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TileMap.cpp
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TileMap.cpp
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#include "TileMap.hpp"
#include "SDL-Framework/Renderer.hpp"
#include "SDL-Framework/Window.hpp"
#include "SDL-Framework/Surface.hpp"
#include "pugixml/src/pugixml.hpp"
#include "Tile.hpp"
#include <iostream>
#include <sstream>
#include <cmath>
TileMap::TileMap(sdl::Renderer* rend, const std::string& filename) {
pugi::xml_document doc;
pugi::xml_parse_result result = doc.load_file(filename.c_str());
// std::cout << filename << std::endl;
if (result) {
pugi::xml_node map_node = doc.child("map");
_width = map_node.attribute("width").as_int();
_height = map_node.attribute("height").as_int();
pugi::xml_node image_node = map_node.child("tileset").child("image");
const char* source = image_node.attribute("source").value();
const std::string tileset_file = "media/" + std::string(source).substr(3);
// std::cout << tileset_file << std::endl;
_tex = sdl::Surface(tileset_file.c_str()).asTextureOf(rend);
sdl::Vector2i pos;
pugi::xml_node data = map_node.child("layer").child("data");
for (pugi::xml_node_iterator it = data.begin(); it != data.end(); ++it) {
// Layer
for (pugi::xml_attribute_iterator ait = it->attributes_begin(); ait != it->attributes_end(); ++ait) {
std::stringstream buf;
buf << ait->value();
u16_t index;
buf >> index;
if (index != 0)
_tiles.push_back(new Tile(index, _tex, pos));
pos.x++;
if (pos.x >= _width) {
pos.x = 0;
pos.y++;
}
}
}
} else
std::cerr << "Could not load map " << filename << std::endl;
}
TileMap::~TileMap() {
for (Tile* tile : _tiles) {
delete tile;
}
}
Tile* TileMap::getTileAt(const sdl::Vector2i& pos, sdl::Edge edge) const {
for (Tile* tile : _tiles) {
if (tile->getClipRect().getEdgePosition(edge) == pos)
return tile;
}
return nullptr;
}
void TileMap::renderOn(const sdl::Renderer* rend) const {
if (!rend)
return;
for (const Tile* tile : _tiles) {
rend->draw(*tile);
}
}