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react-native-macos
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[React Native] Support variable corner radii on RCTView

This commit is contained in:
Alex Akers 2015-05-13 08:22:21 -07:00 коммит произвёл Christopher Chedeau
Родитель f40a7b4609
Коммит 86709c15cb
6 изменённых файлов: 119 добавлений и 44 удалений
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19
Examples/UIExplorer/BorderExample.js
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@ -68,6 +68,18 @@ var styles = StyleSheet.create({
borderLeftWidth: 40,
borderLeftColor: 'blue',
},
border6: {
borderTopWidth: 10,
borderTopColor: 'red',
borderRightWidth: 20,
borderRightColor: 'yellow',
borderBottomWidth: 30,
borderBottomColor: 'green',
borderLeftWidth: 40,
borderLeftColor: 'blue',
borderTopLeftRadius: 100,
},
});
exports.title = 'Border';
@ -115,4 +127,11 @@ exports.examples = [
return <View style={[styles.box, styles.border5]} />;
}
},
{
title: 'Custom Borders',
description: 'border*Width & border*Color',
render() {
return <View style={[styles.box, styles.border6]} />;
}
},
];

7
Examples/UIExplorer/UIExplorerBlock.js
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@ -69,9 +69,10 @@ var styles = StyleSheet.create({
overflow: 'hidden',
},
titleContainer: {
borderWidth: 0.5,
borderRadius: 2.5,
borderColor: '#d6d7da',
borderBottomWidth: 0.5,
borderTopLeftRadius: 3,
borderTopRightRadius: 2.5,
borderBottomColor: '#d6d7da',
backgroundColor: '#f6f7f8',
paddingHorizontal: 10,
paddingVertical: 5,

4
Libraries/Components/View/ViewStylePropTypes.js
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@ -28,6 +28,10 @@ var ViewStylePropTypes = {
borderBottomColor: ReactPropTypes.string,
borderLeftColor: ReactPropTypes.string,
borderRadius: ReactPropTypes.number,
borderTopLeftRadius: ReactPropTypes.number,
borderTopRightRadius: ReactPropTypes.number,
borderBottomLeftRadius: ReactPropTypes.number,
borderBottomRightRadius: ReactPropTypes.number,
opacity: ReactPropTypes.number,
overflow: ReactPropTypes.oneOf(['visible', 'hidden']),
shadowColor: ReactPropTypes.string,

9
React/Views/RCTView.h
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@ -48,6 +48,15 @@
*/
- (void)updateClippedSubviews;
/**
* Border radii.
*/
@property (nonatomic, assign) CGFloat borderRadius;
@property (nonatomic, assign) CGFloat borderTopLeftRadius;
@property (nonatomic, assign) CGFloat borderTopRightRadius;
@property (nonatomic, assign) CGFloat borderBottomLeftRadius;
@property (nonatomic, assign) CGFloat borderBottomRightRadius;
/**
* Border colors.
*/

93
React/Views/RCTView.m
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@ -15,8 +15,6 @@
#import "RCTUtils.h"
#import "UIView+React.h"
static void *RCTViewCornerRadiusKVOContext = &RCTViewCornerRadiusKVOContext;
static UIView *RCTViewHitTest(UIView *view, CGPoint point, UIEvent *event)
{
for (UIView *subview in [view.subviews reverseObjectEnumerator]) {
@ -123,30 +121,18 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
_borderRightWidth = -1;
_borderBottomWidth = -1;
_borderLeftWidth = -1;
_borderTopLeftRadius = -1;
_borderTopRightRadius = -1;
_borderBottomLeftRadius = -1;
_borderBottomRightRadius = -1;
_backgroundColor = [super backgroundColor];
[super setBackgroundColor:[UIColor clearColor]];
[self.layer addObserver:self forKeyPath:@"cornerRadius" options:0 context:RCTViewCornerRadiusKVOContext];
}
return self;
}
- (void)dealloc
{
[self.layer removeObserver:self forKeyPath:@"cornerRadius" context:RCTViewCornerRadiusKVOContext];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
{
if (context == RCTViewCornerRadiusKVOContext) {
[self.layer setNeedsDisplay];
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
}
- (NSString *)accessibilityLabel
{
if (super.accessibilityLabel) {
@ -437,8 +423,12 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
- (UIImage *)generateBorderImage:(out CGRect *)contentsCenter
{
const CGFloat maxRadius = MIN(self.bounds.size.height, self.bounds.size.width) / 2.0;
const CGFloat radius = MAX(0, MIN(self.layer.cornerRadius, maxRadius));
const CGFloat maxRadius = MIN(self.bounds.size.height, self.bounds.size.width);
const CGFloat radius = MAX(0, _borderRadius);
const CGFloat topLeftRadius = MIN(_borderTopLeftRadius >= 0 ? _borderTopLeftRadius : radius, maxRadius);
const CGFloat topRightRadius = MIN(_borderTopRightRadius >= 0 ? _borderTopRightRadius : radius, maxRadius);
const CGFloat bottomLeftRadius = MIN(_borderBottomLeftRadius >= 0 ? _borderBottomLeftRadius : radius, maxRadius);
const CGFloat bottomRightRadius = MIN(_borderBottomRightRadius >= 0 ? _borderBottomRightRadius : radius, maxRadius);
const CGFloat borderWidth = MAX(0, _borderWidth);
const CGFloat topWidth = _borderTopWidth >= 0 ? _borderTopWidth : borderWidth;
@ -446,20 +436,26 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
const CGFloat bottomWidth = _borderBottomWidth >= 0 ? _borderBottomWidth : borderWidth;
const CGFloat leftWidth = _borderLeftWidth >= 0 ? _borderLeftWidth : borderWidth;
const CGFloat topRadius = MAX(0, radius - topWidth);
const CGFloat rightRadius = MAX(0, radius - rightWidth);
const CGFloat bottomRadius = MAX(0, radius - bottomWidth);
const CGFloat leftRadius = MAX(0, radius - leftWidth);
const CGFloat innerTopLeftRadiusX = MAX(0, topLeftRadius - leftWidth);
const CGFloat innerTopLeftRadiusY = MAX(0, topLeftRadius - topWidth);
const UIEdgeInsets edgeInsets = UIEdgeInsetsMake(topWidth + topRadius, leftWidth + leftRadius, bottomWidth + bottomRadius, rightWidth + rightRadius);
const CGFloat innerTopRightRadiusX = MAX(0, topRightRadius - rightWidth);
const CGFloat innerTopRightRadiusY = MAX(0, topRightRadius - topWidth);
const CGFloat innerBottomLeftRadiusX = MAX(0, bottomLeftRadius - leftWidth);
const CGFloat innerBottomLeftRadiusY = MAX(0, bottomLeftRadius - bottomWidth);
const CGFloat innerBottomRightRadiusX = MAX(0, bottomRightRadius - rightWidth);
const CGFloat innerBottomRightRadiusY = MAX(0, bottomRightRadius - bottomWidth);
const UIEdgeInsets edgeInsets = UIEdgeInsetsMake(topWidth + MAX(innerTopLeftRadiusY, innerTopRightRadiusY), leftWidth + MAX(innerTopLeftRadiusX, innerBottomLeftRadiusX), bottomWidth + MAX(innerBottomLeftRadiusY, innerBottomRightRadiusY), rightWidth + + MAX(innerBottomRightRadiusX, innerTopRightRadiusX));
const CGSize size = CGSizeMake(edgeInsets.left + 1 + edgeInsets.right, edgeInsets.top + 1 + edgeInsets.bottom);
UIScreen *screen = self.window.screen ?: [UIScreen mainScreen];
UIGraphicsBeginImageContextWithOptions(size, NO, screen.scale * 2);
UIGraphicsBeginImageContextWithOptions(size, NO, 0.0);
CGContextRef ctx = UIGraphicsGetCurrentContext();
const CGRect rect = {CGPointZero, size};
CGPathRef path = CGPathCreateWithRoundedRect(rect, radius, radius, NULL);
CGPathRef path = RCTPathCreateWithRoundedRect(rect, topLeftRadius, topLeftRadius, topRightRadius, topRightRadius, bottomLeftRadius, bottomLeftRadius, bottomRightRadius, bottomRightRadius, NULL);
if (_backgroundColor) {
CGContextSaveGState(ctx);
@ -474,10 +470,11 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
CGContextAddPath(ctx, path);
CGPathRelease(path);
if (radius > 0 && topWidth > 0 && rightWidth > 0 && bottomWidth > 0 && leftWidth > 0) {
BOOL hasRadius = topLeftRadius > 0 || topRightRadius > 0 || bottomLeftRadius > 0 || bottomRightRadius > 0;
if (hasRadius && topWidth > 0 && rightWidth > 0 && bottomWidth > 0 && leftWidth > 0) {
const UIEdgeInsets insetEdgeInsets = UIEdgeInsetsMake(topWidth, leftWidth, bottomWidth, rightWidth);
const CGRect insetRect = UIEdgeInsetsInsetRect(rect, insetEdgeInsets);
CGPathRef insetPath = RCTPathCreateWithRoundedRect(insetRect, leftRadius, topRadius, rightRadius, topRadius, leftRadius, bottomRadius, rightRadius, bottomRadius, NULL);
CGPathRef insetPath = RCTPathCreateWithRoundedRect(insetRect, innerTopLeftRadiusX, innerTopLeftRadiusY, innerTopRightRadiusX, innerTopRightRadiusY, innerBottomLeftRadiusX, innerBottomLeftRadiusY, innerBottomRightRadiusX, innerBottomRightRadiusY, NULL);
CGContextAddPath(ctx, insetPath);
CGPathRelease(insetPath);
}
@ -486,12 +483,12 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
BOOL hasEqualColor = !_borderTopColor && !_borderRightColor && !_borderBottomColor && !_borderLeftColor;
BOOL hasEqualBorder = _borderWidth >= 0 && _borderTopWidth < 0 && _borderRightWidth < 0 && _borderBottomWidth < 0 && _borderLeftWidth < 0;
if (radius <= 0 && hasEqualBorder && hasEqualColor) {
if (!hasRadius && hasEqualBorder && hasEqualColor) {
CGContextSetStrokeColorWithColor(ctx, _borderColor);
CGContextSetLineWidth(ctx, 2 * _borderWidth);
CGContextClipToRect(ctx, rect);
CGContextStrokeRect(ctx, rect);
} else if (radius <= 0 && hasEqualColor) {
} else if (!hasRadius && hasEqualColor) {
CGContextSetFillColorWithColor(ctx, _borderColor);
CGContextAddRect(ctx, rect);
const CGRect insetRect = UIEdgeInsetsInsetRect(rect, edgeInsets);
@ -500,9 +497,9 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
} else {
BOOL didSet = NO;
CGPoint topLeft;
if (topRadius > 0 && leftRadius > 0) {
if (innerTopLeftRadiusX > 0 && innerTopLeftRadiusY > 0) {
CGPoint points[2];
RCTEllipseGetIntersectionsWithLine(CGRectMake(leftWidth, topWidth, 2 * leftRadius, 2 * topRadius), CGPointMake(0, 0), CGPointMake(leftWidth, topWidth), points);
RCTEllipseGetIntersectionsWithLine(CGRectMake(leftWidth, topWidth, 2 * innerTopLeftRadiusX, 2 * innerTopLeftRadiusY), CGPointMake(0, 0), CGPointMake(leftWidth, topWidth), points);
if (!isnan(points[1].x) && !isnan(points[1].y)) {
topLeft = points[1];
didSet = YES;
@ -515,9 +512,9 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
didSet = NO;
CGPoint bottomLeft;
if (bottomRadius > 0 && leftRadius > 0) {
if (innerBottomLeftRadiusX > 0 && innerBottomLeftRadiusY > 0) {
CGPoint points[2];
RCTEllipseGetIntersectionsWithLine(CGRectMake(leftWidth, (size.height - bottomWidth) - 2 * bottomRadius, 2 * leftRadius, 2 * bottomRadius), CGPointMake(0, size.height), CGPointMake(leftWidth, size.height - bottomWidth), points);
RCTEllipseGetIntersectionsWithLine(CGRectMake(leftWidth, (size.height - bottomWidth) - 2 * innerBottomLeftRadiusY, 2 * innerBottomLeftRadiusX, 2 * innerBottomLeftRadiusY), CGPointMake(0, size.height), CGPointMake(leftWidth, size.height - bottomWidth), points);
if (!isnan(points[1].x) && !isnan(points[1].y)) {
bottomLeft = points[1];
didSet = YES;
@ -530,9 +527,9 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
didSet = NO;
CGPoint topRight;
if (topRadius > 0 && rightRadius > 0) {
if (innerTopRightRadiusX > 0 && innerTopRightRadiusY > 0) {
CGPoint points[2];
RCTEllipseGetIntersectionsWithLine(CGRectMake((size.width - rightWidth) - 2 * rightRadius, topWidth, 2 * rightRadius, 2 * topRadius), CGPointMake(size.width, 0), CGPointMake(size.width - rightWidth, topWidth), points);
RCTEllipseGetIntersectionsWithLine(CGRectMake((size.width - rightWidth) - 2 * innerTopRightRadiusX, topWidth, 2 * innerTopRightRadiusX, 2 * innerTopRightRadiusY), CGPointMake(size.width, 0), CGPointMake(size.width - rightWidth, topWidth), points);
if (!isnan(points[0].x) && !isnan(points[0].y)) {
topRight = points[0];
didSet = YES;
@ -545,9 +542,9 @@ static NSString *RCTRecursiveAccessibilityLabel(UIView *view)
didSet = NO;
CGPoint bottomRight;
if (bottomRadius > 0 && rightRadius > 0) {
if (innerBottomRightRadiusX > 0 && innerBottomRightRadiusY > 0) {
CGPoint points[2];
RCTEllipseGetIntersectionsWithLine(CGRectMake((size.width - rightWidth) - 2 * rightRadius, (size.height - bottomWidth) - 2 * bottomRadius, 2 * rightRadius, 2 * bottomRadius), CGPointMake(size.width, size.height), CGPointMake(size.width - rightWidth, size.height - bottomWidth), points);
RCTEllipseGetIntersectionsWithLine(CGRectMake((size.width - rightWidth) - 2 * innerBottomRightRadiusX, (size.height - bottomWidth) - 2 * innerBottomRightRadiusY, 2 * innerBottomRightRadiusX, 2 * innerBottomRightRadiusY), CGPointMake(size.width, size.height), CGPointMake(size.width - rightWidth, size.height - bottomWidth), points);
if (!isnan(points[0].x) && !isnan(points[0].y)) {
bottomRight = points[0];
didSet = YES;
@ -695,6 +692,22 @@ setBorderWidth(Right)
setBorderWidth(Bottom)
setBorderWidth(Left)
#define setBorderRadius(side) \
- (void)setBorder##side##Radius:(CGFloat)border##side##Radius \
{ \
if (_border##side##Radius == border##side##Radius) { \
return; \
} \
_border##side##Radius = border##side##Radius; \
[self.layer setNeedsDisplay]; \
}
setBorderRadius()
setBorderRadius(TopLeft)
setBorderRadius(TopRight)
setBorderRadius(BottomLeft)
setBorderRadius(BottomRight)
@end
static void RCTPathAddEllipticArc(CGMutablePathRef path, const CGAffineTransform *m, CGFloat x, CGFloat y, CGFloat xRadius, CGFloat yRadius, CGFloat startAngle, CGFloat endAngle, bool clockwise)

31
React/Views/RCTViewManager.m
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@ -113,7 +113,23 @@ RCT_CUSTOM_VIEW_PROPERTY(removeClippedSubviews, BOOL, RCTView)
view.removeClippedSubviews = json ? [RCTConvert BOOL:json] : defaultView.removeClippedSubviews;
}
}
RCT_REMAP_VIEW_PROPERTY(borderRadius, layer.cornerRadius, CGFloat)
RCT_CUSTOM_VIEW_PROPERTY(borderRadius, CGFloat, RCTView) {
if ([view respondsToSelector:@selector(setBorderRadius:)]) {
if (json) {
view.borderRadius = [RCTConvert CGFloat:json];
} else if ([view respondsToSelector:@selector(borderRadius)]) {
view.borderRadius = [defaultView borderRadius];
} else {
view.borderRadius = defaultView.layer.cornerRadius;
}
} else {
if (json) {
view.layer.cornerRadius = [RCTConvert CGFloat:json];
} else {
view.layer.cornerRadius = defaultView.layer.cornerRadius;
}
}
}
RCT_CUSTOM_VIEW_PROPERTY(borderColor, CGColor, RCTView)
{
if ([view respondsToSelector:@selector(setBorderColor:)]) {
@ -150,6 +166,19 @@ RCT_VIEW_BORDER_PROPERTY(Right)
RCT_VIEW_BORDER_PROPERTY(Bottom)
RCT_VIEW_BORDER_PROPERTY(Left)
#define RCT_VIEW_BORDER_RADIUS_PROPERTY(SIDE) \
RCT_CUSTOM_VIEW_PROPERTY(border##SIDE##Radius, CGFloat, RCTView) \
{ \
if ([view respondsToSelector:@selector(setBorder##SIDE##Radius:)]) { \
view.border##SIDE##Radius = json ? [RCTConvert CGFloat:json] : defaultView.border##SIDE##Radius; \
} \
} \
RCT_VIEW_BORDER_RADIUS_PROPERTY(TopLeft)
RCT_VIEW_BORDER_RADIUS_PROPERTY(TopRight)
RCT_VIEW_BORDER_RADIUS_PROPERTY(BottomLeft)
RCT_VIEW_BORDER_RADIUS_PROPERTY(BottomRight)
#pragma mark - ShadowView properties
RCT_EXPORT_SHADOW_PROPERTY(top, CGFloat);