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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 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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| 42 | 42 |
| 43 namespace blink { | 43 namespace blink { |
| 44 | 44 |
| 45 // This class harmonizes the viewport (particularly page scale) constraints from | 45 // This class harmonizes the viewport (particularly page scale) constraints from |
| 46 // the meta viewport tag and other sources. | 46 // the meta viewport tag and other sources. |
| 47 class CORE_EXPORT PageScaleConstraintsSet { | 47 class CORE_EXPORT PageScaleConstraintsSet { |
| 48 USING_FAST_MALLOC(PageScaleConstraintsSet); | 48 USING_FAST_MALLOC(PageScaleConstraintsSet); |
| 49 | 49 |
| 50 public: | 50 public: |
| 51 static std::unique_ptr<PageScaleConstraintsSet> create() { | 51 static std::unique_ptr<PageScaleConstraintsSet> create() { |
| 52 return wrapUnique(new PageScaleConstraintsSet); | 52 return WTF::wrapUnique(new PageScaleConstraintsSet); |
| 53 } | 53 } |
| 54 | 54 |
| 55 void setDefaultConstraints(const PageScaleConstraints&); | 55 void setDefaultConstraints(const PageScaleConstraints&); |
| 56 const PageScaleConstraints& defaultConstraints() const; | 56 const PageScaleConstraints& defaultConstraints() const; |
| 57 | 57 |
| 58 // Settings defined in the website's viewport tag, if viewport tag support | 58 // Settings defined in the website's viewport tag, if viewport tag support |
| 59 // is enabled. | 59 // is enabled. |
| 60 const PageScaleConstraints& pageDefinedConstraints() const { | 60 const PageScaleConstraints& pageDefinedConstraints() const { |
| 61 return m_pageDefinedConstraints; | 61 return m_pageDefinedConstraints; |
| 62 } | 62 } |
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| 123 int m_lastContentsWidth; | 123 int m_lastContentsWidth; |
| 124 IntSize m_icbSize; | 124 IntSize m_icbSize; |
| 125 | 125 |
| 126 bool m_needsReset; | 126 bool m_needsReset; |
| 127 bool m_constraintsDirty; | 127 bool m_constraintsDirty; |
| 128 }; | 128 }; |
| 129 | 129 |
| 130 } // namespace blink | 130 } // namespace blink |
| 131 | 131 |
| 132 #endif // PageScaleConstraintsSet_h | 132 #endif // PageScaleConstraintsSet_h |
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