SDK: Add RichTextAreaWidget (WIP)

SDK/include/NDK/Widgets/RichTextAreaWidget.hpp

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+// Copyright (C) 2017 Jérôme Leclercq
+// This file is part of the "Nazara Development Kit"
+// For conditions of distribution and use, see copyright notice in Prerequisites.hpp
+
+#pragma once
+
+#ifndef NDK_WIDGETS_RICHTEXTAREAWIDGET_HPP
+#define NDK_WIDGETS_RICHTEXTAREAWIDGET_HPP
+
+#include <Nazara/Utility/RichTextDrawer.hpp>
+#include <NDK/Widgets/AbstractTextAreaWidget.hpp>
+
+namespace Ndk
+{
+	class NDK_API RichTextAreaWidget : public AbstractTextAreaWidget
+	{
+		public:
+			RichTextAreaWidget(BaseWidget* parent);
+			RichTextAreaWidget(const RichTextAreaWidget&) = delete;
+			RichTextAreaWidget(RichTextAreaWidget&&) = default;
+			~RichTextAreaWidget() = default;
+
+			void AppendText(const Nz::String& text);
+
+			void Clear() override;
+
+			void Erase(std::size_t firstGlyph, std::size_t lastGlyph) override;
+
+			inline unsigned int GetCharacterSize() const;
+			inline const Nz::Color& GetTextColor() const;
+			inline Nz::Font* GetTextFont() const;
+
+			inline void SetCharacterSize(unsigned int characterSize);
+			inline void SetTextColor(const Nz::Color& color);
+			inline void SetTextFont(Nz::FontRef font);
+
+			void Write(const Nz::String& text, std::size_t glyphPosition) override;
+
+			RichTextAreaWidget& operator=(const RichTextAreaWidget&) = delete;
+			RichTextAreaWidget& operator=(RichTextAreaWidget&&) = default;
+
+		private:
+			Nz::AbstractTextDrawer& GetTextDrawer() override;
+			const Nz::AbstractTextDrawer& GetTextDrawer() const override;
+
+			void HandleIndentation(bool add) override;
+			void HandleSelectionIndentation(bool add) override;
+			void HandleWordCursorMove(bool left) override;
+
+			void UpdateDisplayText();
+
+			Nz::RichTextDrawer m_drawer;
+	};
+}
+
+#include <NDK/Widgets/RichTextAreaWidget.inl>
+
+#endif // NDK_WIDGETS_TEXTAREAWIDGET_HPP