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, We will discuss scripting language; called VB Script. VBScript i...

We will discuss scripting language; called VB Script. VBScript is Microsoft's scripting language. It enables us to write programs which enhance the power of Web pages by letting us

Create a vb application to make the text bold, Question 1 Create a VB appl...

Question 1 Create a VB application to make the text bold, italic, underlined and also color the text (using checkbox, option button, textbox controls) Question 2 Create a

Vb program for simple image processing, A program needs to be written that ...

A program needs to be written that is capable of simple image processing. All the images that are available for you to use, can be found on Blackboard in the Assignments section. T

Login form, How to create a login form in vb 2010

How to create a login form in vb 2010

Help cnt get result to disply, Ask question #Minimum 10Public Class Form1 ...

Ask question #Minimum 10Public Class Form1 ''=============================================== ''Date: June 24, 2014 ''Author: Xochitl Nisbet ''Purpose: Convert Celsi

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

Odbc, ODBC   The ODBC gives an API which distinguishes the data base v...

ODBC   The ODBC gives an API which distinguishes the data base vendors implementation via the ODBC drivers specific to a DBMS. The program will use the API to call the ODBC dr

Creation of the menu in visual basic, Creation of the Menu in VB 1. Ini...

Creation of the Menu in VB 1. Initiate a new project by choosing a file and then new project. 2. Now select the Standard EXE as the Project type. 3. Build the Form1 activ

Dialog - database applications, DIALOG   The dialog is a window which ...

DIALOG   The dialog is a window which contains controls. The Dialog boxes are the form of input and output. The control can be placed on the dialog box for communicating. If y

program that compares interest rates between two banks, 'This program comp...

'This program compares interest rates between two banks and determines the best bank PublicClassForm1 PrivateSub Button1_Click(sender AsSystem.Object, e AsSystem.EventArgs) H

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