albertzeyer
37625747ee
git-svn-id: https://clonekeenplus.svn.sourceforge.net/svnroot/clonekeenplus/cgenius/trunk@152 4df4b0f3-56ce-47cb-b001-ed939b7d65a6
139 lines
3.0 KiB
C++
139 lines
3.0 KiB
C++
/*
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* CEGAGraphics.cpp
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*
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* Created on: 11.07.2009
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* Author: gerstrong
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*/
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#include "CEGAGraphics.h"
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#ifdef TARGET_WIN32
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#include <dir.h>
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#endif
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#include <fstream>
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#include <vector>
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#include "../StringUtils.h"
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#include "../FindFile.h"
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using namespace std;
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CEGAGraphics::CEGAGraphics(short episode, const std::string& path) {
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m_episode = episode;
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m_path = path;
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// EGAHEAD Structure
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LatchPlaneSize = 0;
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SpritePlaneSize = 0;
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BitmapTableStart = 0;
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SpriteStart = 0;
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FontTiles = 0;
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FontLocation = 0;
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ScreenTiles = 0;
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ScreenLocation = 0;
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Num16Tiles = 0;
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Tiles16Location = 0;
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NumBitmaps = 0;
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BitmapLocation = 0;
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NumSprites = 0;
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SpriteLocation = 0;
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compressed = 0;
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m_Latch = NULL;
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m_Sprit = NULL;
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m_FontSurface = NULL;
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m_BigTileSurface = NULL;
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m_TileSurface = NULL;
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m_BitmapsSurface = NULL;
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}
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CEGAGraphics::~CEGAGraphics() {
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if(m_Latch) delete m_Latch;
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if(m_Sprit) delete m_Sprit;
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}
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bool CEGAGraphics::loadData()
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{
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std::string buf;
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vector<char> databuf;
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chdir("data"); // TODO: You must be able to use another directory
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if(m_path == "")
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buf = "egahead.ck" + itoa(m_episode);
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else
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buf = m_path + "/egahead.ck" + itoa(m_episode);
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std::ifstream HeadFile; OpenGameFileR(HeadFile, buf, ios::binary);
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if(!HeadFile)
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return false;
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char byte;
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while(!HeadFile.eof())
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{
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HeadFile.read(&byte,1);
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databuf.push_back(byte);
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}
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HeadFile.close();
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char *data = new char[databuf.size()];
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memcpy(data, &databuf[0], databuf.size());
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// Now copy the data to the EGAHEAD Structure
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memcpy(&LatchPlaneSize,data,4);
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memcpy(&SpritePlaneSize,data+4,4);
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memcpy(&BitmapTableStart,data+8,4);
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memcpy(&SpriteStart,data+12,4);
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memcpy(&FontTiles,data+16,2);
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memcpy(&FontLocation,data+18,4);
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memcpy(&ScreenTiles,data+22,2);
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memcpy(&ScreenLocation,data+24,4);
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memcpy(&Num16Tiles,data+28,2);
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memcpy(&Tiles16Location,data+30,4);
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memcpy(&NumBitmaps,data+34,4);
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memcpy(&BitmapLocation,data+36,4);
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memcpy(&NumSprites,data+40,4);
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memcpy(&SpriteLocation,data+42,4);
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memcpy(&compressed,data+46,4);
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m_Latch = new CEGALatch(LatchPlaneSize,
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BitmapTableStart,
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FontTiles,
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FontLocation,
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ScreenTiles,
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ScreenLocation,
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Num16Tiles,
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Tiles16Location,
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NumBitmaps,
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BitmapLocation);
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m_Latch->loadHead(data);
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if(m_path == "")
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buf = "egalatch.ck" + itoa(m_episode);
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else
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buf = m_path + "/egalatch.ck" + itoa(m_episode);
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m_Latch->loadData(buf,(compressed>>1)); // The second bit tells, if latch is compressed.
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m_Sprit = new CEGASprit(SpritePlaneSize,
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SpriteStart,
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NumSprites,
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SpriteLocation);
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m_Sprit->loadHead(data);
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if(m_path == "")
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buf = "egasprit.ck" + itoa(m_episode);
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else
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buf = m_path + "/egasprit.ck" + itoa(m_episode);
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m_Sprit->loadData(buf,(compressed>>1));
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chdir("../");
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return true;
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}
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int CEGAGraphics::getNumSprites() { return NumSprites; }
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