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Gradient.vala in libsvgbird

This file is a part of the Birdfont project.

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Send patches or pull requests to johan.mattsson.m@gmail.com.
Clone this repository: git clone https://github.com/johanmattssonm/birdfont.git

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1 /* 2 Copyright (C) 2015 2016 Johan Mattsson 3 4 This library is free software; you can redistribute it and/or modify 5 it under the terms of the GNU Lesser General Public License as 6 published by the Free Software Foundation; either version 3 of the 7 License, or (at your option) any later version. 8 9 This library is distributed in the hope that it will be useful, but 10 WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 */ 14 15 using Cairo; 16 using Math; 17 18 namespace SvgBird { 19 20 public abstract class Gradient : GLib.Object { 21 public Gee.ArrayList<Stop> stops; 22 23 public string id = ""; 24 public string? href = null; 25 public SvgTransforms transforms; 26 27 public Gradient () { 28 stops = new Gee.ArrayList<Stop> (); 29 transforms = new SvgTransforms (); 30 } 31 32 public void copy_stops (Gradient g) { 33 foreach (Stop stop in g.stops) { 34 stops.add (stop.copy ()); 35 } 36 } 37 38 public Matrix get_matrix () { 39 return transforms.get_matrix (); 40 } 41 42 public void copy_gradient (Gradient from, Gradient to) { 43 foreach (Stop s in from.stops) { 44 to.stops.add (s.copy ()); 45 } 46 47 to.id = from.id; 48 to.href = from.href; 49 to.transforms = from.transforms.copy (); 50 51 } 52 53 public abstract Gradient copy (); 54 public abstract string to_string (); 55 56 } 57 58 } 59