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Made updateBlur public, added updateBlurInterval #7

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Made updateBlur public, added updateBlurInterval #7

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122 changes: 0 additions & 122 deletions Demo/SVBlurView.xcodeproj/project.pbxproj
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Original file line number Diff line number Diff line change
Expand Up @@ -16,25 +16,12 @@
22EF1083181325A900CDF72C /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 22EF1081181325A900CDF72C /* Main.storyboard */; };
22EF1086181325A900CDF72C /* ViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 22EF1085181325A900CDF72C /* ViewController.m */; };
22EF1088181325A900CDF72C /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 22EF1087181325A900CDF72C /* Images.xcassets */; };
22EF108F181325AA00CDF72C /* XCTest.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 22EF108E181325AA00CDF72C /* XCTest.framework */; };
22EF1090181325AA00CDF72C /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 22EF106F181325A900CDF72C /* Foundation.framework */; };
22EF1091181325AA00CDF72C /* UIKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 22EF1073181325A900CDF72C /* UIKit.framework */; };
22EF10AA181326D600CDF72C /* [email protected] in Resources */ = {isa = PBXBuildFile; fileRef = 22EF10A9181326D600CDF72C /* [email protected] */; };
22EF10AE18132FD800CDF72C /* SVBlurView.m in Sources */ = {isa = PBXBuildFile; fileRef = 22EF10AD18132FD800CDF72C /* SVBlurView.m */; };
22EF10B01813311700CDF72C /* README.md in Resources */ = {isa = PBXBuildFile; fileRef = 22EF10AF1813311700CDF72C /* README.md */; };
22EF10BB181336AA00CDF72C /* UIImage+ImageEffects.m in Sources */ = {isa = PBXBuildFile; fileRef = 22EF10BA181336AA00CDF72C /* UIImage+ImageEffects.m */; };
/* End PBXBuildFile section */

/* Begin PBXContainerItemProxy section */
22EF1092181325AA00CDF72C /* PBXContainerItemProxy */ = {
isa = PBXContainerItemProxy;
containerPortal = 22EF1064181325A900CDF72C /* Project object */;
proxyType = 1;
remoteGlobalIDString = 22EF106B181325A900CDF72C;
remoteInfo = SVBlurView;
};
/* End PBXContainerItemProxy section */

/* Begin PBXFileReference section */
22EF106C181325A900CDF72C /* SVBlurView.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = SVBlurView.app; sourceTree = BUILT_PRODUCTS_DIR; };
22EF106F181325A900CDF72C /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = System/Library/Frameworks/Foundation.framework; sourceTree = SDKROOT; };
Expand All @@ -50,7 +37,6 @@
22EF1084181325A900CDF72C /* ViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ViewController.h; sourceTree = "<group>"; };
22EF1085181325A900CDF72C /* ViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ViewController.m; sourceTree = "<group>"; };
22EF1087181325A900CDF72C /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
22EF108D181325AA00CDF72C /* SVBlurViewTests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = SVBlurViewTests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
22EF108E181325AA00CDF72C /* XCTest.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = XCTest.framework; path = Library/Frameworks/XCTest.framework; sourceTree = DEVELOPER_DIR; };
22EF10A9181326D600CDF72C /* [email protected] */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "[email protected]"; sourceTree = "<group>"; };
22EF10AC18132FD800CDF72C /* SVBlurView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SVBlurView.h; sourceTree = "<group>"; };
Expand All @@ -71,16 +57,6 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
22EF108A181325AA00CDF72C /* Frameworks */ = {
isa = PBXFrameworksBuildPhase;
buildActionMask = 2147483647;
files = (
22EF108F181325AA00CDF72C /* XCTest.framework in Frameworks */,
22EF1091181325AA00CDF72C /* UIKit.framework in Frameworks */,
22EF1090181325AA00CDF72C /* Foundation.framework in Frameworks */,
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXFrameworksBuildPhase section */

/* Begin PBXGroup section */
Expand All @@ -99,7 +75,6 @@
isa = PBXGroup;
children = (
22EF106C181325A900CDF72C /* SVBlurView.app */,
22EF108D181325AA00CDF72C /* SVBlurViewTests.xctest */,
);
name = Products;
sourceTree = "<group>";
Expand Down Expand Up @@ -174,24 +149,6 @@
productReference = 22EF106C181325A900CDF72C /* SVBlurView.app */;
productType = "com.apple.product-type.application";
};
22EF108C181325AA00CDF72C /* SVBlurViewTests */ = {
isa = PBXNativeTarget;
buildConfigurationList = 22EF10A1181325AA00CDF72C /* Build configuration list for PBXNativeTarget "SVBlurViewTests" */;
buildPhases = (
22EF1089181325AA00CDF72C /* Sources */,
22EF108A181325AA00CDF72C /* Frameworks */,
22EF108B181325AA00CDF72C /* Resources */,
);
buildRules = (
);
dependencies = (
22EF1093181325AA00CDF72C /* PBXTargetDependency */,
);
name = SVBlurViewTests;
productName = SVBlurViewTests;
productReference = 22EF108D181325AA00CDF72C /* SVBlurViewTests.xctest */;
productType = "com.apple.product-type.bundle.unit-test";
};
/* End PBXNativeTarget section */

/* Begin PBXProject section */
Expand All @@ -200,11 +157,6 @@
attributes = {
LastUpgradeCheck = 0500;
ORGANIZATIONNAME = "Sam Vermette";
TargetAttributes = {
22EF108C181325AA00CDF72C = {
TestTargetID = 22EF106B181325A900CDF72C;
};
};
};
buildConfigurationList = 22EF1067181325A900CDF72C /* Build configuration list for PBXProject "SVBlurView" */;
compatibilityVersion = "Xcode 3.2";
Expand All @@ -220,7 +172,6 @@
projectRoot = "";
targets = (
22EF106B181325A900CDF72C /* SVBlurView */,
22EF108C181325AA00CDF72C /* SVBlurViewTests */,
);
};
/* End PBXProject section */
Expand All @@ -238,13 +189,6 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
22EF108B181325AA00CDF72C /* Resources */ = {
isa = PBXResourcesBuildPhase;
buildActionMask = 2147483647;
files = (
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXResourcesBuildPhase section */

/* Begin PBXSourcesBuildPhase section */
Expand All @@ -260,23 +204,8 @@
);
runOnlyForDeploymentPostprocessing = 0;
};
22EF1089181325AA00CDF72C /* Sources */ = {
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
);
runOnlyForDeploymentPostprocessing = 0;
};
/* End PBXSourcesBuildPhase section */

/* Begin PBXTargetDependency section */
22EF1093181325AA00CDF72C /* PBXTargetDependency */ = {
isa = PBXTargetDependency;
target = 22EF106B181325A900CDF72C /* SVBlurView */;
targetProxy = 22EF1092181325AA00CDF72C /* PBXContainerItemProxy */;
};
/* End PBXTargetDependency section */

/* Begin PBXVariantGroup section */
22EF1078181325A900CDF72C /* InfoPlist.strings */ = {
isa = PBXVariantGroup;
Expand Down Expand Up @@ -395,48 +324,6 @@
};
name = Release;
};
22EF10A2181325AA00CDF72C /* Debug */ = {
isa = XCBuildConfiguration;
buildSettings = {
ARCHS = "$(ARCHS_STANDARD_INCLUDING_64_BIT)";
BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/SVBlurView.app/SVBlurView";
FRAMEWORK_SEARCH_PATHS = (
"$(SDKROOT)/Developer/Library/Frameworks",
"$(inherited)",
"$(DEVELOPER_FRAMEWORKS_DIR)",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "SVBlurView/SVBlurView-Prefix.pch";
GCC_PREPROCESSOR_DEFINITIONS = (
"DEBUG=1",
"$(inherited)",
);
INFOPLIST_FILE = "SVBlurViewTests/SVBlurViewTests-Info.plist";
PRODUCT_NAME = "$(TARGET_NAME)";
TEST_HOST = "$(BUNDLE_LOADER)";
WRAPPER_EXTENSION = xctest;
};
name = Debug;
};
22EF10A3181325AA00CDF72C /* Release */ = {
isa = XCBuildConfiguration;
buildSettings = {
ARCHS = "$(ARCHS_STANDARD_INCLUDING_64_BIT)";
BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/SVBlurView.app/SVBlurView";
FRAMEWORK_SEARCH_PATHS = (
"$(SDKROOT)/Developer/Library/Frameworks",
"$(inherited)",
"$(DEVELOPER_FRAMEWORKS_DIR)",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "SVBlurView/SVBlurView-Prefix.pch";
INFOPLIST_FILE = "SVBlurViewTests/SVBlurViewTests-Info.plist";
PRODUCT_NAME = "$(TARGET_NAME)";
TEST_HOST = "$(BUNDLE_LOADER)";
WRAPPER_EXTENSION = xctest;
};
name = Release;
};
/* End XCBuildConfiguration section */

/* Begin XCConfigurationList section */
Expand All @@ -458,15 +345,6 @@
defaultConfigurationIsVisible = 0;
defaultConfigurationName = Release;
};
22EF10A1181325AA00CDF72C /* Build configuration list for PBXNativeTarget "SVBlurViewTests" */ = {
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buildConfigurations = (
22EF10A2181325AA00CDF72C /* Debug */,
22EF10A3181325AA00CDF72C /* Release */,
);
defaultConfigurationIsVisible = 0;
defaultConfigurationName = Release;
};
/* End XCConfigurationList section */
};
rootObject = 22EF1064181325A900CDF72C /* Project object */;
Expand Down
16 changes: 15 additions & 1 deletion Demo/SVBlurView/ViewController.m
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Expand Up @@ -20,8 +20,22 @@ - (void)viewDidLoad {
backgroundView.contentMode = UIViewContentModeScaleAspectFill;
[self.view addSubview:backgroundView];

UILabel *helloLabel = [[UILabel alloc] initWithFrame:CGRectMake(60, 60, 200, 20)];
helloLabel.text = @"SVBlurView";
helloLabel.textColor = [UIColor redColor];
helloLabel.textAlignment = NSTextAlignmentCenter;
helloLabel.font = [UIFont boldSystemFontOfSize:20.f];
[backgroundView addSubview:helloLabel];

[UIView animateWithDuration:5 delay:0 options:UIViewAnimationOptionAutoreverse|UIViewAnimationOptionRepeat animations:^{
helloLabel.frame = CGRectMake(60, 320, 200, 20);
} completion:nil];

SVBlurView *blurView = [[SVBlurView alloc] initWithFrame:CGRectMake(60, 100, 200, 200)];
[backgroundView addSubview:blurView];
blurView.blurRadius = 5.f;
blurView.updateBlurInterval = 1.f/60; //60 fps
blurView.viewToBlur = backgroundView;
[self.view addSubview:blurView];
}

@end
3 changes: 3 additions & 0 deletions SVBlurView/SVBlurView.h
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Expand Up @@ -14,5 +14,8 @@
@property (nonatomic, readwrite) CGFloat saturationDelta; // default is 1.5
@property (nonatomic, readwrite) UIColor *tintColor; // default nil
@property (nonatomic, weak) UIView *viewToBlur; // default is superview
@property (nonatomic, assign) float updateBlurInterval; //default is 0

- (void) updateBlur;

@end
52 changes: 46 additions & 6 deletions SVBlurView/SVBlurView.m
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Original file line number Diff line number Diff line change
Expand Up @@ -13,22 +13,43 @@

@interface SVBlurView ()

@property (nonatomic, strong) dispatch_source_t updateBlurTimer;

@end


@implementation SVBlurView

- (id)init {
if(self = [super init]) {
[self setUp];
}
return self;
}

- (id)initWithFrame:(CGRect)frame {
if(self = [super initWithFrame:frame]) {
self.blurRadius = 20;
self.saturationDelta = 1.5;
self.tintColor = nil;
self.viewToBlur = nil;
self.clipsToBounds = YES;
[self setUp];
}
return self;
}

- (id)initWithCoder:(NSCoder *)aDecoder {
if(self = [super initWithCoder:aDecoder]) {
[self setUp];
}
return self;
}

- (void)setUp {
self.blurRadius = 20;
self.saturationDelta = 1.5;
self.tintColor = nil;
self.viewToBlur = nil;
self.updateBlurInterval = 0;
self.clipsToBounds = YES;
}

- (void)encodeRestorableStateWithCoder:(NSCoder *)coder {
[super encodeRestorableStateWithCoder:coder];

Expand All @@ -47,9 +68,28 @@ - (UIView *)viewToBlur {
return self.superview;
}

- (void)setUpdateBlurInterval:(float)updateBlurInterval {
self.updateBlurTimer = (_updateBlurInterval=updateBlurInterval)>0?CreateDispatchTimer(_updateBlurInterval*NSEC_PER_SEC, 1ull*NSEC_PER_SEC, dispatch_get_main_queue(), ^{ [self updateBlur]; }):nil;
}

- (void)setUpdateBlurTimer:(dispatch_source_t)updateBlurTimer {
if(_updateBlurTimer) dispatch_source_cancel(_updateBlurTimer);
if((_updateBlurTimer=updateBlurTimer))
dispatch_resume(_updateBlurTimer);
}

dispatch_source_t CreateDispatchTimer(uint64_t interval, uint64_t leeway, dispatch_queue_t queue, dispatch_block_t block) {
dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
if (timer) {
dispatch_source_set_timer(timer, dispatch_walltime(NULL, 0), interval, leeway);
dispatch_source_set_event_handler(timer, block);
}
return timer;
}

- (void)updateBlur {
UIGraphicsBeginImageContextWithOptions(self.viewToBlur.bounds.size, NO, 0.0);
[self.viewToBlur drawViewHierarchyInRect:self.viewToBlur.bounds afterScreenUpdates:YES];
[self.viewToBlur drawViewHierarchyInRect:self.viewToBlur.bounds afterScreenUpdates:NO];
UIImage *complexViewImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();

Expand Down