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koffice/krita/ui/kis_custom_brush.cc

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/*
* Copyright (c) 2005 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 <KoImageResource.h>
#include <kdebug.h>
#include <qlabel.h>
#include <qimage.h>
#include <qpushbutton.h>
#include <qcombobox.h>
#include <qcheckbox.h>
#include <kglobal.h>
#include <kstandarddirs.h>
#include <ktempfile.h>
#include "kis_view.h"
#include "kis_image.h"
#include "kis_layer.h"
#include "kis_paint_device.h"
#include "kis_brush.h"
#include "kis_imagepipe_brush.h"
#include "kis_custom_brush.h"
#include "kis_resource_mediator.h"
#include "kis_resourceserver.h"
#include "kis_paint_layer.h"
#include "kis_group_layer.h"
KisCustomBrush::KisCustomBrush(QWidget *parent, const char* name, const QString& caption, KisView* view)
: KisWdgCustomBrush(parent, name), m_view(view)
{
Q_ASSERT(m_view);
m_mediator = 0;
setCaption(caption);
m_brush = 0;
preview->setScaledContents(true);
connect(addButton, SIGNAL(pressed()), this, SLOT(slotAddPredefined()));
connect(brushButton, SIGNAL(pressed()), this, SLOT(slotUseBrush()));
// connect(exportButton, SIGNAL(pressed()), this, SLOT(slotExport()));
connect(style, SIGNAL(activated(int)), this, SLOT(slotUpdateCurrentBrush(int)));
connect(colorAsMask, SIGNAL(stateChanged(int)), this, SLOT(slotUpdateCurrentBrush(int)));
}
KisCustomBrush::~KisCustomBrush() {
delete m_brush;
}
void KisCustomBrush::showEvent(QShowEvent *) {
slotUpdateCurrentBrush(0);
}
void KisCustomBrush::slotUpdateCurrentBrush(int) {
delete m_brush;
if (m_view->canvasSubject() && m_view->canvasSubject()->currentImg()) {
createBrush();
preview->setPixmap(QPixmap(m_brush->img()));
} else {
m_brush = 0;
}
}
void KisCustomBrush::slotExport() {
;
}
void KisCustomBrush::slotAddPredefined() {
// Save in the directory that is likely to be: ~/.kde/share/apps/krita/brushes
// a unique file with this brushname
QString dir = KGlobal::dirs()->saveLocation("data", "krita/brushes");
QString extension;
if (style->currentItem() == 0) {
extension = ".gbr";
} else {
extension = ".gih";
}
KTempFile file(dir, extension);
file.close(); // If we don't, and brush->save first, it might get truncated!
// Save it to that file
m_brush->setFilename(file.name());
// Add it to the brush server, so that it automatically gets to the mediators, and
// so to the other brush choosers can pick it up, if they want to
if (m_server)
m_server->addResource(m_brush->clone());
}
void KisCustomBrush::slotUseBrush() {
KisBrush* copy = m_brush->clone();
Q_CHECK_PTR(copy);
emit(activatedResource(copy));
}
void KisCustomBrush::createBrush() {
KisImageSP img = m_view->canvasSubject()->currentImg();
if (!img)
return;
if (style->currentItem() == 0) {
m_brush = new KisBrush(img->mergedImage(), 0, 0, img->width(), img->height());
if (colorAsMask->isChecked())
m_brush->makeMaskImage();
return;
}
// For each layer in the current image, create a new image, and add it to the list
QValueVector< QValueVector<KisPaintDevice*> > devices;
devices.push_back(QValueVector<KisPaintDevice*>());
int w = img->width();
int h = img->height();
// We only loop over the rootLayer. Since we actually should have a layer selection
// list, no need to elaborate on that here and now
KisLayer* layer = img->rootLayer()->firstChild();
while (layer) {
KisPaintLayer* paint = 0;
if (layer->visible() && (paint = dynamic_cast<KisPaintLayer*>(layer)))
devices.at(0).push_back(paint->paintDevice());
layer = layer->nextSibling();
}
QValueVector<KisPipeBrushParasite::SelectionMode> modes;
switch(comboBox2->currentItem()) {
case 0: modes.push_back(KisPipeBrushParasite::Constant); break;
case 1: modes.push_back(KisPipeBrushParasite::Random); break;
case 2: modes.push_back(KisPipeBrushParasite::Incremental); break;
case 3: modes.push_back(KisPipeBrushParasite::Pressure); break;
case 4: modes.push_back(KisPipeBrushParasite::Angular); break;
default: modes.push_back(KisPipeBrushParasite::Incremental);
}
m_brush = new KisImagePipeBrush(img->name(), w, h, devices, modes);
if (colorAsMask->isChecked())
m_brush->makeMaskImage();
}
#include "kis_custom_brush.moc"