Device context - visual c++, Visual Basic Programming

Assignment Help:

DEVICE CONTEXT

The device context provides the essential drawing tools and the platform to draw. It helps to draw the text, shapes, lines etc. To create the device context, the MFC provides different classes like CDC and CClientDC.

The CDC is the most primary class to draw in MFC. It provides all of the fundamental drawing steps.

The CClientDC class is used for drawing in the client region of a window.

The Device context is a windows data structure which supports the device independent output.

The function of device context is best elaborated by the figure.

624_role of device context.png

Figure: The Role of Device Context

The logical display is a virtual device and Actual display is the physical device. The programmers do not require worrying about the medium in which he is writing the output. The device context takes care of the output medium.


Related Discussions:- Device context - visual c++

Accelerators - intrinsic control, Accelerators: The Accelerators are s...

Accelerators: The Accelerators are short cut keys. The Accelerators are formed by placing an ampersand before any of the characters of the Caption. As a product the letter fol

Files in a sdi and mdi application, Files in a SDI and MDI Application: ...

Files in a SDI and MDI Application: Both the SDI and MDI projects have 4 implementation files (.cpp extension). These are the files equivalent to the Document Class, View Clas

Explain class module and standard module, Difference between Class Module a...

Difference between Class Module and Standard Module? Standard module: -This place for variable declarations,procedures etc.& it can accessed these procedures in whereve

Variable scope, Variables must always be described with the smallest scope ...

Variables must always be described with the smallest scope possible. VBScript variables can have the given scope. Scope Where Variable is Declared

Need help on macros in visual basic, I have an excel list with a lot's of s...

I have an excel list with a lot's of serial numbers that have been entered by hand from PDFs online (1-5 serial numbers per PDF). Many of the values are duplicates, wrong, or conta

Investment loan program, I have all my program done except the loan part th...

I have all my program done except the loan part that I am having a lot of troubles with

Sum of numbers Calculator with Tryparse, I need assistance with writing the...

I need assistance with writing the Tryparse I have 98% of the assignment done.

Context-sensitive help, CONTEXT-SENSITIVE HELP   The Context-sensitive...

CONTEXT-SENSITIVE HELP   The Context-sensitive help gives online help for the circumstances which is associated with that state. The Context-sensitive help can be implemented

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd