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Pierre Ossmand50b3d12011-04-15 07:46:56 +00001/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
2 * Copyright 2011 Pierre Ossman <ossman@cendio.se> for Cendio AB
3 *
4 * This is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This software is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this software; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17 * USA.
18 */
19
20#ifndef __VIEWPORT_H__
21#define __VIEWPORT_H__
22
23#include <map>
24
Pierre Ossmand50b3d12011-04-15 07:46:56 +000025#include <FL/Fl_Widget.H>
26
Pierre Ossmand50b3d12011-04-15 07:46:56 +000027#include <rfb/Region.h>
Pierre Ossman947b48d2014-01-27 16:52:35 +010028#include <rfb/Pixel.h>
Pierre Ossmanc18753c2011-06-17 07:35:56 +000029
Pierre Ossman769963f2014-01-20 14:43:52 +010030class Fl_Menu_Button;
31class Fl_RGB_Image;
32
Pierre Ossman947b48d2014-01-27 16:52:35 +010033namespace rfb { class PixelTransformer; }
34
Pierre Ossmand50b3d12011-04-15 07:46:56 +000035class CConn;
Pierre Ossman947b48d2014-01-27 16:52:35 +010036class PlatformPixelBuffer;
Pierre Ossmand50b3d12011-04-15 07:46:56 +000037
38class Viewport : public Fl_Widget {
39public:
40
41 Viewport(int w, int h, const rfb::PixelFormat& serverPF, CConn* cc_);
42 ~Viewport();
43
44 // PixelFormat of incoming write operations
45 void setServerPF(const rfb::PixelFormat& pf);
46 // Most efficient format (from Viewport's point of view)
47 const rfb::PixelFormat &getPreferredPF();
48
49 // Flush updates to screen
50 void updateWindow();
51
52 // Methods forwarded from CConn
Pierre Ossmand50b3d12011-04-15 07:46:56 +000053
Pierre Ossman947b48d2014-01-27 16:52:35 +010054 void fillRect(const rfb::Rect& r, rfb::Pixel pix);
55 void imageRect(const rfb::Rect& r, void* pixels);
56 void copyRect(const rfb::Rect& r, int srcX, int srcY);
Pierre Ossmand50b3d12011-04-15 07:46:56 +000057
Pierre Ossman947b48d2014-01-27 16:52:35 +010058 rdr::U8* getBufferRW(const rfb::Rect& r, int* stride);
Pierre Ossmana32040d2014-02-06 16:31:10 +010059 void commitBufferRW(const rfb::Rect& r);
DRC33c15e32011-11-03 18:49:21 +000060
Pierre Ossman835b4ef2011-06-08 17:02:36 +000061 void setCursor(int width, int height, const rfb::Point& hotspot,
62 void* data, void* mask);
63
Pierre Ossmand50b3d12011-04-15 07:46:56 +000064 // Fl_Widget callback methods
Pierre Ossmane00f0aa2011-06-01 09:31:53 +000065
Pierre Ossmand50b3d12011-04-15 07:46:56 +000066 void draw();
Pierre Ossmane00f0aa2011-06-01 09:31:53 +000067
68 void resize(int x, int y, int w, int h);
69
Pierre Ossmand50b3d12011-04-15 07:46:56 +000070 int handle(int event);
71
72private:
73
Pierre Ossmana32040d2014-02-06 16:31:10 +010074 void damageRect(const rfb::Rect& r);
75
Pierre Ossmanac13abe2014-02-07 14:46:26 +010076 PlatformPixelBuffer* createFramebuffer(int w, int h);
77
Pierre Ossmand50b3d12011-04-15 07:46:56 +000078 static void handleUpdateTimeout(void *data);
Pierre Ossmanf3505452011-07-15 08:11:55 +000079
Pierre Ossman4a6be4a2011-05-19 14:49:18 +000080 static void handleClipboardChange(int source, void *data);
81
Pierre Ossmand50b3d12011-04-15 07:46:56 +000082 void handlePointerEvent(const rfb::Point& pos, int buttonMask);
83 static void handlePointerTimeout(void *data);
84
Pierre Ossmancd6ddef2011-05-20 12:05:20 +000085 rdr::U32 translateKeyEvent(int keyCode, int origKeyCode, const char *keyText);
86 void handleKeyEvent(int keyCode, int origKeyCode, const char *keyText, bool down);
Pierre Ossmand50b3d12011-04-15 07:46:56 +000087
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +000088 void initContextMenu();
89 void popupContextMenu();
90
Pierre Ossman4e7271e2011-05-24 12:47:12 +000091 void setMenuKey();
92
93 static void handleOptions(void *data);
94
Pierre Ossmand50b3d12011-04-15 07:46:56 +000095private:
96 CConn* cc;
97
Pierre Ossman132b3d02011-06-13 11:19:32 +000098 PlatformPixelBuffer* frameBuffer;
Pierre Ossmand50b3d12011-04-15 07:46:56 +000099 rfb::PixelTransformer *pixelTrans;
Pierre Ossmand50b3d12011-04-15 07:46:56 +0000100 rfb::Region damage;
101
102 rfb::Point lastPointerPos;
103 int lastButtonMask;
104
105 typedef std::map<int, rdr::U32> DownMap;
106 DownMap downKeySym;
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +0000107
Pierre Ossman4e7271e2011-05-24 12:47:12 +0000108 int menuKeyCode;
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +0000109 Fl_Menu_Button *contextMenu;
Pierre Ossman835b4ef2011-06-08 17:02:36 +0000110
Henrik Anderssonabd70ce2011-09-14 06:31:06 +0000111 bool menuCtrlKey;
112 bool menuAltKey;
113
Pierre Ossman835b4ef2011-06-08 17:02:36 +0000114 Fl_RGB_Image *cursor;
115 rfb::Point cursorHotspot;
Pierre Ossmand50b3d12011-04-15 07:46:56 +0000116};
117
118#endif