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iOS: when fit content, should not over parent zone

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pengfei.zhou 2022-08-17 17:10:25 +08:00 committed by osborn
parent 56fbc993db
commit 99e0af494e
1 changed files with 91 additions and 14 deletions
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105
doric-iOS/Pod/Classes/Shader/DoricLayouts.m
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@ -92,8 +92,8 @@ - (DoricLayout *)doricLayout {
@end
@interface DoricLayout ()
@property(nonatomic,assign) BOOL reassignWidth;
@property(nonatomic,assign) BOOL reassignHeight;
@property(nonatomic, assign) BOOL reassignWidth;
@property(nonatomic, assign) BOOL reassignHeight;
@end
@implementation DoricLayout
@ -138,42 +138,95 @@ - (void)measure:(CGSize)targetSize {
- (void)measureSelf:(CGSize)targetSize {
CGFloat width;
CGFloat height;
if (self.widthSpec == DoricLayoutMost) {
if (self.view.superview.doricLayout.widthSpec == DoricLayoutFit) {
width = targetSize.width;
} else if (self.view.superview.doricLayout.layoutType == DoricHLayout && self.weight > 0) {
width = self.measuredWidth = 0;
} else if (self.inHLayout && self.weight > 0) {
width = self.measuredWidth = targetSize.width;
} else {
width = self.measuredWidth = targetSize.width;
}
} else if (self.widthSpec == DoricLayoutJust) {
width = self.measuredWidth = self.width;
self.measuredWidth = self.width;
if (self.inHLayout && self.weight > 0) {
if (self.inScrollable) {
width = CGFLOAT_MAX;
} else {
width = targetSize.width;
}
} else {
width = self.width;
}
} else {
width = targetSize.width;
if (self.inScrollable) {
width = CGFLOAT_MAX;
} else {
width = targetSize.width;
}
}
if (self.heightSpec == DoricLayoutMost) {
if (self.view.superview.doricLayout.layoutType == DoricVLayout && self.weight > 0) {
height = self.measuredHeight = 0;
if (self.view.superview.doricLayout.heightSpec == DoricLayoutFit) {
height = targetSize.height;
} else if (self.inVLayout && self.weight > 0) {
height = self.measuredHeight = targetSize.height;
} else {
height = self.measuredHeight = targetSize.height;
}
} else if (self.heightSpec == DoricLayoutJust) {
height = self.measuredHeight = self.height;
if (self.inVLayout && self.weight > 0) {
if (self.inScrollable) {
height = CGFLOAT_MAX;
} else {
height = targetSize.height;
}
} else {
height = self.height;
}
self.measuredHeight = self.height;
} else {
height = targetSize.height;
if (self.inScrollable) {
height = CGFLOAT_MAX;
} else {
height = targetSize.height;
}
}
[self measureContent:CGSizeMake(
width - self.paddingLeft - self.paddingRight,
height - self.paddingTop - self.paddingBottom)];
if ([self restrainSize]) {
[self measureContent:CGSizeMake(
self.measuredWidth - self.paddingLeft - self.paddingRight,
self.measuredHeight - self.paddingTop - self.paddingBottom)];
}
if (self.measuredWidth > width && !(self.inHLayout && self.weight > 0)) {
self.measuredWidth = MIN(width, self.measuredWidth);
}
if (self.measuredHeight > height && !(self.inVLayout && self.weight > 0)) {
self.measuredHeight = MIN(height, self.measuredHeight);
}
[self restrainSize];
}
- (BOOL)inScrollable {
return [self.view.superview isKindOfClass:UIScrollView.class];
}
- (BOOL)inVLayout {
return self.superLayout.layoutType == DoricVLayout;
}
- (BOOL)inHLayout {
return self.superLayout.layoutType == DoricHLayout;
}
- (BOOL)restrainSize {
BOOL needRemeasure = NO;
if (self.measuredWidth > self.maxWidth) {
@ -195,6 +248,26 @@ - (BOOL)restrainSize {
return needRemeasure;
}
- (bool)hasWidthWeight {
return self.inHLayout && self.weight > 0;
}
- (bool)hasHeightWeight {
return self.inVLayout && self.weight > 0;
}
- (bool)superWidthFit {
return self.superLayout.widthSpec == DoricLayoutFit;
}
- (bool)superHeightFit {
return self.superLayout.heightSpec == DoricLayoutFit;
}
- (DoricLayout *)superLayout {
return self.view.superview.doricLayout;
}
- (void)measureContent:(CGSize)targetSize {
self.reassignWidth = NO;
self.reassignHeight = NO;
@ -217,11 +290,11 @@ - (void)measureContent:(CGSize)targetSize {
}
}
if (self.view.superview.doricLayout.widthSpec == DoricLayoutFit && self.widthSpec == DoricLayoutMost) {
if ((self.superWidthFit || self.superLayout.hasWidthWeight) && self.widthSpec == DoricLayoutMost) {
self.measuredWidth = self.contentWidth + self.paddingLeft + self.paddingRight;
}
if (self.view.superview.doricLayout.heightSpec == DoricLayoutFit && self.heightSpec == DoricLayoutMost) {
if ((self.superHeightFit || self.superLayout.hasHeightWeight) && self.heightSpec == DoricLayoutMost) {
self.measuredHeight = self.contentHeight + self.paddingTop + self.paddingBottom;
}
@ -414,7 +487,9 @@ - (void)measureVLayoutContent:(CGSize)targetSize {
continue;
}
had = YES;
[layout measure:[layout removeMargin:CGSizeMake(targetSize.width, targetSize.height - contentHeight)]];
[layout measure:[layout removeMargin:CGSizeMake(
targetSize.width,
layout.weight > 0 ? targetSize.height : targetSize.height - contentHeight)]];
contentWidth = MAX(contentWidth, layout.takenWidth);
contentHeight += layout.takenHeight + self.spacing;
contentWeight += layout.weight;
@ -472,7 +547,9 @@ - (void)measureHLayoutContent:(CGSize)targetSize {
continue;
}
had = YES;
[layout measure:[layout removeMargin:CGSizeMake(targetSize.width - contentWidth, targetSize.height)]];
[layout measure:[layout removeMargin:CGSizeMake(
layout.weight > 0 ? targetSize.width : targetSize.width - contentWidth,
targetSize.height)]];
contentWidth += layout.takenWidth + self.spacing;
contentHeight = MAX(contentHeight, layout.takenHeight);
contentWeight += layout.weight;