示例代码以编程方式创buildPDF
我是新来的iPhone。
有没有任何示例代码或教程。
还需要plist的示例代码
请帮帮我。
这里我有如何在iPhone中创build.pdf文件的最佳例子:)
PdfGenerationDemoViewController.h
#import <UIKit/UIKit.h> #define kBorderInset 20.0 #define kBorderWidth 1.0 #define kMarginInset 10.0 //Line drawing #define kLineWidth 1.0 @interface PdfGenerationDemoViewController : UIViewController { CGSize pageSize; } - (IBAction)generatePdfButtonPressed:(id)sender; @end PdfGenerationDemoViewController.m
#import "PdfGenerationDemoViewController.h" @interface PdfGenerationDemoViewController (Private) - (void) generatePdfWithFilePath: (NSString *)thefilePath; - (void)drawPageNumber:(NSInteger)pageNum; - (void) drawBorder; - (void) drawText; - (void) drawLine; - (void) drawHeader; - (void) drawImage; @end @implementation PdfGenerationDemoViewController #pragma mark - Private Methods - (void) drawBorder { CGContextRef currentContext = UIGraphicsGetCurrentContext(); UIColor *borderColor = [UIColor brownColor]; CGRect rectFrame = CGRectMake(kBorderInset, kBorderInset, pageSize.width-kBorderInset*2, pageSize.height-kBorderInset*2); CGContextSetStrokeColorWithColor(currentContext, borderColor.CGColor); CGContextSetLineWidth(currentContext, kBorderWidth); CGContextStrokeRect(currentContext, rectFrame); } - (void)drawPageNumber:(NSInteger)pageNumber { NSString* pageNumberString = [NSString stringWithFormat:@"Page %d", pageNumber]; UIFont* theFont = [UIFont systemFontOfSize:12]; CGSize pageNumberStringSize = [pageNumberString sizeWithFont:theFont constrainedToSize:pageSize lineBreakMode:UILineBreakModeWordWrap]; CGRect stringRenderingRect = CGRectMake(kBorderInset, pageSize.height - 40.0, pageSize.width - 2*kBorderInset, pageNumberStringSize.height); [pageNumberString drawInRect:stringRenderingRect withFont:theFont lineBreakMode:UILineBreakModeWordWrap alignment:UITextAlignmentCenter]; } - (void) drawHeader { CGContextRef currentContext = UIGraphicsGetCurrentContext(); CGContextSetRGBFillColor(currentContext, 0.3, 0.7, 0.2, 1.0); NSString *textToDraw = @"Pdf Demo - iOSLearner.com"; UIFont *font = [UIFont systemFontOfSize:24.0]; CGSize stringSize = [textToDraw sizeWithFont:font constrainedToSize:CGSizeMake(pageSize.width - 2*kBorderInset-2*kMarginInset, pageSize.height - 2*kBorderInset - 2*kMarginInset) lineBreakMode:UILineBreakModeWordWrap]; CGRect renderingRect = CGRectMake(kBorderInset + kMarginInset, kBorderInset + kMarginInset, pageSize.width - 2*kBorderInset - 2*kMarginInset, stringSize.height); [textToDraw drawInRect:renderingRect withFont:font lineBreakMode:UILineBreakModeWordWrap alignment:UITextAlignmentLeft]; } - (void) drawText { CGContextRef currentContext = UIGraphicsGetCurrentContext(); CGContextSetRGBFillColor(currentContext, 0.0, 0.0, 0.0, 1.0); NSString *textToDraw = @"Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat. Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit augue duis dolore te feugait nulla facilisi. Nam liber tempor cum soluta nobis eleifend option congue nihil imperdiet doming id quod mazim placerat facer possim assum. Typi non habent claritatem insitam; est usus legentis in iis qui facit eorum claritatem. Investigationes demonstraverunt lectores legere me lius quod ii legunt saepius. Claritas est etiam processus dynamicus, qui sequitur mutationem consuetudium lectorum. Mirum est notare quam littera gothica, quam nunc putamus parum claram, anteposuerit litterarum formas humanitatis per seacula quarta decima et quinta decima. Eodem modo typi, qui nunc nobis videntur parum clari, fiant sollemnes in futurum."; UIFont *font = [UIFont systemFontOfSize:14.0]; CGSize stringSize = [textToDraw sizeWithFont:font constrainedToSize:CGSizeMake(pageSize.width - 2*kBorderInset-2*kMarginInset, pageSize.height - 2*kBorderInset - 2*kMarginInset) lineBreakMode:UILineBreakModeWordWrap]; CGRect renderingRect = CGRectMake(kBorderInset + kMarginInset, kBorderInset + kMarginInset + 50.0, pageSize.width - 2*kBorderInset - 2*kMarginInset, stringSize.height); [textToDraw drawInRect:renderingRect withFont:font lineBreakMode:UILineBreakModeWordWrap alignment:UITextAlignmentLeft]; } - (void) drawLine { CGContextRef currentContext = UIGraphicsGetCurrentContext(); CGContextSetLineWidth(currentContext, kLineWidth); CGContextSetStrokeColorWithColor(currentContext, [UIColor blueColor].CGColor); CGPoint startPoint = CGPointMake(kMarginInset + kBorderInset, kMarginInset + kBorderInset + 40.0); CGPoint endPoint = CGPointMake(pageSize.width - 2*kMarginInset -2*kBorderInset, kMarginInset + kBorderInset + 40.0); CGContextBeginPath(currentContext); CGContextMoveToPoint(currentContext, startPoint.x, startPoint.y); CGContextAddLineToPoint(currentContext, endPoint.x, endPoint.y); CGContextClosePath(currentContext); CGContextDrawPath(currentContext, kCGPathFillStroke); } - (void) drawImage { UIImage * demoImage = [UIImage imageNamed:@"demo.png"]; [demoImage drawInRect:CGRectMake( (pageSize.width - demoImage.size.width/2)/2, 350, demoImage.size.width/2, demoImage.size.height/2)]; } - (void) generatePdfWithFilePath: (NSString *)thefilePath { UIGraphicsBeginPDFContextToFile(thefilePath, CGRectZero, nil); NSInteger currentPage = 0; BOOL done = NO; do { //Start a new page. UIGraphicsBeginPDFPageWithInfo(CGRectMake(0, 0, pageSize.width, pageSize.height), nil); //Draw a page number at the bottom of each page. currentPage++; [self drawPageNumber:currentPage]; //Draw a border for each page. [self drawBorder]; //Draw text fo our header. [self drawHeader]; //Draw a line below the header. [self drawLine]; //Draw some text for the page. [self drawText]; //Draw an image [self drawImage]; done = YES; } while (!done); // Close the PDF context and write the contents out. UIGraphicsEndPDFContext(); } #pragma mark - View lifecycle - (void)viewDidLoad { [super viewDidLoad]; } - (void)viewDidUnload { [super viewDidUnload]; } - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation { return (interfaceOrientation == UIInterfaceOrientationPortrait); } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; } - (IBAction)generatePdfButtonPressed:(id)sender { pageSize = CGSizeMake(612, 792); NSString *fileName = @"Demo.pdf"; NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory = [paths objectAtIndex:0]; NSString *pdfFileName = [documentsDirectory stringByAppendingPathComponent:fileName]; [self generatePdfWithFilePath:pdfFileName]; } @end
苹果的绘图和打印指南是你的朋友。 基本上，如果你可以画到屏幕上，你可以在iOS（和Mac OS X）上绘制成PDF。
您可能会发现它有点高级的教程，但雷文德利赫这个精美的教程将真正帮助你，就plit而言，你应该先Google，因为你可以find很多。
最好的祝愿，
Farrukh Javeid
CFURLRef pdfURL = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("iPhoneAppProgrammingGuide.pdf"), NULL, NULL); PDFfile = CGPDFDocumentCreateWithURL((CFURLRef)pdfURL); CFRelease(pdfURL); CGPDFPageRef page = CGPDFDocumentGetPage(PDFfile,currentpage); context = UIGraphicsGetCurrentContext(); CGContextSaveGState(context); CGContextSetRGBFillColor(context, 1.0, 1.0, 1.0, 1.0); CGContextFillRect(context,self.bounds); CGContextTranslateCTM(context, -1.0, [self bounds].size.height); CGContextScaleCTM(context, 1.0, -1.0); CGContextConcatCTM(context, CGPDFPageGetDrawingTransform(page, kCGPDFArtBox, [self bounds], 0, true)); CGContextDrawPDFPage(context, page); CGContextRestoreGState(context); CGAffineTransform transform = aspectFit(CGPDFPageGetBoxRect(page, kCGPDFMediaBox), CGContextGetClipBoundingBox(context)); CGContextConcatCTM(context, transform); UIGraphicsBeginImageContext(CGSizeMake(self.bounds.size.width, self.bounds.size.height));