YiImageSceneNode.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_IMAGE_SCENE_NODE_H_
#define _YI_IMAGE_SCENE_NODE_H_

#include "scenetree/YiSceneNode.h"

class CYIImageSceneNode : public CYISceneNode
{
public:
    
    enum SIZE_MODE
    {
        SIZE_STRETCH = 0,     
        SIZE_FILL,            
        SIZE_FIT,             
        SIZE_ORIGINAL_SIZE    
    };

    enum REPEAT_MODE
    {
        REPEAT_NONE,            
        REPEAT_TILE,            
        REPEAT_MIRROR,          
        REPEAT_CLAMP_TO_EDGE    
    };
    
    CYIImageSceneNode();
    virtual ~CYIImageSceneNode();
    
    virtual bool Init() override;
    
    virtual void SetSize(const glm::vec3 &vSize, bool bDirtyLayout = true) override;
    
    void SetSizeMode(SIZE_MODE eScaleMode);
    
    SIZE_MODE GetSizeMode() const;

    void SetRepeatMode(REPEAT_MODE eRepeatMode);

    REPEAT_MODE GetRepeatMode() const;

    void SetImageScale(const glm::vec2 &vImageScale);
    const glm::vec2 &GetImageScale() const;

    void SetImageAlignment(const glm::vec2 &vImageAlignment);
    const glm::vec2 &GetImageAlignment() const;

    void SetMipmappingEnabled(bool bEnable);

    bool IsMipmappingEnabled() const;

    virtual void Measure(const MeasureSpec &widthSpec, const MeasureSpec &heightSpec, const MeasureSpec &depthSpec) override;
    
protected:
    void RecalculateMesh();
    
    SIZE_MODE m_eSizeMode;
    REPEAT_MODE m_eRepeatMode;
    glm::vec2 m_vImageScale;
    glm::vec2 m_vImageAlignment;
    bool m_bUseMipmapping;

    YI_TYPE_BASES(CYIImageSceneNode, CYISceneNode)
};

#ifdef YI_FUNCTION_SPECIALIZATION_FULLY_SUPPORTED
template<>
inline const CYIImageSceneNode *YiDynamicCast<CYIImageSceneNode>(const CYISceneNode *pObject)
{
    return pObject ? (pObject->CanCastTo<CYIImageSceneNode>() ? static_cast<const CYIImageSceneNode *>(pObject) : nullptr) : nullptr;
}
#endif

#endif // _YI_IMAGE_SCENE_NODE_H_