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++

Vb script coding conventions, Coding conventions are recommended that may h...

Coding conventions are recommended that may help you write code via Microsoft Visual Basic Scripting Edition. Coding conventions can include the given: Naming conventions for ob

Executesql - database application, Executesql: The ExecuteSQL is used ...

Executesql: The ExecuteSQL is used for executing the query on the database. The CRecordset uses the RFX mechanism to replace data between field data members of the record set

Genetics, GENETICS 1.         The branch genetics started in 1900 after...

GENETICS 1.         The branch genetics started in 1900 after rediscovery of Mendel's work. 2.         Gregor Johann Mendel is called Father of genetics. 3.         The t

Infomation system, what are the things that information system can do and t...

what are the things that information system can do and their limitations?

Restricting the vocabulary - visual interface design, Restricting The Vocab...

Restricting The Vocabulary: The properly formed vocabulary is like an inverted pyramid. All easy to learn communication system follow this pattern. The canonical vocabulary in

Develop a university database using ms-access, Question 1 Write about the ...

Question 1 Write about the Visual Basic Application Development Life cycle with a sample Forms development for performing integer arithmetic operations Question 2 Discuss the

Hungarian notation, Hungarian Notation: The Hungarian Notation was inv...

Hungarian Notation: The Hungarian Notation was invented by Charles Simonyi from Microsoft. It is a naming convention. It is a reminder of the type of a variable. The Handles h

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

Vbscript procedures, A Sub procedure is a series of VBScript statements, en...

A Sub procedure is a series of VBScript statements, enclosed through Sub & End Sub statements which perform actions however don't return a value. A Sub procedure can take arguments

Creating an order entry and editing application , Assume you are creating a...

Assume you are creating an order entry and editing application for a book store. An order consists of a product, quantity, total price, payment type including Credit/Debit card acc

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