feat: 添加掉落物功能，更新饲料和物品显示，重构相关UI组件

components/Abstracts/FeedCardBase.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=4 format=3 uid="uid://bykwevnv7keeh"]
+[gd_scene load_steps=5 format=3 uid="uid://bykwevnv7keeh"]
 
 [ext_resource type="Script" path="res://scripts/Structs/Feed.gd" id="1_2ea75"]
 [ext_resource type="Texture2D" uid="uid://dwwpkn4q07ja2" path="res://icon.svg" id="2_b6x2s"]
+[ext_resource type="Theme" uid="uid://dhvs6urgf6jr5" path="res://themes/main.tres" id="2_lvrpo"]
 
 [sub_resource type="StyleBoxFlat" id="StyleBoxFlat_n2ewr"]
 content_margin_left = 30.0
@@ -29,6 +30,12 @@ script = ExtResource("1_2ea75")
 layout_mode = 2
 theme_override_constants/separation = 20
 
+[node name="selectBtn" type="Button" parent="container"]
+unique_name_in_owner = true
+layout_mode = 2
+theme = ExtResource("2_lvrpo")
+text = "确定"
+
 [node name="info" type="VBoxContainer" parent="container"]
 layout_mode = 2
 theme_override_constants/separation = 10

components/Abstracts/FullscreenPanelBase.tscn

@@ -0,0 +1,120 @@
+[gd_scene load_steps=7 format=3 uid="uid://d3qojeqa3difn"]
+
+[ext_resource type="Script" path="res://scripts/Statemachine/FullscreenPanelBase.gd" id="1_8e8nf"]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_mjt0u"]
+bg_color = Color(0, 0, 0, 0.5)
+
+[sub_resource type="Animation" id="Animation_76r7u"]
+length = 0.001
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath(".:modulate:a")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath(".:position:y")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0)
+}
+
+[sub_resource type="Animation" id="Animation_xdama"]
+resource_name = "show"
+length = 0.5
+step = 0.1
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath(".:modulate:a")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(1, -0.25, 0, 0.25, 0, 0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 0.5)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath(".:position:y")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0, -500, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 0.5)
+}
+
+[sub_resource type="Animation" id="Animation_kd0tm"]
+resource_name = "show"
+length = 0.5
+step = 0.1
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath(".:modulate:a")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0, 1, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 0.5)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath(".:position:y")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0, 0),
+"points": PackedFloat32Array(-500, -0.25, 0, 0.25, 0, 0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 0.5)
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_ocj0r"]
+_data = {
+"RESET": SubResource("Animation_76r7u"),
+"hide": SubResource("Animation_xdama"),
+"show": SubResource("Animation_kd0tm")
+}
+
+[node name="FullscreenPanelBase" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_8e8nf")
+
+[node name="content" type="PanelContainer" parent="."]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_styles/panel = SubResource("StyleBoxFlat_mjt0u")
+
+[node name="wrapper" type="VBoxContainer" parent="content"]
+layout_mode = 2
+alignment = 1
+
+[node name="animator" type="AnimationPlayer" parent="."]
+unique_name_in_owner = true
+libraries = {
+"": SubResource("AnimationLibrary_ocj0r")
+}