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Build ChatListUI
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Ali
289
submodules/LegacyComponents/Sources/TGCameraModeControl.m
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289
submodules/LegacyComponents/Sources/TGCameraModeControl.m
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#import "TGCameraModeControl.h"
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#import "LegacyComponentsInternal.h"
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#import "TGCameraInterfaceAssets.h"
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#import "UIControl+HitTestEdgeInsets.h"
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const CGFloat TGCameraModeControlVerticalInteritemSpace = 29.0f;
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@interface TGCameraModeControl ()
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{
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UIImageView *_dotView;
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UIControl *_wrapperView;
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CGFloat _kerning;
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NSArray *_buttons;
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UIView *_maskView;
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CAGradientLayer *_maskLayer;
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}
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@end
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@implementation TGCameraModeControl
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- (instancetype)initWithFrame:(CGRect)frame
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{
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self = [super initWithFrame:frame];
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if (self != nil)
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{
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static UIImage *dotImage = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^
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{
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UIGraphicsBeginImageContextWithOptions(CGSizeMake(6, 6), false, 0.0f);
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CGContextRef context = UIGraphicsGetCurrentContext();
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CGContextSetFillColorWithColor(context, [TGCameraInterfaceAssets accentColor].CGColor);
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CGContextFillEllipseInRect(context, CGRectMake(0, 0, 6, 6));
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dotImage = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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});
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_dotView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 6, 6)];
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_dotView.image = dotImage;
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//[self addSubview:_dotView];
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if (frame.size.width > frame.size.height)
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_kerning = 3.5f;
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else
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_kerning = 2.0f;
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_maskView = [[UIView alloc] initWithFrame:self.bounds];
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_maskView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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[self addSubview:_maskView];
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_wrapperView = [[UIControl alloc] initWithFrame:CGRectZero];
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_wrapperView.backgroundColor = [UIColor clearColor];
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_wrapperView.hitTestEdgeInsets = UIEdgeInsetsMake(-10, -10, -10, -10);
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_wrapperView.opaque = false;
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[_maskView addSubview:_wrapperView];
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_buttons = @
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[
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[self _createButtonForMode:PGCameraModeVideo title:TGLocalized(@"Camera.VideoMode")],
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[self _createButtonForMode:PGCameraModePhoto title:TGLocalized(@"Camera.PhotoMode")],
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// [self _createButtonForMode:PGCameraModeSquare title:TGLocalized(@"Camera.SquareMode")],
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// [self _createButtonForMode:PGCameraModeClip title:TGLocalized(@"Camera.MomentMode")]
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];
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for (UIButton *button in _buttons)
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[_wrapperView addSubview:button];
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if (frame.size.width > frame.size.height)
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{
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CGFloat leftOffset = 0;
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for (UIButton *button in _buttons)
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{
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button.frame = CGRectMake(leftOffset, 0, CGFloor(button.frame.size.width), 20.0f);
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leftOffset += button.frame.size.width + [TGCameraModeControl _buttonHorizontalSpacing];
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}
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_wrapperView.frame = CGRectMake(0, 0, leftOffset - [TGCameraModeControl _buttonHorizontalSpacing], 20);
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_maskLayer = [CAGradientLayer layer];
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_maskLayer.colors = @[ (id)[UIColor clearColor].CGColor, (id)[UIColor whiteColor].CGColor, (id)[UIColor whiteColor].CGColor, (id)[UIColor clearColor].CGColor ];
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_maskLayer.locations = @[ @0.0f, @0.33f, @0.67f, @1.0f ];
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_maskLayer.startPoint = CGPointMake(0.0f, 0.5f);
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_maskLayer.endPoint = CGPointMake(1.0f, 0.5f);
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_maskView.layer.mask = _maskLayer;
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}
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else
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{
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CGFloat topOffset = 0;
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for (UIButton *button in _buttons)
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{
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button.frame = CGRectMake(0, topOffset, CGFloor(button.frame.size.width), CGFloor(button.frame.size.height));
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topOffset += button.frame.size.height + TGCameraModeControlVerticalInteritemSpace;
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}
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_wrapperView.frame = CGRectMake(33, 0, self.frame.size.width, topOffset - TGCameraModeControlVerticalInteritemSpace);
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}
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self.cameraMode = PGCameraModePhoto;
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}
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return self;
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}
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+ (UIFont *)_buttonFont
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{
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return [UIFont fontWithName:@"SFCompactText-Regular" size:14];
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}
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+ (CGFloat)_buttonHorizontalSpacing
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{
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//return 22;
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return 19;
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}
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+ (CGFloat)_buttonVerticalSpacing
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{
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return 19;
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}
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- (UIButton *)_createButtonForMode:(PGCameraMode)mode title:(NSString *)title
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{
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UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 64, 20)];
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button.backgroundColor = [UIColor clearColor];
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button.exclusiveTouch = true;
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button.hitTestEdgeInsets = UIEdgeInsetsMake(-10, -10, -10, -10);
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button.tag = mode;
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button.titleLabel.font = [TGCameraInterfaceAssets normalFontOfSize:13];
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[button setAttributedTitle:[[NSAttributedString alloc] initWithString:title attributes:@{ NSForegroundColorAttributeName: [TGCameraInterfaceAssets normalColor], NSKernAttributeName: @(_kerning) }] forState:UIControlStateNormal];
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[button setAttributedTitle:[[NSAttributedString alloc] initWithString:title attributes:@{ NSForegroundColorAttributeName: [TGCameraInterfaceAssets accentColor], NSKernAttributeName: @(_kerning) }] forState:UIControlStateSelected];
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[button setAttributedTitle:[button attributedTitleForState:UIControlStateSelected] forState:UIControlStateHighlighted | UIControlStateSelected];
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[button sizeToFit];
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[button addTarget:self action:@selector(buttonPressed:) forControlEvents:UIControlEventTouchUpInside];
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return button;
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}
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- (void)setCameraMode:(PGCameraMode)mode
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{
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_cameraMode = mode;
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[self setCameraMode:mode animated:false];
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}
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- (void)setCameraMode:(PGCameraMode)mode animated:(bool)animated
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{
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_cameraMode = mode;
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CGFloat targetPosition = 0;
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CGRect targetFrame = CGRectZero;
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if (self.frame.size.width > self.frame.size.height)
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{
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targetPosition = [self _buttonForMode:self.cameraMode].center.x - _wrapperView.frame.size.width / 2;
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targetFrame = CGRectMake((self.frame.size.width - _wrapperView.frame.size.width) / 2 - targetPosition + 1, (self.frame.size.height - _wrapperView.frame.size.height) / 2, _wrapperView.frame.size.width, _wrapperView.frame.size.height);
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}
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else
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{
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targetPosition = [self _buttonForMode:self.cameraMode].center.y - _wrapperView.frame.size.height / 2;
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targetFrame = CGRectMake(33, (self.frame.size.height - _wrapperView.frame.size.height) / 2 - targetPosition + 1, _wrapperView.frame.size.width, _wrapperView.frame.size.height);
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}
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if (animated)
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{
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self.userInteractionEnabled = false;
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[self _updateButtonsHighlight];
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[UIView animateWithDuration:0.3f delay:0.0f options:UIViewAnimationOptionCurveEaseInOut animations:^
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{
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_wrapperView.frame = targetFrame;
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if (self.frame.size.width > self.frame.size.height)
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[self _layoutItemTransformationsForTargetFrame:targetFrame];
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} completion:^(BOOL finished)
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{
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if (finished)
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self.userInteractionEnabled = true;
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}];
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}
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else
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{
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[self _updateButtonsHighlight];
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if (self.frame.size.width > self.frame.size.height)
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[self _layoutItemTransformationsForTargetFrame:targetFrame];
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_wrapperView.frame = targetFrame;
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}
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}
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- (void)_layoutItemTransformationsForTargetFrame:(CGRect)targetFrame
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{
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CGFloat targetCenter = targetFrame.origin.x - self.frame.size.width / 2;
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for (UIButton *button in _buttons)
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button.layer.transform = [self _transformForItemWithOffset:targetCenter + button.center.x];
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}
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- (CATransform3D)_transformForItemWithOffset:(CGFloat)offset
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{
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CGFloat angle = ABS(offset / _wrapperView.frame.size.width * 0.99f);
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CGFloat sign = offset > 0 ? 1.0f : -1.0f;
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CATransform3D transform = CATransform3DTranslate(CATransform3DIdentity, -28 * angle * angle * sign, 0.0f, 0.0f);
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transform = CATransform3DRotate(transform, angle, 0.0f, sign, 0.0f);
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return transform;
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}
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- (UIButton *)_currentModeButton
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{
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return [self _buttonForMode:_cameraMode];
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}
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- (UIButton *)_buttonForMode:(PGCameraMode)mode
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{
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for (UIButton *button in _wrapperView.subviews)
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{
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if (button.tag == mode)
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return button;
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}
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return nil;
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}
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- (void)_updateButtonsHighlight
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{
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for (UIButton *button in _buttons)
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button.selected = (_cameraMode == button.tag);
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}
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- (void)buttonPressed:(UIButton *)sender
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{
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PGCameraMode previousMode = self.cameraMode;
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[self setCameraMode:(int)sender.tag animated:true];
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if ((PGCameraMode)sender.tag != previousMode && self.modeChanged != nil)
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self.modeChanged((PGCameraMode)sender.tag, previousMode);
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}
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- (void)setHidden:(BOOL)hidden
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{
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self.alpha = hidden ? 0.0f : 1.0f;
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super.hidden = hidden;
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}
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- (void)setHidden:(bool)hidden animated:(bool)animated
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{
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if (animated)
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{
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super.hidden = false;
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self.userInteractionEnabled = false;
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[UIView animateWithDuration:0.25f animations:^
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{
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self.alpha = hidden ? 0.0f : 1.0f;
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} completion:^(BOOL finished)
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{
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self.userInteractionEnabled = true;
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if (finished)
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self.hidden = hidden;
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}];
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}
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else
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{
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self.alpha = hidden ? 0.0f : 1.0f;
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super.hidden = hidden;
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}
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}
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#pragma mark - Layout
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- (void)layoutSubviews
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{
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if (self.frame.size.width > self.frame.size.height)
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{
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_dotView.frame = CGRectMake((self.frame.size.width - _dotView.frame.size.width) / 2, self.frame.size.height / 2 - 12, _dotView.frame.size.width, _dotView.frame.size.height);
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_maskLayer.frame = CGRectMake(0, 0, _maskView.frame.size.width, _maskView.frame.size.height);
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}
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else
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{
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_dotView.frame = CGRectMake(13, (self.frame.size.height - _dotView.frame.size.height) / 2, _dotView.frame.size.width, _dotView.frame.size.height);
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}
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}
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@end
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