Tag Archives: PathGradientBrush

Make a rotating brush in C#

Posted on January 5, 2016 by Rod Stephens

This example draws a background filled with a rotating brush. It then draws text over the background. When it starts the program uses the following code to create points that define a regular polygon. // The polygon’s points. private PointF[] … Continue reading →

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Make a selection dialog that uses a color wheel in C#

Posted on September 16, 2015 by Rod Stephens

The example Draw a color wheel with alpha and saturation values in C# lets the user select a color on a color wheel. This example uses that technique to build a color selection dialog. This change is fairly easy. First … Continue reading →

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Draw a color wheel with alpha and saturation values in C#

Posted on September 15, 2015 by Rod Stephens

The example Draw a colorful color wheel in C# shows how to draw a color wheel. This example lets you use scroll bars to change the alpha (opaqueness) and saturation (grayness) values of the colors. This is actually a pretty … Continue reading →

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Let the user move the center point of an elliptical gradient in C#

Posted on August 27, 2014 by Rod Stephens

The example Fill an area with an elliptical gradient in C# shows how to make a brush that fills an area with an elliptical gradient. This example just lets the user move the gradient’s center point. When you move the … Continue reading →

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Fill an area with an elliptical gradient in C#

Posted on August 27, 2014 by Rod Stephens

Filling an area with an elliptical gradient is non-trivial in a Windows Forms application because the .NET Framework libraries intended for use with Windows Forms don’t include a RadialGradientBrush class. There is such a class in the System.Windows.Media namespace, but … Continue reading →

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Fill a polygon with a PathGradientBrush in C#

Posted on August 27, 2014 by Rod Stephens

A PathGradientBrush defines a brush that shades smoothly from a “center point” to specific points along a path. This example fills a hexagon with colors that shade from white in the center to red, yellow, lime, cyan, blue, and magenta … Continue reading →

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