mirror of
https://github.com/Lurkars/esp-ena.git
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125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
// Copyright 2020 Lukas Haubaum
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//
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// Licensed under the GNU Affero General Public License, Version 3;
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// https://www.gnu.org/licenses/agpl-3.0.html
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @file
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*
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* @brief interface for display
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*
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*/
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#ifndef _display_H_
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#define _display_H_
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#include "esp_system.h"
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/**
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*
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*/
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void display_utf8_to_ascii(char *input, char *output);
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/**
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*
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*/
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uint8_t *display_text_to_data(char *text, size_t text_length, size_t *length);
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/**
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* @brief initalize display
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*/
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void display_start(void);
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/**
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* @brief clear the display
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*
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* @param[in] line the line to clear
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* @param[in] invert if true, image is inverted
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*/
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void display_clear_line( uint8_t line, bool invert);
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/**
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* @brief clear the display
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*
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*/
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void display_clear(void);
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/**
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* @brief set display on or offf
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*
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* @param[in] on true if display on, false if display off
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*/
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void display_on(bool on);
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/**
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*
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*/
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uint8_t *display_text_to_data(char *text, size_t text_length, size_t *length);
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/**
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* @brief write raw bytes to display line at starting column
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*
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* @param[in] data bytes to display
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* @param[in] length length of data
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* @param[in] line the line to write to
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* @param[in] offset number of offset chars to start
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* @param[in] invert if true, image is inverted
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*/
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void display_data(uint8_t *data, size_t length, uint8_t line, uint8_t offset, bool invert);
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/**
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* @brief write chars to display
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*
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* @param[in] text text to display
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* @param[in] length length of text
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* @param[in] line the line to write to
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* @param[in] offset number of offset chars to start
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* @param[in] invert if true, image is inverted
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*/
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void display_chars(char *text, size_t length, uint8_t line, uint8_t offset, bool invert);
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/**
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* @brief write text to display line at starting column
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*
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* @param[in] text text to display
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* @param[in] line the line to write to
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* @param[in] offset number of offset chars to start
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* @param[in] invert if true, image is inverted
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*/
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void display_text_line_column(char *text, uint8_t line, uint8_t offset, bool invert);
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/**
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* @brief write text to display line
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*
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* @param[in] text text to display
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* @param[in] line the line to write to
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* @param[in] invert if true, image is inverted
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*/
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void display_text_line(char *text, uint8_t line, bool invert);
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/**
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* @brief display a button element
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*
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* @param[in] text button text
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* @param[in] selected is button selected
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* @param[in] primary is button primary
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*/
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void display_set_button(char *text, bool selected, bool primary);
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/**
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* @brief display a menu headline
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*
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* @param[in] text headline text
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* @param[in] arrows if left right arrows should be displays
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* @param[in] line line the line to write to
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*/
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void display_menu_headline(char *text, bool arrows, uint8_t line);
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#endif |