Mono.Cairo 1.0.5000.0 2.0.0.0 System.Object System.IDisposable

Patterns allow you to tile or extend images and objects and allow you to draw things like gradients.


/* example assumes the Graphics object has already been set up  and width and height are initialized*/

        static void draw (Cairo.Graphics gr, int width, int height)
        {
                int w, h;
                ImageSurface image;
                Matrix matrix;
                Pattern pattern;

                gr.Scale (width, height);
                gr.LineWidth = 0.04;

                image = new ImageSurface ("data/e.png");
                w = image.Width;
                h = image.Height;

                pattern = new Pattern (image);
                pattern.Extend = Cairo.Extend.Repeat;

                gr.Translate (0.5, 0.5);
                gr.Rotate (Math.PI / 4);
                gr.Scale (1 / Math.Sqrt (2), 1 / Math.Sqrt (2));
                gr.Translate (- 0.5, - 0.5);

                matrix = new Matrix ();
                matrix.InitScale (w * 5.0, h * 5.0);

                pattern.Matrix = matrix;

                gr.Pattern = pattern;

                gr.Rectangle ( new PointD (0, 0),
                               1.0, 1.0);
                gr.Fill ();

                pattern.Destroy ();
                image.Destroy();
        }

Constructor

Internal constructor for creating an empty Pattern object.

1.0.5000.0 2.0.0.0 Constructor the cairo surface.

Create a new Pattern for the given surface.

System.Obsolete("Use the SurfacePattern constructor") 1.0.5000.0 2.0.0.0 Method System.Void

Destroys a Pattern.

1.0.5000.0 2.0.0.0 Method System.Void Whether this is being called from IDisposable.Dispose.

Internal method, called by derived classes that might implement Dispose.

1.0.5000.0 2.0.0.0 Method 1.0.5000.0 2.0.0.0 System.Void

To be added.

To be added. Property Cairo.Matrix

Gets or sets the Matrix for the current pattern.

the matrix 1.0.5000.0 2.0.0.0 Field System.IntPtr

Cairo's C API pattern.

1.0.5000.0 2.0.0.0 Property Cairo.PatternType

The type of the patter.

To be added. Returns the type of the pattern. 1.0.5000.0 2.0.0.0 Property System.IntPtr

Provides access to the raw Cairo C API pattern.

the pointer 1.0.5000.0 2.0.0.0 Method System.Void

References (increments reference count) of the pattern.

1.0.5000.0 2.0.0.0 Property Cairo.Status

Checks whether an error has previously occurred for this surface.

the status 1.0.5000.0 2.0.0.0 Method 1.0.5000.0 2.0.0.0 System.Void

To be added.