Set limit on zoom-in factor

fixes #86 Signed-off-by: muddana-satish <satish.muddana@ericsson.com>
eclipse-cdt-cloud · Jan 8, 2021 · cd42151 · cd42151
1 parent 369705f
commit cd42151
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Showing 2 changed files with 10 additions and 6 deletions.
diff --git a/timeline-chart/src/components/time-graph-axis-scale.ts b/timeline-chart/src/components/time-graph-axis-scale.ts
@@ -138,9 +138,11 @@ export class TimeGraphAxisScale extends TimeGraphComponent {
         if (end > this.unitController.absoluteRange) {
             end = this.unitController.absoluteRange;
         }
-        this.unitController.viewRange = {
-            start,
-            end
+        if (Math.trunc(start) !== Math.trunc(end)) {
+            this.unitController.viewRange = {
+                start,
+                end
+            }
         }
     }
 

diff --git a/timeline-chart/src/layer/time-graph-chart.ts b/timeline-chart/src/layer/time-graph-chart.ts
@@ -91,9 +91,11 @@ export class TimeGraphChart extends TimeGraphChartLayer {
             const xOffset = ((zoomPosition / this.unitController.viewRangeLength) * deltaLength);
             const start = Math.max(0, this.unitController.viewRange.start - xOffset);
             const end = Math.min(start + newViewRangeLength, this.unitController.absoluteRange);
-            this.unitController.viewRange = {
-                start,
-                end
+            if (Math.trunc(start) !== Math.trunc(end)) {
+                this.unitController.viewRange = {
+                    start,
+                    end
+                }
             }
         };