Clean up of scene nodes to support 2d and non int positioning.

src/visual_elements/TextNode.h

@@ -1,49 +0,0 @@
-#pragma once
-
-#include "MaterialNode.h"
-
-#include "FontItem.h"
-#include "TextData.h"
-
-#include <memory>
-#include <string>
-
-class TextNode : public MaterialNode
-{
-public:
-    TextNode(const std::string& content, const DiscretePoint& loc);
-
-    ~TextNode();
-
-    static std::unique_ptr<TextNode> Create(const std::string& content, const DiscretePoint& loc);
-
-    std::string getContent() const;
-    std::string getFontLabel() const;
-
-    SceneItem* getSceneItem(std::size_t idx) const override;
-    unsigned getNumSceneItems() const override;
-
-    unsigned getWidth() const;
-    unsigned getHeight() const;
-
-    void setWidth(unsigned width);
-    void setHeight(unsigned height);
-
-    void setContent(const std::string& content);
-
-    void update(FontsManager* fontsManager) override;
-private:
-
-    void updateLines(FontsManager* fontsManager);
-
-    TextData mTextData;
-    bool mContentIsDirty{true};
-    bool mLinesAreDirty{true};
-
-    unsigned mWidth{1};
-    unsigned mHeight{1};
-
-    std::unique_ptr<SceneItem> mTextItem;
-};
-
-using TextNodetr = std::unique_ptr<TextNode>;