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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "views/controls/focusable_border.h" | |
| 6 | |
| 7 #include "ui/gfx/canvas.h" | |
| 8 #include "ui/gfx/canvas_skia.h" | |
| 9 #include "ui/gfx/insets.h" | |
| 10 | |
| 11 namespace { | |
| 12 | |
| 13 // Define the size of the insets | |
| 14 const int kTopInsetSize = 4; | |
| 15 const int kLeftInsetSize = 4; | |
| 16 const int kBottomInsetSize = 4; | |
| 17 const int kRightInsetSize = 4; | |
| 18 | |
| 19 // Color settings for border. | |
| 20 // These are tentative, and should be derived from theme, system | |
| 21 // settings and current settings. | |
| 22 const SkColor kFocusedBorderColor = SK_ColorCYAN; | |
| 23 const SkColor kDefaultBorderColor = SK_ColorGRAY; | |
| 24 | |
| 25 } // namespace | |
| 26 | |
| 27 namespace views { | |
| 28 | |
| 29 FocusableBorder::FocusableBorder() | |
| 30 : has_focus_(false), | |
| 31 insets_(kTopInsetSize, kLeftInsetSize, | |
| 32 kBottomInsetSize, kRightInsetSize) { | |
| 33 } | |
| 34 | |
| 35 void FocusableBorder::Paint(const View& view, gfx::Canvas* canvas) const { | |
| 36 SkRect rect; | |
| 37 rect.set(SkIntToScalar(0), SkIntToScalar(0), | |
| 38 SkIntToScalar(view.width()), SkIntToScalar(view.height())); | |
| 39 SkScalar corners[8] = { | |
| 40 // top-left | |
| 41 SkIntToScalar(insets_.left()), | |
| 42 SkIntToScalar(insets_.top()), | |
| 43 // top-right | |
| 44 SkIntToScalar(insets_.right()), | |
| 45 SkIntToScalar(insets_.top()), | |
| 46 // bottom-right | |
| 47 SkIntToScalar(insets_.right()), | |
| 48 SkIntToScalar(insets_.bottom()), | |
| 49 // bottom-left | |
| 50 SkIntToScalar(insets_.left()), | |
| 51 SkIntToScalar(insets_.bottom()), | |
| 52 }; | |
| 53 SkPath path; | |
| 54 path.addRoundRect(rect, corners); | |
| 55 SkPaint paint; | |
| 56 paint.setStyle(SkPaint::kStroke_Style); | |
| 57 paint.setFlags(SkPaint::kAntiAlias_Flag); | |
| 58 // TODO(oshima): Copy what WebKit does for focused border. | |
| 59 paint.setColor(has_focus_ ? kFocusedBorderColor : kDefaultBorderColor); | |
| 60 paint.setStrokeWidth(SkIntToScalar(has_focus_ ? 2 : 1)); | |
| 61 | |
| 62 canvas->GetSkCanvas()->drawPath(path, paint); | |
| 63 } | |
| 64 | |
| 65 void FocusableBorder::GetInsets(gfx::Insets* insets) const { | |
| 66 *insets = insets_; | |
| 67 } | |
| 68 | |
| 69 void FocusableBorder::SetInsets(int top, int left, int bottom, int right) { | |
| 70 insets_.Set(top, left, bottom, right); | |
| 71 } | |
| 72 | |
| 73 } // namespace views | |
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