49 lines
1003 B
C
49 lines
1003 B
C
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/**
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* @file lv_hal.h
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*
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*/
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#ifndef LV_HAL_H
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#define LV_HAL_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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#include "lv_hal_disp.h"
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#include "lv_hal_indev.h"
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#include "lv_hal_tick.h"
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/*********************
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* DEFINES
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*********************/
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/**
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* Same as Android's DIP. (Different name is chosen to avoid mistype between LV_DPI and LV_DIP)
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* 1 dip is 1 px on a 160 DPI screen
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* 1 dip is 2 px on a 320 DPI screen
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* https://stackoverflow.com/questions/2025282/what-is-the-difference-between-px-dip-dp-and-sp
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*/
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#define _LV_DPX_CALC(dpi, n) ((n) == 0 ? 0 :LV_MAX((( (dpi) * (n) + 80) / 160), 1)) /*+80 for rounding*/
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#define LV_DPX(n) _LV_DPX_CALC(lv_disp_get_dpi(NULL), n)
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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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* MACROS
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**********************/
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#ifdef __cplusplus
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} /*extern "C"*/
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#endif
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#endif
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