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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#include "hsTypes.h"
#include "hsUtils.h"
#include "hsStream.h"
#include "hsResMgr.h"
#include "plJPEG/plJPEG.h"
#include "plGImage/plPNG.h"
#include "plGImage/plMipmap.h"
#include "plClientResMgr.h"
//// Singleton Instance ///////////////////////////////////////////////////////
plClientResMgr& plClientResMgr::Instance(void)
{
static plClientResMgr theInstance;
return theInstance;
}
plClientResMgr::plClientResMgr()
{
this->ClientResources = TRACKED_NEW std::map<std::string, plMipmap*>;
}
plClientResMgr::~plClientResMgr()
{
if (this->ClientResources) {
std::map<std::string, plMipmap*>::iterator it;
for (it = this->ClientResources->begin(); it != this->ClientResources->end(); ++it) {
if (it->second)
it->second->UnRef();
}
delete this->ClientResources;
}
}
void plClientResMgr::ILoadResources(const char* resfile)
{
if (!resfile) {
return;
}
wchar* wFilename = hsStringToWString(resfile);
hsUNIXStream in;
if (in.Open(wFilename, L"rb")) {
UInt32 header = in.ReadSwap32();
UInt32 version = in.ReadSwap32();
UInt32 num_resources = 0;
switch (version) {
case 1:
num_resources = in.ReadSwap32();
for (int i = 0; i < num_resources; i++) {
plMipmap* res_data = NULL;
UInt32 res_size = 0;
char* tmp_name = in.ReadSafeStringLong();
std::string res_name = std::string(tmp_name);
std::string res_type = res_name.substr(res_name.length() - 4, 4);
delete tmp_name;
// Version 1 doesn't encode format, so we'll try some simple
// extension sniffing
if (res_type == ".png") {
// Read resource stream size, but the PNG has that info in the header
// so it's not needed
res_size = in.ReadSwap32();
res_data = plPNG::Instance().ReadFromStream(&in);
} else if (res_type == ".jpg") {
// Don't read resource stream size, as plJPEG's reader will need it
res_data = plJPEG::Instance().ReadFromStream(&in);
} else {
// Original Myst5 format only is known to support Targa,
// so default fallback is targa
// TODO - Add plTarga::ReadFromStream()
// for now, just skip the unknown resource and put NULL into the map
res_size = in.ReadSwap32();
in.Skip(res_size);
}
(*this->ClientResources)[res_name] = res_data;
}
break;
default:
break;
}
in.Close();
}
delete wFilename;
}
plMipmap* plClientResMgr::getResource(const char* resname)
{
plMipmap* resmipmap = NULL;
std::map<std::string, plMipmap*>::iterator it = this->ClientResources->find(resname);
if (it != this->ClientResources->end()) {
resmipmap = it->second;
} else {
hsAssert(resmipmap, "Unknown client resource requested.");
}
return resmipmap;
}