74 lines
2.6 KiB
JavaScript
74 lines
2.6 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define*/
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define(
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[],
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function () {
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'use strict';
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/**
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* @interface platform/features/layout.ElementHandle
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* @private
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*/
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/**
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* Handle for changing width/height properties of an element.
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* This is used to support drag handles for different
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* element types in a fixed position view.
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* @memberof platform/features/layout
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* @constructor
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*/
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function ResizeHandle(element, minWidth, minHeight) {
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this.element = element;
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// Ensure reasonable defaults
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this.minWidth = minWidth || 0;
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this.minHeight = minHeight || 0;
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}
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ResizeHandle.prototype.x = function (value) {
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var element = this.element;
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if (arguments.length > 0) {
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element.width = Math.max(
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this.minWidth,
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value - element.x
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);
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}
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return element.x + element.width;
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};
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ResizeHandle.prototype.y = function (value) {
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var element = this.element;
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if (arguments.length > 0) {
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element.height = Math.max(
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this.minHeight,
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value - element.y
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);
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}
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return element.y + element.height;
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};
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return ResizeHandle;
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}
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);
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