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++

Visual basic program, Create the flowcharts using MS Visio, MS Excel or MS ...

Create the flowcharts using MS Visio, MS Excel or MS Word to demonstrate the algorithm. Submit your flowchart under the assignment for CH7-4-26 Flowchart. Part Printouts H

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

Objective of vb script, The objective of this unit is to describe the basic...

The objective of this unit is to describe the basics of VBScript. After completing this unit, you will be capable to write code for Web pages via VBScript. You will be able to unde

Software that is obscure - basics of gui design, Software That Is Obscure: ...

Software That Is Obscure: The Software hides the intensions, meaning and actions from the user. For illustration, if a user is asked whether a full installation, the custom in

Do until loop statement , Do Until Loop Statement: The statements with...

Do Until Loop Statement: The statements within the do...until loop block executes till the condition given in until become true. The working of do...until loop is elaborated w

Vbscript dictionary object properties, Just like normal objects Dictionary ...

Just like normal objects Dictionary object also has definite properties. These properties can be set to any valid value & can be retrieved as and while required. Pr

Application Deployment , I would like to know how to deploy a VB.NET Applic...

I would like to know how to deploy a VB.NET Application using SQL SERVER as a back-end database

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

Employee data, Part 1: Create an application that allows the user to enter ...

Part 1: Create an application that allows the user to enter the following employee data: First Name, Middle Name, Last Name, Employee Number, Department, Telephone Number, Telephon

Conditional statements, You can control the flow of your script with condit...

You can control the flow of your script with conditional statements & looping statements.  By using conditional statements, you can write VBScript code which makes decisions and re

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