MultiMC5/launcher/HoeDown.h

77 lines
2.0 KiB
C++

/* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <hoedown/html.h>
#include <hoedown/document.h>
#include <QString>
#include <QByteArray>
/**
* hoedown wrapper, because dealing with resource lifetime in C is stupid
*/
class HoeDown
{
public:
class buffer
{
public:
buffer(size_t unit = 4096)
{
buf = hoedown_buffer_new(unit);
}
~buffer()
{
hoedown_buffer_free(buf);
}
const char * cstr()
{
return hoedown_buffer_cstr(buf);
}
void put(QByteArray input)
{
hoedown_buffer_put(buf, (uint8_t *) input.data(), input.size());
}
const uint8_t * data() const
{
return buf->data;
}
size_t size() const
{
return buf->size;
}
hoedown_buffer * buf;
} ib, ob;
HoeDown()
{
renderer = hoedown_html_renderer_new((hoedown_html_flags) 0,0);
document = hoedown_document_new(renderer, (hoedown_extensions) 0, 8);
}
~HoeDown()
{
hoedown_document_free(document);
hoedown_html_renderer_free(renderer);
}
QString process(QByteArray input)
{
ib.put(input);
hoedown_document_render(document, ob.buf, ib.data(), ib.size());
return ob.cstr();
}
private:
hoedown_document * document;
hoedown_renderer * renderer;
};