84 lines
3.0 KiB
Diff
84 lines
3.0 KiB
Diff
From 180cf468f8999cfb7245bac5b3be447aefa6c852 Mon Sep 17 00:00:00 2001
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From: Ondrej Dubaj <odubaj@redhat.com>
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Date: Fri, 3 Sep 2021 08:24:19 +0200
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Subject: [PATCH] Reject text or ellipse angles beyond -2pi to 2pi, #76
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In fact, generously extend the allowed range to -7 to 7.
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Sane applications, e.g., xfig, certainly keep the angles within one revolution.
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---
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CHANGES | 5 +++--
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fig2dev/object.h | 7 ++++---
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fig2dev/tests/read.at | 8 ++++++++
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3 files changed, 15 insertions(+), 5 deletions(-)
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diff --git a/CHANGES b/CHANGES
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index f1bbbc3..52daead 100644
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--- a/CHANGES
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+++ b/CHANGES
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@@ -6,8 +6,9 @@ Patchlevel Xx (Xxx 20xx)
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BUGS FIXED:
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Ticket numbers refer to https://sourceforge.net/p/mcj/tickets/#.
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- o Fix ticket #81.
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- o Do not allow ASCII NUL anywhere in input. Fixes ticket #80.
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+ o Accept text and ellipse angles only within -2*pi to 2*pi. Fixes #76.
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+ o Allow -1 as default TeX font, not only 0. Fixes #71, #75, #81.
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+ o Do not allow ASCII NUL anywhere in input. Fixes #65, #68, #73, #80.
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o Use getline() to improve input scanning.
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Fixes tickets #58, #59, #61, #62, #67, #78, #79.
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o Correctly scan embedded pdfs for /MediaBox value.
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diff --git a/fig2dev/object.h b/fig2dev/object.h
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index fe56bbb..8464010 100644
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--- a/fig2dev/object.h
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+++ b/fig2dev/object.h
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@@ -3,7 +3,7 @@
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* Copyright (c) 1991 by Micah Beck
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* Parts Copyright (c) 1985-1988 by Supoj Sutanthavibul
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* Parts Copyright (c) 1989-2015 by Brian V. Smith
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- * Parts Copyright (c) 2015-2019 by Thomas Loimer
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+ * Parts Copyright (c) 2015-2020 by Thomas Loimer
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*
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* Any party obtaining a copy of these files is granted, free of charge, a
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* full and unrestricted irrevocable, world-wide, paid up, royalty-free,
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@@ -94,7 +94,8 @@ typedef struct f_ellipse {
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#define INVALID_ELLIPSE(e) \
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e->type < T_ELLIPSE_BY_RAD || e->type > T_CIRCLE_BY_DIA || \
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COMMON_PROPERTIES(e) || (e->direction != 1 && e->direction != 0) || \
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- e->radiuses.x == 0 || e->radiuses.y == 0
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+ e->radiuses.x == 0 || e->radiuses.y == 0 || \
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+ e->angle < -7. || e->angle > 7.
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typedef struct f_arc {
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int type;
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@@ -243,7 +244,7 @@ typedef struct f_text {
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t->type < T_LEFT_JUSTIFIED || t->type > T_RIGHT_JUSTIFIED || \
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t->font < DEFAULT || t->font > MAX_PSFONT || \
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t->flags < DEFAULT || t->flags >= 2 * HIDDEN_TEXT || \
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- t->height < 0 || t->length < 0
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+ t->height < 0 || t->length < 0 || t->angle < -7. || t->angle > 7.
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typedef struct f_control {
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double lx, ly, rx, ry; /* used by older versions*/
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diff --git a/fig2dev/tests/read.at b/fig2dev/tests/read.at
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index 60982b0..c53fbb9 100644
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--- a/fig2dev/tests/read.at
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+++ b/fig2dev/tests/read.at
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@@ -422,6 +422,14 @@ AT_KEYWORDS([read.c svg])
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AT_CHECK([fig2dev -L svg $srcdir/data/text_w_ascii0.fig], 1, ignore, ignore)
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AT_CLEANUP
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+AT_SETUP([reject out of range text angle, ticket #76])
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+AT_CHECK([fig2dev -L pstricks <<EOF
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+FIG_FILE_TOP
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+4 0 0 50 -1 -1 12 9e26 0 150 405 0 0 Very slanted text\001
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+EOF
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+], 1, ignore, ignore)
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+AT_CLEANUP
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+
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AT_BANNER([Dynamically allocate picture file name.])
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AT_SETUP([prepend fig file path to picture file name])
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--
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2.31.1
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