ExampleViewerDelegate.h

// Copyright (c) 2016 The Foundry Visionmongers Ltd. All Rights Reserved.

#ifndef EXAMPLEVIEWERDELEGATE_H_
#define EXAMPLEVIEWERDELEGATE_H_

#include <FnAttribute/FnGroupBuilder.h>
#include <FnViewer/plugin/FnViewerDelegate.h>
#include <FnViewer/plugin/FnViewerLocationEvent.h>
#include <FnAttribute/FnAttribute.h>

#include "SceneNode.h"

using Foundry::Katana::ViewerAPI::OptionIdGenerator;

class ExampleViewerDelegate : public Foundry::Katana::ViewerAPI::ViewerDelegate
{
public:
    ExampleViewerDelegate();
    ~ExampleViewerDelegate();

    static Foundry::Katana::ViewerAPI::ViewerDelegate* create();

    static void flush();

    void setup();

    void cleanup();

    void setOption(OptionIdGenerator::value_type optionId,
        FnAttribute::Attribute attr);

    FnAttribute::Attribute getOption(
        OptionIdGenerator::value_type optionId);

    void locationEvent(
            const Foundry::Katana::ViewerAPI::ViewerLocationEvent& event,
            bool locationHandled) override;

    void sourceLocationEvent(
            const Foundry::Katana::ViewerAPI::ViewerLocationEvent& event)
                    override;

    void locationsSelected(const std::vector<std::string>& locations);

    void freeze();

    void thaw();

    SceneNode* getSceneRoot() { return &m_sceneRoot; }

private:
    void dirtyAllViewports();

    void reactivateManipulators();

    typedef std::map<OptionIdGenerator::value_type,
        FnAttribute::Attribute> AttrMap;

    AttrMap m_options;

    SceneNode m_sceneRoot;
};

#endif  // EXAMPLEVIEWERDELEGATE_H_