add flappy bird game

apps.json

@@ -514,6 +514,18 @@
       {"name":".trishig","url":"clock-tris-high"}
     ]
   },
+  { "id": "flappy",
+    "name": "Flappy Bird",
+    "icon": "app.png",
+    "description": "A Flappy Bird game clone",
+    "tags": "game",
+    "allow_emulator":true,
+    "storage": [
+      {"name":"+flappy","url":"app.json"},
+      {"name":"-flappy","url":"app.js"},
+      {"name":"*flappy","url":"app-icon.js","evaluate":true}
+    ]
+  },
   {
     "id": "gpsinfo",
     "name": "GPS Info",

apps/flappy/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("mEwwkBiIA/AH4A/AH4AniEAAAcBC8wVBh3uAAPgh/wDBwXWiAVDCwX//4YNC6pyDIwoWBJJYXWiA+CCAIYCC9YYHPBQXYh3vBwP+8B5EQIUADA4XXaogWFhvdAAXQGBIXVbAYWF6BHMC7BKFI4xGJC7RKCU6IXbPggSPC7gA/AH4A/AH4AVA"))

apps/flappy/app.js

@@ -0,0 +1,114 @@
+
+Bangle.setLCDMode("120x120");
+
+var SPEED = 0.5;
+var BIRDIMG = E.toArrayBuffer(atob("EQyI/v7+/v7+/gAAAAAAAP7+/v7+/v7+/gYG0tLS0gDXAP7+/v7+/v4A0tLS0tIA19fXAP7+/v4AAAAA0tLS0gDX1wDXAP7+ANfX19cA0tLSANfXANcA/v4A19fX19cA0tLSANfX1wD+/gDS19fX0gDS0tLSAAAAAAD+/gDS0tIA0tLS0gDAwMDAwAD+/gAAAM3Nzc0AwAAAAAAA/v7+/v4Azc3Nzc0AwMDAwAD+/v7+/v4AAM3Nzc0AAAAAAP7+/v7+/v7+AAAAAP7+/v7+/g=="))
+var FLOORIMG = require("heatshrink").decompress(atob("iEYxH+kklABuLAAlgAAwNFB34OLmAAO0YAO5wAO1YA/AH4A/ADw="));
+
+
+var birdy, birdvy;
+var floorpos = 0;
+var running = false;
+var barriers;
+var score;
+
+function newBarrier(x) {
+  barriers.push({
+    x1 : x-7,
+    x2 : x+7,
+    y : 20+Math.random()*38,
+    gap : 10+Math.random()*10
+  });
+}
+
+function gameStart() {
+  running = true;
+  birdy = 48/2;
+  birdvy = 0;
+  barriers = [];
+  for (var i=38;i<g.getWidth();i+=38)
+    newBarrier(i);
+  score = 0;
+}
+
+function gameStop() {
+  running = false;
+}
+
+function draw() {
+  g.setBgColor("#71c6cf");
+  g.clear();
+  floorpos+=SPEED;
+  var H = g.getHeight()-24;
+  for (var x=-(floorpos&15);x<g.getWidth();x+=16)
+    g.drawImage(FLOORIMG,x,H);
+
+
+  if (!running) {
+    var x = g.getWidth()/2;
+    g.setColor("#000000");
+    g.setFontAlign(0,0);
+    g.setFont("4x6",2);
+    g.drawString("GAME OVER!",x,20);
+    g.setFont("6x8",1);
+    g.drawString("Score",x,40);
+    g.drawString(score,x,56);
+    g.flip();
+    return;
+  }
+
+  score++;
+  birdvy += 0.2;
+  birdvy *= 0.8;
+  birdy += birdvy;
+  if (birdy > H)
+    gameStop();
+  // draw bird
+  g.drawImage(BIRDIMG, 6,birdy, {rotate:Math.atan2(birdvy,15)});
+  // draw barriers
+  barriers.forEach(function(b) {
+    b.x1-= SPEED;
+    b.x2-= SPEED;
+    var btop = b.y-b.gap;
+    var bbot = b.y+b.gap;
+    g.setColor("#73bf2f"); // middle
+    g.fillRect(b.x1+4, 0, b.x2-4, btop-1);
+    g.fillRect(b.x1+4, bbot, b.x2-4, H-1);
+    g.setColor("#c0f181"); // left
+    g.fillRect(b.x1+1, 0, b.x1+3, btop-1);
+    g.fillRect(b.x1+1, bbot, b.x1+3, H-1);
+    g.setColor("#538917"); // right
+    g.fillRect(b.x2-3, 0, b.x2-1, btop-1);
+    g.fillRect(b.x2-3, bbot, b.x2-1, H-1);
+    g.setColor("#808080");
+    g.drawRect(b.x1+1, -1, b.x2-2, btop-5);
+    g.drawRect(b.x1, btop-5, b.x2, btop);
+    g.drawRect(b.x1, bbot, b.x2, bbot+5);
+    g.drawRect(b.x1+1, bbot+5, b.x2-1, H);
+    if (b.x1<6 && (birdy-3<btop || birdy+3>bbot))
+      gameStop();
+  });
+  while (barriers.length && barriers[0].x2<=0) {
+    barriers.shift();
+    newBarrier(g.getWidth());
+  }
+
+  g.flip();
+}
+
+function onInit() {
+  gameStart();
+  setInterval(draw, 50);
+}
+
+
+Bangle.on('touch', function(button) {
+  if (!running) {
+    gameStart();
+  } else {
+     birdvy -= 2;
+  }
+});
+
+// Finally, start everything going
+onInit();

apps/flappy/app.json

@@ -0,0 +1,5 @@
+{
+  "name":"Flappy Bird",
+  "icon":"*flappy",
+  "src":"-flappy"
+}