@@ -1118,14 +1118,15 @@ <bool key="EncodedWithXMLCoder">YES</bool> <object class="NSCustomView" id="450133857"> <reference key="NSNextResponder" ref="439893737"/> - <int key="NSvFlags">268</int> + <int key="NSvFlags">274</int> <string key="NSFrame">{{20, 51}, {440, 289}}</string> <reference key="NSSuperview" ref="439893737"/> + <bool key="NSViewIsLayerTreeHost">YES</bool> <string key="NSClassName">PolynomialView</string> </object> <object class="NSButton" id="881817803"> <reference key="NSNextResponder" ref="439893737"/> - <int key="NSvFlags">268</int> + <int key="NSvFlags">256</int> <string key="NSFrame">{{20, 19}, {118, 25}}</string> <reference key="NSSuperview" ref="439893737"/> <bool key="NSEnabled">YES</bool> @@ -1149,7 +1150,7 @@ </object> <object class="NSButton" id="419042246"> <reference key="NSNextResponder" ref="439893737"/> - <int key="NSvFlags">268</int> + <int key="NSvFlags">256</int> <string key="NSFrame">{{146, 19}, {137, 25}}</string> <reference key="NSSuperview" ref="439893737"/> <bool key="NSEnabled">YES</bool> @@ -1167,6 +1168,26 @@ <int key="NSPeriodicInterval">75</int> </object> </object> + <object class="NSButton" id="18155468"> + <reference key="NSNextResponder" ref="439893737"/> + <int key="NSvFlags">256</int> + <string key="NSFrame">{{291, 19}, {118, 25}}</string> + <reference key="NSSuperview" ref="439893737"/> + <bool key="NSEnabled">YES</bool> + <object class="NSButtonCell" key="NSCell" id="376653903"> + <int key="NSCellFlags">-2080244224</int> + <int key="NSCellFlags2">134217728</int> + <string key="NSContents">Blast</string> + <reference key="NSSupport" ref="938167588"/> + <reference key="NSControlView" ref="18155468"/> + <int key="NSButtonFlags">-2038152961</int> + <int key="NSButtonFlags2">163</int> + <string key="NSAlternateContents"/> + <string key="NSKeyEquivalent"/> + <int key="NSPeriodicDelay">400</int> + <int key="NSPeriodicInterval">75</int> + </object> + </object> </object> <string key="NSFrameSize">{480, 360}</string> <reference key="NSSuperview"/> @@ -1725,6 +1746,14 @@ </object> <int key="connectionID">456</int> </object> + <object class="IBConnectionRecord"> + <object class="IBActionConnection" key="connection"> + <string key="label">blastem:</string> + <reference key="source" ref="450133857"/> + <reference key="destination" ref="18155468"/> + </object> + <int key="connectionID">463</int> + </object> </object> <object class="IBMutableOrderedSet" key="objectRecords"> <object class="NSArray" key="orderedObjects"> @@ -2314,6 +2343,7 @@ <reference ref="450133857"/> <reference ref="881817803"/> <reference ref="419042246"/> + <reference ref="18155468"/> </object> <reference key="parent" ref="972006081"/> </object> @@ -2660,6 +2690,20 @@ <reference key="object" ref="106213409"/> <reference key="parent" ref="419042246"/> </object> + <object class="IBObjectRecord"> + <int key="objectID">461</int> + <reference key="object" ref="18155468"/> + <object class="NSMutableArray" key="children"> + <bool key="EncodedWithXMLCoder">YES</bool> + <reference ref="376653903"/> + </object> + <reference key="parent" ref="439893737"/> + </object> + <object class="IBObjectRecord"> + <int key="objectID">462</int> + <reference key="object" ref="376653903"/> + <reference key="parent" ref="18155468"/> + </object> </object> </object> <object class="NSMutableDictionary" key="flattenedProperties"> @@ -2857,6 +2901,8 @@ <string>452.IBPluginDependency</string> <string>453.IBPluginDependency</string> <string>454.IBPluginDependency</string> + <string>461.IBPluginDependency</string> + <string>462.IBPluginDependency</string> <string>5.IBPluginDependency</string> <string>5.ImportedFromIB2</string> <string>56.IBPluginDependency</string> @@ -3004,7 +3050,7 @@ <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <reference ref="9"/> <string>{{525, 802}, {197, 73}}</string> - <string>{{377, 296}, {478, 20}}</string> + <string>{{327, 296}, {478, 20}}</string> <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <reference ref="9"/> <string>{74, 862}</string> @@ -3087,10 +3133,12 @@ <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <string>com.apple.InterfaceBuilder.CocoaPlugin</string> + <string>com.apple.InterfaceBuilder.CocoaPlugin</string> + <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <reference ref="9"/> <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <reference ref="9"/> - <string>{{389, 113}, {245, 183}}</string> + <string>{{339, 113}, {245, 183}}</string> <string>com.apple.InterfaceBuilder.CocoaPlugin</string> <reference ref="9"/> <string>{{23, 794}, {245, 183}}</string> @@ -3143,7 +3191,7 @@ </object> </object> <nil key="sourceID"/> - <int key="maxID">456</int> + <int key="maxID">463</int> </object> <object class="IBClassDescriber" key="IBDocument.Classes"> <object class="NSMutableArray" key="referencedPartialClassDescriptions"> @@ -3155,6 +3203,7 @@ <bool key="EncodedWithXMLCoder">YES</bool> <object class="NSMutableArray" key="dict.sortedKeys"> <bool key="EncodedWithXMLCoder">YES</bool> + <string>blastem:</string> <string>createNewPolynomial:</string> <string>deleteRandomPolynomial:</string> </object> @@ -3162,6 +3211,7 @@ <bool key="EncodedWithXMLCoder">YES</bool> <string>id</string> <string>id</string> + <string>id</string> </object> </object> <object class="IBClassDescriptionSource" key="sourceIdentifier"> Polynomials/English.lproj/MainMenu.xib @@ -94,5 +94,4 @@ static CGRect funcRect = {-20, -20, 40, 40}; [super finalize]; } -@end - +@end \ No newline at end of file Polynomials/Polynomial.m @@ -11,8 +11,10 @@ @interface PolynomialView : NSView { NSMutableArray *polynomials; + BOOL blasted; } - (IBAction)createNewPolynomial:(id)sender; - (IBAction)deleteRandomPolynomial:(id)sender; - +- (IBAction)blastem:(id)sender; +- (NSPoint)randomOffViewPosition; @end Polynomials/PolynomialView.h @@ -8,46 +8,163 @@ #import "PolynomialView.h" #import "Polynomial.h" +#import <QuartzCore/QuartzCore.h> + +#define MARGIN (10) @implementation PolynomialView - (id)initWithFrame:(NSRect)frame { [super initWithFrame:frame]; polynomials = [[NSMutableArray alloc] init]; + blasted = NO; return self; } -- (IBAction)createNewPolynomial:(id)sender + +#pragma mark resizing + + +- (void)resizeAndRedrawPolynomialLayers +{ + CGRect b = [[self layer] bounds]; + b = CGRectInset(b, MARGIN, MARGIN); + [NSAnimationContext beginGrouping]; + [[NSAnimationContext currentContext] setDuration:0]; + NSArray *polynomialLayers = [[self layer] sublayers]; + for (CALayer *layer in polynomialLayers) { + b.origin = [layer frame].origin; + [layer setFrame:b]; + [layer setNeedsDisplay]; + } + [NSAnimationContext endGrouping]; + +} + +- (void)setFrameSize:(NSSize)newSize +{ + [super setFrameSize:newSize]; + if (![self inLiveResize]) { + [self resizeAndRedrawPolynomialLayers]; + } +} + + +- (void)viewDidEndLiveResize +{ + [self resizeAndRedrawPolynomialLayers]; +} + + +#pragma mark Actions + +- (IBAction)blastem:(id)sender { + [NSAnimationContext beginGrouping]; + [[NSAnimationContext currentContext] setDuration:3.0f]; + NSArray *polynomialLayers = [[self layer] sublayers]; + + for (CALayer *layer in polynomialLayers) { + CGPoint p; + if (blasted) { + p.x = MARGIN; + p.y = MARGIN; + } else { + NSPoint r = [self randomOffViewPosition]; + p = *(CGPoint *)&r; + } + [layer setPosition:p]; + } + [NSAnimationContext endGrouping]; + [self willChangeValueForKey:@"blasted"]; + blasted = !blasted; + [self didChangeValueForKey:@"blasted"]; + +} +- (NSPoint)randomOffViewPosition +{ + NSRect bounds = [self bounds]; + float radius = hypot(bounds.size.width, bounds.size.height); + + float angle = 2.0 * M_PI * (random() % 360 / 360.0); + NSPoint p; + p.x = radius * cos (angle); + p.y = radius * sin (angle); + return p; +} + + +- (IBAction)createNewPolynomial:(id)sender +{ Polynomial *p = [[Polynomial alloc] init]; [polynomials addObject:p]; - [p release]; - [self setNeedsDisplay:YES]; + CALayer *layer = [CALayer layer]; + CGRect b = [[self layer] bounds]; + b = CGRectInset(b, MARGIN, MARGIN); + + CGPoint zeroPoint; + zeroPoint.x = 0; + zeroPoint.y = 0; + [layer setAnchorPoint:zeroPoint]; + + [layer setFrame:b]; + [layer setDelegate:p]; + [layer setCornerRadius:12]; + [layer setBorderColor:[p color]]; + [layer setBorderWidth:3.5]; + + [[self layer] addSublayer:layer]; + [layer display]; + CABasicAnimation *anim + = [CABasicAnimation animationWithKeyPath:@"position"]; + [anim setFromValue:[NSValue valueWithPoint:[self randomOffViewPosition]]]; + [anim setToValue:[NSValue valueWithPoint:NSMakePoint(MARGIN,MARGIN)]]; + [anim setDuration:1.0]; + CAMediaTimingFunction *f + = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear]; + [anim setTimingFunction:f]; + [layer addAnimation:anim forKey:@"whatever"]; } - (IBAction)deleteRandomPolynomial:(id)sender { - if ([polynomials count] == 0) { + NSArray *polynomialLayers = [[self layer] sublayers]; + + if ([polynomialLayers count] == 0) { NSBeep(); return; } - int i = random() % [polynomials count]; - [polynomials removeObjectAtIndex:i]; - [self setNeedsDisplay:YES]; + int i = random() % [polynomialLayers count]; + NSPoint toPoint = [self randomOffViewPosition]; + CALayer *layerToPull = [polynomialLayers objectAtIndex:i]; + CABasicAnimation *anim + = [CABasicAnimation animationWithKeyPath:@"position"]; + [anim setValue:layerToPull forKey:@"representedPolynomialLayer"]; + [anim setFromValue:[NSValue valueWithPoint:NSMakePoint(MARGIN,MARGIN)]]; + [anim setToValue:[NSValue valueWithPoint:toPoint]]; + [anim setDuration:1.0]; + CAMediaTimingFunction *f + = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear]; + [anim setTimingFunction:f]; + [anim setDelegate:self]; + [layerToPull addAnimation:anim forKey:@"whatever"]; + [layerToPull setPosition:CGPointMake(toPoint.x, toPoint.y)]; + } - +- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag; +{ + // FIXME: layer flashes at Position 0,0 before removal + CALayer *layerToPull = [anim valueForKey:@"representedPolynomialLayer"]; + Polynomial *p = [layerToPull delegate]; + [polynomials removeObjectIdenticalTo:p]; + [layerToPull removeFromSuperlayer]; +} +#pragma mark Drawing - (void)drawRect:(NSRect)rect { NSRect bounds = [self bounds]; [[NSColor whiteColor] set]; [NSBezierPath fillRect:bounds]; - - CGContextRef ctx = [[NSGraphicsContext currentContext] graphicsPort]; - CGRect cgBounds = *(CGRect *)&bounds; - for (Polynomial *p in polynomials) { - [p drawInRect:cgBounds - inContext:ctx]; - } } @end Polynomials/PolynomialView.m @@ -8,6 +8,7 @@ /* Begin PBXBuildFile section */ 1DDD58160DA1D0A300B32029 /* MainMenu.xib in Resources */ = {isa = PBXBuildFile; fileRef = 1DDD58140DA1D0A300B32029 /* MainMenu.xib */; }; + 2316076B0E6C96D900206CDF /* QuartzCore.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 2316076A0E6C96D900206CDF /* QuartzCore.framework */; }; 23563CA30E6C8B1F00B20651 /* Polynomial.m in Sources */ = {isa = PBXBuildFile; fileRef = 23563CA20E6C8B1F00B20651 /* Polynomial.m */; }; 23563CA80E6C8C2600B20651 /* PolynomialView.m in Sources */ = {isa = PBXBuildFile; fileRef = 23563CA70E6C8C2600B20651 /* PolynomialView.m */; }; 8D11072B0486CEB800E47090 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 089C165CFE840E0CC02AAC07 /* InfoPlist.strings */; }; @@ -20,6 +21,7 @@ 1058C7A1FEA54F0111CA2CBB /* Cocoa.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Cocoa.framework; path = /System/Library/Frameworks/Cocoa.framework; sourceTree = "<absolute>"; }; 13E42FB307B3F0F600E4EEF1 /* CoreData.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreData.framework; path = /System/Library/Frameworks/CoreData.framework; sourceTree = "<absolute>"; }; 1DDD58150DA1D0A300B32029 /* English */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = English; path = English.lproj/MainMenu.xib; sourceTree = "<group>"; }; + 2316076A0E6C96D900206CDF /* QuartzCore.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = QuartzCore.framework; path = /System/Library/Frameworks/QuartzCore.framework; sourceTree = "<absolute>"; }; 23563CA10E6C8B1F00B20651 /* Polynomial.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Polynomial.h; sourceTree = "<group>"; }; 23563CA20E6C8B1F00B20651 /* Polynomial.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = Polynomial.m; sourceTree = "<group>"; }; 23563CA60E6C8C2600B20651 /* PolynomialView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PolynomialView.h; sourceTree = "<group>"; }; @@ -38,6 +40,7 @@ buildActionMask = 2147483647; files = ( 8D11072F0486CEB800E47090 /* Cocoa.framework in Frameworks */, + 2316076B0E6C96D900206CDF /* QuartzCore.framework in Frameworks */, ); runOnlyForDeploymentPostprocessing = 0; }; @@ -58,6 +61,7 @@ 1058C7A0FEA54F0111CA2CBB /* Linked Frameworks */ = { isa = PBXGroup; children = ( + 2316076A0E6C96D900206CDF /* QuartzCore.framework */, 1058C7A1FEA54F0111CA2CBB /* Cocoa.framework */, ); name = "Linked Frameworks"; Polynomials/Polynomials.xcodeproj/project.pbxproj b351780384ba5701e3f20a095d73d4af57ff4a0d jake jake@dropio.com http://github.com/whoisjake/cocoa_adventures/commit/230f1875d5c2b0ebf3c268ac9bf055ed2dc7a307 230f1875d5c2b0ebf3c268ac9bf055ed2dc7a307 2008-09-01T14:44:39-07:00 2008-09-01T14:44:39-07:00 Finished Chapter 32 on Core Animation 2330d7c271e71890350525c590cf6d0a4ef80499 jake jake@dropio.com