Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 1 | /* Copyright 2014 Pierre Ossman <ossman@cendio.se> for Cendio AB |
| 2 | * |
| 3 | * This is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This software is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this software; if not, write to the Free Software |
| 15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| 16 | * USA. |
| 17 | */ |
Pierre Ossman | 80b4209 | 2015-11-10 17:17:34 +0100 | [diff] [blame] | 18 | #include <rdr/MemInStream.h> |
| 19 | #include <rdr/OutStream.h> |
Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 20 | #include <rfb/PixelBuffer.h> |
Pierre Ossman | 1412789 | 2015-11-12 13:17:42 +0100 | [diff] [blame] | 21 | #include <rfb/Region.h> |
Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 22 | #include <rfb/CopyRectDecoder.h> |
| 23 | |
| 24 | using namespace rfb; |
| 25 | |
Pierre Ossman | 570cd5c | 2015-11-12 13:07:42 +0100 | [diff] [blame] | 26 | CopyRectDecoder::CopyRectDecoder() : Decoder(DecoderPlain) |
Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 27 | { |
| 28 | } |
| 29 | |
| 30 | CopyRectDecoder::~CopyRectDecoder() |
| 31 | { |
| 32 | } |
| 33 | |
Pierre Ossman | 8635062 | 2015-11-10 13:02:12 +0100 | [diff] [blame] | 34 | void CopyRectDecoder::readRect(const Rect& r, rdr::InStream* is, |
Pierre Ossman | b14a6bc | 2018-06-18 15:44:26 +0200 | [diff] [blame] | 35 | const ServerParams& server, rdr::OutStream* os) |
Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 36 | { |
Pierre Ossman | 80b4209 | 2015-11-10 17:17:34 +0100 | [diff] [blame] | 37 | os->copyBytes(is, 4); |
| 38 | } |
| 39 | |
Pierre Ossman | 1412789 | 2015-11-12 13:17:42 +0100 | [diff] [blame] | 40 | |
| 41 | void CopyRectDecoder::getAffectedRegion(const Rect& rect, |
| 42 | const void* buffer, |
| 43 | size_t buflen, |
Pierre Ossman | b14a6bc | 2018-06-18 15:44:26 +0200 | [diff] [blame] | 44 | const ServerParams& server, |
Pierre Ossman | 1412789 | 2015-11-12 13:17:42 +0100 | [diff] [blame] | 45 | Region* region) |
| 46 | { |
| 47 | rdr::MemInStream is(buffer, buflen); |
| 48 | int srcX = is.readU16(); |
| 49 | int srcY = is.readU16(); |
| 50 | |
Pierre Ossman | b14a6bc | 2018-06-18 15:44:26 +0200 | [diff] [blame] | 51 | Decoder::getAffectedRegion(rect, buffer, buflen, server, region); |
Pierre Ossman | 1412789 | 2015-11-12 13:17:42 +0100 | [diff] [blame] | 52 | |
| 53 | region->assign_union(Region(rect.translate(Point(srcX-rect.tl.x, |
| 54 | srcY-rect.tl.y)))); |
| 55 | } |
| 56 | |
Pierre Ossman | 80b4209 | 2015-11-10 17:17:34 +0100 | [diff] [blame] | 57 | void CopyRectDecoder::decodeRect(const Rect& r, const void* buffer, |
Pierre Ossman | b14a6bc | 2018-06-18 15:44:26 +0200 | [diff] [blame] | 58 | size_t buflen, const ServerParams& server, |
Pierre Ossman | 80b4209 | 2015-11-10 17:17:34 +0100 | [diff] [blame] | 59 | ModifiablePixelBuffer* pb) |
| 60 | { |
| 61 | rdr::MemInStream is(buffer, buflen); |
| 62 | int srcX = is.readU16(); |
| 63 | int srcY = is.readU16(); |
Pierre Ossman | 0c9bd4b | 2014-07-09 16:44:11 +0200 | [diff] [blame] | 64 | pb->copyRect(r, Point(r.tl.x-srcX, r.tl.y-srcY)); |
Pierre Ossman | d704e4a | 2014-01-31 11:21:51 +0100 | [diff] [blame] | 65 | } |