Merge pull request #187 from ArPhil/master

Balltastic, a simple ball eats dots game

apps.json

@@ -973,5 +973,18 @@
     "storage": [
       {"name":"widhwt.wid.js","url":"widget.js"}
     ]
+  },
+  {
+    "id": "balltastic",
+    "name": "Balltastic",
+    "icon": "app.png",
+    "version": "0.01",
+    "description": "Simple but fun ball eats dots game.",
+    "tags": "game,fun",
+    "type": "app",
+    "storage": [
+        {"name":"balltastic.app.js","url":"app.js"},
+        {"name":"balltastic.img","url":"app-icon.js","evaluate":true}
+      ]
   }
 ]

apps/balltastic/ChangeLog

@@ -0,0 +1 @@
+0.01: Initial version of Balltastic released! Happy!

apps/balltastic/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("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"))

apps/balltastic/app.js

@@ -0,0 +1,186 @@
+Bangle.setLCDBrightness(1);
+Bangle.setLCDMode("doublebuffered");
+
+let points = 0;
+let level = 1;
+let levelSpeedStart = 0.8;
+let nextLevelPoints = 20;
+let levelSpeedFactor = 0.2;
+let counterWidth = 10;
+let gWidth = g.getWidth() - counterWidth;
+let gHeight = g.getHeight();
+let counter = 160;
+let counterMax = 160;
+let ballDims = 20;
+let ballx = g.getWidth() / 2 - ballDims;
+let bally = g.getHeight() / 2 - ballDims;
+let dotx = g.getWidth() / 2;
+let doty = g.getWidth() / 2;
+let ballBuzzTime = 5;
+let ballSpeedFactor = 40;
+let redrawspeed = 5;
+let dotwidth = 5;
+let running = false;
+let drawInterval;
+let xBuzzed = false;
+let yBuzzed = false;
+
+let BALL = require("heatshrink").decompress(
+  atob(
+    "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"
+  )
+);
+
+function reset() {
+  g.clear();
+  level = 1;
+  points = 0;
+  ballx = g.getWidth() / 2 - ballDims;
+  bally = g.getHeight() / 2 - ballDims;
+  counter = counterMax;
+  createRandomDot();
+  drawInterval = setInterval(play, redrawspeed);
+  running = true;
+}
+
+function collide() {
+  try {
+    Bangle.buzz(ballBuzzTime, 0.8);
+  } catch (e) {}
+}
+
+function createRandomDot() {
+  dotx = Math.floor(
+    Math.random() * Math.floor(gWidth - dotwidth / 2) + dotwidth / 2
+  );
+  doty = Math.floor(
+    Math.random() * Math.floor(gHeight - dotwidth / 2) + dotwidth / 2
+  );
+}
+
+function checkIfDotEaten() {
+  if (
+    ballx + ballDims > dotx &&
+    ballx <= dotx + dotwidth &&
+    bally + ballDims > doty &&
+    bally <= doty + dotwidth
+  ) {
+    collide();
+    createRandomDot();
+    counter = counterMax;
+    points++;
+
+    if (points % nextLevelPoints == 0) {
+      level++;
+    }
+  }
+}
+
+function drawLevelText() {
+  g.setColor("#26b6c7");
+  g.setFontAlign(0, 0);
+  g.setFont("4x6", 5);
+  g.drawString("Level " + level, 120, 80);
+}
+
+function draw() {
+  //bg
+  g.setColor("#71c6cf");
+  g.fillRect(0, 0, g.getWidth(), g.getHeight());
+
+  //counter
+  drawCounter();
+
+  //draw level
+  drawLevelText();
+
+  //dot
+  g.setColor("#ff0000");
+  g.fillCircle(dotx, doty, dotwidth);
+
+  //ball
+  g.drawImage(BALL, ballx, bally);
+
+  g.flip();
+}
+
+function drawCounter() {
+  g.setColor("#000000");
+  g.fillRect(g.getWidth() - counterWidth, 0, g.getWidth(), gHeight);
+
+  if(counter < 40 ) g.setColor("#fc0303");
+  else if (counter < 80 ) g.setColor("#fc9803");
+  else g.setColor("#0318fc");
+
+  g.fillRect(
+    g.getWidth() - counterWidth,
+    gHeight,
+    g.getWidth(),
+    gHeight - counter
+  );
+}
+
+function checkCollision() {
+  if (ballx < 0) {
+    ballx = 0;
+    if (!xBuzzed) collide();
+    xBuzzed = true;
+  } else if (ballx > gWidth - ballDims) {
+    ballx = gWidth - ballDims;
+    if (!xBuzzed) collide();
+    xBuzzed = true;
+  } else {
+    xBuzzed = false;
+  }
+
+  if (bally < 0) {
+    bally = 0;
+    if (!yBuzzed) collide();
+    yBuzzed = true;
+  } else if (bally > gHeight - ballDims) {
+    bally = gHeight - ballDims;
+    if (!yBuzzed) collide();
+    yBuzzed = true;
+  } else {
+    yBuzzed = false;
+  }
+}
+
+function count() {
+  counter -= levelSpeedStart + level * levelSpeedFactor;
+  if (counter <= 0) {
+    running = false;
+    clearInterval(drawInterval);
+    setTimeout(function(){ E.showMessage("Press Button 1\nto restart.", "Gameover!");},50);
+  }
+}
+
+function accel(values) {
+  ballx -= values.x * ballSpeedFactor;
+  bally -= values.y * ballSpeedFactor;
+}
+
+function play() {
+  if (running) {
+    accel(Bangle.getAccel());
+    checkCollision();
+    checkIfDotEaten();
+    count();
+    draw();
+  }
+}
+
+setTimeout(() => {
+  reset();
+  drawInterval = setInterval(play, redrawspeed);
+
+  setWatch(
+    () => {
+      if(!running) reset();
+    },
+    BTN1,
+    { repeat: true }
+  );
+
+  running = true;
+}, 10);