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Add dynamic Text.

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This commit is contained in:
PonyCui
2016-10-13 18:44:13 +08:00
parent 9fa588950f
commit 30ddebc439
3 changed files with 46 additions and 0 deletions
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12
SVGAPlayer/ViewController.m
View File

@@ -49,6 +49,18 @@
iconLayer.borderColor = [UIColor colorWithRed:0xea/255.0 green:0xb3/255.0 blue:0x7d/255.0 alpha:1.0].CGColor;
[self.aPlayer setImage:iconImage forKey:@"99" referenceLayer:iconLayer];
}
{
NSShadow *shadow = [NSShadow new];
shadow.shadowColor = [UIColor blackColor];
shadow.shadowOffset = CGSizeMake(0, 1);
NSAttributedString *text = [[NSAttributedString alloc] initWithString:@"崔小姐不吃鱼 送了魔法奇缘"
attributes:@{
NSForegroundColorAttributeName: [UIColor colorWithRed:0xff/255.0 green:0xe0/255.0 blue:0xa4/255.0 alpha:1.0],
NSFontAttributeName: [UIFont boldSystemFontOfSize:30.0],
NSShadowAttributeName: shadow,
}];
[self.aPlayer setAttributedText:text forKey:@"banner"];
}
self.aPlayer.videoItem = videoItem;
[self.aPlayer startAnimation];
}

1
Source/SVGAPlayer.h
View File

@@ -31,6 +31,7 @@
#pragma mark - Dynamic Object
- (void)setImage:(UIImage *)image forKey:(NSString *)aKey referenceLayer:(CALayer *)referenceLayer;
- (void)setAttributedText:(NSAttributedString *)attributedText forKey:(NSString *)aKey;
- (void)clearDynamicObjects;
@end

33
Source/SVGAPlayer.m
View File

@@ -18,6 +18,7 @@
@property (nonatomic, assign) int currentFrame;
@property (nonatomic, copy) NSDictionary *dynamicObjects;
@property (nonatomic, copy) NSDictionary *dynamicLayers;
@property (nonatomic, copy) NSDictionary *dynamicTexts;
@end
@@ -75,6 +76,14 @@
else {
spriteLayer.contents = (__bridge id _Nullable)([self.videoItem.images[sprite.imageKey] CGImage]);
}
if (self.dynamicTexts[sprite.imageKey] != nil) {
NSAttributedString *text = self.dynamicTexts[sprite.imageKey];
CGSize size = [text boundingRectWithSize:CGSizeMake(CGFLOAT_MAX, CGFLOAT_MAX) options:NSStringDrawingUsesLineFragmentOrigin context:NULL].size;
CATextLayer *textLayer = [CATextLayer layer];
[textLayer setString:self.dynamicTexts[sprite.imageKey]];
textLayer.frame = CGRectMake(0, 0, size.width, size.height);
[spriteLayer addSublayer:textLayer];
}
[self.drawLayer addSublayer:spriteLayer];
}
}];
@@ -117,6 +126,14 @@
CGFloat offsetY = layer.frame.origin.y - ny;
layer.position = CGPointMake(layer.position.x - offsetX, layer.position.y - offsetY);
layer.mask = frameItem.maskLayer;
for (CALayer *sublayer in layer.sublayers) {
if ([sublayer isKindOfClass:[CATextLayer class]]) {
CGRect frame = sublayer.frame;
frame.origin.x = (layer.frame.size.width - sublayer.frame.size.width) / 2.0;
frame.origin.y = (layer.frame.size.height - sublayer.frame.size.height) / 2.0;
sublayer.frame = frame;
}
}
}
else {
layer.hidden = YES;
@@ -168,6 +185,15 @@
}
}
- (void)setAttributedText:(NSAttributedString *)attributedText forKey:(NSString *)aKey {
if (attributedText == nil) {
return;
}
NSMutableDictionary *mutableDynamicTexts = [self.dynamicTexts mutableCopy];
[mutableDynamicTexts setObject:attributedText forKey:aKey];
self.dynamicTexts = mutableDynamicTexts;
}
- (void)clearDynamicObjects {
self.dynamicObjects = nil;
self.dynamicLayers = nil;
@@ -187,4 +213,11 @@
return _dynamicLayers;
}
- (NSDictionary *)dynamicTexts {
if (_dynamicTexts == nil) {
_dynamicTexts = @{};
}
return _dynamicTexts;
}
@end