mirror of
https://github.com/sle118/squeezelite-esp32.git
synced 2025-12-06 19:47:02 +03:00
118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/*
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* (c) 2004,2006 Richard Titmuss for SlimProtoLib
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* (c) Philippe G. 2019, philippe_44@outlook.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <string.h>
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#include <ctype.h>
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#include <stdint.h>
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#include <arpa/inet.h>
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#include "esp_log.h"
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#include "config.h"
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#include "embedded.h"
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#include "display.h"
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static const char *TAG = "display";
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static bool (*slimp_handler_chain)(u8_t *data, int len);
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static struct display_handle_s *handle;
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static void (*chained_notify)(in_addr_t ip, u16_t hport, u16_t cport);
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static void server_attach(in_addr_t ip, u16_t hport, u16_t cport);
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static bool display_handler(u8_t *data, int len);
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/* scrolling undocumented information
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grfs
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B: screen number
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B:1 = left, 2 = right,
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Q: scroll pause once done (ms)
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Q: scroll speed (ms)
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W: # of pixels to scroll each time
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W: 0 = continue scrolling after pause, 1 = scroll to scrollend and then stop, 2 = scroll to scrollend and then end animation (causing new update)
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W: width of total scroll area in pixels
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grfd
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W: screen number
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W: width of scrollable area in pixels
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ANIC flags
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ANIM_TRANSITION 0x01 # A transition animation has finished
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ANIM_SCROLL_ONCE 0x02 # A scrollonce has finished
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ANIM_SCREEN_1 0x04 # For scrollonce only, screen 1 was scrolling
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ANIM_SCREEN_2 0x08 # For scrollonce only, screen 2 was scrolling
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*/
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/****************************************************************************************
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*
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*/
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void display_init(char *welcome) {
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char *item = config_alloc_get(NVS_TYPE_STR, "display_config");
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if (item && *item) {
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char * drivername=strstr(item,"driver");
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if( !drivername || (drivername && (strstr(drivername,"SSD1306") || strstr(drivername,"ssd1306")))){
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handle = &SSD1306_handle;
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if (handle->init(item, welcome)) {
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slimp_handler_chain = slimp_handler;
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slimp_handler = display_handler;
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ESP_LOGI(TAG, "Display initialization successful");
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} else {
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ESP_LOGE(TAG, "Display initialization failed");
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}
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}else {
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ESP_LOGE(TAG,"Unknown display driver name in display config: %s",item);
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}
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} else {
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ESP_LOGW(TAG, "no display");
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}
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chained_notify = server_notify;
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server_notify = server_attach;
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if (item) free(item);
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}
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/****************************************************************************************
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*
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*/
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static void server_attach(in_addr_t ip, u16_t hport, u16_t cport) {
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char msg[32];
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sprintf(msg, "%s:%hu", inet_ntoa(ip), hport);
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handle->print_message(msg);
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if (chained_notify) (*chained_notify)(ip, hport, cport);
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}
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/****************************************************************************************
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* Process graphic display data
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*/
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static bool display_handler(u8_t *data, int len){
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bool res = true;
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if (!strncmp((char*) data, "vfdc", 4)) {
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handle->vfdc_handler(data, len);
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} else if (!strncmp((char*) data, "grfe", 4)) {
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handle->grfe_handler(data, len);
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} else {
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res = false;
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}
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// chain protocol handlers (bitwise or is fine)
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if (*slimp_handler_chain) res |= (*slimp_handler_chain)(data, len);
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return res;
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}
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