src/game/layers.cpp

   1 /* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
   2 /* If you are missing that file, acquire a complete release at teeworlds.com.                */
   3 #include "layers.h"
   4
   5 CLayers::CLayers()
   6 {
   7         m_GroupsNum = 0;
   8         m_GroupsStart = 0;
   9         m_LayersNum = 0;
  10         m_LayersStart = 0;
  11         m_pGameGroup = 0;
  12         m_pGameLayer = 0;
  13         m_pMap = 0;
  14 }
  15
  16 void CLayers::Init(class IKernel *pKernel)
  17 {
  18         m_pMap = pKernel->RequestInterface<IMap>();
  19         m_pMap->GetType(MAPITEMTYPE_GROUP, &m_GroupsStart, &m_GroupsNum);
  20         m_pMap->GetType(MAPITEMTYPE_LAYER, &m_LayersStart, &m_LayersNum);
  21
  22         for(int g = 0; g < NumGroups(); g++)
  23         {
  24                 CMapItemGroup *pGroup = GetGroup(g);
  25                 for(int l = 0; l < pGroup->m_NumLayers; l++)
  26                 {
  27                         CMapItemLayer *pLayer = GetLayer(pGroup->m_StartLayer+l);
  28
  29                         if(pLayer->m_Type == LAYERTYPE_TILES)
  30                         {
  31                                 CMapItemLayerTilemap *pTilemap = reinterpret_cast<CMapItemLayerTilemap *>(pLayer);
  32                                 if(pTilemap->m_Flags&TILESLAYERFLAG_GAME)
  33                                 {
  34                                         m_pGameLayer = pTilemap;
  35                                         m_pGameGroup = pGroup;
  36
  37                                         // make sure the game group has standard settings
  38                                         m_pGameGroup->m_OffsetX = 0;
  39                                         m_pGameGroup->m_OffsetY = 0;
  40                                         m_pGameGroup->m_ParallaxX = 100;
  41                                         m_pGameGroup->m_ParallaxY = 100;
  42
  43                                         if(m_pGameGroup->m_Version >= 2)
  44                                         {
  45                                                 m_pGameGroup->m_UseClipping = 0;
  46                                                 m_pGameGroup->m_ClipX = 0;
  47                                                 m_pGameGroup->m_ClipY = 0;
  48                                                 m_pGameGroup->m_ClipW = 0;
  49                                                 m_pGameGroup->m_ClipH = 0;
  50                                         }
  51
  52                                         break;
  53                                 }
  54                         }
  55                 }
  56         }
  57 }
  58
  59 CMapItemGroup *CLayers::GetGroup(int Index) const
  60 {
  61         return static_cast<CMapItemGroup *>(m_pMap->GetItem(m_GroupsStart+Index, 0, 0));
  62 }
  63
  64 CMapItemLayer *CLayers::GetLayer(int Index) const
  65 {
  66         return static_cast<CMapItemLayer *>(m_pMap->GetItem(m_LayersStart+Index, 0, 0));
  67 }