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- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright 2011 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.
- */
-
- #ifndef __VIEWPORT_H__
- #define __VIEWPORT_H__
-
- #include <map>
-
- #include <FL/Fl.H>
- #include <FL/Fl_Widget.H>
- #include <FL/Fl_Menu_Button.H>
- #include <FL/Fl_RGB_Image.H>
-
- #include <rfb/Rect.h>
- #include <rfb/Region.h>
- #include <rfb/Timer.h>
- #include <rfb/PixelBuffer.h>
- #include <rfb/PixelTransformer.h>
-
- #if defined(WIN32)
- #include "Win32PixelBuffer.h"
- #elif defined(__APPLE__)
- #include "PlatformPixelBuffer.h"
- #else
- #include "X11PixelBuffer.h"
- #endif
-
- class CConn;
-
- class Viewport : public Fl_Widget {
- public:
-
- Viewport(int w, int h, const rfb::PixelFormat& serverPF, CConn* cc_);
- ~Viewport();
-
- // PixelFormat of incoming write operations
- void setServerPF(const rfb::PixelFormat& pf);
- // Most efficient format (from Viewport's point of view)
- const rfb::PixelFormat &getPreferredPF();
-
- // Flush updates to screen
- void updateWindow();
-
- // Methods forwarded from CConn
- void setName(const char *name);
-
- void setColourMapEntries(int firstColour, int nColours, rdr::U16* rgbs);
-
- void fillRect(const rfb::Rect& r, rfb::Pixel pix) {
- if (pixelTrans) {
- rfb::Pixel pix2;
- pixelTrans->translatePixels(&pix, &pix2, 1);
- pix = pix2;
- }
-
- frameBuffer->fillRect(r, pix);
- damageRect(r);
- }
- void imageRect(const rfb::Rect& r, void* pixels) {
- if (pixelTrans)
- pixelTrans->translateRect(pixels, r.width(),
- rfb::Rect(0, 0, r.width(), r.height()),
- frameBuffer->data, frameBuffer->getStride(),
- r.tl);
- else
- frameBuffer->imageRect(r, pixels);
- damageRect(r);
- }
- void copyRect(const rfb::Rect& r, int srcX, int srcY) {
- frameBuffer->copyRect(r, rfb::Point(r.tl.x-srcX, r.tl.y-srcY));
- damageRect(r);
- }
-
- void setCursor(int width, int height, const rfb::Point& hotspot,
- void* data, void* mask);
-
- // Fl_Widget callback methods
-
- void draw();
-
- void resize(int x, int y, int w, int h);
-
- int handle(int event);
-
- private:
-
- void damageRect(const rfb::Rect& r) {
- damage.assign_union(rfb::Region(r));
- if (!Fl::has_timeout(handleUpdateTimeout, this))
- Fl::add_timeout(0.500, handleUpdateTimeout, this);
- };
-
- static void handleUpdateTimeout(void *data);
- static void handleColourMap(void *data);
-
- static void handleClipboardChange(int source, void *data);
-
- void handlePointerEvent(const rfb::Point& pos, int buttonMask);
- static void handlePointerTimeout(void *data);
-
- rdr::U32 translateKeyEvent(int keyCode, int origKeyCode, const char *keyText);
- void handleKeyEvent(int keyCode, int origKeyCode, const char *keyText, bool down);
-
- void initContextMenu();
- void popupContextMenu();
-
- void setMenuKey();
-
- static void handleOptions(void *data);
-
- private:
- CConn* cc;
-
- PlatformPixelBuffer* frameBuffer;
-
- rfb::PixelTransformer *pixelTrans;
- rfb::SimpleColourMap colourMap;
-
- rfb::Region damage;
-
- rfb::Point lastPointerPos;
- int lastButtonMask;
-
- typedef std::map<int, rdr::U32> DownMap;
- DownMap downKeySym;
-
- int menuKeyCode;
- Fl_Menu_Button *contextMenu;
-
- Fl_RGB_Image *cursor;
- rfb::Point cursorHotspot;
- };
-
- #endif
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