Add Player Character Sprites

* Added initial walking sprites for the player character, "Boy."
* Player doodad filename and title screen level are now configurable in
  the balance/numbers.go package.

dev-assets/doodads/boy/boy.js

@@ -0,0 +1,37 @@
+function main() {
+	var playerSpeed = 12;
+	var gravity = 4;
+	var Vx = Vy = 0;
+
+	var animating = false;
+	var animStart = animEnd = 0;
+	var animFrame = animStart;
+
+	Self.SetMobile(true);
+	Self.SetGravity(true);
+	Self.SetHitbox(0, 0, 29, 52);
+	Self.AddAnimation("walk-left", 200, ["stand-left", "walk-left-1", "walk-left-2", "walk-left-3", "walk-left-2", "walk-left-1"]);
+	Self.AddAnimation("walk-right", 200, ["stand-right", "walk-right-1", "walk-right-2", "walk-right-3", "walk-right-2", "walk-right-1"]);
+
+	Events.OnKeypress(function(ev) {
+		Vx = 0;
+		Vy = 0;
+
+		if (ev.Right) {
+			if (!Self.IsAnimating()) {
+				Self.PlayAnimation("walk-right", null);
+			}
+			Vx = playerSpeed;
+		} else if (ev.Left) {
+			if (!Self.IsAnimating()) {
+				Self.PlayAnimation("walk-left", null);
+			}
+			Vx = -playerSpeed;
+		} else {
+			Self.StopAnimation();
+			animating = false;
+		}
+
+		// Self.SetVelocity(Point(Vx, Vy));
+	})
+}

dev-assets/doodads/build.sh

@@ -8,6 +8,19 @@ fi
 
 mkdir -p ../../assets/doodads
 
+boy() {
+	cd boy/
+
+	doodad convert -t "Boy" stand-right.png stand-left.png \
+		walk-right-1.png walk-right-2.png walk-right-3.png \
+		walk-left-1.png walk-left-2.png walk-left-3.png \
+		boy.doodad
+	doodad install-script boy.js boy.doodad
+
+	cp *.doodad ../../../assets/doodads/
+	cd ..
+}
+
 buttons() {
 	cd buttons/
 
@@ -123,6 +136,7 @@ onoff() {
 	cd ..
 }
 
+boy
 buttons
 switches
 doors
@@ -132,3 +146,4 @@ objects
 onoff
 doodad edit-doodad -quiet -lock -author "Noah" ../../assets/doodads/*.doodad
 doodad edit-doodad -hide ../../assets/doodads/azu-blu.doodad
+doodad edit-doodad -hide ../../assets/doodads/boy.doodad

pkg/balance/numbers.go

@@ -43,6 +43,12 @@ var (
 	}
 	DefaultEraserBrushSize = 8
 	MaxEraserBrushSize     = 32 // the bigger, the slower
+
+	// Default player character doodad in Play Mode.
+	PlayerCharacterDoodad = "boy.doodad"
+
+	// Level name for the title screen.
+	DemoLevelName = "example 1.level"
 )
 
 // Edit Mode Values

pkg/main_scene.go

@@ -171,7 +171,7 @@ func (s *MainScene) SetupDemoLevel(d *Doodle) error {
 	s.canvas.SetScriptSupervisor(s.scripting)
 
 	// Title screen level to load.
-	if lvl, err := level.LoadFile("example1.level"); err == nil {
+	if lvl, err := level.LoadFile(balance.DemoLevelName); err == nil {
 		s.canvas.LoadLevel(d.Engine, lvl)
 		s.canvas.InstallActors(lvl.Actors)
 

pkg/play_scene.go

@@ -193,7 +193,7 @@ func (s *PlayScene) Setup(d *Doodle) error {
 // setupPlayer creates and configures the Player Character in the level.
 func (s *PlayScene) setupPlayer() {
 	// Load in the player character.
-	player, err := doodads.LoadFile("azu-blu.doodad")
+	player, err := doodads.LoadFile(balance.PlayerCharacterDoodad)
 	if err != nil {
 		log.Error("PlayScene.Setup: failed to load player doodad: %s", err)
 		player = doodads.NewDummy(32)