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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. 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 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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65 } | 65 } |
66 | 66 |
67 int ScrollbarThemeOverlay::scrollbarMargin() const { | 67 int ScrollbarThemeOverlay::scrollbarMargin() const { |
68 return m_scrollbarMargin; | 68 return m_scrollbarMargin; |
69 } | 69 } |
70 | 70 |
71 bool ScrollbarThemeOverlay::usesOverlayScrollbars() const { | 71 bool ScrollbarThemeOverlay::usesOverlayScrollbars() const { |
72 return true; | 72 return true; |
73 } | 73 } |
74 | 74 |
75 double ScrollbarThemeOverlay::overlayScrollbarFadeOutDelaySeconds() const { | |
76 WebThemeEngine::ScrollbarStyle style; | |
77 Platform::current()->themeEngine()->getOverlayScrollbarStyle(&style); | |
78 return style.fadeOutDelaySeconds; | |
79 } | |
80 | |
81 double ScrollbarThemeOverlay::overlayScrollbarFadeOutDurationSeconds() const { | |
82 WebThemeEngine::ScrollbarStyle style; | |
83 Platform::current()->themeEngine()->getOverlayScrollbarStyle(&style); | |
84 return style.fadeOutDurationSeconds; | |
85 } | |
86 | |
87 int ScrollbarThemeOverlay::thumbPosition(const ScrollbarThemeClient& scrollbar, | 75 int ScrollbarThemeOverlay::thumbPosition(const ScrollbarThemeClient& scrollbar, |
88 float scrollPosition) { | 76 float scrollPosition) { |
89 if (!scrollbar.totalSize()) | 77 if (!scrollbar.totalSize()) |
90 return 0; | 78 return 0; |
91 | 79 |
92 int trackLen = trackLength(scrollbar); | 80 int trackLen = trackLength(scrollbar); |
93 float proportion = static_cast<float>(scrollPosition) / scrollbar.totalSize(); | 81 float proportion = static_cast<float>(scrollPosition) / scrollbar.totalSize(); |
94 return round(proportion * trackLen); | 82 return round(proportion * trackLen); |
95 } | 83 } |
96 | 84 |
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156 if (scrollbar.isLeftSideVerticalScrollbar()) | 144 if (scrollbar.isLeftSideVerticalScrollbar()) |
157 thumbRect.setX(thumbRect.x() + m_scrollbarMargin); | 145 thumbRect.setX(thumbRect.x() + m_scrollbarMargin); |
158 } | 146 } |
159 | 147 |
160 if (m_useSolidColor) { | 148 if (m_useSolidColor) { |
161 context.fillRect(thumbRect, m_color); | 149 context.fillRect(thumbRect, m_color); |
162 return; | 150 return; |
163 } | 151 } |
164 | 152 |
165 WebThemeEngine::State state = WebThemeEngine::StateNormal; | 153 WebThemeEngine::State state = WebThemeEngine::StateNormal; |
166 | 154 if (scrollbar.pressedPart() == ThumbPart) |
167 if (!scrollbar.enabled()) | |
168 state = WebThemeEngine::StateDisabled; | |
169 else if (scrollbar.pressedPart() == ThumbPart) | |
170 state = WebThemeEngine::StatePressed; | 155 state = WebThemeEngine::StatePressed; |
171 else if (scrollbar.hoveredPart() == ThumbPart) | 156 else if (scrollbar.hoveredPart() == ThumbPart) |
172 state = WebThemeEngine::StateHover; | 157 state = WebThemeEngine::StateHover; |
173 | 158 |
174 WebCanvas* canvas = context.canvas(); | 159 WebCanvas* canvas = context.canvas(); |
175 | 160 |
176 WebThemeEngine::Part part = WebThemeEngine::PartScrollbarHorizontalThumb; | 161 WebThemeEngine::Part part = WebThemeEngine::PartScrollbarHorizontalThumb; |
177 if (scrollbar.orientation() == VerticalScrollbar) | 162 if (scrollbar.orientation() == VerticalScrollbar) |
178 part = WebThemeEngine::PartScrollbarVerticalThumb; | 163 part = WebThemeEngine::PartScrollbarVerticalThumb; |
179 | 164 |
180 blink::WebThemeEngine::ExtraParams params; | 165 blink::WebThemeEngine::ExtraParams params; |
181 params.scrollbarThumb.scrollbarTheme = | 166 params.scrollbarThumb.scrollbarTheme = |
182 static_cast<WebScrollbarOverlayColorTheme>( | 167 static_cast<WebScrollbarOverlayColorTheme>( |
183 scrollbar.getScrollbarOverlayColorTheme()); | 168 scrollbar.getScrollbarOverlayColorTheme()); |
184 | 169 |
185 Platform::current()->themeEngine()->paint(canvas, part, state, WebRect(rect), | 170 Platform::current()->themeEngine()->paint(canvas, part, state, WebRect(rect), |
186 ¶ms); | 171 ¶ms); |
187 } | 172 } |
188 | 173 |
189 ScrollbarPart ScrollbarThemeOverlay::hitTest( | 174 ScrollbarPart ScrollbarThemeOverlay::hitTest( |
190 const ScrollbarThemeClient& scrollbar, | 175 const ScrollbarThemeClient& scrollbar, |
191 const IntPoint& position) { | 176 const IntPoint& position) { |
192 if (m_allowHitTest == DisallowHitTest) | 177 if (m_allowHitTest == DisallowHitTest) |
193 return NoPart; | 178 return NoPart; |
194 | 179 |
195 ScrollbarPart part = ScrollbarTheme::hitTest(scrollbar, position); | 180 return ScrollbarTheme::hitTest(scrollbar, position); |
196 if (part != ThumbPart) | |
197 return NoPart; | |
198 | |
199 return ThumbPart; | |
200 } | 181 } |
201 | 182 |
202 ScrollbarThemeOverlay& ScrollbarThemeOverlay::mobileTheme() { | 183 ScrollbarThemeOverlay& ScrollbarThemeOverlay::mobileTheme() { |
203 static ScrollbarThemeOverlay* theme; | 184 static ScrollbarThemeOverlay* theme; |
204 if (!theme) { | 185 if (!theme) { |
205 WebThemeEngine::ScrollbarStyle style = {3, 3, 0x80808080}; // default style | 186 WebThemeEngine::ScrollbarStyle style = {3, 3, 0x80808080}; // default style |
206 if (Platform::current()->themeEngine()) { | 187 if (Platform::current()->themeEngine()) { |
207 Platform::current()->themeEngine()->getOverlayScrollbarStyle(&style); | 188 Platform::current()->themeEngine()->getOverlayScrollbarStyle(&style); |
208 } | 189 } |
209 theme = new ScrollbarThemeOverlay( | 190 theme = new ScrollbarThemeOverlay( |
210 style.thumbThickness, style.scrollbarMargin, | 191 style.thumbThickness, style.scrollbarMargin, |
211 ScrollbarThemeOverlay::DisallowHitTest, Color(style.color)); | 192 ScrollbarThemeOverlay::DisallowHitTest, Color(style.color)); |
212 } | 193 } |
213 return *theme; | 194 return *theme; |
214 } | 195 } |
215 | 196 |
216 } // namespace blink | 197 } // namespace blink |
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