Method setCursor

ij/src/main/java/ij/gui/ImageCanvas.java:668–707

Sets the cursor based on the current tool and cursor location.

(int sx, int sy, int ox, int oy)

	/** Sets the cursor based on the current tool and cursor location. */
	public void setCursor(int sx, int sy, int ox, int oy) {
		xMouse = ox;
		yMouse = oy;
		mouseExited = false;
		Roi roi = imp.getRoi();
		ImageWindow win = imp.getWindow();
		overOverlayLabel = false;
		if (win==null)
			return;
		if (IJ.spaceBarDown()) {
			setCursor(handCursor);
			return;
		}
		int id = Toolbar.getToolId();
		switch (id) {
			case Toolbar.MAGNIFIER:
				setCursor(moveCursor);
				break;
			case Toolbar.HAND:
				setCursor(handCursor);
				break;
			default:  //selection tool
				PlugInTool tool = Toolbar.getPlugInTool();
				boolean arrowTool = roi!=null && (roi instanceof Arrow) && tool!=null && "Arrow Tool".equals(tool.getToolName());
				if ((id>=Toolbar.CUSTOM1) && !arrowTool) {
					if (Prefs.usePointerCursor)
						setCursor(defaultCursor);
					else
						setCursor(crosshairCursor);
				} else if (roi!=null && roi.getState()!=roi.CONSTRUCTING && roi.isHandle(sx, sy)>=0) {
					setCursor(handCursor);
				} else if ((imp.getOverlay()!=null||showAllOverlay!=null) && overOverlayLabel(sx,sy,ox,oy) && (roi==null||roi.getState()!=roi.CONSTRUCTING)) {
					overOverlayLabel = true;
					setCursor(handCursor);
				} else if (Prefs.usePointerCursor || (roi!=null && roi.getState()!=roi.CONSTRUCTING && roi.contains(ox, oy)))
					setCursor(defaultCursor);
				else
					setCursor(crosshairCursor);
		}
	}
	
	private boolean overOverlayLabel(int sx, int sy, int ox, int oy) {
		Overlay o = showAllOverlay;