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 "chrome/browser/ui/views/infobars/infobar_button_border.h"
6
7#include "grit/theme_resources.h"
8#include "third_party/skia/include/core/SkBitmap.h"
9#include "ui/base/resource/resource_bundle.h"
10#include "ui/gfx/canvas.h"
11#include "views/controls/button/text_button.h"
12
13InfoBarButtonBorder::InfoBarButtonBorder() {
14  ResourceBundle& rb = ResourceBundle::GetSharedInstance();
15  normal_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_N);
16  normal_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_N);
17  normal_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_N);
18  normal_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_N);
19  normal_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_N);
20  normal_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_N);
21  normal_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_N);
22  normal_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_N);
23  normal_set_.bottom_right =
24      rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_N);
25
26  hot_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_H);
27  hot_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_H);
28  hot_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_H);
29  hot_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_H);
30  hot_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_H);
31  hot_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_H);
32  hot_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_H);
33  hot_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_H);
34  hot_set_.bottom_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_H);
35
36  pushed_set_.top_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_LEFT_P);
37  pushed_set_.top = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_P);
38  pushed_set_.top_right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_TOP_RIGHT_P);
39  pushed_set_.left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_LEFT_P);
40  pushed_set_.center = rb.GetBitmapNamed(IDR_INFOBARBUTTON_CENTER_P);
41  pushed_set_.right = rb.GetBitmapNamed(IDR_INFOBARBUTTON_RIGHT_P);
42  pushed_set_.bottom_left = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_LEFT_P);
43  pushed_set_.bottom = rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_P);
44  pushed_set_.bottom_right =
45      rb.GetBitmapNamed(IDR_INFOBARBUTTON_BOTTOM_RIGHT_P);
46}
47
48InfoBarButtonBorder::~InfoBarButtonBorder() {
49}
50
51void InfoBarButtonBorder::GetInsets(gfx::Insets* insets) const {
52  static const int kPreferredPaddingHorizontal = 6;
53  static const int kPreferredPaddingVertical = 5;
54  insets->Set(kPreferredPaddingVertical, kPreferredPaddingHorizontal,
55              kPreferredPaddingVertical, kPreferredPaddingHorizontal);
56}
57
58void InfoBarButtonBorder::Paint(const views::View& view,
59                                gfx::Canvas* canvas) const {
60  const views::TextButton* mb = static_cast<const views::TextButton*>(&view);
61  int state = mb->state();
62  const MBBImageSet* set = &normal_set_;
63  if (state == views::TextButton::BS_HOT)
64    set = &hot_set_;
65  else if (state == views::TextButton::BS_PUSHED)
66    set = &pushed_set_;
67
68  // Draw top left image.
69  canvas->DrawBitmapInt(*set->top_left, 0, 0);
70
71  // Stretch top image.
72  const gfx::Rect& bounds = view.bounds();
73  canvas->DrawBitmapInt(*set->top, 0, 0, set->top->width(), set->top->height(),
74      set->top_left->width(), 0,
75      bounds.width() - set->top_right->width() - set->top_left->width(),
76      set->top->height(), false);
77
78  // Draw top right image.
79  canvas->DrawBitmapInt(*set->top_right,
80                        bounds.width() - set->top_right->width(), 0);
81
82  // Stretch left image.
83  canvas->DrawBitmapInt(*set->left, 0, 0, set->left->width(),
84      set->left->height(), 0, set->top_left->height(), set->top_left->width(),
85      bounds.height() - set->top->height() - set->bottom_left->height(), false);
86
87  // Stretch center image.
88  canvas->DrawBitmapInt(*set->center, 0, 0, set->center->width(),
89      set->center->height(), set->left->width(), set->top->height(),
90      bounds.width() - set->right->width() - set->left->width(),
91      bounds.height() - set->bottom->height() - set->top->height(), false);
92
93  // Stretch right image.
94  canvas->DrawBitmapInt(*set->right, 0, 0, set->right->width(),
95      set->right->height(), bounds.width() - set->right->width(),
96      set->top_right->height(), set->right->width(),
97      bounds.height() - set->bottom_right->height() - set->top_right->height(),
98      false);
99
100  // Draw bottom left image.
101  canvas->DrawBitmapInt(*set->bottom_left, 0,
102                        bounds.height() - set->bottom_left->height());
103
104  // Stretch bottom image.
105  canvas->DrawBitmapInt(*set->bottom, 0, 0, set->bottom->width(),
106      set->bottom->height(), set->bottom_left->width(),
107      bounds.height() - set->bottom->height(),
108      bounds.width() - set->bottom_right->width() - set->bottom_left->width(),
109      set->bottom->height(), false);
110
111  // Draw bottom right image.
112  canvas->DrawBitmapInt(*set->bottom_right,
113                        bounds.width() - set->bottom_right->width(),
114                        bounds.height() -  set->bottom_right->height());
115}
116