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93 lines
3 KiB
Objective-C
93 lines
3 KiB
Objective-C
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import <PureLayout/PureLayout.h>
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#import <UIKit/UIKit.h>
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// A convenience method for doing responsive layout. Scales between two
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// reference values (for iPhone 5 and iPhone 7 Plus) to the current device
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// based on screen width, linearly interpolating.
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CGFloat ScaleFromIPhone5To7Plus(CGFloat iPhone5Value, CGFloat iPhone7PlusValue);
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// A convenience method for doing responsive layout. Scales a reference
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// value (for iPhone 5) to the current device based on screen width,
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// linearly interpolating through the origin.
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CGFloat ScaleFromIPhone5(CGFloat iPhone5Value);
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// A set of helper methods for doing layout with PureLayout.
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@interface UIView (OWS)
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// Pins the width of this view to the width of its superview, with uniform margins.
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- (void)autoPinWidthToSuperviewWithMargin:(CGFloat)margin;
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- (void)autoPinWidthToSuperview;
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// Pins the height of this view to the height of its superview, with uniform margins.
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- (void)autoPinHeightToSuperviewWithMargin:(CGFloat)margin;
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- (void)autoPinHeightToSuperview;
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- (void)autoHCenterInSuperview;
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- (void)autoVCenterInSuperview;
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- (void)autoPinWidthToWidthOfView:(UIView *)view;
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- (void)autoPinHeightToHeightOfView:(UIView *)view;
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- (NSLayoutConstraint *)autoPinToSquareAspectRatio;
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#pragma mark - Content Hugging and Compression Resistance
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- (void)setContentHuggingLow;
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- (void)setContentHuggingHigh;
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- (void)setContentHuggingHorizontalLow;
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- (void)setContentHuggingHorizontalHigh;
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- (void)setContentHuggingVerticalLow;
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- (void)setContentHuggingVerticalHigh;
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- (void)setCompressionResistanceLow;
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- (void)setCompressionResistanceHigh;
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- (void)setCompressionResistanceHorizontalLow;
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- (void)setCompressionResistanceHorizontalHigh;
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- (void)setCompressionResistanceVerticalLow;
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- (void)setCompressionResistanceVerticalHigh;
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#pragma mark - Manual Layout
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- (CGFloat)left;
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- (CGFloat)right;
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- (CGFloat)top;
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- (CGFloat)bottom;
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- (CGFloat)width;
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- (CGFloat)height;
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- (void)centerOnSuperview;
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#pragma mark - RTL
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// For correct right-to-left layout behavior, use "leading" and "trailing",
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// not "left" and "right".
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//
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// NOTE: the margin values are inverted in RTL layouts.
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- (BOOL)isRTL;
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- (void)autoPinLeadingAndTrailingToSuperview;
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- (void)autoPinLeadingToSuperView;
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- (void)autoPinLeadingToSuperViewWithMargin:(CGFloat)margin;
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- (void)autoPinTrailingToSuperView;
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- (void)autoPinTrailingToSuperViewWithMargin:(CGFloat)margin;
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- (void)autoPinLeadingToTrailingOfView:(UIView *)view;
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- (void)autoPinLeadingToTrailingOfView:(UIView *)view margin:(CGFloat)margin;
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- (void)autoPinLeadingToView:(UIView *)view;
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- (void)autoPinLeadingToView:(UIView *)view margin:(CGFloat)margin;
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- (void)autoPinTrailingToView:(UIView *)view;
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- (void)autoPinTrailingToView:(UIView *)view margin:(CGFloat)margin;
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// Return Right on LTR and Right on RTL.
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- (NSTextAlignment)textAlignmentUnnatural;
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#pragma mark - Debugging
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- (void)addBorderWithColor:(UIColor *)color;
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- (void)addRedBorder;
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// Add red border to self, and all subviews recursively.
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- (void)addRedBorderRecursively;
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@end
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