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Update Display getters.

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This commit is contained in:
Shaun Reed 2025-02-14 15:56:15 -05:00
parent 58a83590ca
commit 8aaed133e8
2 changed files with 12 additions and 9 deletions
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9
esp/cpp/07_lcd-panel/main/display.h
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@ -46,9 +46,14 @@ public:
~Display() = default; ~Display() = default;
[[nodiscard]] const lv_display_t *get_display() const { return display_; }
[[nodiscard]] lv_display_t *get_display() { return display_; } [[nodiscard]] inline const lv_display_t *get() const { return display_; }
[[nodiscard]] inline lv_display_t *get() { return display_; }
[[nodiscard]] inline const lv_display_t *operator*() const { return get(); }
[[nodiscard]] inline lv_display_t *operator*() { return get(); }
static bool lvgl_flush_ready(esp_lcd_panel_io_handle_t panel, static bool lvgl_flush_ready(esp_lcd_panel_io_handle_t panel,
esp_lcd_panel_io_event_data_t *data, esp_lcd_panel_io_event_data_t *data,

12
esp/cpp/07_lcd-panel/main/main.cpp
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@ -13,17 +13,15 @@ void setup()
ScopedLock lock(Display::lvgl_api_lock_); ScopedLock lock(Display::lvgl_api_lock_);
ESP_LOGI(TAG, "Display LVGL Scroll Text"); ESP_LOGI(TAG, "Display LVGL Scroll Text");
lv_obj_t *scr = lv_display_get_screen_active(d.get_display()); lv_obj_t *scr = lv_display_get_screen_active(d.get());
lv_obj_t *label = lv_label_create(scr); lv_obj_t *label = lv_label_create(scr);
// Circular scroll // Circular scroll
lv_label_set_long_mode(label, lv_label_set_long_mode(label, LV_LABEL_LONG_SCROLL_CIRCULAR);
LV_LABEL_LONG_SCROLL_CIRCULAR); lv_label_set_text(label, "Hello hello hello hello hello hello hello.");
lv_label_set_text(label,
"Hello hello hello hello hello hello hello hello.");
// Size of the screen // Size of the screen
// if you use rotation 90 or 270 use lv_display_get_vertical_resolution // if you use rotation 90 or 270 use lv_display_get_vertical_resolution
lv_obj_set_width(label, lv_obj_set_width(label, lv_display_get_horizontal_resolution(*d));
lv_display_get_horizontal_resolution(d.get_display()));
lv_obj_align(label, LV_ALIGN_TOP_MID, 0, 0); lv_obj_align(label, LV_ALIGN_TOP_MID, 0, 0);
} }
} }