YiDecoratedView.h

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// © You i Labs Inc. 2000-2018. All rights reserved.
#ifndef _YI_DECORATED_VIEW_H_
#define _YI_DECORATED_VIEW_H_

#include "utility/YiColor.h"
#include "view/YiSceneView.h"

#include <functional>

struct NVGcontext;

class CYIDecoratedView : public CYISceneView
{
public:
    enum OVERFLOW_MODE
    {
        OVERFLOW_HIDDEN,
        OVERFLOW_VISIBLE
    };

    CYIDecoratedView();
    virtual ~CYIDecoratedView();

    virtual bool Init() override;

    void SetBackgroundColor(const CYIColor &color);
    const CYIColor &GetBackgroundColor() const;

    void SetBorderThickness(float fThickness);
    float GetBorderThickness() const;

    void SetBorderColor(const CYIColor &color);
    const CYIColor &GetBorderColor() const;

    void SetCornerRadius(float fRadius);
    void SetCornerRadiuses(float fTopLeftRadius, float fTopRightRadius, float fBottomLeftRadius, float fBottomRightRadius);
    float GetTopLeftCornerRadius() const;
    float GetTopRightCornerRadius() const;
    float GetBottomLeftCornerRadius() const;
    float GetBottomRightCornerRadius() const;

    void SetOverflowMode(OVERFLOW_MODE eMode);
    OVERFLOW_MODE GetOverflowMode() const;

private:
    struct CornerRadius
    {
        CornerRadius(float fRadius = 0.0f);

        float fTopLeft;
        float fTopRight;
        float fBottomLeft;
        float fBottomRight;
    };

    virtual void BuildDrawList(std::vector<IYIRenderer::Command> &drawList, CYIAbstractCameraSceneNode *pCameraToDrawWith) override;
    void DoPreDrawActions() const;
    void DoPostDrawActions() const;

    void ParseProperties();
    void SetCornerRadius(const CornerRadius &radiuses);
    void DirtyRendering();

    CYIColor m_backgroundColor; // Defaults to transparent

    float m_fBorderThickness; // Defaults to 0.0 (no border)
    CYIColor m_borderColor; // Defaults to black
    CornerRadius m_cornerRadius; // Defaults to 0.0 (square corners)

    OVERFLOW_MODE m_eOverflowMode;

    std::function<void()> m_preDrawFunction;
    std::function<void()> m_postDrawFunction;
    NVGcontext *m_pVg;

    YI_TYPE_BASES(CYIDecoratedView, CYISceneView)
};

#endif // _YI_DECORATED_VIEW_H_