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
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
|
/*
* A quick hack to use the print output to write out a file. This
* then makes 'save as...' PDF.
*
* Authors:
* Ted Gould <ted@gould.cx>
* Ulf Erikson <ulferikson@users.sf.net>
*
* Copyright (C) 2004-2006 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_CAIRO_PDF
#include "cairo-pdf-out.h"
#include <print.h>
#include "extension/system.h"
#include "extension/print.h"
#include "extension/db.h"
#include "extension/output.h"
#include "display/nr-arena.h"
#include "display/nr-arena-item.h"
#include "sp-path.h"
namespace Inkscape {
namespace Extension {
namespace Internal {
bool
CairoPdfOutput::check (Inkscape::Extension::Extension * module)
{
if (NULL == Inkscape::Extension::db.get(SP_MODULE_KEY_PRINT_CAIRO_PDF))
return FALSE;
return TRUE;
}
static unsigned int
pdf_print_document_to_file(SPDocument *doc, gchar const *filename, unsigned int pdf_level, bool texttopath, bool filtertobitmap)
{
Inkscape::Extension::Print *mod;
SPPrintContext context;
gchar const *oldconst;
gchar *oldoutput;
unsigned int ret;
sp_document_ensure_up_to_date(doc);
mod = Inkscape::Extension::get_print(SP_MODULE_KEY_PRINT_CAIRO_PDF);
oldconst = mod->get_param_string("destination");
oldoutput = g_strdup(oldconst);
mod->set_param_string("destination", (gchar *)filename);
/* Start */
context.module = mod;
/* fixme: This has to go into module constructor somehow */
/* Create new arena */
const gchar* exportId = mod->get_param_string("exportId");
bool exportDrawing = mod->get_param_bool("exportDrawing");
bool exportCanvas = mod->get_param_bool("exportCanvas");
if (exportId && strcmp(exportId, "")) {
// we want to export the given item only
mod->base = SP_ITEM(doc->getObjectById(exportId));
if (exportCanvas)
mod->set_param_bool("pageBoundingBox", TRUE);
else
mod->set_param_bool("pageBoundingBox", FALSE);
} else {
// we want to export the entire document from root
mod->base = SP_ITEM(sp_document_root(doc));
if (exportDrawing)
mod->set_param_bool("pageBoundingBox", FALSE);
else
mod->set_param_bool("pageBoundingBox", TRUE);
}
mod->arena = NRArena::create();
mod->dkey = sp_item_display_key_new(1);
mod->root = sp_item_invoke_show(mod->base, mod->arena, mod->dkey, SP_ITEM_SHOW_DISPLAY);
/* Print document */
ret = mod->begin(doc);
if (ret) {
sp_item_invoke_print(mod->base, &context);
ret = mod->finish();
}
/* Release arena */
sp_item_invoke_hide(mod->base, mod->dkey);
mod->base = NULL;
nr_arena_item_unref(mod->root);
mod->root = NULL;
nr_object_unref((NRObject *) mod->arena);
mod->arena = NULL;
/* end */
mod->set_param_string("destination", oldoutput);
g_free(oldoutput);
return ret;
}
/**
\brief This function calls the print system with the filename
\param mod unused
\param doc Document to be saved
\param uri Filename to save to (probably will end in .pdf)
The most interesting thing that this function does is just attach
an '>' on the front of the filename. This is the syntax used to
tell the printing system to save to file.
*/
void
CairoPdfOutput::save (Inkscape::Extension::Output *mod, SPDocument *doc, const gchar *uri)
{
Inkscape::Extension::Extension * ext;
unsigned int ret;
ext = Inkscape::Extension::db.get(SP_MODULE_KEY_PRINT_CAIRO_PDF);
if (ext == NULL)
return;
bool old_textToPath = FALSE;
bool new_textToPath = FALSE;
try {
old_textToPath = ext->get_param_bool("textToPath");
new_textToPath = mod->get_param_bool("textToPath");
ext->set_param_bool("textToPath", new_textToPath);
}
catch(...) {
g_warning("Parameter <textToPath> might not exist");
}
bool old_blurToBitmap = FALSE;
bool new_blurToBitmap = FALSE;
try {
old_blurToBitmap = ext->get_param_bool("blurToBitmap");
new_blurToBitmap = mod->get_param_bool("blurToBitmap");
ext->set_param_bool("blurToBitmap", new_blurToBitmap);
}
catch(...) {
g_warning("Parameter <blurToBitmap> might not exist");
}
const gchar* old_exportId = NULL;
const gchar* new_exportId = NULL;
try {
old_exportId = ext->get_param_string("exportId");
new_exportId = mod->get_param_string("exportId");
ext->set_param_string("exportId", new_exportId);
}
catch(...) {
g_warning("Parameter <exportId> might not exist");
}
bool old_exportDrawing = false;
bool new_exportDrawing = false;
try {
old_exportDrawing = ext->get_param_bool("exportDrawing");
new_exportDrawing = mod->get_param_bool("exportDrawing");
ext->set_param_bool("exportDrawing", new_exportDrawing);
}
catch(...) {
g_warning("Parameter <exportDrawing> might not exist");
}
bool old_exportCanvas = false;
bool new_exportCanvas = false;
try {
old_exportCanvas = ext->get_param_bool("exportCanvas");
new_exportCanvas = mod->get_param_bool("exportCanvas");
ext->set_param_bool("exportCanvas", new_exportCanvas);
}
catch(...) {
g_warning("Parameter <exportCanvas> might not exist");
}
gchar * final_name;
final_name = g_strdup_printf("> %s", uri);
ret = pdf_print_document_to_file(doc, final_name, 0, new_textToPath, new_blurToBitmap);
g_free(final_name);
try {
ext->set_param_bool("blurToBitmap", old_blurToBitmap);
}
catch(...) {
g_warning("Parameter <blurToBitmap> might not exist");
}
try {
ext->set_param_bool("textToPath", old_textToPath);
}
catch(...) {
g_warning("Parameter <textToPath> might not exist");
}
try {
ext->set_param_string("exportId", old_exportId);
}
catch(...) {
g_warning("Parameter <exportId> might not exist");
}
try {
ext->set_param_bool("exportDrawing", old_exportDrawing);
}
catch(...) {
g_warning("Parameter <exportDrawing> might not exist");
}
try {
ext->set_param_bool("exportCanvas", old_exportCanvas);
}
catch(...) {
g_warning("Parameter <exportCanvas> might not exist");
}
if (!ret)
throw Inkscape::Extension::Output::save_failed();
return;
}
#include "clear-n_.h"
/**
\brief A function allocate a copy of this function.
This is the definition of PDF out. This function just
calls the extension system with the memory allocated XML that
describes the data.
*/
void
CairoPdfOutput::init (void)
{
Inkscape::Extension::build_from_mem(
"<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
"<name>" N_("Cairo PDF Output") "</name>\n"
"<id>org.inkscape.output.pdf.cairo</id>\n"
"<param name=\"PDFversion\" gui-text=\"" N_("Restrict to PDF version") "\" type=\"enum\" >\n"
"<_item value='PDF14'>" N_("PDF 1.4") "</_item>\n"
"</param>\n"
"<param name=\"textToPath\" gui-text=\"" N_("Convert texts to paths") "\" type=\"boolean\">false</param>\n"
"<param name=\"blurToBitmap\" gui-text=\"" N_("Convert blur effects to bitmaps") "\" type=\"boolean\">false</param>\n"
"<param name=\"resolution\" gui-text=\"" N_("Preferred resolution (DPI) of bitmaps") "\" type=\"int\" min=\"72\" max=\"2400\">90</param>\n"
"<param name=\"exportDrawing\" gui-text=\"" N_("Export drawing, not page") "\" type=\"boolean\">false</param>\n"
"<param name=\"exportCanvas\" gui-text=\"" N_("Export canvas") "\" type=\"boolean\">false</param>\n"
"<param name=\"exportId\" gui-text=\"" N_("Limit export to the object with ID") "\" type=\"string\"></param>\n"
"<output>\n"
"<extension>.pdf</extension>\n"
"<mimetype>application/pdf</mimetype>\n"
"<filetypename>" N_("PDF via Cairo (*.pdf)") "</filetypename>\n"
"<filetypetooltip>" N_("PDF File") "</filetypetooltip>\n"
"</output>\n"
"</inkscape-extension>", new CairoPdfOutput());
return;
}
} } } /* namespace Inkscape, Extension, Implementation */
#endif /* HAVE_CAIRO_PDF */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
|
