You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
158 lines
4.0 KiB
158 lines
4.0 KiB
/* This file is part of the KDE project
|
|
Copyright (C) 2001 Andrea Rizzi <rizzi@kde.org>
|
|
Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
This library 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public License
|
|
along with this library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include <iostream>
|
|
|
|
#include <tqpainter.h>
|
|
|
|
#include <tdeapplication.h>
|
|
#include <kdebug.h>
|
|
|
|
#include <basicelement.h>
|
|
#include <formulacursor.h>
|
|
#include <formulaelement.h>
|
|
#include <kformulacontainer.h>
|
|
#include <kformuladocument.h>
|
|
#include "kformulawidget.h"
|
|
|
|
|
|
KFormulaWidget::KFormulaWidget(KFormula::Container* doc,
|
|
TQWidget* parent, const char* name, WFlags f)
|
|
: TQWidget(parent, name, f | WRepaintNoErase | WResizeNoErase),
|
|
formulaView(doc)
|
|
{
|
|
connect(doc, TQT_SIGNAL(formulaChanged(int, int)),
|
|
this, TQT_SLOT(slotFormulaChanged(int, int)));
|
|
connect(&formulaView, TQT_SIGNAL(cursorChanged(bool, bool)),
|
|
this, TQT_SLOT(slotCursorChanged(bool, bool)));
|
|
|
|
setFocusPolicy(TQWidget::StrongFocus);
|
|
setBackgroundMode(NoBackground/*TQWidget::PaletteBase*/);
|
|
|
|
TQRect rect = doc->boundingRect();
|
|
slotFormulaChanged(rect.width(), rect.height());
|
|
}
|
|
|
|
KFormulaWidget::~KFormulaWidget()
|
|
{
|
|
}
|
|
|
|
|
|
TQPoint KFormulaWidget::getCursorPoint() const
|
|
{
|
|
return formulaView.getCursorPoint();
|
|
}
|
|
|
|
void KFormulaWidget::setReadOnly(bool ro)
|
|
{
|
|
formulaView.setReadOnly(ro);
|
|
}
|
|
|
|
|
|
void KFormulaWidget::paintEvent(TQPaintEvent* event)
|
|
{
|
|
// Always repaint the buffer. This is not so much more work
|
|
// than it seems to be as each cursor movement requires a repaint.
|
|
TQPainter p( &buffer );
|
|
//p.translate( -fr.x(), -fr.y() );
|
|
formulaView.draw( p, event->rect(), colorGroup() );
|
|
|
|
TQPainter painter;
|
|
painter.begin(this);
|
|
painter.drawPixmap( event->rect().x(), event->rect().y(),
|
|
buffer, event->rect().x(), event->rect().y(), event->rect().width(), event->rect().height() );
|
|
painter.end();
|
|
}
|
|
|
|
void KFormulaWidget::keyPressEvent(TQKeyEvent* event)
|
|
{
|
|
formulaView.keyPressEvent(event);
|
|
}
|
|
|
|
|
|
void KFormulaWidget::focusInEvent(TQFocusEvent* event)
|
|
{
|
|
formulaView.focusInEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::focusOutEvent(TQFocusEvent* event)
|
|
{
|
|
formulaView.focusOutEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::mousePressEvent(TQMouseEvent* event)
|
|
{
|
|
formulaView.mousePressEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::mouseReleaseEvent(TQMouseEvent* event)
|
|
{
|
|
formulaView.mouseReleaseEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::mouseDoubleClickEvent(TQMouseEvent* event)
|
|
{
|
|
formulaView.mouseDoubleClickEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::mouseMoveEvent(TQMouseEvent* event)
|
|
{
|
|
formulaView.mouseMoveEvent(event);
|
|
}
|
|
|
|
void KFormulaWidget::slotFormulaChanged(int width, int height)
|
|
{
|
|
// Magic numbers just to see the cursor.
|
|
resize(width + 5, height + 5);
|
|
buffer.resize(width + 5, height + 5);
|
|
update();
|
|
//kdDebug( 40000 ) << "KFormulaWidget::slotFormulaChanged" << endl;
|
|
}
|
|
|
|
/**
|
|
* The document we show.
|
|
*/
|
|
KFormula::Container* KFormulaWidget::getDocument()
|
|
{
|
|
return formulaView.getDocument();
|
|
}
|
|
|
|
/**
|
|
* Our cursor.
|
|
*/
|
|
KFormula::FormulaCursor* KFormulaWidget::getCursor()
|
|
{
|
|
return formulaView.getCursor();
|
|
}
|
|
|
|
|
|
void KFormulaWidget::slotSelectAll()
|
|
{
|
|
formulaView.slotSelectAll();
|
|
}
|
|
|
|
void KFormulaWidget::slotCursorChanged(bool visible, bool selecting)
|
|
{
|
|
emit cursorChanged(visible, selecting);
|
|
update();
|
|
}
|
|
|
|
#include "kformulawidget.moc"
|