inicial

1 files changed, 171 insertions, 0 deletions

diff --git a/backend/dvi/mdvi-lib/paper.c b/backend/dvi/mdvi-lib/paper.c
new file mode 100644
index 00000000..42cbcd3f
--- /dev/null
+++ b/backend/dvi/mdvi-lib/paper.c
@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2000, Matias Atria
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <config.h>
+#include <string.h>
+
+#include "common.h"
+#include "mdvi.h"
+#include "private.h"
+
+static const DviPaperSpec papers[] = {
+	{"ISO", 0, 0},
+	{"4A0", "1682mm", "2378mm"},
+	{"2A0", "1189mm", "1682mm"},
+	{"A0", "841mm", "1189mm"},
+	{"A1", "594mm", "841mm"},
+	{"A2", "420mm", "594mm"},
+	{"A3", "297mm", "420mm"},
+	{"A4", "210mm", "297mm"},
+	{"A5", "148mm", "210mm"},
+	{"A6", "105mm", "148mm"},
+	{"A7", "74mm", "105mm"},
+	{"A8", "52mm", "74mm"},
+	{"A9", "37mm", "52mm"},
+	{"A10", "26mm", "37mm"},
+	{"B0", "1000mm", "1414mm"},
+	{"B1", "707mm", "1000mm"},
+	{"B2", "500mm", "707mm"},
+	{"B3", "353mm", "500mm"},
+	{"B4", "250mm", "353mm"},
+	{"B5", "176mm", "250mm"},
+	{"B6", "125mm", "176mm"},
+	{"B7", "88mm", "125mm"},
+	{"B8", "62mm", "88mm"},
+	{"B9", "44mm", "62mm"},
+	{"B10", "31mm", "44mm"},
+	{"C0", "917mm", "1297mm"},
+	{"C1", "648mm", "917mm"},
+	{"C2", "458mm", "648mm"},
+	{"C3", "324mm", "458mm"},
+	{"C4", "229mm", "324mm"},
+	{"C5", "162mm", "229mm"},
+	{"C6", "114mm", "162mm"},
+	{"C7", "81mm", "114mm"},
+	{"C8", "57mm", "81mm"},
+	{"C9", "40mm", "57mm"},
+	{"C10", "28mm", "40mm"},
+	{"US", 0, 0},
+	{"archA", "9in", "12in"},
+	{"archB", "12in", "18in"},
+	{"archC", "18in", "24in"},
+	{"archD", "24in", "36in"},
+	{"archE", "36in", "48in"},
+	{"executive", "7.5in", "10in"},
+	{"flsa", "8.5in", "13in"},
+	{"flse", "8.5in", "13in"},
+	{"halfletter", "5.5in", "8.5in"},
+	{"letter", "8.5in", "11in"},
+	{"legal", "8.5in", "14in"},
+	{"ledger", "17in", "11in"},
+	{"note", "7.5in", "10in"},
+	{"tabloid", "11in", "17in"},
+	{"statement", "5.5in", "8.5in"},	
+	{0, 0, 0}
+};
+
+static DviPaperClass str2class(const char *name)
+{
+	if(STRCEQ(name, "ISO"))
+		return MDVI_PAPER_CLASS_ISO;
+	else if(STRCEQ(name, "US"))
+		return MDVI_PAPER_CLASS_US;
+	return MDVI_PAPER_CLASS_CUSTOM;
+}
+
+int	mdvi_get_paper_size(const char *name, DviPaper *paper)
+{
+	const DviPaperSpec *sp;
+	double	a, b;
+	char	c, d, e, f;
+	char	buf[32];
+
+	paper->pclass = MDVI_PAPER_CLASS_CUSTOM;
+	if(sscanf(name, "%lfx%lf%c%c", &a, &b, &c, &d) == 4) {
+		sprintf(buf, "%12.16f%c%c", a, c, d);
+		paper->inches_wide = unit2pix_factor(buf);
+		sprintf(buf, "%12.16f%c%c", b, c, d);
+		paper->inches_tall = unit2pix_factor(buf);
+		paper->name = _("custom");
+		return 0;
+	} else if(sscanf(name, "%lf%c%c,%lf%c%c", &a, &c, &d, &b, &e, &f) == 6) {
+		sprintf(buf, "%12.16f%c%c", a, c, d);
+		paper->inches_wide = unit2pix_factor(buf);
+		sprintf(buf, "%12.16f%c%c", b, e, f);
+		paper->inches_tall = unit2pix_factor(buf);
+		paper->name = _("custom");
+		return 0;
+	}
+	
+	for(sp = &papers[0]; sp->name; sp++) {
+		if(!sp->width || !sp->height) {
+			paper->pclass = str2class(sp->name);
+			continue;
+		}
+		if(strcasecmp(sp->name, name) == 0) {
+			paper->inches_wide = unit2pix_factor(sp->width);
+			paper->inches_tall = unit2pix_factor(sp->height);
+			paper->name = sp->name;
+			return 0;
+		}
+	}
+	return -1;
+}
+
+DviPaperSpec *mdvi_get_paper_specs(DviPaperClass pclass)
+{
+	int	i;
+	int	first, count;
+	DviPaperSpec *spec, *ptr;
+	
+	first = -1;
+	count = 0;
+	if(pclass == MDVI_PAPER_CLASS_ANY || 
+	   pclass == MDVI_PAPER_CLASS_CUSTOM) {
+	   	first = 0;
+		count = (sizeof(papers) / sizeof(papers[0])) - 3;
+	} else for(i = 0; papers[i].name; i++) {
+		if(papers[i].width == NULL) {
+			if(str2class(papers[i].name) == pclass)
+				first = i;
+			else if(first >= 0)
+				break;
+		} else if(first >= 0)
+			count++;
+	}
+	ptr = spec = xnalloc(DviPaperSpec, count + 1);
+	for(i = first; papers[i].name&& count > 0; i++) {
+		if(papers[i].width) {
+			ptr->name = papers[i].name;
+			ptr->width = papers[i].width;
+			ptr->height = papers[i].height;
+			ptr++;
+			count--;
+		}
+	}
+	ptr->name = NULL;
+	ptr->width = NULL;
+	ptr->height = NULL;
+
+	return spec;
+}
+
+void	mdvi_free_paper_specs(DviPaperSpec *spec)
+{
+	mdvi_free(spec);
+}