Initial commit

engines/hpl1/engine/resources/VideoManager.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#include "hpl1/engine/resources/VideoManager.h"
+
+#include "hpl1/engine/graphics/VideoStream.h"
+#include "hpl1/engine/resources/FileSearcher.h"
+#include "hpl1/engine/resources/Resources.h"
+#include "hpl1/engine/system/String.h"
+#include "hpl1/engine/system/low_level_system.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cVideoManager::cVideoManager(cGraphics *apGraphics, cResources *apResources)
+	: iResourceManager(apResources->GetFileSearcher(), apResources->GetLowLevel(),
+					   apResources->GetLowLevelSystem()) {
+	mpGraphics = apGraphics;
+	mpResources = apResources;
+}
+
+cVideoManager::~cVideoManager() {
+	STLDeleteAll(mlstVideoLoaders);
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+iResourceBase *cVideoManager::Create(const tString &asName) {
+	return CreateVideo(asName);
+}
+
+//-----------------------------------------------------------------------
+
+iVideoStream *cVideoManager::CreateVideo(const tString &asName) {
+	BeginLoad(asName);
+
+	tString sPath = mpFileSearcher->GetFilePath(asName);
+	if (sPath == "") {
+		EndLoad();
+		Error("Video file '%s' could not be found!\n", asName.c_str());
+		return NULL;
+	}
+
+	iVideoStreamLoader *pLoader = GetLoader(asName);
+	if (pLoader == NULL) {
+		Error("Could not find a loader for '%s'\n", asName.c_str());
+		return NULL;
+	}
+
+	iVideoStream *pVideo = pLoader->Create(asName);
+
+	if (pVideo->LoadFromFile(sPath) == false) {
+		EndLoad();
+		hplDelete(pVideo);
+		Error("Could not load video '%s'\n", asName.c_str());
+		return NULL;
+	}
+
+	AddResource(pVideo);
+
+	EndLoad();
+	return pVideo;
+}
+
+//-----------------------------------------------------------------------
+
+void cVideoManager::AddVideoLoader(iVideoStreamLoader *apLoader) {
+	mlstVideoLoaders.push_back(apLoader);
+}
+
+//-----------------------------------------------------------------------
+
+void cVideoManager::Unload(iResourceBase *apResource) {
+}
+//-----------------------------------------------------------------------
+
+void cVideoManager::Destroy(iResourceBase *apResource) {
+	if (apResource) {
+		RemoveResource(apResource);
+		hplDelete(apResource);
+	}
+}
+
+//-----------------------------------------------------------------------
+
+void cVideoManager::Update(float afTimeStep) {
+	tResourceHandleMapIt it = m_mapHandleResources.begin();
+	for (; it != m_mapHandleResources.end(); ++it) {
+		iResourceBase *pBase = it->second;
+		iVideoStream *pVideo = static_cast<iVideoStream *>(pBase);
+
+		pVideo->Update(afTimeStep);
+	}
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PRIVATE METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+iVideoStreamLoader *cVideoManager::GetLoader(const tString &asFileName) {
+	tString sExt = cString::ToLowerCase(cString::GetFileExt(asFileName));
+
+	tVideoStreamLoaderListIt it = mlstVideoLoaders.begin();
+	for (; it != mlstVideoLoaders.end(); ++it) {
+		iVideoStreamLoader *pLoader = *it;
+
+		tStringVec &vExt = pLoader->GetExtensions();
+		for (size_t i = 0; i < vExt.size(); ++i) {
+			if (vExt[i] == sExt) {
+				return pLoader;
+			}
+		}
+	}
+
+	return NULL;
+}
+
+//-----------------------------------------------------------------------
+} // namespace hpl