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SourceVuESP-IDF Framework and Examplesi2c_oled samplelv_img_cf_has_alpha()

lv_img_cf_has_alpha() function

Check if a color format has alpha channel or not

Syntax

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Summary

Declaration

Definition

from lv_draw_img.h:98

bool lv_img_cf_has_alpha(lv_img_cf_t cf);

Implemented in lv_draw_img.c:160

Arguments

Argument

Description

cf

a color format (`LV_IMG_CF_...`)

Return value

true: has alpha channel; false: doesn't have alpha channel

Examples

References

from examples