GUISegmentBar.h

/*
* Copyright (C) TES Electronic Solutions GmbH,
* All Rights Reserved.
* Contact: info@guiliani.de
*
* This file is part of the Guiliani HMI framework
* for the development of graphical user interfaces on embedded systems.
*/
 
#ifndef GUISEGMENTBAR_H
#define GUISEGMENTBAR_H
 
#include "GUIAbstractBar.h"
 
#include "GUICommonEnums.h"
#include "GUIImageResource.h"
#include "GUINinePatch.h"
 
class CGUISegmentBar : public CGUIAbstractBar
{
public:
    CGUISegmentBar(
        CGUICompositeObject* const pkParent,
        const eC_Value& vX, const eC_Value& vY,
        const eC_Value& vWidth, const eC_Value& vHeight,
        const ObjectHandle_t &eID = NO_HANDLE);
 
    CGUISegmentBar();
 
    virtual ~CGUISegmentBar();
 
    void SetImages(const ImageResource_t& eInactiveImage, const ImageResource_t& eActiveImage);
 
    void GetImages(ImageResource_t& eInactiveImage, ImageResource_t& eActiveImage) const;
 
    CGUINinePatch GetNinePatch();
 
    void SetOrientation(const CGUICommonEnums::Orientation_t& eOrientation);
 
    CGUICommonEnums::Orientation_t GetOrientation() const;
 
    void SetMargin(const eC_Value& vMarginX, const eC_Value& vMarginY);
 
    void GetMargin(eC_Value& vMarginX, eC_Value& vMarginY) const;
 
    void SetGap(const eC_Value& vGap);
 
    eC_Value GetGap() const;
 
    void SetSegmentSize(const eC_Value& vSegmentWidth, const eC_Value& vSegmentHeight);
 
    void GetSegmentSize(eC_Value& vSegmentWidth, eC_Value& vSegmentHeight) const;
 
    void SetAutoStretch(const eC_Bool& bAutoStretch);
 
    eC_Bool GetAutoStretch() const;
 
    eC_Bool OnValueChange();
 
    virtual void SetWidth(const eC_Value& vX);
 
    virtual void SetHeight(const eC_Value& vY);
 
    virtual eC_Bool DoButtonDown(
        const eC_Value& vAbsX,
        const eC_Value& vAbsY);
 
    virtual eC_Bool DoDrag(
        const eC_Value& vDeltaX,
        const eC_Value& vDeltaY,
        const eC_Value& vAbsX,
        const eC_Value& vAbsY);
 
    virtual eC_Bool DoClick(
        const eC_Value& vAbsX,
        const eC_Value& vAbsY);
 
#if defined(GUILIANI_STREAM_GUI)
    virtual void ReadFromStream();
#endif
 
#if defined(GUILIANI_WRITE_GUI)
    virtual void WriteToStream(const eC_Bool bWriteClassID = false);
#endif
 
    virtual eC_Bool IsHighlightable() const { return false; }
 
protected:
    virtual eC_Bool DoDraw();
 
private:
    void Init();
 
    void DeInit();
 
    void UpdateValues();
    void CalculateValue(const eC_Value& vPosX, const eC_Value& vPosY);
 
private:
    // streamed members
    CGUICommonEnums::Orientation_t m_eOrientation; 
    ImageResource_t m_eInactiveImage; 
    ImageResource_t m_eActiveImage; 
    CGUINinePatch m_kSegmentNinePatch; 
    eC_Bool m_bAutoStretch; 
    eC_Value m_vMarginX; 
    eC_Value m_vMarginY; 
    eC_Value m_vSegmentWidth; 
    eC_Value m_vSegmentHeight; 
    eC_Value m_vGapBetweenSegments; 
 
    // internal members
    eC_Value m_vScaledSegmentWidth; 
    eC_Value m_vScaledSegmentHeight; 
    eC_Value m_vAdvanceX; 
    eC_Value m_vAdvanceY; 
    eC_UInt m_uiNumberOfSegments; 
};
 
#endif