Files
react-native-svg/apple/Elements/RNSVGLinearGradient.m
2020-11-25 16:31:39 -08:00

110 lines
2.1 KiB
Objective-C

/**
* Copyright (c) 2015-present, Horcrux.
* All rights reserved.
*
* This source code is licensed under the MIT-style license found in the
* LICENSE file in the root directory of this source tree.
*/
#import "RNSVGLinearGradient.h"
#import "RNSVGPainter.h"
#import "RNSVGBrushType.h"
@implementation RNSVGLinearGradient
- (instancetype)init
{
if (self = [super init]) {
_gradientTransform = CGAffineTransformIdentity;
}
return self;
}
- (void)setX1:(RNSVGLength *)x1
{
if ([x1 isEqualTo:_x1]) {
return;
}
_x1 = x1;
[self invalidate];
}
- (void)setY1:(RNSVGLength *)y1
{
if ([y1 isEqualTo:_y1]) {
return;
}
_y1 = y1;
[self invalidate];
}
- (void)setX2:(RNSVGLength *)x2
{
if ([x2 isEqualTo:_x2]) {
return;
}
_x2 = x2;
[self invalidate];
}
- (void)setY2:(RNSVGLength *)y2
{
if ([y2 isEqualTo:_y2]) {
return;
}
_y2 = y2;
[self invalidate];
}
- (void)setGradient:(NSArray<NSNumber *> *)gradient
{
if (gradient == _gradient) {
return;
}
_gradient = gradient;
[self invalidate];
}
- (void)setGradientUnits:(RNSVGUnits)gradientUnits
{
if (gradientUnits == _gradientUnits) {
return;
}
_gradientUnits = gradientUnits;
[self invalidate];
}
- (void)setGradientTransform:(CGAffineTransform)gradientTransform
{
_gradientTransform = gradientTransform;
[self invalidate];
}
- (RNSVGPlatformView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event
{
return nil;
}
- (void)parseReference
{
self.dirty = false;
NSArray<RNSVGLength *> *points = @[self.x1, self.y1, self.x2, self.y2];
RNSVGPainter *painter = [[RNSVGPainter alloc] initWithPointsArray:points];
[painter setUnits:self.gradientUnits];
[painter setTransform:self.gradientTransform];
[painter setLinearGradientColors:self.gradient];
if (self.gradientUnits == kRNSVGUnitsUserSpaceOnUse) {
[painter setUserSpaceBoundingBox:[self.svgView getContextBounds]];
}
[self.svgView definePainter:painter painterName:self.name];
}
@end