1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
/*****************************************************************************
$Id$
File: page.cpp
Date: 30Apr06
Copyright (C) 2006-07 by Francis Cianfrocca. All Rights Reserved.
Gmail: blackhedd
This program is free software; you can redistribute it and/or modify
it under the terms of either: 1) 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; or 2) Ruby's License.
See the file COPYING for complete licensing information.
*****************************************************************************/
#include "project.h"
/******************
PageList::PageList
******************/
PageList::PageList()
{
}
/*******************
PageList::~PageList
*******************/
PageList::~PageList()
{
while (HasPages())
PopFront();
}
/***************
PageList::Front
***************/
void PageList::Front (const char **page, int *length)
{
assert (page && length);
if (HasPages()) {
Page p = Pages.front();
*page = p.Buffer;
*length = p.Size;
}
else {
*page = NULL;
*length = 0;
}
}
/******************
PageList::PopFront
******************/
void PageList::PopFront()
{
if (HasPages()) {
Page p = Pages.front();
Pages.pop_front();
if (p.Buffer)
free ((void*)p.Buffer);
}
}
/******************
PageList::HasPages
******************/
bool PageList::HasPages()
{
return (Pages.size() > 0) ? true : false;
}
/**************
PageList::Push
**************/
void PageList::Push (const char *buf, int size)
{
if (buf && (size > 0)) {
char *copy = (char*) malloc (size);
if (!copy)
throw runtime_error ("no memory in pagelist");
memcpy (copy, buf, size);
Pages.push_back (Page (copy, size));
}
}
|
