mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-30 16:56:41 +03:00
249 lines
10 KiB
C
249 lines
10 KiB
C
/* Copyright (C) 2022-2023 Salvatore Sanfilippo -- All Rights Reserved
|
|
* See the LICENSE file for information about the license. */
|
|
|
|
#include "app.h"
|
|
|
|
extern ProtoViewDecoder* Decoders[]; // Defined in signal.c.
|
|
|
|
/* Our view private data. */
|
|
#define USER_VALUE_LEN 64
|
|
typedef struct {
|
|
ProtoViewDecoder* decoder; /* Decoder we are using to create a
|
|
message. */
|
|
uint32_t cur_decoder; /* Decoder index when we are yet selecting
|
|
a decoder. Used when decoder is NULL. */
|
|
ProtoViewFieldSet* fieldset; /* The fields to populate. */
|
|
uint32_t cur_field; /* Field we are editing right now. This
|
|
is the index inside the 'fieldset'
|
|
fields. */
|
|
char* user_value; /* Keyboard input to replace the current
|
|
field value goes here. */
|
|
} BuildViewPrivData;
|
|
|
|
/* Not all the decoders support message bulding, so we can't just
|
|
* increment / decrement the cur_decoder index here. */
|
|
static void select_next_decoder(ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
do {
|
|
privdata->cur_decoder++;
|
|
if(Decoders[privdata->cur_decoder] == NULL) privdata->cur_decoder = 0;
|
|
} while(Decoders[privdata->cur_decoder]->get_fields == NULL);
|
|
}
|
|
|
|
/* Like select_next_decoder() but goes backward. */
|
|
static void select_prev_decoder(ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
do {
|
|
if(privdata->cur_decoder == 0) {
|
|
/* Go one after the last one to wrap around. */
|
|
while(Decoders[privdata->cur_decoder]) privdata->cur_decoder++;
|
|
}
|
|
privdata->cur_decoder--;
|
|
} while(Decoders[privdata->cur_decoder]->get_fields == NULL);
|
|
}
|
|
|
|
/* Render the view to select the decoder, among the ones that
|
|
* support message building. */
|
|
static void render_view_select_decoder(Canvas* const canvas, ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
canvas_set_font(canvas, FontPrimary);
|
|
canvas_draw_str(canvas, 0, 9, "Signal creator");
|
|
canvas_set_font(canvas, FontSecondary);
|
|
canvas_draw_str(canvas, 0, 19, "up/down: select, ok: choose");
|
|
|
|
canvas_set_font(canvas, FontPrimary);
|
|
canvas_draw_str_aligned(
|
|
canvas, 64, 38, AlignCenter, AlignCenter, Decoders[privdata->cur_decoder]->name);
|
|
}
|
|
|
|
/* Render the view that allows the user to populate the fields needed
|
|
* for the selected decoder to build a message. */
|
|
static void render_view_set_fields(Canvas* const canvas, ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
char buf[32];
|
|
snprintf(
|
|
buf,
|
|
sizeof(buf),
|
|
"%s field %d/%d",
|
|
privdata->decoder->name,
|
|
(int)privdata->cur_field + 1,
|
|
(int)privdata->fieldset->numfields);
|
|
canvas_set_color(canvas, ColorBlack);
|
|
canvas_draw_box(canvas, 0, 0, 128, 21);
|
|
canvas_set_color(canvas, ColorWhite);
|
|
canvas_set_font(canvas, FontPrimary);
|
|
canvas_draw_str(canvas, 1, 9, buf);
|
|
canvas_set_font(canvas, FontSecondary);
|
|
canvas_draw_str(canvas, 1, 19, "up/down: next field, ok: edit");
|
|
|
|
/* Write the field name, type, current content. */
|
|
canvas_set_color(canvas, ColorBlack);
|
|
ProtoViewField* field = privdata->fieldset->fields[privdata->cur_field];
|
|
snprintf(
|
|
buf, sizeof(buf), "%s %s:%d", field->name, field_get_type_name(field), (int)field->len);
|
|
buf[0] = toupper(buf[0]);
|
|
canvas_set_font(canvas, FontPrimary);
|
|
canvas_draw_str_aligned(canvas, 64, 30, AlignCenter, AlignCenter, buf);
|
|
canvas_set_font(canvas, FontSecondary);
|
|
|
|
/* Render the current value between "" */
|
|
unsigned int written = (unsigned int)field_to_string(buf + 1, sizeof(buf) - 1, field);
|
|
buf[0] = '"';
|
|
if(written + 3 < sizeof(buf)) memcpy(buf + written + 1, "\"\x00", 2);
|
|
canvas_draw_str_aligned(canvas, 63, 45, AlignCenter, AlignCenter, buf);
|
|
|
|
/* Footer instructions. */
|
|
canvas_draw_str(canvas, 0, 62, "Long ok: create, < > incr/decr");
|
|
}
|
|
|
|
/* Render the build message view. */
|
|
void render_view_build_message(Canvas* const canvas, ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
|
|
if(privdata->decoder)
|
|
render_view_set_fields(canvas, app);
|
|
else
|
|
render_view_select_decoder(canvas, app);
|
|
}
|
|
|
|
/* Handle input for the decoder selection. */
|
|
static void process_input_select_decoder(ProtoViewApp* app, InputEvent input) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
if(input.type == InputTypeShort) {
|
|
if(input.key == InputKeyOk) {
|
|
privdata->decoder = Decoders[privdata->cur_decoder];
|
|
privdata->fieldset = fieldset_new();
|
|
privdata->decoder->get_fields(privdata->fieldset);
|
|
|
|
/* If the currently decoded message was produced with the
|
|
* same decoder the user selected, let's populate the
|
|
* defaults with the current values. So the user will
|
|
* actaully edit the current message. */
|
|
if(app->signal_decoded && app->msg_info->decoder == privdata->decoder) {
|
|
fieldset_copy_matching_fields(privdata->fieldset, app->msg_info->fieldset);
|
|
}
|
|
|
|
/* Now we use the subview system in order to protect the
|
|
message editing mode from accidental < or > presses.
|
|
Since we are technically into a subview now, we'll have
|
|
control of < and >. */
|
|
InputEvent ii = {.type = InputTypePress, .key = InputKeyDown};
|
|
ui_process_subview_updown(app, ii, 2);
|
|
} else if(input.key == InputKeyDown) {
|
|
select_next_decoder(app);
|
|
} else if(input.key == InputKeyUp) {
|
|
select_prev_decoder(app);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Called after the user typed the new field value in the keyboard.
|
|
* Let's save it and remove the keyboard view. */
|
|
static void text_input_done_callback(void* context) {
|
|
ProtoViewApp* app = context;
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
|
|
if(field_set_from_string(
|
|
privdata->fieldset->fields[privdata->cur_field],
|
|
privdata->user_value,
|
|
strlen(privdata->user_value)) == false) {
|
|
ui_show_alert(app, "Invalid value", 1500);
|
|
}
|
|
|
|
free(privdata->user_value);
|
|
privdata->user_value = NULL;
|
|
ui_dismiss_keyboard(app);
|
|
}
|
|
|
|
/* Handles the effects of < and > keys in field editing mode.
|
|
* Instead of force the user to enter the text input mode, delete
|
|
* the old value, enter the one, we allow to increment and
|
|
* decrement the current field in a much simpler way.
|
|
*
|
|
* The current filed is changed by 'incr' amount. */
|
|
static bool increment_current_field(ProtoViewApp* app, int incr) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
ProtoViewFieldSet* fs = privdata->fieldset;
|
|
ProtoViewField* f = fs->fields[privdata->cur_field];
|
|
return field_incr_value(f, incr);
|
|
}
|
|
|
|
/* Handle input for fields editing mode. */
|
|
static void process_input_set_fields(ProtoViewApp* app, InputEvent input) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
ProtoViewFieldSet* fs = privdata->fieldset;
|
|
|
|
if(input.type == InputTypeShort && input.key == InputKeyOk) {
|
|
/* Show the keyboard to let the user type the new
|
|
* value. */
|
|
if(privdata->user_value == NULL) privdata->user_value = malloc(USER_VALUE_LEN);
|
|
field_to_string(privdata->user_value, USER_VALUE_LEN, fs->fields[privdata->cur_field]);
|
|
ui_show_keyboard(app, privdata->user_value, USER_VALUE_LEN, text_input_done_callback);
|
|
} else if(input.type == InputTypeShort && input.key == InputKeyDown) {
|
|
privdata->cur_field = (privdata->cur_field + 1) % fs->numfields;
|
|
} else if(input.type == InputTypeShort && input.key == InputKeyUp) {
|
|
if(privdata->cur_field == 0)
|
|
privdata->cur_field = fs->numfields - 1;
|
|
else
|
|
privdata->cur_field--;
|
|
} else if(input.type == InputTypeShort && input.key == InputKeyRight) {
|
|
increment_current_field(app, 1);
|
|
} else if(input.type == InputTypeShort && input.key == InputKeyLeft) {
|
|
increment_current_field(app, -1);
|
|
} else if(input.type == InputTypeRepeat && input.key == InputKeyRight) {
|
|
// The reason why we don't use a large increment directly
|
|
// is that certain field types only support +1 -1 increments.
|
|
int times = 10;
|
|
while(times--) increment_current_field(app, 1);
|
|
} else if(input.type == InputTypeRepeat && input.key == InputKeyLeft) {
|
|
int times = 10;
|
|
while(times--) increment_current_field(app, -1);
|
|
} else if(input.type == InputTypeLong && input.key == InputKeyOk) {
|
|
// Build the message in a fresh raw buffer.
|
|
if(privdata->decoder->build_message) {
|
|
RawSamplesBuffer* rs = raw_samples_alloc();
|
|
privdata->decoder->build_message(rs, privdata->fieldset);
|
|
app->signal_decoded = false; // So that the new signal will be
|
|
// accepted as the current signal.
|
|
scan_for_signal(app, rs, 5);
|
|
raw_samples_free(rs);
|
|
ui_show_alert(app, "Done: press back key", 3000);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Handle input for the build message view. */
|
|
void process_input_build_message(ProtoViewApp* app, InputEvent input) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
if(privdata->decoder)
|
|
process_input_set_fields(app, input);
|
|
else
|
|
process_input_select_decoder(app, input);
|
|
}
|
|
|
|
/* Enter view callback. */
|
|
void view_enter_build_message(ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
|
|
// When we enter the view, the current decoder is just set to zero.
|
|
// Seek the next valid if needed.
|
|
if(Decoders[privdata->cur_decoder]->get_fields == NULL) {
|
|
select_next_decoder(app);
|
|
}
|
|
|
|
// However if there is currently a decoded message, and the
|
|
// decoder of such message supports message building, let's
|
|
// select it.
|
|
if(app->signal_decoded && app->msg_info->decoder->get_fields &&
|
|
app->msg_info->decoder->build_message) {
|
|
while(Decoders[privdata->cur_decoder] != app->msg_info->decoder) select_next_decoder(app);
|
|
}
|
|
}
|
|
|
|
/* Called on exit for cleanup. */
|
|
void view_exit_build_message(ProtoViewApp* app) {
|
|
BuildViewPrivData* privdata = app->view_privdata;
|
|
if(privdata->fieldset) fieldset_free(privdata->fieldset);
|
|
if(privdata->user_value) free(privdata->user_value);
|
|
}
|