/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2010, Ajax.org B.V.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * ***** END LICENSE BLOCK ***** */

ace.define('ace/ext/static_highlight', ['require', 'exports', 'module' , 'ace/edit_session', 'ace/layer/text', 'ace/config'], function(require, exports, module) {


var EditSession = require("../edit_session").EditSession;
var TextLayer = require("../layer/text").Text;
var baseStyles = ".ace_editor {\
font-family: 'Monaco', 'Menlo', 'Droid Sans Mono', 'Courier New', monospace;\
font-size: 12px;\
}\
.ace_editor .ace_gutter {\
width: 25px !important;\
display: block;\
float: left;\
text-align: right;\
padding: 0 3px 0 0;\
margin-right: 3px;\
}\
.ace_line { clear: both; }\
*.ace_gutter-cell {\
-moz-user-select: -moz-none;\
-khtml-user-select: none;\
-webkit-user-select: none;\
user-select: none;\
}";
var config = require("../config");

exports.render = function(input, mode, theme, lineStart, disableGutter, callback) {
    var waiting = 0
    if (typeof theme == "string") {
        waiting++;
        config.loadModule(['theme', theme], function(m) {
            theme = m;
            --waiting || done();
        });
    }

    if (typeof mode == "string") {
        waiting++;
        config.loadModule(['mode', mode], function(m) {
            mode = new m.Mode()
            --waiting || done();
        });
    }
    function done() {
        var result = exports.renderSync(input, mode, theme, lineStart, disableGutter);
        return callback ? callback(result) : result;
    }
    return waiting || done();
};

exports.renderSync = function(input, mode, theme, lineStart, disableGutter) {
    lineStart = parseInt(lineStart || 1, 10);

    var session = new EditSession("");
    session.setUseWorker(false);
    session.setMode(mode);

    var textLayer = new TextLayer(document.createElement("div"));
    textLayer.setSession(session);
    textLayer.config = {
        characterWidth: 10,
        lineHeight: 20
    };

    session.setValue(input);

    var stringBuilder = [];
    var length =  session.getLength();

    for(var ix = 0; ix < length; ix++) {
        stringBuilder.push("<div class='ace_line'>");
        if (!disableGutter)
            stringBuilder.push("<span class='ace_gutter ace_gutter-cell' unselectable='on'>" + (ix + lineStart) + "</span>");
        textLayer.$renderLine(stringBuilder, ix, true, false);
        stringBuilder.push("</div>");
    }
    var html = "<div class=':cssClass'>\
        <div class='ace_editor ace_scroller ace_text-layer'>\
            :code\
        </div>\
    </div>".replace(/:cssClass/, theme.cssClass).replace(/:code/, stringBuilder.join(""));

    textLayer.destroy();

    return {
        css: baseStyles + theme.cssText,
        html: html
    };
};

});
