lmt_rect.cpp

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/*
 * This file is part of liblcf. Copyright (c) 2020 liblcf authors.
 * https://github.com/EasyRPG/liblcf - https://easyrpg.org
 *
 * liblcf is Free/Libre Open Source Software, released under the MIT License.
 * For the full copyright and license information, please view the COPYING
 * file that was distributed with this source code.
 */
 
#include "lmt_reader.h"
#include "lmt_chunks.h"
#include "reader_struct.h"
 
template <>
struct RawStruct<RPG::Rect> {
    static void ReadLcf(RPG::Rect& ref, LcfReader& stream, uint32_t length);
    static void WriteLcf(const RPG::Rect& ref, LcfWriter& stream);
    static int LcfSize(const RPG::Rect& ref, LcfWriter& stream);
    static void WriteXml(const RPG::Rect& ref, XmlWriter& stream);
    static void BeginXml(RPG::Rect& ref, XmlReader& stream);
};
 
void RawStruct<RPG::Rect>::ReadLcf(RPG::Rect& ref, LcfReader& stream, uint32_t length) {
    assert(length == 16);
    (void)length;
    stream.Read(ref.l);
    stream.Read(ref.t);
    stream.Read(ref.r);
    stream.Read(ref.b);
}
 
void RawStruct<RPG::Rect>::WriteLcf(const RPG::Rect& ref, LcfWriter& stream) {
    stream.Write(ref.l);
    stream.Write(ref.t);
    stream.Write(ref.r);
    stream.Write(ref.b);
}
 
int RawStruct<RPG::Rect>::LcfSize(const RPG::Rect& /* ref */, LcfWriter& /* stream */) {
    return 4 * 4;
}
 
void RawStruct<RPG::Rect>::WriteXml(const RPG::Rect& ref, XmlWriter& stream) {
    stream.BeginElement("Rect");
    stream.WriteNode<int32_t>("l", ref.l);
    stream.WriteNode<int32_t>("t", ref.t);
    stream.WriteNode<int32_t>("r", ref.r);
    stream.WriteNode<int32_t>("b", ref.b);
    stream.EndElement("Rect");
}
 
class RectXmlHandler : public XmlHandler {
private:
    RPG::Rect& ref;
    uint32_t* field;
public:
    RectXmlHandler(RPG::Rect& ref) : ref(ref), field(NULL) {}
    void StartElement(XmlReader& stream, const char* name, const char** /* atts */) {
        if (strcmp(name, "l") == 0)
            field = &ref.l;
        else if (strcmp(name, "t") == 0)
            field = &ref.t;
        else if (strcmp(name, "r") == 0)
            field = &ref.r;
        else if (strcmp(name, "b") == 0)
            field = &ref.b;
        else {
            stream.Error("Unrecognized field '%s'", name);
            field = NULL;
        }
    }
    void EndElement(XmlReader& /* stream */, const char* /* name */) {
        field = NULL;
    }
    void CharacterData(XmlReader& /* stream */, const std::string& data) {
        if (field != NULL)
            XmlReader::Read(*field, data);
    }
};
 
void RawStruct<RPG::Rect>::BeginXml(RPG::Rect& ref, XmlReader& stream) {
    stream.SetHandler(new WrapperXmlHandler("Rect", new RectXmlHandler(ref)));
}