LVGL 库提交

2026-08-30 08:57:07 +08:00
parent 0b59118ddd
commit bc07701ed5
1056 changed files with 556743 additions and 45 deletions
@@ -0,0 +1,190 @@
+/**
+ * @file lv_tileview.c
+ *
+ */
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "lv_tileview_private.h"
+#include "../../core/lv_obj_class_private.h"
+#include "../../indev/lv_indev.h"
+#include "../../indev/lv_indev_private.h"
+#if LV_USE_TILEVIEW
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ *  STATIC PROTOTYPES
+ **********************/
+static void lv_tileview_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj);
+static void lv_tileview_tile_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj);
+static void tileview_event_cb(lv_event_t * e);
+
+/**********************
+ *  STATIC VARIABLES
+ **********************/
+
+const lv_obj_class_t lv_tileview_class = {
+    .constructor_cb = lv_tileview_constructor,
+    .base_class = &lv_obj_class,
+    .instance_size = sizeof(lv_tileview_t),
+    .name = "lv_tileview",
+};
+
+const lv_obj_class_t lv_tileview_tile_class = {
+    .constructor_cb = lv_tileview_tile_constructor,
+    .base_class = &lv_obj_class,
+    .instance_size = sizeof(lv_tileview_tile_t),
+    .name = "lv_tile",
+};
+
+/**********************
+ *      MACROS
+ **********************/
+
+/**********************
+ *   GLOBAL FUNCTIONS
+ **********************/
+
+lv_obj_t * lv_tileview_create(lv_obj_t * parent)
+{
+    LV_LOG_INFO("begin");
+    lv_obj_t * obj = lv_obj_class_create_obj(&lv_tileview_class, parent);
+    lv_obj_class_init_obj(obj);
+    return obj;
+}
+
+/*======================
+ * Add/remove functions
+ *=====================*/
+
+lv_obj_t * lv_tileview_add_tile(lv_obj_t * tv, uint8_t col_id, uint8_t row_id, lv_dir_t dir)
+{
+    LV_LOG_INFO("begin");
+
+    lv_obj_t * obj = lv_obj_class_create_obj(&lv_tileview_tile_class, tv);
+    lv_obj_class_init_obj(obj);
+    lv_obj_set_pos(obj, lv_pct(col_id * 100), lv_pct(row_id * 100));
+
+    lv_tileview_tile_t * tile = (lv_tileview_tile_t *)obj;
+    tile->dir = dir;
+
+    if(col_id == 0 && row_id == 0) {
+        lv_obj_set_scroll_dir(tv, dir);
+    }
+    return obj;
+}
+
+void lv_tileview_set_tile(lv_obj_t * obj, lv_obj_t * tile_obj, lv_anim_enable_t anim_en)
+{
+    int32_t tx = lv_obj_get_x(tile_obj);
+    int32_t ty = lv_obj_get_y(tile_obj);
+
+    lv_tileview_tile_t * tile = (lv_tileview_tile_t *)tile_obj;
+    lv_tileview_t * tv = (lv_tileview_t *) obj;
+    tv->tile_act = (lv_obj_t *)tile;
+
+    lv_obj_set_scroll_dir(obj, tile->dir);
+    lv_obj_scroll_to(obj, tx, ty, anim_en);
+}
+
+void lv_tileview_set_tile_by_index(lv_obj_t * tv, uint32_t col_id, uint32_t row_id, lv_anim_enable_t anim_en)
+{
+    lv_obj_update_layout(tv);
+
+    int32_t w = lv_obj_get_content_width(tv);
+    int32_t h = lv_obj_get_content_height(tv);
+
+    int32_t tx = col_id * w;
+    int32_t ty = row_id * h;
+
+    uint32_t i;
+    for(i = 0; i < lv_obj_get_child_count(tv); i++) {
+        lv_obj_t * tile_obj = lv_obj_get_child(tv, i);
+        int32_t x = lv_obj_get_x(tile_obj);
+        int32_t y = lv_obj_get_y(tile_obj);
+        if(x == tx && y == ty) {
+            lv_tileview_set_tile(tv, tile_obj, anim_en);
+            return;
+        }
+    }
+
+    LV_LOG_WARN("No tile found with at (%d,%d) index", (int)col_id, (int)row_id);
+}
+
+lv_obj_t * lv_tileview_get_tile_active(lv_obj_t * obj)
+{
+    lv_tileview_t * tv = (lv_tileview_t *) obj;
+    return tv->tile_act;
+}
+
+/**********************
+ *   STATIC FUNCTIONS
+ **********************/
+
+static void lv_tileview_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj)
+{
+    LV_UNUSED(class_p);
+    lv_obj_set_size(obj, LV_PCT(100), LV_PCT(100));
+    lv_obj_add_event_cb(obj, tileview_event_cb, LV_EVENT_SCROLL_END, NULL);
+    lv_obj_add_flag(obj, LV_OBJ_FLAG_SCROLL_ONE);
+    lv_obj_set_scroll_snap_x(obj, LV_SCROLL_SNAP_CENTER);
+    lv_obj_set_scroll_snap_y(obj, LV_SCROLL_SNAP_CENTER);
+}
+
+static void lv_tileview_tile_constructor(const lv_obj_class_t * class_p, lv_obj_t * obj)
+{
+
+    LV_UNUSED(class_p);
+    lv_obj_set_size(obj, LV_PCT(100), LV_PCT(100));
+    lv_obj_update_layout(obj);  /*Be sure the size is correct*/
+}
+
+static void tileview_event_cb(lv_event_t * e)
+{
+    lv_event_code_t code = lv_event_get_code(e);
+    lv_obj_t * obj = lv_event_get_current_target(e);
+    lv_tileview_t * tv = (lv_tileview_t *) obj;
+
+    if(code == LV_EVENT_SCROLL_END) {
+        lv_indev_t * indev = lv_indev_active();
+        if(indev && indev->state == LV_INDEV_STATE_PRESSED) {
+            return;
+        }
+
+        int32_t w = lv_obj_get_content_width(obj);
+        int32_t h = lv_obj_get_content_height(obj);
+
+        lv_point_t scroll_end;
+        lv_obj_get_scroll_end(obj, &scroll_end);
+        int32_t left = scroll_end.x;
+        int32_t top = scroll_end.y;
+
+        int32_t tx = ((left + (w / 2)) / w) * w;
+        int32_t ty = ((top + (h / 2)) / h) * h;
+
+        lv_dir_t dir = LV_DIR_ALL;
+        uint32_t i;
+        for(i = 0; i < lv_obj_get_child_count(obj); i++) {
+            lv_obj_t * tile_obj = lv_obj_get_child(obj, i);
+            int32_t x = lv_obj_get_x(tile_obj);
+            int32_t y = lv_obj_get_y(tile_obj);
+            if(x == tx && y == ty) {
+                lv_tileview_tile_t * tile = (lv_tileview_tile_t *)tile_obj;
+                tv->tile_act = (lv_obj_t *)tile;
+                dir = tile->dir;
+                lv_obj_send_event(obj, LV_EVENT_VALUE_CHANGED, NULL);
+                break;
+            }
+        }
+        lv_obj_set_scroll_dir(obj, dir);
+    }
+}
+#endif /*LV_USE_TILEVIEW*/
@@ -0,0 +1,86 @@
+/**
+ * @file lv_tileview.h
+ *
+ */
+
+#ifndef LV_TILEVIEW_H
+#define LV_TILEVIEW_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "../../core/lv_obj.h"
+
+#if LV_USE_TILEVIEW
+
+/*********************
+ *      DEFINES
+ *********************/
+
+LV_ATTRIBUTE_EXTERN_DATA extern const lv_obj_class_t lv_tileview_class;
+LV_ATTRIBUTE_EXTERN_DATA extern const lv_obj_class_t lv_tileview_tile_class;
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**
+ * Create a tileview object
+ * @param parent      pointer to an object, it will be the parent of the new tileview
+ * @return            pointer to the created tileview
+ */
+lv_obj_t * lv_tileview_create(lv_obj_t * parent);
+
+/**
+ * Add a tile to the tileview
+ * @param tv          pointer to the tileview object
+ * @param col_id      column id of the tile
+ * @param row_id      row id of the tile
+ * @param dir         direction to move to the next tile
+ * @return            pointer to the added tile object
+ */
+lv_obj_t * lv_tileview_add_tile(lv_obj_t * tv, uint8_t col_id, uint8_t row_id, lv_dir_t dir);
+
+/**
+ * Set the active tile in the tileview.
+ * @param parent      pointer to the tileview object
+ * @param tile_obj    pointer to the tile object to be set as active
+ * @param anim_en     animation enable flag (LV_ANIM_ON or LV_ANIM_OFF)
+ */
+void lv_tileview_set_tile(lv_obj_t * tv, lv_obj_t * tile_obj, lv_anim_enable_t anim_en);
+
+/**
+ * Set the active tile by index in the tileview
+ * @param tv          pointer to the tileview object
+ * @param col_id      column id of the tile to be set as active
+ * @param row_id      row id of the tile to be set as active
+ * @param anim_en     animation enable flag (LV_ANIM_ON or LV_ANIM_OFF)
+ */
+void lv_tileview_set_tile_by_index(lv_obj_t * tv, uint32_t col_id, uint32_t row_id, lv_anim_enable_t anim_en);
+
+/**
+ * Get the currently active tile in the tileview
+ * @param obj         pointer to the tileview object
+ * @return            pointer to the currently active tile object
+ */
+lv_obj_t * lv_tileview_get_tile_active(lv_obj_t * obj);
+
+/*=====================
+ * Other functions
+ *====================*/
+
+/**********************
+ *      MACROS
+ **********************/
+
+#endif /*LV_USE_TILEVIEW*/
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_TILEVIEW_H*/
@@ -0,0 +1,58 @@
+/**
+ * @file lv_tileview_private.h
+ *
+ */
+
+#ifndef LV_TILEVIEW_PRIVATE_H
+#define LV_TILEVIEW_PRIVATE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+
+#include "../../core/lv_obj_private.h"
+#include "lv_tileview.h"
+
+#if LV_USE_TILEVIEW
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+struct _lv_tileview_t {
+    lv_obj_t obj;
+    lv_obj_t * tile_act;
+};
+
+struct _lv_tileview_tile_t {
+    lv_obj_t obj;
+    lv_dir_t dir;
+};
+
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**********************
+ *      MACROS
+ **********************/
+
+#endif /* LV_USE_TILEVIEW */
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_TILEVIEW_PRIVATE_H*/