-
Recent Books:
![[Essential Algorithms, Second Edition]](http://www.csharphelper.com/essential_algs_2e_158_200.jpg)
![[WPF 3d, Three-Dimensional Graphics with WPF and C#]](http://www.csharphelper.com/wpf3d_160_200.png)
![[The C# Helper Top 100]](http://www.csharphelper.com/top100_161_200.png)
![[Interview Puzzles Dissected]](http://www.csharphelper.com/interview_puzzles_161_200.jpg)
-
Recent Posts
-
Recent Comments
- Let the user scribble on a background image in C# - C# HelperC# Helper on Let the user scribble on a PictureBox in C#
- Ziz on Revised: Graph world total COVID-19 cases, deaths, and recoveries in C#
- RodStephens on Handle generic TreeNode mouse events in C#
- RodStephens on Let the user scribble on a PictureBox in C#
- SeungGi on Handle generic TreeNode mouse events in C#
Archives
- September 2020
- August 2020
- July 2020
- June 2020
- May 2020
- April 2020
- March 2020
- February 2020
- January 2020
- December 2019
- November 2019
- October 2019
- September 2019
- August 2019
- July 2019
- June 2019
- May 2019
- April 2019
- March 2019
- February 2019
- January 2019
- December 2018
- November 2018
- October 2018
- September 2018
- August 2018
- July 2018
- June 2018
- May 2018
- April 2018
- March 2018
- February 2018
- January 2018
- December 2017
- November 2017
- October 2017
- September 2017
- August 2017
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- December 2016
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- February 2014
- January 2014
- December 2013
- October 2013
- August 2013
- June 2013
- December 2012
- September 2012
- July 2012
- June 2012
- November 2011
- May 2011
- April 2011
- February 2011
- December 2010
Categories
- .NET
- 3D
- 3D graphics
- ADO.NET
- algorithms
- animation
- API
- arrays
- attributes
- audio
- books
- C#
- C# programming
- calculations
- challenges
- classes
- clipboard
- coding
- combinatorics
- console
- controls
- cryptography
- curve fitting
- database
- debugging
- dialogs
- directories
- Drag and Drop
- drawing
- drawings
- enums
- Event
- events
- example program
- Excel
- extension methods
- extensions
- files
- finance
- fonts
- formatting
- forms
- fractals
- ftp
- games
- GDI+
- generic
- geometry
- globalization
- graphics
- html
- IDE
- image processing
- inheritance
- interfaces
- internationalization
- internet
- interoperability
- LINQ
- lists
- localization
- mathematics
- memory
- menus
- MessageBox
- methods
- miscellany
- multimedia
- network
- Office
- OOP
- operators
- parsing
- performance
- phone
- PowerPoint
- printers
- printing
- productivity
- programs
- puzzles
- recursion
- reflection
- registry
- regular expressions
- serialization
- settings
- SQL
- stories
- strings
- syntax
- system
- threading
- three-dimensional graphics
- tips
- tools
- transformations
- Uncategorized
- user interface
- variables
- VBA
- web
- Windows Forms programming
- WMI
- Word
- wpf
- XAML
- XML
Meta
Tag Archives: aspect ratio
Crop scaled images to a desired aspect ratio in C#
I often need to crop images and sometimes I want a specific aspect ratio. (In case you haven’t heard this term before, the aspect ratio is the ratio of the image’s width to height. As an equation, it’s width / … Continue reading
Posted in drawing, graphics, image processing
Tagged aspect ratio, C#, C# programming, drawing, example, example program, graphics, image processing, Windows Forms programming
1 Comment
Graph equations while preserving aspect ratio in WPF and C#
The previous example, Graph equations entered by the user in WPF and C# shows how to graph an equation entered by the user. The user must also enter the coordinate bounds that the program should use. For example, in the … Continue reading
Posted in algorithms, drawing, graphics, mathematics, reflection, wpf
Tagged algorithms, aspect ratio, C#, C# programming, drawing, example, example program, graph, graph equation, graph function, graphics, mathematics, reflection, Windows Forms programming, WPF
2 Comments
Map drawing coordinates without distortion in C#
The post Easily map drawing coordinates in C# lets you easily map a rectangle in drawing coordinates to a rectangle in device coordinates. Often, however, you’ll want to ensure that the drawing area isn’t distorted. In other words, you don’t … Continue reading
Posted in algorithms, drawing, graphics, mathematics
Tagged aspect ratio, C#, C# programming, device coordinates, distortion, drawing, drawing coordinates, example, example program, graphics, map coordinates, Matrix, rotate, rotation, scale, scaling, transform, transformations, translate, translation, Windows Forms programming, world coordinates
1 Comment