khanat-opennel-code/code/ryzom/client/src/interfaces_manager/capture.cpp

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// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdpch.h"
//////////////
// Includes //
//////////////
// 3D Interface.
#include "nel/3d/u_driver.h"
#include "nel/3d/u_text_context.h"
// Client
#include "capture.h"
#include "interfaces_manager.h"
////////////////
// Namespaces //
////////////////
using namespace NLMISC;
using namespace NL3D;
using namespace std;
/////////////
// Externs //
/////////////
extern UDriver *Driver;
extern UTextContext *TextContext;
//-----------------------------------------------
// CCapture :
// Constructor.
//-----------------------------------------------
CCapture::CCapture(uint id)
: CControl(id)
{
init(0);
}// CCapture //
//-----------------------------------------------
// CCapture :
// Constructor.
//-----------------------------------------------
CCapture::CCapture(uint id, float x, float y, float x_pixel, float y_pixel, float w, float h, float w_pixel, float h_pixel, uint numFunc, const CPen &pen)
: CControl(id, x, y, x_pixel, y_pixel, w, h, w_pixel, h_pixel), CPen(pen)
{
init(numFunc);
}// CCapture //
//-----------------------------------------------
// CCapture :
// Constructor.
//-----------------------------------------------
CCapture::CCapture(uint id, float x, float y, float x_pixel, float y_pixel, float w, float h, float w_pixel, float h_pixel, uint numFunc, uint32 fontSize, CRGBA color, bool shadow)
: CControl(id, x, y, x_pixel, y_pixel, w, h, w_pixel, h_pixel), CPen(fontSize, color, shadow)
{
init(numFunc);
}// CCapture //
//-----------------------------------------------
// ~CCapture :
// Destructor.
//-----------------------------------------------
CCapture::~CCapture()
{
// Remove the listener.
Driver->EventServer.removeListener(EventCharId, this);
}// ~CCapture //
//-----------------------------------------------
// init :
// Initialize the button (1 function called for all constructors -> easier).
//-----------------------------------------------
void CCapture::init(uint numFunc)
{
//
_NumFunc = numFunc;
_MaxChar = 256;
_Insert = false;
_Prompt = "";
// Add an event Listener for the char event.
Driver->EventServer.addListener(EventCharId, this);
}// init //
//---------------------------------------------------
// operator() :
// Function that receives events.
//---------------------------------------------------
void CCapture::operator()(const CEvent& event)
{
// Not in insert mode -> return (or disconnect listener).
if(!_Insert)
return;
// What is the char pushed ?
CEventChar ec = (CEventChar &) event;
switch(ec.Char)
{
// SPACE
// case KeySPACE:
// return;
// break;
// RETURN
case KeyRETURN:
_Insert = false;
CInterfMngr::runFuncCtrl(_NumFunc, id());
break;
// TAB
case KeyTAB:
break;
// ESCAPE
case KeyESCAPE:
break;
// BACKSPACE
case KeyBACK:
// delete last character
if(_Str.size () > 0)
{
ucstring::iterator it = _Str.end();
_Str.erase(--it);
}
break;
// OTHER
default:
// If the char is not alphanumeric -> return.
// if(!isalnum(ec.Char))
// return;
if(_Str.size() < _MaxChar)
_Str += ec.Char;
break;
}
}// operator() //
//-----------------------------------------------
// display :
// Display the text.
//-----------------------------------------------
void CCapture::display()
{
// If the control is hide -> return
if(!_Show)
return;
/// \todo GUIGUI : initialize the scissor with oldScissor and remove tmp variables.
// Backup scissor and create the new scissor to clip the list correctly.
CScissor oldScissor = Driver->getScissor();
CScissor scissor;
float scisX, scisY, scisWidth, scisHeight;
scisX = oldScissor.X;
scisY = oldScissor.Y;
scisWidth = oldScissor.Width;
scisHeight = oldScissor.Height;
float xtmp = _X_Display+_W_Display;
float ytmp = _Y_Display+_H_Display;
float xscistmp = scisX+scisWidth;
float yscistmp = scisY+scisHeight;
if(_X_Display>scisX)
scisX = _X_Display;
if(_Y_Display>scisY)
scisY = _Y_Display;
if(xtmp<xscistmp)
scisWidth = xtmp-scisX;
else
scisWidth = xscistmp-scisX;
if(ytmp<yscistmp)
scisHeight = ytmp-scisY;
else
scisHeight = yscistmp-scisY;
scissor.init(scisX, scisY, scisWidth, scisHeight);
Driver->setScissor(scissor);
// write text
ucstring str(_Prompt);
str += _Str;
if(_Insert)
{
str += "_";
}
TextContext->setShaded(_Shadow);
TextContext->setHotSpot(UTextContext::MiddleLeft);
TextContext->setColor(_Color);
TextContext->setFontSize(_FontSize);
const uint32 index = TextContext->textPush( str );
const float strWidth = TextContext->getStringInfo(index).StringWidth / Driver->getWindowWidth();
// display string starting by the first character if !insert or display to ensure the input prompt is visible in insert mode
// calculate the x coordinate where to start displaying
float xDisplay = _X_Display;
if (_Insert)
{
if (strWidth > _W_Display)
xDisplay -= (strWidth - _W_Display);
}
TextContext->printAt( xDisplay , _Y_Display+_H_Display/2, index);
TextContext->erase(index);
// Restore Scissor.
Driver->setScissor(oldScissor);
}// display //
//-----------------------------------------------
// click :
// Manage the click for the control.
//-----------------------------------------------
void CCapture::click(float x, float y, bool &taken)
{
_Insert = false;
if (!taken)
{
// If the click is in the capture Rect.
if(x>=_X_Display && x<=(_X_Display+_W_Display) && y>=_Y_Display && y<=(_Y_Display+_H_Display))
{
_Insert = true;
taken = true;
}
}
}// click //