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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/chromeos/login/username_view.h" | 5 #include "chrome/browser/chromeos/login/username_view.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "base/utf_string_conversions.h" | 8 #include "base/utf_string_conversions.h" |
| 9 #include "chrome/browser/chromeos/login/rounded_view.h" | 9 #include "chrome/browser/chromeos/login/rounded_view.h" |
| 10 #include "grit/generated_resources.h" | 10 #include "grit/generated_resources.h" |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 namespace chromeos { | 21 namespace chromeos { |
| 22 | 22 |
| 23 namespace { | 23 namespace { |
| 24 // Username label background color. | 24 // Username label background color. |
| 25 const SkColor kLabelBackgoundColor = 0x55000000; | 25 const SkColor kLabelBackgoundColor = 0x55000000; |
| 26 // Holds margin to height ratio. | 26 // Holds margin to height ratio. |
| 27 const double kMarginRatio = 1.0 / 3.0; | 27 const double kMarginRatio = 1.0 / 3.0; |
| 28 // Holds the frame width for the small shaped username view. | 28 // Holds the frame width for the small shaped username view. |
| 29 const SkScalar kSmallShapeFrameWidth = SkIntToScalar(1); | 29 const SkScalar kSmallShapeFrameWidth = SkIntToScalar(1); |
| 30 | 30 |
| 31 // Class that sets up half rounded rectangle (only the bottom corners are | |
| 32 // rounded) as a clip region of the view. | |
| 33 // For more info see the file "chrome/browser/chromeos/login/rounded_view.h". | |
| 34 template<typename C> | |
| 35 class HalfRoundedView : public RoundedView<C> { | |
| 36 public: | |
| 37 HalfRoundedView(const std::wstring &text, bool use_small_shape) | |
| 38 : RoundedView<C>(text, use_small_shape) { | |
| 39 } | |
| 40 | |
| 41 protected: | |
| 42 // Overrides ViewFilter. | |
| 43 virtual SkPath GetClipPath() const { | |
| 44 if (!C::use_small_shape()) { | |
| 45 return RoundedView<C>::GetClipPath(); | |
| 46 } else { | |
| 47 SkPath path; | |
| 48 gfx::Rect frame_bounds = this->bounds(); | |
| 49 frame_bounds.Inset(kSmallShapeFrameWidth, kSmallShapeFrameWidth, | |
| 50 kSmallShapeFrameWidth, kSmallShapeFrameWidth); | |
| 51 path.addRect(SkIntToScalar(frame_bounds.x()), | |
| 52 SkIntToScalar(frame_bounds.y()), | |
| 53 SkIntToScalar(frame_bounds.x() + frame_bounds.width()), | |
| 54 SkIntToScalar(frame_bounds.y() + frame_bounds.height())); | |
| 55 return path; | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 virtual void DrawFrame(gfx::Canvas* canvas) { | |
| 60 // No frame is needed. | |
| 61 } | |
| 62 | |
| 63 virtual SkRect GetViewRect() const { | |
| 64 SkRect view_rect; | |
| 65 // The rectangle will be intersected with the bounds, so the correct half | |
| 66 // of the round rectangle will be obtained. | |
| 67 view_rect.iset(this->x(), | |
| 68 this->y() - this->height(), | |
| 69 this->x() + this->width(), | |
| 70 this->y() + this->height()); | |
| 71 return view_rect; | |
| 72 } | |
| 73 }; | |
| 74 | |
| 75 } // namespace | 31 } // namespace |
| 76 | 32 |
| 77 UsernameView::UsernameView(const std::wstring& username, bool use_small_shape) | 33 UsernameView::UsernameView(const std::wstring& username, bool use_small_shape) |
| 78 : views::Label(username.empty() | 34 : views::Label(username.empty() |
| 79 ? UTF16ToWide(l10n_util::GetStringUTF16(IDS_GUEST)) : username), | 35 ? UTF16ToWide(l10n_util::GetStringUTF16(IDS_GUEST)) : username), |
| 80 use_small_shape_(use_small_shape), | 36 use_small_shape_(use_small_shape), |
| 81 is_guest_(username.empty()) { | 37 is_guest_(username.empty()) { |
| 82 } | 38 } |
| 83 | 39 |
| 84 UsernameView::~UsernameView() {} | 40 UsernameView::~UsernameView() {} |
| 85 | 41 |
| 86 void UsernameView::OnPaint(gfx::Canvas* canvas) { | 42 void UsernameView::OnPaint(gfx::Canvas* canvas) { |
| 87 gfx::Rect bounds = GetContentsBounds(); | 43 gfx::Rect bounds = GetContentsBounds(); |
| 88 if (text_image_ == NULL) | 44 if (text_image_ == NULL) |
| 89 PaintUsername(bounds); | 45 PaintUsername(bounds); |
| 90 DCHECK(text_image_ != NULL); | 46 DCHECK(text_image_ != NULL); |
| 91 DCHECK(bounds.size() == | 47 DCHECK(bounds.size() == |
| 92 gfx::Size(text_image_->width(), text_image_->height())); | 48 gfx::Size(text_image_->width(), text_image_->height())); |
| 93 canvas->DrawBitmapInt(*text_image_, bounds.x(), bounds.y()); | 49 canvas->DrawBitmapInt(*text_image_, bounds.x(), bounds.y()); |
| 94 } | 50 } |
| 95 | 51 |
| 96 // static | 52 // static |
| 97 UsernameView* UsernameView::CreateShapedUsernameView( | 53 UsernameView* UsernameView::CreateShapedUsernameView( |
| 98 const std::wstring& username, bool use_small_shape) { | 54 const std::wstring& username, bool use_small_shape) { |
| 99 return new HalfRoundedView<UsernameView>(username, use_small_shape); | 55 return new UsernameView(username, use_small_shape); |
| 100 } | 56 } |
| 101 | 57 |
| 102 gfx::NativeCursor UsernameView::GetCursor(const views::MouseEvent& event) { | 58 gfx::NativeCursor UsernameView::GetCursor(const views::MouseEvent& event) { |
| 103 return use_small_shape_ ? gfx::GetCursor(GDK_HAND2) : NULL; | 59 return use_small_shape_ ? gfx::GetCursor(GDK_HAND2) : NULL; |
| 104 } | 60 } |
| 105 | 61 |
| 106 void UsernameView::PaintUsername(const gfx::Rect& bounds) { | 62 void UsernameView::PaintUsername(const gfx::Rect& bounds) { |
| 107 margin_width_ = bounds.height() * kMarginRatio; | 63 margin_width_ = bounds.height() * kMarginRatio; |
| 108 gfx::CanvasSkia canvas(bounds.width(), bounds.height(), false); | 64 gfx::CanvasSkia canvas(bounds.width(), bounds.height(), false); |
| 109 // Draw transparent background. | 65 // Draw transparent background. |
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| 189 void UsernameView::OnLocaleChanged() { | 145 void UsernameView::OnLocaleChanged() { |
| 190 if (is_guest_) { | 146 if (is_guest_) { |
| 191 SetText(UTF16ToWide(l10n_util::GetStringUTF16(IDS_GUEST))); | 147 SetText(UTF16ToWide(l10n_util::GetStringUTF16(IDS_GUEST))); |
| 192 } | 148 } |
| 193 // Repaint because the font may have changed. | 149 // Repaint because the font may have changed. |
| 194 text_image_.reset(); | 150 text_image_.reset(); |
| 195 SchedulePaint(); | 151 SchedulePaint(); |
| 196 } | 152 } |
| 197 | 153 |
| 198 } // namespace chromeos | 154 } // namespace chromeos |
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