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++

Object naming conventions, The following table lists suggested conventions ...

The following table lists suggested conventions for objects you might encounter while programming VBScript. Code Commenting Conventions All process should begin with a brie

Methods - vbscript dictionary object, Methods: VBScript Dictionary Object ...

Methods: VBScript Dictionary Object Method D escription Add Method Adds a key, item pair. Exists Method

How to include list box control in visual basic project, How to Include Lis...

How to Include List Box control in your project A list box is used for representing the users with a data. You can prefer the data from the list box for data entry. No editing

Introduction to visual c++ programming, INTRODUCTION to VISUAL C++ PROGRAMM...

INTRODUCTION to VISUAL C++ PROGRAMMING This section introduces you to develop the applications using VC++. The Single document interface (SDI), multiple document interface (MDI

Dialog boxes in vb, DIALOG BOXES IN VB The two dialog boxes, namely, th...

DIALOG BOXES IN VB The two dialog boxes, namely, the message box and the input box are usually used in the Visual Basic. The message box is used for displaying the messages to

Programming project using straight-line method, Depreciation to a Salvage V...

Depreciation to a Salvage Value of 0.   For tax purposes an item may be depreciated over a period of several years, n. With the straight-line method of depreciation, each year th

Dictionary, how to make dictionary in vb using ms access

how to make dictionary in vb using ms access

Use serialize function in document class to implement file, USE OF SERIALIZ...

USE OF SERIALIZE FUNCTION IN DOCUMENT CLASS TO IMPLEMENT FILE void CStoreDoc::Serialize(CArchive& ar) { if (ar.IsStoring()) { // TODO: add storing code here }

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