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refactor display

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- part of components
- separation between LMS & driver
- move slimp message to squeezelite
This commit is contained in:
philippe44
2020-01-18 16:19:06 -08:00
parent 4dad444349
commit 5a9df7b0d5
42 changed files with 443 additions and 316 deletions
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119
components/display/display.c
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@@ -1,119 +0,0 @@
/*
* (c) 2004,2006 Richard Titmuss for SlimProtoLib
* (c) Philippe G. 2019, philippe_44@outlook.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <string.h>
#include <ctype.h>
#include <stdint.h>
#include <arpa/inet.h>
#include "esp_log.h"
#include "config.h"
#include "embedded.h"
#include "display.h"
static const char *TAG = "display";
static bool (*slimp_handler_chain)(u8_t *data, int len);
static struct display_handle_s *handle;
static void (*chained_notify)(in_addr_t ip, u16_t hport, u16_t cport);
static void server_attach(in_addr_t ip, u16_t hport, u16_t cport);
static bool display_handler(u8_t *data, int len);
/* scrolling undocumented information
grfs
B: screen number
B:1 = left, 2 = right,
Q: scroll pause once done (ms)
Q: scroll speed (ms)
W: # of pixels to scroll each time
W: 0 = continue scrolling after pause, 1 = scroll to scrollend and then stop, 2 = scroll to scrollend and then end animation (causing new update)
W: width of total scroll area in pixels
grfd
W: screen number
W: width of scrollable area in pixels
ANIC flags
ANIM_TRANSITION 0x01 # A transition animation has finished
ANIM_SCROLL_ONCE 0x02 # A scrollonce has finished
ANIM_SCREEN_1 0x04 # For scrollonce only, screen 1 was scrolling
ANIM_SCREEN_2 0x08 # For scrollonce only, screen 2 was scrolling
*/
/****************************************************************************************
*
*/
void display_init(char *welcome) {
char *item = config_alloc_get(NVS_TYPE_STR, "display_config");
if (item && *item) {
char * drivername=strstr(item,"driver");
if (!drivername || (drivername && strcasestr(drivername,"SSD1306"))) {
handle = &SSD1306_handle;
if (handle->init(item, welcome)) {
slimp_handler_chain = slimp_handler;
slimp_handler = display_handler;
ESP_LOGI(TAG, "Display initialization successful");
} else {
ESP_LOGE(TAG, "Display initialization failed");
}
} else {
ESP_LOGE(TAG,"Unknown display driver name in display config: %s",item);
}
} else {
ESP_LOGW(TAG, "no display");
}
chained_notify = server_notify;
server_notify = server_attach;
if (item) free(item);
}
/****************************************************************************************
*
*/
static void server_attach(in_addr_t ip, u16_t hport, u16_t cport) {
char msg[32];
sprintf(msg, "%s:%hu", inet_ntoa(ip), hport);
handle->print_message(msg);
if (chained_notify) (*chained_notify)(ip, hport, cport);
}
/****************************************************************************************
* Process graphic display data
*/
static bool display_handler(u8_t *data, int len){
bool res = true;
if (!strncmp((char*) data, "vfdc", 4)) {
handle->vfdc_handler(data, len);
} else if (!strncmp((char*) data, "grfe", 4)) {
handle->grfe_handler(data, len);
} else if (!strncmp((char*) data, "grfb", 4)) {
handle->grfb_handler(data, len);
} else {
res = false;
}
// chain protocol handlers (bitwise or is fine)
if (*slimp_handler_chain) res |= (*slimp_handler_chain)(data, len);
return res;
}