| /* |
| * Copyright (C) 2019 Apple 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: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. |
| */ |
| |
| #import "config.h" |
| #import "WKDrawingCoordinator.h" |
| |
| #if HAVE(PENCILKIT) |
| |
| #import "EditableImageController.h" |
| #import "WKContentViewInteraction.h" |
| #import "WKDrawingView.h" |
| #import "WKWebView.h" |
| #import <WebKitAdditions/WKDrawingCoordinatorAdditions.mm> |
| #import <wtf/RetainPtr.h> |
| |
| #import "PencilKitSoftLink.h" |
| |
| @interface WKDrawingCoordinator () <WKInkPickerDelegate> |
| @end |
| |
| @implementation WKDrawingCoordinator { |
| __weak WKContentView *_contentView; |
| |
| RetainPtr<WKInkPicker> _inkPicker; |
| |
| WebCore::GraphicsLayer::EmbeddedViewID _focusedEmbeddedViewID; |
| } |
| |
| - (instancetype)initWithContentView:(WKContentView *)contentView |
| { |
| self = [super init]; |
| if (!self) |
| return nil; |
| |
| _contentView = contentView; |
| |
| return self; |
| } |
| |
| - (PKInk *)currentInk |
| { |
| return [_inkPicker currentInk]; |
| } |
| |
| - (UIView *)rulerHostingView |
| { |
| return _contentView; |
| } |
| |
| - (BOOL)rulerHostWantsSharedRuler |
| { |
| return YES; |
| } |
| |
| - (WKDrawingView *)_focusedDrawingView |
| { |
| WebKit::EditableImage *focusedEditableImage = _contentView.page->editableImageController().editableImage(_focusedEmbeddedViewID); |
| if (!focusedEditableImage) |
| return nil; |
| return focusedEditableImage->drawingView.get(); |
| } |
| |
| - (NSUndoManager *)undoManagerForInkPicker:(WKInkPicker *)inkPicker |
| { |
| return [_contentView undoManager]; |
| } |
| |
| - (UIView *)containingViewForInkPicker:(WKInkPicker *)inkPicker |
| { |
| return _contentView; |
| } |
| |
| - (void)inkPickerDidToggleRuler:(WKInkPicker *)inkPicker |
| { |
| _rulerEnabled = !_rulerEnabled; |
| [self._focusedDrawingView didChangeRulerState:_rulerEnabled]; |
| } |
| |
| - (void)inkPickerDidChangeInk:(WKInkPicker *)inkPicker |
| { |
| [self._focusedDrawingView didChangeInk:self.currentInk]; |
| } |
| |
| - (void)installInkPickerForDrawing:(WebCore::GraphicsLayer::EmbeddedViewID)embeddedViewID |
| { |
| _focusedEmbeddedViewID = embeddedViewID; |
| |
| if (!_inkPicker) |
| _inkPicker = adoptNS([[WKInkPicker alloc] initWithDelegate:self]); |
| [_inkPicker show]; |
| |
| // When focused, push the ruler state down to the canvas so that it doesn't get out of sync |
| // and early-return from later changes. |
| [self._focusedDrawingView didChangeRulerState:_rulerEnabled]; |
| } |
| |
| - (void)uninstallInkPicker |
| { |
| [_inkPicker hide]; |
| [self._focusedDrawingView didChangeRulerState:NO]; |
| _focusedEmbeddedViewID = 0; |
| } |
| |
| @end |
| |
| #endif // HAVE(PENCILKIT) |