& output)
{
if ( !input.pointComputed() )
{
// Points cannot be computed in the Monitor
// Forced picking may be enabled
if ( input.history() & Acad::eCyclingPt)
acutPrintf( _T("\nNo point computed, but new cycling osnap: %.2f, %.2f, %.2f\n"),
input.osnappedPoint(), input.osnappedPoint(), input.osnappedPoint() );
return Acad::eOk;
}
// Show historical point selection information
//
#define HISTORY_CHECK(x)if (input.history() & Acad:: ## x) acutPrintf(_T("%s "), _T(#x))
acutPrintf( _T("\nHistory: %d, "), input.history() );
HISTORY_CHECK(eTablet);
HISTORY_CHECK(eNotDigitizer);
HISTORY_CHECK(eLastPt);
HISTORY_CHECK(eGripped);
HISTORY_CHECK(eCartSnapped);
HISTORY_CHECK(eOrtho);
HISTORY_CHECK(eCyclingPt);
HISTORY_CHECK(eOsnapped);
HISTORY_CHECK(ePolarAngle);
HISTORY_CHECK(eAligned);
HISTORY_CHECK(eAppFiltered);
HISTORY_CHECK(eForcedPick);
HISTORY_CHECK(ePickMask);
HISTORY_CHECK(eDidNotPick);
HISTORY_CHECK(eUsedPickBox);
HISTORY_CHECK(eUsedOsnapBox);
HISTORY_CHECK(ePickAborted);
HISTORY_CHECK(eXPending);
HISTORY_CHECK(eYPending);
HISTORY_CHECK(eZPending);
HISTORY_CHECK(eCoordPending);
#undef HISTORY_CHECK
acutPrintf( _T("\n") );
// Show more point input information
//
if ( input.history() & Acad::eLastPt )
acutPrintf( _T("Last point: %.2f, %.2f, %.2f\n"), input.lastPoint(), input.lastPoint(), input.lastPoint() );
acutPrintf( _T("Raw point: %.2f, %.2f, %.2f\n"), input.rawPoint(), input.rawPoint(), input.rawPoint() );
acutPrintf( _T("Computed point: %.2f, %.2f, %.2f\n"), input.computedPoint(), input.computedPoint(), input.computedPoint() );
if ( input.history() & Acad::eGripped )
acutPrintf( _T("Gripped point: %.2f, %.2f, %.2f\n"), input.grippedPoint(), input.grippedPoint(), input.grippedPoint() );
if ( input.history() & Acad::eCartSnapped )
acutPrintf( _T("Cartesian snapped point: %.2f, %.2f, %.2f\n"), input.cartesianSnappedPoint(), input.cartesianSnappedPoint(), input.cartesianSnappedPoint() );
if ( input.history() & Acad::eOsnapped )
{
acutPrintf( _T("Osnapped point: %.2f, %.2f, %.2f\n"), input.osnappedPoint(), input.osnappedPoint(), input.osnappedPoint() );
acutPrintf( _T("Object snap masks: ") );
#define OSMASK_CHECK(x)if (input.osnapMask() & AcDb:: ## x) acutPrintf(_T("%s "), _T(#x))
OSMASK_CHECK(kOsMaskEnd);
OSMASK_CHECK(kOsMaskMid);
OSMASK_CHECK(kOsMaskCen);
OSMASK_CHECK(kOsMaskNode);
OSMASK_CHECK(kOsMaskQuad);
OSMASK_CHECK(kOsMaskInt);
OSMASK_CHECK(kOsMaskIns);
OSMASK_CHECK(kOsMaskPerp);
OSMASK_CHECK(kOsMaskTan);
OSMASK_CHECK(kOsMaskNear);
OSMASK_CHECK(kOsMaskQuick);
OSMASK_CHECK(kOsMaskApint);
OSMASK_CHECK(kOsMaskImmediate);
OSMASK_CHECK(kOsMaskAllowTan);
OSMASK_CHECK(kOsMaskDisablePerp);
OSMASK_CHECK(kOsMaskRelCartesian);
OSMASK_CHECK(kOsMaskRelPolar);
#undef OSMASK_CHECK
if ( 0 == input.osnapMask() )
{
for ( int i = 0; i < input.customOsnapModes().length(); i++ )
acutPrintf( _T("%s\n"), input.customOsnapModes()->globalModeString() );
}
acutPrintf( _T("\n") );
}
// Show the object snap overrides
//
if ( 0 != input.osnapOverrides() )
{
acutPrintf( _T("Object snap overrides: ") );
#define OSMASK_CHECK(x)if (input.osnapOverrides() & AcDb:: ## x) acutPrintf(_T("%s "), _T(#x))
OSMASK_CHECK(kOsMaskEnd);
OSMASK_CHECK(kOsMaskMid);
OSMASK_CHECK(kOsMaskCen);
OSMASK_CHECK(kOsMaskNode);
OSMASK_CHECK(kOsMaskQuad);
OSMASK_CHECK(kOsMaskInt);
OSMASK_CHECK(kOsMaskIns);
OSMASK_CHECK(kOsMaskPerp);
OSMASK_CHECK(kOsMaskTan);
OSMASK_CHECK(kOsMaskNear);
OSMASK_CHECK(kOsMaskQuick);
OSMASK_CHECK(kOsMaskApint);
OSMASK_CHECK(kOsMaskImmediate);
OSMASK_CHECK(kOsMaskAllowTan);
OSMASK_CHECK(kOsMaskDisablePerp);
OSMASK_CHECK(kOsMaskRelCartesian);
OSMASK_CHECK(kOsMaskRelPolar);
#undef OSMASK_CHECK
acutPrintf(_T("\n"));
}
// Show custom object snap overrides
//
if ( 0 != input.customOsnapOverrides().length() )
{
acutPrintf( _T("Custom object snap overrides: ") );
for ( int x = 0; x < input.customOsnapOverrides().length(); x++)
acutPrintf( _T("%s "), input.customOsnapOverrides()->globalModeString() );
acutPrintf( _T("\n") );
}
// Show object snap or forced pick information: the entities in the aperture
acutPrintf( _T("%d apertured entities, "), input.pickedEntities().length() );
acutPrintf( _T("%d nested apertured entities\n"), input.nestedPickedEntities().length() );
// Show AutoSnap information
// Note: nestedKeyPointEntities.length() == keyPointGsSelectionMark.length()
//
acutPrintf( _T("%d key point entities, "), input.keyPointEntities().length() );
acutPrintf( _T("%d nested key point entities\n"), input.nestedKeyPointEntities().length() );
acutPrintf( _T("%d alignment paths\n"), input.alignmentPaths().length() );
// Add an additional comment to the tootip string
//
if ( NULL != input.tooltipString() )
{
output.setAdditionalTooltipString(_T(", Additional comment!"));
acutPrintf( _T("Appending \"%s\" to \"%s\"\n"), _T(", Additional comment!"), input.tooltipString() );
}
else
acutPrintf( _T("Tooltip is NULL\n") );
acedPostCommandPrompt();
return Acad::eOk;
}
bool
AsdkInputPointMonitor::excludeFromOsnapCalculation (const AcArray<AcDbObjectId>& nestedEntity, INT_PTR gsSelectionMark)
{
acutPrintf( _T("\nExcludeFromOsnapCalculation called on monitor...\n") );
acutPrintf( _T("%d nested entities under cursor\n"), nestedEntity.length() );
return false;
}
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