summaryrefslogtreecommitdiff
path: root/graphics/epix/path_data.h
diff options
context:
space:
mode:
authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /graphics/epix/path_data.h
Initial commit
Diffstat (limited to 'graphics/epix/path_data.h')
-rw-r--r--graphics/epix/path_data.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/graphics/epix/path_data.h b/graphics/epix/path_data.h
new file mode 100644
index 0000000000..fa7803f976
--- /dev/null
+++ b/graphics/epix/path_data.h
@@ -0,0 +1,101 @@
+/*
+ * path_data.h -- ePiX implementation classes for polygons and paths
+ *
+ * This file is part of ePiX, a C++ library for creating high-quality
+ * figures in LaTeX
+ *
+ * Version 1.1.18
+ * Last Change: September 14, 2007
+ */
+
+/*
+ * Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
+ * Andrew D. Hwang <rot 13 nujnat at zngupf dot ubylpebff dot rqh>
+ * Department of Mathematics and Computer Science
+ * College of the Holy Cross
+ * Worcester, MA, 01610-2395, USA
+ */
+
+/*
+ * ePiX is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * ePiX is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with ePiX; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef EPIX_PATH_DATA
+#define EPIX_PATH_DATA
+
+#include <list>
+#include <vector>
+
+#include "triples.h"
+#include "edge_data.h"
+
+namespace ePiX {
+
+ class Camera;
+ class Color;
+ class halfspace;
+ class pen_data;
+ class screen;
+ class Sphere;
+
+ // sequence of vertices
+ class path_data {
+ public:
+ path_data();
+ path_data(const std::vector<P>&, bool closed=false, bool filled=false);
+ path_data(const std::list<edge3d>&, bool closed=false, bool filled=false);
+
+ path_data* clone() const;
+
+ // add points
+ path_data& pt(const P&);
+
+ // concatenate path_data segments
+ path_data& operator+= (path_data);
+
+ // concatenate, reversing second sequence
+ path_data& operator-= (path_data);
+
+ bool is_closed() const;
+ bool is_filled() const;
+
+ // make loop and prevent subsequent additions of points
+ path_data& close();
+
+ // (un)set fill flag if closed
+ path_data& fill(const bool arg=true);
+
+ path_data& clip();
+ path_data& clip_to(const halfspace&);
+
+ // assumes path already lies on sphere
+ path_data& clip_to(const Sphere&, const P& viewpt, bool back=false);
+
+ void photo(screen&, const Camera&, const Color& fill,
+ const pen_data& line, const pen_data& base) const;
+
+ void draw() const;
+ void draw(const Color&, const pen_data&) const;
+
+ private:
+ bool m_closed;
+ bool m_filled;
+
+ std::list<edge3d> m_data;
+
+ }; // end of class path_data
+
+} // end of namespace
+
+#endif /* EPIX_PATH_DATA */