// // // Mono.Cairo drawing samples using image (png) as drawing surface // Author: Hisham Mardam Bey // // // Copyright (C) 2004 Novell, Inc (http://www.novell.com) // // Permission is hereby granted, free of charge, to any person obtaining // a copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to // permit persons to whom the Software is furnished to do so, subject to // the following conditions: // // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // using System; using Cairo; public class CairoTest { static readonly double M_PI = 3.14159265358979323846; static void draw (Cairo.Context gr, int width, int height) { gr.Scale (width, height); gr.LineWidth = 0.04; gr.SelectFontFace ("Sans", FontSlant.Normal, FontWeight.Bold); gr.SetFontSize (0.35); gr.MoveTo ( new PointD(0.04, 0.53) ); gr.ShowText ("Hello"); gr.MoveTo ( new PointD(0.27, 0.65) ); gr.TextPath ("void"); gr.ColorRgb = new Color (0.5, 0.5, 1, 0); gr.FillPreserve (); gr.ColorRgb = new Color (0, 0, 0, 0); gr.LineWidth = 0.01; gr.Stroke (); gr.Color = new Color (1,0.2,0.2, 0.6); gr.Arc (0.04, 0.53, 0.02, 0, 2*M_PI); gr.Arc (0.27, 0.65, 0.02, 0, 2*M_PI); gr.Fill (); } static void Main () { Surface s = new ImageSurface (Format.ARGB32, 500, 500); Cairo.Context g = new Cairo.Context (s); draw (g, 500, 500); s.WriteToPng ("text.png"); } }