summaryrefslogtreecommitdiffstats
path: root/gfx/ots/src/cvt.cc
diff options
context:
space:
mode:
authorwolfbeast <mcwerewolf@wolfbeast.com>2019-11-14 10:07:01 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-11-14 10:07:01 +0100
commit0f8691a48869932cd3de5195f5211c25e4691b21 (patch)
tree829675d64c457be0b447dfbcf9534cc22f83d392 /gfx/ots/src/cvt.cc
parent36975f3865948f3faa959fe386e58b22783bd379 (diff)
downloadUXP-0f8691a48869932cd3de5195f5211c25e4691b21.tar
UXP-0f8691a48869932cd3de5195f5211c25e4691b21.tar.gz
UXP-0f8691a48869932cd3de5195f5211c25e4691b21.tar.lz
UXP-0f8691a48869932cd3de5195f5211c25e4691b21.tar.xz
UXP-0f8691a48869932cd3de5195f5211c25e4691b21.zip
Issue #1288 - Part 4: Update the OpenType Sanitizer component to 8.0.0
Diffstat (limited to 'gfx/ots/src/cvt.cc')
-rw-r--r--gfx/ots/src/cvt.cc47
1 files changed, 14 insertions, 33 deletions
diff --git a/gfx/ots/src/cvt.cc b/gfx/ots/src/cvt.cc
index 1402e7c06..2e0257889 100644
--- a/gfx/ots/src/cvt.cc
+++ b/gfx/ots/src/cvt.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
@@ -7,59 +7,40 @@
// cvt - Control Value Table
// http://www.microsoft.com/typography/otspec/cvt.htm
-#define TABLE_NAME "cvt"
-
namespace ots {
-bool ots_cvt_parse(Font *font, const uint8_t *data, size_t length) {
+bool OpenTypeCVT::Parse(const uint8_t *data, size_t length) {
Buffer table(data, length);
- OpenTypeCVT *cvt = new OpenTypeCVT;
- font->cvt = cvt;
-
if (length >= 128 * 1024u) {
- return OTS_FAILURE_MSG("Length (%d) > 120K"); // almost all cvt tables are less than 4k bytes.
+ return Error("Length (%d) > 120K"); // almost all cvt tables are less than 4k bytes.
}
if (length % 2 != 0) {
- return OTS_FAILURE_MSG("Uneven cvt length (%d)", length);
+ return Error("Uneven table length (%d)", length);
}
if (!table.Skip(length)) {
- return OTS_FAILURE_MSG("Length too high");
+ return Error("Table length too high");
}
- cvt->data = data;
- cvt->length = length;
+ this->data = data;
+ this->length = length;
return true;
}
-bool ots_cvt_should_serialise(Font *font) {
- if (!font->glyf) {
- return false; // this table is not for CFF fonts.
- }
- return font->cvt != NULL;
-}
-
-bool ots_cvt_serialise(OTSStream *out, Font *font) {
- const OpenTypeCVT *cvt = font->cvt;
-
- if (!out->Write(cvt->data, cvt->length)) {
- return OTS_FAILURE_MSG("Failed to write CVT table");
+bool OpenTypeCVT::Serialize(OTSStream *out) {
+ if (!out->Write(this->data, this->length)) {
+ return Error("Failed to write cvt table");
}
return true;
}
-void ots_cvt_reuse(Font *font, Font *other) {
- font->cvt = other->cvt;
- font->cvt_reused = true;
-}
-
-void ots_cvt_free(Font *font) {
- delete font->cvt;
+bool OpenTypeCVT::ShouldSerialize() {
+ return Table::ShouldSerialize() &&
+ // this table is not for CFF fonts.
+ GetFont()->GetTable(OTS_TAG_GLYF) != NULL;
}
} // namespace ots
-
-#undef TABLE_NAME