124 lines
3.4 KiB
C++
124 lines
3.4 KiB
C++
//-----------------------------------------------------------------------------
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// TmxTileset.cpp
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//
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// Copyright (c) 2010-2012, Tamir Atias
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL TAMIR ATIAS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Author: Tamir Atias
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//-----------------------------------------------------------------------------
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#include <tinyxml.h>
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#include "TmxTileset.h"
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#include "TmxImage.h"
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#include "TmxTile.h"
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using std::vector;
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using std::string;
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namespace Tmx
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{
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Tileset::Tileset()
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: first_gid(0)
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, name()
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, tile_width(0)
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, tile_height(0)
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, margin(0)
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, spacing(0)
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, image(NULL)
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, tiles()
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{
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}
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Tileset::~Tileset()
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{
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// Delete the image from memory if allocated.
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if (image)
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{
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delete image;
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image = NULL;
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}
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// Iterate through all of the tiles in the set and delete each of them.
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vector< Tile* >::iterator tIter;
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for (tIter = tiles.begin(); tIter != tiles.end(); ++tIter)
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{
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Tile *tile = (*tIter);
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if (tile)
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{
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delete tile;
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tile = NULL;
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}
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}
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}
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void Tileset::Parse(const TiXmlNode *tilesetNode)
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{
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const TiXmlElement *tilesetElem = tilesetNode->ToElement();
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// Read all the attributes into local variables.
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tilesetElem->Attribute("firstgid", &first_gid);
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tilesetElem->Attribute("tilewidth", &tile_width);
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tilesetElem->Attribute("tileheight", &tile_height);
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tilesetElem->Attribute("margin", &margin);
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tilesetElem->Attribute("spacing", &spacing);
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name = tilesetElem->Attribute("name");
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// Parse the image.
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const TiXmlNode *imageNode = tilesetNode->FirstChild("image");
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if (imageNode)
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{
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image = new Image();
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image->Parse(imageNode);
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}
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// Iterate through all of the tile elements and parse each.
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const TiXmlNode *tileNode = tilesetNode->FirstChild("tile");
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while (tileNode)
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{
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// Allocate a new tile and parse it.
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Tile *tile = new Tile();
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tile->Parse(tileNode);
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// Add the tile to the collection.
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tiles.push_back(tile);
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tileNode = tilesetNode->IterateChildren("tile", tileNode);
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}
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}
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const Tile *Tileset::GetTile(int index) const
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{
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for (unsigned int i = 0; i < tiles.size(); ++i)
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{
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if (tiles.at(i)->GetId() == index)
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{
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return tiles.at(i);
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}
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}
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return NULL;
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}
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};
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