File: palette_file.cpp

package info (click to toggle)
aseprite 1.0.5+ds-2
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 9,504 kB
  • ctags: 18,296
  • sloc: cpp: 84,144; ansic: 49,119; xml: 1,971; objc: 1,211; asm: 117; makefile: 45
file content (139 lines) | stat: -rw-r--r-- 3,867 bytes parent folder | download
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
/* Aseprite
 * Copyright (C) 2001-2014  David Capello
 *
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "app/context.h"
#include "app/document.h"
#include "app/file/file.h"
#include "app/file/file_format.h"
#include "app/file/file_formats_manager.h"
#include "base/path.h"
#include "base/string.h"
#include "raster/cel.h"
#include "raster/file/col_file.h"
#include "raster/file/gpl_file.h"
#include "raster/image.h"
#include "raster/layer.h"
#include "raster/palette.h"
#include "raster/sprite.h"

namespace app {

using namespace raster;

void get_readable_palette_extensions(char* buf, int size)
{
  get_readable_extensions(buf, size);
  strcat(buf, ",col,gpl");
}

void get_writable_palette_extensions(char* buf, int size)
{
  get_writable_extensions(buf, size);
  strcat(buf, ",col,gpl");
}

Palette* load_palette(const char *filename)
{
  std::string ext = base::string_to_lower(base::get_file_extension(filename));
  Palette* pal = NULL;

  if (ext == "col") {
    pal = raster::file::load_col_file(filename);
  }
  else if (ext == "gpl") {
    pal = raster::file::load_gpl_file(filename);
  }
  else {
    FileFormat* ff = FileFormatsManager::instance()->getFileFormatByExtension(ext.c_str());
    if (ff->support(FILE_SUPPORT_LOAD)) {
      FileOp* fop = fop_to_load_document(NULL, filename,
        FILE_LOAD_SEQUENCE_NONE |
        FILE_LOAD_ONE_FRAME);
      if (fop && !fop->has_error()) {
        fop_operate(fop, NULL);
        fop_post_load(fop);

        if (fop->document &&
            fop->document->sprite() &&
            fop->document->sprite()->getPalette(FrameNumber(0))) {
          pal = new Palette(
            *fop->document->sprite()->getPalette(FrameNumber(0)));

          // TODO remove this line when support for palettes with less
          // than 256 colors is added.
          pal->resize(Palette::MaxColors);
        }

        delete fop->document;
        fop_done(fop);
      }
    }
  }

  if (pal)
    pal->setFilename(filename);

  return pal;
}

bool save_palette(const char *filename, Palette* pal)
{
  std::string ext = base::string_to_lower(base::get_file_extension(filename));
  bool success = false;

  if (ext == "col") {
    success = raster::file::save_col_file(pal, filename);
  }
  else if (ext == "gpl") {
    success = raster::file::save_gpl_file(pal, filename);
  }
  else {
    FileFormat* ff = FileFormatsManager::instance()->getFileFormatByExtension(ext.c_str());
    if (ff->support(FILE_SUPPORT_SAVE)) {
      app::Context tmpContext;
      doc::Document* doc = tmpContext.documents().add(
        16, 16, doc::ColorMode::INDEXED,
        Palette::MaxColors);

      Sprite* sprite = doc->sprite();
      doc->sprite()->setPalette(pal, false);

      LayerImage* layer = dynamic_cast<LayerImage*>(sprite->folder()->getFirstLayer());
      Image* image = layer->getCel(FrameNumber(0))->image();

      int x, y, c;
      for (y=c=0; y<16; y++)
        for (x=0; x<16; x++)
          image->putPixel(x, y, c++);

      doc->setFilename(filename);
      success = (save_document(&tmpContext, doc) == 0);

      doc->close();
      delete doc;
    }
  }

  return success;
}

}