GUICenterFocusContainer.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 GUICENTERFOCUSCONTAINER__H_
#define GUICENTERFOCUSCONTAINER__H_
 
#include "GUICompositeObject.h"
#include "SafeGUIObjectPtr.h"
 
 
// @guiliani_doxygen toplevel_control Center Focus Container
// @endguiliani_doxygen
class CGUICenterFocusContainer
    : public CGUICompositeObject
{
public:
    CGUICenterFocusContainer(
        CGUICompositeObject* const pkParent,
        const eC_Value& vX, const eC_Value& vY,
        const eC_Value& vWidth, const eC_Value& vHeight,
        const eC_Value& vCenterX, const eC_Value& vCenterY,
        const ObjectHandle_t &eID = NO_HANDLE);
 
    CGUICenterFocusContainer();
 
    virtual ~CGUICenterFocusContainer();
 
    void Init();
 
    void GetFocus();
 
    virtual void DoAnimate(const eC_Value& vTimes = eC_FromInt(1));
 
    void SetCenterObject(CGUIObject* const pkObject);
 
    CGUIObject* GetCenterObject() const { return m_pkCenterObject; }
 
    void SetInertia(eC_Value vInertiaX, eC_Value vInertiaY) { m_vInertiaX = vInertiaX; m_vInertiaY = vInertiaY; }
 
    void JumpToCenterObject();
 
    eC_Value GetFocusCenterRelY() const;
 
    eC_Value GetFocusCenterRelX() const;
 
    void SetFocusCenter(eC_Value vCenterX, eC_Value vCenterY);
 
    void SetCenterOnImmediateChildrenOnly(eC_Bool bCenterOnImmediateChildrenOnly);
 
    virtual eC_Bool DoDrag(
        const eC_Value& vDeltaX,
        const eC_Value& vDeltaY,
        const eC_Value& vAbsX,
        const eC_Value& vAbsY);
 
    virtual eC_Bool DoDragEnd(
        const eC_Value& vAbsX,
        const eC_Value& vAbsY);
 
#ifdef GUILIANI_STREAM_GUI
    virtual void ReadFromStream();
#endif
#ifdef GUILIANI_WRITE_GUI
    virtual void WriteToStream(const eC_Bool bWriteClassID = false);
#endif
 
    eC_Value GetFocusCenterCurrentAbsX() const;
 
    eC_Value GetFocusCenterCurrentAbsY() const;
 
    void SetDragSensitivity(eC_UInt uiHorizontalSensitivity, eC_UInt uiVerticalSensitivity)
    {
        m_uiHorDragSensitivity=uiHorizontalSensitivity;
        m_uiVertDragSensitivity=uiVerticalSensitivity;
    }
 
private:
    void StartDrag(eC_Value vAbsX, eC_Value vAbsY);
 
    CSafeGUIObjectPtr m_pkCenterObject;
    eC_Bool     m_bCenterOnImmediateChildrenOnly;
    eC_Value    m_vInertiaX;
    eC_Value    m_vInertiaY;
    eC_Value    m_vFocusCenterX;
    eC_Value    m_vFocusCenterY;
    eC_Value    m_vTotalDragX;
    eC_Value    m_vTotalDragY;
    eC_UInt     m_uiVertDragSensitivity;
    eC_UInt     m_uiHorDragSensitivity;
    eC_Bool     m_bStopFocusState;
    eC_Bool     m_bDragging;
};
#endif