1 /*

     2  * Copyright (C) 2009 Google Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30 

    31 #include "config.h"

    32 #include "WebRange.h"

    33 

    34 #include "Range.h"

    35 #include "WebNode.h"

    36 #include "WebString.h"

    37 #include <wtf/PassRefPtr.h>

    38 

    39 using namespace WebCore;

    40 

    41 namespace WebKit {

    42 

    43 class WebRangePrivate : public Range {

    44 };

    45 

    46 void WebRange::reset()

    47 {

    48     assign(0);

    49 }

    50 

    51 void WebRange::assign(const WebRange& other)

    52 {

    53     WebRangePrivate* p = const_cast<WebRangePrivate*>(other.m_private);

    54     if (p)

    55         p->ref();

    56     assign(p);

    57 }

    58 

    59 int WebRange::startOffset() const

    60 {

    61     return m_private->startOffset();

    62 }

    63 

    64 int WebRange::endOffset() const

    65 {

    66     return m_private->endOffset();

    67 }

    68 

    69 WebNode WebRange::startContainer(int& exceptionCode) const

    70 {

    71     return PassRefPtr<Node>(m_private->startContainer(exceptionCode));

    72 }

    73 

    74 WebNode WebRange::endContainer(int& exceptionCode) const

    75 {

    76     return PassRefPtr<Node>(m_private->endContainer(exceptionCode));

    77 }

    78 

    79 WebString WebRange::toHTMLText() const

    80 {

    81     return m_private->toHTML();

    82 }

    83 

    84 WebString WebRange::toPlainText() const

    85 {

    86     return m_private->text();

    87 }

    88 

    89 WebRange::WebRange(const WTF::PassRefPtr<WebCore::Range>& range)

    90     : m_private(static_cast<WebRangePrivate*>(range.releaseRef()))

    91 {

    92 }

    93 

    94 WebRange& WebRange::operator=(const WTF::PassRefPtr<WebCore::Range>& range)

    95 {

    96     assign(static_cast<WebRangePrivate*>(range.releaseRef()));

    97     return *this;

    98 }

    99 

   100 WebRange::operator WTF::PassRefPtr<WebCore::Range>() const

   101 {

   102     return PassRefPtr<Range>(const_cast<WebRangePrivate*>(m_private));

   103 }

   104 

   105 void WebRange::assign(WebRangePrivate* p)

   106 {

   107     // p is already ref'd for us by the caller

   108     if (m_private)

   109         m_private->deref();

   110     m_private = p;

   111 }

   112 

   113 } // namespace WebKit