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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 #import "ios/chrome/browser/ui/uikit_ui_util.h" | 5 #import "ios/chrome/browser/ui/uikit_ui_util.h" |
6 | 6 |
7 #import <Accelerate/Accelerate.h> | 7 #import <Accelerate/Accelerate.h> |
8 #import <Foundation/Foundation.h> | 8 #import <Foundation/Foundation.h> |
9 #import <QuartzCore/QuartzCore.h> | 9 #import <QuartzCore/QuartzCore.h> |
10 #include <stddef.h> | 10 #include <stddef.h> |
11 #include <stdint.h> | 11 #include <stdint.h> |
12 #import <UIKit/UIKit.h> | 12 #import <UIKit/UIKit.h> |
13 #include <cmath> | 13 #include <cmath> |
14 | 14 |
15 #include "base/ios/ios_util.h" | 15 #include "base/ios/ios_util.h" |
16 #include "base/logging.h" | 16 #include "base/logging.h" |
17 #include "base/mac/foundation_util.h" | 17 #include "base/mac/foundation_util.h" |
18 #include "base/mac/scoped_nsobject.h" | |
19 #include "ios/chrome/browser/experimental_flags.h" | 18 #include "ios/chrome/browser/experimental_flags.h" |
20 #include "ios/chrome/browser/ui/ui_util.h" | 19 #include "ios/chrome/browser/ui/ui_util.h" |
21 #include "ios/web/public/web_thread.h" | 20 #include "ios/web/public/web_thread.h" |
22 #include "ui/base/l10n/l10n_util.h" | 21 #include "ui/base/l10n/l10n_util.h" |
23 #include "ui/base/l10n/l10n_util_mac.h" | 22 #include "ui/base/l10n/l10n_util_mac.h" |
24 #include "ui/gfx/ios/uikit_util.h" | 23 #include "ui/gfx/ios/uikit_util.h" |
25 #include "ui/gfx/scoped_cg_context_save_gstate_mac.h" | 24 #include "ui/gfx/scoped_cg_context_save_gstate_mac.h" |
26 | 25 |
| 26 #if !defined(__has_feature) || !__has_feature(objc_arc) |
| 27 #error "This file requires ARC support." |
| 28 #endif |
| 29 |
27 namespace { | 30 namespace { |
28 | 31 |
29 // Linearly interpolate between |a| and |b| by fraction |f|. Satisfies | 32 // Linearly interpolate between |a| and |b| by fraction |f|. Satisfies |
30 // |Lerp(a,b,0) == a| and |Lerp(a,b,1) == b|. | 33 // |Lerp(a,b,0) == a| and |Lerp(a,b,1) == b|. |
31 CGFloat Lerp(CGFloat a, CGFloat b, CGFloat fraction) { | 34 CGFloat Lerp(CGFloat a, CGFloat b, CGFloat fraction) { |
32 return a * (1.0f - fraction) + b * fraction; | 35 return a * (1.0f - fraction) + b * fraction; |
33 } | 36 } |
34 | 37 |
35 // Gets the RGBA components from a UIColor in RBG or monochrome color space. | 38 // Gets the RGBA components from a UIColor in RBG or monochrome color space. |
36 void GetRGBA(UIColor* color, CGFloat* r, CGFloat* g, CGFloat* b, CGFloat* a) { | 39 void GetRGBA(UIColor* color, CGFloat* r, CGFloat* g, CGFloat* b, CGFloat* a) { |
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545 NSDictionary* metrics, | 548 NSDictionary* metrics, |
546 UIView* unused_parentView) { | 549 UIView* unused_parentView) { |
547 ApplyVisualConstraintsWithMetrics(constraints, subviewsDictionary, metrics); | 550 ApplyVisualConstraintsWithMetrics(constraints, subviewsDictionary, metrics); |
548 } | 551 } |
549 | 552 |
550 void ApplyVisualConstraintsWithMetricsAndOptions( | 553 void ApplyVisualConstraintsWithMetricsAndOptions( |
551 NSArray* constraints, | 554 NSArray* constraints, |
552 NSDictionary* subviewsDictionary, | 555 NSDictionary* subviewsDictionary, |
553 NSDictionary* metrics, | 556 NSDictionary* metrics, |
554 NSLayoutFormatOptions options) { | 557 NSLayoutFormatOptions options) { |
555 base::scoped_nsobject<NSMutableArray> layoutConstraints( | 558 NSMutableArray* layoutConstraints = |
556 [[NSMutableArray arrayWithCapacity:constraints.count * 3] retain]); | 559 [NSMutableArray arrayWithCapacity:constraints.count * 3]; |
557 for (NSString* constraint in constraints) { | 560 for (NSString* constraint in constraints) { |
558 DCHECK([constraint isKindOfClass:[NSString class]]); | 561 DCHECK([constraint isKindOfClass:[NSString class]]); |
559 [layoutConstraints addObjectsFromArray: | 562 [layoutConstraints addObjectsFromArray: |
560 [NSLayoutConstraint | 563 [NSLayoutConstraint |
561 constraintsWithVisualFormat:constraint | 564 constraintsWithVisualFormat:constraint |
562 options:options | 565 options:options |
563 metrics:metrics | 566 metrics:metrics |
564 views:subviewsDictionary]]; | 567 views:subviewsDictionary]]; |
565 } | 568 } |
566 [NSLayoutConstraint activateConstraints:layoutConstraints]; | 569 [NSLayoutConstraint activateConstraints:layoutConstraints]; |
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636 DCHECK(!gFirstResponder); | 639 DCHECK(!gFirstResponder); |
637 [[UIApplication sharedApplication] | 640 [[UIApplication sharedApplication] |
638 sendAction:@selector(cr_markSelfCurrentFirstResponder) | 641 sendAction:@selector(cr_markSelfCurrentFirstResponder) |
639 to:nil | 642 to:nil |
640 from:nil | 643 from:nil |
641 forEvent:nil]; | 644 forEvent:nil]; |
642 UIResponder* firstResponder = gFirstResponder; | 645 UIResponder* firstResponder = gFirstResponder; |
643 gFirstResponder = nil; | 646 gFirstResponder = nil; |
644 return firstResponder; | 647 return firstResponder; |
645 } | 648 } |
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