aura: Fix launcher tooltips:

ui/views/bubble/imageless_bubble_border.h

+// Copyright (c) 2012 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 UI_VIEWS_BUBBLE_IMAGELESS_BUBBLE_BORDER_H_
+#define UI_VIEWS_BUBBLE_IMAGELESS_BUBBLE_BORDER_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/gfx/shadow_value.h"
+#include "ui/views/bubble/bubble_border.h"
+
+namespace views {
+
+// Renders a border, similar to the BubbleBorder completely using skia (as

[msw, 2012/08/03 06:32:21]

Consider: "A BubbleBorder rendered with Skia drawing commands instead of
images." or similar.

[varunjain, 2012/08/03 15:17:43]

Done.

+// opposed to BubbleBorder which is composed of images; hence, "Imageless").
+class VIEWS_EXPORT ImagelessBubbleBorder : public BubbleBorder {

[msw, 2012/08/03 06:32:21]

I dislike the name, but lack a good suggestion, maybe "BubbleBorderGeometric"?

[varunjain, 2012/08/03 15:17:43]

Done.

+ public:
+

[msw, 2012/08/03 06:32:21]

nit: remove blank line.

[varunjain, 2012/08/03 15:17:43]

Done.

+  explicit ImagelessBubbleBorder(ArrowLocation arrow_location);
+  virtual ~ImagelessBubbleBorder();
+
+  // Given the |bubble_rect| that this border encloses, and the bounds of the
+  // anchor view |anchor_view_rect|, compute the right offset to place the
+  // arrow at shifting the |bubble_rect| to fit inside the display area if
+  // needed. Returns the shifted |bubble_rect|.
+  gfx::Rect ComputeOffsetAndUpdateBubbleRect(gfx::Rect bubble_rect,
+                                             const gfx::Rect& anchor_view_rect);
+
+  // Returns the path in |mask| that would be created if this border were to be
+  // applied to the rect specified by |bounds|.
+  void GetMask(const gfx::Rect& bounds, gfx::Path* mask) const;
+
+  void set_offset(const gfx::Point& offset) { offset_ = offset; }
+  const gfx::Point& offset() const { return offset_; }
+
+  void set_corner_radius(int corner_radius) { corner_radius_ = corner_radius; }
+  int corner_radius() { return corner_radius_; }
+
+  void set_border_size(int border_size) { border_size_ = border_size; }
+  int border_size() { return border_size_; }
+
+  void set_arrow_height(int arrow_height) { arrow_height_ = arrow_height; }
+  int arrow_height() { return arrow_height_; }
+
+  void set_arrow_width(int arrow_width) { arrow_width_ = arrow_width; }
+  int arrow_width() { return arrow_width_; }
+
+  void SetShadow(gfx::ShadowValue shadow);
+
+  // views::BubbleBorder overrides:
+  int border_thickness() const OVERRIDE;
+
+ protected:
+  void PaintBackground(gfx::Canvas* canvas,
+                       const gfx::Rect& bounds) const;
+
+ private:
+  // Returns true if arrow location is at the top or the bottom of the border.
+  bool ArrowAtTopOrBottom() const;
+
+  // Returns true if arrow location is at the left or the right of the border.
+  bool ArrowOnLeftOrRight() const;
+
+  // Gets arrow offset based on arrow location and |offset_|.
+  int GetArrowOffset() const;
+
+  // views::BubbleBorder overrides:
+  virtual void GetInsets(gfx::Insets* insets) const OVERRIDE;
+  virtual gfx::Rect GetBounds(const gfx::Rect& position_relative_to,
+                              const gfx::Size& contents_size) const OVERRIDE;
+  void GetInsetsForArrowLocation(gfx::Insets* insets,
+                                 ArrowLocation arrow_loc) const OVERRIDE;
+
+  // Overridden from Border:

[msw, 2012/08/03 06:32:21]

nit: match override comment style from above.

[varunjain, 2012/08/03 15:17:43]

Done.

+  virtual void Paint(const View& view,
+                     gfx::Canvas* canvas) const OVERRIDE;
+
+  int corner_radius_;
+  int border_size_;
+  int arrow_height_;
+  int arrow_width_;
+  SkColor background_color_;
+  SkColor border_color_;
+
+  // Offset in pixels relative the default middle position.

[msw, 2012/08/03 06:32:21]

nit: offset of what? Please clarify comment and/or rename.

[varunjain, 2012/08/03 15:17:43]

Done.

+  gfx::Point offset_;
+
+  gfx::ShadowValues shadows_;
+
+  DISALLOW_COPY_AND_ASSIGN(ImagelessBubbleBorder);
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_BUBBLE_IMAGELESS_BUBBLE_BORDER_H_