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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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159 IntRect viewportToRootFrame(const IntRect&) const; | 159 IntRect viewportToRootFrame(const IntRect&) const; |
160 FloatRect rootFrameToViewport(const FloatRect&) const; | 160 FloatRect rootFrameToViewport(const FloatRect&) const; |
161 IntRect rootFrameToViewport(const IntRect&) const; | 161 IntRect rootFrameToViewport(const IntRect&) const; |
162 | 162 |
163 FloatPoint viewportToRootFrame(const FloatPoint&) const; | 163 FloatPoint viewportToRootFrame(const FloatPoint&) const; |
164 FloatPoint rootFrameToViewport(const FloatPoint&) const; | 164 FloatPoint rootFrameToViewport(const FloatPoint&) const; |
165 IntPoint viewportToRootFrame(const IntPoint&) const; | 165 IntPoint viewportToRootFrame(const IntPoint&) const; |
166 IntPoint rootFrameToViewport(const IntPoint&) const; | 166 IntPoint rootFrameToViewport(const IntPoint&) const; |
167 | 167 |
168 // ScrollableArea implementation | 168 // ScrollableArea implementation |
169 HostWindow* hostWindow() const override; | 169 HostWindow* getHostWindow() const override; |
170 DoubleRect visibleContentRectDouble(IncludeScrollbarsInRect = ExcludeScrollb
ars) const override; | 170 DoubleRect visibleContentRectDouble(IncludeScrollbarsInRect = ExcludeScrollb
ars) const override; |
171 IntRect visibleContentRect(IncludeScrollbarsInRect = ExcludeScrollbars) cons
t override; | 171 IntRect visibleContentRect(IncludeScrollbarsInRect = ExcludeScrollbars) cons
t override; |
172 bool shouldUseIntegerScrollOffset() const override; | 172 bool shouldUseIntegerScrollOffset() const override; |
173 bool isActive() const override { return false; } | 173 bool isActive() const override { return false; } |
174 int scrollSize(ScrollbarOrientation) const override; | 174 int scrollSize(ScrollbarOrientation) const override; |
175 bool isScrollCornerVisible() const override { return false; } | 175 bool isScrollCornerVisible() const override { return false; } |
176 IntRect scrollCornerRect() const override { return IntRect(); } | 176 IntRect scrollCornerRect() const override { return IntRect(); } |
177 IntPoint scrollPosition() const override { return flooredIntPoint(m_offset);
} | 177 IntPoint scrollPosition() const override { return flooredIntPoint(m_offset);
} |
178 DoublePoint scrollPositionDouble() const override { return m_offset; } | 178 DoublePoint scrollPositionDouble() const override { return m_offset; } |
179 IntPoint minimumScrollPosition() const override; | 179 IntPoint minimumScrollPosition() const override; |
180 IntPoint maximumScrollPosition() const override; | 180 IntPoint maximumScrollPosition() const override; |
181 DoublePoint maximumScrollPositionDouble() const override; | 181 DoublePoint maximumScrollPositionDouble() const override; |
182 int visibleHeight() const override { return visibleRect().height(); } | 182 int visibleHeight() const override { return visibleRect().height(); } |
183 int visibleWidth() const override { return visibleRect().width(); } | 183 int visibleWidth() const override { return visibleRect().width(); } |
184 IntSize contentsSize() const override; | 184 IntSize contentsSize() const override; |
185 bool scrollbarsCanBeActive() const override { return false; } | 185 bool scrollbarsCanBeActive() const override { return false; } |
186 IntRect scrollableAreaBoundingBox() const override; | 186 IntRect scrollableAreaBoundingBox() const override; |
187 bool userInputScrollable(ScrollbarOrientation) const override { return true;
} | 187 bool userInputScrollable(ScrollbarOrientation) const override { return true;
} |
188 bool shouldPlaceVerticalScrollbarOnLeft() const override { return false; } | 188 bool shouldPlaceVerticalScrollbarOnLeft() const override { return false; } |
189 bool scrollAnimatorEnabled() const override; | 189 bool scrollAnimatorEnabled() const override; |
190 void scrollControlWasSetNeedsPaintInvalidation() override { } | 190 void scrollControlWasSetNeedsPaintInvalidation() override { } |
191 void setScrollOffset(const DoublePoint&, ScrollType) override; | 191 void setScrollOffset(const DoublePoint&, ScrollType) override; |
192 GraphicsLayer* layerForContainer() const override; | 192 GraphicsLayer* layerForContainer() const override; |
193 GraphicsLayer* layerForScrolling() const override; | 193 GraphicsLayer* layerForScrolling() const override; |
194 GraphicsLayer* layerForHorizontalScrollbar() const override; | 194 GraphicsLayer* layerForHorizontalScrollbar() const override; |
195 GraphicsLayer* layerForVerticalScrollbar() const override; | 195 GraphicsLayer* layerForVerticalScrollbar() const override; |
196 Widget* widget() override; | 196 Widget* getWidget() override; |
197 | 197 |
198 // Used for gathering data on user pinch-zoom statistics. | 198 // Used for gathering data on user pinch-zoom statistics. |
199 void userDidChangeScale(); | 199 void userDidChangeScale(); |
200 void sendUMAMetrics(); | 200 void sendUMAMetrics(); |
201 void startTrackingPinchStats(); | 201 void startTrackingPinchStats(); |
202 | 202 |
203 // Heuristic-based function for determining if we should disable workarounds | 203 // Heuristic-based function for determining if we should disable workarounds |
204 // for viewing websites that are not optimized for mobile devices. | 204 // for viewing websites that are not optimized for mobile devices. |
205 bool shouldDisableDesktopWorkarounds() const; | 205 bool shouldDisableDesktopWorkarounds() const; |
206 | 206 |
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241 float m_scale; | 241 float m_scale; |
242 IntSize m_size; | 242 IntSize m_size; |
243 float m_topControlsAdjustment; | 243 float m_topControlsAdjustment; |
244 float m_maxPageScale; | 244 float m_maxPageScale; |
245 bool m_trackPinchZoomStatsForPage; | 245 bool m_trackPinchZoomStatsForPage; |
246 }; | 246 }; |
247 | 247 |
248 } // namespace blink | 248 } // namespace blink |
249 | 249 |
250 #endif // VisualViewport_h | 250 #endif // VisualViewport_h |
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