altpro - npm Package Compare versions

Comparing version 0.1.0 to 0.1.1

History.md

 
+0.1.1 / 2019-01-31
+==================
+
+ * use binary search to find segment to select
+ * move canvas painting to requestAnimationFrame
+
 0.1.0 / 2019-01-30
@@ -3,0 +9,0 @@ ==================

lib/altpro.js

@@ -0,1 +1,2 @@
+const findSegment = require('./find-segment');
 const matrix2d = require('./matrix2d');
@@ -5,2 +6,4 @@
 
+const raf = window.requestAnimationFrame || (fn => fn() || false);
+
 function prepare(data) {
@@ -153,2 +156,3 @@ return data.reduce((r, { elevation, distance }) => {
   let selectedIndex = -1; // nothing selected
+  let animationFrame;
 
@@ -182,3 +186,3 @@ return {
     const [ distance ] = unproject(point);
-    return items.findIndex(item => distance < item.distance);
+    return findSegment(items, distance);
   }
@@ -197,9 +201,16 @@
     }
-    clear(fgCtx, { w, h });
-    drawSelected(fgCtx, items[index - 1], items[index]);
-    displayLabel(items[index]);
-    notify(index);
     selectedIndex = index;
+    if (!animationFrame) {
+      animationFrame = raf(refreshSelected);
+    }
   }
 
+  function refreshSelected() {
+    animationFrame = undefined;
+    clear(fgCtx, { w, h });
+    drawSelected(fgCtx, items[selectedIndex - 1], items[selectedIndex]);
+    displayLabel(items[selectedIndex]);
+    notify(selectedIndex);
+  }
+
   function displayLabel({ elevation }) {
@@ -206,0 +217,0 @@ if (unit === 'ft') {

package.json

 {
   "name": "altpro",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "Elevation profile widget.",
@@ -17,2 +17,5 @@ "author": {
   ],
+  "dependencies": {
+    "binary-search": "~1"
+  },
   "devDependencies": {
@@ -19,0 +22,0 @@ "browserify": "~16",

Readme.md

@@ -69,4 +69,4 @@ [![NPM version][npm-image]][npm-url]
 
-[travis-url]: https://travis-ci.org/pirxpilot/altpro
-[travis-image]: https://img.shields.io/travis/pirxpilot/altpro.svg
+[travis-url]: https://travis-ci.com/pirxpilot/altpro
+[travis-image]: https://img.shields.io/travis/com/pirxpilot/altpro.svg
 
@@ -73,0 +73,0 @@ [deps-image]: https://img.shields.io/david/pirxpilot/altpro.svg

No alert changes

Improved metrics

Total package byte prevSize

10845

increased by9.49%

Number of package files

7

increased by16.67%

Lines of code

298

increased by8.36%

Worsened metrics

Dependency count

1

increased byInfinity%

Dependency changes

• + Addedbinary-search@~1

• + Addedbinary-search@1.3.6(transitive)