🐛 Fix missing canvas scaling without smooth scrolling

Fixes #480
atom-minimap · May 6, 2016 · bff59ea · bff59ea
1 parent 95172cd
commit bff59ea
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/lib/minimap-element.js b/lib/minimap-element.js
@@ -795,21 +795,26 @@ export default class MinimapElement {
 
     let canvasTop = minimap.getFirstVisibleScreenRow() * minimap.getLineHeight() - minimap.getScrollTop()
 
-    let canvasTransform = this.makeTranslate(0, canvasTop)
-    if (devicePixelRatio !== 1) {
-      canvasTransform += ' ' + this.makeScale(1 / devicePixelRatio)
-    }
 
     if (this.smoothScrolling) {
       if (SPEC_MODE) {
         this.applyStyles(this.backLayer.canvas, {top: canvasTop + 'px'})
         this.applyStyles(this.tokensLayer.canvas, {top: canvasTop + 'px'})
         this.applyStyles(this.frontLayer.canvas, {top: canvasTop + 'px'})
       } else {
+        let canvasTransform = this.makeTranslate(0, canvasTop)
+        if (devicePixelRatio !== 1) {
+          canvasTransform += ' ' + this.makeScale(1 / devicePixelRatio)
+        }
         this.applyStyles(this.backLayer.canvas, {transform: canvasTransform})
         this.applyStyles(this.tokensLayer.canvas, {transform: canvasTransform})
         this.applyStyles(this.frontLayer.canvas, {transform: canvasTransform})
       }
+    } else {
+      const canvasTransform = this.makeScale(1 / devicePixelRatio)
+      this.applyStyles(this.backLayer.canvas, {transform: canvasTransform})
+      this.applyStyles(this.tokensLayer.canvas, {transform: canvasTransform})
+      this.applyStyles(this.frontLayer.canvas, {transform: canvasTransform})
     }
 
     if (this.minimapScrollIndicator && minimap.canScroll() && !this.scrollIndicator) {