ryzom/client/src/interfaces_manager/casting_bar.cpp

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   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
  18
  19 #include "stdpch.h"
  20
  21 //////////////
  22 // Includes //
  23 //////////////
  24 // 3D Interface.
  25 #include "nel/3d/u_driver.h"
  26 #include "nel/3d/u_text_context.h"
  27 // Client
  28 #include "interfaces_manager.h"
  29 #include "casting_bar.h"
  30
  31
  32
  33 ///////////
  34 // Using //
  35 ///////////
  36 using namespace std;
  37 using namespace NLMISC;
  38 using namespace NL3D;
  39
  40 /////////////
  41 // Externs //
  42 /////////////
  43 extern UDriver          *Driver;
  44 extern UTextContext *TextContext;
  45
  46
  47 //-----------------------------------------------
  48 // display :
  49 //-----------------------------------------------
  50 void CCastingBar::display()
  51 {
  52         _Time = ryzomGetLocalTime ();
  53
  54         if (_Running)
  55         {
  56                 // compute the pos
  57                 const uint32 diff = (uint32)(_Time - _LastChangePosTime)/100; // we works in 1/10e s (10 units = 1s) and T1 is in 1/1000 s
  58
  59                 if (diff != 0)
  60                 {
  61                         // set the new pos
  62                         if (diff < _CurrentPos )
  63                                 setPos( _CurrentPos - diff );
  64                         else
  65                                 setPos(0);
  66
  67                         _LastChangePosTime = _Time;
  68                 }
  69         }
  70         else
  71         {
  72                 _LastChangePosTime = _Time;
  73         }
  74
  75         // compute the temp pos if in smooth mode
  76         if (_Smooth)
  77         {
  78                 uint32 nbUnit = (uint32)(_Time - _LastUpdateSmooth) / _SmoothFillRate;
  79                 if (nbUnit > 0)
  80                 {
  81                         _LastUpdateSmooth = _Time;
  82
  83                         uint32 diff = abs( _TempPos - _CurrentPos );
  84                         if (diff < nbUnit)
  85                                 nbUnit = diff;
  86
  87                         if ( _TempPos < _CurrentPos )
  88                                 _TempPos += nbUnit;
  89                         else
  90                                 _TempPos -= nbUnit;
  91                 }
  92         }
  93         else
  94         {
  95                 nlassert( _TempPos == _CurrentPos );
  96         }
  97
  98         // check auto hide
  99         if (_AutoHide && _TempPos == 0)
 100         {
 101                 show( false );
 102                 stop();
 103         }
 104
 105         // If the control is hide -> return
 106         if(!_Show)
 107                 return;
 108
 109
 110         // draw background
 111         UTextureFile *utexture = CInterfMngr::getTexture( _BackgroundTexture );
 112         if(utexture)
 113         {
 114                 Driver->drawBitmap(_X_Display, _Y_Display, _W_Display, _H_Display, *utexture, true, _BackgroundColor);
 115         }
 116
 117         // calculate _W_Display of the progress bar
 118         const float wBar = _W_Display * ( static_cast<float>(_TempPos) / static_cast<float>(_Range) );
 119
 120         // Backup scissor and create the new scissor to clip the bar correctly.
 121         CScissor oldScissor = Driver->getScissor();
 122         CScissor scissor;
 123
 124         float scisX, scisY, scisWidth, scisHeight;
 125         scisX           = oldScissor.X;
 126         scisY           = oldScissor.Y;
 127         scisWidth       = oldScissor.Width;
 128         scisHeight      = oldScissor.Height;
 129
 130         float xtmp = _X_Display + wBar;
 131         float ytmp = _Y_Display + _H_Display;
 132         float xscistmp = scisX + scisWidth;
 133         float yscistmp = scisY + scisHeight;
 134         if( _X_Display > scisX )
 135                 scisX = _X_Display;
 136         if( _Y_Display > scisY )
 137                 scisY = _Y_Display;
 138         if( xtmp < xscistmp )
 139                 scisWidth = xtmp - scisX;
 140         else
 141                 scisWidth = xscistmp - scisX;
 142         if( ytmp < yscistmp )
 143                 scisHeight = ytmp - scisY;
 144         else
 145                 scisHeight = yscistmp - scisY;
 146
 147         scissor.init(scisX, scisY, scisWidth, scisHeight);
 148         Driver->setScissor(scissor);
 149
 150         // display progress bar
 151         utexture = CInterfMngr::getTexture( _ProgressBarTexture );
 152         Driver->drawBitmap(_X_Display, _Y_Display, _W_Display, _H_Display, *utexture, true, _ProgressBarColor);
 153
 154         // restore old scissor
 155         Driver->setScissor(oldScissor);
 156
 157         // display text
 158         if ( ! _Text.empty() )
 159         {
 160                 TextContext->setShaded(_Shadow);
 161                 TextContext->setHotSpot(NL3D::UTextContext::THotSpot::MiddleMiddle);
 162                 TextContext->setColor(_Color);
 163                 TextContext->setFontSize(_FontSize);
 164                 TextContext->printAt(_X_Display + _W_Display/2, _Y_Display + _H_Display/2, _Text);
 165         }
 166
 167         //
 168 }// display //