mirror of
https://github.com/OPM/ResInsight.git
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1d9481f09b
Fixed in viewer, keeping the concept of the navigation policies to not flag the the events as handled. Made this clearer by adding an interface to turn event consumption on or off on the navigation policies.
96 lines
3.9 KiB
C++
96 lines
3.9 KiB
C++
//##################################################################################################
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//
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// Custom Visualization Core library
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// Copyright (C) 2015 Ceetron Solutions AS
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//
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// This library may be used under the terms of either the GNU General Public License or
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// the GNU Lesser General Public License as follows:
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//
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// GNU General Public License Usage
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// This library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (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, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
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// for more details.
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//
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// GNU Lesser General Public License Usage
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation; either version 2.1 of the License, or
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// (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, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
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// for more details.
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//
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//##################################################################################################
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#pragma once
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#include "cafNavigationPolicy.h"
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namespace cvf {
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class ManipulatorTrackball;
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class Ray;
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}
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namespace caf
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{
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//--------------------------------------------------------------------------------------------------
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/// This class is a work in progress to consolidate the different navigation policies that are similar.
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/// It is not yet finished. We need to extract the Pan, Rotation, ... etc. codes from the
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/// special input event handlers and invoke those general methods from the event handlers instead.
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/// Some of the protected variables in this class is used by the
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/// derived classes, and should rather be used from the general methods in this class and thus be private
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///
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//--------------------------------------------------------------------------------------------------
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class TrackBallBasedNavigation: public NavigationPolicy
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{
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public:
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TrackBallBasedNavigation();
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virtual ~TrackBallBasedNavigation();
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void enableEventEating(bool enable) { m_consumeEvents = enable; }
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protected:
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// General navigation policy overrides
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virtual void init();
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virtual void setView( const cvf::Vec3d& alongDirection, const cvf::Vec3d& upDirection );
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virtual cvf::Vec3d pointOfInterest();
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virtual void setPointOfInterest(cvf::Vec3d poi);
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// Track ball navigation specific
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void initializeRotationCenter();
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cvf::ref<cvf::ManipulatorTrackball> m_trackball;
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bool m_isRotCenterInitialized;
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cvf::Vec3d m_pointOfInterest;
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bool m_isNavigating;
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bool m_hasMovedMouseDuringNavigation;
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// Zooming towards cursor
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void zoomAlongRay( cvf::Ray* ray, int delta );
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bool m_isZooming;
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cvf::ref<cvf::Ray> m_zoomRay;
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int m_lastPosX; /// Previous mouse position
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int m_lastPosY;
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bool isSupposedToConsumeEvents() { return m_consumeEvents; }
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private:
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bool m_consumeEvents;
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};
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} // End namespace caf
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