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12e4e5b048
* Improve Layout Abstraction * Address naming comments - Rename ASPrimitiveTraitEnvironment to ASTraitEnvironment - Rename ASPrimitiveTraitCollectionPropagateDown to ASTraitCollectionPropagateDown - Rename progagateNewPrimitiveTraitCollection: to propagateNewTraitCollection:
78 lines
2.5 KiB
Objective-C
78 lines
2.5 KiB
Objective-C
//
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// ASLayoutSpec+Debug.m
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// AsyncDisplayKit
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//
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// Created by Hannah Troisi on 3/20/16.
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//
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//
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#import <AsyncDisplayKit/ASLayoutSpec+Debug.h>
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#if ASLAYOUTSPEC_DEBUG
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#import <AsyncDisplayKit/ASDisplayNode+Beta.h>
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#import <AsyncDisplayKit/AsyncDisplayKit.h>
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#import <AsyncDisplayKit/ASLayoutElementInspectorNode.h>
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@implementation ASLayoutSpecVisualizerNode
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- (instancetype)initWithLayoutSpec:(ASLayoutSpec *)layoutSpec
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{
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self = [super init];
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if (self) {
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self.borderWidth = 2;
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self.borderColor = [[UIColor redColor] CGColor];
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self.layoutSpec = layoutSpec;
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self.layoutSpec.neverShouldVisualize = YES;
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self.automaticallyManagesSubnodes = YES;
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self.shouldCacheLayoutSpec = YES;
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[self addTarget:self action:@selector(visualizerNodeTapped:) forControlEvents:ASControlNodeEventTouchUpInside];
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}
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return self;
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}
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- (ASLayoutSpec *)layoutSpecThatFits:(ASSizeRange)constrainedSize
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{
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CGFloat insetFloat = [ASLayoutElementInspectorNode sharedInstance].vizNodeInsetSize;
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UIEdgeInsets insets = UIEdgeInsetsMake(insetFloat, insetFloat, insetFloat, insetFloat);
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// FIXME in framework: auto pass properties to children
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ASInsetLayoutSpec *insetSpec = [ASInsetLayoutSpec insetLayoutSpecWithInsets:insets child:self.layoutSpec];
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insetSpec.neverShouldVisualize = YES;
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// propogate child's layoutSpec properties to the inset that we are adding
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// insetSpec.style.flexGrow = _layoutSpec.style.flexGrow;
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// insetSpec.style.flexShrink = _layoutSpec.style.flexShrink;
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// insetSpec.alignSelf = _layoutSpec.alignSelf;
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// NSLog(@"%@: vizNode = %f, child = %f", self, insetSpec.style.flexGrow, _layoutSpec.style.flexGrow);
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return insetSpec;
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}
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- (void)setLayoutSpec:(ASLayoutSpec *)layoutSpec // FIXME: this is duplicated in InspectorNode - make it a category on ASLayoutSpec?
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{
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_layoutSpec = layoutSpec; // FIXME: should copy layoutSpec properities to self?
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if ([layoutSpec isKindOfClass:[ASInsetLayoutSpec class]]) {
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self.borderColor = [[UIColor redColor] CGColor];
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} else if ([layoutSpec isKindOfClass:[ASStackLayoutSpec class]]) {
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self.borderColor = [[UIColor greenColor] CGColor];
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}
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}
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- (NSString *)description
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{
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return [self.layoutSpec description]; // FIXME: expand on layoutSpec description (e.g. have StackLayoutSpec return horz/vert)
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}
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- (void)visualizerNodeTapped:(UIGestureRecognizer *)sender
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{
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[[ASLayoutElementInspectorNode sharedInstance] setLayoutElementToEdit:self.layoutSpec];
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}
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@end
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#endif
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