Tutorial for Delphi Programmers

The following topics provide brief and simple examples to help you learn how to use the LEADTOOLS VCL.

Note:

These tutorial examples are intended to be easy to understand and easy to test. The example programs in the EXAMPLES subdirectory provide more in depth design and more detailed code.

Loading and Displaying an Image

Zooming Out and Zooming In


Dynamically Positioning the Control

Zooming In on a Selection


Outlining, Dragging, and Pasting a Region


Printing Multiple Images

Print a Real Image Size in Inches (Delphi 4)

Writing and Reading Multipage Files

Using Transparent Controls

Drawing Simple Lines and Shapes

Cropping a Displayed Image and Copying It to a Bitmap (Delphi)


Using LEADTOOLS with Data Controls

Loading and Saving Annotation Objects From/To Databases (Delphi 4.0)


Creating, Viewing, and Merging Color Separations

Updating a Gauge and Detecting a User Interrupt


Using a PanWindow


Combining Images with Regions

Creating and Using Annotations

Miscellaneous Examples