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// Copyright 2014 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_VIEWS_FRAME_BROWSER_HEADER_PAINTER_ASH_H_
#define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_HEADER_PAINTER_ASH_H_
#include "ash/frame/header_painter.h"
#include "base/basictypes.h"
#include "base/compiler_specific.h" // OVERRIDE
#include "base/memory/scoped_ptr.h"
#include "ui/gfx/animation/animation_delegate.h"
class BrowserView;
namespace ash {
class FrameCaptionButtonContainerView;
}
namespace gfx {
class ImageSkia;
class Rect;
class SlideAnimation;
}
namespace views {
class View;
class Widget;
}
// Helper class for painting the browser window header.
class BrowserHeaderPainterAsh : public ash::HeaderPainter,
public gfx::AnimationDelegate {
public:
BrowserHeaderPainterAsh();
virtual ~BrowserHeaderPainterAsh();
// BrowserHeaderPainterAsh does not take ownership of any of the parameters.
void Init(
views::Widget* frame,
BrowserView* browser_view,
views::View* header_view,
views::View* window_icon,
ash::FrameCaptionButtonContainerView* caption_button_container);
// ash::HeaderPainter overrides:
virtual int GetMinimumHeaderWidth() const OVERRIDE;
virtual void PaintHeader(gfx::Canvas* canvas, Mode mode) OVERRIDE;
virtual void LayoutHeader() OVERRIDE;
virtual int GetHeaderHeightForPainting() const OVERRIDE;
virtual void SetHeaderHeightForPainting(int height) OVERRIDE;
virtual void SchedulePaintForTitle() OVERRIDE;
private:
// gfx::AnimationDelegate override:
virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
// Paints highlight around the edge of the header for restored windows.
void PaintHighlightForRestoredWindow(gfx::Canvas* canvas);
// Paints the title bar, primarily the title string.
void PaintTitleBar(gfx::Canvas* canvas);
// Sets |frame_image| and |frame_overlay_image| to the frame image and the
// frame overlay image respectivately which should be used to paint the
// header.
void GetFrameImages(Mode mode,
gfx::ImageSkia* frame_image,
gfx::ImageSkia* frame_overlay_image) const;
// Sets |frame_image| and |frame_overlay_image| to the frame image and the
// frame overlay image respectively that should be used to paint the header
// for tabbed browser windows.
void GetFrameImagesForTabbedBrowser(
Mode mode,
gfx::ImageSkia* frame_image,
gfx::ImageSkia* frame_overlay_image) const;
// Returns the frame image which should be used to paint the header for popup
// browser windows and for hosted app windows which show the toolbar.
gfx::ImageSkia GetFrameImageForNonTabbedBrowser(Mode mode) const;
// Updates the images used for the minimize, restore and close buttons.
void UpdateCaptionButtonImages();
// Returns bounds of the region in |view_| which is painted with the header
// images. The region is assumed to start at the top left corner of |view_|
// and to have the same width as |view_|.
gfx::Rect GetPaintedBounds() const;
// Returns the bounds for the title.
gfx::Rect GetTitleBounds() const;
views::Widget* frame_;
// Whether the header is for a tabbed browser window.
bool is_tabbed_;
// Whether the header is for an incognito browser window.
bool is_incognito_;
// The header view.
views::View* view_;
views::View* window_icon_;
ash::FrameCaptionButtonContainerView* caption_button_container_;
int painted_height_;
// Whether the header is painted for the first time.
bool initial_paint_;
// Whether the header should be painted as active.
Mode mode_;
scoped_ptr<gfx::SlideAnimation> activation_animation_;
DISALLOW_COPY_AND_ASSIGN(BrowserHeaderPainterAsh);
};
#endif // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_HEADER_PAINTER_ASH_H_
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