nel/tools/3d/tile_edit_qt/tiles_model.cpp

   1 // NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #include "common.h"
  18 #include <QtGui/QtGui>
  19 #include "tiles_model.h"
  20 #include "tile_widget.h"
  21
  22
  23 bool caseInsensitiveLessThan(const TileModel &t1, const TileModel &t2)
  24 {
  25         return t1.getIndex() < t2.getIndex();
  26 }
  27
  28
  29 TileModel::TileModel():pixmapSide(128),tileLabel(QObject::tr("Right-Click to select Bitmap")), index(-1)
  30 {
  31 }
  32
  33 TileModel::TileModel(const QPixmap &pixmap, QString tileLabel, int index):pixmap(pixmap), tileLabel(tileLabel), index(index)
  34 {
  35         pixmapSide = pixmap.width();
  36 }
  37
  38 TileModel::TileModel(int pixmapSide, QString tileLabel, int index):pixmapSide(pixmapSide), index(index)
  39 {
  40         if (!tileLabel.isEmpty())
  41                 this->tileLabel = tileLabel;
  42         else
  43                 this->tileLabel = QObject::tr("Right-Click to select Bitmap");
  44 }
  45
  46
  47
  48
  49 tiles_model::tiles_model(QObject *parent)
  50     : QAbstractListModel(parent)
  51 {
  52 }
  53
  54 QVariant tiles_model::data(const QModelIndex &index, int role) const
  55 {
  56         if (!index.isValid())
  57                 return QVariant();
  58
  59         if (role == Qt::DecorationRole || role == Qt::UserRole)
  60         {
  61                 CTile_Widget wiwi;
  62                 wiwi.initWidget(tiles.value(index.row()).getPixmap(), tiles.value(index.row()).getPixmapSide(), tiles.value(index.row()).getTileLabel());
  63 #ifdef USE_QT5
  64                 QPixmap pixpix = wiwi.grab(wiwi.contentsRect());
  65 #else
  66                 QPixmap pixpix = QPixmap::grabWidget(&wiwi, wiwi.contentsRect());
  67 #endif
  68                 return pixpix;
  69         }
  70         else if (role == Qt::UserRole + 1)
  71         {
  72                 return tiles.value(index.row()).getIndex();
  73         }
  74
  75         return QVariant();
  76 }
  77
  78 void tiles_model::sort ( int column, Qt::SortOrder order)
  79 {
  80         qSort(tiles.begin(), tiles.end(), caseInsensitiveLessThan);
  81 }
  82
  83
  84 void tiles_model::addTile(const TileModel &tile)
  85 {
  86
  87     int row;
  88     if (int(2.0*qrand()/(RAND_MAX+1.0)) == 1)
  89         row = 0;
  90     else
  91         row = tiles.size();
  92
  93     beginInsertRows(QModelIndex(), row, row);
  94
  95         tiles.insert(row, tile);
  96
  97         endInsertRows();
  98 }
  99
 100
 101 Qt::ItemFlags tiles_model::flags(const QModelIndex &index) const
 102 {
 103     if (index.isValid())
 104         return (Qt::ItemIsEnabled | Qt::ItemIsSelectable);
 105
 106     return Qt::ItemIsDropEnabled;
 107 }
 108
 109 bool tiles_model::removeRows(int row, int count, const QModelIndex &parent)
 110 {
 111     if (parent.isValid())
 112         return false;
 113
 114     if(!tiles.size())
 115         return false;
 116
 117     if (row >= tiles.size() || row + count <= 0)
 118         return false;
 119
 120     int beginRow = qMax(0, row);
 121     int endRow = qMin(row + count - 1, tiles.size() - 1);
 122
 123     beginRemoveRows(parent, beginRow, endRow);
 124     while (beginRow <= endRow) {
 125         tiles.removeAt(beginRow);
 126         ++beginRow;
 127     }
 128
 129     endRemoveRows();
 130
 131     return true;
 132 }
 133
 134
 135 int tiles_model::rowCount(const QModelIndex &parent) const
 136 {
 137     if (parent.isValid())
 138         return 0;
 139     else
 140         return tiles.size();
 141 }
 142
 143
 144 void tiles_model::removeAllTiles()
 145 {
 146     if(tiles.size())
 147     {
 148         beginRemoveRows(QModelIndex(), 0, tiles.size() - 1);
 149         tiles.clear();
 150         endRemoveRows();
 151     }
 152 }