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++

Application that determines the optimal inventory policy, Objective: To dev...

Objective: To develop an Application (Excel + VBA) that determines the optimal inventory policy under an All-Units Discount scheme. APPLICATION CHARACTERISTICS Consider the

Validation controls, Describe different validation controls of VB.net?

Describe different validation controls of VB.net?

Illustration of ccolordialog, ILLUSTRATION OF CCOLORDIALOG The construc...

ILLUSTRATION OF CCOLORDIALOG The constructor of the CColorDialog takes the initial parameter as the default color and the next parameter specifies how much the dialog is displa

Windows 32 bit (win 32) applications, WINDOWS 32 BIT (WIN 32) APPLICATIONS ...

WINDOWS 32 BIT (WIN 32) APPLICATIONS   The Win 32 based applications are the applications developed for the windows family of the operating systems. The Win 32 applications ac

Application for vehicle dealership, A vehicle dealership has a number of di...

A vehicle dealership has a number of different items for sale: motorbikes, cars, vans and boats. Each class of items for sale has different characteristics that need to be recor

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.

Help, Assume that s is a string variable that is supposed to contain a va...

Assume that s is a string variable that is supposed to contain a value to be converted to integer. Write a fragment of code that converts the value to integer variable and displ

We are need of vb.net dynamically created gridview, We are need of VB.NET D...

We are need of VB.NET Dynamically Created Gridview with Textboxes, DDLs Utilizing VB code in ASP.NET I dynamically create a calendar showing either 3 or 6 or 9 or 12 months, dep

Calculating annual percent yield, I am having a hard time with calculating ...

I am having a hard time with calculating APY in my project. Every time I run the program my second APY is blank.

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