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375 lines
11 KiB
C++
375 lines
11 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// Includes
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//
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#include <nel/misc/types_nl.h>
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#include <list>
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#include <nel/misc/event_listener.h>
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#include <nel/misc/command.h>
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#include <nel/misc/log.h>
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#include <nel/misc/displayer.h>
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#include <nel/3d/u_camera.h>
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#include <nel/3d/u_driver.h>
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#include <nel/3d/u_text_context.h>
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#include <nel/3d/u_instance.h>
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#include <nel/3d/u_scene.h>
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#include <nel/3d/u_3d_mouse_listener.h>
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#include <nel/3d/u_material.h>
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#include <nel/3d/u_landscape.h>
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#include "network.h"
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#include "snowballs_client.h"
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#include "interface.h"
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//
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// Namespaces
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//
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using namespace std;
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using namespace NLMISC;
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using namespace NL3D;
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namespace SBCLIENT {
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//
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// Variables
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//
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CLog CommandsLog;
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static list <string> StoredLines;
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static uint32 NbStoredLines = 100;
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// These variables are automatically set with the config file
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static float CommandsBoxX, CommandsBoxY, CommandsBoxWidth;
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static float CommandsBoxBorder;
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static int CommandsNbLines;
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static float CommandsLineHeight;
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static int CommandsFontSize;
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static CRGBA CommandsBackColor, CommandsFrontColor;
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static UMaterial CommandsMaterial = NULL;
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//
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// Functions
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//
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// Display a string to the commands interface
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void addLine (const string &line)
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{
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// Add the line
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StoredLines.push_back (line);
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// Clear old lines if too much lines are stored
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while (StoredLines.size () > NbStoredLines)
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{
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StoredLines.pop_front ();
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}
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}
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// Display used to display on the commands interface
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class CCommandsDisplayer : public IDisplayer
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{
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virtual void doDisplay (const CLog::TDisplayInfo &args, const char *message)
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{
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bool needSpace = false;
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string str;
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if (args.LogType != CLog::LOG_NO)
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{
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str += logTypeToString(args.LogType);
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needSpace = true;
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}
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if (needSpace) { str += ": "; needSpace = false; }
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str += message;
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addLine (str);
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}
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};
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// Instance of the displayer
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static CCommandsDisplayer CommandsDisplayer;
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// Check if the user line is a command or not (a commands precede by a '/')
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bool commandLine (const string &str)
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{
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string command = "";
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if (str[0]=='/')
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{
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// If it's a command call it
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command = str.substr(1);
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// add the string in to the chat
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addLine (string ("command> ") + str);
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ICommand::execute (command, CommandsLog);
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return true;
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}
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else
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{
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return false;
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}
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}
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// Manage the user keyboard input
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class CCommandsListener : public IEventListener
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{
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virtual void operator() ( const CEvent& event )
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{
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// If the interface is open, ignore keys for the command interface
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if (interfaceOpen ()) return;
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// Get the key
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CEventChar &ec = (CEventChar&)event;
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switch ( ec.Char )
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{
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case 13 : // RETURN : Send the chat message
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// If the line is empty, do nothing
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if ( _Line.size() == 0 ) break;
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// If it's a command, execute it and don't send the command to the network
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if ( ! commandLine( _Line ) )
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{
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// If online, send the chat line, otherwise, locally displays it
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if (isOnline ())
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sendChatLine (_Line);
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else
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addLine (string ("you said> ") + _Line);
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}
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// Reset the command line
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_LastCommand = _Line;
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_Line = "";
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_MaxWidthReached = false;
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break;
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case 8 : // BACKSPACE : remove the last character
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if ( _Line.size() != 0 )
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{
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_Line.erase( _Line.end()-1 );
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}
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break;
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case 9 : // TAB : If it's a command, try to auto complete it
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if (_Line.empty())
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{
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_Line = _LastCommand;
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}
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else if (!_Line.empty() && _Line[0] == '/')
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{
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string command = _Line.substr(1);
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ICommand::expand(command);
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_Line = '/' + command;
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}
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break;
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case 27 : // ESCAPE : clear the command
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_Line = "";
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_MaxWidthReached = false;
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break;
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default: // OTHERWISE : add the character to the line
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if (! _MaxWidthReached)
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{
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_Line += (char)ec.Char;
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}
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}
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}
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public:
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CCommandsListener() : _MaxWidthReached( false )
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{}
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const string& line() const
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{
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return _Line;
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}
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void setMaxWidthReached( bool b )
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{
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_MaxWidthReached = b;
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}
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private:
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string _Line;
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bool _MaxWidthReached;
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string _LastCommand;
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};
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// Instance of the listener
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static CCommandsListener CommandsListener;
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// This functions is automatically called when the config file changed (dynamically)
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void cbUpdateCommands (CConfigFile::CVar &var)
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{
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if (var.Name == "CommandsBoxX") CommandsBoxX = var.asFloat ();
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else if (var.Name == "CommandsBoxY") CommandsBoxY = var.asFloat ();
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else if (var.Name == "CommandsBoxWidth") CommandsBoxWidth = var.asFloat ();
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else if (var.Name == "CommandsBoxBorder") CommandsBoxBorder = var.asFloat ();
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else if (var.Name == "CommandsNbLines") CommandsNbLines = var.asInt ();
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else if (var.Name == "CommandsLineHeight") CommandsLineHeight = var.asFloat ();
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else if (var.Name == "CommandsBackColor") CommandsBackColor.set (var.asInt(0), var.asInt(1), var.asInt(2), var.asInt(3));
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else if (var.Name == "CommandsFrontColor") CommandsFrontColor.set (var.asInt(0), var.asInt(1), var.asInt(2), var.asInt(3));
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else if (var.Name == "CommandsFontSize") CommandsFontSize = var.asInt ();
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else nlwarning ("Unknown variable update %s", var.Name.c_str());
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}
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void initCommands()
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{
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// Add the keyboard listener in the event server
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Driver->EventServer.addListener (EventCharId, &CommandsListener);
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// Add the command displayer to the standard log (to display NeL info)
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CommandsLog.addDisplayer (&CommandsDisplayer);
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#ifndef NL_RELEASE
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DebugLog->addDisplayer (&CommandsDisplayer);
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InfoLog->addDisplayer (&CommandsDisplayer);
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WarningLog->addDisplayer (&CommandsDisplayer);
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AssertLog->addDisplayer (&CommandsDisplayer);
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ErrorLog->addDisplayer (&CommandsDisplayer);
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#endif
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// Add callback for the config file
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ConfigFile->setCallback ("CommandsBoxX", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsBoxY", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsBoxWidth", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsBoxBorder", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsNbLines", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsLineHeight", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsBackColor", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsFrontColor", cbUpdateCommands);
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ConfigFile->setCallback ("CommandsFontSize", cbUpdateCommands);
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// Init the config file variable
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cbUpdateCommands (ConfigFile->getVar ("CommandsBoxX"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsBoxY"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsBoxWidth"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsBoxBorder"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsNbLines"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsLineHeight"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsBackColor"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsFrontColor"));
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cbUpdateCommands (ConfigFile->getVar ("CommandsFontSize"));
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CommandsMaterial = Driver->createMaterial();
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CommandsMaterial.initUnlit();
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CommandsMaterial.setBlendFunc(UMaterial::srcalpha, UMaterial::invsrcalpha);
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CommandsMaterial.setBlend(true);
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}
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void updateCommands()
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{
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// Snap to pixels (kind of ugly code, but looks better ingame)
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uint32 _width, _height;
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Driver->getWindowSize(_width, _height);
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float width = (float)_width, height = (float)_height;
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float CommandsLineHeight = CommandsFontSize / height;
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float CommandsBoxX = ((float)(sint32)(SBCLIENT::CommandsBoxX * width)) / width;
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float CommandsBoxWidth = ((float)(sint32)(SBCLIENT::CommandsBoxWidth * width)) / width;
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float CommandsBoxY = ((float)(sint32)(SBCLIENT::CommandsBoxY * height)) / height;
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float CommandsBoxHeight = ((float)(sint32)((CommandsNbLines + 1) * CommandsLineHeight * width)) / width;
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float CommandsBoxBorderX = ((float)(sint32)(SBCLIENT::CommandsBoxBorder * width)) / width;
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float CommandsBoxBorderY = ((float)(sint32)(SBCLIENT::CommandsBoxBorder * height)) / height;
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// Display the background
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Driver->setMatrixMode2D11 ();
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CommandsMaterial.setColor(CommandsBackColor);
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float x0 = CommandsBoxX - CommandsBoxBorderX;
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float y0 = CommandsBoxY - CommandsBoxBorderY;
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float x1 = CommandsBoxX + CommandsBoxWidth + CommandsBoxBorderX;
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float y1 = CommandsBoxY + CommandsBoxHeight + CommandsBoxBorderY;
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Driver->drawQuad(CQuad(CVector(x0, y0, 0), CVector(x1, y0, 0), CVector(x1, y1, 0), CVector(x0, y1, 0)), CommandsMaterial);
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// Set the text context
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TextContext->setHotSpot (UTextContext::BottomLeft);
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TextContext->setColor (CommandsFrontColor);
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TextContext->setFontSize (CommandsFontSize);
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// Display the user input line
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ucstring line = ucstring("> ") + ucstring(CommandsListener.line()) + ucstring("_");
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uint32 csi = TextContext->textPush(line);
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float sw = TextContext->getStringInfo(csi).StringWidth / width; // make sure newly typed text is visible
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TextContext->printAt(sw > CommandsBoxWidth ? CommandsBoxX - sw + CommandsBoxWidth : CommandsBoxX, CommandsBoxY, csi);
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TextContext->erase(csi);
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// Display stored lines
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float yPos = CommandsBoxY;
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list<string>::reverse_iterator rit = StoredLines.rbegin();
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for (sint32 i = 0; i < CommandsNbLines; ++i)
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{
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yPos += CommandsLineHeight;
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if (rit == StoredLines.rend()) break;
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TextContext->printfAt(CommandsBoxX, yPos, (*rit).c_str());
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rit++;
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}
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}
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void clearCommands ()
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{
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StoredLines.clear ();
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}
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void releaseCommands()
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{
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// Remove the displayers
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CommandsLog.removeDisplayer(&CommandsDisplayer);
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#ifndef NL_RELEASE
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DebugLog->removeDisplayer(&CommandsDisplayer);
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InfoLog->removeDisplayer(&CommandsDisplayer);
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WarningLog->removeDisplayer(&CommandsDisplayer);
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AssertLog->removeDisplayer(&CommandsDisplayer);
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ErrorLog->removeDisplayer(&CommandsDisplayer);
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#endif
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// Remove callbacks for the config file
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ConfigFile->setCallback("CommandsBoxX", NULL);
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ConfigFile->setCallback("CommandsBoxY", NULL);
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ConfigFile->setCallback("CommandsBoxWidth", NULL);
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ConfigFile->setCallback("CommandsBoxBorder", NULL);
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ConfigFile->setCallback("CommandsNbLines", NULL);
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ConfigFile->setCallback("CommandsLineHeight", NULL);
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ConfigFile->setCallback("CommandsBackColor", NULL);
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ConfigFile->setCallback("CommandsFrontColor", NULL);
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ConfigFile->setCallback("CommandsFontSize", NULL);
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// Remove the keyboard listener from the server
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Driver->EventServer.removeListener(EventCharId, &CommandsListener);
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// Remove the material
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Driver->deleteMaterial(CommandsMaterial);
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}
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NLMISC_COMMAND(clear,"clear the chat history","")
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{
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// check args, if there s not the right number of parameter, return bad
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if(args.size() != 0) return false;
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clearCommands ();
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return true;
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}
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} /* namespace SBCLIENT */
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/* end of file */
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