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/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
WebInspector.TextRange = class TextRange extends WebInspector.Object
{
constructor(startLineOrStartOffset, startColumnOrEndOffset, endLine, endColumn)
{
super();
if (arguments.length === 4) {
console.assert(startLineOrStartOffset <= endLine);
console.assert(startLineOrStartOffset !== endLine || startColumnOrEndOffset <= endColumn);
this._startLine = typeof startLineOrStartOffset === "number" ? startLineOrStartOffset : NaN;
this._startColumn = typeof startColumnOrEndOffset === "number" ? startColumnOrEndOffset : NaN;
this._endLine = typeof endLine === "number" ? endLine : NaN;
this._endColumn = typeof endColumn === "number" ? endColumn : NaN;
this._startOffset = NaN;
this._endOffset = NaN;
} else if (arguments.length === 2) {
console.assert(startLineOrStartOffset <= startColumnOrEndOffset);
this._startOffset = typeof startLineOrStartOffset === "number" ? startLineOrStartOffset : NaN;
this._endOffset = typeof startColumnOrEndOffset === "number" ? startColumnOrEndOffset : NaN;
this._startLine = NaN;
this._startColumn = NaN;
this._endLine = NaN;
this._endColumn = NaN;
}
}
// Public
get startLine()
{
return this._startLine;
}
get startColumn()
{
return this._startColumn;
}
get endLine()
{
return this._endLine;
}
get endColumn()
{
return this._endColumn;
}
get startOffset()
{
return this._startOffset;
}
get endOffset()
{
return this._endOffset;
}
startPosition()
{
return new WebInspector.SourceCodePosition(this._startLine, this._startColumn);
}
endPosition()
{
return new WebInspector.SourceCodePosition(this._endLine, this._endColumn);
}
resolveOffsets(text)
{
console.assert(typeof text === "string");
if (typeof text !== "string")
return;
console.assert(!isNaN(this._startLine));
console.assert(!isNaN(this._startColumn));
console.assert(!isNaN(this._endLine));
console.assert(!isNaN(this._endColumn));
if (isNaN(this._startLine) || isNaN(this._startColumn) || isNaN(this._endLine) || isNaN(this._endColumn))
return;
var lastNewLineOffset = 0;
for (var i = 0; i < this._startLine; ++i)
lastNewLineOffset = text.indexOf("\n", lastNewLineOffset) + 1;
this._startOffset = lastNewLineOffset + this._startColumn;
for (var i = this._startLine; i < this._endLine; ++i)
lastNewLineOffset = text.indexOf("\n", lastNewLineOffset) + 1;
this._endOffset = lastNewLineOffset + this._endColumn;
}
};
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