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85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
//
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// Created by Bradley Austin Davis on 2017/10/24
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// Copyright 2013-2017 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#ifndef hifi_StylusPointer_h
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#define hifi_StylusPointer_h
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#include <Pointer.h>
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#include <shared/Bilateral.h>
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#include <RegisteredMetaTypes.h>
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#include "ui/overlays/Overlay.h"
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#include "StylusPick.h"
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class StylusPointer : public Pointer {
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using Parent = Pointer;
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using Ptr = std::shared_ptr<StylusPointer>;
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public:
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StylusPointer(const QVariant& props, const OverlayID& stylusOverlay, bool hover, bool enabled);
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~StylusPointer();
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void updateVisuals(const PickResultPointer& pickResult) override;
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// Styluses have three render states:
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// default: "events on" -> render and hover/trigger
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// "events off" -> render, don't hover/trigger
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// "disabled" -> don't render, don't hover/trigger
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void setRenderState(const std::string& state) override;
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void editRenderState(const std::string& state, const QVariant& startProps, const QVariant& pathProps, const QVariant& endProps) override {}
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static OverlayID buildStylusOverlay(const QVariantMap& properties);
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protected:
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PickedObject getHoveredObject(const PickResultPointer& pickResult) override;
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Buttons getPressedButtons(const PickResultPointer& pickResult) override;
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bool shouldHover(const PickResultPointer& pickResult) override;
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bool shouldTrigger(const PickResultPointer& pickResult) override;
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PointerEvent buildPointerEvent(const PickedObject& target, const PickResultPointer& pickResult, const std::string& button = "", bool hover = true) override;
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private:
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void show(const StylusTip& tip);
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void hide();
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struct TriggerState {
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PickedObject triggeredObject;
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glm::vec3 intersection { NAN };
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glm::vec2 triggerPos2D { NAN };
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glm::vec3 surfaceNormal { NAN };
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quint64 triggerStartTime { 0 };
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bool deadspotExpired { true };
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bool triggering { false };
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bool wasTriggering { false };
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bool hovering { false };
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};
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TriggerState _state;
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enum RenderState {
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EVENTS_ON = 0,
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EVENTS_OFF,
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DISABLED
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};
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RenderState _renderState { EVENTS_ON };
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const OverlayID _stylusOverlay;
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static bool isWithinBounds(float distance, float min, float max, float hysteresis);
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static glm::vec3 findIntersection(const PickedObject& pickedObject, const glm::vec3& origin, const glm::vec3& direction);
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static glm::vec2 findPos2D(const PickedObject& pickedObject, const glm::vec3& origin);
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};
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#endif // hifi_StylusPointer_h
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