Example usage for com.google.gwt.event.dom.client HasNativeEvent getNativeEvent

Introduction

In this page you can find the example usage for com.google.gwt.event.dom.client HasNativeEvent getNativeEvent.

Prototype

NativeEvent getNativeEvent();

Source Link

Document

Gets the underlying native event.

Usage

From source file:org.freemedsoftware.gwt.client.widget.CustomCanvas.java

License:Open Source License

/**
 * Calculate relative X coordinate on the Canvas element from a
 * <HasNativeEvent> event.// w  w w .  j a va  2 s . c  o m
 * 
 * @param event
 * @return
 */
public int getXCoordFromEvent(HasNativeEvent event) {
    return event.getNativeEvent().getClientX() - getAbsoluteLeft() + Window.getScrollLeft();
}

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From source file:org.freemedsoftware.gwt.client.widget.CustomCanvas.java

License:Open Source License

/**
 * Calculate relative Y coordinate on the Canvas element from a
 * <HasNativeEvent> event.//  www  .j  a v  a2s .c o  m
 * 
 * @param event
 * @return
 */
public int getYCoordFromEvent(HasNativeEvent event) {
    return event.getNativeEvent().getClientY() - getAbsoluteTop() + Window.getScrollTop();
}

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