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Telegram/thirdparty/PGPhotoEditor/PGBlurTool.m

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2015-10-01 18:19:52 +02:00
#import "PGBlurTool.h"
#import "PGPhotoBlurPass.h"
#import "TGPhotoEditorBlurToolView.h"
#import "TGPhotoEditorBlurAreaView.h"
@implementation PGBlurToolValue
- (instancetype)copyWithZone:(NSZone *)__unused zone
{
PGBlurToolValue *value = [[PGBlurToolValue alloc] init];
value.type = self.type;
value.point = self.point;
value.size = self.size;
value.falloff = self.falloff;
value.angle = self.angle;
value.intensity = self.intensity;
value.editingIntensity = self.editingIntensity;
return value;
}
@end
@implementation PGBlurTool
- (instancetype)init
{
self = [super init];
if (self != nil)
{
_identifier = @"blur";
_type = PGPhotoToolTypePass;
_order = 3;
_pass = [[PGPhotoBlurPass alloc] init];
_minimumValue = 0;
_maximumValue = 100;
_defaultValue = 50;
PGBlurToolValue *value = [[PGBlurToolValue alloc] init];
value.type = PGBlurToolTypeNone;
value.point = CGPointMake(0.5f, 0.5f);
value.falloff = 0.12f;
value.size = 0.24f;
value.angle = 0;
value.intensity = _defaultValue;
self.value = value;
}
return self;
}
- (NSString *)title
{
return TGLocalized(@"PhotoEditor.BlurTool");
}
- (NSString *)intensityEditingTitle
{
return TGLocalized(@"PhotoEditor.BlurToolRadius");
}
- (UIImage *)image
{
return [UIImage imageNamed:@"PhotoEditorBlurTool"];
}
- (UIView <TGPhotoEditorToolView> *)itemControlViewWithChangeBlock:(void (^)(id, bool))changeBlock
{
__weak PGBlurTool *weakSelf = self;
UIView <TGPhotoEditorToolView> *view = [[TGPhotoEditorBlurToolView alloc] initWithEditorItem:self];
view.valueChanged = ^(id newValue, bool animated)
{
__strong PGBlurTool *strongSelf = weakSelf;
if (strongSelf == nil)
return;
if ([strongSelf.tempValue isEqual:newValue])
return;
strongSelf.tempValue = newValue;
if (changeBlock != nil)
changeBlock(newValue, animated);
};
return view;
}
- (UIView <TGPhotoEditorToolView> *)itemAreaViewWithChangeBlock:(void (^)(id))changeBlock
{
__weak PGBlurTool *weakSelf = self;
UIView <TGPhotoEditorToolView> *view = [[TGPhotoEditorBlurAreaView alloc] initWithEditorItem:self];
view.valueChanged = ^(id newValue, __unused bool animated)
{
__strong PGPhotoTool *strongSelf = weakSelf;
if (strongSelf == nil)
return;
if (newValue != nil)
{
if ([strongSelf.tempValue isEqual:newValue])
return;
strongSelf.tempValue = newValue;
}
if (changeBlock != nil)
changeBlock(newValue);
};
return view;
}
- (Class)valueClass
{
return [PGBlurToolValue class];
}
- (PGPhotoProcessPass *)pass
{
PGBlurToolValue *value = (PGBlurToolValue *)self.displayValue;
if (value.type == PGBlurToolTypeNone)
return nil;
[self updatePassParameters];
return _pass;
}
- (void)updatePassParameters
{
PGBlurToolValue *value = (PGBlurToolValue *)self.displayValue;
PGPhotoBlurPass *blurPass = (PGPhotoBlurPass *)_pass;
blurPass.type = value.type;
blurPass.size = value.size;
blurPass.point = value.point;
blurPass.angle = value.angle;
blurPass.falloff = value.falloff;
}
- (bool)shouldBeSkipped
{
if (self.disabled)
return true;
return (((PGBlurToolValue *)self.displayValue).type == PGBlurToolTypeNone);
}
- (NSString *)stringValue
{
if ([self.value isKindOfClass:[PGBlurToolValue class]])
{
PGBlurToolValue *value = (PGBlurToolValue *)self.value;
if (value.type == PGBlurToolTypeRadial)
return TGLocalized(@"PhotoEditor.BlurToolRadial");
else if (value.type == PGBlurToolTypeLinear)
return TGLocalized(@"PhotoEditor.BlurToolLinear");
}
return nil;
}
@end