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++

Vbscript variables, A variable is convenient placeholder which refers to a ...

A variable is convenient placeholder which refers to a computer memory location where you can store program information which may change when your script is running. For instance,

Write a program to sort and display an array, Problem 1. Describe the i...

Problem 1. Describe the importance and usage of .net framework in visual Studio 2. Write a program to sort and display an array of integers in ascending order using the conc

Project on VB6.0, I need a VB6 software for making a soccerboard for 10 tea...

I need a VB6 software for making a soccerboard for 10 teams & automatically generate their fixtures

Graphics device interface - windows programming , Graphics Device Interface...

Graphics Device Interface - GDI:   The GDI is a windows API. The GDI uses a set of generic graphics objects to draw to the screen, to the memory and printers. Therefore the p

Lotto program, You are asked to create the LOTO game customized according t...

You are asked to create the LOTO game customized according to the following constraints: 1. Create a grid containing 20 numbers (20 buttons: button1, button2, …button20) 2. When t

Events - intrinsic contol, Events: The Controls are placed on a form a...

Events: The Controls are placed on a form and then to make them functional an "event procedure" is related with the control object. An event process is what happens in respons

Document view architecture, DOCUMENT VIEW ARCHITECTURE The Document/Vie...

DOCUMENT VIEW ARCHITECTURE The Document/View architecture is used to build an application based on the Microsoft Foundation Classes library. The Document/View architecture is s

Program for elevator application, You are given a console program in both V...

You are given a console program in both VB and C# that uses a class CElevator (ElevatorAppAssign). The main modules are in the assign directory class files. Below is a discus

Variant subtypes, Beyond the simple string or numeric classifications, Vari...

Beyond the simple string or numeric classifications, Variant can make added distinctions regarding the specific nature of numeric information. For instance, you can have numeric in

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

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