half-earth/nodes/game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=11 format=2]
 
 [ext_resource path="res://nodes/grid.tscn" type="PackedScene" id=1]
 [ext_resource path="res://nodes/grid_cursor.tscn" type="PackedScene" id=2]
@@ -7,6 +7,8 @@
 [ext_resource path="res://nodes/interaction_modes/interaction_mode.tscn" type="PackedScene" id=5]
 [ext_resource path="res://nodes/ui/build_mode_ui.tscn" type="PackedScene" id=6]
 [ext_resource path="res://nodes/interaction_modes/build_mode.tscn" type="PackedScene" id=7]
+[ext_resource path="res://nodes/interaction_modes/selection_mode.tscn" type="PackedScene" id=8]
+[ext_resource path="res://nodes/ui/selection_mode_ui.tscn" type="PackedScene" id=9]
 
 [sub_resource type="Curve" id=1]
 _data = [ Vector2( 0, 0 ), 0.0, 5.0, 0, 0, Vector2( 0.5, 1 ), 0.0, 0.0, 0, 0, Vector2( 1, 0 ), -4.0, 0.0, 0, 0 ]
@@ -25,19 +27,27 @@ _pulseShape = SubResource( 1 )
 
 [node name="Interaction Mode" parent="." instance=ExtResource( 5 )]
 _buildModePath = NodePath("../Build Mode")
+_selectionModePath = NodePath("../Selection Mode")
 
 [node name="Build Mode" parent="." instance=ExtResource( 7 )]
 _key = 66
 
+[node name="Selection Mode" parent="." instance=ExtResource( 8 )]
+
 [node name="UI" type="Control" parent="."]
 anchor_right = 1.0
 anchor_bottom = 1.0
+mouse_filter = 2
 
 [node name="Debug" parent="UI" instance=ExtResource( 3 )]
 
 [node name="Build Mode" parent="UI" instance=ExtResource( 6 )]
+visible = false
 _buildModePath = NodePath("../../Build Mode")
 
+[node name="Selection Mode" parent="UI" instance=ExtResource( 9 )]
+_selectionModePath = NodePath("../../Selection Mode")
+
 [connection signal="OnPauseChanged" from="Clock" to="UI/Debug" method="_on_Clock_OnPauseChanged"]
 [connection signal="OnTick" from="Clock" to="Grid" method="_on_Clock_OnTick"]
 [connection signal="OnTick" from="Clock" to="UI/Debug" method="_on_Clock_OnTick"]
@@ -45,4 +55,7 @@ _buildModePath = NodePath("../../Build Mode")
 [connection signal="OnInteractionModeChanged" from="Interaction Mode" to="UI/Debug" method="_on_Interaction_Mode_OnInteractionModeChanged"]
 [connection signal="OnModeEntered" from="Build Mode" to="Interaction Mode" method="_on_Build_Mode_OnModeEntered"]
 [connection signal="OnModeExited" from="Build Mode" to="Interaction Mode" method="_on_Build_Mode_OnModeExited"]
+[connection signal="OnModeEntered" from="Selection Mode" to="Interaction Mode" method="_on_Selection_Mode_OnModeEntered"]
+[connection signal="OnModeExited" from="Selection Mode" to="Interaction Mode" method="_on_Selection_Mode_OnModeExited"]
 [connection signal="OnExit" from="UI/Build Mode" to="Interaction Mode" method="Reset"]
+[connection signal="EnableBuildMode" from="UI/Selection Mode" to="Build Mode" method="Enable"]

half-earth/nodes/interaction_modes/interaction_mode.tscn

@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=2]
 
-[ext_resource path="res://scripts/interaction_modes/InteractionMode.cs" type="Script" id=1]
+[ext_resource path="res://scripts/interaction_modes/InteractionModes.cs" type="Script" id=1]
 
 [node name="Interaction Mode" type="Node"]
 script = ExtResource( 1 )

half-earth/nodes/interaction_modes/selection_mode.tscn

@@ -0,0 +1,7 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://scripts/interaction_modes/SelectionMode.cs" type="Script" id=1]
+
+[node name="Selection Mode" type="Node"]
+script = ExtResource( 1 )
+_key = 16777217

half-earth/nodes/ui/build_mode_ui.tscn

@@ -3,43 +3,24 @@
 [ext_resource path="res://scripts/ui/BuildModeUI.cs" type="Script" id=1]
 
 [node name="Build Mode" type="Control"]
-anchor_right = 1.0
+anchor_top = 1.0
 anchor_bottom = 1.0
+margin_top = -600.0
+margin_bottom = -600.0
 script = ExtResource( 1 )
 
-[node name="ColorRect" type="ColorRect" parent="."]
-anchor_top = 1.0
-anchor_right = 1.0
-anchor_bottom = 1.0
-margin_top = -40.0
-grow_horizontal = 0
-grow_vertical = 0
-
-[node name="Exit" type="Button" parent="ColorRect"]
+[node name="Exit" type="Button" parent="."]
 margin_left = 2.0
-margin_top = 2.0
+margin_top = 562.0
 margin_right = 38.0
-margin_bottom = 38.0
+margin_bottom = 598.0
+text = "Exit"
 
-[node name="Label" type="Label" parent="ColorRect/Exit"]
-anchor_right = 1.0
-anchor_bottom = 1.0
-text = "exit"
-align = 1
-valign = 1
-
-[node name="Exit2" type="Button" parent="ColorRect"]
+[node name="Developed" type="Button" parent="."]
 margin_left = 54.0
-margin_top = 2.0
+margin_top = 562.0
 margin_right = 90.0
-margin_bottom = 38.0
+margin_bottom = 598.0
+text = "Developed"
 
-[node name="Label" type="Label" parent="ColorRect/Exit2"]
-anchor_right = 1.0
-anchor_bottom = 1.0
-text = "developed"
-align = 1
-valign = 1
-autowrap = true
-
-[connection signal="pressed" from="ColorRect/Exit" to="." method="_on_Exit_pressed"]
+[connection signal="pressed" from="Exit" to="." method="_on_Exit_pressed"]

half-earth/nodes/ui/debug_ui.tscn

@@ -3,8 +3,9 @@
 [ext_resource path="res://scripts/ui/DebugUI.cs" type="Script" id=1]
 
 [node name="Debug UI" type="Control"]
+anchor_left = 1.0
 anchor_right = 1.0
-anchor_bottom = 1.0
+mouse_filter = 2
 script = ExtResource( 1 )
 TicksLabelPath = NodePath("Ticks")
 PauseLabelPath = NodePath("Paused")
@@ -19,7 +20,7 @@ margin_right = -14.0
 margin_bottom = 29.0
 grow_horizontal = 0
 grow_vertical = 0
-text = "mode: SELECT"
+text = "mode: Selection"
 align = 2
 
 [node name="Ticks" type="Label" parent="."]

half-earth/nodes/ui/selection_mode_ui.tscn

@@ -0,0 +1,19 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://scripts/ui/SelectionModeUI.cs" type="Script" id=1]
+
+[node name="Selection Mode UI" type="Control"]
+anchor_top = 1.0
+anchor_bottom = 1.0
+margin_top = -600.0
+margin_bottom = -600.0
+script = ExtResource( 1 )
+
+[node name="Build Mode" type="Button" parent="."]
+margin_left = 2.0
+margin_top = 562.0
+margin_right = 38.0
+margin_bottom = 598.0
+text = "Build Mode"
+
+[connection signal="pressed" from="Build Mode" to="." method="_on_Build_Mode_pressed"]

half-earth/scripts/GridCursor.cs

@@ -38,25 +38,25 @@ public class GridCursor : Sprite
             this.Visible = _grid.IsInBounds(x, y);
             var position = new Vector2(x + .5f, y + .5f) * _grid.CellSize;
             this.Position = position;
+            return;
         }
-        else if (@event is InputEventMouseButton mouseButtonEvent)
+
+        if (@event is InputEventMouseButton mouseButtonEvent)
         {
-            switch ((ButtonList)mouseButtonEvent.ButtonIndex)
+            var button = (ButtonList)mouseButtonEvent.ButtonIndex;
+            if (button != ButtonList.Left)
+                return;
+
+            if (!mouseButtonEvent.Pressed)
             {
-                case ButtonList.Left:
-                    if (mouseButtonEvent.Pressed)
-                    {
-                        var pos = mouseButtonEvent.Position;
-                        _grid.GetGridPos(pos, out var x, out var y);
-                        _grid.SetTileValue(x, y, 1.0f);
-                        _material.SetShaderParam(T, 1f);
-                    }
-                    else
-                    {
-                        _material.SetShaderParam(T, 0f);
-                    }
-                    break;
+                _material.SetShaderParam(T, 0f);
+                return;
             }
+
+            var pos = mouseButtonEvent.Position;
+            _grid.GetGridPos(pos, out var x, out var y);
+            _grid.SetTileValue(x, y, 1.0f);
+            _material.SetShaderParam(T, 1f);
         }
     }
 
@@ -74,17 +74,8 @@ public class GridCursor : Sprite
         _material.SetShaderParam(T, a);
     }
 
-    public void _on_Interaction_Mode_OnInteractionModeChanged(InteractionMode.Mode oldMode, InteractionMode.Mode newMode)
+    public void _on_Interaction_Mode_OnInteractionModeChanged(Mode oldMode, Mode newMode)
     {
-        switch (newMode)
-        {
-            case InteractionMode.Mode.SELECT:
-                _pulsing = false;
-                break;
-
-            case InteractionMode.Mode.BUILD:
-                _pulsing = true;
-                break;
-        }
+        _pulsing = newMode is BuildMode;
     }
 }

half-earth/scripts/interaction_modes/BuildMode.cs

@@ -1,66 +1,9 @@
 using Godot;
 using System;
 
-public class BuildMode : Node
+public class BuildMode : Mode
 {
-    [Signal]
-    delegate void OnModeEntered();
-    [Signal]
-    delegate void OnModeExited();
-
-    [Export]
-    private KeyList _key;
-
-    public bool Active
-    {
-        get => _active;
-        private set
-        {
-            if (value == _active)
-                return;
-
-            _active = value;
-
-            var signal = _active
-                ? nameof(OnModeEntered)
-                : nameof(OnModeExited);
-            EmitSignal(signal);
-        }
-    }
-    private bool _active;
-
     private const int NO_TILE_TYPE_SELECTED = -1;
 
     public int SelectedTileType { get; set; } = NO_TILE_TYPE_SELECTED;
-
-    public override void _Ready()
-    {
-
-    }
-
-    public override void _Input(InputEvent @event)
-    {
-        base._Input(@event);
-
-        if (!(@event is InputEventKey keyEvent))
-            return;
-
-        if (!keyEvent.Pressed)
-            return;
-
-        var key = (KeyList)keyEvent.Scancode;
-
-        // TODO: this should be developed into a UI stack
-        if (key == KeyList.Escape)
-        {
-            Active = false;
-            return;
-        }
-
-        if (key == _key)
-        {
-            Active = true;
-            return;
-        }
-    }
 }

half-earth/scripts/interaction_modes/InteractionMode.cs

@@ -1,54 +0,0 @@
-using Godot;
-using System;
-
-public class InteractionMode : Node
-{
-    [Export]
-    private NodePath _buildModePath;
-    private BuildMode _buildMode;
-
-    [Signal]
-    delegate void OnInteractionModeChanged(Mode oldMode, Mode newMode);
-
-    public enum Mode
-    {
-        SELECT = 0,
-        BUILD = 1
-    }
-
-    public Mode Current { get; private set; }
-
-    public void _on_Build_Mode_OnModeEntered()
-    {
-        ChangeMode(Mode.BUILD);
-    }
-    public void _on_Build_Mode_OnModeExited()
-    {
-        ChangeMode(Mode.SELECT);
-    }
-
-    private void ChangeMode(Mode mode)
-    {
-        if (Current == mode)
-            return;
-
-        var old = Current;
-        Current = mode;
-
-        EmitSignal(nameof(OnInteractionModeChanged), old, mode);
-    }
-
-    public override void _Ready()
-    {
-        base._Ready();
-
-        _buildMode = GetNode<BuildMode>(_buildModePath);
-
-        Reset();
-    }
-
-    public void Reset()
-    {
-        Current = Mode.SELECT;
-    }
-}

half-earth/scripts/interaction_modes/InteractionModes.cs

@@ -0,0 +1,75 @@
+using Godot;
+using System;
+
+public class InteractionModes : Node
+{
+    [Export]
+    private NodePath _buildModePath;
+    private BuildMode _buildMode;
+    [Export]
+    private NodePath _selectionModePath;
+    private SelectionMode _selectionMode;
+
+    [Signal]
+    delegate void OnInteractionModeChanged(Mode oldMode, Mode newMode);
+
+    private Mode _current = null;
+
+    public override void _Ready()
+    {
+        base._Ready();
+
+        _selectionMode = GetNode<SelectionMode>(_selectionModePath);
+        _buildMode = GetNode<BuildMode>(_buildModePath);
+    }
+
+    public override void _Process(float delta)
+    {
+        base._Process(delta);
+
+        if (_current == null)
+        {
+            Reset();
+        }
+    }
+
+    public void _on_Build_Mode_OnModeEntered()
+    {
+        _selectionMode.Disable();
+        ChangeMode(_selectionMode, _buildMode);
+    }
+    public void _on_Build_Mode_OnModeExited()
+    {
+    }
+
+    public void _on_Selection_Mode_OnModeEntered()
+    {
+        _buildMode.Disable();
+        ChangeMode(_buildMode, _selectionMode);
+    }
+    public void _on_Selection_Mode_OnModeExited()
+    {
+    }
+
+    private void ChangeMode(Mode oldMode, Mode newMode)
+    {
+        if (oldMode == newMode)
+        {
+            throw new InvalidOperationException();
+        }
+
+        if (_current != null && oldMode != _current)
+        {
+            throw new InvalidOperationException();
+        }
+
+        _current = newMode;
+        EmitSignal(nameof(OnInteractionModeChanged), oldMode, newMode);
+    }
+
+    public void Reset()
+    {
+        _buildMode.Disable();
+        _selectionMode.Enable();
+    }
+}

half-earth/scripts/interaction_modes/Mode.cs

@@ -0,0 +1,63 @@
+using Godot;
+using System;
+
+public abstract class Mode : Node
+{
+    [Signal]
+    delegate void OnModeEntered();
+    [Signal]
+    delegate void OnModeExited();
+
+    [Export]
+    private KeyList _key;
+
+    public bool Active
+    {
+        get => _active;
+        private set
+        {
+            if (value == _active)
+                return;
+
+            _active = value;
+
+            var signal = _active
+                ? nameof(OnModeEntered)
+                : nameof(OnModeExited);
+            EmitSignal(signal);
+        }
+    }
+    private bool _active;
+
+    public override void _Input(InputEvent @event)
+    {
+        base._Input(@event);
+
+        if (!(@event is InputEventKey keyEvent))
+            return;
+
+        if (!keyEvent.Pressed)
+            return;
+
+        var key = (KeyList)keyEvent.Scancode;
+
+        if (key == _key)
+        {
+            Active = true;
+        }
+    }
+
+    public void Enable()
+    {
+        Active = true;
+    }
+    public void Disable()
+    {
+        Active = false;
+    }
+
+    public override string ToString()
+    {
+        return GetType().ToString();
+    }
+}

half-earth/scripts/interaction_modes/SelectionMode.cs

@@ -0,0 +1,6 @@
+using Godot;
+using System;
+
+public class SelectionMode : Mode
+{
+}

half-earth/scripts/ui/DebugUI.cs

@@ -28,8 +28,10 @@ public class DebugUI : Control
     public void _on_Clock_OnTick(int ticks) =>
         SetLabelText(_ticksLabel, "ticks", ticks);
 
-    public void _on_Interaction_Mode_OnInteractionModeChanged(InteractionMode.Mode oldMode, InteractionMode.Mode newMode) =>
+    public void _on_Interaction_Mode_OnInteractionModeChanged(Mode oldMode, Mode newMode)
+    {
         SetLabelText(_interactionModeLabel, "mode", newMode);
+    }
     #endregion
 
     private void SetLabelText(Label label, string key, object value)

half-earth/scripts/ui/SelectionModeUI.cs

@@ -0,0 +1,26 @@
+using Godot;
+using System;
+
+public class SelectionModeUI : Control
+{
+    [Signal]
+    delegate void EnableBuildMode();
+
+    [Export]
+    private NodePath _selectionModePath;
+    public SelectionMode _selectionMode;
+
+    public void _on_Build_Mode_pressed() => EmitSignal(nameof(EnableBuildMode));
+
+    public override void _Ready()
+    {
+        _selectionMode = GetNode<SelectionMode>(_selectionModePath);
+    }
+
+    public override void _Process(float delta)
+    {
+        base._Process(delta);
+
+        Visible = _selectionMode.Active;
+    }
+}