You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
52 lines
1.7 KiB
52 lines
1.7 KiB
////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright 2016 Realm Inc.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
//
|
|
////////////////////////////////////////////////////////////////////////////
|
|
|
|
#import "CanvasView.h"
|
|
#import "DrawPath.h"
|
|
#import "UIColor+Realm.h"
|
|
|
|
@implementation CanvasView
|
|
|
|
- (void)didMoveToSuperview {
|
|
[super didMoveToSuperview];
|
|
self.backgroundColor = [UIColor whiteColor];
|
|
}
|
|
|
|
- (void)drawPath:(DrawPath *)path withContext:(CGContextRef)context {
|
|
UIColor *swatchColor = [UIColor realmColors][path.color];
|
|
CGContextSetStrokeColorWithColor(context, [swatchColor CGColor]);
|
|
CGContextSetLineWidth(context, path.path.lineWidth);
|
|
CGContextAddPath(context, [path.path CGPath]);
|
|
CGContextStrokePath(context);
|
|
}
|
|
|
|
- (void)drawRect:(CGRect)rect {
|
|
CGContextRef context = UIGraphicsGetCurrentContext();
|
|
for (DrawPath *path in self.paths) {
|
|
[self drawPath:path withContext:context];
|
|
}
|
|
}
|
|
|
|
- (void)clearCanvas {
|
|
CGContextRef context = UIGraphicsGetCurrentContext();
|
|
CGContextSetFillColorWithColor(context, [UIColor whiteColor].CGColor);
|
|
CGContextFillRect(context, self.bounds);
|
|
[self setNeedsDisplay];
|
|
}
|
|
|
|
@end
|
|
|