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- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright (C) 2011 D. R. Commander. All Rights Reserved.
- * Copyright 2014-2019 Pierre Ossman 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.
- */
-
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
-
- #include <rfb/Exception.h>
- #include <rfb/encodings.h>
- #include <rfb/ledStates.h>
- #include <rfb/clipboardTypes.h>
- #include <rfb/ClientParams.h>
-
- using namespace rfb;
-
- ClientParams::ClientParams()
- : majorVersion(0), minorVersion(0),
- compressLevel(2), qualityLevel(-1), fineQualityLevel(-1),
- subsampling(subsampleUndefined),
- width_(0), height_(0), name_(0),
- cursorPos_(0, 0), ledState_(ledUnknown)
- {
- setName("");
-
- cursor_ = new Cursor(0, 0, Point(), NULL);
-
- clipFlags = clipboardUTF8 | clipboardRTF | clipboardHTML |
- clipboardRequest | clipboardNotify | clipboardProvide;
- memset(clipSizes, 0, sizeof(clipSizes));
- clipSizes[0] = 20 * 1024 * 1024;
- }
-
- ClientParams::~ClientParams()
- {
- delete [] name_;
- delete cursor_;
- }
-
- void ClientParams::setDimensions(int width, int height)
- {
- ScreenSet layout;
- layout.add_screen(rfb::Screen(0, 0, 0, width, height, 0));
- setDimensions(width, height, layout);
- }
-
- void ClientParams::setDimensions(int width, int height, const ScreenSet& layout)
- {
- if (!layout.validate(width, height))
- throw Exception("Attempted to configure an invalid screen layout");
-
- width_ = width;
- height_ = height;
- screenLayout_ = layout;
- }
-
- void ClientParams::setPF(const PixelFormat& pf)
- {
- pf_ = pf;
-
- if (pf.bpp != 8 && pf.bpp != 16 && pf.bpp != 32)
- throw Exception("setPF: not 8, 16 or 32 bpp?");
- }
-
- void ClientParams::setName(const char* name)
- {
- delete [] name_;
- name_ = strDup(name);
- }
-
- void ClientParams::setCursor(const Cursor& other)
- {
- delete cursor_;
- cursor_ = new Cursor(other);
- }
-
- void ClientParams::setCursorPos(const Point& pos)
- {
- cursorPos_ = pos;
- }
-
- bool ClientParams::supportsEncoding(rdr::S32 encoding) const
- {
- return encodings_.count(encoding) != 0;
- }
-
- void ClientParams::setEncodings(int nEncodings, const rdr::S32* encodings)
- {
- compressLevel = -1;
- qualityLevel = -1;
- fineQualityLevel = -1;
- subsampling = subsampleUndefined;
-
- encodings_.clear();
- encodings_.insert(encodingRaw);
-
- for (int i = nEncodings-1; i >= 0; i--) {
- switch (encodings[i]) {
- case pseudoEncodingSubsamp1X:
- subsampling = subsampleNone;
- break;
- case pseudoEncodingSubsampGray:
- subsampling = subsampleGray;
- break;
- case pseudoEncodingSubsamp2X:
- subsampling = subsample2X;
- break;
- case pseudoEncodingSubsamp4X:
- subsampling = subsample4X;
- break;
- case pseudoEncodingSubsamp8X:
- subsampling = subsample8X;
- break;
- case pseudoEncodingSubsamp16X:
- subsampling = subsample16X;
- break;
- }
-
- if (encodings[i] >= pseudoEncodingCompressLevel0 &&
- encodings[i] <= pseudoEncodingCompressLevel9)
- compressLevel = encodings[i] - pseudoEncodingCompressLevel0;
-
- if (encodings[i] >= pseudoEncodingQualityLevel0 &&
- encodings[i] <= pseudoEncodingQualityLevel9)
- qualityLevel = encodings[i] - pseudoEncodingQualityLevel0;
-
- if (encodings[i] >= pseudoEncodingFineQualityLevel0 &&
- encodings[i] <= pseudoEncodingFineQualityLevel100)
- fineQualityLevel = encodings[i] - pseudoEncodingFineQualityLevel0;
-
- encodings_.insert(encodings[i]);
- }
- }
-
- void ClientParams::setLEDState(unsigned int state)
- {
- ledState_ = state;
- }
-
- rdr::U32 ClientParams::clipboardSize(unsigned int format) const
- {
- int i;
-
- for (i = 0;i < 16;i++) {
- if (((unsigned)1 << i) == format)
- return clipSizes[i];
- }
-
- throw Exception("Invalid clipboard format 0x%x", format);
- }
-
- void ClientParams::setClipboardCaps(rdr::U32 flags, const rdr::U32* lengths)
- {
- int i, num;
-
- clipFlags = flags;
-
- num = 0;
- for (i = 0;i < 16;i++) {
- if (!(flags & (1 << i)))
- continue;
- clipSizes[i] = lengths[num++];
- }
- }
-
- bool ClientParams::supportsLocalCursor() const
- {
- if (supportsEncoding(pseudoEncodingCursorWithAlpha))
- return true;
- if (supportsEncoding(pseudoEncodingVMwareCursor))
- return true;
- if (supportsEncoding(pseudoEncodingCursor))
- return true;
- if (supportsEncoding(pseudoEncodingXCursor))
- return true;
- return false;
- }
-
- bool ClientParams::supportsCursorPosition() const
- {
- if (supportsEncoding(pseudoEncodingVMwareCursorPosition))
- return true;
- return false;
- }
-
- bool ClientParams::supportsDesktopSize() const
- {
- if (supportsEncoding(pseudoEncodingExtendedDesktopSize))
- return true;
- if (supportsEncoding(pseudoEncodingDesktopSize))
- return true;
- return false;
- }
-
- bool ClientParams::supportsLEDState() const
- {
- if (supportsEncoding(pseudoEncodingLEDState))
- return true;
- if (supportsEncoding(pseudoEncodingVMwareLEDState))
- return true;
- return false;
- }
-
- bool ClientParams::supportsFence() const
- {
- if (supportsEncoding(pseudoEncodingFence))
- return true;
- return false;
- }
-
- bool ClientParams::supportsContinuousUpdates() const
- {
- if (supportsEncoding(pseudoEncodingContinuousUpdates))
- return true;
- return false;
- }
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