add some render modes

render.js

@@ -1,5 +1,26 @@
 const readline = require('readline');
 
+readline.emitKeypressEvents(process.stdin);
+
+if (process.stdin.isTTY) {
+  process.stdin.setRawMode(true);
+}
+
+const modes = ['classic', 'bottom', 'top'];
+let mode = 0;
+
+let modePopup = 0;
+const modePopupDuration = 2;
+
+process.stdin.on('keypress', (str, key) => {
+  if (key.name === 'space') {
+    mode++;
+    mode = mode % modes.length;
+    modePopup = modePopupDuration;
+  }
+  if (key.sequence === '\x03' || key.sequence === '\x04') process.exit(0); // ctrl+c, ctrl+d
+});
+
 const plas = [' ', '.', '*', '/', '0'];
 const progressChars = ['▏', '▎', '▍', '▌', '▋', '▊', '▉'];
 //const progressChars = ['0', '1', '2', '3', '4', '5', '6', '7'];
@@ -60,6 +81,7 @@ function render(artist, album, title, songStart, songEnd, pauseSpot, paused) {
   let dt = refreshrate / 1000
   time += dt;
   errorTimer -= dt;
+  modePopup -= dt;
   let w = process.stdout.columns;
   let h = process.stdout.rows;
 
@@ -74,20 +96,52 @@ function render(artist, album, title, songStart, songEnd, pauseSpot, paused) {
   }
 
   // leaving the coordinates as non-integer values is very undefined behavior
-  let texts = [
-    {
-      value: ' ' + displaytitle + ' ',
-      x: Math.round(w / 2 - displaytitle.length / 2 + Math.sin(time) * 5),
-      y: Math.floor(h / 2) - 1,
-      color: '\033[7;1m'
-    },
-    {
-      value: ' ' + displayalbum + ' ',
-      x: Math.round(w / 2 - displayalbum.length / 2 - Math.sin(time) * 5),
-      y: Math.floor(h / 2) + 1,
-      color: '\033[7m'
-    }
-  ];
+  let texts = [];
+
+  switch (mode) {
+    case 0:
+      texts.push({
+        value: ' ' + displaytitle + ' ',
+        x: Math.round(w / 2 - displaytitle.length / 2 + Math.sin(time) * 5),
+        y: Math.floor(h / 2) - 1,
+        color: '\033[7;1m'
+      });
+      texts.push({
+        value: ' ' + displayalbum + ' ',
+        x: Math.round(w / 2 - displayalbum.length / 2 - Math.sin(time) * 5),
+        y: Math.floor(h / 2) + 1,
+        color: '\033[7m'
+      });
+      break;
+    case 1:
+      texts.push({
+        value: ' ' + displaytitle + ' '.repeat(w),
+        x: 0,
+        y: h - 3,
+        color: '\033[7;1m'
+      });
+      texts.push({
+        value: '  ' + displayalbum + ' '.repeat(w),
+        x: 0,
+        y: h - 2,
+        color: '\033[7m'
+      });
+      break;
+    case 2:
+      texts.push({
+        value: ' ' + displaytitle + ' '.repeat(w),
+        x: 0,
+        y: 0,
+        color: '\033[7;1m'
+      });
+      texts.push({
+        value: '  ' + displayalbum + ' '.repeat(w),
+        x: 0,
+        y: 1,
+        color: '\033[7m'
+      });
+      break;
+  }
 
   if (errorText && errorTimer > 0) {
     let symbol = '⚠️';
@@ -105,6 +159,15 @@ function render(artist, album, title, songStart, songEnd, pauseSpot, paused) {
     });
   }
 
+  if (modePopup > 0) {
+    texts.push({
+      value: modes[mode],
+      x: Math.floor(w - ((modes[mode].length + 2) * outCirc(Math.min(modePopup, 1)))),
+      y: 0,
+      color: '\033[40;37m'
+    });
+  }
+
   let reset = '\033[0m';
 
   let now = paused ? pauseSpot : Date.now();