47ae980fa2
On Qt5, using pinch will inevitably cause tilt. It's annoying, so it is disabled by default. In the future, it's best to introduce some kind of threshold to overcome for the tilt to be triggered.
438 lines
14 KiB
C++
438 lines
14 KiB
C++
/***************************************************************************
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* Copyright (c) 2008 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef GUI_NAVIGATIONSTYLE_H
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#define GUI_NAVIGATIONSTYLE_H
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#include <Inventor/C/basic.h>
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#include <Inventor/SbBox2s.h>
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#include <Inventor/SbVec2f.h>
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#include <Inventor/SbVec2s.h>
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#include <Inventor/SbVec3f.h>
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#include <Inventor/SbPlane.h>
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#include <Inventor/SbRotation.h>
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#include <Inventor/SbTime.h>
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#include <Inventor/events/SoEvents.h>
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#include <QCursor>
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#include <QEvent>
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#include <Base/BaseClass.h>
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#include <Gui/Namespace.h>
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// forward declarations
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class SoEvent;
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class SoMotion3Event;
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class SoQtViewer;
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class SoCamera;
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class SoSensor;
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class SbSphereSheetProjector;
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namespace Gui {
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class View3DInventorViewer;
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class AbstractMouseSelection;
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/**
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* @author Werner Mayer
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*/
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class GuiExport NavigationStyleEvent : public QEvent
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{
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public:
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NavigationStyleEvent(const Base::Type& s);
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~NavigationStyleEvent();
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const Base::Type& style() const;
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private:
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Base::Type t;
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};
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/**
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* The navigation style base class
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* @author Werner Mayer
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*/
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class GuiExport NavigationStyle : public Base::BaseClass
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{
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TYPESYSTEM_HEADER();
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public:
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enum ViewerMode {
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IDLE,
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INTERACT,
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ZOOMING,
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BOXZOOM,
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PANNING,
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DRAGGING,
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SPINNING,
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SEEK_WAIT_MODE,
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SEEK_MODE,
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SELECTION
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};
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enum SelectionMode {
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Lasso = 0, /**< Select objects using a lasso. */
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Rectangle = 1, /**< Select objects using a rectangle. */
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Rubberband = 2, /**< Select objects using a rubberband. */
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BoxZoom = 3, /**< Perform a box zoom. */
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Clip = 4, /**< Clip objects using a lasso. */
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};
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enum OrbitStyle {
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Turntable,
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Trackball
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};
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enum RotationCenterMode {
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ScenePointAtCursor, /**< Find the point in the scene at the cursor position. If there is no point then the focal plane is used */
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FocalPointAtCursor /**< Find the point on the focal plane at the cursor position. */
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};
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public:
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NavigationStyle();
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virtual ~NavigationStyle();
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NavigationStyle& operator = (const NavigationStyle& ns);
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void setViewer(View3DInventorViewer*);
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void setAnimationEnabled(const SbBool enable);
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SbBool isAnimationEnabled(void) const;
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void startAnimating(const SbVec3f& axis, float velocity);
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void stopAnimating(void);
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SbBool isAnimating(void) const;
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void setSensitivity(float);
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float getSensitivity() const;
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void setResetCursorPosition(SbBool);
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SbBool isResetCursorPosition() const;
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void setZoomInverted(SbBool);
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SbBool isZoomInverted() const;
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void setZoomStep(float);
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void setZoomAtCursor(SbBool);
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SbBool isZoomAtCursor() const;
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void zoomIn();
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void zoomOut();
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void setDragAtCursor(SbBool);
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SbBool isDragAtCursor() const;
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void setRotationCenterMode(RotationCenterMode);
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RotationCenterMode getRotationCenterMode() const;
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void setRotationCenter(const SbVec3f& cnt);
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SbVec3f getFocalPoint() const;
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void updateAnimation();
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void redraw();
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void setCameraOrientation(const SbRotation& rot, SbBool moveTocenter=false);
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void lookAtPoint(const SbVec3f&);
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void boxZoom(const SbBox2s& box);
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virtual void viewAll();
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void setViewingMode(const ViewerMode newmode);
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int getViewingMode() const;
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virtual SbBool processEvent(const SoEvent * const ev);
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virtual SbBool processMotionEvent(const SoMotion3Event * const ev);
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void setPopupMenuEnabled(const SbBool on);
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SbBool isPopupMenuEnabled(void) const;
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void startSelection(AbstractMouseSelection*);
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void startSelection(SelectionMode = Lasso);
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void stopSelection();
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SbBool isSelecting() const;
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const std::vector<SbVec2s>& getPolygon(SelectionRole* role=0) const;
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void setOrbitStyle(OrbitStyle style);
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OrbitStyle getOrbitStyle() const;
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protected:
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void initialize();
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void finalize();
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void interactiveCountInc(void);
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void interactiveCountDec(void);
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int getInteractiveCount(void) const;
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SbBool isViewing(void) const;
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void setViewing(SbBool);
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SbBool isSeekMode(void) const;
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void setSeekMode(SbBool enable);
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SbBool seekToPoint(const SbVec2s screenpos);
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void seekToPoint(const SbVec3f& scenepos);
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SbBool lookAtPoint(const SbVec2s screenpos);
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SbVec3f getRotationCenter(SbBool*) const;
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void reorientCamera(SoCamera * camera, const SbRotation & rot);
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void panCamera(SoCamera * camera,
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float vpaspect,
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const SbPlane & panplane,
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const SbVec2f & previous,
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const SbVec2f & current);
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void pan(SoCamera* camera);
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void panToCenter(const SbPlane & pplane, const SbVec2f & currpos);
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void zoom(SoCamera * camera, float diffvalue);
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void zoomByCursor(const SbVec2f & thispos, const SbVec2f & prevpos);
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void doZoom(SoCamera * camera, SbBool forward, const SbVec2f& pos);
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void doZoom(SoCamera * camera, float logzoomfactor, const SbVec2f& pos);
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void doRotate(SoCamera * camera, float angle, const SbVec2f& pos);
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void spin(const SbVec2f & pointerpos);
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SbBool doSpin();
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void spin_simplified(SoCamera *cam, SbVec2f curpos, SbVec2f prevpos);
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void moveCursorPosition();
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void saveCursorPosition(const SoEvent * const ev);
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SbVec2f normalizePixelPos(SbVec2s pixpos);
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SbVec2f normalizePixelPos(SbVec2f pixpos);
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SbBool handleEventInForeground(const SoEvent* const e);
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virtual SbBool processSoEvent(const SoEvent * const ev);
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void syncWithEvent(const SoEvent * const ev);
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virtual void openPopupMenu(const SbVec2s& position);
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void clearLog(void);
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void addToLog(const SbVec2s pos, const SbTime time);
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protected:
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struct { // tracking mouse movement in a log
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short size;
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short historysize;
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SbVec2s * position;
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SbTime * time;
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} log;
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View3DInventorViewer* viewer;
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ViewerMode currentmode;
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SbVec2f lastmouseposition;
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SbVec2s globalPos;
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SbVec2s localPos;
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SbPlane panningplane;
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SbTime prevRedrawTime;
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SbTime centerTime;
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SbBool lockrecenter;
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SbBool menuenabled;
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SbBool ctrldown, shiftdown, altdown;
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SbBool button1down, button2down, button3down;
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SbBool invertZoom;
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SbBool zoomAtCursor;
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float zoomStep;
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/** @name Mouse model */
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//@{
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AbstractMouseSelection* mouseSelection;
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std::vector<SbVec2s> pcPolygon;
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SelectionRole selectedRole;
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//@}
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/** @name Spinning data */
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//@{
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SbBool spinanimatingallowed;
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int spinsamplecounter;
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SbRotation spinincrement;
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SbRotation spinRotation;
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SbSphereSheetProjector * spinprojector;
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//@}
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private:
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struct NavigationStyleP* pimpl;
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friend struct NavigationStyleP;
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};
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/** Sub-classes of this class appear in the preference dialog where users can
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* choose their favorite navigation style.
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* All other classes that inherit directly from NavigationStyle do not appear
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* in the above dialog.
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* This mechanism is useful to implement special navigation styles which are
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* only needed for certain purposes. Thus, it should not be possible to be
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* choosable by the user
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* @author Werner Mayer
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*/
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class GuiExport UserNavigationStyle : public NavigationStyle {
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TYPESYSTEM_HEADER();
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public:
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UserNavigationStyle(){}
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~UserNavigationStyle(){}
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virtual const char* mouseButtons(ViewerMode) = 0;
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virtual std::string userFriendlyName() const;
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static std::map<Base::Type, std::string> getUserFriendlyNames();
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};
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class GuiExport InventorNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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InventorNavigationStyle();
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~InventorNavigationStyle();
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const char* mouseButtons(ViewerMode);
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virtual std::string userFriendlyName() const;
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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class GuiExport CADNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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CADNavigationStyle();
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~CADNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SbBool lockButton1;
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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class GuiExport RevitNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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RevitNavigationStyle();
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~RevitNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SbBool lockButton1;
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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class GuiExport BlenderNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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BlenderNavigationStyle();
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~BlenderNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SbBool lockButton1;
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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class GuiExport MayaGestureNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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MayaGestureNavigationStyle();
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~MayaGestureNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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SbVec2s mousedownPos;//the position where some mouse button was pressed (local pixel coordinates).
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short mouseMoveThreshold;//setting. Minimum move required to consider it a move (in pixels).
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bool mouseMoveThresholdBroken;//a flag that the move threshold was surpassed since last mousedown.
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int mousedownConsumedCount;//a flag for remembering that a mousedown of button1/button2 was consumed.
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SoMouseButtonEvent mousedownConsumedEvent[5];//the event that was consumed and is to be refired. 2 should be enough, but just for a case of the maximum 5 buttons...
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bool testMoveThreshold(const SbVec2s currentPos) const;
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bool thisClickIsComplex;//a flag that becomes set when a complex clicking pattern is detected (i.e., two or more mouse buttons were down at the same time).
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bool inGesture; //a flag that is used to filter out mouse events during gestures.
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};
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class GuiExport TouchpadNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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TouchpadNavigationStyle();
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~TouchpadNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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class GuiExport GestureNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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GestureNavigationStyle();
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~GestureNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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bool isDraggerUnderCursor(SbVec2s pos);
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SbVec2s mousedownPos;//the position where some mouse button was pressed (local pixel coordinates).
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short mouseMoveThreshold;//setting. Minimum move required to consider it a move (in pixels).
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bool mouseMoveThresholdBroken;//a flag that the move threshold was surpassed since last mousedown.
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int mousedownConsumedCount;//a flag for remembering that a mousedown of button1/button2 was consumed.
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SoMouseButtonEvent mousedownConsumedEvent[5];//the event that was consumed and is to be refired. 2 should be enough, but just for a case of the maximum 5 buttons...
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bool testMoveThreshold(const SbVec2s currentPos) const;
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bool thisClickIsComplex;//a flag that becomes set when a complex clicking pattern is detected (i.e., two or more mouse buttons were down at the same time).
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bool inGesture; //a flag that is used to filter out mouse events during gestures.
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bool enableGestureTilt = false; //fetched from settings
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};
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class GuiExport OpenCascadeNavigationStyle : public UserNavigationStyle {
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typedef UserNavigationStyle inherited;
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TYPESYSTEM_HEADER();
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public:
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OpenCascadeNavigationStyle();
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~OpenCascadeNavigationStyle();
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const char* mouseButtons(ViewerMode);
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protected:
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SbBool processSoEvent(const SoEvent * const ev);
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private:
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SoMouseButtonEvent mouseDownConsumedEvent;
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};
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} // namespace Gui
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#endif // GUI_NAVIGATIONSTYLE_H
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