Console.hpp

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Development Kit"
// For conditions of distribution and use, see copyright notice in Prerequesites.hpp

#pragma once

#ifndef NDK_SERVER
#ifndef NDK_CONSOLE_HPP
#define NDK_CONSOLE_HPP

#include <Nazara/Core/HandledObject.hpp>
#include <Nazara/Core/ObjectHandle.hpp>
#include <Nazara/Graphics/Sprite.hpp>
#include <Nazara/Graphics/TextSprite.hpp>
#include <Nazara/Utility/Node.hpp>
#include <Nazara/Utility/SimpleTextDrawer.hpp>
#include <NDK/EntityOwner.hpp>

namespace Nz
{
    class LuaState;
    struct WindowEvent;
}

namespace Ndk
{
    class Console;

    using ConsoleHandle = Nz::ObjectHandle<Console>;

    class NDK_API Console : public Nz::Node, public Nz::HandledObject<Console>
    {
        public:
            Console(World& world, const Nz::Vector2f& size, Nz::LuaState& state);
            Console(const Console& console) = delete;
            Console(Console&& console) = default;
            ~Console() = default;

            void AddLine(const Nz::String& text, const Nz::Color& color = Nz::Color::White);

            void Clear();

            inline unsigned int GetCharacterSize() const;
            inline const EntityHandle& GetHistory() const;
            inline const EntityHandle& GetHistoryBackground() const;
            inline const EntityHandle& GetInput() const;
            inline const EntityHandle& GetInputBackground() const;
            inline const Nz::Vector2f& GetSize() const;
            inline const Nz::FontRef& GetTextFont() const;

            inline bool IsVisible() const;

            void SendCharacter(char32_t character);
            void SendEvent(const Nz::WindowEvent& event);

            void SetCharacterSize(unsigned int size);
            void SetSize(const Nz::Vector2f& size);
            void SetTextFont(Nz::FontRef font);

            void Show(bool show = true);

            Console& operator=(const Console& console) = delete;
            Console& operator=(Console&& console) = default;

        private:
            void AddLineInternal(const Nz::String& text, const Nz::Color& color = Nz::Color::White);
            void ExecuteInput();
            void Layout();
            void RefreshHistory();

            struct Line
            {
                Nz::Color color;
                Nz::String text;
            };

            std::size_t m_historyPosition;
            std::vector<Nz::String> m_commandHistory;
            std::vector<Line> m_historyLines;
            EntityOwner m_historyBackground;
            EntityOwner m_history;
            EntityOwner m_input;
            EntityOwner m_inputBackground;
            Nz::FontRef m_defaultFont;
            Nz::LuaState& m_state;
            Nz::SpriteRef m_historyBackgroundSprite;
            Nz::SpriteRef m_inputBackgroundSprite;
            Nz::SimpleTextDrawer m_historyDrawer;
            Nz::SimpleTextDrawer m_inputDrawer;
            Nz::TextSpriteRef m_historyTextSprite;
            Nz::TextSpriteRef m_inputTextSprite;
            Nz::Vector2f m_size;
            bool m_opened;
            unsigned int m_characterSize;
            unsigned int m_maxHistoryLines;
    };
}

#include <NDK/Console.inl>

#endif // NDK_CONSOLE_HPP
#endif // NDK_SERVER