/**************************************************************************** Copyright (c) 2010-2012 cocos2d-x.org Copyright (c) 2013-2014 Chukong Technologies Inc. http://www.cocos2d-x.org Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ****************************************************************************/ #include "platform/CCPlatformConfig.h" #if CC_TARGET_PLATFORM == CC_PLATFORM_IOS #include "CCDevice.h" #include "base/ccTypes.h" #include "base/CCEventDispatcher.h" #include "base/CCEventAcceleration.h" #include "base/CCDirector.h" #import // Accelerometer #import #import #define SENSOR_DELAY_GAME 0.02 @interface CCAccelerometerDispatcher : NSObject { cocos2d::Acceleration *_acceleration; CMMotionManager *_motionManager; } + (id) sharedAccelerometerDispather; - (id) init; - (void) setAccelerometerEnabled: (bool) isEnabled; - (void) setAccelerometerInterval:(float) interval; @end @implementation CCAccelerometerDispatcher static CCAccelerometerDispatcher* s_pAccelerometerDispatcher; + (id) sharedAccelerometerDispather { if (s_pAccelerometerDispatcher == nil) { s_pAccelerometerDispatcher = [[self alloc] init]; } return s_pAccelerometerDispatcher; } - (id) init { if( (self = [super init]) ) { _acceleration = new cocos2d::Acceleration(); _motionManager = [[CMMotionManager alloc] init]; _motionManager.accelerometerUpdateInterval = SENSOR_DELAY_GAME; } return self; } - (void) dealloc { s_pAccelerometerDispatcher = nullptr; delete _acceleration; [_motionManager release]; [super dealloc]; } - (void) setAccelerometerEnabled: (bool) isEnabled { if (isEnabled) { [_motionManager startAccelerometerUpdatesToQueue:[NSOperationQueue currentQueue] withHandler:^(CMAccelerometerData *accelerometerData, NSError *error) { [self accelerometer:accelerometerData]; }]; } else { [_motionManager stopAccelerometerUpdates]; } } -(void) setAccelerometerInterval:(float)interval { _motionManager.accelerometerUpdateInterval = interval; } - (void)accelerometer:(CMAccelerometerData *)accelerometerData { _acceleration->x = accelerometerData.acceleration.x; _acceleration->y = accelerometerData.acceleration.y; _acceleration->z = accelerometerData.acceleration.z; _acceleration->timestamp = accelerometerData.timestamp; double tmp = _acceleration->x; switch ([[UIApplication sharedApplication] statusBarOrientation]) { case UIInterfaceOrientationLandscapeRight: _acceleration->x = -_acceleration->y; _acceleration->y = tmp; break; case UIInterfaceOrientationLandscapeLeft: _acceleration->x = _acceleration->y; _acceleration->y = -tmp; break; case UIInterfaceOrientationPortraitUpsideDown: _acceleration->x = -_acceleration->y; _acceleration->y = -tmp; break; case UIInterfaceOrientationPortrait: break; default: NSAssert(false, @"unknow orientation"); } cocos2d::EventAcceleration event(*_acceleration); auto dispatcher = cocos2d::Director::getInstance()->getEventDispatcher(); dispatcher->dispatchEvent(&event); } @end // NS_CC_BEGIN int Device::getDPI() { static int dpi = -1; if (dpi == -1) { float scale = 1.0f; if ([[UIScreen mainScreen] respondsToSelector:@selector(scale)]) { scale = [[UIScreen mainScreen] scale]; } if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) { dpi = 132 * scale; } else if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) { dpi = 163 * scale; } else { dpi = 160 * scale; } } return dpi; } void Device::setAccelerometerEnabled(bool isEnabled) { [[CCAccelerometerDispatcher sharedAccelerometerDispather] setAccelerometerEnabled:isEnabled]; } void Device::setAccelerometerInterval(float interval) { [[CCAccelerometerDispatcher sharedAccelerometerDispather] setAccelerometerInterval:interval]; } typedef struct { unsigned int height; unsigned int width; bool isPremultipliedAlpha; bool hasShadow; CGSize shadowOffset; float shadowBlur; float shadowOpacity; bool hasStroke; float strokeColorR; float strokeColorG; float strokeColorB; float strokeColorA; float strokeSize; float tintColorR; float tintColorG; float tintColorB; float tintColorA; unsigned char* data; } tImageInfo; static bool s_isIOS7OrHigher = false; static inline void lazyCheckIOS7() { static bool isInited = false; if (!isInited) { s_isIOS7OrHigher = [[[UIDevice currentDevice] systemVersion] compare:@"7.0" options:NSNumericSearch] != NSOrderedAscending; isInited = true; } } static CGSize _calculateStringSize(NSString *str, id font, CGSize *constrainSize) { CGSize textRect = CGSizeZero; textRect.width = constrainSize->width > 0 ? constrainSize->width : 0x7fffffff; textRect.height = constrainSize->height > 0 ? constrainSize->height : 0x7fffffff; CGSize dim; if(s_isIOS7OrHigher){ NSDictionary *attibutes = @{NSFontAttributeName:font}; dim = [str boundingRectWithSize:textRect options:(NSStringDrawingOptions)(NSStringDrawingUsesLineFragmentOrigin) attributes:attibutes context:nil].size; } else { dim = [str sizeWithFont:font constrainedToSize:textRect]; } dim.width = ceilf(dim.width); dim.height = ceilf(dim.height); return dim; } // refer Image::ETextAlign #define ALIGN_TOP 1 #define ALIGN_CENTER 3 #define ALIGN_BOTTOM 2 static bool _initWithString(const char * text, cocos2d::Device::TextAlign align, const char * fontName, int size, tImageInfo* info) { // lazy check whether it is iOS7 device lazyCheckIOS7(); bool bRet = false; do { CC_BREAK_IF(! text || ! info); NSString * str = [NSString stringWithUTF8String:text]; NSString * fntName = [NSString stringWithUTF8String:fontName]; CGSize dim, constrainSize; constrainSize.width = info->width; constrainSize.height = info->height; // On iOS custom fonts must be listed beforehand in the App info.plist (in order to be usable) and referenced only the by the font family name itself when // calling [UIFont fontWithName]. Therefore even if the developer adds 'SomeFont.ttf' or 'fonts/SomeFont.ttf' to the App .plist, the font must // be referenced as 'SomeFont' when calling [UIFont fontWithName]. Hence we strip out the folder path components and the extension here in order to get just // the font family name itself. This stripping step is required especially for references to user fonts stored in CCB files; CCB files appear to store // the '.ttf' extensions when referring to custom fonts. fntName = [[fntName lastPathComponent] stringByDeletingPathExtension]; // create the font id font = [UIFont fontWithName:fntName size:size]; if (font) { dim = _calculateStringSize(str, font, &constrainSize); } else { if (!font) { font = [UIFont systemFontOfSize:size]; } if (font) { dim = _calculateStringSize(str, font, &constrainSize); } } CC_BREAK_IF(! font); // compute start point int startH = 0; if (constrainSize.height > dim.height) { // vertical alignment unsigned int vAlignment = ((int)align >> 4) & 0x0F; if (vAlignment == ALIGN_TOP) { startH = 0; } else if (vAlignment == ALIGN_CENTER) { startH = (constrainSize.height - dim.height) / 2; } else { startH = constrainSize.height - dim.height; } } // adjust text rect if (constrainSize.width > 0 && constrainSize.width > dim.width) { dim.width = constrainSize.width; } if (constrainSize.height > 0 && constrainSize.height > dim.height) { dim.height = constrainSize.height; } // compute the padding needed by shadow and stroke float shadowStrokePaddingX = 0.0f; float shadowStrokePaddingY = 0.0f; if ( info->hasStroke ) { shadowStrokePaddingX = ceilf(info->strokeSize); shadowStrokePaddingY = ceilf(info->strokeSize); } // add the padding (this could be 0 if no shadow and no stroke) dim.width += shadowStrokePaddingX*2; dim.height += shadowStrokePaddingY*2; unsigned char* data = (unsigned char*)malloc(sizeof(unsigned char) * (int)(dim.width * dim.height * 4)); memset(data, 0, (int)(dim.width * dim.height * 4)); // draw text CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB(); CGContextRef context = CGBitmapContextCreate(data, dim.width, dim.height, 8, (int)(dim.width) * 4, colorSpace, kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big); if (!context) { CGColorSpaceRelease(colorSpace); CC_SAFE_FREE(data); break; } // text color CGContextSetRGBFillColor(context, info->tintColorR, info->tintColorG, info->tintColorB, info->tintColorA); // move Y rendering to the top of the image CGContextTranslateCTM(context, 0.0f, (dim.height - shadowStrokePaddingY) ); CGContextScaleCTM(context, 1.0f, -1.0f); //NOTE: NSString draws in UIKit referential i.e. renders upside-down compared to CGBitmapContext referential // store the current context UIGraphicsPushContext(context); // measure text size with specified font and determine the rectangle to draw text in unsigned uHoriFlag = (int)align & 0x0f; NSTextAlignment nsAlign = (2 == uHoriFlag) ? NSTextAlignmentRight : (3 == uHoriFlag) ? NSTextAlignmentCenter : NSTextAlignmentLeft; CGColorSpaceRelease(colorSpace); // compute the rect used for rendering the text // based on wether shadows or stroke are enabled float textOriginX = 0; float textOrigingY = startH; float textWidth = dim.width; float textHeight = dim.height; CGRect rect = CGRectMake(textOriginX, textOrigingY, textWidth, textHeight); CGContextSetShouldSubpixelQuantizeFonts(context, false); CGContextBeginTransparencyLayerWithRect(context, rect, NULL); if ( info->hasStroke ) { CGContextSetTextDrawingMode(context, kCGTextStroke); if(s_isIOS7OrHigher) { NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init]; paragraphStyle.alignment = nsAlign; paragraphStyle.lineBreakMode = NSLineBreakByWordWrapping; [str drawInRect:rect withAttributes:@{ NSFontAttributeName: font, NSStrokeWidthAttributeName: [NSNumber numberWithFloat: info->strokeSize / size * 100 ], NSForegroundColorAttributeName:[UIColor colorWithRed:info->tintColorR green:info->tintColorG blue:info->tintColorB alpha:info->tintColorA], NSParagraphStyleAttributeName:paragraphStyle, NSStrokeColorAttributeName: [UIColor colorWithRed:info->strokeColorR green:info->strokeColorG blue:info->strokeColorB alpha:info->strokeColorA] } ]; [paragraphStyle release]; } else { CGContextSetRGBStrokeColor(context, info->strokeColorR, info->strokeColorG, info->strokeColorB, info->strokeColorA); CGContextSetLineWidth(context, info->strokeSize); //original code that was not working in iOS 7 [str drawInRect: rect withFont:font lineBreakMode:NSLineBreakByWordWrapping alignment:nsAlign]; } } CGContextSetTextDrawingMode(context, kCGTextFill); // actually draw the text in the context [str drawInRect: rect withFont:font lineBreakMode:NSLineBreakByWordWrapping alignment:nsAlign]; CGContextEndTransparencyLayer(context); // pop the context UIGraphicsPopContext(); // release the context CGContextRelease(context); // output params info->data = data; info->isPremultipliedAlpha = true; info->width = dim.width; info->height = dim.height; bRet = true; } while (0); return bRet; } Data Device::getTextureDataForText(const char * text, const FontDefinition& textDefinition, TextAlign align, int &width, int &height, bool& hasPremultipliedAlpha) { Data ret; do { tImageInfo info = {0}; info.width = textDefinition._dimensions.width; info.height = textDefinition._dimensions.height; info.hasShadow = textDefinition._shadow._shadowEnabled; info.shadowOffset.width = textDefinition._shadow._shadowOffset.width; info.shadowOffset.height = textDefinition._shadow._shadowOffset.height; info.shadowBlur = textDefinition._shadow._shadowBlur; info.shadowOpacity = textDefinition._shadow._shadowOpacity; info.hasStroke = textDefinition._stroke._strokeEnabled; info.strokeColorR = textDefinition._stroke._strokeColor.r / 255.0f; info.strokeColorG = textDefinition._stroke._strokeColor.g / 255.0f; info.strokeColorB = textDefinition._stroke._strokeColor.b / 255.0f; info.strokeColorB = textDefinition._stroke._strokeAlpha / 255.0f; info.strokeSize = textDefinition._stroke._strokeSize; info.tintColorR = textDefinition._fontFillColor.r / 255.0f; info.tintColorG = textDefinition._fontFillColor.g / 255.0f; info.tintColorB = textDefinition._fontFillColor.b / 255.0f; info.tintColorA = textDefinition._fontAlpha / 255.0f; if (! _initWithString(text, align, textDefinition._fontName.c_str(), textDefinition._fontSize, &info)) { break; } height = (short)info.height; width = (short)info.width; ret.fastSet(info.data,width * height * 4); hasPremultipliedAlpha = true; } while (0); return ret; } void Device::setKeepScreenOn(bool value) { [[UIApplication sharedApplication] setIdleTimerDisabled:(BOOL)value]; } NS_CC_END #endif // CC_PLATFORM_IOS