IOS How to create image from text

You can modify method for change font size or iamge size 
+(UIImage *)imageFromText:(NSString *)text
{
    CGSize maximumSize = CGSizeMake(300, 1000); //set width for string to wrap.
    UIFont *font = [UIFont boldSystemFontOfSize:16];
    CGSize strSize = [text sizeWithFont:font constrainedToSize:maximumSize lineBreakMode:UILineBreakModeWordWrap];
    if (UIGraphicsBeginImageContextWithOptions != NULL)
        UIGraphicsBeginImageContextWithOptions(strSize,NO,0.0);
    else
        // iOS is < 4.0
        UIGraphicsBeginImageContext(strSize);
   
    CGRect newframe = CGRectMake(0, 0, strSize.width, strSize.height);
    [text  drawInRect:newframe
             withFont:font
        lineBreakMode:UILineBreakModeWordWrap
            alignment:UITextAlignmentLeft];
    UIImage *testImg = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();   
    return testImg;
}

Comments

Post a Comment

Popular posts from this blog

Java : Variables Declaring

[1]. Java Variables Variables are containers for storing data values. In Java, there are different types of variables, for example: String - stores text, such as "Hello". String values are surrounded by double quotes int - stores integers (whole numbers), without decimals, such as 123 or -123 float - stores floating point numbers, with decimals, such as 19.99 or -19.99 char - stores single characters, such as 'a' or 'B'. Char values are surrounded by single quotes boolean - stores values with two states: true or false [2]. Declaring (Creating) Variables To create a variable, you must specify the type and assign it a value: Syntax type variable = value ; Where type is one of Java's types (such as int or String), and variable is the name of the variable (such as x or name). The equal sign is used to assign values to the variable. To create a variable that should store text, look at the following example: Example Create a variable called  name  of type  Stri...
Read more

SQL Self JOIN

SQL Self JOIN A self JOIN is a regular join, but the table is joined with itself. Self JOIN Syntax SELECT column_name(s) FROM table1 T1, table1 T2 WHERE condition; T1 and T2 are different table aliases for the same table.
Read more