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| 1 /* | |
| 2 * Copyright (C) 2007, 2008, 2009, 2010 Apple, 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 | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 #include "config.h" | |
| 26 | |
| 27 #include "QTTrack.h" | |
| 28 | |
| 29 #include <Movies.h> | |
| 30 #include <QTML.h> | |
| 31 | |
| 32 using namespace std; | |
| 33 | |
| 34 class QTTrackPrivate { | |
| 35 WTF_MAKE_NONCOPYABLE(QTTrackPrivate); | |
| 36 public: | |
| 37 QTTrackPrivate(); | |
| 38 ~QTTrackPrivate(); | |
| 39 | |
| 40 QTTrack* m_track; | |
| 41 Track m_trackHandle; | |
| 42 }; | |
| 43 | |
| 44 QTTrackPrivate::QTTrackPrivate() | |
| 45 : m_track(0) | |
| 46 , m_trackHandle(0) | |
| 47 { | |
| 48 } | |
| 49 | |
| 50 QTTrackPrivate::~QTTrackPrivate() | |
| 51 { | |
| 52 m_trackHandle = 0; | |
| 53 } | |
| 54 | |
| 55 PassRefPtr<QTTrack> QTTrack::create(Track trackHandle) | |
| 56 { | |
| 57 return adoptRef(new QTTrack(trackHandle)); | |
| 58 } | |
| 59 | |
| 60 QTTrack::QTTrack(Track trackHandle) | |
| 61 : m_private(new QTTrackPrivate()) | |
| 62 { | |
| 63 m_private->m_track = this; | |
| 64 m_private->m_trackHandle = trackHandle; | |
| 65 } | |
| 66 | |
| 67 QTTrack::~QTTrack() | |
| 68 { | |
| 69 delete m_private; | |
| 70 } | |
| 71 | |
| 72 bool QTTrack::isEnabled() const | |
| 73 { | |
| 74 ASSERT(m_private->m_track); | |
| 75 return GetTrackEnabled(m_private->m_trackHandle); | |
| 76 } | |
| 77 | |
| 78 void QTTrack::setEnabled(bool enabled) | |
| 79 { | |
| 80 ASSERT(m_private->m_trackHandle); | |
| 81 SetTrackEnabled(m_private->m_trackHandle, enabled); | |
| 82 } | |
| 83 | |
| 84 CGAffineTransform QTTrack::getTransform() const | |
| 85 { | |
| 86 ASSERT(m_private->m_trackHandle); | |
| 87 MatrixRecord m = {0}; | |
| 88 GetTrackMatrix(m_private->m_trackHandle, &m); | |
| 89 | |
| 90 ASSERT(!m.matrix[0][2]); | |
| 91 ASSERT(!m.matrix[1][2]); | |
| 92 CGAffineTransform transform = CGAffineTransformMake( | |
| 93 Fix2X(m.matrix[0][0]), | |
| 94 Fix2X(m.matrix[0][1]), | |
| 95 Fix2X(m.matrix[1][0]), | |
| 96 Fix2X(m.matrix[1][1]), | |
| 97 Fix2X(m.matrix[2][0]), | |
| 98 Fix2X(m.matrix[2][1])); | |
| 99 | |
| 100 return transform; | |
| 101 } | |
| 102 | |
| 103 void QTTrack::setTransform(CGAffineTransform t) | |
| 104 { | |
| 105 ASSERT(m_private->m_trackHandle); | |
| 106 MatrixRecord m = {{ | |
| 107 {X2Fix(t.a), X2Fix(t.b), 0}, | |
| 108 {X2Fix(t.c), X2Fix(t.d), 0}, | |
| 109 {X2Fix(t.tx), X2Fix(t.ty), fract1}, | |
| 110 }}; | |
| 111 | |
| 112 SetTrackMatrix(m_private->m_trackHandle, &m); | |
| 113 } | |
| 114 | |
| 115 void QTTrack::resetTransform() | |
| 116 { | |
| 117 ASSERT(m_private->m_trackHandle); | |
| 118 SetTrackMatrix(m_private->m_trackHandle, 0); | |
| 119 } | |
| 120 | |
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