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++

Events, everything about events

everything about events

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

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

How to create a login form in vb 2010

Data control, DATA CONTROL The data control is used to connect to the d...

DATA CONTROL The data control is used to connect to the database. Three properties are very necessary to connect to the database. The primary property is the database name. You

Web Scraping via program, I''m trying to create a program in VB.net that wi...

I''m trying to create a program in VB.net that will basically load the page within itself and allow you to input data via the program rather than going to the actual site using you

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

Visual interface based on visual patterns , Visual Interface  Based On Vis...

Visual Interface  Based On Visual Patterns: The visual user interface should create recognizable patterns and text will be used for differentiating the objects with similar pa

Class wizard, CLASS WIZARD The Class wizard shown in figure is a tool t...

CLASS WIZARD The Class wizard shown in figure is a tool to handle the message handlers for objects, to define the member variables. Figure: Class Wizard

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

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