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554373eb3e
* Add property in OpenSpaceEngine for fading duration when enabling / disabling * Add interface for fadeable components and apply to renderable * Make layers a fadeable component * Make globelabels a fadeable component * Make labelscomponent a fadeable, and give it an enabled property * Make screenspace renderables fadeable components * Introduce concept of parent fadeables, to fade out subowners with parent * Make rings fadeable as well --------- Co-authored-by: Alexander Bock <alexander.bock@liu.se>
63 lines
3.0 KiB
C++
63 lines
3.0 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2023 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#ifndef __OPENSPACE_CORE___FADEABLE___H__
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#define __OPENSPACE_CORE___FADEABLE___H__
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#include <openspace/properties/scalar/floatproperty.h>
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namespace openspace {
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/**
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* This class is an interface for all things fadeable in the software; things that need
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* a fade and opacity property, which will be combined into a final opacity value
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*
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* A Fadeable can also be dependent on the fade value from a specified parent fadeable,
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* so that it fades out together with the parent
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*/
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class Fadeable {
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public:
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Fadeable();
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virtual ~Fadeable() = default;
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void setFade(float fade);
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void setParentFadeable(Fadeable* parent);
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float fade() const;
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virtual bool isVisible() const;
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/// Returns the full opacity constructed from the _opacity and _fade property values
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virtual float opacity() const;
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protected:
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properties::FloatProperty _opacity;
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properties::FloatProperty _fade;
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Fadeable* _parentFadeable = nullptr;
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};
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} // namespace openspace
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#endif // __OPENSPACE_CORE___FADEABLE___H__
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