397 lines
16 KiB
C++
397 lines
16 KiB
C++
/***************************************************************************
|
|
* Copyright (c) 2005 Jürgen Riegel <juergen.riegel@web.de> *
|
|
* *
|
|
* This file is part of the FreeCAD CAx development system. *
|
|
* *
|
|
* This library is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU Library General Public *
|
|
* License as published by the Free Software Foundation; either *
|
|
* version 2 of the License, or (at your option) any later version. *
|
|
* *
|
|
* This library is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU Library General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU Library General Public *
|
|
* License along with this library; see the file COPYING.LIB. If not, *
|
|
* write to the Free Software Foundation, Inc., 59 Temple Place, *
|
|
* Suite 330, Boston, MA 02111-1307, USA *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
#include "PreCompiled.h"
|
|
|
|
#include <Inventor/nodes/SoAntiSquish.h>
|
|
#include <Inventor/nodes/SoRotation.h>
|
|
#include <Inventor/nodes/SoSeparator.h>
|
|
#include <Inventor/nodes/SoSurroundScale.h>
|
|
#include <Inventor/nodes/SoTransform.h>
|
|
#include <Inventor/sensors/SoFieldSensor.h>
|
|
|
|
// Include files for child dragger classes.
|
|
#include <Inventor/draggers/SoRotateCylindricalDragger.h>
|
|
//#include "TranslateRadialDragger.h"
|
|
#include <Inventor/draggers/SoTranslate1Dragger.h>
|
|
|
|
// Include file for our new class.
|
|
#include "SoNavigationDragger.h"
|
|
|
|
// Include file the binaray of SoNavigationDraggerLayout.iv, the layout of the dragger.
|
|
#include "SoNavigationDraggerLayout.h"
|
|
|
|
// This file contains RotTransDragger::geomBuffer, which
|
|
// describes the default geometry resources for this class.
|
|
//#include "RotTransDraggerGeom.h"
|
|
|
|
SO_KIT_SOURCE(RotTransDragger);
|
|
|
|
|
|
// Initializes the type ID for this dragger node. This
|
|
// should be called once after SoInteraction::init().
|
|
void
|
|
RotTransDragger::initClass()
|
|
{
|
|
SO_KIT_INIT_CLASS(RotTransDragger, SoDragger, "Dragger");
|
|
}
|
|
|
|
RotTransDragger::RotTransDragger()
|
|
{
|
|
SO_KIT_CONSTRUCTOR(RotTransDragger);
|
|
|
|
// Don't create "surroundScale" by default. It's only put
|
|
// to use if this dragger is used within a manipulator.
|
|
SO_KIT_ADD_CATALOG_ENTRY(surroundScale, SoSurroundScale, true,
|
|
topSeparator, geomSeparator, true);
|
|
// Create an anti-squish node by default.
|
|
SO_KIT_ADD_CATALOG_ENTRY(antiSquish, SoAntiSquish, false,
|
|
topSeparator, geomSeparator, true);
|
|
SO_KIT_ADD_CATALOG_ENTRY(translator, SoTranslate1Dragger,
|
|
true, topSeparator, geomSeparator,
|
|
true);
|
|
SO_KIT_ADD_CATALOG_ENTRY(XRotatorSep, SoSeparator, false,
|
|
topSeparator, geomSeparator, false);
|
|
SO_KIT_ADD_CATALOG_ENTRY(XRotatorRot, SoRotation, true,
|
|
XRotatorSep,0 , false);
|
|
SO_KIT_ADD_CATALOG_ENTRY(XRotator,SoRotateCylindricalDragger,
|
|
true, XRotatorSep, 0,true);
|
|
|
|
SO_KIT_ADD_CATALOG_ENTRY(YRotator, SoRotateCylindricalDragger,
|
|
true, topSeparator, geomSeparator, true);
|
|
|
|
SO_KIT_ADD_CATALOG_ENTRY(ZRotatorSep, SoSeparator, false,
|
|
topSeparator, geomSeparator, false);
|
|
SO_KIT_ADD_CATALOG_ENTRY(ZRotatorRot, SoRotation, true,
|
|
ZRotatorSep,0 ,false);
|
|
SO_KIT_ADD_CATALOG_ENTRY(ZRotator, SoRotateCylindricalDragger,
|
|
true, ZRotatorSep, 0,true);
|
|
|
|
// Read geometry resources. Only do this the first time we
|
|
// construct one. 'geomBuffer' contains our compiled in
|
|
// defaults. The user can override these by specifying new
|
|
// scene graphs in the file:
|
|
// $(SO_DRAGGER_DIR)/rotTransDragger.iv"
|
|
if (SO_KIT_IS_FIRST_INSTANCE())
|
|
readDefaultParts("SoNavigationDraggerLayout.iv",
|
|
NavigationDraggerLayout,
|
|
strlen(NavigationDraggerLayout));
|
|
|
|
// Fields that always show current state of the dragger.
|
|
SO_KIT_ADD_FIELD(rotation, (0.0, 0.0, 0.0, 1.0));
|
|
SO_KIT_ADD_FIELD(translation, (0.0, 0.0, 0.0));
|
|
|
|
// Creates parts list and default parts for this nodekit.
|
|
SO_KIT_INIT_INSTANCE();
|
|
|
|
// Make the anti-squish node surround the biggest dimension
|
|
SoAntiSquish *myAntiSquish =
|
|
SO_GET_ANY_PART(this, "antiSquish", SoAntiSquish);
|
|
myAntiSquish->sizing = SoAntiSquish::BIGGEST_DIMENSION;
|
|
|
|
// Create the simple draggers that comprise this dragger.
|
|
// This dragger has four simple pieces:
|
|
// 1 TranslateRadialDragger
|
|
// 3 RotateCylindricalDraggers
|
|
// In the constructor, we just call SO_GET_ANY_PART to
|
|
// build each dragger.
|
|
// Within the setUpConnections() method, we will
|
|
// take care of giving these draggers new geometry and
|
|
// establishing their callbacks.
|
|
|
|
// Create the translator dragger.
|
|
SoDragger *tDragger = SO_GET_ANY_PART(this, "translator",
|
|
SoTranslate1Dragger);
|
|
(void)tDragger;
|
|
|
|
// Create the XRotator dragger.
|
|
SoDragger *XDragger = SO_GET_ANY_PART(this, "XRotator",
|
|
SoRotateCylindricalDragger);
|
|
(void)XDragger;
|
|
|
|
// Create the YRotator dragger.
|
|
SoDragger *YDragger = SO_GET_ANY_PART(this, "YRotator",
|
|
SoRotateCylindricalDragger);
|
|
(void)YDragger;
|
|
|
|
// Create the ZRotator dragger.
|
|
SoDragger *ZDragger = SO_GET_ANY_PART(this, "ZRotator",
|
|
SoRotateCylindricalDragger);
|
|
(void)ZDragger;
|
|
|
|
// Set rotations in "XRotatorRot" and "ZRotatorRot" parts.
|
|
// These parts will orient the draggers from their default
|
|
// (rotating about Y) to the desired configurations.
|
|
// By calling 'setAnyPartAsDefault' instead of 'setAnyPart'
|
|
// we ensure that they will not be written out, unless
|
|
// they are changed later on.
|
|
SoRotation *XRot = new SoRotation;
|
|
XRot->rotation.setValue(
|
|
SbRotation(SbVec3f(0,1,0), SbVec3f(1,0,0)));
|
|
setAnyPartAsDefault("XRotatorRot", XRot);
|
|
|
|
SoRotation *ZRot = new SoRotation;
|
|
ZRot->rotation.setValue(
|
|
SbRotation(SbVec3f(0,1,0), SbVec3f(0,0,1)));
|
|
setAnyPartAsDefault("ZRotatorRot", ZRot);
|
|
|
|
// Updates the fields when motionMatrix changes
|
|
addValueChangedCallback(&RotTransDragger::valueChangedCB);
|
|
|
|
// Updates motionMatrix when either field changes.
|
|
rotFieldSensor = new SoFieldSensor(
|
|
&RotTransDragger::fieldSensorCB, this);
|
|
rotFieldSensor->setPriority(0);
|
|
translFieldSensor = new SoFieldSensor(
|
|
&RotTransDragger::fieldSensorCB,this);
|
|
translFieldSensor->setPriority(0);
|
|
|
|
setUpConnections(true, true);
|
|
}
|
|
|
|
RotTransDragger::~RotTransDragger()
|
|
{
|
|
if (rotFieldSensor!=NULL)
|
|
delete rotFieldSensor;
|
|
if (translFieldSensor!=NULL)
|
|
delete translFieldSensor;
|
|
}
|
|
|
|
SbBool
|
|
RotTransDragger::setUpConnections(SbBool onOff, SbBool doItAlways)
|
|
{
|
|
if (!doItAlways && connectionsSetUp == onOff)
|
|
return onOff;
|
|
|
|
if (onOff) {
|
|
// We connect AFTER base class.
|
|
SoDragger::setUpConnections(onOff, doItAlways);
|
|
|
|
// For each of the simple draggers that compries this:
|
|
// [a]Call setPart after looking up our replacement parts
|
|
// in the global dictionary.
|
|
// [b]Add the invalidateSurroundScaleCB as a start and end
|
|
// callback. When using a surroundScale node, these
|
|
// trigger it to recalculate a bounding box at the
|
|
// beginning and end of dragging.
|
|
// [c]Register the dragger as a 'childDragger' of this
|
|
// one. This has the following effects:
|
|
// [1] This dragger's callbacks will be invoked
|
|
// following the child manip's callbacks.
|
|
// [2] When the child is dragged, the child's motion
|
|
// will be transferred into motion of the entire
|
|
// dragger.
|
|
SoDragger *tD =
|
|
(SoDragger *) getAnyPart("translator", false);
|
|
// [a] Set up the parts in the child dragger...
|
|
tD->setPartAsDefault("translator",
|
|
"rotTransTranslatorTranslator");
|
|
tD->setPartAsDefault("translatorActive",
|
|
"rotTransTranslatorTranslatorActive");
|
|
tD->setPartAsDefault("feedback",
|
|
"rotTransTranslatorFeedback");
|
|
tD->setPartAsDefault("feedbackActive",
|
|
"rotTransTranslatorFeedbackActive");
|
|
// [b] and [c] Add the callbacks and register the child
|
|
tD->addStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
tD->addFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
registerChildDragger(tD);
|
|
|
|
SoDragger *XD =
|
|
(SoDragger *) getAnyPart("XRotator", false);
|
|
// [a] Set up the parts in the child dragger...
|
|
XD->setPartAsDefault("rotator",
|
|
"rotTransRotatorRotator");
|
|
XD->setPartAsDefault("rotatorActive",
|
|
"rotTransRotatorRotatorActive");
|
|
XD->setPartAsDefault("feedback",
|
|
"rotTransRotatorFeedback");
|
|
XD->setPartAsDefault("feedbackActive",
|
|
"rotTransRotatorFeedbackActive");
|
|
// [b] and [c] Add the callbacks and register the child
|
|
XD->addStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
XD->addFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
registerChildDragger(XD);
|
|
|
|
SoDragger *YD =
|
|
(SoDragger *) getAnyPart("YRotator", false);
|
|
// [a] Set up the parts in the child dragger...
|
|
YD->setPartAsDefault("rotator",
|
|
"rotTransRotatorRotator");
|
|
YD->setPartAsDefault("rotatorActive",
|
|
"rotTransRotatorRotatorActive");
|
|
YD->setPartAsDefault("feedback",
|
|
"rotTransRotatorFeedback");
|
|
YD->setPartAsDefault("feedbackActive",
|
|
"rotTransRotatorFeedbackActive");
|
|
// [b] and [c] Add the callbacks and register the child
|
|
YD->addStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
YD->addFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
registerChildDragger(YD);
|
|
|
|
SoDragger *ZD =
|
|
(SoDragger *) getAnyPart("ZRotator", false);
|
|
// [a] Set up the parts in the child dragger...
|
|
ZD->setPartAsDefault("rotator",
|
|
"rotTransRotatorRotator");
|
|
ZD->setPartAsDefault("rotatorActive",
|
|
"rotTransRotatorRotatorActive");
|
|
ZD->setPartAsDefault("feedback",
|
|
"rotTransRotatorFeedback");
|
|
ZD->setPartAsDefault("feedbackActive",
|
|
"rotTransRotatorFeedbackActive");
|
|
// [b] and [c] Add the callbacks and register the child
|
|
ZD->addStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
ZD->addFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
registerChildDragger(ZD);
|
|
|
|
|
|
// Call the sensor CB to make things up-to-date.
|
|
fieldSensorCB(this, NULL);
|
|
|
|
// Connect the field sensors
|
|
if (translFieldSensor->getAttachedField() != &translation)
|
|
translFieldSensor->attach(&translation);
|
|
if (rotFieldSensor->getAttachedField() != &rotation)
|
|
rotFieldSensor->attach(&rotation);
|
|
}
|
|
else {
|
|
// We disconnect BEFORE base class.
|
|
|
|
// Remove the callbacks from the child draggers,
|
|
// and unregister them as children.
|
|
SoDragger *tD =
|
|
(SoDragger *) getAnyPart("translator", false);
|
|
tD->removeStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
tD->removeFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
unregisterChildDragger(tD);
|
|
|
|
SoDragger *XD =
|
|
(SoDragger *) getAnyPart("XRotator", false);
|
|
XD->removeStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
XD->removeFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
unregisterChildDragger(XD);
|
|
|
|
SoDragger *YD =
|
|
(SoDragger *) getAnyPart("YRotator", false);
|
|
YD->removeStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
YD->removeFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
unregisterChildDragger(YD);
|
|
|
|
SoDragger *ZD =
|
|
(SoDragger *) getAnyPart("ZRotator", false);
|
|
ZD->removeStartCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
ZD->removeFinishCallback(
|
|
&RotTransDragger::invalidateSurroundScaleCB, this);
|
|
unregisterChildDragger(ZD);
|
|
|
|
// Disconnect the field sensors.
|
|
if (translFieldSensor->getAttachedField()!=NULL)
|
|
translFieldSensor->detach();
|
|
if (rotFieldSensor->getAttachedField()!=NULL)
|
|
rotFieldSensor->detach();
|
|
|
|
SoDragger::setUpConnections(onOff, doItAlways);
|
|
}
|
|
|
|
return !(connectionsSetUp = onOff);
|
|
}
|
|
|
|
// Called when the motionMatrix changes. Sets the "translation"
|
|
// and "rotation" fields based on the new motionMatrix
|
|
void
|
|
RotTransDragger::valueChangedCB(void *, SoDragger *inDragger)
|
|
{
|
|
RotTransDragger *myself = (RotTransDragger *) inDragger;
|
|
|
|
// Factor the motionMatrix into its parts
|
|
SbMatrix motMat = myself->getMotionMatrix();
|
|
SbVec3f trans, scale;
|
|
SbRotation rot, scaleOrient;
|
|
motMat.getTransform(trans, rot, scale, scaleOrient);
|
|
|
|
// Set the fields. Disconnect the sensors while doing so.
|
|
myself->rotFieldSensor->detach();
|
|
myself->translFieldSensor->detach();
|
|
if (myself->rotation.getValue() != rot)
|
|
myself->rotation = rot;
|
|
if (myself->translation.getValue() != trans)
|
|
myself->translation = trans;
|
|
myself->rotFieldSensor->attach(&myself->rotation);
|
|
myself->translFieldSensor->attach(&myself->translation);
|
|
}
|
|
|
|
// If the "translation" or "rotation" field changes, changes
|
|
// the motionMatrix accordingly.
|
|
void
|
|
RotTransDragger::fieldSensorCB(void *inDragger, SoSensor *)
|
|
{
|
|
RotTransDragger *myself = (RotTransDragger *) inDragger;
|
|
|
|
SbMatrix motMat = myself->getMotionMatrix();
|
|
myself->workFieldsIntoTransform(motMat);
|
|
|
|
myself->setMotionMatrix(motMat);
|
|
}
|
|
|
|
// When any child dragger starts or ends a drag, tell the
|
|
// "surroundScale" part (if it exists) to invalidate its
|
|
// current bounding box value.
|
|
void
|
|
RotTransDragger::invalidateSurroundScaleCB(void *parent, SoDragger *)
|
|
{
|
|
RotTransDragger *myParentDragger = (RotTransDragger *) parent;
|
|
|
|
// Invalidate the surroundScale, if it exists.
|
|
SoSurroundScale *mySS = SO_CHECK_PART(
|
|
myParentDragger, "surroundScale", SoSurroundScale);
|
|
if (mySS != NULL)
|
|
mySS->invalidate();
|
|
}
|
|
|
|
void
|
|
RotTransDragger::setDefaultOnNonWritingFields()
|
|
{
|
|
// The nodes pointed to by these part-fields may
|
|
// change after construction, but we
|
|
// don't want to write them out.
|
|
surroundScale.setDefault(true);
|
|
antiSquish.setDefault(true);
|
|
|
|
SoDragger::setDefaultOnNonWritingFields();
|
|
}
|