1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133
|
/*
* Copyright (C) 2010 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.
*/
#ifndef TextIndicator_h
#define TextIndicator_h
#include "FloatRect.h"
#include "Image.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>
namespace WebCore {
class Frame;
class GraphicsContext;
class Range;
// FIXME: Move PresentationTransition to TextIndicatorWindow, because it's about presentation.
enum class TextIndicatorPresentationTransition {
None,
// These animations drive themselves.
Bounce,
BounceAndCrossfade,
// This animation needs to be driven manually via TextIndicatorWindow::setAnimationProgress.
FadeIn,
};
// Make sure to keep these in sync with the ones in Internals.idl.
enum TextIndicatorOption : uint8_t {
TextIndicatorOptionDefault = 0,
// Use the styled text color instead of forcing black text (the default)
TextIndicatorOptionRespectTextColor = 1 << 0,
// Paint backgrounds, even if they're not part of the Range
TextIndicatorOptionPaintBackgrounds = 1 << 1,
// Don't restrict painting to the given Range
TextIndicatorOptionPaintAllContent = 1 << 2,
// Take two snapshots:
// - one including the selection highlight and ignoring other painting-related options
// - one respecting the other painting-related options
TextIndicatorOptionIncludeSnapshotWithSelectionHighlight = 1 << 3,
// Tightly fit the content instead of expanding to cover the bounds of the selection highlight
TextIndicatorOptionTightlyFitContent = 1 << 4,
// If there are any non-inline or replaced elements in the Range, indicate the bounding rect
// of the range instead of the individual subrects, and don't restrict painting to the given Range
TextIndicatorOptionUseBoundingRectAndPaintAllContentForComplexRanges = 1 << 5,
// By default, TextIndicator removes any margin if the given Range matches the
// selection Range. If this option is set, maintain the margin in any case.
TextIndicatorOptionIncludeMarginIfRangeMatchesSelection = 1 << 6,
// By default, TextIndicator clips the indicated rects to the visible content rect.
// If this option is set, do not clip the indicated rects.
TextIndicatorOptionDoNotClipToVisibleRect = 1 << 7,
};
typedef uint8_t TextIndicatorOptions;
struct TextIndicatorData {
FloatRect selectionRectInRootViewCoordinates;
FloatRect textBoundingRectInRootViewCoordinates;
Vector<FloatRect> textRectsInBoundingRectCoordinates;
float contentImageScaleFactor;
RefPtr<Image> contentImageWithHighlight;
RefPtr<Image> contentImage;
TextIndicatorPresentationTransition presentationTransition;
TextIndicatorOptions options;
};
class TextIndicator : public RefCounted<TextIndicator> {
public:
// FIXME: These are fairly Mac-specific, and they don't really belong here.
// But they're needed at TextIndicator creation time, so they can't go in TextIndicatorWindow.
// Maybe they can live in some Theme code somewhere?
constexpr static float defaultHorizontalMargin { 2 };
constexpr static float defaultVerticalMargin { 1 };
WEBCORE_EXPORT static Ref<TextIndicator> create(const TextIndicatorData&);
WEBCORE_EXPORT static RefPtr<TextIndicator> createWithSelectionInFrame(Frame&, TextIndicatorOptions, TextIndicatorPresentationTransition, FloatSize margin = FloatSize(defaultHorizontalMargin, defaultVerticalMargin));
WEBCORE_EXPORT static RefPtr<TextIndicator> createWithRange(const Range&, TextIndicatorOptions, TextIndicatorPresentationTransition, FloatSize margin = FloatSize(defaultHorizontalMargin, defaultVerticalMargin));
WEBCORE_EXPORT ~TextIndicator();
FloatRect selectionRectInRootViewCoordinates() const { return m_data.selectionRectInRootViewCoordinates; }
FloatRect textBoundingRectInRootViewCoordinates() const { return m_data.textBoundingRectInRootViewCoordinates; }
const Vector<FloatRect>& textRectsInBoundingRectCoordinates() const { return m_data.textRectsInBoundingRectCoordinates; }
float contentImageScaleFactor() const { return m_data.contentImageScaleFactor; }
Image* contentImageWithHighlight() const { return m_data.contentImageWithHighlight.get(); }
Image* contentImage() const { return m_data.contentImage.get(); }
TextIndicatorPresentationTransition presentationTransition() const { return m_data.presentationTransition; }
void setPresentationTransition(TextIndicatorPresentationTransition transition) { m_data.presentationTransition = transition; }
TextIndicatorData data() const { return m_data; }
private:
TextIndicator(const TextIndicatorData&);
TextIndicatorData m_data;
};
} // namespace WebKit
#endif // TextIndicator_h
|