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++

What is meant by dtd?, Question 1 Design a form based applications using l...

Question 1 Design a form based applications using labels, text boxes, and buttons to perform basic arithmetic operations on integers Question 2 Describe the concept of Except

Check box - visual basic, Check Box: The check box control takes the v...

Check Box: The check box control takes the value as on or off or grayed. The grayed one is neither on nor off. The user can transform the setting of the grayed check box.

Variable scope prefixes, Variable Scope Prefixes As script size rise, s...

Variable Scope Prefixes As script size rise, so does the value of being capable to rapidly differentiate the scope of variables. A one-letter scope prefix preceding type prefix

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

Software with inappropriate behavior - basics of gui design, Software With ...

Software With Inappropriate Behavior: You would save a document; print it, and then you'll try to close it. The program will ask you if you want to save. This is because; the

Naming restrictions, For naming anything variable names follow the standard...

For naming anything variable names follow the standard rules in VBScript. A variable name: Should begin with an alphabetic character. Cannot have an embedded period. Sh

For each next loop - vbscript, A For Each...Next loop is similar to a For.....

A For Each...Next loop is similar to a For...Next loop. Rather than repeating the statements a particular number of times, For Each...Next loop repeats group of statements for each

Explain dtd elements and dtd attributes, Problem 1. Describe the concep...

Problem 1. Describe the concept of exception in .Net environment 2. Explain the process of adding, updating and deleting records with an example 3. Explain DTD elements a

Data types, what are the basic vb data types

what are the basic vb data types

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