79 lines
1.4 KiB
C
79 lines
1.4 KiB
C
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/**
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* @file mousewheel.h
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*
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*/
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#ifndef MOUSEWHEEL_H
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#define MOUSEWHEEL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#ifndef LV_DRV_NO_CONF
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#ifdef LV_CONF_INCLUDE_SIMPLE
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#include "lv_drv_conf.h"
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#else
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#include "../../lv_drv_conf.h"
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#endif
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#endif
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#if USE_MOUSEWHEEL
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#ifdef LV_LVGL_H_INCLUDE_SIMPLE
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#include "lvgl.h"
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#else
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#include "lvgl/lvgl.h"
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#endif
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#ifndef MONITOR_SDL_INCLUDE_PATH
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#define MONITOR_SDL_INCLUDE_PATH <SDL2/SDL.h>
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#endif
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#include MONITOR_SDL_INCLUDE_PATH
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Initialize the encoder
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*/
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void mousewheel_init(void);
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/**
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* Get encoder (i.e. mouse wheel) ticks difference and pressed state
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* @param indev_drv pointer to the related input device driver
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* @param data store the read data here
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*/
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void mousewheel_read(lv_indev_drv_t * indev_drv, lv_indev_data_t * data);
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/**
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* It is called periodically from the SDL thread to check a key is pressed/released
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* @param event describes the event
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*/
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void mousewheel_handler(SDL_Event *event);
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/**********************
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* MACROS
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**********************/
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#endif /*USE_MOUSEWHEEL*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*MOUSEWHEEL_H*/
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