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/location_bar/suggested_text_view.h"
6
7 #include "chrome/browser/autocomplete/autocomplete_edit.h"
8 #include "chrome/browser/instant/instant_controller.h"
9 #include "chrome/browser/ui/views/location_bar/location_bar_view.h"
10 #include "ui/base/animation/multi_animation.h"
11 #include "ui/gfx/canvas.h"
12 #include "ui/gfx/color_utils.h"
13
SuggestedTextView(AutocompleteEditModel * edit_model)14 SuggestedTextView::SuggestedTextView(AutocompleteEditModel* edit_model)
15 : edit_model_(edit_model),
16 bg_color_(0) {
17 }
18
~SuggestedTextView()19 SuggestedTextView::~SuggestedTextView() {
20 }
21
StartAnimation()22 void SuggestedTextView::StartAnimation() {
23 StopAnimation();
24
25 animation_.reset(CreateAnimation());
26 animation_->Start();
27 UpdateBackgroundColor();
28 }
29
StopAnimation()30 void SuggestedTextView::StopAnimation() {
31 if (animation_.get()) {
32 // Reset the delegate so that we don't attempt to commit in AnimationEnded.
33 animation_->set_delegate(NULL);
34 animation_.reset(NULL);
35 SetColor(LocationBarView::GetColor(ToolbarModel::NONE,
36 LocationBarView::DEEMPHASIZED_TEXT));
37 SchedulePaint();
38 }
39 }
40
OnPaintBackground(gfx::Canvas * canvas)41 void SuggestedTextView::OnPaintBackground(gfx::Canvas* canvas) {
42 if (!animation_.get() || animation_->GetCurrentValue() == 0)
43 return;
44
45 // TODO(sky): these numbers need to come from the edit.
46 canvas->FillRectInt(bg_color_, 0, 2, width(), height() - 5);
47 }
48
AnimationEnded(const ui::Animation * animation)49 void SuggestedTextView::AnimationEnded(const ui::Animation* animation) {
50 edit_model_->CommitSuggestedText(false);
51 }
52
AnimationProgressed(const ui::Animation * animation)53 void SuggestedTextView::AnimationProgressed(const ui::Animation* animation) {
54 UpdateBackgroundColor();
55
56 SkColor fg_color = LocationBarView::GetColor(
57 ToolbarModel::NONE, LocationBarView::DEEMPHASIZED_TEXT);
58 SkColor sel_fg_color = LocationBarView::GetColor(
59 ToolbarModel::NONE, LocationBarView::SELECTED_TEXT);
60 SetColor(color_utils::AlphaBlend(
61 sel_fg_color, fg_color,
62 ui::Tween::ValueBetween(animation->GetCurrentValue(), 0, 255)));
63
64 SchedulePaint();
65 }
66
AnimationCanceled(const ui::Animation * animation)67 void SuggestedTextView::AnimationCanceled(const ui::Animation* animation) {
68 }
69
CreateAnimation()70 ui::Animation* SuggestedTextView::CreateAnimation() {
71 ui::MultiAnimation::Parts parts;
72 parts.push_back(ui::MultiAnimation::Part(
73 InstantController::kAutoCommitPauseTimeMS, ui::Tween::ZERO));
74 parts.push_back(ui::MultiAnimation::Part(
75 InstantController::kAutoCommitFadeInTimeMS, ui::Tween::EASE_IN));
76 ui::MultiAnimation* animation = new ui::MultiAnimation(parts);
77 animation->set_delegate(this);
78 animation->set_continuous(false);
79 return animation;
80 }
81
UpdateBackgroundColor()82 void SuggestedTextView::UpdateBackgroundColor() {
83 if (!animation_.get()) {
84 // Background only painted while animating.
85 return;
86 }
87
88 double value = animation_->GetCurrentValue();
89 SkColor bg_color = LocationBarView::GetColor(ToolbarModel::NONE,
90 LocationBarView::BACKGROUND);
91 #if defined(OS_WIN)
92 SkColor s_color = color_utils::GetSysSkColor(COLOR_HIGHLIGHT);
93 #else
94 // TODO(sky): fix me.
95 NOTIMPLEMENTED();
96 SkColor s_color = SK_ColorLTGRAY;
97 #endif
98 bg_color_ = color_utils::AlphaBlend(s_color, bg_color,
99 ui::Tween::ValueBetween(value, 0, 255));
100 }
101