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iOS:implement MaxWidth and MaxHeight

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This commit is contained in:
pengfei.zhou
2020-04-03 17:28:55 +08:00
committed by osborn
parent 91787fb0af
commit 870a7e74af
3 changed files with 27 additions and 10 deletions
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21
doric-iOS/Pod/Classes/Shader/DoricLayouts.m
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@@ -63,6 +63,8 @@ - (instancetype)init {
if (self = [super init]) {
_widthSpec = DoricLayoutJust;
_heightSpec = DoricLayoutJust;
_maxWidth = -1;
_maxHeight = -1;
}
return self;
}
@@ -91,6 +93,25 @@ - (void)measure:(CGSize)targetSize {
[self measureContent:CGSizeMake(
self.measuredWidth - self.paddingLeft - self.paddingRight,
self.measuredHeight - self.paddingTop - self.paddingBottom)];
BOOL needRemeasure = NO;
if (self.maxWidth >= 0) {
if (self.measuredWidth > self.maxWidth) {
self.measuredWidth = self.maxWidth;
needRemeasure = YES;
}
}
if (self.maxHeight > 0) {
if (self.measuredHeight > self.maxHeight) {
self.measuredHeight = self.maxHeight;
needRemeasure = YES;
}
}
if (needRemeasure) {
[self measureContent:CGSizeMake(
self.measuredWidth - self.paddingLeft - self.paddingRight,
self.measuredHeight - self.paddingTop - self.paddingBottom)];
}
self.resolved = YES;
}