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/*
* kis_tool_fill.cc - part of Krayon
*
* Copyright (c) 2000 John Califf <jcaliff@compuzone.net>
* Copyright (c) 2004 Boudewijn Rempt <boud@valdyas.org>
* Copyright (c) 2004 Bart Coppens <kde@bartcoppens.be>
*
* 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.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <kaction.h>
#include <kdebug.h>
#include <klocale.h>
#include <kcommand.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqcheckbox.h>
#include <tqcolor.h>
#include "knuminput.h"
#include "kis_layer.h"
#include "kis_cursor.h"
#include "kis_painter.h"
#include "kis_tool_brush.h"
#include "kis_cmb_composite.h"
#include "kis_tool_fill.h"
#include "kis_colorspace.h"
#include "kis_button_press_event.h"
#include "kis_button_release_event.h"
#include "kis_move_event.h"
#include "kis_pattern.h"
#include "kis_fill_painter.h"
#include "kis_progress_display_interface.h"
#include "kis_undo_adapter.h"
#include "kis_canvas_subject.h"
#include "kis_selection.h"
KisToolFill::KisToolFill()
: super(i18n("Fill")), m_wasPressed(false)
{
setName("tool_fill");
m_subject = 0;
m_oldColor = 0;
m_threshold = 15;
m_usePattern = false;
m_unmerged = false;
m_fillOnlySelection = false;
setCursor(KisCursor::load("tool_fill_cursor.png", 6, 6));
}
void KisToolFill::update(KisCanvasSubject *subject)
{
m_subject = subject;
m_currentImage = subject->currentImg();
super::update(m_subject);
}
KisToolFill::~KisToolFill()
{
}
bool KisToolFill::flood(int startX, int startY)
{
KisPaintDeviceSP device = m_currentImage->activeDevice();
if (!device) return false;
if (m_fillOnlySelection) {
TQRect rc = device->selection()->selectedRect();
KisPaintDeviceSP filled = new KisPaintDevice(device->colorSpace(), "filled");
KisFillPainter painter(filled);
if (m_usePattern)
painter.fillRect(rc.x(), rc.y(), rc.width(), rc.height(),
m_subject->currentPattern());
else
painter.fillRect(rc.x(), rc.y(), rc.width(), rc.height(),
m_subject->fgColor(), m_opacity);
painter.end();
KisPainter painter2(device);
if (m_currentImage->undo()) painter2.beginTransaction(i18n("Fill"));
painter2.bltSelection(rc.x(), rc.y() , m_compositeOp, filled, m_opacity,
rc.x(), rc.y(), rc.width(), rc.height());
device->setDirty(filled->extent());
notifyModified();
if (m_currentImage->undo()) {
m_currentImage->undoAdapter()->addCommand(painter2.endTransaction());
}
return true;
}
KisFillPainter painter(device);
if (m_currentImage->undo()) painter.beginTransaction(i18n("Flood Fill"));
painter.setPaintColor(m_subject->fgColor());
painter.setOpacity(m_opacity);
painter.setFillThreshold(m_threshold);
painter.setCompositeOp(m_compositeOp);
painter.setPattern(m_subject->currentPattern());
painter.setSampleMerged(!m_unmerged);
painter.setCareForSelection(true);
KisProgressDisplayInterface *progress = m_subject->progressDisplay();
if (progress) {
progress->setSubject(&painter, true, true);
}
if (m_usePattern)
painter.fillPattern(startX, startY);
else
painter.fillColor(startX, startY);
device->setDirty(painter.dirtyRect());
notifyModified();
if (m_currentImage->undo()) {
m_currentImage->undoAdapter()->addCommand(painter.endTransaction());
}
return true;
}
void KisToolFill::buttonPress(KisButtonPressEvent *e)
{
m_startPos = e->pos();
m_wasPressed = true;
}
void KisToolFill::buttonRelease(KisButtonReleaseEvent *e)
{
if (!m_subject) return;
if (!m_currentImage || !m_currentImage->activeDevice()) return;
if (e->button() != Qt::LeftButton) return;
if(!m_wasPressed) return;
m_wasPressed = false;
int x, y;
x = m_startPos.floorX();
y = m_startPos.floorY();
if (!m_currentImage->bounds().tqcontains(x, y)) {
return;
}
flood(x, y);
notifyModified();
}
TQWidget* KisToolFill::createOptionWidget(TQWidget* tqparent)
{
TQWidget *widget = super::createOptionWidget(tqparent);
m_lbThreshold = new TQLabel(i18n("Threshold: "), widget);
m_slThreshold = new KIntNumInput( widget, "int_widget");
m_slThreshold->setRange( 1, 100);
m_slThreshold->setSteps( 3, 3);
m_slThreshold->setValue(m_threshold);
connect(m_slThreshold, TQT_SIGNAL(valueChanged(int)), this, TQT_SLOT(slotSetThreshold(int)));
m_checkUsePattern = new TQCheckBox(i18n("Use pattern"), widget);
m_checkUsePattern->setChecked(m_usePattern);
connect(m_checkUsePattern, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotSetUsePattern(bool)));
m_checkSampleMerged = new TQCheckBox(i18n("Limit to current layer"), widget);
m_checkSampleMerged->setChecked(m_unmerged);
connect(m_checkSampleMerged, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotSetSampleMerged(bool)));
m_checkFillSelection = new TQCheckBox(i18n("Fill entire selection"), widget);
m_checkFillSelection->setChecked(m_fillOnlySelection);
connect(m_checkFillSelection, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotSetFillSelection(bool)));
addOptionWidgetOption(m_slThreshold, m_lbThreshold);
addOptionWidgetOption(m_checkFillSelection);
addOptionWidgetOption(m_checkSampleMerged);
addOptionWidgetOption(m_checkUsePattern);
return widget;
}
void KisToolFill::slotSetThreshold(int threshold)
{
m_threshold = threshold;
}
void KisToolFill::slotSetUsePattern(bool state)
{
m_usePattern = state;
}
void KisToolFill::slotSetSampleMerged(bool state)
{
m_unmerged = state;
}
void KisToolFill::slotSetFillSelection(bool state)
{
m_fillOnlySelection = state;
m_slThreshold->setEnabled(!state);
m_checkSampleMerged->setEnabled(!state);
}
void KisToolFill::setup(KActionCollection *collection)
{
m_action = static_cast<KRadioAction *>(collection->action(name()));
if (m_action == 0) {
m_action = new KRadioAction(i18n("&Fill"),
"tool_color_fill",
TQt::Key_F,
this,
TQT_SLOT(activate()),
collection,
name());
m_action->setToolTip(i18n("Contiguous fill"));
m_action->setExclusiveGroup("tools");
m_ownAction = true;
}
}
#include "kis_tool_fill.moc"
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