AtomicGameEngine-Examples/FeatureExamples/CPlusPlus/Source/HelloWorld.h

//
// Copyright (c) 2008-2016 the Urho3D project.
// Copyright (c) 2014-2016, THUNDERBEAST GAMES LLC All rights reserved
//
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// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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//

#pragma once

#include "Sample.h"

/// This first example, maintaining tradition, prints a "Hello World" message.
/// Furthermore it shows:
///     - Using the Sample / Application classes, which initialize the Urho3D engine and run the main loop
///     - Adding a Text element to the graphical user interface
///     - Subscribing to and handling of update events
class HelloWorld : public Sample
{
    ATOMIC_OBJECT(HelloWorld, Sample)

public:
    /// Construct.
    HelloWorld(Context* context);

    /// Setup after engine initialization and before running the main loop.
    virtual void Start();

protected:

private:
    /// Construct a new Text instance, containing the 'Hello World' String, and add it to the UI root element.
    void CreateText();
    /// Subscribe to application-wide logic update events.
    void SubscribeToEvents();
    /// Handle the logic update event.
    void HandleUpdate(StringHash eventType, VariantMap& eventData);
};