NAT Godot Playground click-and-drag proof of concept

projects/nat-godot-playground/.gitignore

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+*.import
+.import/
+.mono/

projects/nat-godot-playground/EntryControl.gd

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+extends PanelContainer
+
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+var z = 0
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass
+
+
+func _on_EntryControl_mouse_entered():
+	var current_focus_z = get_parent().current_focus_z
+	if is_nan(current_focus_z) or current_focus_z <= self.z:
+		get_parent().current_focus = self
+		get_parent().current_focus_z = self.z
+
+func _on_EntryControl_mouse_exited():
+	if get_parent().current_focus == self:
+		get_parent().current_focus = null
+		get_parent().current_focus_z = NAN

projects/nat-godot-playground/Main.tscn

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+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://Playground.gd" type="Script" id=1]
+[ext_resource path="res://EntryControl.gd" type="Script" id=2]
+
+[node name="Control" type="Control"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+
+[node name="PlaygroundTabContainer" type="TabContainer" parent="."]
+anchor_right = 1.0
+anchor_bottom = 1.0
+margin_right = 8.0
+margin_bottom = 36.0
+
+[node name="PlaygroundScrollContainer" type="ScrollContainer" parent="PlaygroundTabContainer"]
+margin_right = -8.0
+margin_bottom = -36.0
+rect_min_size = Vector2( 1280, 720 )
+
+[node name="Playground" type="Control" parent="PlaygroundTabContainer/PlaygroundScrollContainer"]
+margin_right = 1280.0
+margin_bottom = 720.0
+rect_min_size = Vector2( 1280, 720 )
+script = ExtResource( 1 )
+
+[node name="EntryContainer" type="PanelContainer" parent="PlaygroundTabContainer/PlaygroundScrollContainer/Playground"]
+margin_right = 40.0
+margin_bottom = 40.0
+mouse_filter = 1
+script = ExtResource( 2 )
+
+[node name="EntryLabel" type="Label" parent="PlaygroundTabContainer/PlaygroundScrollContainer/Playground/EntryContainer"]
+margin_left = 7.0
+margin_top = 13.0
+margin_right = 192.0
+margin_bottom = 27.0
+text = "Hello NAT Godot Playground!"
+
+[connection signal="mouse_entered" from="PlaygroundTabContainer/PlaygroundScrollContainer/Playground/EntryContainer" to="PlaygroundTabContainer/PlaygroundScrollContainer/Playground/EntryContainer" method="_on_EntryControl_mouse_entered"]
+[connection signal="mouse_exited" from="PlaygroundTabContainer/PlaygroundScrollContainer/Playground/EntryContainer" to="PlaygroundTabContainer/PlaygroundScrollContainer/Playground/EntryContainer" method="_on_EntryControl_mouse_exited"]

projects/nat-godot-playground/Playground.gd

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+extends Control
+
+
+# Declare member variables here. Examples:
+# var a = 2
+# var b = "text"
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	pass # Replace with function body.
+
+var current_focus = null
+var current_focus_z = NAN
+
+func get_drag_data(position):
+	return current_focus
+
+func can_drop_data(position, data):
+	return data != null
+	
+func drop_data(position, data):
+	data.rect_position = position
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+#func _process(delta):
+#	pass

projects/nat-godot-playground/default_env.tres

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+[gd_resource type="Environment" load_steps=2 format=2]
+
+[sub_resource type="ProceduralSky" id=1]
+
+[resource]
+background_mode = 2
+background_sky = SubResource( 1 )

projects/nat-godot-playground/nat-godot-playground.csproj

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+<Project Sdk="Godot.NET.Sdk/3.3.0">
+  <PropertyGroup>
+    <TargetFramework>net472</TargetFramework>
+    <RootNamespace>natgodotplayground</RootNamespace>
+  </PropertyGroup>
+</Project>

projects/nat-godot-playground/nat-godot-playground.sln

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+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 2012
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "nat-godot-playground", "nat-godot-playground.csproj", "{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+	Debug|Any CPU = Debug|Any CPU
+	ExportDebug|Any CPU = ExportDebug|Any CPU
+	ExportRelease|Any CPU = ExportRelease|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.ExportDebug|Any CPU.ActiveCfg = ExportDebug|Any CPU
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.ExportDebug|Any CPU.Build.0 = ExportDebug|Any CPU
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.ExportRelease|Any CPU.ActiveCfg = ExportRelease|Any CPU
+		{8A39B658-D6F9-4C5F-A2C3-1AFC696ED561}.ExportRelease|Any CPU.Build.0 = ExportRelease|Any CPU
+	EndGlobalSection
+EndGlobal

projects/nat-godot-playground/project.godot

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+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+;
+; Format:
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+config_version=4
+
+[application]
+
+config/name="nat-godot-playground"
+run/main_scene="res://Main.tscn"
+config/icon="res://icon.png"
+
+[gui]
+
+common/drop_mouse_on_gui_input_disabled=true
+
+[mono]
+
+project/assembly_name="nat-godot-playground"
+
+[physics]
+
+common/enable_pause_aware_picking=true
+
+[rendering]
+
+environment/default_environment="res://default_env.tres"