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iPad Data Matrix Generator generate, create 2d barcode Data Matrix images in iPad (iOS) application
Generate & Print Data Matrix barcode images in iPad (iOS) Application
- Source code is provided to build with iOS SDK that best fits for your application.
- Quickly generate Data Matrix barcodes in iPad applications
- Easily integrate the Data Matrix creation features into iPad projects
- Entirely developed with Objective-C
- Compatible with Mac OS X 10.6 and greater
- Support Xcode 3.2 and higher
- Support with iOS 3.2 and the later versions
- Compatible with the Data Matrix barcode symbology standard IEC 16022: 2006
- Source code for iOS Data Matrix is provided with the purchase of Unlimited Developer License
Index
iPad Data Matrix Generator Introduction
iPad Data Matrix is a Data Matrix barcode generator component developed for iPad apps developers who need add Data Matrix creation features into their developmental projects for iPad.
- Generate Data Matrix barcodes on iPad client apps, without communicating with a server
- Data Matrix barcode generation support on desktops as well as servers
- iPad Data Matrix Generator Guide provided with iPad Data Matrix generation sample
A Data Matrix code is a two-dimensional matrix barcode consisting of black and white "cells" or modules arranged in either a square or rectangular pattern.
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The information to be encoded can be text or raw data. Usual data size is from a few bytes up to 2 kilobytes. The length of the encoded data depends on the symbol dimension used. Error correction codes are added to increase symbol strength: even if they are partially damaged, they can still be read. A Data Matrix symbol can store up to 2,335 alphanumeric characters.
Valid Data Scope
iPad Barcode Data Matrix supports:
- all 128 characters of ASCII
- values 128-255 in accordance with ISO 8859-1. There are referred to as extended ASCII.
How to generate barcode in Objective-C on your iPad applications?
- Create a barcode object
- Set barcode properties
- call drawWithView() method, to paint barcode on the canvas.
Sample Code:
- (void)drawRect:(CGRect)rect {
// Drawing code
OBLinear *pLinear = [OBLinear new];
[pLinear setNBarcodeType: OB_CODE128A];
[pLinear setPDataMsg: [[NSString alloc] initWithString: (@"AB")]];
//[pLinear setPSupData: [[NSString alloc] initWithString: (@"14562")]];
[pLinear setFX: USER_DEF_BAR_WIDTH];
[pLinear setFY: USER_DEF_BAR_HEIGHT];
[pLinear setFLeftMargin: (USER_DEF_LEFT_MARGIN)];
[pLinear setFRightMargin: (USER_DEF_RIGHT_MARGIN)];
[pLinear setFTopMargin: (USER_DEF_TOP_MARGIN)];
[pLinear setFBottomMargin: (USER_DEF_BOTTOM_MARGIN)];
[pLinear setNRotate: (OB_Rotate0)];
UIFont *pTextFont = [UIFont fontWithName: @"Arial" size: 8.0f];
[pLinear setPTextFont: pTextFont];
[pLinear drawWithView: (self)];
[pLinear release];
}
iPad Data Matrix Generator - Barcode Properties
Category |
Class Properties |
Default |
Comments |
Basic |
pData |
"" |
NSString. Data matrix value to encode |
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Data Matrix Special |
bProcessTilde |
false |
BOOL.
Set the bProcessTilde property to true, if you want use the tilde character "~" to specify special characters in the input data. Default is false.
-
~3: is used only at the very beginning of the symbol for the reader programming
purpose.
-
~5: is used only at the very beginning of the symbol, the header [)> + ASCII 30
+ ASCII 05 + ASCII 29 will be transmitted by the barcode reader before the data
in the message and the trailer ASCII 30 + ASCII 4 will be transmitted
afterwards.
-
~6: is used only at the very beginning of the symbol, the header [)> + ASCII 30
+ ASCII 06 + ASCII 29 will be transmitted by the barcode reader before the data
in the message and the trailer ASCII 30 + ASCII 4 will be transmitted
afterwards.
-
~7NNNNNN: is used to specify the Extended Channel Interpretations and NNNNNN is a value between
000000 and 999999.
-
~NNN: is used to represent the ASCII character with the value of NNN. NNN is from 000 to 255
|
nDataMode |
0 |
int.
Set the nDataMode property.
Valid values are
OB_DATAMATRIX_Auto = 0,
OB_DATAMATRIX_ASCII = 1,
OB_DATAMATRIX_C40 = 2,
OB_DATAMATRIX_Text = 3,
OB_DATAMATRIX_X12 = 4,
OB_DATAMATRIX_Edifact = 5,
OB_DATAMATRIX_Base256 = 6,
OB_DATAMATRIX_Customer = 7
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Auto (0): Barcode library will decide the best data mode for you.
-
ASCII (1): it is used to encode data that mainly contains ASCII characters (0-127). This is the default encoding format by Barcode Library.
-
C40 (2): it is used to encode data that mainly contains numeric and upper case
characters.
-
Text (3): it is used to encode data that mainly contains numeric and lower case
characters.
-
X12 (4):it is used to encode the standard ANSI X12 electronic data interchange characters.
-
EDIFACT (5): it is used to encode 63 ASCII values (values from 32 to 94) plus an Unlatch character (binary 011111).
-
Base256 (6): it is used to encode 8 bit values.
|
nFormatMode |
0 |
int.
Default is OBDataMatrixFormatMode.OB_DATAMATRIX_Format_10X10.
Specifies the Data Matrix Format to use on that symbology.
Valid values see enum OBDataMatrixFormatMode.
OB_DATAMATRIX_Format_10X10 = 0,
OB_DATAMATRIX_Format_12X12 = 1,
OB_DATAMATRIX_Format_14X14 = 2,
OB_DATAMATRIX_Format_16X16 = 3,
OB_DATAMATRIX_Format_18X18 = 4,
OB_DATAMATRIX_Format_20X20 = 5,
OB_DATAMATRIX_Format_22X22 = 6,
OB_DATAMATRIX_Format_24X24 = 7,
OB_DATAMATRIX_Format_26X26 = 8,
OB_DATAMATRIX_Format_32X32 = 9,
OB_DATAMATRIX_Format_36X36 = 10,
OB_DATAMATRIX_Format_40X40 = 11,
OB_DATAMATRIX_Format_44X44 = 12,
OB_DATAMATRIX_Format_48X48 = 13,
OB_DATAMATRIX_Format_52X52 = 14,
OB_DATAMATRIX_Format_64X64 = 15,
OB_DATAMATRIX_Format_72X72 = 16,
OB_DATAMATRIX_Format_80X80 = 17,
OB_DATAMATRIX_Format_88X88 = 18,
OB_DATAMATRIX_Format_96X96 = 19,
OB_DATAMATRIX_Format_104X104 = 20,
OB_DATAMATRIX_Format_120X120 = 21,
OB_DATAMATRIX_Format_132X132 = 22,
OB_DATAMATRIX_Format_144X144 = 23,
OB_DATAMATRIX_Format_8X18 = 24,
OB_DATAMATRIX_Format_8X32 = 25,
OB_DATAMATRIX_Format_12X26 = 26,
OB_DATAMATRIX_Format_12X36 = 27,
OB_DATAMATRIX_Format_16X36 = 28,
OB_DATAMATRIX_Format_16X48 = 29
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nFnc1 |
- |
int. |
nApplicationIndicator |
- |
int. |
bStructuredAppend |
false |
BOOL. Set bStructuredAppend property to true, then Structured Append is enabled. |
nSymbolCount |
0 |
int. Set nSymbolCount property to the number of total symbols which make the sequence. |
nSymbolIndex |
0 |
int. Set nSymbolIndex property to the position of current symbol in the secuence (Start with 0). |
nFileId |
0 |
int. Set nFileId property to be identified to the same file. |
|
Size Related |
uom |
0 |
Unit of meature for all size related setting in the library.
0: pixel; 1: cm; 2: inch.
|
fX |
2 |
width of barcode module (narrow bar), default is 2 pixel |
fBarcodeWidth |
0 |
generted barcode image width |
fBarcodeHeight |
0 |
generted barcode image height |
fLeftMargin |
0 |
image left margin |
fRightMargin |
0 |
image right margin |
fTopMargin |
0 |
image top margin |
fBottomMargin |
0 |
image bottom margin |
nResolution |
72 |
in DPI |
nRotate |
0 |
OBRotate. Valid values:
OB_Rotate0 = 0,
OB_Rotate90 = 1,
OB_Rotate180 = 2,
OB_Rotate270 = 3
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All iPad Barcode Supported Types
1D / Linear Barcodes
2D / Matrix Barcodes
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