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
|
// K-3D
// Copyright (c) 1995-2008, Timothy M. Shead
//
// Contact: tshead@k-3d.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of 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.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, read to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/** \file
\author Timothy M. Shead
*/
#include <k3d-i18n-config.h>
#include <k3dsdk/bitmap_source.h>
#include <k3dsdk/document_plugin_factory.h>
#include <k3dsdk/node.h>
#include <k3dsdk/options.h>
#include <k3dsdk/path.h>
#include <boost/gil/extension/io/jpeg_io.hpp>
namespace module
{
namespace jpeg
{
namespace io
{
/////////////////////////////////////////////////////////////////////////////
// bitmap_reader
class bitmap_reader :
public k3d::node,
public k3d::bitmap_source<bitmap_reader>
{
typedef k3d::node base;
public:
bitmap_reader(k3d::iplugin_factory& Factory, k3d::idocument& Document) :
base(Factory, Document),
m_file(init_owner(*this) + init_name("file") + init_label(_("File")) + init_description(_("Browse for an input bitmap")) + init_value(k3d::filesystem::path()) + init_path_mode(k3d::ipath_property::READ) + init_path_type(k3d::options::path::bitmaps()))
{
m_file.changed_signal().connect(k3d::hint::converter<
k3d::hint::convert<k3d::hint::any, k3d::hint::none> >(make_update_bitmap_slot()));
}
void on_resize_bitmap(k3d::bitmap& Output)
{
const k3d::filesystem::path file = m_file.pipeline_value();
if(file.empty())
return;
try
{
k3d::log() << info << "Reading " << file.native_console_string() << " using " << get_factory().name() << std::endl;
boost::gil::jpeg_read_and_convert_image(file.native_filesystem_string(), Output);
}
catch(std::exception& e)
{
k3d::log() << error << k3d_file_reference << ": caught exception: " << e.what() << std::endl;
}
catch(...)
{
k3d::log() << error << k3d_file_reference << ": caught unknown exception" << std::endl;
}
}
void on_assign_pixels(k3d::bitmap& Output)
{
}
static k3d::iplugin_factory& get_factory()
{
static k3d::document_plugin_factory<bitmap_reader,
k3d::interface_list<k3d::ibitmap_source> > factory(
k3d::uuid(0xfbee383b, 0x8443128c, 0x6c8b0ba9, 0xda52ceba),
"JPEGBitmapReader",
_("Loads a JPEG (*.jpeg) bitmap from the filesystem"),
"Bitmap BitmapReader",
k3d::iplugin_factory::STABLE);
return factory;
}
private:
k3d_data(k3d::filesystem::path, immutable_name, change_signal, with_undo, local_storage, no_constraint, path_property, path_serialization) m_file;
};
/////////////////////////////////////////////////////////////////////////////
// bitmap_reader_factory
k3d::iplugin_factory& bitmap_reader_factory()
{
return bitmap_reader::get_factory();
}
} // namespace io
} // namespace jpeg
} // namespace module
|
