<!--                                                                        -->
<!-- Copyright 2008 Google Inc.                                             -->
<!-- Licensed under the Apache License, Version 2.0 (the "License"); you    -->
<!-- may not use this file except in compliance with the License. You may   -->
<!-- may obtain a copy of the License at                                    -->
<!--                                                                        -->
<!-- http://www.apache.org/licenses/LICENSE-2.0                             -->
<!--                                                                        -->
<!-- Unless required by applicable law or agreed to in writing, software    -->
<!-- distributed under the License is distributed on an "AS IS" BASIS,      -->
<!-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        -->
<!-- implied. License for the specific language governing permissions and   -->
<!-- limitations under the License.                                         -->

<!-- Module used to include Animation class.                                -->
<!--                                                                        -->
<!-- This module is typically inherited via com.google.gwt.user.User        -->
<!--                                                                        -->
<module>
  <inherits name="com.google.gwt.core.Core"/>
  <inherits name="com.google.gwt.user.UserAgent"/>
  
  <!-- Include User module to inherit Timer -->
  <inherits name="com.google.gwt.user.User"/>

  <!-- Fallback implementation, based on a timer -->
  <replace-with class="com.google.gwt.animation.client.AnimationSchedulerImplTimer">
    <when-type-is class="com.google.gwt.animation.client.AnimationScheduler"/>
  </replace-with>

  <!-- Implementation based on mozRequestAnimationFrame -->
  <replace-with class="com.google.gwt.animation.client.AnimationSchedulerImplMozilla">
    <when-type-is class="com.google.gwt.animation.client.AnimationScheduler"/>
    <when-property-is name="user.agent" value="gecko1_8"/>
    <when-property-is name="webApiUsage" value="modern"/>
  </replace-with>

  <!-- Implementation based on webkitRequestAnimationFrame -->
  <replace-with class="com.google.gwt.animation.client.AnimationSchedulerImplWebkit">
    <when-type-is class="com.google.gwt.animation.client.AnimationScheduler"/>
    <when-property-is name="user.agent" value="safari"/>
    <when-property-is name="webApiUsage" value="modern"/>
  </replace-with>
</module>