Create app.js

apps/slash/app.js

@@ -0,0 +1,104 @@
+// Get 12 hour status, from barclock
+const is12Hour = (require("Storage").readJSON("setting.json", 1) || {})["12hour"];
+
+// Used from waveclk to schedule updates every minute
+var drawTimeout;
+
+// Schedule a draw for the next minute
+function queueDraw() {
+  if (drawTimeout) clearTimeout(drawTimeout);
+  drawTimeout = setTimeout(function() {
+    drawTimeout = undefined;
+    draw();
+  }, 60000 - (Date.now() % 60000));
+}
+
+// From forum conversation 348275
+function fillLine(x1, y1, x2, y2, lineWidth) {
+  var dx, dy, d;
+  if (!lineWidth) {
+    g.drawLine(x1, y1, x2, y2);
+  } else {
+      lineWidth = (lineWidth - 1) / 2;
+      dx = x2 - x1;
+      dy = y2 - y1;
+      d = Math.sqrt(dx * dx + dy * dy);
+      dx = Math.round(dx * lineWidth / d, 0);
+      dy = Math.round(dy * lineWidth / d, 0);
+      g.fillPoly([x1 + dx, y1 - dy, x1 - dx, y1 + dy, x2 - dx, y2 + dy, x2 + dx, y2 - dy], true);
+  }
+}
+
+// Mainly to convert day number to day of the week
+function convertDate(date) {
+  var dayNum = date.getDay();
+  var month = date.getMonth();
+  var dayOfMonth = date.getDate();
+  var dayChar;
+  
+  month += 1;
+  
+  switch (dayNum) {
+    case 0 : dayChar = "Sun"; break;
+    case 1 : dayChar = "Mon"; break;
+    case 2 : dayChar = "Tue"; break;
+    case 3 : dayChar = "Wed"; break;
+    case 4 : dayChar = "Thur"; break;
+    case 5 : dayChar = "Fri"; break;
+    case 6 : dayChar = "Sat"; break;
+  }
+  
+  return dayChar + " " + month + "/" + dayOfMonth;
+}
+
+function draw() {
+  var d = new Date();
+  var h = d.getHours(), m = d.getMinutes();
+  var hour = (" "+h).substr(-2);
+  var minutes = ("0"+m).substr(-2);
+  g.reset();
+  
+  // Convert to 12hr time mode
+  if (is12Hour && hour > 12) {
+    hour = hour - 12;
+    hour = "0" + hour;
+  } else if (hour == 0) {
+    hour = 12;
+  }
+  
+  // Draw the time, vector font
+  g.setFont("Vector", 50);
+  g.setFontAlign(1,1); // Align right bottom
+  g.drawString(hour, 85, 80, true);
+  g.drawString(minutes, 155, 140, true);
+  
+  // Draw slash, width 6
+  fillLine(57, 120, 112, 40, 6);
+
+  // Convert date then draw
+  g.setFont("Vector", 20);
+  g.setFontAlign(0,1); // Align center bottom
+  var convertedDate = convertDate(d);
+  g.drawString(convertedDate, g.getWidth()/2, 170, true);
+
+  Bangle.drawWidgets();
+  queueDraw();
+}
+
+// Clear screen and draw
+g.clear();
+draw();
+
+// From waveclk
+Bangle.on('lcdPower',on=>{
+  if (on) {
+    draw(); // Draw immediately, queue redraw
+  } else { // Stop draw timer
+    if (drawTimeout) clearTimeout(drawTimeout);
+    drawTimeout = undefined;
+  }
+});
+
+Bangle.setUI("clock");
+Bangle.loadWidgets();
+Bangle.drawWidgets();