Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 Google 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 are |
| 6 | * met: |
| 7 | * |
| 8 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above |
| 11 | * copyright notice, this list of conditions and the following disclaimer |
| 12 | * in the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * * Neither the name of Google Inc. nor the names of its |
| 15 | * contributors may be used to endorse or promote products derived from |
| 16 | * this software without specific prior written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 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. |
| 29 | */ |
| 30 | |
| 31 | #include "config.h" |
| 32 | #include "PageWidgetDelegate.h" |
| 33 | |
| 34 | #include "PageOverlayList.h" |
| 35 | #include "WebInputEvent.h" |
| 36 | #include "WebInputEventConversion.h" |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 37 | #include "core/frame/FrameView.h" |
| 38 | #include "core/frame/LocalFrame.h" |
Torne (Richard Coles) | 19cde67 | 2013-11-06 12:28:04 +0000 | [diff] [blame] | 39 | #include "core/page/AutoscrollController.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 40 | #include "core/page/EventHandler.h" |
Torne (Richard Coles) | 19cde67 | 2013-11-06 12:28:04 +0000 | [diff] [blame] | 41 | #include "core/rendering/RenderView.h" |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 42 | #include "core/rendering/compositing/RenderLayerCompositor.h" |
Torne (Richard Coles) | a854de0 | 2013-12-18 16:25:25 +0000 | [diff] [blame] | 43 | #include "platform/graphics/GraphicsContext.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 44 | #include "wtf/CurrentTime.h" |
| 45 | |
| 46 | using namespace WebCore; |
| 47 | |
Torne (Richard Coles) | 51b2906 | 2013-11-28 11:56:03 +0000 | [diff] [blame] | 48 | namespace blink { |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 49 | |
| 50 | static inline FrameView* mainFrameView(Page* page) |
| 51 | { |
| 52 | if (!page) |
| 53 | return 0; |
| 54 | // FIXME: Can we remove this check? |
| 55 | if (!page->mainFrame()) |
| 56 | return 0; |
| 57 | return page->mainFrame()->view(); |
| 58 | } |
| 59 | |
| 60 | void PageWidgetDelegate::animate(Page* page, double monotonicFrameBeginTime) |
| 61 | { |
Torne (Richard Coles) | 0938029 | 2014-02-21 12:17:33 +0000 | [diff] [blame] | 62 | RefPtr<FrameView> view = mainFrameView(page); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 63 | if (!view) |
| 64 | return; |
Torne (Richard Coles) | 19cde67 | 2013-11-06 12:28:04 +0000 | [diff] [blame] | 65 | page->autoscrollController().animate(monotonicFrameBeginTime); |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 66 | page->animator().serviceScriptedAnimations(monotonicFrameBeginTime); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | void PageWidgetDelegate::layout(Page* page) |
| 70 | { |
Ben Murdoch | 07a852d | 2014-03-31 11:51:52 +0100 | [diff] [blame] | 71 | if (!page || !page->mainFrame()) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 72 | return; |
Ben Murdoch | 07a852d | 2014-03-31 11:51:52 +0100 | [diff] [blame] | 73 | page->animator().updateLayoutAndStyleForPainting(); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 74 | } |
| 75 | |
| 76 | void PageWidgetDelegate::paint(Page* page, PageOverlayList* overlays, WebCanvas* canvas, const WebRect& rect, CanvasBackground background) |
| 77 | { |
| 78 | if (rect.isEmpty()) |
| 79 | return; |
| 80 | GraphicsContext gc(canvas); |
| 81 | gc.setCertainlyOpaque(background == Opaque); |
| 82 | gc.applyDeviceScaleFactor(page->deviceScaleFactor()); |
| 83 | gc.setUseHighResMarkers(page->deviceScaleFactor() > 1.5f); |
| 84 | IntRect dirtyRect(rect); |
Torne (Richard Coles) | 0938029 | 2014-02-21 12:17:33 +0000 | [diff] [blame] | 85 | gc.save(); // Needed to save the canvas, not the GraphicsContext. |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 86 | FrameView* view = mainFrameView(page); |
| 87 | // FIXME: Can we remove the mainFrame()->document() check? |
| 88 | if (view && page->mainFrame()->document()) { |
| 89 | gc.clip(dirtyRect); |
| 90 | view->paint(&gc, dirtyRect); |
| 91 | if (overlays) |
| 92 | overlays->paintWebFrame(gc); |
| 93 | } else { |
| 94 | gc.fillRect(dirtyRect, Color::white); |
| 95 | } |
| 96 | gc.restore(); |
| 97 | } |
| 98 | |
| 99 | bool PageWidgetDelegate::handleInputEvent(Page* page, PageWidgetEventHandler& handler, const WebInputEvent& event) |
| 100 | { |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 101 | LocalFrame* frame = page ? page->mainFrame() : 0; |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 102 | switch (event.type) { |
| 103 | |
| 104 | // FIXME: WebKit seems to always return false on mouse events processing |
| 105 | // methods. For now we'll assume it has processed them (as we are only |
| 106 | // interested in whether keyboard events are processed). |
| 107 | case WebInputEvent::MouseMove: |
| 108 | if (!frame || !frame->view()) |
| 109 | return true; |
| 110 | handler.handleMouseMove(*frame, *static_cast<const WebMouseEvent*>(&event)); |
| 111 | return true; |
| 112 | case WebInputEvent::MouseLeave: |
| 113 | if (!frame || !frame->view()) |
| 114 | return true; |
| 115 | handler.handleMouseLeave(*frame, *static_cast<const WebMouseEvent*>(&event)); |
| 116 | return true; |
| 117 | case WebInputEvent::MouseDown: |
| 118 | if (!frame || !frame->view()) |
| 119 | return true; |
| 120 | handler.handleMouseDown(*frame, *static_cast<const WebMouseEvent*>(&event)); |
| 121 | return true; |
| 122 | case WebInputEvent::MouseUp: |
| 123 | if (!frame || !frame->view()) |
| 124 | return true; |
| 125 | handler.handleMouseUp(*frame, *static_cast<const WebMouseEvent*>(&event)); |
| 126 | return true; |
| 127 | |
| 128 | case WebInputEvent::MouseWheel: |
| 129 | if (!frame || !frame->view()) |
| 130 | return false; |
| 131 | return handler.handleMouseWheel(*frame, *static_cast<const WebMouseWheelEvent*>(&event)); |
| 132 | |
| 133 | case WebInputEvent::RawKeyDown: |
| 134 | case WebInputEvent::KeyDown: |
| 135 | case WebInputEvent::KeyUp: |
| 136 | return handler.handleKeyEvent(*static_cast<const WebKeyboardEvent*>(&event)); |
| 137 | |
| 138 | case WebInputEvent::Char: |
| 139 | return handler.handleCharEvent(*static_cast<const WebKeyboardEvent*>(&event)); |
| 140 | case WebInputEvent::GestureScrollBegin: |
| 141 | case WebInputEvent::GestureScrollEnd: |
| 142 | case WebInputEvent::GestureScrollUpdate: |
| 143 | case WebInputEvent::GestureScrollUpdateWithoutPropagation: |
| 144 | case WebInputEvent::GestureFlingStart: |
| 145 | case WebInputEvent::GestureFlingCancel: |
| 146 | case WebInputEvent::GestureTap: |
| 147 | case WebInputEvent::GestureTapUnconfirmed: |
| 148 | case WebInputEvent::GestureTapDown: |
Torne (Richard Coles) | 1e20218 | 2013-10-18 15:46:42 +0100 | [diff] [blame] | 149 | case WebInputEvent::GestureShowPress: |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 150 | case WebInputEvent::GestureTapCancel: |
| 151 | case WebInputEvent::GestureDoubleTap: |
| 152 | case WebInputEvent::GestureTwoFingerTap: |
| 153 | case WebInputEvent::GestureLongPress: |
| 154 | case WebInputEvent::GestureLongTap: |
| 155 | return handler.handleGestureEvent(*static_cast<const WebGestureEvent*>(&event)); |
| 156 | |
| 157 | case WebInputEvent::TouchStart: |
| 158 | case WebInputEvent::TouchMove: |
| 159 | case WebInputEvent::TouchEnd: |
| 160 | case WebInputEvent::TouchCancel: |
| 161 | if (!frame || !frame->view()) |
| 162 | return false; |
| 163 | return handler.handleTouchEvent(*frame, *static_cast<const WebTouchEvent*>(&event)); |
| 164 | |
| 165 | case WebInputEvent::GesturePinchBegin: |
| 166 | case WebInputEvent::GesturePinchEnd: |
| 167 | case WebInputEvent::GesturePinchUpdate: |
| 168 | // FIXME: Once PlatformGestureEvent is updated to support pinch, this |
| 169 | // should call handleGestureEvent, just like it currently does for |
| 170 | // gesture scroll. |
| 171 | return false; |
| 172 | |
| 173 | default: |
| 174 | return false; |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | // ---------------------------------------------------------------- |
| 179 | // Default handlers for PageWidgetEventHandler |
| 180 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 181 | void PageWidgetEventHandler::handleMouseMove(LocalFrame& mainFrame, const WebMouseEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 182 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 183 | mainFrame.eventHandler().handleMouseMoveEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 184 | } |
| 185 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 186 | void PageWidgetEventHandler::handleMouseLeave(LocalFrame& mainFrame, const WebMouseEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 187 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 188 | mainFrame.eventHandler().handleMouseLeaveEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 189 | } |
| 190 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 191 | void PageWidgetEventHandler::handleMouseDown(LocalFrame& mainFrame, const WebMouseEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 192 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 193 | mainFrame.eventHandler().handleMousePressEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 194 | } |
| 195 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 196 | void PageWidgetEventHandler::handleMouseUp(LocalFrame& mainFrame, const WebMouseEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 197 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 198 | mainFrame.eventHandler().handleMouseReleaseEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 199 | } |
| 200 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 201 | bool PageWidgetEventHandler::handleMouseWheel(LocalFrame& mainFrame, const WebMouseWheelEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 202 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 203 | return mainFrame.eventHandler().handleWheelEvent(PlatformWheelEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 204 | } |
| 205 | |
Torne (Richard Coles) | d5428f3 | 2014-03-18 10:21:16 +0000 | [diff] [blame] | 206 | bool PageWidgetEventHandler::handleTouchEvent(LocalFrame& mainFrame, const WebTouchEvent& event) |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 207 | { |
Torne (Richard Coles) | f79f16f | 2013-10-31 11:16:44 +0000 | [diff] [blame] | 208 | return mainFrame.eventHandler().handleTouchEvent(PlatformTouchEventBuilder(mainFrame.view(), event)); |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | } |