feature/match3/move-gems (#7)

Reviewed-on: #7
Co-authored-by: Vladimir nett00n Budylnikov <git@nett00n.org>
Co-committed-by: Vladimir nett00n Budylnikov <git@nett00n.org>

examples/ValueStepperExample.tscn

@@ -0,0 +1,113 @@
+[gd_scene load_steps=3 format=3 uid="uid://cw03putw85q1o"]
+
+[ext_resource type="Script" path="res://examples/ValueStepperExample.gd" id="1_example"]
+[ext_resource type="PackedScene" path="res://scenes/ui/components/ValueStepper.tscn" id="2_value_stepper"]
+
+[node name="ValueStepperExample" 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_example")
+
+[node name="VBoxContainer" type="VBoxContainer" parent="."]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -200.0
+offset_top = -150.0
+offset_right = 200.0
+offset_bottom = 150.0
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="Title" type="Label" parent="VBoxContainer"]
+layout_mode = 2
+text = "ValueStepper Component Examples"
+horizontal_alignment = 1
+
+[node name="HSeparator" type="HSeparator" parent="VBoxContainer"]
+layout_mode = 2
+
+[node name="Examples" type="VBoxContainer" parent="VBoxContainer"]
+layout_mode = 2
+
+[node name="LanguageContainer" type="HBoxContainer" parent="VBoxContainer/Examples"]
+layout_mode = 2
+
+[node name="LanguageLabel" type="Label" parent="VBoxContainer/Examples/LanguageContainer"]
+custom_minimum_size = Vector2(120, 0)
+layout_mode = 2
+text = "Language:"
+
+[node name="LanguageStepper" parent="VBoxContainer/Examples/LanguageContainer" instance=ExtResource("2_value_stepper")]
+layout_mode = 2
+data_source = "language"
+
+[node name="DifficultyContainer" type="HBoxContainer" parent="VBoxContainer/Examples"]
+layout_mode = 2
+
+[node name="DifficultyLabel" type="Label" parent="VBoxContainer/Examples/DifficultyContainer"]
+custom_minimum_size = Vector2(120, 0)
+layout_mode = 2
+text = "Difficulty:"
+
+[node name="DifficultyStepper" parent="VBoxContainer/Examples/DifficultyContainer" instance=ExtResource("2_value_stepper")]
+layout_mode = 2
+data_source = "difficulty"
+
+[node name="ResolutionContainer" type="HBoxContainer" parent="VBoxContainer/Examples"]
+layout_mode = 2
+
+[node name="ResolutionLabel" type="Label" parent="VBoxContainer/Examples/ResolutionContainer"]
+custom_minimum_size = Vector2(120, 0)
+layout_mode = 2
+text = "Resolution:"
+
+[node name="ResolutionStepper" parent="VBoxContainer/Examples/ResolutionContainer" instance=ExtResource("2_value_stepper")]
+layout_mode = 2
+data_source = "resolution"
+
+[node name="CustomContainer" type="HBoxContainer" parent="VBoxContainer/Examples"]
+layout_mode = 2
+
+[node name="CustomLabel" type="Label" parent="VBoxContainer/Examples/CustomContainer"]
+custom_minimum_size = Vector2(120, 0)
+layout_mode = 2
+text = "Theme:"
+
+[node name="CustomStepper" parent="VBoxContainer/Examples/CustomContainer" instance=ExtResource("2_value_stepper")]
+layout_mode = 2
+data_source = "custom"
+
+[node name="HSeparator2" type="HSeparator" parent="VBoxContainer"]
+layout_mode = 2
+
+[node name="Instructions" type="Label" parent="VBoxContainer"]
+layout_mode = 2
+text = "Navigation:
+• Up/Down arrows - Navigate between steppers
+• Left/Right arrows - Change values
+• Mouse clicks work on arrow buttons
+
+Features:
+• Multiple data sources (language, difficulty, resolution)
+• Custom values support (theme example)
+• Gamepad/keyboard navigation
+• Visual highlighting
+• Signal-based value changes"
+horizontal_alignment = 1
+
+[node name="HSeparator3" type="HSeparator" parent="VBoxContainer"]
+layout_mode = 2
+
+[node name="ResetButton" type="Button" parent="VBoxContainer"]
+layout_mode = 2
+text = "Reset to Defaults"
+
+[connection signal="pressed" from="VBoxContainer/ResetButton" to="." method="_on_reset_to_defaults_pressed"]