ScummVM API documentation
imagcach.h
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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* Based on the original sources
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* Faery Tale II -- The Halls of the Dead
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* (c) 1993-1996 The Wyrmkeep Entertainment Co.
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*/
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#ifndef SAGA2_IMAGCACH_H
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#define SAGA2_IMAGCACH_H
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namespace
Saga2
{
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/* ===================================================================== *
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ImageNode class which defines a re-entrant image resource
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* ===================================================================== */
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class
CImageNode
{
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private
:
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uint32 _contextID;
// ID of context
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uint32 _resourceID;
// RES_ID of image
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uint16 _requested;
// the number of allocation requests made to node
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void
*_image;
// the image
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public
:
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CImageNode
(
hResContext
*con, uint32 resID);
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~
CImageNode
();
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void
*getImagePtr();
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bool
isSameImage(
hResContext
*con, uint32 resID);
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bool
isSameImage(
void
*imagePtr);
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uint16 getNumRequested() {
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return
_requested;
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}
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bool
releaseRequest();
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};
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/* ===================================================================== *
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ImageCache class which maintains a list of ImageNodes
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* ===================================================================== */
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class
CImageCache
{
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private
:
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Common::List<CImageNode *>
_nodes;
// list of ImageNode
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public
:
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CImageCache
() {
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assert(_nodes.
empty
());
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}
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~
CImageCache
();
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void
*requestImage(
hResContext
*con, uint32 resID);
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void
releaseImage(
void
*);
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};
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}
// end of namespace Saga2
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#endif
Saga2
Definition:
actor.h:32
Saga2::CImageCache
Definition:
imagcach.h:61
Common::List
Definition:
list.h:44
Saga2::hResContext
Definition:
hresmgr.h:98
Saga2::CImageNode
Definition:
imagcach.h:35
Common::List::empty
bool empty() const
Definition:
list.h:219
engines
saga2
imagcach.h
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