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Code Issues Projects Releases Wiki Activity

Adopting Yoga's YGConfig in RCTShadowView

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Reviewed By: javache

Differential Revision: D4932540

fbshipit-source-id: 4a5ff3b34fc635b3291dff9a7c1a603179c90fa7
This commit is contained in:
Valentin Shergin 2017-04-27 12:48:53 -07:00 committed by Facebook Github Bot
parent c6614f117f
commit ca07a5fd5f
2 changed files with 21 additions and 2 deletions
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7
React/Views/RCTShadowView.h
View File

@ -35,6 +35,13 @@ typedef void (^RCTApplierBlock)(NSDictionary<NSNumber *, UIView *> *viewRegistry
*/ */
@interface RCTShadowView : NSObject <RCTComponent> @interface RCTShadowView : NSObject <RCTComponent>
/**
* Yoga Config which will be used to create `yogaNode` property.
* Override in subclass to enable special Yoga features.
* Defaults to suitable to current device configuration.
*/
+ (YGConfigRef)yogaConfig;
/** /**
* RCTComponent interface. * RCTComponent interface.
*/ */

16
React/Views/RCTShadowView.m
View File

@ -46,6 +46,18 @@ typedef NS_ENUM(unsigned int, meta_prop_t) {
YGValue _borderMetaProps[META_PROP_COUNT]; YGValue _borderMetaProps[META_PROP_COUNT];
} }
+ (YGConfigRef)yogaConfig
{
static YGConfigRef yogaConfig;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
yogaConfig = YGConfigNew();
// Turnig off pixel rounding.
YGConfigSetPointScaleFactor(yogaConfig, 0.0);
});
return yogaConfig;
}
@synthesize reactTag = _reactTag; @synthesize reactTag = _reactTag;
// YogaNode API // YogaNode API
@ -318,7 +330,6 @@ static void RCTProcessMetaPropsBorder(const YGValue metaProps[META_PROP_COUNT],
- (instancetype)init - (instancetype)init
{ {
if ((self = [super init])) { if ((self = [super init])) {
_frame = CGRectMake(0, 0, YGUndefined, YGUndefined); _frame = CGRectMake(0, 0, YGUndefined, YGUndefined);
for (unsigned int ii = 0; ii < META_PROP_COUNT; ii++) { for (unsigned int ii = 0; ii < META_PROP_COUNT; ii++) {
@ -335,7 +346,8 @@ static void RCTProcessMetaPropsBorder(const YGValue metaProps[META_PROP_COUNT],
_reactSubviews = [NSMutableArray array]; _reactSubviews = [NSMutableArray array];
_yogaNode = YGNodeNew(); _yogaNode = YGNodeNewWithConfig([[self class] yogaConfig]);
YGNodeSetContext(_yogaNode, (__bridge void *)self); YGNodeSetContext(_yogaNode, (__bridge void *)self);
YGNodeSetPrintFunc(_yogaNode, RCTPrint); YGNodeSetPrintFunc(_yogaNode, RCTPrint);
} }