Package: image

Examples #

workflow ImageTestWf;

function atomic main() as int {
    var ctx = image->create(400, 400, 3);
    ctx.fileName = "test.png";

    var text as imagetext;
    text.text = "Hello world";
    text.fontSize = 60;
    text.transparency = 0.5;
    text.rotation = 45;

    image->drawText(ctx, text);

    return image->save(ctx);
}

Methods #

create #

function create(width as int, height as int, format as int) as imagecontext

Creates an image.

createBarcode #

function createBarcode(barcode as imgbarcode, outputName as string, contentCode as int) as int

Renders an image of a barcode and returns its storage file key.

drawBarcode #

method drawBarcode(img as imagecontext, barcode as imgbarcode)

Draws a barcode on an image.

drawImage #

method drawImage(dest as imagecontext, src as imagecontext, drawCtx as imgdraw, transparency as decimal)

Draws the source image on the destination image using draw variables present in drawCtx and transparency.

drawText #

method drawText(img as imagecontext, text as imagetext)

Draws text on an image.

open #

function open(storageFileKey as int) as imagecontext

Opens an image.

openAtVersion #

function openAtVersion(storageFileKey as int, storageFileVersion as int) as imagecontext

Opens an image.

save #

function save(img as imagecontext) as int

Saves an image.

scanBarcodes #

function scanBarcodes(storageFileKey as int) as list of imgbarcode

Scans the image for barcodes.

scanBarcodesAtVersion #

function scanBarcodesAtVersion(storageFileKey as int, storageFileVersion as int) as list of imgbarcode

Scans the image for barcodes.

update #

function update(img as imagecontext, storageFileKey as int) as int

Updates an image.

Types #

imagetext #

Since 1.7.0

watermarkimage #

Since 1.7.0

imgbarcode #

Since 1.7.0

Code Types #

• 0 - AZTEC
• 1 - CODABAR
• 2 - CODE_39
• 3 - CODE_93
• 4 - CODE_128
• 5 - DATA_MATRIX
• 6 - EAN_8
• 7 - EAN_13
• 8 - ITF
• 9 - MAXICODE
• 10 - PDF_417
• 11 - QR_CODE
• 12 - RSS_14
• 13 - RSS_EXPANDED
• 14 - UPC_A
• 15 - UPC_E
• 16 - UPC_EAN_EXTENSION

imgdraw #

Since 1.7.0

imagecontext #

Since 1.7.0

Supported formats #

• 0 - image/bmp
• 1 - image/jpeg
• 2 - image/webp
• 3 - image/png
• 4 - image/gif
• 5 - image/tiff