mirror of
https://github.com/kasmtech/KasmVNC.git
synced 2024-11-25 09:33:50 +01:00
66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
/* Copyright 2014 Pierre Ossman <ossman@cendio.se> for Cendio AB
|
|
*
|
|
* This 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 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This software 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 software; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
|
|
* USA.
|
|
*/
|
|
#include <rdr/MemInStream.h>
|
|
#include <rdr/OutStream.h>
|
|
#include <rfb/PixelBuffer.h>
|
|
#include <rfb/Region.h>
|
|
#include <rfb/CopyRectDecoder.h>
|
|
|
|
using namespace rfb;
|
|
|
|
CopyRectDecoder::CopyRectDecoder() : Decoder(DecoderPlain)
|
|
{
|
|
}
|
|
|
|
CopyRectDecoder::~CopyRectDecoder()
|
|
{
|
|
}
|
|
|
|
void CopyRectDecoder::readRect(const Rect& r, rdr::InStream* is,
|
|
const ConnParams& cp, rdr::OutStream* os)
|
|
{
|
|
os->copyBytes(is, 4);
|
|
}
|
|
|
|
|
|
void CopyRectDecoder::getAffectedRegion(const Rect& rect,
|
|
const void* buffer,
|
|
size_t buflen,
|
|
const ConnParams& cp,
|
|
Region* region)
|
|
{
|
|
rdr::MemInStream is(buffer, buflen);
|
|
int srcX = is.readU16();
|
|
int srcY = is.readU16();
|
|
|
|
Decoder::getAffectedRegion(rect, buffer, buflen, cp, region);
|
|
|
|
region->assign_union(Region(rect.translate(Point(srcX-rect.tl.x,
|
|
srcY-rect.tl.y))));
|
|
}
|
|
|
|
void CopyRectDecoder::decodeRect(const Rect& r, const void* buffer,
|
|
size_t buflen, const ConnParams& cp,
|
|
ModifiablePixelBuffer* pb)
|
|
{
|
|
rdr::MemInStream is(buffer, buflen);
|
|
int srcX = is.readU16();
|
|
int srcY = is.readU16();
|
|
pb->copyRect(r, Point(r.tl.x-srcX, r.tl.y-srcY));
|
|
}
|