Example usage for com.google.gwt.user.client.ui MouseWheelVelocity isSouth

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui MouseWheelVelocity isSouth.

Prototype

@Deprecated
public boolean isSouth() 

Source Link

Document

Convenience method that returns true if #getDeltaY() is a positive value.

Usage

From source file:com.apress.progwt.client.college.gui.ViewPanel.java

License:Apache License

public void onMouseWheel(Widget sender, MouseWheelVelocity velocity) {
    if (velocity.isSouth()) {
        zoomOut();//  ww w.  jav  a2  s .c om
    } else {
        centerOnMouse();
        zoomIn();
    }
}

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