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.
114 lines
3.4 KiB
114 lines
3.4 KiB
/*
|
|
* Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
|
|
* Copyright (c) 2004 Boudewijn Rempt <boud@valdyas.org>
|
|
* Copyright (c) 2004 Clarence Dang <dang@kde.org>
|
|
* Copyright (c) 2004 Adrian Page <adrian@pagenet.plus.com>
|
|
* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
|
|
*
|
|
* 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 "tqwidget.h"
|
|
#include "kis_painter.h"
|
|
#include "kis_layer.h"
|
|
#include "kis_types.h"
|
|
#include "kis_paintop.h"
|
|
#include "kis_alpha_mask.h"
|
|
#include "kis_point.h"
|
|
#include "kis_colorspace.h"
|
|
#include "kis_global.h"
|
|
#include "kis_iterators_pixel.h"
|
|
#include "kis_color.h"
|
|
|
|
KisPaintOp::KisPaintOp(KisPainter * painter)
|
|
: m_dab(0)
|
|
{
|
|
m_painter = painter;
|
|
setSource(painter->device());
|
|
}
|
|
|
|
KisPaintOp::~KisPaintOp()
|
|
{
|
|
}
|
|
|
|
KisPaintDeviceSP KisPaintOp::computeDab(KisAlphaMaskSP mask) {
|
|
return computeDab(mask, m_painter->device()->colorSpace());
|
|
}
|
|
|
|
KisPaintDeviceSP KisPaintOp::computeDab(KisAlphaMaskSP mask, KisColorSpace *cs)
|
|
{
|
|
// XXX: According to the SeaShore source, the Gimp uses a
|
|
// temporary layer the size of the layer that is being painted
|
|
// on. This layer is cleared between painting actions. Our
|
|
// temporary layer, dab, is for every paintAt, composited with
|
|
// the target layer. We only use a real temporary layer for things
|
|
// like filter tools.
|
|
|
|
if(!m_dab || m_dab->colorSpace() != cs)
|
|
m_dab = new KisPaintDevice(cs, "dab");
|
|
Q_CHECK_PTR(m_dab);
|
|
|
|
KisColor kc = m_painter->paintColor();
|
|
|
|
KisColorSpace * colorSpace = m_dab->colorSpace();
|
|
|
|
TQ_INT32 pixelSize = colorSpace->pixelSize();
|
|
|
|
TQ_INT32 maskWidth = mask->width();
|
|
TQ_INT32 maskHeight = mask->height();
|
|
|
|
// Convert the kiscolor to the right colorspace.
|
|
kc.convertTo(colorSpace);
|
|
|
|
KisHLineIteratorPixel hiter = m_dab->createHLineIterator(0, 0, maskWidth, true);
|
|
for (int y = 0; y < maskHeight; y++)
|
|
{
|
|
int x=0;
|
|
while(! hiter.isDone())
|
|
{
|
|
// XXX: Set mask
|
|
colorSpace->setAlpha(kc.data(), mask->alphaAt(x++, y), 1);
|
|
memcpy(hiter.rawData(), kc.data(), pixelSize);
|
|
++hiter;
|
|
}
|
|
hiter.nextRow();
|
|
}
|
|
|
|
return m_dab;
|
|
}
|
|
|
|
void KisPaintOp::splitCoordinate(double coordinate, TQ_INT32 *whole, double *fraction)
|
|
{
|
|
TQ_INT32 i = static_cast<TQ_INT32>(coordinate);
|
|
|
|
if (coordinate < 0) {
|
|
// We always want the fractional part to be positive.
|
|
// E.g. -1.25 becomes -2 and +0.75
|
|
i--;
|
|
}
|
|
|
|
double f = coordinate - i;
|
|
|
|
*whole = i;
|
|
*fraction = f;
|
|
}
|
|
|
|
void KisPaintOp::setSource(KisPaintDeviceSP p) {
|
|
Q_ASSERT(p);
|
|
m_source = p;
|
|
}
|
|
|
|
|
|
KisPaintOpSettings* KisPaintOpFactory::settings(TQWidget* /*parent*/, const KisInputDevice& /*inputDevice*/) { return 0; }
|