studio/src/plugins/gui_editor/texture_chooser.cpp

   1 // Ryzom Core Studio GUI Editor plugin <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This source file has been modified by the following contributors:
   5 // Copyright (C) 2014  Laszlo KIS-ADAM (dfighter) <dfighter1985@gmail.com>
   6 //
   7 // This program is free software: you can redistribute it and/or modify
   8 // it under the terms of the GNU Affero General Public License as
   9 // published by the Free Software Foundation, either version 3 of the
  10 // License, or (at your option) any later version.
  11 //
  12 // This program is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU Affero General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU Affero General Public License
  18 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 #include "texture_chooser.h"
  21 #include "nel/misc/path.h"
  22 #include "nel/misc/bitmap.h"
  23 #include "nel/misc/file.h"
  24 #include <vector>
  25 #include <string>
  26 #include <QPixmap>
  27 #include <QImage>
  28 #include <QListWidget>
  29
  30 #include "nel/gui/view_renderer.h"
  31
  32 struct TextureChooserPrivate
  33 {
  34         QListWidget *fileTextures;
  35         QListWidget *atlasTextures;
  36
  37         TextureChooserPrivate()
  38         {
  39                 fileTextures = new QListWidget();
  40                 atlasTextures = new QListWidget();
  41         }
  42 };
  43
  44 TextureChooser::TextureChooser( QDialog *parent ) :
  45 QDialog( parent )
  46 {
  47         setupUi( this );
  48
  49         d_ptr = new TextureChooserPrivate;
  50         this->tabWidget->clear();
  51         this->tabWidget->addTab( d_ptr->fileTextures, tr( "File textures" ) );
  52         this->tabWidget->addTab( d_ptr->atlasTextures, tr( "Atlas texture" ) );
  53
  54         setupConnections();
  55 }
  56
  57 TextureChooser::~TextureChooser()
  58 {
  59         delete d_ptr;
  60         d_ptr = NULL;
  61 }
  62
  63
  64 void TextureChooser::load()
  65 {
  66         // Load the file textures
  67         d_ptr->fileTextures->clear();
  68
  69         std::vector< std::string > textures;
  70         //NLMISC::CPath::getFileList( "tga", textures );
  71         NLMISC::CPath::getFileListByPath( "dds", "interfaces", textures );
  72         NLMISC::CPath::getFileListByPath( "dds", "gamedev", textures );
  73
  74         std::sort( textures.begin(), textures.end() );
  75
  76         std::vector< std::string >::const_iterator itr = textures.begin();
  77         while( itr != textures.end() )
  78         {
  79                 d_ptr->fileTextures->addItem( itr->c_str() );
  80                 ++itr;
  81         }
  82
  83         // Now load the atlas textures
  84         d_ptr->atlasTextures->clear();
  85         textures.clear();
  86
  87         NLGUI::CViewRenderer::getInstance()->getTextureNames( textures );
  88         itr = textures.begin();
  89         while( itr != textures.end() )
  90         {
  91                 d_ptr->atlasTextures->addItem( itr->c_str() );
  92                 ++itr;
  93         }
  94
  95         // set the file textures row after the atlas, because they are shown first
  96         d_ptr->atlasTextures->setCurrentRow( 0 );
  97         d_ptr->fileTextures->setCurrentRow( 0 );
  98 }
  99
 100 void TextureChooser::accept()
 101 {
 102         QListWidgetItem *item = d_ptr->fileTextures->currentItem();
 103         if( item == NULL )
 104                 return;
 105
 106         selection = item->text();
 107         QDialog::accept();
 108 }
 109
 110 void TextureChooser::reject()
 111 {
 112         selection = "";
 113
 114         QDialog::reject();
 115 }
 116
 117 void TextureChooser::onFileTxtRowChanged( int row )
 118 {
 119         if( row < 0 )
 120                 return;
 121
 122         QListWidgetItem *item = d_ptr->fileTextures->item( row );
 123         QString fn = item->text();
 124
 125         std::string rfn = fn.toUtf8().constData();
 126         rfn = NLMISC::CPath::lookup( rfn );
 127
 128         NLMISC::CIFile f;
 129         bool b = f.open( rfn );
 130         if( !b )
 131         {
 132                 return;
 133         }
 134
 135         NLMISC::CBitmap bm;
 136         uint8 depth = bm.load( f );
 137         f.close();
 138         b = bm.convertToType( NLMISC::CBitmap::RGBA );
 139         if( !b )
 140         {
 141                 return;
 142         }
 143
 144         setPreviewImage( bm );
 145 }
 146
 147 void TextureChooser::onAtlasTxtRowChanged( int row )
 148 {
 149         if( row < 0 )
 150                 return;
 151
 152         QListWidgetItem *item = d_ptr->atlasTextures->item( row );
 153         QString fn = item->text();
 154
 155         std::string rfn = fn.toUtf8().constData();
 156
 157         NLMISC::CBitmap bm;
 158
 159         bool b = NLGUI::CViewRenderer::getInstance()->getTexture( bm, rfn );
 160         if( !b )
 161                 return;
 162
 163         setPreviewImage( bm );
 164 }
 165
 166
 167 void TextureChooser::setupConnections()
 168 {
 169         connect( d_ptr->fileTextures, SIGNAL( currentRowChanged( int ) ), this, SLOT( onFileTxtRowChanged( int ) ) );
 170         connect( d_ptr->atlasTextures, SIGNAL( currentRowChanged( int ) ), this, SLOT( onAtlasTxtRowChanged( int ) ) );
 171 }
 172
 173 void TextureChooser::setPreviewImage( NLMISC::CBitmap &bm )
 174 {
 175         // should be depth, but CBitmap always uses 32 bit to store the image
 176         uint32 size = bm.getSize() * ( 32 / 8 );
 177         uint8 *data = new uint8[ size ];
 178         bm.getData( data );
 179
 180         /// Convert from ABGR to ARGB
 181         {
 182                 int i = 0;
 183                 while( i < size )
 184                 {
 185                         uint8 t = 0;
 186
 187                         /// ABGR
 188                         t = data[ i ];
 189                         data[ i ] = data[ i + 2 ];
 190                         data[ i + 2 ] = t;
 191
 192                         i += 4;
 193                 }
 194         }
 195
 196         QImage img( data, bm.getWidth(), bm.getHeight(), QImage::Format_ARGB32 );
 197         label->setPixmap( QPixmap::fromImage( img ) );
 198
 199         delete data;
 200         data = NULL;
 201 }
 202
 203
 204