legato_widget_arc.h

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/*******************************************************************************
 Module for Microchip Graphics Library - Legato User Interface Library
 
  Company:
    Microchip Technology Inc.
 
  File Name:
    legato_widget_arc.h
 
  Summary:
 
 
  Description:
    This module implements arc drawing widget functions.
*******************************************************************************/
#ifndef LEGATO_WIDGET_ARC_H
#define LEGATO_WIDGET_ARC_H
 
#include "gfx/legato/common/legato_common.h"
 
#if LE_ARC_WIDGET_ENABLED == 1
 
#include "gfx/legato/widget/legato_widget.h"
 
// *****************************************************************************
// *****************************************************************************
// Section: Data Types and Constants
// *****************************************************************************
// *****************************************************************************
 
/* internal use only */
typedef struct leArcWidget leArcWidget;
 
#define LE_ARCWIDGET_VTABLE(THIS_TYPE) \
    LE_WIDGET_VTABLE(THIS_TYPE) \
    \
    uint32_t    (*getRadius)(const THIS_TYPE* _this); \
    leResult    (*setRadius)(THIS_TYPE* _this, uint32_t rad); \
    int32_t     (*getStartAngle)(const THIS_TYPE* _this); \
    leResult    (*setStartAngle)(THIS_TYPE* _this, int32_t ang); \
    uint32_t    (*getThickness)(const THIS_TYPE* _this); \
    leResult    (*setThickness)(THIS_TYPE* _this, uint32_t val); \
    int32_t     (*getCenterAngle)(const THIS_TYPE* _this); \
    leResult    (*setCenterAngle)(THIS_TYPE* _this, int32_t ang); \
    leBool      (*getRoundEdge)(const THIS_TYPE* _this); \
    leResult    (*setRoundEdge)(THIS_TYPE* _this, leBool rnd); \
    
typedef struct leArcWidgetVTable
{
    LE_ARCWIDGET_VTABLE(leArcWidget)
} leArcWidgetVTable; 
typedef struct leArcWidget
{
    leWidget widget;            
    const leArcWidgetVTable* fn; 
    uint32_t radius;            
    int32_t startAngle;         
    int32_t centerAngle;        
    uint32_t endAngle;          
    uint32_t thickness;         
    leBool roundEdge;           
} leArcWidget;
 
// *****************************************************************************
// *****************************************************************************
// Section: Routines
// *****************************************************************************
// *****************************************************************************
 
LIB_EXPORT leArcWidget* leArcWidget_New();
 
LIB_EXPORT void leArcWidget_Constructor(leArcWidget* wgt);
 
#ifdef _DOXYGEN_
#define THIS_TYPE struct leWidget
 
virtual uint32_t getRadius(const leArcWidget* _this);
 
virtual leResult setRadius(leArcWidget* _this,
                          uint32_t rad);
 
virtual int32_t getStartAngle(const leArcWidget* _this);
 
virtual leResult setStartAngle(leArcWidget* _this,
                              int32_t angle);
 
virtual uint32_t getThickness(const leArcWidget* _this);
 
virtual leResult setThickness(leArcWidget* _this,
                             uint32_t thickness);
 
virtual int32_t getCenterAngle(const leArcWidget* _this);
 
virtual leResult setCenterAngle(THIS_TYPE* _this,
                                int32_t angle);
 
virtual leBool getRoundEdge(const THIS_TYPE* _this);
 
virtual leResult setRoundEdge(THIS_TYPE* _this,
                             leBool round);
 
 
#undef THIS_TYPE
#endif
 
#endif // LE_ARC_WIDGET_ENABLED
#endif /* LEGATO_WIDGET_ARC_H */