In the draw function, replaces check for empty character with a more robust alternative.
@@ -146,7 +146,7 @@ public class Tile {
rowIndex *= fontHeight;
// Handle hidden state:
- if (isHidden || foregroundAndBackgroundColorEqual || character == ' ') {
+ if (isHidden || foregroundAndBackgroundColorEqual || Character.isSpaceChar(character)) {
gc.setColor(backgroundColor);
gc.fillRect(columnIndex, rowIndex, fontWidth, fontHeight);
} else {
