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screens cleanup, doc comments

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calib-gui
Ondřej Hruška 1 year ago
parent 22b1ba3921
commit 64c7d3a94a
1 changed files with 85 additions and 64 deletions
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  1. 149
      Core/Src/app_gui.c

149
Core/Src/app_gui.c
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@ -16,11 +16,24 @@
#define MAX_TEMP 400
typedef void (*menu_callback_t)(int choice);
/**
* Screen callback type. The event is either INIT, PAINT, or one of the input events.
*/
typedef void (*screen_t)(GuiEvent event);
void screen_menu(GuiEvent event, const char **options, menu_callback_t cb);
/**
* Choice callback for the generic menu screen
*/
typedef void (*menu_callback_t)(int choice);
typedef void (*screen_t)(GuiEvent event);
/**
* Generic menu screen (must be called from a screen function with the standard signature)
*
* @param event - currently handled event
* @param options - options for the menu (items to show)
* @param cb - choice callback
*/
static void screen_menu(GuiEvent event, const char **options, menu_callback_t cb);
static struct State {
float oven_temp;
@ -49,36 +62,34 @@ static uint32_t push_time() {
return s_app.pushed ? (xTaskGetTickCount() - s_app.push_tick) : 0;
}
/** Schedule paint (the screen func will be called with the PAINT event argument */
static void request_paint() {
s_app.paint_needed = true;
}
/** Home screen */
static void screen_home(GuiEvent event);
/** Manual temperature setting screen */
static void screen_manual(GuiEvent event);
/** Menu in the manual temperature setting screen */
static void screen_manual_menu(GuiEvent event);
/** Draw the common overlay / HUD (with temperatures and heater status) */
static void draw_common_overlay();
/** Input beep (push or knob turn) */
static void input_sound_effect();
/** Switch to a different screen. Handles initial push state handling (so release
* does not cause a "click" event).
*
* @param pScreen - screen to switch to
* @param init - call the INIT event immediately after
*/
static void switch_screen(screen_t pScreen, bool init);
static void calc_set_temp()
{
int clamped = s_app.set_temp_wheel;
if (clamped < 0) {
clamped = 0;
}
s_app.set_temp = (clamped / 2) * 5;
if (s_app.set_temp > MAX_TEMP) {
s_app.set_temp = MAX_TEMP;
}
app_heater_set_target((float) s_app.set_temp);
}
static char tmp[100];
/** Main loop */
@ -93,8 +104,6 @@ void app_task_gui(void *argument)
switch_screen(screen_home, true);
while (1) {
s_app.paint_needed = false;
uint32_t message = GUI_EVENT_NONE;
int32_t ticks_remain = (int32_t) pdMS_TO_TICKS(10) - (int32_t)(xTaskGetTickCount() - s_app.last_tick_event);
if (ticks_remain < 0) {
@ -138,6 +147,7 @@ void app_task_gui(void *argument)
}
if (s_app.paint_needed) {
s_app.paint_needed = false;
fb_clear();
draw_common_overlay();
s_app.screen(GUI_EVENT_PAINT);
@ -205,6 +215,21 @@ static void screen_home(GuiEvent event)
// --------- manual mode screen ---------------
/** Calc set temperature from the current knob position */
static void manual_calc_set_temp()
{
int clamped = s_app.set_temp_wheel;
if (clamped < 0) {
clamped = 0;
}
s_app.set_temp = (clamped / 2) * 5;
if (s_app.set_temp > MAX_TEMP) {
s_app.set_temp = MAX_TEMP;
}
app_heater_set_target((float) s_app.set_temp);
}
static void screen_manual(GuiEvent event)
{
if (event == GUI_EVENT_SCREEN_INIT) {
@ -218,6 +243,13 @@ static void screen_manual(GuiEvent event)
}
switch (event) {
case GUI_EVENT_PAINT:
fb_7seg_number(4, 40, 12, 20, 2, 2,
1,
s_app.set_temp, 3, 0
);
break;
case GUI_EVENT_KNOB_RELEASE:
input_sound_effect();
s_app.heater_enabled ^= 1;
@ -226,24 +258,21 @@ static void screen_manual(GuiEvent event)
break;
case GUI_EVENT_KNOB_PLUS:
input_sound_effect();
s_app.set_temp_wheel++;
calc_set_temp();
request_paint();
if (s_app.set_temp < MAX_TEMP) {
input_sound_effect();
s_app.set_temp_wheel++;
manual_calc_set_temp();
request_paint();
}
break;
case GUI_EVENT_KNOB_MINUS:
input_sound_effect();
s_app.set_temp_wheel--;
calc_set_temp();
request_paint();
break;
case GUI_EVENT_PAINT:
fb_7seg_number(4, 40, 12, 20, 2, 2,
1,
s_app.set_temp, 3, 0
);
if (s_app.set_temp > 0) {
input_sound_effect();
s_app.set_temp_wheel--;
manual_calc_set_temp();
request_paint();
}
break;
}
}
@ -278,26 +307,29 @@ static void screen_manual_menu(GuiEvent event)
// ------------------------
/**
* Generic screen menu handler
*
* @param event - the currently handled event
* @param options - text labels for the menu buttons. Array of C strings, terminated by NULL
* @param cb - callback func, called when an option is selected
*/
void screen_menu(GuiEvent event, const char **options, menu_callback_t cb) {
if (event == GUI_EVENT_SCREEN_INIT) {
s_app.menu_pos = 0;
s_app.menu_len = 0;
const char **opt = options;
while (*opt) {
s_app.menu_len++;
opt++;
}
return;
}
static void screen_menu(GuiEvent event, const char **options, menu_callback_t cb) {
switch (event) {
case GUI_EVENT_SCREEN_INIT:
s_app.menu_pos = 0;
s_app.menu_len = 0;
const char **opt = options;
while (*opt) {
s_app.menu_len++;
opt++;
}
break;
case GUI_EVENT_PAINT:
for (int i = 0; i < s_app.menu_len; i++) {
fbcolor_t color = s_app.menu_pos != i;
fbpos_t y = 27 + i * 10;
fb_rect(0, y, 64, 10, !color);
fb_text(1, y + 1, options[i], FONT_5X7, color);
// ensure the text doesnt escape the screen
fb_vline(63, y, 10, !color);
}
break;
// the button is held! release is what activates the button
case GUI_EVENT_KNOB_RELEASE:
input_sound_effect();
@ -319,16 +351,5 @@ void screen_menu(GuiEvent event, const char **options, menu_callback_t cb) {
request_paint();
}
break;
case GUI_EVENT_PAINT:
for (int i = 0; i < s_app.menu_len; i++) {
fbcolor_t color = s_app.menu_pos != i;
fbpos_t y = 27 + i * 10;
fb_rect(0, y, 64, 10, !color);
fb_text(1, y + 1, options[i], FONT_5X7, color);
// ensure the text doesnt escape the screen
fb_vline(63, y, 10, !color);
}
break;
}
}

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