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fix radial gradient memory leak

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This commit is contained in:
Horcrux
2016-07-21 18:45:30 +08:00
parent 5ee5c2239a
commit 16a1f89bf6
2 changed files with 1 additions and 82 deletions
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17
Example/examples/Text.js
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@@ -118,29 +118,12 @@ class TextFill extends Component{
class TextPath extends Component{ class TextPath extends Component{
static title = 'Draw text along path'; static title = 'Draw text along path';
constructor(...args) {
super(...args);
this.state = {
key: 0
};
}
componentDidMount() {
let self = this;
//setInterval(function () {
// self.setState({
// key: self.state.key + 1
// });
//}, 50);
}
render() { render() {
return <Svg return <Svg
height="60" height="60"
width="200" width="200"
> >
<Text <Text
key={this.state.key}
fill="red" fill="red"
path={` path={`
M 10 20 M 10 20

66
ios/Brushes/RNSVGBrushConverter.m
View File

@@ -59,72 +59,8 @@
CGAffineTransform transform = CGAffineTransformMakeScale(1, ry / rx); CGAffineTransform transform = CGAffineTransformMakeScale(1, ry / rx);
CGContextConcatCTM(context, transform); CGContextConcatCTM(context, transform);
CGContextDrawRadialGradient(context, gradient, CGPointMake(fx, fy), 0, CGPointMake(cx, cy), rx, extendOptions); CGContextDrawRadialGradient(context, gradient, CGPointMake(fx, fy), 0, CGPointMake(cx, cy), rx, extendOptions);
CGGradientRelease(gradient);
} }
@end @end
//{
// CGGradientRef _gradient;
//}
//
//- (instancetype)initWithArray:(NSArray *)array
//{
// if ((self = [super initWithArray:array])) {
// if (array.count < 7) {
// RCTLogError(@"-[%@ %@] expects 7 elements, received %@",
// self.class, NSStringFromSelector(_cmd), array);
// return nil;
// }
// _points = [array subarrayWithRange:NSMakeRange(1, 6)];
//
// NSMutableArray *gradient = [[NSMutableArray alloc] init];
// int count = ([array count] - 7) / 5;
// int startStops = [array count] - count;
// for (int i = 0; i < count; i++) {
// [gradient insertObject:[array objectAtIndex:(i * 4 + 7)] atIndex:(i * 4)];
// [gradient insertObject:[array objectAtIndex:(i * 4 + 8)] atIndex:(i * 4 + 1)];
// [gradient insertObject:[array objectAtIndex:(i * 4 + 9)] atIndex:(i * 4 + 2)];
// [gradient insertObject:[array objectAtIndex:(i * 4 + 10)] atIndex:(i * 4 + 3)];
// NSNumber *stop = [NSNumber numberWithFloat:[[array objectAtIndex:(startStops + (count - i - 1))] floatValue]];
//
// [gradient insertObject:stop atIndex:i * 4 + 4];
//
// }
//
// _gradient = CGGradientRetain([RCTConvert CGGradient:gradient offset:0]);
// }
// return self;
//}
//
//- (void)dealloc
//{
// CGGradientRelease(_gradient);
//}
//
//- (void)paint:(CGContextRef)context opacity:(CGFloat)opacity brushConverter:(RNSVGBrushConverter *)brushConverter;
//{
//
// CGRect box = CGContextGetClipBoundingBox(context);
// float height = CGRectGetHeight(box);
// float width = CGRectGetWidth(box);
// float midX = CGRectGetMidX(box);
// float midY = CGRectGetMidY(box);
// float offsetX = (midX - width / 2);
// float offsetY = (midY - height / 2);
//
//
// RNSVGPercentageConverter* convert = [[RNSVGPercentageConverter alloc] init];
// CGFloat rx = [convert stringToFloat:(NSString *)[_points objectAtIndex:2] relative:width offset:0];
// CGFloat ry = [convert stringToFloat:(NSString *)[_points objectAtIndex:3] relative:height offset:0];
// CGFloat fx = [convert stringToFloat:(NSString *)[_points objectAtIndex:0] relative:width offset:offsetX];
// CGFloat fy = [convert stringToFloat:(NSString *)[_points objectAtIndex:1] relative:height offset:offsetY] / (ry / rx);
// CGFloat cx = [convert stringToFloat:(NSString *)[_points objectAtIndex:4] relative:width offset:offsetX];
// CGFloat cy = [convert stringToFloat:(NSString *)[_points objectAtIndex:5] relative:height offset:offsetY] / (ry / rx);
//
// CGAffineTransform transform = CGAffineTransformMakeScale(1, ry / rx);
// CGContextConcatCTM(context, transform);
// CGGradientDrawingOptions extendOptions = kCGGradientDrawsBeforeStartLocation | kCGGradientDrawsAfterEndLocation;
//
// CGContextDrawRadialGradient(context, _gradient, CGPointMake(fx, fy), 0, CGPointMake(cx, cy), rx, extendOptions);
//}