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tdeadmin/kcron/ktprint.cpp

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/***************************************************************************
* -------------------------------------------------------------------- *
* KDE\QT printing implementation. *
* -------------------------------------------------------------------- *
* Copyright (C) 1999, Robert Berry <rjmber@ntlworld.com> *
* -------------------------------------------------------------------- *
* This program 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. *
***************************************************************************/
#include <tqpainter.h>
#include <tqstring.h>
#include <tqpaintdevicemetrics.h>
#include <ktprintopt.h>
#include <klocale.h>
#include "ktprint.h"
const int KTPrint::alignTextLeft (1000);
const int KTPrint::alignTextRight (2000);
const int KTPrint::alignTextCenter (3000);
const int KTPrint::defaultLeftMargin (20);
const int KTPrint::defaultRightMargin (20);
const int KTPrint::defaultTopMargin (30);
const int KTPrint::defaultBottomMargin (30);
/*
I had to add this enum to get the file to compile. Since I ported
this class to QT2.1.1 the compiler throws errors about these flags.
When I figure why I will fix this ugly solution.
*/
enum AlignmentFlags { AlignLeft = 0x0001, AlignRight = 0x0002,
AlignHCenter = 0x0004, AlignTop = 0x0008,
AlignBottom = 0x0010, AlignVCenter = 0x0020,
AlignCenter = AlignVCenter | AlignHCenter,
SingleLine = 0x0040, DontClip = 0x0080,
ExpandTabs = 0x0100, ShowPrefix = 0x0200,
WordBreak = 0x0400, DontPrint = 0x1000 };
KTPrint::~KTPrint()
{
delete prnt;
if (columns.size()>0)
columns.erase(columns.begin(), columns.end());
}
void KTPrint :: createColumns (unsigned num_columns)
{
//Construct all of the columns to be equal in size
//I am going to add a function which works on percentages
int start;
Column *col;
int col_width(width / num_columns);
if (columns.size()>0)
columns.erase(columns.begin(), columns.end());
for (unsigned i = 0, start = leftMargin; i < num_columns; i++) {
col = new Column;
col->start = start;
col->finish = start + (col_width - 5);
col->height = topMargin;
columns.push_back(col);
start+=col_width;
}
}
bool KTPrint:: start ()
{
prnt->setDocName("Cron Tab");
prnt->addDialogPage(new KTPrintOpt(root));
if (prnt->setup(0L, i18n("Print Cron Tab"))) { //Setup a printer
if (paint!=NULL) delete paint;
paint = new TQPainter ();
paint->begin(prnt);
paint->setTabStops(20); // Setup a defualt tab stop size
//Get the information about the page size
TQPaintDeviceMetrics metrics (prnt);
width = metrics.width () - (leftMargin + rightMargin);
height = metrics.height () - (topMargin + bottomMargin);
return true;
}
else
return false;
}
void KTPrint :: setFont (const TQFont &font)
{
paint->setFont(font);
}
TQFont KTPrint :: getFont () const
{
return paint->font();
}
void KTPrint :: print (const TQString &str, int col, int alignment, bool wordWrap)
{
//Prints the string str into the column col using
//the remaining arguments as format flags
int format;
if (paint==NULL)
return;
//Setup the alignment
switch (alignment) {
case alignTextLeft : format = AlignLeft | AlignTop | DontClip | ExpandTabs; break;
case alignTextCenter : format = AlignHCenter | AlignTop | DontClip | ExpandTabs; break;
case alignTextRight : format = AlignRight | AlignTop | DontClip | ExpandTabs; break;
default :
//add error trap
break;
}
//Check if we are wrapping words
if (wordWrap)
format = format | WordBreak;
//Whats left of the page
int remainder (height - columns[col-1]->height);
TQRect rect=paint->boundingRect(columns[col-1]->start,columns[col-1]->height, columns[col-1]->width(), remainder,format, str);
if (rect.height() <= remainder)
{
//Draw the text
paint->drawText(columns[col-1]->start,columns[col-1]->height, columns[col-1]->width(), remainder, format, str);
//Reset the columns height
columns[col-1]->height += rect.height();
}
else
{
newPage();
remainder = height - columns[col-1]->height;
rect=paint->boundingRect(columns[col-1]->start,columns[col-1]->height, columns[col-1]->width(), remainder,format, str);
paint->drawText(columns[col-1]->start,columns[col-1]->height, columns[col-1]->width(), remainder, format, str);
columns[col-1]->height += rect.height();
}
}
void KTPrint :: levelColumns(int space)
{
int ht(0);
//Find the heighest height
for (unsigned i(0); i < columns.size(); i++) {
if (ht < columns[i]->height)
ht = columns[i]->height;
}
//Set all the columns to that height and then add the space argument
for (unsigned i(0); i < columns.size(); i++)
columns[i]->height = ht+space;
}
void KTPrint :: finished ()
{
if (paint!=NULL) {
paint->end(); //Send to printer or file
delete paint;
}
}
void KTPrint :: newPage ()
{
prnt->newPage();
for (unsigned i(0); i < columns.size(); i++)
columns[i]->height = topMargin;
}
int KTPrint :: numCopies () const
{
return prnt->numCopies();
}