Files
scummvm-cursorfix/engines/crab/TMX/TMXLayer.cpp
2026-02-02 04:50:13 +01:00

108 lines
3.1 KiB
C++

/* 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/>.
*
*/
/*
* This code is based on the CRAB engine
*
* Copyright (c) Arvind Raja Yadav
*
* Licensed under MIT
*
*/
#include "crab/TMX/TMXLayer.h"
namespace Crab {
using namespace TMX;
bool Layer::load(rapidxml::xml_node<char> *node) {
if (nodeValid(node))
return loadStr(_name, "name", node) && loadNum(_w, "width", node) && loadNum(_h, "height", node);
return false;
}
bool MapLayer::load(const Common::Path &path, rapidxml::xml_node<char> *node) {
if (Layer::load(node)) {
if (nodeValid("image", node, false)) {
_type = LAYER_IMAGE;
rapidxml::xml_node<char> *imgnode = node->first_node("image");
if (imgnode->first_attribute("source") != nullptr)
_img.load(path.append(imgnode->first_attribute("source")->value()));
} else {
_type = LAYER_NORMAL;
int i = 0;
Common::Array<TileInfo> t;
//.tmx stores tiles row-first
for (auto n = node->first_node("data")->first_node("tile"); n != nullptr; n = n->next_sibling("tile")) {
t.push_back(n);
if (++i >= _w) {
_tile.push_back(t);
t.clear();
i = 0;
}
}
}
// load properties associated with the layer, such as:
// Is it a prop layer or not? If yes, the prop dimensions
// The rate of scrolling of the layer, used for parallax scrolling
if (nodeValid("properties", node, false)) {
Common::String n, v;
for (auto p = node->first_node("properties")->first_node("property"); p != nullptr; p = p->next_sibling("property")) {
if (loadStr(n, "name", p) && loadStr(v, "value", p)) {
if (n == "prop" && v == "true")
_type = LAYER_PROP;
else if (n == "autohide" && v == "true")
_type = LAYER_AUTOHIDE;
else if (n == "autoshow" && v == "true")
_type = LAYER_AUTOSHOW;
else if (n == "x") {
_pos.x = stringToNumber<int>(v);
} else if (n == "y") {
_pos.y = stringToNumber<int>(v);
} else if (n == "w") {
_pos.w = stringToNumber<int>(v);
} else if (n == "h") {
_pos.h = stringToNumber<int>(v);
} else if (n == "scroll_rate_x") {
_rate.x = stringToNumber<float>(v);
_type = LAYER_PARALLAX;
} else if (n == "scroll_rate_y") {
_rate.y = stringToNumber<float>(v);
_type = LAYER_PARALLAX;
}
}
}
}
return true;
}
return false;
}
} // End of namespace Crab