drag_image.cc | Explore in Territory

/*
 * Copyright (C) 2007 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 COMPUTER, INC. ``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 COMPUTER, INC. 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 "third_party/blink/renderer/core/page/drag_image.h"

#include <algorithm>
#include <memory>
#include <utility>

#include "base/memory/ptr_util.h"
#include "base/memory/scoped_refptr.h"
#include "skia/ext/image_operations.h"
#include "third_party/blink/renderer/core/css_value_keywords.h"
#include "third_party/blink/renderer/core/layout/layout_theme_font_provider.h"
#include "third_party/blink/renderer/platform/fonts/font.h"
#include "third_party/blink/renderer/platform/fonts/font_cache.h"
#include "third_party/blink/renderer/platform/fonts/font_description.h"
#include "third_party/blink/renderer/platform/fonts/font_metrics.h"
#include "third_party/blink/renderer/platform/fonts/string_truncator.h"
#include "third_party/blink/renderer/platform/fonts/text_run_paint_info.h"
#include "third_party/blink/renderer/platform/graphics/bitmap_image.h"
#include "third_party/blink/renderer/platform/graphics/canvas_resource_provider.h"
#include "third_party/blink/renderer/platform/graphics/color.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_recorder.h"
#include "third_party/blink/renderer/platform/graphics/static_bitmap_image.h"
#include "third_party/blink/renderer/platform/text/text_run.h"
#include "third_party/blink/renderer/platform/transforms/affine_transform.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/point_f.h"
#include "ui/gfx/geometry/rect_f.h"

namespace blink {

namespace {

const float kDragLabelBorderX = …;
// Keep border_y in synch with DragController::LinkDragBorderInset.
const float kDragLabelBorderY = …;
const float kLabelBorderYOffset = …;

const float kMaxDragLabelWidth = …;
const float kMaxDragLabelStringWidth = …;

const float kDragLinkLabelFontSize = …;
const float kDragLinkUrlFontSize = …;

}  // anonymous namespace

gfx::Vector2dF DragImage::ClampedImageScale(const gfx::Size& image_size,
                                            const gfx::Size& size,
                                            const gfx::Size& max_size) { … }

std::unique_ptr<DragImage> DragImage::Create(
    Image* image,
    RespectImageOrientationEnum should_respect_image_orientation,
    InterpolationQuality interpolation_quality,
    float opacity,
    gfx::Vector2dF image_scale) { … }

static Font DeriveDragLabelFont(int size, FontSelectionValue font_weight) { … }

// static
std::unique_ptr<DragImage> DragImage::Create(const KURL& url,
                                             const String& in_label,
                                             float device_scale_factor) { … }

DragImage::DragImage(const SkBitmap& bitmap,
                     InterpolationQuality interpolation_quality)
    : … { … }

DragImage::~DragImage() = default;

void DragImage::Scale(float scale_x, float scale_y) { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/page/drag_image.cc
