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// Copyright (c) 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_LAYOUT_MODEL_H_
#define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_LAYOUT_MODEL_H_
#include <stddef.h>
#include "base/strings/string16.h"
#include "chrome/browser/ui/autofill/autofill_popup_view_delegate.h"
#include "chrome/browser/ui/autofill/popup_view_common.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/gfx/font_list.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/native_theme/native_theme.h"
namespace gfx {
class ImageSkia;
}
namespace autofill {
// Helper class which keeps tracks of popup bounds and related view information.
// TODO(mathp): investigate moving ownership of this class to the view.
class AutofillPopupLayoutModel {
public:
AutofillPopupLayoutModel(AutofillPopupViewDelegate* delegate,
bool is_credit_card_popup);
~AutofillPopupLayoutModel();
// The minimum amount of padding between the Autofill name and subtext,
// in pixels.
static const int kNamePadding = 15;
// The minimum amount of padding between the Autofill http warning message
// name and subtext, in pixels.
static const int kHttpWarningNamePadding = 8;
// The amount of padding around icons in pixels.
static const int kIconPadding = 5;
// The amount of horizontal padding around icons in pixels for HTTP warning
// message.
static const int kHttpWarningIconPadding = 8;
// The amount of padding at the end of the popup in pixels.
static const int kEndPadding = 8;
#if !defined(OS_ANDROID)
// Calculates the desired height of the popup based on its contents.
int GetDesiredPopupHeight() const;
// Calculates the desired width of the popup based on its contents.
int GetDesiredPopupWidth() const;
// Calculate the width of the row, excluding all the text. This provides
// the size of the row that won't be reducible (since all the text can be
// elided if there isn't enough space). |with_label| indicates whether a label
// is expected to be present.
int RowWidthWithoutText(int row, bool with_label) const;
// Get the available space for the total text width. |with_label| indicates
// whether a label is expected to be present.
int GetAvailableWidthForRow(int row, bool with_label) const;
// Calculates and sets the bounds of the popup, including placing it properly
// to prevent it from going off the screen.
void UpdatePopupBounds();
// The same font can vary based on the type of data it is showing at the row
// |index|.
const gfx::FontList& GetValueFontListForRow(size_t index) const;
const gfx::FontList& GetLabelFontListForRow(size_t index) const;
// Returns the value font color ID of the row item according to its |index|.
ui::NativeTheme::ColorId GetValueFontColorIDForRow(size_t index) const;
// Returns the icon image of the item at |index| in the popup.
gfx::ImageSkia GetIconImage(size_t index) const;
#endif
// Convert a y-coordinate to the closest line.
int LineFromY(int y) const;
const gfx::Rect popup_bounds() const { return popup_bounds_; }
// Returns the bounds of the item at |index| in the popup, relative to
// the top left of the popup.
gfx::Rect GetRowBounds(size_t index) const;
// Gets the resource value for the given resource, returning -1 if the
// resource isn't recognized.
int GetIconResourceID(const base::string16& resource_name) const;
// Returns whether |GetBackgroundColor, GetDividerColor| returns a custom
// color configured in an experiment to tweak autofill popup layout.
bool IsPopupLayoutExperimentEnabled() const;
// Returns the background color for the autofill popup, or
// |SK_ColorTRANSPARENT| if not in an experiment to tweak autofill popup
// layout.
SkColor GetBackgroundColor() const;
// Returns the divider color for the autofill popup, or
// |SK_ColorTRANSPARENT| if not in an experiment to tweak autofill popup
// layout.
SkColor GetDividerColor() const;
// Returns the dropdown item height, or 0 if the dropdown item height isn't
// configured in an experiment to tweak autofill popup layout.
unsigned int GetDropdownItemHeight() const;
// Returns true if suggestion icon must be displayed before suggestion text.
bool IsIconAtStart(int frontend_id) const;
// Returns the margin for icon, label and between icon and label, or 0 if the
// margin isn't configured in an experiment to tweak autofill popup layout.
unsigned int GetMargin() const;
private:
// Returns the enclosing rectangle for the element_bounds.
const gfx::Rect RoundedElementBounds() const;
#if !defined(OS_ANDROID)
// The fonts for the popup text.
// Normal font (readable size, non bold).
gfx::FontList normal_font_list_;
// Slightly smaller than the normal font.
gfx::FontList smaller_font_list_;
// Bold version of the normal font.
gfx::FontList bold_font_list_;
#endif
// The bounds of the Autofill popup.
gfx::Rect popup_bounds_;
PopupViewCommon view_common_;
AutofillPopupViewDelegate* delegate_; // Weak reference.
const bool is_credit_card_popup_;
DISALLOW_COPY_AND_ASSIGN(AutofillPopupLayoutModel);
};
} // namespace autofill
#endif // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_LAYOUT_MODEL_H_
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