Merge remote-tracking branch 'tonykakuuu/master' into app-loader

Author: thyttan

apps/txtreader/ChangeLog

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+0.01: New App!

apps/txtreader/README.md

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+# txtreader
+
+Very basic text reader with an integrated file selector. 
+
+## Features 
+
+- select files from storage (.txt)
+- display their contents
+- browse pages
+
+## Controls
+
+Bangle.js 2
+- tap the right side of the screen to flip to the next page
+- tap the left side of the screen to flip to the previous page
+- exit by pressing the physical button 
+
+## Creator
+
+<https://topkekker.rip/>

apps/txtreader/app-icon.js

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+function showFileSelector() {
+  let files = require("Storage").list().filter(f => f.endsWith('.txt'));
+
+  let menuItems = {};
+  files.forEach(file => {
+    menuItems[file] = () => {
+      E.showPrompt(`Select ${file}?`).then(confirm => {
+        if (confirm) {
+          onFileSelected(file);
+        } else {
+          showFileSelector();
+        }
+      });
+    };
+  });
+
+  menuItems['< Back'] = () => { load(); }; 
+  E.showMenu(menuItems);
+}
+
+function onFileSelected(file) {
+  const chunkSize = 1024; 
+  let currentOffset = 0;
+  let currentPage = 1;
+  let history = []; 
+
+  function displayText(offset, pageNumber) {
+    g.clear();
+    g.setFont("6x8", 1);
+    g.setColor(1);
+    g.drawString("Page " + pageNumber, 10, 2);
+    //g.drawString("Offset " + offset, 60, 2);
+    g.drawString(file, g.getWidth() - file.length * 6, 2);
+
+    var text = require("Storage").read(file, offset, chunkSize);
+    var lines = text.split("\n");
+    var y = 15; // Text start, top row reserved for page number
+    var linesDisplayed = 0; // Lines per page
+    var totalCharsDisplayed = 0; // Total characters per page
+
+    for (var i = 0; i < lines.length; i++) {
+      var wrappedLines = g.wrapString(lines[i], g.getWidth() - 20);
+      for (var j = 0; j < wrappedLines.length; j++) {
+        g.drawString(wrappedLines[j], 10, y);
+        y += 10; // Move down for the next line
+        linesDisplayed++;
+        totalCharsDisplayed += wrappedLines[j].length + (j < wrappedLines.length - 1 ? 0 : 1); // Add newline character for the last wrapped line
+        if (y >= g.getHeight() - 10) {
+          // If we run out of space, stop drawing
+          return { nextOffset: offset + totalCharsDisplayed, linesDisplayed: linesDisplayed };
+        }
+      }
+    }
+    return null; // No more lines to display
+  }
+
+  // Initial display
+  var result = displayText(currentOffset, currentPage);
+  history.push({ offset: currentOffset, linesDisplayed: result.linesDisplayed });
+
+  // Handle touch events
+  Bangle.on('touch', function(button) {
+    if (button === 2) { // Right side of the screen (next page)
+      var nextOffset = displayText(currentOffset, currentPage + 1);
+      if (nextOffset !== null) {
+        currentOffset = nextOffset.nextOffset;
+        currentPage++;
+        history.push({ offset: currentOffset, linesDisplayed: nextOffset.linesDisplayed });
+        displayText(currentOffset, currentPage);
+      } else {
+        currentOffset = 0;
+        currentPage = 1;
+        history = [{ offset: currentOffset, linesDisplayed: result.linesDisplayed }];
+        displayText(currentOffset, currentPage);
+      }
+    } else if (button === 1) { // Left side of the screen (previous page)
+      if (currentPage > 1) {
+        history.pop(); // Remove current page from history
+        var previousPage = history[history.length - 1];
+        currentOffset = previousPage.offset;
+        currentPage--;
+        displayText(currentOffset, currentPage);
+      }
+    }
+  });
+}
+
+showFileSelector();

apps/txtreader/app.js

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+{
+  "id": "txtreader",
+  "name": "txtreader",
+  "shortName": "txtreader",
+  "version": "0.01",
+  "description": "Basic text reader with pages and a file selector.",
+  "icon": "txtreader.png",
+  "screenshots": [{"url":"screenshot_txtreader.png"}],
+  "tags": "app,tool",
+  "supports": ["BANGLEJS2"],
+  "readme": "README.md",
+  "storage": [
+    {"name":"txtreader.app.js","url":"app.js"},
+    {"name":"txtreader.img","url":"app-icon.js","evaluate":true}
+  ]
+}