gemrb/core/AnimationFactory.cpp

   1 /* GemRB - Infinity Engine Emulator
   2  * Copyright (C) 2003 The GemRB Project
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the 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 General Public License for more details.
  13
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  *
  19  */
  20
  21 #include "AnimationFactory.h"
  22
  23 #include "win32def.h"
  24
  25 #include "Interface.h"
  26 #include "Video.h"
  27
  28 AnimationFactory::AnimationFactory(const char* ResRef)
  29         : FactoryObject( ResRef, IE_BAM_CLASS_ID )
  30 {
  31         FLTable = NULL;
  32         FrameData = NULL;
  33         datarefcount = 0;
  34 }
  35
  36 AnimationFactory::~AnimationFactory(void)
  37 {
  38         for (unsigned int i = 0; i < frames.size(); i++) {
  39                 core->GetVideoDriver()->FreeSprite( frames[i] );
  40         }
  41         if (FLTable)
  42                 free( FLTable);
  43
  44         // FIXME: track down where sprites are being leaked
  45         if (datarefcount) {
  46                 fprintf(stderr, "AnimationFactory %s has refcount %d\n", ResRef, datarefcount);
  47                 //assert(datarefcount == 0);
  48         }
  49         if (FrameData)
  50                 free( FrameData);
  51 }
  52
  53 void AnimationFactory::AddFrame(Sprite2D* frame)
  54 {
  55         frames.push_back( frame );
  56 }
  57
  58 void AnimationFactory::AddCycle(CycleEntry cycle)
  59 {
  60         cycles.push_back( cycle );
  61 }
  62
  63 void AnimationFactory::LoadFLT(unsigned short* buffer, int count)
  64 {
  65         if (FLTable) {
  66                 free( FLTable );
  67         }
  68         //FLTable = new unsigned short[count];
  69         FLTable = (unsigned short *) malloc(count * sizeof( unsigned short ) );
  70         memcpy( FLTable, buffer, count * sizeof( unsigned short ) );
  71 }
  72
  73 void AnimationFactory::SetFrameData(unsigned char* FrameData)
  74 {
  75         this->FrameData = FrameData;
  76 }
  77
  78
  79 Animation* AnimationFactory::GetCycle(unsigned char cycle)
  80 {
  81         if (cycle >= cycles.size()) {
  82                 return NULL;
  83         }
  84         int ff = cycles[cycle].FirstFrame;
  85         int lf = ff + cycles[cycle].FramesCount;
  86         Animation* anim = new Animation( cycles[cycle].FramesCount );
  87         int c = 0;
  88         for (int i = ff; i < lf; i++) {
  89                 frames[FLTable[i]]->acquire();
  90                 anim->AddFrame( frames[FLTable[i]], c++ );
  91         }
  92         return anim;
  93 }
  94
  95 /* returns the required frame of the named cycle, cycle defaults to 0 */
  96 Sprite2D* AnimationFactory::GetFrame(unsigned short index, unsigned char cycle) const
  97 {
  98         if (cycle >= cycles.size()) {
  99                 return NULL;
 100         }
 101         int ff = cycles[cycle]. FirstFrame, fc = cycles[cycle].FramesCount;
 102         if(index >= fc) {
 103                 return NULL;
 104         }
 105         Sprite2D* spr = frames[FLTable[ff+index]];
 106         spr->acquire();
 107         return spr;
 108 }
 109
 110 Sprite2D* AnimationFactory::GetFrameWithoutCycle(unsigned short index) const
 111 {
 112         if(index >= frames.size()) {
 113                 return NULL;
 114         }
 115         Sprite2D* spr = frames[index];
 116         spr->acquire();
 117         return spr;
 118 }
 119
 120 Sprite2D* AnimationFactory::GetPaperdollImage(ieDword *Colors,
 121                 Sprite2D *&Picture2, unsigned int type) const
 122 {
 123         if (frames.size()<2) {
 124                 return NULL;
 125         }
 126
 127         Video* video = core->GetVideoDriver();
 128         Picture2 = video->DuplicateSprite(frames[1]);
 129         if (!Picture2) {
 130                 return NULL;
 131         }
 132         if (Colors) {
 133                 Palette* palette = Picture2->GetPalette();
 134                 palette->SetupPaperdollColours(Colors, type);
 135                 Picture2->SetPalette(palette);
 136                 palette->Release();
 137         }
 138
 139         Picture2->XPos = (short)frames[1]->XPos;
 140         Picture2->YPos = (short)frames[1]->YPos - 80;
 141
 142
 143         Sprite2D* spr = core->GetVideoDriver()->DuplicateSprite(frames[0]);
 144         if (Colors) {
 145                 Palette* palette = spr->GetPalette();
 146                 palette->SetupPaperdollColours(Colors, type);
 147                 spr->SetPalette(palette);
 148                 palette->Release();
 149         }
 150
 151         spr->XPos = (short)frames[0]->XPos;
 152         spr->YPos = (short)frames[0]->YPos;
 153
 154         //don't free pixels, createsprite stores it in spr
 155
 156         return spr;
 157 }
 158
 159 void AnimationFactory::IncDataRefCount()
 160 {
 161         ++datarefcount;
 162 }
 163
 164 void AnimationFactory::DecDataRefCount()
 165 {
 166         assert(datarefcount > 0);
 167         --datarefcount;
 168 }