Leadtools.Drawing Introduction

The Leadtools.Drawing assembly contains classes, delegates, enumerations, and structures that support the following operations:

Key Features:

Painting to a Device

• Define the bitmap as a display surface to use Windows graphics device interface (GDI) or GDI+ functions for drawing or adding text.

Painting on the surface of the LEADTOOLS Image

• Create a GDI+ Drawing.Graphics object using a Leadtools.RasterImage as the display surface
• Create a Windows GDI device context using a Leadtools.RasterImage as the display surface
• Implement custom callbacks to override some of the system painting functions (for example, to take advantage of display adapters that can handle more than 8-bit grayscale colors)

Image Conversion

• Convert to and from GDI Images
• Convert to and from GDI+ Images
• Convert to and from WPF/Silverlight Images

Region Conversion

• Convert to and from GDI HRGN objects
• Convert to and from GDI+ Drawing.Region objects

Supported Environments

Reference

Getting Started (Guide to Example Programs)

Imaging Features

Introduction to Image Processing With LEADTOOLS

RasterImage and GDI/GDI+

Implementing Custom Paint

Using DIBs, DDBs, and the Clipboard

Differences Between GDI And WPF

Differences Between GDI And WPF

Interoperation between LEADTOOLS and Windows Presentation Foundation (WPF) images

SVG Rendering

Version History

Leadtools.Drawing Assembly Changes