1 <html><head><title>Roo/lib/Scroll.js</title><link rel="stylesheet" type="text/css" href="../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
2 * Portions of this file are based on pieces of Yahoo User Interface Library
3 * Copyright (c) 2007, Yahoo! Inc. All rights reserved.
4 * YUI licensed under the BSD License:
5 * http://developer.yahoo.net/yui/license.txt
6 * <script type="text/javascript">
9 </span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
10 </span><span class="jsdoc-var">Roo.lib.Scroll </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attributes</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">duration</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">method</span><span class="jsdoc-syntax">) {
11 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">) {
12 </span><span class="jsdoc-var">Roo.lib.Scroll.superclass.constructor.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attributes</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">duration</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">method</span><span class="jsdoc-syntax">);
16 </span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.lib.Scroll</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.lib.ColorAnim</span><span class="jsdoc-syntax">);
19 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">Y </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.lib</span><span class="jsdoc-syntax">;
20 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">superclass </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Y.Scroll.superclass</span><span class="jsdoc-syntax">;
21 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">proto </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Y.Scroll.prototype</span><span class="jsdoc-syntax">;
23 </span><span class="jsdoc-var">proto.toString </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
24 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getEl</span><span class="jsdoc-syntax">();
25 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">el.id </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">el.tagName</span><span class="jsdoc-syntax">;
26 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">"Scroll " </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">);
29 </span><span class="jsdoc-var">proto.doMethod </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">end</span><span class="jsdoc-syntax">) {
30 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
32 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'scroll'</span><span class="jsdoc-syntax">) {
33 </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= [
34 </span><span class="jsdoc-var">this.method</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.currentFrame</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">[0], </span><span class="jsdoc-var">end</span><span class="jsdoc-syntax">[0] - </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">[0], </span><span class="jsdoc-var">this.totalFrames</span><span class="jsdoc-syntax">),
35 </span><span class="jsdoc-var">this.method</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.currentFrame</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">[1], </span><span class="jsdoc-var">end</span><span class="jsdoc-syntax">[1] - </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">[1], </span><span class="jsdoc-var">this.totalFrames</span><span class="jsdoc-syntax">)
38 } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
39 </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">superclass.doMethod.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">start</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">end</span><span class="jsdoc-syntax">);
41 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">;
44 </span><span class="jsdoc-var">proto.getAttribute </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">) {
45 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
46 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getEl</span><span class="jsdoc-syntax">();
48 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'scroll'</span><span class="jsdoc-syntax">) {
49 </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= [ </span><span class="jsdoc-var">el.scrollLeft</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">el.scrollTop </span><span class="jsdoc-syntax">];
50 } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
51 </span><span class="jsdoc-var">val </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">superclass.getAttribute.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">);
54 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">;
57 </span><span class="jsdoc-var">proto.setAttribute </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">unit</span><span class="jsdoc-syntax">) {
58 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getEl</span><span class="jsdoc-syntax">();
60 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">attr </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'scroll'</span><span class="jsdoc-syntax">) {
61 </span><span class="jsdoc-var">el.scrollLeft </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">[0];
62 </span><span class="jsdoc-var">el.scrollTop </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">[1];
63 } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
64 </span><span class="jsdoc-var">superclass.setAttribute.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">attr</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">val</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">unit</span><span class="jsdoc-syntax">);
68 </span></code></body></html>