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1 /* | 1 /* |
2 * Copyright (c) 2010, Google Inc. All rights reserved. | 2 * Copyright (c) 2010, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "core/platform/ScrollAnimator.h" | 32 #include "core/platform/ScrollAnimator.h" |
33 | 33 |
34 #include "core/platform/PlatformWheelEvent.h" | |
35 #include "core/platform/ScrollableArea.h" | 34 #include "core/platform/ScrollableArea.h" |
36 #include "platform/geometry/FloatPoint.h" | 35 #include "platform/geometry/FloatPoint.h" |
37 #include "wtf/PassOwnPtr.h" | 36 #include "wtf/PassOwnPtr.h" |
38 #include <algorithm> | 37 #include <algorithm> |
39 | 38 |
40 using namespace std; | 39 using namespace std; |
41 | 40 |
42 namespace WebCore { | 41 namespace WebCore { |
43 | 42 |
44 ScrollAnimator::ScrollAnimator(ScrollableArea* scrollableArea) | 43 ScrollAnimator::ScrollAnimator(ScrollableArea* scrollableArea) |
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143 } | 142 } |
144 | 143 |
145 float ScrollAnimator::clampScrollPosition(ScrollbarOrientation orientation, floa
t pos) | 144 float ScrollAnimator::clampScrollPosition(ScrollbarOrientation orientation, floa
t pos) |
146 { | 145 { |
147 float maxScrollPos = m_scrollableArea->maximumScrollPosition(orientation); | 146 float maxScrollPos = m_scrollableArea->maximumScrollPosition(orientation); |
148 float minScrollPos = m_scrollableArea->minimumScrollPosition(orientation); | 147 float minScrollPos = m_scrollableArea->minimumScrollPosition(orientation); |
149 return std::max(std::min(pos, maxScrollPos), minScrollPos); | 148 return std::max(std::min(pos, maxScrollPos), minScrollPos); |
150 } | 149 } |
151 | 150 |
152 } // namespace WebCore | 151 } // namespace WebCore |
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