78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
|
/*
|
||
|
* Copyright © 2018 Google, Inc.
|
||
|
*
|
||
|
* This is part of HarfBuzz, a text shaping library.
|
||
|
*
|
||
|
* Permission is hereby granted, without written agreement and without
|
||
|
* license or royalty fees, to use, copy, modify, and distribute this
|
||
|
* software and its documentation for any purpose, provided that the
|
||
|
* above copyright notice and the following two paragraphs appear in
|
||
|
* all copies of this software.
|
||
|
*
|
||
|
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
|
||
|
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
|
||
|
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
|
||
|
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
|
||
|
* DAMAGE.
|
||
|
*
|
||
|
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
|
||
|
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
|
||
|
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
|
||
|
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
|
||
|
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
|
||
|
*
|
||
|
* Google Author(s): Garret Rieger
|
||
|
*/
|
||
|
|
||
|
#ifndef HB_OT_HDMX_TABLE_HH
|
||
|
#define HB_OT_HDMX_TABLE_HH
|
||
|
|
||
|
#include "hb-open-type-private.hh"
|
||
|
|
||
|
namespace OT {
|
||
|
|
||
|
#define HB_OT_TAG_hdmx HB_TAG('h','d','m','x')
|
||
|
|
||
|
|
||
|
struct DeviceRecord
|
||
|
{
|
||
|
HBUINT8 pixel_size;
|
||
|
HBUINT8 max_width;
|
||
|
HBUINT8 widths[VAR];
|
||
|
};
|
||
|
|
||
|
struct hdmx
|
||
|
{
|
||
|
inline unsigned int get_size (void) const
|
||
|
{
|
||
|
return min_size + num_records * size_device_record;
|
||
|
}
|
||
|
|
||
|
inline const DeviceRecord& operator [] (unsigned int i) const
|
||
|
{
|
||
|
if (unlikely (i >= num_records)) return Null(DeviceRecord);
|
||
|
return StructAtOffset<DeviceRecord> (this, min_size + i * size_device_record);
|
||
|
}
|
||
|
|
||
|
inline bool sanitize (hb_sanitize_context_t *c) const
|
||
|
{
|
||
|
TRACE_SANITIZE (this);
|
||
|
return_trace (likely (c->check_struct (this)
|
||
|
&& version == 0));
|
||
|
}
|
||
|
|
||
|
HBUINT16 version;
|
||
|
HBINT16 num_records;
|
||
|
HBINT32 size_device_record;
|
||
|
|
||
|
DeviceRecord records[VAR];
|
||
|
|
||
|
DEFINE_SIZE_MIN (8);
|
||
|
|
||
|
};
|
||
|
|
||
|
} /* namespace OT */
|
||
|
|
||
|
|
||
|
#endif /* HB_OT_HDMX_TABLE_HH */
|