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A simple splash screen extension for Sparrow
//
// SHSplashScreen.h
// Sparrow
//
// Created by Shilo White on 3/25/11.
// Copyright 2011 Shilocity Productions. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the Simplified BSD License.
//
typedef enum {
SHSplashScreenTransitionFade,
SHSplashScreenTransitionZoom,
SHSplashScreenTransitionSlideUp,
SHSplashScreenTransitionSlideDown,
SHSplashScreenTransitionSlideLeft,
SHSplashScreenTransitionSlideRight,
SHSplashScreenTransitionFadeUp,
SHSplashScreenTransitionFadeDown,
SHSplashScreenTransitionFadeLeft,
SHSplashScreenTransitionFadeRight,
SHSplashScreenTransitionZoomUp,
SHSplashScreenTransitionZoomDown,
SHSplashScreenTransitionZoomLeft,
SHSplashScreenTransitionZoomRight
} SHSplashScreenTransition;
typedef enum {
SHSplashScreenPhaseBegan,
SHSplashScreenPhaseStartTransitionEnded,
SHSplashScreenPhaseEndTransitionBegan,
SHSplashScreenPhaseEnded,
} SHSplashScreenPhase;
#define SH_EVENT_TYPE_SPLASH_SCREEN @"splashScreen"
#import <Foundation/Foundation.h>
#import "SPSprite.h"
#import "SPEvent.h"
@interface SHSplashScreen : SPSprite {
SHSplashScreenTransition mStartTransition;
SHSplashScreenTransition mEndTransition;
float mTime;
float mStartTransitionTime;
float mEndTransitionTime;
BOOL mSkipOnTouch;
BOOL mTransitionOnTouch;
}
@property (nonatomic, assign) SHSplashScreenTransition startTransition;
@property (nonatomic, assign) SHSplashScreenTransition endTransition;
@property (nonatomic, assign) float time;
@property (nonatomic, assign) float startTransitionTime;
@property (nonatomic, assign) float endTransitionTime;
@property (nonatomic, assign) BOOL skipOnTouch;
@property (nonatomic, assign) BOOL transitionOnTouch;
- (id)initWithTime:(float)time;
+ (SHSplashScreen *)splashScreen;
+ (SHSplashScreen *)splashScreenWithTime:(float)time;
@end
@interface SHSplashScreenEvent : SPEvent {
SHSplashScreenPhase mPhase;
}
@property (nonatomic, readonly) SHSplashScreenPhase phase;
- (id)initWithType:(NSString *)type phase:(SHSplashScreenPhase)phase;
- (id)initWithType:(NSString *)type phase:(SHSplashScreenPhase)phase bubbles:(BOOL)bubbles;
+ (SHSplashScreenEvent *)eventWithType:(NSString *)type phase:(SHSplashScreenPhase)phase;
+ (SHSplashScreenEvent *)eventWithType:(NSString *)type phase:(SHSplashScreenPhase)phase bubbles:(BOOL)bubbles;
@end
//
// SHSplashScreen.m
// Sparrow
//
// Created by Shilo White on 3/25/11.
// Copyright 2011 Shilocity Productions. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the Simplified BSD License.
//
#define PI 3.14159265359f
#define SP_D2R(deg) ((deg) / 180.0f * PI)
#import "SHSplashScreen.h"
#import "SPEvent.h"
#import "SPTouchEvent.h"
#import "SPTween.h"
#import "SPStage.h"
#import "SPJuggler.h"
#import "SPPoint.h"
@interface SHSplashScreen ()
- (void)beginStartTransition;
- (void)beginEndTransition;
- (void)dispatchEventWithPhase:(SHSplashScreenPhase)phase;
@end
@implementation SHSplashScreen
@synthesize startTransition = mStartTransition;
@synthesize endTransition = mEndTransition;
@synthesize time = mTime;
@synthesize startTransitionTime = mStartTransitionTime;
@synthesize endTransitionTime = mEndTransitionTime;
@synthesize skipOnTouch = mSkipOnTouch;
@synthesize transitionOnTouch = mTransitionOnTouch;
- (id)init {
return [self initWithTime:2.0f];
}
- (id)initWithTime:(float)time {
if (self = [super init]) {
mStartTransition = SHSplashScreenTransitionFade;
mEndTransition = SHSplashScreenTransitionFade;
mTime = time;
mStartTransitionTime = 0.5f;
mEndTransitionTime = 0.5f;
mTransitionOnTouch = YES;
[self addEventListener:@selector(onAddedToStage:) atObject:self forType:SP_EVENT_TYPE_ADDED_TO_STAGE];
}
return self;
}
+ (SHSplashScreen *)splashScreen {
return [[[SHSplashScreen alloc] init] autorelease];
}
+ (SHSplashScreen *)splashScreenWithTime:(float)time {
return [[[SHSplashScreen alloc] initWithTime:time] autorelease];
}
- (void)setSkipOnTouch:(BOOL)skipOnTouch {
if (skipOnTouch != mSkipOnTouch) {
mSkipOnTouch = skipOnTouch;
if (mSkipOnTouch) {
mTransitionOnTouch = NO;
}
}
}
- (void)setTransitionOnTouch:(BOOL)transitionOnTouch {
if (transitionOnTouch != mTransitionOnTouch) {
mTransitionOnTouch = transitionOnTouch;
if (mTransitionOnTouch) {
mSkipOnTouch = NO;
}
}
}
- (void)onAddedToStage:(SPEvent *)event {
[self removeEventListener:@selector(onAddedToStage:) atObject:self forType:SP_EVENT_TYPE_ADDED_TO_STAGE];
[self.stage addEventListener:@selector(onTouch:) atObject:self forType:SP_EVENT_TYPE_TOUCH];
[self beginStartTransition];
}
- (void)onTouch:(SPTouchEvent *)event {
SPTouch *touch = [[event touchesWithTarget:self.stage andPhase:SPTouchPhaseBegan] anyObject];
if (touch) {
if (mSkipOnTouch) {
[self.stage removeEventListener:@selector(onTouch:) atObject:self forType:SP_EVENT_TYPE_TOUCH];
[self.stage.juggler removeTweensWithTarget:self];
[self dispatchEventWithPhase:SHSplashScreenPhaseEnded];
[self removeFromParent];
} else if (mTransitionOnTouch) {
[self.stage removeEventListener:@selector(onTouch:) atObject:self forType:SP_EVENT_TYPE_TOUCH];
[self.stage.juggler removeTweensWithTarget:self];
[self beginEndTransition];
}
}
}
- (void)beginStartTransition {
[self dispatchEventWithPhase:SHSplashScreenPhaseBegan];
if (!mStartTransitionTime) {
[[self.stage.juggler delayInvocationAtTarget:self byTime:mTime] beginEndTransition];
return;
}
SPTween *startTween = [SPTween tweenWithTarget:self time:mStartTransitionTime];
switch (mStartTransition) {
case SHSplashScreenTransitionFade:
self.alpha = 0;
[startTween animateProperty:@"alpha" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoom:;
SPPoint *centerPoint = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]];
self.x = centerPoint.x;
self.y = centerPoint.y;
self.width = self.height = 1;
[startTween animateProperty:@"x" targetValue:0];
[startTween animateProperty:@"y" targetValue:0];
[startTween animateProperty:@"scaleX" targetValue:1.0f];
[startTween animateProperty:@"scaleY" targetValue:1.0f];
break;
case SHSplashScreenTransitionSlideUp:
self.y = [self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y;
[startTween animateProperty:@"y" targetValue:0];
break;
case SHSplashScreenTransitionSlideDown:
self.y = -self.height;
[startTween animateProperty:@"y" targetValue:0];
break;
case SHSplashScreenTransitionSlideLeft:
self.x = [self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x;
[startTween animateProperty:@"x" targetValue:0];
break;
case SHSplashScreenTransitionSlideRight:
self.x = -self.width;
[startTween animateProperty:@"x" targetValue:0];
break;
case SHSplashScreenTransitionFadeUp:
NSLog(@"hi");
self.alpha = 0;
self.y = [self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y;
[startTween animateProperty:@"alpha" targetValue:1.0f];
[startTween animateProperty:@"y" targetValue:0];
break;
case SHSplashScreenTransitionFadeDown:
self.alpha = 0;
self.y = -self.height;
[startTween animateProperty:@"alpha" targetValue:1.0f];
[startTween animateProperty:@"y" targetValue:0];
break;
case SHSplashScreenTransitionFadeLeft:
self.alpha = 0;
self.x = [self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x;
[startTween animateProperty:@"alpha" targetValue:1.0f];
[startTween animateProperty:@"x" targetValue:0];
break;
case SHSplashScreenTransitionFadeRight:
self.alpha = 0;
self.x = -self.width;
[startTween animateProperty:@"alpha" targetValue:1.0f];
[startTween animateProperty:@"x" targetValue:0];
break;
case SHSplashScreenTransitionZoomUp:
self.x = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].x;
self.y = [self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y;
self.width = self.height = 1;
[startTween animateProperty:@"x" targetValue:0];
[startTween animateProperty:@"y" targetValue:0];
[startTween animateProperty:@"scaleX" targetValue:1.0f];
[startTween animateProperty:@"scaleY" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomDown:
self.x = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].x;
self.y = 0;
self.width = self.height = 1;
[startTween animateProperty:@"x" targetValue:0];
[startTween animateProperty:@"y" targetValue:0];
[startTween animateProperty:@"scaleX" targetValue:1.0f];
[startTween animateProperty:@"scaleY" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomLeft:
self.x = [self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x;
self.y = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].y;
self.width = self.height = 1;
[startTween animateProperty:@"x" targetValue:0];
[startTween animateProperty:@"y" targetValue:0];
[startTween animateProperty:@"scaleX" targetValue:1.0f];
[startTween animateProperty:@"scaleY" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomRight:
self.x = 0;
self.y = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].y;
self.width = self.height = 1;
[startTween animateProperty:@"x" targetValue:0];
[startTween animateProperty:@"y" targetValue:0];
[startTween animateProperty:@"scaleX" targetValue:1.0f];
[startTween animateProperty:@"scaleY" targetValue:1.0f];
break;
}
[startTween addEventListener:@selector(onStartTransitionCompleted:) atObject:self forType:SP_EVENT_TYPE_TWEEN_COMPLETED];
[self.stage.juggler addObject:startTween];
}
- (void)onStartTransitionCompleted:(SPEvent *)event {
[self dispatchEventWithPhase:SHSplashScreenPhaseStartTransitionEnded];
[[self.stage.juggler delayInvocationAtTarget:self byTime:mTime] beginEndTransition];
}
- (void)beginEndTransition {
if (!mEndTransitionTime) {
[self dispatchEventWithPhase:SHSplashScreenPhaseEnded];
[self removeFromParent];
return;
}
[self dispatchEventWithPhase:SHSplashScreenPhaseEndTransitionBegan];
if (mTransitionOnTouch) [self.stage removeEventListener:@selector(onTouch:) atObject:self forType:SP_EVENT_TYPE_TOUCH];
SPTween *endTween = [SPTween tweenWithTarget:self time:mEndTransitionTime];
switch (mEndTransition) {
case SHSplashScreenTransitionFade:
[endTween animateProperty:@"alpha" targetValue:0];
break;
case SHSplashScreenTransitionZoom:;
SPPoint *centerPoint = [self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]];
[endTween animateProperty:@"x" targetValue:centerPoint.x];
[endTween animateProperty:@"y" targetValue:centerPoint.y];
[endTween animateProperty:@"width" targetValue:1.0f];
[endTween animateProperty:@"height" targetValue:1.0f];
break;
case SHSplashScreenTransitionSlideUp:
[endTween animateProperty:@"y" targetValue:-self.height];
break;
case SHSplashScreenTransitionSlideDown:
[endTween animateProperty:@"y" targetValue:[self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y];
break;
case SHSplashScreenTransitionSlideLeft:
[endTween animateProperty:@"x" targetValue:-self.width];
break;
case SHSplashScreenTransitionSlideRight:
[endTween animateProperty:@"x" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x];
break;
case SHSplashScreenTransitionFadeUp:
[endTween animateProperty:@"alpha" targetValue:0];
[endTween animateProperty:@"y" targetValue:-self.height];
break;
case SHSplashScreenTransitionFadeDown:
[endTween animateProperty:@"alpha" targetValue:0];
[endTween animateProperty:@"y" targetValue:[self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y];
break;
case SHSplashScreenTransitionFadeLeft:
[endTween animateProperty:@"alpha" targetValue:0];
[endTween animateProperty:@"x" targetValue:-self.width];
break;
case SHSplashScreenTransitionFadeRight:
[endTween animateProperty:@"alpha" targetValue:0];
[endTween animateProperty:@"x" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x];
break;
case SHSplashScreenTransitionZoomUp:
[endTween animateProperty:@"x" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].x];
[endTween animateProperty:@"y" targetValue:0];
[endTween animateProperty:@"width" targetValue:1.0f];
[endTween animateProperty:@"height" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomDown:
[endTween animateProperty:@"x" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].x];
[endTween animateProperty:@"y" targetValue:[self globalToLocal:[SPPoint pointWithX:0 y:self.stage.height]].y];
[endTween animateProperty:@"width" targetValue:1.0f];
[endTween animateProperty:@"height" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomLeft:
[endTween animateProperty:@"x" targetValue:0];
[endTween animateProperty:@"y" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].y];
[endTween animateProperty:@"width" targetValue:1.0f];
[endTween animateProperty:@"height" targetValue:1.0f];
break;
case SHSplashScreenTransitionZoomRight:
[endTween animateProperty:@"x" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width y:self.stage.height]].x];
[endTween animateProperty:@"y" targetValue:[self globalToLocal:[SPPoint pointWithX:self.stage.width/2 y:self.stage.height/2]].y];
[endTween animateProperty:@"width" targetValue:1.0f];
[endTween animateProperty:@"height" targetValue:1.0f];
break;
}
[endTween addEventListener:@selector(onEndTransitionCompleted:) atObject:self forType:SP_EVENT_TYPE_TWEEN_COMPLETED];
[self.stage.juggler addObject:endTween];
}
- (void)onEndTransitionCompleted:(SPEvent *)event {
[self dispatchEventWithPhase:SHSplashScreenPhaseEnded];
[self removeFromParent];
}
- (void)dispatchEventWithPhase:(SHSplashScreenPhase)phase {
SHSplashScreenEvent *event = [[SHSplashScreenEvent alloc] initWithType:SH_EVENT_TYPE_SPLASH_SCREEN phase:phase];
[self dispatchEvent:event];
[event release];
}
- (void)dealloc {
[self removeEventListener:@selector(onAddedToStage:) atObject:self forType:SP_EVENT_TYPE_ADDED_TO_STAGE];
[self.stage removeEventListener:@selector(onTouch:) atObject:self forType:SP_EVENT_TYPE_TOUCH];
[super dealloc];
}
@end
@implementation SHSplashScreenEvent
@synthesize phase = mPhase;
- (id)initWithType:(NSString *)type phase:(SHSplashScreenPhase)phase {
return [self initWithType:type phase:phase bubbles:YES];
}
- (id)initWithType:(NSString *)type phase:(SHSplashScreenPhase)phase bubbles:(BOOL)bubbles {
if (self = [super initWithType:type bubbles:bubbles]) {
mPhase = phase;
}
return self;
}
+ (SHSplashScreenEvent *)eventWithType:(NSString *)type phase:(SHSplashScreenPhase)phase {
return [[[SHSplashScreenEvent alloc] initWithType:type phase:phase bubbles:YES] autorelease];
}
+ (SHSplashScreenEvent *)eventWithType:(NSString *)type phase:(SHSplashScreenPhase)phase bubbles:(BOOL)bubbles {
return [[[SHSplashScreenEvent alloc] initWithType:type phase:phase bubbles:bubbles] autorelease];
}
@end
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