68,68c68,68
< 	private void setScale(double scale) {
---
> 	private void setScale(double newScale) {
71,71c71,71
< 		this.scale = scale;
---
> 		scale = newScale;
171,171c171,171
< 	public void zoom(float scale) {
---
> 	public void zoom(float newScale) {
176,176c176,176
< 			this.scale = scale;
---
> 			scale = newScale;
286,286c286,286
< 	private final Graphics transformGraphics(Graphics g, double scale) {
---
> 	private final Graphics transformGraphics(Graphics g, double currentScale) {
287,287c287,287
< 		if (scale != 1.0) {
---
> 		if (currentScale != 1.0) {
292,292c292,292
< 			g2.transform(AffineTransform.getScaleInstance(scale, scale));
---
> 			g2.transform(AffineTransform.getScaleInstance(currentScale, currentScale));