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https://github.com/Lurkars/esp-ena.git
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319 lines
10 KiB
C
319 lines
10 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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#include <string.h>
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#include <time.h>
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#include <sys/time.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_log.h"
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#include "driver/gpio.h"
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#include "ssd1306.h"
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#include "ssd1306-gfx.h"
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#include "interface.h"
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static interface_input_callback current_input_callback_rst;
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static interface_input_callback current_input_callback_set;
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static char current_text[255];
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static uint8_t current_cursor;
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static char current_char_set[32];
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static uint8_t current_char_index;
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static uint8_t current_limit;
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static uint8_t current_max_index;
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static char char_set_uppercase[32];
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static char char_set_lowercase[32];
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static char char_set_numeric[32];
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static char char_set_special1[32];
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static char char_set_special_uppercasecase[32];
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static char char_set_special_lowercase[32];
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void interface_input_set_char_set(void)
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{
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char *ret;
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char cur_char = current_text[current_cursor];
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if ((ret = strchr(char_set_lowercase, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_lowercase);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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else if ((ret = strchr(char_set_numeric, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_numeric);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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else if ((ret = strchr(char_set_special1, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_special1);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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else if ((ret = strchr(char_set_special_uppercasecase, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_special_uppercasecase);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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else if ((ret = strchr(char_set_special_lowercase, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_special_lowercase);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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else if ((ret = strchr(char_set_uppercase, cur_char)) != NULL)
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{
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strcpy(current_char_set, char_set_uppercase);
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current_char_index = strlen(current_char_set) - strlen(ret);
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}
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printf("current_char_set: %d %s\n", strlen(current_char_set), current_char_set);
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}
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void interface_input_set(void)
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{
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if (current_input_callback_rst != NULL)
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{
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(*current_input_callback_rst)(current_text, current_cursor);
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}
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}
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void interface_input_rst(void)
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{
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if (current_input_callback_set != NULL)
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{
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(*current_input_callback_set)(current_text, current_cursor);
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}
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}
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void interface_input_lft(void)
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{
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if (current_cursor > 0)
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{
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current_cursor--;
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interface_input_set_char_set();
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}
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}
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void interface_input_rht(void)
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{
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if (current_cursor < current_limit)
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{
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current_cursor++;
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if (current_cursor > current_max_index)
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{
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current_max_index = current_cursor;
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strcpy(current_char_set, char_set_uppercase);
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current_char_index = 0;
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current_text[current_cursor] = current_char_set[current_char_index];
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}
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else
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{
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interface_input_set_char_set();
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}
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}
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}
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void interface_input_mid(void)
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{
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if (current_char_set[0] == char_set_uppercase[0])
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{
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strcpy(current_char_set, char_set_lowercase);
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}
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else if (current_char_set[0] == char_set_lowercase[0])
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{
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strcpy(current_char_set, char_set_numeric);
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}
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else if (current_char_set[0] == char_set_numeric[0])
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{
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strcpy(current_char_set, char_set_special1);
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}
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else if (current_char_set[0] == char_set_special1[0])
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{
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strcpy(current_char_set, char_set_special_uppercasecase);
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}
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else if (current_char_set[0] == char_set_special_uppercasecase[0])
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{
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strcpy(current_char_set, char_set_special_lowercase);
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}
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else if (current_char_set[0] == char_set_special_lowercase[0])
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{
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strcpy(current_char_set, char_set_uppercase);
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}
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current_char_index = 0;
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current_text[current_cursor] = current_char_set[current_char_index];
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printf("current_char_set: %d %s\n", strlen(current_char_set), current_char_set);
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}
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void interface_input_up(void)
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{
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if (current_char_index == 0)
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{
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current_char_index = strlen(current_char_set) - 1;
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}
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else
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{
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current_char_index--;
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}
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current_text[current_cursor] = current_char_set[current_char_index];
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}
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void interface_input_dwn(void)
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{
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if (current_char_index == strlen(current_char_set) - 1)
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{
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current_char_index = 0;
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}
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else
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{
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current_char_index++;
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}
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current_text[current_cursor] = current_char_set[current_char_index];
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}
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void interface_input_display(void)
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{
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// buttons
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ssd1306_set_button(SSD1306_ADDRESS, interface_get_label_text(&interface_text_button_cancel), true, false);
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ssd1306_set_button(SSD1306_ADDRESS, interface_get_label_text(&interface_text_button_ok), false, true);
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size_t start = 0;
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uint8_t display_cursor = current_cursor + 1;
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if (current_cursor > 13)
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{
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start = current_cursor - 13;
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display_cursor = 14;
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}
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// arrow
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if (current_cursor > 0)
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{
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_arrow_left, 8, 2, 0, false);
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}
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else
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{
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_clear, 8, 2, 0, false);
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}
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// bounday
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ssd1306_text_line_column(SSD1306_ADDRESS, "______________", 2, 1, false);
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// arrow
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if (current_cursor < current_limit)
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{
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_arrow_right, 8, 2, 15 * 8, false);
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}
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else
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{
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_clear, 8, 2, 15 * 8, false);
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}
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// text
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size_t text_length = strlen(current_text);
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if (strlen(current_text) > 14)
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{
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text_length = 14;
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}
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size_t length = text_length * 8;
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uint8_t *textdata = calloc(length, sizeof(uint8_t));
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for (uint8_t i = 0; i < text_length; i++)
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{
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memcpy(&textdata[i * 8], ssd1306_gfx_font[(uint8_t)current_text[i + start] - 32], 8);
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}
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ssd1306_data(SSD1306_ADDRESS, textdata, length, 2, 8, true);
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free(textdata);
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// clear
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ssd1306_clear_line(SSD1306_ADDRESS, 0, false);
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ssd1306_clear_line(SSD1306_ADDRESS, 1, false);
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ssd1306_clear_line(SSD1306_ADDRESS, 3, false);
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ssd1306_clear_line(SSD1306_ADDRESS, 4, false);
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uint8_t current_char = (uint8_t)current_char_set[current_char_index] - 32;
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uint8_t prev_char = (uint8_t)current_char_set[current_char_index - 1] - 32;
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uint8_t next_char = (uint8_t)current_char_set[current_char_index + 1] - 32;
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if (current_char_index == 0)
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{
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prev_char = (uint8_t)current_char_set[strlen(current_char_set) - 1] - 32;
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}
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if (current_char_index == strlen(current_char_set) - 1)
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{
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next_char = (uint8_t)current_char_set[0] - 32;
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}
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// arrow
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_arrow_up, 8, 0, display_cursor * 8, false);
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// upper char
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_font[prev_char], 8, 1, display_cursor * 8, false);
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// sel char
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_font[current_char], 8, 2, display_cursor * 8, false);
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// lower char
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_font[next_char], 8, 3, display_cursor * 8, false);
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// arrow
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ssd1306_data(SSD1306_ADDRESS, ssd1306_gfx_arrow_down, 8, 4, display_cursor * 8, false);
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}
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void interface_input_set_text(char *text)
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{
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ssd1306_utf8_to_ascii(text, current_text);
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current_cursor = strlen(current_text) - 1;
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current_max_index = current_cursor;
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interface_input_set_char_set();
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}
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void interface_input(interface_input_callback callback_rst, interface_input_callback callback_set, uint8_t limit)
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{
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current_input_callback_rst = callback_rst;
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current_input_callback_set = callback_set;
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current_cursor = 0;
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current_limit = limit - 1;
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ssd1306_utf8_to_ascii("ABCDEFGHIJKLMNOPQRSTUVWXYZ", char_set_uppercase);
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ssd1306_utf8_to_ascii("abcdefghijklmnopqrstuvwxyz", char_set_lowercase);
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ssd1306_utf8_to_ascii(" !\"#$%&'()*+,-,&:;<=>@[\\]^_´`{}", char_set_special1);
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ssd1306_utf8_to_ascii("0123456789", char_set_numeric);
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ssd1306_utf8_to_ascii("ÄÖÜ", char_set_special_uppercasecase);
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ssd1306_utf8_to_ascii("äöü", char_set_special_lowercase);
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strcpy(current_char_set, char_set_uppercase);
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printf("char_set_uppercase: %d %s\n", strlen(char_set_uppercase), char_set_uppercase);
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printf("char_set_lowercase: %d %s\n", strlen(char_set_lowercase), char_set_lowercase);
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printf("char_set_numeric: %d %s\n", strlen(char_set_numeric), char_set_numeric);
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printf("char_set_special1: %d %s\n", strlen(char_set_special1), char_set_special1);
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printf("char_set_special_uppercasecase: %d %s\n", strlen(char_set_special_uppercasecase), char_set_special_uppercasecase);
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printf("char_set_special_lowercase: %d %s\n", strlen(char_set_special_lowercase), char_set_special_lowercase);
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current_char_index = 0;
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current_max_index = 0;
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if (current_limit == 0)
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{
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current_limit = 255;
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}
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current_text[current_cursor] = current_char_set[current_char_index];
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interface_register_button_callback(INTERFACE_BUTTON_RST, &interface_input_rst);
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interface_register_button_callback(INTERFACE_BUTTON_SET, &interface_input_set);
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interface_register_button_callback(INTERFACE_BUTTON_LFT, &interface_input_lft);
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interface_register_button_callback(INTERFACE_BUTTON_RHT, &interface_input_rht);
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interface_register_button_callback(INTERFACE_BUTTON_MID, &interface_input_mid);
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interface_register_button_callback(INTERFACE_BUTTON_UP, &interface_input_up);
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interface_register_button_callback(INTERFACE_BUTTON_DWN, &interface_input_dwn);
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interface_set_display_function(&interface_input_display);
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ESP_LOGD(INTERFACE_LOG, "start input interface");
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}
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