diff options
| author | Jean-Philippe Bruyère <jp_bruyere@hotmail.com> | 2018-12-10 18:48:30 +0100 |
|---|---|---|
| committer | Jean-Philippe Bruyère <jp_bruyere@hotmail.com> | 2018-12-10 18:48:30 +0100 |
| commit | 3c6887e62dcce8d3e1c9693eaf580932521b4014 (patch) | |
| tree | 5cf08a7589dce289d8dca6d60e328b32935a63a5 /src/Gradient.cs | |
| parent | fd3cf7597b2c3084c41993fe2043a484466c4fa9 (diff) | |
netcore support
Diffstat (limited to 'src/Gradient.cs')
| -rw-r--r-- | src/Gradient.cs | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/src/Gradient.cs b/src/Gradient.cs deleted file mode 100644 index 2630c42a..00000000 --- a/src/Gradient.cs +++ /dev/null @@ -1,140 +0,0 @@ -// -// Gradient.cs -// -// Author: -// Jean-Philippe Bruyère <jp.bruyere@hotmail.com> -// -// Copyright (c) 2013-2017 Jean-Philippe Bruyère -// -// 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 System.Collections.Generic; -using Cairo; - -namespace Crow -{ - public class Gradient : Fill - { - public enum Type - { - Vertical, - Horizontal, - Oblic, - Radial - } - public class ColorStop - { - public double Offset; - public Color Color; - - public ColorStop(double offset, Color color){ - Offset = offset; - Color = color; - } - public static object Parse(string s) - { - if (string.IsNullOrEmpty (s)) - return null; - - string[] parts = s.Trim ().Split (':'); - - if (parts.Length > 2) - throw new Exception ("too many parameters in color stop: " + s); - - if (parts.Length == 2) - return new ColorStop (double.Parse (parts [0]), (Color)parts [1]); - - return new ColorStop (-1, (Color)parts [0]); - } - } - public Gradient.Type GradientType = Type.Vertical; -// public double x0; -// public double y0; -// public double x1; -// public double y1; -// public double Radius1; -// public double Radius2; - public List<ColorStop> Stops = new List<ColorStop>(); - public Gradient(Gradient.Type _type) - { - GradientType = _type; - } - - #region implemented abstract members of Fill - - public override void SetAsSource (Context ctx, Rectangle bounds = default(Rectangle)) - { - Cairo.Gradient grad = null; - switch (GradientType) { - case Type.Vertical: - grad = new Cairo.LinearGradient (bounds.Left, bounds.Top, bounds.Left, bounds.Bottom); - break; - case Type.Horizontal: - grad = new Cairo.LinearGradient (bounds.Left, bounds.Top, bounds.Right, bounds.Top); - break; - case Type.Oblic: - grad = new Cairo.LinearGradient (bounds.Left, bounds.Top, bounds.Right, bounds.Bottom); - break; - case Type.Radial: - throw new NotImplementedException (); - } - - foreach (ColorStop cs in Stops) { - if (cs == null) - continue; - grad.AddColorStop (cs.Offset, cs.Color); - } - - ctx.SetSource (grad); - grad.Dispose (); - } - #endregion - - public static object Parse(string s) - { - if (string.IsNullOrEmpty (s)) - return Color.White; - - Crow.Gradient tmp; - - string[] stops = s.Trim ().Split ('|'); - - switch (stops[0].Trim()) { - case "vgradient": - tmp = new Gradient (Type.Vertical); - break; - case "hgradient": - tmp = new Gradient (Type.Horizontal); - break; - case "ogradient": - tmp = new Gradient (Type.Oblic); - break; - default: - throw new Exception ("Unknown gradient type: " + stops [0]); - } - - for (int i = 1; i < stops.Length; i++) - tmp.Stops.Add((ColorStop)ColorStop.Parse(stops[i])); - - return tmp; - } - } -} - |