| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "web/PageWidgetDelegate.h" |
| |
| #include "core/frame/FrameView.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/input/EventHandler.h" |
| #include "core/layout/LayoutView.h" |
| #include "core/layout/compositing/PaintLayerCompositor.h" |
| #include "core/page/AutoscrollController.h" |
| #include "core/page/Page.h" |
| #include "core/paint/TransformRecorder.h" |
| #include "platform/Logging.h" |
| #include "platform/graphics/GraphicsContext.h" |
| #include "platform/graphics/paint/ClipRecorder.h" |
| #include "platform/graphics/paint/CullRect.h" |
| #include "platform/graphics/paint/DrawingRecorder.h" |
| #include "platform/graphics/paint/SkPictureBuilder.h" |
| #include "platform/transforms/AffineTransform.h" |
| #include "public/web/WebInputEvent.h" |
| #include "web/WebInputEventConversion.h" |
| #include "wtf/CurrentTime.h" |
| |
| namespace blink { |
| |
| void PageWidgetDelegate::animate(Page& page, double monotonicFrameBeginTime) |
| { |
| page.autoscrollController().animate(monotonicFrameBeginTime); |
| page.animator().serviceScriptedAnimations(monotonicFrameBeginTime); |
| } |
| |
| void PageWidgetDelegate::updateLifecycleToCompositingCleanPlusScrolling(Page& page, LocalFrame& root) |
| { |
| page.animator().updateLifecycleToCompositingCleanPlusScrolling(root); |
| } |
| |
| void PageWidgetDelegate::updateAllLifecyclePhases(Page& page, LocalFrame& root) |
| { |
| page.animator().updateAllLifecyclePhases(root); |
| } |
| |
| static void paintInternal(Page& page, WebCanvas* canvas, |
| const WebRect& rect, LocalFrame& root, const GlobalPaintFlags globalPaintFlags) |
| { |
| if (rect.isEmpty()) |
| return; |
| |
| IntRect intRect(rect); |
| SkPictureBuilder pictureBuilder(intRect); |
| { |
| GraphicsContext& paintContext = pictureBuilder.context(); |
| |
| // FIXME: device scale factor settings are layering violations and should not |
| // be used within Blink paint code. |
| float scaleFactor = page.deviceScaleFactor(); |
| paintContext.setDeviceScaleFactor(scaleFactor); |
| |
| AffineTransform scale; |
| scale.scale(scaleFactor); |
| TransformRecorder scaleRecorder(paintContext, root, scale); |
| |
| IntRect dirtyRect(rect); |
| FrameView* view = root.view(); |
| if (view) { |
| ClipRecorder clipRecorder(paintContext, root, DisplayItem::PageWidgetDelegateClip, LayoutRect(dirtyRect)); |
| |
| view->paint(&paintContext, globalPaintFlags, CullRect(dirtyRect)); |
| } else if (!DrawingRecorder::useCachedDrawingIfPossible(paintContext, root, DisplayItem::PageWidgetDelegateBackgroundFallback)) { |
| DrawingRecorder drawingRecorder(paintContext, root, DisplayItem::PageWidgetDelegateBackgroundFallback, dirtyRect); |
| paintContext.fillRect(dirtyRect, Color::white); |
| } |
| } |
| pictureBuilder.endRecording()->playback(canvas); |
| } |
| |
| void PageWidgetDelegate::paint(Page& page, WebCanvas* canvas, |
| const WebRect& rect, LocalFrame& root) |
| { |
| paintInternal(page, canvas, rect, root, GlobalPaintNormalPhase); |
| } |
| |
| void PageWidgetDelegate::paintIgnoringCompositing(Page& page, WebCanvas* canvas, |
| const WebRect& rect, LocalFrame& root) |
| { |
| paintInternal(page, canvas, rect, root, GlobalPaintFlattenCompositingLayers); |
| } |
| |
| bool PageWidgetDelegate::handleInputEvent(PageWidgetEventHandler& handler, const WebInputEvent& event, LocalFrame* root) |
| { |
| switch (event.type) { |
| |
| // FIXME: WebKit seems to always return false on mouse events processing |
| // methods. For now we'll assume it has processed them (as we are only |
| // interested in whether keyboard events are processed). |
| // FIXME: Why do we return true when there is no root or the root is |
| // detached? |
| case WebInputEvent::MouseMove: |
| if (!root || !root->view()) |
| return true; |
| handler.handleMouseMove(*root, static_cast<const WebMouseEvent&>(event)); |
| return true; |
| case WebInputEvent::MouseLeave: |
| if (!root || !root->view()) |
| return true; |
| handler.handleMouseLeave(*root, static_cast<const WebMouseEvent&>(event)); |
| return true; |
| case WebInputEvent::MouseDown: |
| if (!root || !root->view()) |
| return true; |
| handler.handleMouseDown(*root, static_cast<const WebMouseEvent&>(event)); |
| return true; |
| case WebInputEvent::MouseUp: |
| if (!root || !root->view()) |
| return true; |
| handler.handleMouseUp(*root, static_cast<const WebMouseEvent&>(event)); |
| return true; |
| |
| case WebInputEvent::MouseWheel: |
| if (!root || !root->view()) |
| return false; |
| return handler.handleMouseWheel(*root, static_cast<const WebMouseWheelEvent&>(event)); |
| |
| case WebInputEvent::RawKeyDown: |
| case WebInputEvent::KeyDown: |
| case WebInputEvent::KeyUp: |
| return handler.handleKeyEvent(static_cast<const WebKeyboardEvent&>(event)); |
| |
| case WebInputEvent::Char: |
| return handler.handleCharEvent(static_cast<const WebKeyboardEvent&>(event)); |
| case WebInputEvent::GestureScrollBegin: |
| case WebInputEvent::GestureScrollEnd: |
| case WebInputEvent::GestureScrollUpdate: |
| case WebInputEvent::GestureFlingStart: |
| case WebInputEvent::GestureFlingCancel: |
| case WebInputEvent::GestureTap: |
| case WebInputEvent::GestureTapUnconfirmed: |
| case WebInputEvent::GestureTapDown: |
| case WebInputEvent::GestureShowPress: |
| case WebInputEvent::GestureTapCancel: |
| case WebInputEvent::GestureDoubleTap: |
| case WebInputEvent::GestureTwoFingerTap: |
| case WebInputEvent::GestureLongPress: |
| case WebInputEvent::GestureLongTap: |
| return handler.handleGestureEvent(static_cast<const WebGestureEvent&>(event)); |
| |
| case WebInputEvent::TouchStart: |
| case WebInputEvent::TouchMove: |
| case WebInputEvent::TouchEnd: |
| case WebInputEvent::TouchCancel: |
| if (!root || !root->view()) |
| return false; |
| return handler.handleTouchEvent(*root, static_cast<const WebTouchEvent&>(event)); |
| case WebInputEvent::GesturePinchBegin: |
| case WebInputEvent::GesturePinchEnd: |
| case WebInputEvent::GesturePinchUpdate: |
| // Touchscreen pinch events are currently not handled in main thread. Once they are, |
| // these should be passed to |handleGestureEvent| similar to gesture scroll events. |
| return false; |
| default: |
| return false; |
| } |
| } |
| |
| // ---------------------------------------------------------------- |
| // Default handlers for PageWidgetEventHandler |
| |
| void PageWidgetEventHandler::handleMouseMove(LocalFrame& mainFrame, const WebMouseEvent& event) |
| { |
| mainFrame.eventHandler().handleMouseMoveEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
| } |
| |
| void PageWidgetEventHandler::handleMouseLeave(LocalFrame& mainFrame, const WebMouseEvent& event) |
| { |
| mainFrame.eventHandler().handleMouseLeaveEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
| } |
| |
| void PageWidgetEventHandler::handleMouseDown(LocalFrame& mainFrame, const WebMouseEvent& event) |
| { |
| mainFrame.eventHandler().handleMousePressEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
| } |
| |
| void PageWidgetEventHandler::handleMouseUp(LocalFrame& mainFrame, const WebMouseEvent& event) |
| { |
| mainFrame.eventHandler().handleMouseReleaseEvent(PlatformMouseEventBuilder(mainFrame.view(), event)); |
| } |
| |
| bool PageWidgetEventHandler::handleMouseWheel(LocalFrame& mainFrame, const WebMouseWheelEvent& event) |
| { |
| return mainFrame.eventHandler().handleWheelEvent(PlatformWheelEventBuilder(mainFrame.view(), event)); |
| } |
| |
| bool PageWidgetEventHandler::handleTouchEvent(LocalFrame& mainFrame, const WebTouchEvent& event) |
| { |
| return mainFrame.eventHandler().handleTouchEvent(PlatformTouchEventBuilder(mainFrame.view(), event)); |
| } |
| |
| #define WEBINPUT_EVENT_CASE(type) case WebInputEvent::type: return #type; |
| |
| const char* PageWidgetEventHandler::inputTypeToName(WebInputEvent::Type type) |
| { |
| switch (type) { |
| WEBINPUT_EVENT_CASE(MouseDown) |
| WEBINPUT_EVENT_CASE(MouseUp) |
| WEBINPUT_EVENT_CASE(MouseMove) |
| WEBINPUT_EVENT_CASE(MouseEnter) |
| WEBINPUT_EVENT_CASE(MouseLeave) |
| WEBINPUT_EVENT_CASE(ContextMenu) |
| WEBINPUT_EVENT_CASE(MouseWheel) |
| WEBINPUT_EVENT_CASE(RawKeyDown) |
| WEBINPUT_EVENT_CASE(KeyDown) |
| WEBINPUT_EVENT_CASE(KeyUp) |
| WEBINPUT_EVENT_CASE(Char) |
| WEBINPUT_EVENT_CASE(GestureScrollBegin) |
| WEBINPUT_EVENT_CASE(GestureScrollEnd) |
| WEBINPUT_EVENT_CASE(GestureScrollUpdate) |
| WEBINPUT_EVENT_CASE(GestureFlingStart) |
| WEBINPUT_EVENT_CASE(GestureFlingCancel) |
| WEBINPUT_EVENT_CASE(GestureShowPress) |
| WEBINPUT_EVENT_CASE(GestureTap) |
| WEBINPUT_EVENT_CASE(GestureTapUnconfirmed) |
| WEBINPUT_EVENT_CASE(GestureTapDown) |
| WEBINPUT_EVENT_CASE(GestureTapCancel) |
| WEBINPUT_EVENT_CASE(GestureDoubleTap) |
| WEBINPUT_EVENT_CASE(GestureTwoFingerTap) |
| WEBINPUT_EVENT_CASE(GestureLongPress) |
| WEBINPUT_EVENT_CASE(GestureLongTap) |
| WEBINPUT_EVENT_CASE(GesturePinchBegin) |
| WEBINPUT_EVENT_CASE(GesturePinchEnd) |
| WEBINPUT_EVENT_CASE(GesturePinchUpdate) |
| WEBINPUT_EVENT_CASE(TouchStart) |
| WEBINPUT_EVENT_CASE(TouchMove) |
| WEBINPUT_EVENT_CASE(TouchEnd) |
| WEBINPUT_EVENT_CASE(TouchCancel) |
| default: |
| ASSERT_NOT_REACHED(); |
| return ""; |
| } |
| } |
| |
| } // namespace blink |