Ale*_*lds 20 iphone colors uitableview uiview uilabel
我正在添加一个UILabel实例作为我的自定义UITableViewCell实例的子视图contentView.
当我选择单元格时,除了标签的背景外,该行突出显示为蓝色.标签文字很清晰.
当我将标签和内容视图backgroundColor属性设置[UIColor clearColor]为时,标签文本变得模糊.
如何将标签背景颜色设置为清晰,以允许行突出显示,同时仍保持标签文字清晰?
我在其他地方读到的一个建议是round标签的frame值,但这没有任何影响.
码
这是我的自定义UITableViewCell子视图-setNeedsLayout方法的片段:
UILabel *_objectTitleLabel = [[UILabel alloc] initWithFrame:CGRectNull];
_objectTitleLabel.text = [self.awsObject cleanedKey];
_objectTitleLabel.font = [UIAppDelegate defaultObjectLabelFont];
_objectTitleLabel.highlightedTextColor = [UIColor clearColor]; //[UIAppDelegate defaultLabelShadowTint];
_objectTitleLabel.backgroundColor = [UIColor clearColor]; //[UIAppDelegate defaultWidgetBackgroundTint];
_objectTitleLabel.frame = CGRectMake(
kCellImageViewWidth + 2.0 * self.indentationWidth,
0.5 * (self.tableView.rowHeight - 1.5 * kCellLabelHeight) + kCellTitleYPositionNudge,
contentViewWidth,
kCellLabelHeight
);
_objectTitleLabel.frame = CGRectIntegral(_objectTitleLabel.frame);
_objectTitleLabel.tag = kObjectTableViewCellTitleSubviewType;
//NSLog(@"_objectTitleLabel: %@", NSStringFromCGRect(_objectTitleLabel.frame));
[self.contentView addSubview:_objectTitleLabel];
[_objectTitleLabel release], _objectTitleLabel = nil;
...
self.contentView.backgroundColor = [UIAppDelegate defaultWidgetBackgroundTint];
self.contentView.clearsContextBeforeDrawing = YES;
self.contentView.autoresizesSubviews = YES;
self.contentView.clipsToBounds = YES;
self.contentView.contentMode = UIViewContentModeRedraw;
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Stu*_*nie 35
问题是子像素渲染,当您的原点(浮点值)具有非零小数分量时会发生这种情况.舍入到最接近的整数,你应该没事.
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