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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "ash/shelf/overflow_button.h" | |
6 | |
7 #include "ash/common/ash_constants.h" | |
8 #include "ash/common/ash_switches.h" | |
9 #include "ash/common/material_design/material_design_controller.h" | |
10 #include "ash/common/shelf/shelf_constants.h" | |
11 #include "ash/shelf/ink_drop_button_listener.h" | |
12 #include "ash/shelf/shelf.h" | |
13 #include "ash/shelf/shelf_layout_manager.h" | |
14 #include "ash/shelf/shelf_widget.h" | |
15 #include "grit/ash_resources.h" | |
16 #include "grit/ash_strings.h" | |
17 #include "third_party/skia/include/core/SkPaint.h" | |
18 #include "third_party/skia/include/core/SkPath.h" | |
19 #include "ui/base/l10n/l10n_util.h" | |
20 #include "ui/base/resource/resource_bundle.h" | |
21 #include "ui/gfx/animation/throb_animation.h" | |
22 #include "ui/gfx/canvas.h" | |
23 #include "ui/gfx/image/image_skia_operations.h" | |
24 #include "ui/gfx/paint_vector_icon.h" | |
25 #include "ui/gfx/skbitmap_operations.h" | |
26 #include "ui/gfx/skia_util.h" | |
27 #include "ui/gfx/transform.h" | |
28 #include "ui/gfx/vector_icons_public.h" | |
29 #include "ui/views/widget/widget.h" | |
30 | |
31 namespace ash { | |
32 | |
33 OverflowButton::OverflowButton(InkDropButtonListener* listener, Shelf* shelf) | |
34 : CustomButton(nullptr), | |
35 bottom_image_(nullptr), | |
36 listener_(listener), | |
37 shelf_(shelf) { | |
38 if (MaterialDesignController::IsShelfMaterial()) { | |
39 bottom_image_md_ = | |
40 CreateVectorIcon(gfx::VectorIconId::SHELF_OVERFLOW, kShelfIconColor); | |
41 bottom_image_ = &bottom_image_md_; | |
42 } else { | |
43 bottom_image_ = ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed( | |
44 IDR_ASH_SHELF_OVERFLOW); | |
45 } | |
46 | |
47 SetFocusBehavior(FocusBehavior::ACCESSIBLE_ONLY); | |
48 SetAccessibleName(l10n_util::GetStringUTF16(IDS_ASH_SHELF_OVERFLOW_NAME)); | |
49 } | |
50 | |
51 OverflowButton::~OverflowButton() {} | |
52 | |
53 void OverflowButton::OnShelfAlignmentChanged() { | |
54 SchedulePaint(); | |
55 } | |
56 | |
57 void OverflowButton::OnPaint(gfx::Canvas* canvas) { | |
58 gfx::Rect bounds = CalculateButtonBounds(); | |
59 PaintBackground(canvas, bounds); | |
60 PaintForeground(canvas, bounds); | |
61 } | |
62 | |
63 void OverflowButton::NotifyClick(const ui::Event& event) { | |
64 CustomButton::NotifyClick(event); | |
65 if (listener_) | |
66 listener_->ButtonPressed(this, event, ink_drop()); | |
67 } | |
68 | |
69 void OverflowButton::PaintBackground(gfx::Canvas* canvas, | |
70 const gfx::Rect& bounds) { | |
71 if (MaterialDesignController::IsShelfMaterial()) { | |
72 SkColor background_color = SK_ColorTRANSPARENT; | |
73 ShelfWidget* shelf_widget = shelf_->shelf_widget(); | |
74 if (shelf_widget && | |
75 shelf_widget->GetBackgroundType() == | |
76 ShelfBackgroundType::SHELF_BACKGROUND_DEFAULT) { | |
77 background_color = SkColorSetA(kShelfBaseColor, | |
78 GetShelfConstant(SHELF_BACKGROUND_ALPHA)); | |
79 } | |
80 | |
81 // TODO(bruthig|tdanderson): The background should be changed using a | |
82 // fade in/out animation. | |
83 SkPaint background_paint; | |
84 background_paint.setFlags(SkPaint::kAntiAlias_Flag); | |
85 background_paint.setColor(background_color); | |
86 canvas->DrawRoundRect(bounds, kOverflowButtonCornerRadius, | |
87 background_paint); | |
88 | |
89 if (shelf_->IsShowingOverflowBubble()) { | |
90 SkPaint highlight_paint; | |
91 highlight_paint.setFlags(SkPaint::kAntiAlias_Flag); | |
92 highlight_paint.setColor(kShelfButtonActivatedHighlightColor); | |
93 canvas->DrawRoundRect(bounds, kOverflowButtonCornerRadius, | |
94 highlight_paint); | |
95 } | |
96 } else { | |
97 ResourceBundle& rb = ResourceBundle::GetSharedInstance(); | |
98 const gfx::ImageSkia* background = | |
99 rb.GetImageNamed(NonMaterialBackgroundImageId()).ToImageSkia(); | |
100 canvas->DrawImageInt(*background, bounds.x(), bounds.y()); | |
101 } | |
102 } | |
103 | |
104 void OverflowButton::PaintForeground(gfx::Canvas* canvas, | |
105 const gfx::Rect& bounds) { | |
106 const gfx::ImageSkia* image = nullptr; | |
107 | |
108 switch (shelf_->alignment()) { | |
109 case SHELF_ALIGNMENT_LEFT: | |
110 if (left_image_.isNull()) { | |
111 left_image_ = gfx::ImageSkiaOperations::CreateRotatedImage( | |
112 *bottom_image_, SkBitmapOperations::ROTATION_90_CW); | |
113 } | |
114 image = &left_image_; | |
115 break; | |
116 case SHELF_ALIGNMENT_RIGHT: | |
117 if (right_image_.isNull()) { | |
118 right_image_ = gfx::ImageSkiaOperations::CreateRotatedImage( | |
119 *bottom_image_, SkBitmapOperations::ROTATION_270_CW); | |
120 } | |
121 image = &right_image_; | |
122 break; | |
123 default: | |
124 image = bottom_image_; | |
125 break; | |
126 } | |
127 | |
128 canvas->DrawImageInt(*image, | |
129 bounds.x() + ((bounds.width() - image->width()) / 2), | |
130 bounds.y() + ((bounds.height() - image->height()) / 2)); | |
131 } | |
132 | |
133 int OverflowButton::NonMaterialBackgroundImageId() { | |
134 if (shelf_->IsShowingOverflowBubble()) | |
135 return IDR_AURA_NOTIFICATION_BACKGROUND_PRESSED; | |
136 else if (shelf_->shelf_widget()->GetDimsShelf()) | |
137 return IDR_AURA_NOTIFICATION_BACKGROUND_ON_BLACK; | |
138 return IDR_AURA_NOTIFICATION_BACKGROUND_NORMAL; | |
139 } | |
140 | |
141 gfx::Rect OverflowButton::CalculateButtonBounds() { | |
142 ShelfAlignment alignment = shelf_->alignment(); | |
143 gfx::Rect bounds(GetContentsBounds()); | |
144 ResourceBundle& rb = ResourceBundle::GetSharedInstance(); | |
145 if (MaterialDesignController::IsShelfMaterial()) { | |
146 const int width_offset = (bounds.width() - kOverflowButtonSize) / 2; | |
147 const int height_offset = (bounds.height() - kOverflowButtonSize) / 2; | |
148 if (shelf_->IsHorizontalAlignment()) { | |
149 bounds = gfx::Rect(bounds.x() + width_offset, bounds.y() + height_offset, | |
150 kOverflowButtonSize, kOverflowButtonSize); | |
151 } else { | |
152 bounds = gfx::Rect(bounds.x() + height_offset, bounds.y() + width_offset, | |
153 kOverflowButtonSize, kOverflowButtonSize); | |
154 } | |
155 } else { | |
156 const gfx::ImageSkia* background = | |
157 rb.GetImageNamed(NonMaterialBackgroundImageId()).ToImageSkia(); | |
158 if (alignment == SHELF_ALIGNMENT_LEFT) { | |
159 bounds = | |
160 gfx::Rect(bounds.right() - background->width() - kShelfItemInset, | |
161 bounds.y() + (bounds.height() - background->height()) / 2, | |
162 background->width(), background->height()); | |
163 } else if (alignment == SHELF_ALIGNMENT_RIGHT) { | |
164 bounds = | |
165 gfx::Rect(bounds.x() + kShelfItemInset, | |
166 bounds.y() + (bounds.height() - background->height()) / 2, | |
167 background->width(), background->height()); | |
168 } else { | |
169 bounds = | |
170 gfx::Rect(bounds.x() + (bounds.width() - background->width()) / 2, | |
171 bounds.y() + kShelfItemInset, background->width(), | |
172 background->height()); | |
173 } | |
174 } | |
175 return bounds; | |
176 } | |
177 | |
178 } // namespace ash | |
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