legato_widget_imagerotate.h

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/*******************************************************************************
 Module for Microchip Graphics Library - Legato User Interface Library
 
  Company:
    Microchip Technology Inc.
 
  File Name:
    legato_widget_imagerotate.h
 
  Summary:
 
 
  Description:
    This module implements a rotatable image widget.
*******************************************************************************/
 
#ifndef LEGATO_IMAGEROTATE_H
#define LEGATO_IMAGEROTATE_H
 
#include "gfx/legato/common/legato_common.h"
 
#if LE_IMAGEROTATE_WIDGET_ENABLED
 
#include "gfx/legato/image/legato_image.h"
#include "gfx/legato/widget/legato_widget.h"
 
typedef struct leImageRotateWidget leImageRotateWidget;
 
// *****************************************************************************
// *****************************************************************************
// Section: Data Types and Constants
// *****************************************************************************
// *****************************************************************************
 
/* internal use only */typedef struct leImageRotateWidget leImageRotateWidget;
 
#define LE_IMAGEROTATEWIDGET_VTABLE(THIS_TYPE) \
    LE_WIDGET_VTABLE(THIS_TYPE) \
    \
    leImage*          (*getImage)(const THIS_TYPE* _this); \
    leResult          (*setImage)(THIS_TYPE* _this, const leImage* img); \
    int32_t           (*getAngle)(const THIS_TYPE* _this); \
    leResult          (*setAngle)(THIS_TYPE* _this, int32_t a); \
    leImageFilterMode (*getFilter)(const THIS_TYPE* _this); \
    leResult          (*setFilter)(THIS_TYPE* _this, leImageFilterMode filter); \
 
typedef struct leImageRotateWidgetVTable
{
    LE_IMAGEROTATEWIDGET_VTABLE(leImageRotateWidget)
} leImageRotateWidgetVTable;
 
// DOM-IGNORE-END
 
// *****************************************************************************
/* Enumeration:
    leImageRotateWidget
 
  Summary:
    Image rotate widget struct definition
 
  Description:
    An image rotate widget displays an image asset and can translate and resize that image.
 
  Remarks:
    None.
*/
 
typedef struct leImageRotateWidget
{
    leWidget widget; // widget base class
    
    const leImageRotateWidgetVTable* fn;
 
    const leImage* image; // pointer to image asset
 
    int32_t angle;
 
    leImageFilterMode filter;
} leImageRotateWidget;
 
/* internal use only */
void _leImageRotateWidget_Destructor(leImageRotateWidget* img);
 
void _leImageRotateWidget_Paint(leImageRotateWidget* img);
// *****************************************************************************
// *****************************************************************************
// Section: Routines
// *****************************************************************************
// *****************************************************************************
 
LIB_EXPORT leImageRotateWidget* leImageRotateWidget_New();
 
LIB_EXPORT void leImageRotateWidget_Constructor(leImageRotateWidget* wgt);
 
#ifdef _DOXYGEN_
#define THIS_TYPE struct leWidget
 
virtual leImage* getImage(const leImageRotateWidget* _this);
 
 
virtual leResult setImage(leImageRotateWidget* _this,
                          leImage* img);
 
 
virtual lePoint getOrigin(const leImageRotateWidget* _this);
 
 
virtual leResult setOrigin(leImageRotateWidget* _this,
                           lePoint origin);
 
// *****************************************************************************
virtual int32_t getAngle(const leImageRotateWidget* _this);
 
 
// *****************************************************************************
virtual leResult setAngle(leImageRotateWidget* _this,
                          int32_t angle);
 
 
// *****************************************************************************
virtual leImageFilter getFilter(const leImageRotateWidget* _this);
 
 
// *****************************************************************************
virtual leResult setFilter(leImageRotateWidget* _this,
                           leImageFilter filter);
 
#undef THIS_TYPE
#endif
 
 
#endif // LE_IMAGEROTATE_WIDGET_ENABLED
#endif /* LEGATO_IMAGEROTATE_H */