ESP32C3_0.42OLED/ESP32C3-0.42OLED-OS
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feat: Carousel Launcher & Triple Click Home

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This commit is contained in:
dark98
2026-09-25 21:23:57 +01:00
parent ea3ccd3b83
commit 0426ea79f5
5 changed files with 56 additions and 38 deletions
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components/sys_gfx/sys_gfx.c
+24 -19
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@@ -215,36 +215,41 @@ void sys_gfx_draw_action_bar(const char *left_hint, const char *right_hint)
}
}
/* UI Framework: Scrollable List Menu */
/* UI Framework: Scrollable List Menu (Always centers highlighted entry) */
void sys_gfx_draw_menu(int16_t y_start, const char *items[], size_t count, size_t selected_idx)
{
if (!items || count == 0) return;
size_t visible_count = 3;
size_t top_idx = 0;
int16_t y_center = y_start + 9;
int16_t y_top = y_start;
int16_t y_bot = y_start + 18;
if (selected_idx >= visible_count) {
top_idx = selected_idx - visible_count + 1;
if (count == 1) {
sys_gfx_fill_rect(0, y_center - 1, OLED_WIDTH - 4, 9, COLOR_WHITE);
sys_gfx_draw_char_3x5(2, y_center + 1, '>', COLOR_BLACK);
sys_gfx_draw_str_5x7(8, y_center, items[0], COLOR_BLACK);
return;
}
for (size_t i = 0; i < visible_count && (top_idx + i) < count; i++) {
size_t item_idx = top_idx + i;
int16_t y = y_start + (i * 9);
// Top item: previous item in list (cyclically)
size_t prev_idx = (selected_idx + count - 1) % count;
sys_gfx_draw_str_5x7(8, y_top, items[prev_idx], COLOR_WHITE);
if (item_idx == selected_idx) {
sys_gfx_fill_rect(0, y - 1, OLED_WIDTH - 3, 9, COLOR_WHITE);
sys_gfx_draw_char_3x5(2, y + 1, '>', COLOR_BLACK);
sys_gfx_draw_str_5x7(8, y, items[item_idx], COLOR_BLACK);
} else {
sys_gfx_draw_str_5x7(8, y, items[item_idx], COLOR_WHITE);
}
}
// Center item: currently highlighted entry
sys_gfx_fill_rect(0, y_center - 1, OLED_WIDTH - 4, 9, COLOR_WHITE);
sys_gfx_draw_char_3x5(2, y_center + 1, '>', COLOR_BLACK);
sys_gfx_draw_str_5x7(8, y_center, items[selected_idx], COLOR_BLACK);
if (count > visible_count) {
// Bottom item: next item in list (cyclically)
size_t next_idx = (selected_idx + 1) % count;
sys_gfx_draw_str_5x7(8, y_bot, items[next_idx], COLOR_WHITE);
// Right-hand vertical scroll indicator
if (count > 1) {
sys_gfx_draw_line(OLED_WIDTH - 1, y_start, OLED_WIDTH - 1, y_start + 26, COLOR_WHITE);
int16_t thumb_h = 27 / count;
int16_t thumb_h = 27 / (int16_t)count;
if (thumb_h < 3) thumb_h = 3;
int16_t thumb_y = y_start + (selected_idx * (27 - thumb_h)) / (count - 1);
int16_t thumb_y = y_start + (int16_t)((selected_idx * (27 - thumb_h)) / (count - 1));
sys_gfx_fill_rect(OLED_WIDTH - 2, thumb_y, 2, thumb_h, COLOR_WHITE);
}
}