src/client/GLW/GLWSelector.cpp

   1 ////////////////////////////////////////////////////////////////////////////////
   2 //    Scorched3D (c) 2000-2009
   3 //
   4 //    This file is part of Scorched3D.
   5 //
   6 //    Scorched3D is free software; you can redistribute it and/or modify
   7 //    it under the terms of the GNU General Public License as published by
   8 //    the Free Software Foundation; either version 2 of the License, or
   9 //    (at your option) any later version.
  10 //
  11 //    Scorched3D is distributed in the hope that it will be useful,
  12 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //    GNU General Public License for more details.
  15 //
  16 //    You should have received a copy of the GNU General Public License
  17 //    along with Scorched3D; if not, write to the Free Software
  18 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 ////////////////////////////////////////////////////////////////////////////////
  20
  21 #include <GLW/GLWSelector.h>
  22 #include <GLW/GLWSelectorPart.h>
  23 #include <GLEXT/GLViewPort.h>
  24 #include <client/ScorchedClient.h>
  25 #include <common/Defines.h>
  26 #include <graph/OptionsDisplay.h>
  27
  28 GLWSelectorEntry::GLWSelectorEntry(const LangString &text,
  29         ToolTip *tooltip,
  30         bool selected,
  31         GLTexture *icon,
  32         void *userData,
  33         const std::string &dataText) :
  34         text_(text),
  35         tip_(tooltip),
  36         selected_(selected),
  37         icon_(icon),
  38         userData_(userData),
  39         dataText_(dataText),
  40         color_(1.0f, 1.0f, 1.0f),
  41         textureWidth_(0),
  42         seperator_(false)
  43 {
  44
  45 }
  46
  47 GLWSelector *GLWSelector::instance_ = 0;
  48
  49 GLWSelector *GLWSelector::instance()
  50 {
  51         if (!instance_)
  52         {
  53                 instance_ = new GLWSelector();
  54         }
  55         return instance_;
  56 }
  57
  58 GLWSelector::GLWSelector() :
  59         GLWWindow("", 0.0f, 0.0f, 0.0f, 0.0f, 0, ""),
  60         showState_(0)
  61 {
  62         visible_ = false;
  63         windowLevel_ = 1000;
  64 }
  65
  66 GLWSelector::~GLWSelector()
  67 {
  68 }
  69
  70 void GLWSelector::showSelector(GLWSelectorI *user,
  71         float x, float y,
  72         std::list<GLWSelectorEntry> &entries,
  73         unsigned int showState,
  74         bool transparent)
  75
  76 {
  77         hideSelector();
  78
  79         showState_ = showState;
  80         visible_ = true;
  81         w_ = 100000.0f;
  82         h_ = 100000.0f;
  83         user_ = user;
  84
  85         int basePosition = 0;
  86         float left = x;
  87         std::list<GLWSelectorEntry> partEntries;
  88         std::list<GLWSelectorEntry>::iterator itor;
  89         for (itor = entries.begin();
  90                 itor != entries.end();
  91                 itor++)
  92         {
  93                 partEntries.push_back(*itor);
  94                 if ((int) partEntries.size() * 20 >= GLViewPort::getHeight() - 40)
  95                 {
  96                         GLWSelectorPart *part = new GLWSelectorPart(
  97                                 user, basePosition,
  98                                 left, y,
  99                                 partEntries,
 100                                 transparent,
 101                                 0, 0); // Parent
 102                         left += part->getSelectedWidth() + 10.0f;
 103                         addPart(part);
 104                         basePosition += (int) partEntries.size();
 105                         partEntries.clear();
 106                 }
 107         }
 108         if (partEntries.size() > 0)
 109         {
 110                 GLWSelectorPart *part = new GLWSelectorPart(
 111                         user, basePosition,
 112                         left, y,
 113                         partEntries,
 114                         transparent,
 115                         0, 0); // Parent
 116                 addPart(part);
 117         }
 118 }
 119
 120 void GLWSelector::hideSelector()
 121 {
 122         visible_ = false;
 123         w_ = 0;
 124         h_ = 0;
 125         user_ = 0;
 126
 127         while (!parts_.empty())
 128         {
 129                 GLWSelectorPart *part = parts_.front();
 130                 parts_.pop_front();
 131                 delete part;
 132         }
 133 }
 134
 135 void GLWSelector::addPart(GLWSelectorPart *part)
 136 {
 137         parts_.push_back(part);
 138 }
 139
 140 void GLWSelector::rmPart(GLWSelectorPart *part)
 141 {
 142         if (part->getChild()) rmPart(part->getChild());
 143         parts_.remove(part);
 144         delete part;
 145 }
 146
 147 void GLWSelector::draw()
 148 {
 149         if (!visible_) return;
 150
 151         if (showState_ != 0 &&
 152                 ScorchedClient::instance()->getGameState().getState() != showState_)
 153         {
 154                 if (user_) user_->noItemSelected();
 155                 hideSelector();
 156                 return;
 157         }
 158
 159         unsigned int state = 0;
 160         if (OptionsDisplay::instance()->getSmoothLines())
 161         {
 162                 state |= GLState::BLEND_ON;
 163                 glEnable(GL_LINE_SMOOTH);
 164         }
 165         GLState currentState(state);
 166
 167         std::list<GLWSelectorPart *>::iterator itor;
 168         for (itor = parts_.begin();
 169                 itor != parts_.end();
 170                 itor++)
 171         {
 172                 GLWSelectorPart *part = (*itor);
 173                 part->draw();
 174         }
 175
 176         if (OptionsDisplay::instance()->getSmoothLines())
 177         {
 178                 glDisable(GL_LINE_SMOOTH);
 179         }
 180 }
 181
 182 void GLWSelector::mouseDown(int button, float mouseX, float mouseY, bool &hitMenu)
 183 {
 184         // Override default window behaviour
 185         if (!visible_) return;
 186
 187         hitMenu = true;
 188
 189         if ((showState_ != 0) &&
 190                 (ScorchedClient::instance()->getGameState().getState() != showState_))
 191         {
 192                 if (user_) user_->noItemSelected();
 193                 hideSelector();
 194                 return;
 195         }
 196
 197         bool hit = false;
 198         std::list<GLWSelectorPart *>::reverse_iterator itor;
 199         for (itor = parts_.rbegin();
 200                 itor != parts_.rend();
 201                 itor++)
 202         {
 203                 GLWSelectorPart *part = (*itor);
 204                 part->mouseDown(mouseX, mouseY, hit);
 205                 if (hit) break;
 206         }
 207
 208         if (!hit && user_) user_->noItemSelected();
 209
 210         hideSelector();
 211 }
 212
 213 void GLWSelector::mouseUp(int button, float x, float y, bool &skipRest)
 214 {
 215         // Override and disable default window behaviour
 216 }
 217
 218 void GLWSelector::mouseDrag(int button, float mx, float my, float x, float y, bool &skipRest)
 219 {
 220         // Override and disable default window behaviour
 221 }
 222
 223 void GLWSelector::keyDown(char *buffer, unsigned int keyState,
 224                 KeyboardHistory::HistoryElement *history, int hisCount,
 225                 bool &skipRest)
 226 {
 227         // Override and disable default window behaviour
 228 }