(double amount)
| 497 | } |
| 498 | |
| 499 | private void changeZoom(double amount) { |
| 500 | if (memoryViewCanvas != null) { |
| 501 | double zoom = memoryViewCanvas.getScaleX(); |
| 502 | zoom += amount; |
| 503 | setZoom(zoom); |
| 504 | } |
| 505 | } |
| 506 | |
| 507 | private void setZoom(double zoom) { |
| 508 | if (memoryViewCanvas != null) { |