Fixed the map and ui modules and worked on examples.

examples/intro/map.d

@@ -7,44 +7,41 @@ auto map = TileMap();
 auto camera = Camera(0, 0, true);
 auto tile = Tile(16, 16, 145);
 auto tileSpeed = 120;
-auto tileLookDirection = -1;
+auto tileFlip = Flip.none;
 
 void ready() {
     lockResolution(320, 180);
-    setBackgroundColor(toRgb(0x0b0b0b));
-    // Load the `atlas.png` file from the assets folder.
     atlas = loadTexture("atlas.png");
-    // Parse the tile map CSV file.
+    // Parse a CSV string representing a tile map, where each tile is 16x16 pixels in size.
     map.parse("-1,-1,-1\n21,22,23\n37,38,39\n53,54,55", 16, 16);
 }
 
 bool update(float dt) {
-    // Make the drawing options.
+    // Create the drawing options for the map and tile.
     auto mapOptions = DrawOptions(Hook.center);
     mapOptions.scale = Vec2(2);
     auto tileOptions = mapOptions;
-    tileOptions.flip = tileLookDirection > 0 ? Flip.x : Flip.none;
-    // Move the tile and camera.
+    tileOptions.flip = tileFlip;
+    if (wasd.x > 0) tileFlip = Flip.x;
+    else if (wasd.x < 0) tileFlip = Flip.none;
+
+    // Move the tile and the camera.
     tile.position += wasd * Vec2(tileSpeed * dt);
     camera.position = tile.position;
-    if (wasd.x != 0) tileLookDirection = cast(int) wasd.normalize.round.x;
-    // Check for collisions.
-    auto collisionArea = Rect();
-    foreach (gridPosition; map.gridPositions(camera.area, mapOptions)) {
-        if (map[gridPosition] == -1) continue;
-        auto gridTileArea = Rect(map.worldPosition(gridPosition, mapOptions), Vec2(16) * mapOptions.scale);
-        while (gridTileArea.hasIntersection(Rect(tile.position, tile.size * mapOptions.scale).area(tileOptions.hook))) {
+    // Check for collisions between the tile and the map and resolve the collision.
+    foreach (position; map.gridPositions(camera.area, mapOptions)) {
+        if (map[position] < 0) continue;
+        auto area = Rect(map.worldPosition(position, mapOptions), map.tileSize * mapOptions.scale);
+        while (area.hasIntersection(Rect(tile.position, tile.size * mapOptions.scale).area(mapOptions.hook))) {
             tile.position -= wasd * Vec2(dt);
             camera.position = tile.position;
-            collisionArea = gridTileArea;
         }
     }
 
-    // Draw the game.
+    // Draw the tile and the map.
     camera.attach();
-    drawTileMap(atlas, map, camera, mapOptions);
     drawTile(atlas, tile, tileOptions);
-    drawRect(collisionArea, yellow.alpha(120));
+    drawTileMap(atlas, map, camera, mapOptions);
     camera.detach();
     drawDebugText("Move with arrow keys.", Vec2(8));
     return false;

examples/intro/scene.d

@@ -1,6 +1,7 @@
 /// This example shows how to use the scene manager of Parin.
 
 import parin;
+import parin.scene;
 
 auto sceneManager = SceneManager();
 

examples/intro/sprite.d

@@ -11,36 +11,24 @@ auto walkAnimation = SpriteAnimation(0, 2, 6);
 
 void ready() {
     lockResolution(320, 180);
-    setBackgroundColor(toRgb(0x0b0b0b));
-    setIsCursorVisible(false);
-    // Load the `atlas.png` file from the assets folder.
     atlas = loadTexture("atlas.png");
 }
 
 bool update(float dt) {
     // The sprite should be updated every frame, regardless of whether it is running.
     sprite.update(dt);
-    // Get some basic info about the mouse.
     auto mouseDistance = sprite.position.distanceTo(mouse);
     auto mouseDirection = sprite.position.directionTo(mouse);
+
     // Move the sprite around in a smooth way.
     sprite.followPositionWithSlowdown(mouse, 0.2);
-
-    // Play the right animation.
+    // Play the correct animation.
     auto isWaiting = mouseDistance < 0.2;
-    if (isWaiting) {
-        sprite.play(idleAnimation);
-    } else {
-        sprite.play(walkAnimation);
-    }
-
+    if (isWaiting) sprite.play(idleAnimation);
+    else sprite.play(walkAnimation);
     // Flip the sprite based on the mouse direction.
-    if (mouseDirection.x > 0) {
-        spriteFlip = Flip.x;
-    } else if (mouseDirection.x < 0) {
-        spriteFlip = Flip.none;
-    }
-
+    if (mouseDirection.x > 0) spriteFlip = Flip.x;
+    else if (mouseDirection.x < 0) spriteFlip = Flip.none;
     // Check if 1, 2, or 3 is pressed and change the character.
     foreach (i, digit; digitChars[1 .. 4]) {
         if (digit.isPressed) {
@@ -49,14 +37,11 @@ bool update(float dt) {
         }
     }
 
-    // Set the drawing options for the sprite.
+    // Draw the sprite and some info.
     auto options = DrawOptions(Hook.center);
     options.flip = spriteFlip;
     options.scale = Vec2(2);
-
-    // Draw the sprite, the mouse position and some info.
     drawSprite(atlas, sprite, options);
-    drawVec2(mouse, 8, isWaiting ? blank : white.alpha(150));
     drawDebugText("Press 1, 2 or 3 to change the character.", Vec2(8));
     return false;
 }