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256 lines
8.8 KiB
256 lines
8.8 KiB
/*
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* kis_tool_duplicate.cc - part of Chalk
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*
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* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
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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 <tqbitmap.h>
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#include <tqcheckbox.h>
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#include <tqpainter.h>
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#include <tqlabel.h>
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#include <kaction.h>
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#include <kdebug.h>
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#include <knuminput.h>
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#include <klocale.h>
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#include "kis_brush.h"
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#include "kis_cursor.h"
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#include "kis_image.h"
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#include "kis_tool_duplicate.h"
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#include "kis_painter.h"
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#include "kis_vec.h"
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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_paintop.h"
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#include "kis_paintop_registry.h"
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#include "kis_canvas_subject.h"
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#include "kis_perspective_grid.h"
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#include "kis_canvas_painter.h"
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#include "kis_boundary_painter.h"
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KisToolDuplicate::KisToolDuplicate()
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: super(i18n("Duplicate Brush")), m_isOffsetNotUptodate(true), m_position(TQPoint(-1,-1))
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{
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setName("tool_duplicate");
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m_subject = 0;
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setCursor(KisCursor::load("tool_duplicate_cursor.png", 5, 5));
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}
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KisToolDuplicate::~KisToolDuplicate()
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{
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}
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void KisToolDuplicate::activate()
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{
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m_position = TQPoint(-1,-1);
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super::activate();
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if( m_subject->currentImg()->perspectiveGrid()->countSubGrids() != 1 )
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{
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m_perspectiveCorrection->setEnabled( false );
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m_perspectiveCorrection->setChecked( false );
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} else {
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m_perspectiveCorrection->setEnabled( true );
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}
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}
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void KisToolDuplicate::buttonPress(KisButtonPressEvent *e)
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{
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if (e->state() == ShiftButton) {
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m_position = e->pos();
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m_isOffsetNotUptodate = true;
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} else {
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if (m_position != TQPoint(-1, -1)) {
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super::buttonPress(e);
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}
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}
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}
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void KisToolDuplicate::setup(KActionCollection *collection)
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{
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m_action = static_cast<KRadioAction *>(collection->action(name()));
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if (m_action == 0) {
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m_action = new KRadioAction(i18n("&Duplicate Brush"),
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"tool_duplicate", TQt::Key_C, this,
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TQT_SLOT(activate()), collection,
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name());
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m_action->setToolTip(i18n("Duplicate parts of the image. Shift-click to select the point to duplicate from to begin."));
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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 KisToolDuplicate::initPaint(KisEvent *e)
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{
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if( m_position != TQPoint(-1,-1))
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{
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if(m_isOffsetNotUptodate)
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{
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m_offset = e->pos() - m_position;
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m_isOffsetNotUptodate = false;
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}
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m_paintIncremental = false;
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super::initPaint(e);
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painter()->setDuplicateOffset( m_offset );
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KisPaintOp * op = KisPaintOpRegistry::instance()->paintOp("duplicate", 0, painter());
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if (op && m_source) {
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op->setSource(m_source);
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painter()->setPaintOp(op);
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}
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m_positionStartPainting = e->pos();
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painter()->setDuplicateStart( e->pos() );
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}
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}
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void KisToolDuplicate::move(KisMoveEvent *e)
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{
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// Paint the outline where we will (or are) copying from
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if( m_position == TQPoint(-1,-1) )
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return;
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TQPoint srcPos;
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if (m_mode == PAINT) {
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// if we are in perspective correction mode, update the offset when moving
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if(m_perspectiveCorrection->isChecked())
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{
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double startM[3][3];
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double endM[3][3];
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for(int i = 0; i < 3; i++)
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{
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for(int j = 0; j < 3; j++)
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{
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startM[i][j] = 0.;
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endM[i][j] = 0.;
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}
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startM[i][i] = 1.;
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endM[i][i] = 1.;
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}
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// First look for the grid corresponding to the start point
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KisSubPerspectiveGrid* subGridStart = *m_subject->currentImg()->perspectiveGrid()->begin();//device->image()->perspectiveGrid()->gridAt(KisPoint(srcPoint.x() +hotSpot.x(),srcPoint.y() +hotSpot.y()));
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TQRect r = TQRect(0,0, m_subject->currentImg()->width(), m_subject->currentImg()->height());
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if(subGridStart)
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{
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double* b = KisPerspectiveMath::computeMatrixTransfoFromPerspective( r, *subGridStart->topLeft(), *subGridStart->topRight(), *subGridStart->bottomLeft(), *subGridStart->bottomRight());
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for(int i = 0; i < 3; i++)
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{
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for(int j = 0; j < 3; j++)
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{
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startM[i][j] = b[3*i+j];
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}
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}
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}
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// Second look for the grid corresponding to the end point
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KisSubPerspectiveGrid* subGridEnd = *m_subject->currentImg()->perspectiveGrid()->begin();// device->image()->perspectiveGrid()->gridAt(pos);
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if(subGridEnd)
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{
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double* b = KisPerspectiveMath::computeMatrixTransfoToPerspective(*subGridEnd->topLeft(), *subGridEnd->topRight(), *subGridEnd->bottomLeft(), *subGridEnd->bottomRight(), r);
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for(int i = 0; i < 3; i++)
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{
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for(int j = 0; j < 3; j++)
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{
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endM[i][j] = b[3*i+j];
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}
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}
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}
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// Compute the translation in the perspective transformation space:
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KisPoint translat;
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{
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KisPoint positionStartPaintingT = KisPerspectiveMath::matProd(endM, m_positionStartPainting);
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KisPoint currentPositionT = KisPerspectiveMath::matProd(endM, e->pos() );
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KisPoint duplicateStartPoisitionT = KisPerspectiveMath::matProd(endM, m_positionStartPainting - m_offset);
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KisPoint duplicateRealPosition = KisPerspectiveMath::matProd(startM, duplicateStartPoisitionT + (currentPositionT - positionStartPaintingT) );
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KisPoint p = e->pos() - duplicateRealPosition;
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srcPos = p.floorTQPoint();
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}
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}else {
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srcPos = painter()->duplicateOffset().floorTQPoint();
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}
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} else {
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if(m_isOffsetNotUptodate)
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srcPos = e->pos().floorTQPoint() - m_position.floorTQPoint();
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else
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srcPos = m_offset.floorTQPoint();
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}
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TQ_INT32 x;
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TQ_INT32 y;
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// like KisPaintOp::splitCoordinate
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x = (TQ_INT32)((e->x() < 0) ? e->x() - 1 : e->x());
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y = (TQ_INT32)((e->y() < 0) ? e->y() - 1 : e->y());
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srcPos = TQPoint(x - srcPos.x(), y - srcPos.y());
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paintOutline(srcPos);
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super::move(e);
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}
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void KisToolDuplicate::paintAt(const KisPoint &pos,
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const double pressure,
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const double xtilt,
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const double ytilt)
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{
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if( m_position != TQPoint(-1,-1))
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{
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if(m_isOffsetNotUptodate)
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{
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m_offset = pos - m_position;
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m_isOffsetNotUptodate = false;
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}
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painter()->setDuplicateHealing( m_healing->isChecked() );
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painter()->setDuplicateHealingRadius( m_healingRadius->value() );
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painter()->setDuplicatePerspectiveCorrection( m_perspectiveCorrection->isChecked() );
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painter()->paintAt( pos, pressure, xtilt, ytilt);
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}
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}
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TQString KisToolDuplicate::quickHelp() const {
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return i18n("To start, shift-click on the place you want to duplicate from. Then you can start painting. An indication of where you are copying from will be displayed while drawing and moving the mouse.");
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}
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TQWidget* KisToolDuplicate::createOptionWidget(TQWidget* parent)
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{
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TQWidget* widget = KisToolPaint::createOptionWidget(parent);
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m_healing = new TQCheckBox(widget);
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m_healing->setChecked( false);
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addOptionWidgetOption(m_healing, new TQLabel(i18n("Healing"), widget ));
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m_healingRadius = new KIntNumInput(widget);
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KisBrush *brush = m_subject->currentBrush();
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int healingradius = 20;
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if( brush )
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{
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healingradius = 2 * TQMAX(brush->width(),brush->height());
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}
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m_healingRadius->setValue( healingradius );
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addOptionWidgetOption(m_healingRadius, new TQLabel(i18n("Healing radius"), widget ));
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m_perspectiveCorrection = new TQCheckBox(widget);
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addOptionWidgetOption(m_perspectiveCorrection, new TQLabel(i18n("Correct the perspective"), widget ));
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return widget;
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}
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#include "kis_tool_duplicate.moc"
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