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Tkinter GUI Application Development Cookbook

You're reading from   Tkinter GUI Application Development Cookbook A practical solution to your GUI development problems with Python and Tkinter

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Product type Paperback
Published in Mar 2018
Publisher Packt
ISBN-13 9781788622301
Length 242 pages
Edition 1st Edition
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Author (1):
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Alejandro Rodas de Paz Alejandro Rodas de Paz
Author Profile Icon Alejandro Rodas de Paz
Alejandro Rodas de Paz
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Toc

Table of Contents (10) Chapters Close

Preface 1. Getting Started with Tkinter FREE CHAPTER 2. Window Layout 3. Customizing Widgets 4. Dialogs and Menus 5. Object-Oriented Programming and MVC 6. Asynchronous Programming 7. Canvas and Graphics 8. Themed Widgets 9. Other Books You May Enjoy

Drawing lines and arrows

One of the most basic actions you can perform with a canvas is drawing segments from one point to another. Although it is possible to directly draw polygons using other methods, the create_line method of the Canvas class has enough options to understand the basics of displaying items.

Getting ready

In this recipe, we will build an application that allows us to draw lines by clicking on the canvas. Each line will be displayed by clicking first on the point that will determine the line start, and a second time to set the line end.

We will be also able to specify some appearance options, such as color and width:

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