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182 lines
4.9 KiB
182 lines
4.9 KiB
/*
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* Copyright (c) 1999 Matthias Elter <me@kde.org>
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* 1999 Michael Koch <koch@kde.org>
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* 2002 Patrick Julien <freak@codepimps.org>
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* 2004 Boudewijn Rempt <boud@valdyas.org>
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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 General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdlib.h>
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#include <tqpoint.h>
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#include <tdeaction.h>
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#include <tdelocale.h>
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#include <tqcolor.h>
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#include "kis_canvas_subject.h"
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#include "kis_cursor.h"
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#include "kis_image.h"
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#include "kis_paint_device.h"
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#include "kis_tool_move.h"
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#include "kis_tool_move.moc"
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#include "kis_button_press_event.h"
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#include "kis_button_release_event.h"
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#include "kis_move_event.h"
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#include "kis_selection.h"
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#include "kis_selection_manager.h"
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#include "kis_layer.h"
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KisToolMove::KisToolMove()
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: super(i18n("Move Tool"))
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, m_subject( 0 )
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, m_keyEvent( 0 )
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{
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setName("tool_move");
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setCursor(KisCursor::moveCursor());
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m_repeatTimer = new TQTimer(this);
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connect( m_repeatTimer, TQT_SIGNAL( timeout() ), this, TQT_SLOT( slotMove() ) );
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}
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KisToolMove::~KisToolMove()
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{
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}
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void KisToolMove::update(KisCanvasSubject *subject)
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{
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m_subject = subject;
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m_strategy.reset(subject);
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super::update(subject);
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}
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void KisToolMove::buttonPress(KisButtonPressEvent *e)
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{
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if (m_subject && e->button() == Qt::LeftButton) {
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TQPoint pos = e->pos().floorTQPoint();
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KisImageSP img = m_subject->currentImg();
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KisLayerSP dev;
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if (!img || !(dev = img->activeLayer()))
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return;
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m_strategy.startDrag(pos);
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}
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}
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void KisToolMove::move(KisMoveEvent *e)
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{
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if (m_subject && e->state() == Qt::LeftButton) {
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TQPoint pos = e->pos().floorTQPoint();
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if((e->state() & TQt::AltButton) || (e->state() & TQt::ControlButton)) {
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if(fabs(pos.x() - m_dragStart.x()) > fabs(pos.y() - m_dragStart.y()))
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pos.setY(m_dragStart.y());
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else
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pos.setX(m_dragStart.x());
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}
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m_strategy.drag(pos);
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}
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}
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void KisToolMove::buttonRelease(KisButtonReleaseEvent *e)
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{
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if (m_subject && e->button() == Qt::LeftButton) {
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m_strategy.endDrag(e->pos().floorTQPoint());
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}
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}
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void KisToolMove::setup(TDEActionCollection *collection)
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{
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m_action = static_cast<TDERadioAction *>(collection->action(name()));
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if (m_action == 0) {
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m_action = new TDERadioAction(i18n("&Move"),
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"tool_move",
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TQt::SHIFT+TQt::Key_V,
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this,
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TQT_SLOT(activate()),
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collection,
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name());
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m_action->setToolTip(i18n("Move"));
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m_action->setExclusiveGroup("tools");
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m_ownAction = true;
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}
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}
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void KisToolMove::keyPress( TQKeyEvent *e )
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{
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m_keyEvent = e;
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if (m_subject) {
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KisImageSP img = m_subject->currentImg();
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KisLayerSP dev;
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if (!img || !(dev = img->activeLayer()))
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return;
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m_dragStart = TQPoint( 0, 0 );
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m_strategy.startDrag( m_dragStart );
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m_steps = 1;
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m_repeatTimer->start(200);
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}
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}
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void KisToolMove::keyRelease(TQKeyEvent *)
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{
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m_repeatTimer->stop();
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if ( m_subject && m_keyEvent) {
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if ( m_keyEvent->key() == TQt::Key_Left ) {
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m_strategy.endDrag(TQPoint( -m_steps, 0 ));
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}
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else if ( m_keyEvent->key() == TQt::Key_Right ) {
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m_strategy.endDrag(TQPoint(m_steps, 0) );
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}
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else if ( m_keyEvent->key() == TQt::Key_Up ) {
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m_strategy.endDrag(TQPoint(0, -m_steps) );
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}
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else if ( m_keyEvent->key() == TQt::Key_Down ) {
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m_strategy.endDrag(TQPoint(0, m_steps) );
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}
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}
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m_steps = 0;
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m_keyEvent = 0;
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}
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void KisToolMove::slotMove()
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{
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if (m_subject && m_keyEvent) {
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if ( m_keyEvent->key() == TQt::Key_Left ) {
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m_strategy.drag(TQPoint(-m_steps, 0) );
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}
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else if ( m_keyEvent->key() == TQt::Key_Right ) {
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m_strategy.drag(TQPoint(m_steps, 0) );
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}
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else if ( m_keyEvent->key() == TQt::Key_Up ) {
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m_strategy.drag(TQPoint(0, -m_steps) );
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}
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else if ( m_keyEvent->key() == TQt::Key_Down ) {
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m_strategy.drag(TQPoint(0, m_steps) );
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}
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++m_steps;
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}
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}
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