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
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
|
/*
* font.c: Font handling for the DVB On Screen Display
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: font.c 1.11 2005/01/14 13:25:35 kls Exp $
*/
#include "config.h"
#include <ctype.h>
#include "font.h"
#include "tools.h"
#include "fontfix-iso8859-1.c"
#include "fontosd-iso8859-1.c"
#include "fontsml-iso8859-1.c"
#include "fontfix-iso8859-2.c"
#include "fontosd-iso8859-2.c"
#include "fontsml-iso8859-2.c"
#include "fontfix-iso8859-5.c"
#include "fontosd-iso8859-5.c"
#include "fontsml-iso8859-5.c"
#include "fontfix-iso8859-7.c"
#include "fontosd-iso8859-7.c"
#include "fontsml-iso8859-7.c"
#include "fontfix-iso8859-13.c"
#include "fontosd-iso8859-13.c"
#include "fontsml-iso8859-13.c"
#include "fontfix-iso8859-15.c"
#include "fontosd-iso8859-15.c"
#include "fontsml-iso8859-15.c"
// --- cFont -----------------------------------------------------------------
static void *FontData[eDvbCodeSize][eDvbFontSize] = {
{ FontOsd_iso8859_1, FontFix_iso8859_1, FontSml_iso8859_1 },
{ FontOsd_iso8859_2, FontFix_iso8859_2, FontSml_iso8859_2 },
{ FontOsd_iso8859_5, FontFix_iso8859_5, FontSml_iso8859_5 },
{ FontOsd_iso8859_7, FontFix_iso8859_7, FontSml_iso8859_7 },
{ FontOsd_iso8859_13, FontFix_iso8859_13, FontSml_iso8859_13 },
{ FontOsd_iso8859_15, FontFix_iso8859_15, FontSml_iso8859_15 },
};
static const char *FontCode[eDvbCodeSize] = {
"iso8859-1",
"iso8859-2",
"iso8859-5",
"iso8859-7",
"iso8859-13",
"iso8859-15",
};
eDvbCode cFont::code = code_iso8859_1;
cFont *cFont::fonts[eDvbFontSize] = { NULL };
cFont::cFont(void *Data)
{
SetData(Data);
}
void cFont::SetData(void *Data)
{
if (Data) {
height = ((tCharData *)Data)->height;
for (int i = 0; i < NUMCHARS; i++)
data[i] = (tCharData *)&((tPixelData *)Data)[(i < 32 ? 0 : i - 32) * (height + 2)];
}
else
height = 0;
}
int cFont::Width(const char *s) const
{
int w = 0;
while (s && *s)
w += Width(*s++);
return w;
}
int cFont::Height(const char *s) const
{
int h = 0;
if (s && *s)
h = height; // all characters have the same height!
return h;
}
bool cFont::SetCode(const char *Code)
{
for (int i = 0; i < eDvbCodeSize; i++) {
if (strcmp(Code, FontCode[i]) == 0) {
SetCode(eDvbCode(i));
return true;
}
}
return false;
}
void cFont::SetCode(eDvbCode Code)
{
if (code != Code) {
code = Code;
for (int i = 0; i < eDvbFontSize; i++) {
if (fonts[i])
fonts[i]->SetData(FontData[code][i]);
}
}
}
void cFont::SetFont(eDvbFont Font, void *Data)
{
delete fonts[Font];
fonts[Font] = new cFont(Data ? Data : FontData[code][Font]);
}
const cFont *cFont::GetFont(eDvbFont Font)
{
if (Setup.UseSmallFont == 0 && Font == fontSml)
Font = fontOsd;
else if (Setup.UseSmallFont == 2 && Font == fontOsd)
Font = fontSml;
if (!fonts[Font])
SetFont(Font);
return fonts[Font];
}
// --- cTextWrapper ----------------------------------------------------------
cTextWrapper::cTextWrapper(void)
{
text = eol = NULL;
lines = 0;
lastLine = -1;
}
cTextWrapper::cTextWrapper(const char *Text, const cFont *Font, int Width)
{
text = NULL;
Set(Text, Font, Width);
}
cTextWrapper::~cTextWrapper()
{
free(text);
}
void cTextWrapper::Set(const char *Text, const cFont *Font, int Width)
{
free(text);
text = Text ? strdup(Text) : NULL;
eol = NULL;
lines = 0;
lastLine = -1;
if (!text)
return;
lines = 1;
if (Width <= 0)
return;
char *Blank = NULL;
char *Delim = NULL;
int w = 0;
stripspace(text); // strips trailing newlines
for (char *p = text; *p; ) {
if (*p == '\n') {
lines++;
w = 0;
Blank = Delim = NULL;
p++;
continue;
}
else if (isspace(*p))
Blank = p;
int cw = Font->Width(*p);
if (w + cw > Width) {
if (Blank) {
*Blank = '\n';
p = Blank;
continue;
}
else {
// Here's the ugly part, where we don't have any whitespace to
// punch in a newline, so we need to make room for it:
if (Delim)
p = Delim + 1; // let's fall back to the most recent delimiter
char *s = MALLOC(char, strlen(text) + 2); // The additional '\n' plus the terminating '\0'
int l = p - text;
strncpy(s, text, l);
s[l] = '\n';
strcpy(s + l + 1, p);
free(text);
text = s;
p = text + l;
continue;
}
}
else
w += cw;
if (strchr("-.,:;!?_", *p)) {
Delim = p;
Blank = NULL;
}
p++;
}
}
const char *cTextWrapper::Text(void)
{
if (eol) {
*eol = '\n';
eol = NULL;
}
return text;
}
const char *cTextWrapper::GetLine(int Line)
{
char *s = NULL;
if (Line < lines) {
if (eol) {
*eol = '\n';
if (Line == lastLine + 1)
s = eol + 1;
eol = NULL;
}
if (!s) {
s = text;
for (int i = 0; i < Line; i++) {
s = strchr(s, '\n');
if (s)
s++;
else
break;
}
}
if (s) {
if ((eol = strchr(s, '\n')) != NULL)
*eol = 0;
}
lastLine = Line;
}
return s;
}
|
