summaryrefslogtreecommitdiff
path: root/graphics/epix/label_data.cc
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/label_data.cc
Initial commit
Diffstat (limited to 'graphics/epix/label_data.cc')
-rw-r--r--graphics/epix/label_data.cc140
1 files changed, 140 insertions, 0 deletions
diff --git a/graphics/epix/label_data.cc b/graphics/epix/label_data.cc
new file mode 100644
index 0000000000..7f0e8b20f2
--- /dev/null
+++ b/graphics/epix/label_data.cc
@@ -0,0 +1,140 @@
+/*
+ * label_data.cc -- ePiX::label_data class
+ *
+ * This file is part of ePiX, a C++ library for creating high-quality
+ * figures in LaTeX
+ *
+ * Version 1.1.21
+ * Last Change: September 22, 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
+ */
+
+#include <sstream>
+
+#include "enums.h"
+
+#include "triples.h"
+#include "pairs.h"
+
+#include "label_data.h"
+#include "camera.h"
+#include "screen_data.h"
+#include "screen.h"
+
+#include "clipping.h"
+
+#include "paint_style.h"
+
+#include "active_screen.h"
+#include "glyph.h"
+
+namespace ePiX {
+
+ label_data::label_data(const P& here, const P& offset,
+ const std::string& text, epix_mark_type mark)
+ : m_here(here), m_offset(offset.x1(), offset.x2()),
+ m_text(text), m_mark(mark), m_sizes(the_mark_size()),
+ m_style(the_label_style()), m_seen(!the_clip_box().clips(m_here))
+ {
+ // set axis tick color to line color; rotation ok if requested
+ if (m_mark == HTICK || m_mark == VTICK)
+ m_style.text_color(the_paint_style().line_color());
+ }
+
+ // generate label text from user-specified function of 2 or 3 variables
+ label_data::label_data(const P& here, const P& offset,
+ std::string f(double,double), epix_mark_type mark)
+ : m_here(here), m_offset(offset.x1(), offset.x2()),
+ m_text(f(here.x1(), here.x2())),
+ m_mark(mark), m_sizes(the_mark_size()), m_style(the_label_style()),
+ m_seen(!the_clip_box().clips(m_here))
+ {
+ if (m_mark == HTICK || m_mark == VTICK)
+ m_style.text_color(the_paint_style().line_color());
+ }
+
+ label_data::label_data(const P& here, const P& offset,
+ std::string f(double,double,double),
+ epix_mark_type mark)
+ : m_here(here), m_offset(offset.x1(), offset.x2()),
+ m_text(f(here.x1(), here.x2(), here.x3())),
+ m_mark(mark), m_sizes(the_mark_size()), m_style(the_label_style()),
+ m_seen(!the_clip_box().clips(m_here))
+ {
+ if (m_mark == HTICK || m_mark == VTICK)
+ m_style.text_color(the_paint_style().line_color());
+ }
+
+ // markers subject to masking, border
+ // Only this constructor aligns TICK marks, prevents their rotation
+ label_data::label_data(const P& here, epix_mark_type mark, epix_label_posn A)
+ : m_here(here), m_offset(0, 0),
+ m_text(""), m_mark(mark), m_sizes(the_mark_size()),
+ m_style(the_label_style()), m_seen(!the_clip_box().clips(m_here))
+ {
+ if (m_mark == HTICK || m_mark == VTICK)
+ {
+ m_style.text_color(the_paint_style().line_color());
+ m_style.label_angle(0); // no initial rotation
+
+ // prevent unseemly alignment; default is c, so needn't check
+ if (m_mark == HTICK && A == t || A == b)
+ m_style.align_to(A);
+
+ else if (A == l || A == r)
+ m_style.align_to(A);
+ }
+ }
+
+
+ label_data& label_data::text_color(const Color& col)
+ {
+ m_style.text_color(col);
+ return *this;
+ }
+
+ label_data& label_data::mask_color(const Color& col)
+ {
+ m_style.mask_color(col);
+ return *this;
+ }
+
+ label_data& label_data::align_to(epix_label_posn align)
+ {
+ m_style.align_to(align);
+ return *this;
+ }
+
+ // send colors through cam
+ void label_data::draw() const
+ {
+ if (m_seen)
+ (*active_screen()).m_screen->add_tile(glyph(cam()(m_here), m_offset,
+ m_text, m_mark, m_sizes,
+ m_style.seen_through(cam()),
+ true));
+ }
+} // end of namespace