Merge pull request #376 from hammerlab/invalidate-range

Add TiledCanvas.invalidateRange
hammerlab · Nov 16, 2015 · 5940c70 · 5940c70
2 parents f715fa1 + d8f8ac7
commit 5940c70
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Showing 3 changed files with 8 additions and 6 deletions.
diff --git a/src/main/GenomeTrack.js b/src/main/GenomeTrack.js
@@ -123,8 +123,8 @@ class GenomeTrack extends React.Component {
     this.tiles = new GenomeTiledCanvas(this.props.source, this.props.height);
 
     // Visualize new reference data as it comes in from the network.
-    this.props.source.on('newdata', () => {
-      this.tiles.invalidateAll();
+    this.props.source.on('newdata', range => {
+      this.tiles.invalidateRange(range);
       this.updateVisualization();
     });
 

diff --git a/src/main/PileupTrack.js b/src/main/PileupTrack.js
@@ -296,14 +296,12 @@ class PileupTrack extends React.Component {
 
     this.props.source.on('newdata', range => {
       this.updateReads(range);
-      // TODO: only invalidate tiles in the range
-      this.tiles.invalidateAll();
+      this.tiles.invalidateRange(range);
       this.updateVisualization();
     });
     this.props.referenceSource.on('newdata', range => {
       this.cache.updateMismatches(range);
-      // TODO: only invalidate tiles in the range
-      this.tiles.invalidateAll();
+      this.tiles.invalidateRange(range);
       this.updateVisualization();
     });
     this.props.source.on('networkprogress', e => {

diff --git a/src/main/TiledCanvas.js b/src/main/TiledCanvas.js
@@ -111,6 +111,10 @@ class TiledCanvas {
     this.tileCache = [];
   }
 
+  invalidateRange(range: ContigInterval) {
+    this.tileCache = this.tileCache.filter(tile => !tile.range.chrIntersects(range));
+  }
+
   heightForRef(ref: string): number {
     throw 'Not implemented';
   }