GcImaging v4.2 - August 19, 2021

Background Bitmap and Transparency Mask

PDF supports transparency masks, Isolated background, and Knockout group features while rendering images in PDF. GcImaging includes the features through a new API added to BitmapRenderer class to draw graphics, text, images to GcBitmapGraphics object.

Blend Mode

GcImaging supports 16 types of Blend Modes.

Background Bitmap

Background bitmaps support Isolated and Knockout transparency groups (as defined in the PDF specification) when rendering PDFs to images.

Transparency Mask

A TransparencyMaskBitmap object provides a transparency mask for all drawing and filling operations. This helps apply transparency and other effects like blending mode or controlling the opacity of underlying objects.

GcImaging v4.1 - April 30, 2021

Minor bug fixes and enhancements.

Read the full Documents 4.1 release blog.

GcImaging v4 - December 10, 2020

ICO Image Format Support

With this release of GrapeCity Documents for Imaging (GcImaging), Icon images (those images used on Windows OS for small-sized images) can now be loaded, modified, and saved with GcImaging through the new GcIco class. The image can be generated with multiple frames by setting values for IcoFrame class with different encodings specified through the IcoFrameEncoding enum.

Sample images created with GcImaging GcIco class, including the ability to utilize quadrilateral constructors by GrapeCity