# Copyright (c) 2018-2019 Jan Van Winkel <jan.van_winkel@dxplore.eu>
# Copyright (c) 2020 Teslabs Engineering S.L.
# SPDX-License-Identifier: Apache-2.0

menu "Graphical settings"

DT_CHOSEN_ZEPHYR_DISPLAY := zephyr,display
DT_CZD_PATH:= $(dt_chosen_path,$(DT_CHOSEN_ZEPHYR_DISPLAY))
DT_CZD_HOR_RES_MAX := $(dt_node_int_prop_int,$(DT_CZD_PATH),width)
DT_CZD_VER_RES_MAX := $(dt_node_int_prop_int,$(DT_CZD_PATH),height)

config LVGL_DISPLAY_DEV_NAME
	string "Display device name"
	default "$(dt_chosen_label,$(DT_CHOSEN_ZEPHYR_DISPLAY))" if HAS_DTS
	default "DISPLAY"
	help
	  Name of the display device to use for rendering.

config LVGL_HOR_RES_MAX
	int "Horizontal Screen Resolution"
	default "$(DT_CZD_HOR_RES_MAX)" if HAS_DTS
	default 480
	help
	  Horizontal screen resolution in pixels

config LVGL_VER_RES_MAX
	int "Vertical Screen Resolution"
	default "$(DT_CZD_VER_RES_MAX)" if HAS_DTS
	default 320
	help
	  Vertical screen resolution in pixels

choice LVGL_COLOR_DEPTH
	prompt "Color Depth"
	default LVGL_COLOR_DEPTH_32
	help
	  Color depth to be used by library

	config LVGL_COLOR_DEPTH_32
		bool "32-bit"

	config LVGL_COLOR_DEPTH_16
		bool "16-bit"

	config LVGL_COLOR_DEPTH_8
		bool "8-bit"

	config LVGL_COLOR_DEPTH_1
		bool "1-bit"

endchoice

config LVGL_COLOR_16_SWAP
	bool "RGB565 byte swap"
	depends on LVGL_COLOR_DEPTH_16
	help
	  Swap the 2 bytes of a RGB565 pixel.

config LVGL_COLOR_SCREEN_TRANSP
	bool "Transparency support"
	depends on LVGL_COLOR_DEPTH_32
	help
	  Enable screen transparency. Useful for OSD or other overlapping GUISs.

choice
	prompt "Chroma key color"
	default LVGL_COLOR_TRANSP_GREEN
	help
	  Color to to use as chroma key

	config LVGL_COLOR_TRANSP_RED
		bool "Red"

	config LVGL_COLOR_TRANSP_GREEN
		bool "Green"

	config LVGL_COLOR_TRANSP_BLUE
		bool "Blue"

	config LVGL_COLOR_TRANSP_CUSTOM
		bool "Custom"

endchoice

if LVGL_COLOR_TRANSP_CUSTOM

config LVGL_CUSTOM_COLOR_TRANSP_RED
	hex "Chroma Key Red"
	range 0x00 0xFF
	default 0x00
	help
	  Value of the color red to be used in the chroma key

config LVGL_CUSTOM_COLOR_TRANSP_GREEN
	hex "Chroma Key Green"
	range 0x00 0xFF
	default 0xFF
	help
	  Value of the color green to be used in the chroma key

config LVGL_CUSTOM_COLOR_TRANSP_BLUE
	hex "Chroma Key Blue"
	range 0x00 0xFF
	default 0x00
	help
	  Value of the color blue to be used in the chroma key

endif # LVGL_COLOR_TRANSP_CUSTOM

config LVGL_ANTIALIAS
	bool "Enable anti-aliasing"
	help
	  Enable anti-aliasing

config LVGL_DISP_DEF_REFR_PERIOD
	int "Screen refresh period"
	default 30
	help
	  Screen refresh period in milliseconds

config LVGL_DPI
	int "DPI"
	default 130
	help
	  Dots per inch (DPI)

config LVGL_DISP_SMALL_LIMIT
	int "Small display limit"
	default 30
	help
	  According to the width of the display (hor. res. / dpi) the displays fall
	  in 4 categories. This limit is the threshold for small displays.

config LVGL_DISP_MEDIUM_LIMIT
	int "Medium display limit"
	default 50
	help
	  According to the width of the display (hor. res. / dpi) the displays fall
	  in 4 categories. This limit is the threshold for medium displays.

config LVGL_DISP_LARGE_LIMIT
	int "Large display limit"
	default 70
	help
	  According to the width of the display (hor. res. / dpi) the displays fall
	  in 4 categories. This limit is the threshold for large displays.

endmenu