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++

Storage and retrieval systems, STORAGE AND RETRIEVAL SYSTEMS   The sto...

STORAGE AND RETRIEVAL SYSTEMS   The storage system is a depository. It is a physical container and gives mechanisms to put in the depository and take them back. The retrieval

Develop web pages which use vbscript, In this unit you have learned how to ...

In this unit you have learned how to develop Web pages which use VBScript. You have learned to insert logic to your Web pages as along with any other programming application. You h

Dictionary, how to make dictionary in vb using ms access

how to make dictionary in vb using ms access

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

Runtime proggramming, i have a database i want mange it network and i want ...

i have a database i want mange it network and i want write it with vb.net so how i can do this

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

Vb code to run various iterations , What I understand from the assignment i...

What I understand from the assignment is I have to make the VB code in file nu1. xlsm generic, and run several iterations for Kc and Ti to find out the optimal combination which wi

Sub and function procedures in code, In your code A, Function has to always...

In your code A, Function has to always be used on the right side of a variable assignment or in an expression. For illustration: Temp = Celsius(fDegrees) or Msg Box "The C

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

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