void UndoManager::getSnapshot(int index, DImg* const img) const
{
DImg data = d->undoCache->getData(index);
// Pass ownership of buffer. If data is null, img will be null
img->putImageData(data.width(), data.height(), data.sixteenBit(), data.hasAlpha(), data.bits(), true);
}
bool UndoCache::putData(int level, const DImg& img) const
{
QFile file(d->cacheFile(level));
KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(d->cacheDir);
unsigned long fspace = (unsigned long)(info.available()/1024.0/1024.0);
kDebug() << "Free space available in Editor cache [" << d->cacheDir << "] in Mbytes: " << fspace;
if (file.exists() ||
!file.open(QIODevice::WriteOnly) ||
fspace < 1024) // Check if free space is over 1 Gb to put data in cache.
{
return false;
}
QDataStream ds(&file);
ds << img.width();
ds << img.height();
ds << img.sixteenBit();
ds << img.hasAlpha();
QByteArray ba((const char*)img.bits(), img.numBytes());
ds << ba;
file.close();
d->cachedLevels << level;
return true;
}
void BorderFilter::solid2(DImg& src, DImg& dest, const DColor& fg, int borderWidth)
{
dest = DImg(src.width() + borderWidth * 2, src.height() + borderWidth * 2,
src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, borderWidth, borderWidth);
}
void BorderFilter::solid(DImg& src, DImg& dest, const DColor& fg, int borderWidth)
{
if (d->settings.orgWidth > d->settings.orgHeight)
{
int height = src.height() + borderWidth * 2;
dest = DImg((int)(height * d->orgRatio), height, src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, (dest.width() - src.width()) / 2, borderWidth);
}
else
{
int width = src.width() + borderWidth * 2;
dest = DImg(width, (int)(width / d->orgRatio), src.sixteenBit(), src.hasAlpha());
dest.fill(fg);
dest.bitBltImage(&src, borderWidth, (dest.height() - src.height()) / 2);
}
}
void BorderFilter::bevel2(DImg& src, DImg& dest, const DColor& topColor,
const DColor& btmColor, int borderWidth)
{
int x, y;
int wc;
dest = DImg(src.width() + borderWidth * 2,
src.height() + borderWidth * 2,
src.sixteenBit(), src.hasAlpha());
// top
for (y = 0, wc = (int)dest.width() - 1; y < borderWidth; ++y, --wc)
{
for (x = 0; x < wc; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (; x < (int)dest.width(); ++x)
{
dest.setPixelColor(x, y, btmColor);
}
}
// left and right
for (; y < (int)dest.height() - borderWidth; ++y)
{
for (x = 0; x < borderWidth; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (x = (int)dest.width() - 1; x > (int)dest.width() - borderWidth - 1; --x)
{
dest.setPixelColor(x, y, btmColor);
}
}
// bottom
for (wc = borderWidth; y < (int)dest.height(); ++y, --wc)
{
for (x = 0; x < wc; ++x)
{
dest.setPixelColor(x, y, topColor);
}
for (; x < (int)dest.width(); ++x)
{
dest.setPixelColor(x, y, btmColor);
}
}
dest.bitBltImage(&src, borderWidth, borderWidth);
}
void BorderFilter::pattern(DImg& src, DImg& dest, int borderWidth,
const DColor& firstColor, const DColor& secondColor,
int firstWidth, int secondWidth)
{
// Original image with the first solid border around.
DImg tmp;
solid(src, tmp, firstColor, firstWidth);
// Border tiled image using pattern with second solid border around.
int width, height;
if (d->settings.orgWidth > d->settings.orgHeight)
{
height = tmp.height() + borderWidth * 2;
width = (int)(height * d->orgRatio);
}
else
{
width = tmp.width() + borderWidth * 2;
height = (int)(width / d->orgRatio);
}
DImg tmp2(width, height, tmp.sixteenBit(), tmp.hasAlpha());
qCDebug(DIGIKAM_DIMG_LOG) << "Border File:" << d->settings.borderPath;
DImg border(d->settings.borderPath);
if (border.isNull())
{
return;
}
border.convertToDepthOfImage(&tmp2);
for (int x = 0 ; x < width ; x += border.width())
{
for (int y = 0 ; y < height ; y += border.height())
{
tmp2.bitBltImage(&border, x, y);
}
}
solid(tmp2, dest, secondColor, secondWidth);
// Merge both images to one.
if (d->settings.orgWidth > d->settings.orgHeight)
{
dest.bitBltImage(&tmp, (dest.width() - tmp.width()) / 2, borderWidth);
}
else
{
dest.bitBltImage(&tmp, borderWidth, (dest.height() - tmp.height()) / 2);
}
}
void ImageIface::setSelection(const QString& caller, const FilterAction& action, const DImg& img)
{
if (img.hasAlpha() != originalHasAlpha() ||
img.sixteenBit() != originalSixteenBit() ||
img.size() != selectionRect().size()
)
{
kDebug() << "Properties of image to overwrite selection differs than original image";
return;
}
if (img.isNull())
{
kDebug() << "No image data to handle";
return;
}
d->core->putImgSelection(caller, action, img);
}
void BorderFilter::pattern2(DImg& src, DImg& dest, int borderWidth,
const DColor& firstColor, const DColor& secondColor,
int firstWidth, int secondWidth)
{
// Border tile.
int w = d->settings.orgWidth + borderWidth * 2;
int h = d->settings.orgHeight + borderWidth * 2;
qCDebug(DIGIKAM_DIMG_LOG) << "Border File:" << d->settings.borderPath;
DImg border(d->settings.borderPath);
if (border.isNull())
{
return;
}
DImg borderImg(w, h, src.sixteenBit(), src.hasAlpha());
border.convertToDepthOfImage(&borderImg);
for (int x = 0 ; x < w ; x += border.width())
{
for (int y = 0 ; y < h ; y += border.height())
{
borderImg.bitBltImage(&border, x, y);
}
}
// First line around the pattern tile.
DImg tmp = borderImg.smoothScale(src.width() + borderWidth * 2,
src.height() + borderWidth * 2);
solid2(tmp, dest, firstColor, firstWidth);
// Second line around original image.
tmp.reset();
solid2(src, tmp, secondColor, secondWidth);
// Copy original image.
dest.bitBltImage(&tmp, borderWidth, borderWidth);
}
void ImageIface::setPreview(const DImg& img)
{
if (img.hasAlpha() != previewHasAlpha() ||
img.sixteenBit() != previewSixteenBit()
)
{
kDebug() << "Properties of image differs than preview";
return;
}
uchar* const data = img.bits();
if (!data)
{
kDebug() << "No preview image data to handle";
return;
}
d->targetPreviewImage.detach();
d->targetPreviewImage.putImageData(data);
}
void RawImport::setPreviewImage()
{
// Preserve metadata from loaded image, and take post-processed image data
d->postProcessedImage = d->previewWidget->demosaicedImage().copyMetaData();
DImg data = filter()->getTargetImage();
d->postProcessedImage.putImageData(data.width(), data.height(), data.sixteenBit(), data.hasAlpha(),
data.stripImageData(), false);
d->previewWidget->setPostProcessedImage(d->postProcessedImage);
d->settingsBox->setPostProcessedImage(d->postProcessedImage);
EditorToolIface::editorToolIface()->setToolStopProgress();
setBusy(false);
}
bool UndoManager::putImageDataAndHistory(DImg* const img, int stepsBack) const
{
if (stepsBack <= 0 || stepsBack > d->undoActions.size())
{
return false;
}
/*
* We need to find a snapshot, for the state the given number of steps back.
* 0 steps back is the current state of the EditorCore.
* 1 step back is the snapshot of the last undo action, at d->undoActions.size() - 1.
* The next problem is that if the corresponding action is reversible,
* we do not have a snapshot, but need to walk forward to the first snapshot (or current
* state), then apply the reversible steps.
*/
int step = d->undoActions.size() - stepsBack;
int snapshot;
for (snapshot = step; snapshot < d->undoActions.size(); ++snapshot)
{
if (dynamic_cast<UndoActionIrreversible*>(d->undoActions.at(snapshot)))
{
break;
}
}
if (snapshot == step)
{
getSnapshot(step, img);
}
else
{
DImg reverting;
// Get closest available snapshot
if (snapshot < d->undoActions.size())
{
getSnapshot(snapshot, &reverting);
}
else
{
reverting = d->core->getImg()->copyImageData();
}
// revert reversible actions, until reaching desired step
for (; snapshot > step; snapshot--)
{
UndoActionReversible* const reversible = dynamic_cast<UndoActionReversible*>(d->undoActions.at(snapshot - 1));
if (!reversible) // would be a bug
{
continue;
}
reversible->getReverseFilter().apply(reverting);
}
img->putImageData(reverting.width(), reverting.height(), reverting.sixteenBit(),
reverting.hasAlpha(), reverting.stripImageData(), false);
}
// adjust history
UndoAction* const action = d->undoActions.at(step);
UndoMetadataContainer dataBeforeStep = action->getMetadata();
dataBeforeStep.toImage(*img);
return true;
}
void BorderFilter::bevel(DImg& src, DImg& dest, const DColor& topColor,
const DColor& btmColor, int borderWidth)
{
int width, height;
if (d->settings.orgWidth > d->settings.orgHeight)
{
height = src.height() + borderWidth * 2;
width = (int)(height * d->orgRatio);
}
else
{
width = src.width() + borderWidth * 2;
height = (int)(width / d->orgRatio);
}
dest = DImg(width, height, src.sixteenBit(), src.hasAlpha());
dest.fill(topColor);
QPolygon btTriangle(3);
btTriangle.setPoint(0, width, 0);
btTriangle.setPoint(1, 0, height);
btTriangle.setPoint(2, width, height);
QRegion btRegion(btTriangle);
// paint upper right corner
QPoint upperRightCorner((width - ((width - src.width()) / 2) - 2),
((0 + (height - src.height())) / 2 + 2)
);
for (int x = upperRightCorner.x(); x < width; ++x)
{
for (int y = 0; y < upperRightCorner.y(); ++y)
{
if (btRegion.contains(QPoint(x, y)))
{
dest.setPixelColor(x, y, btmColor);
}
}
}
// paint right border
for (int x = upperRightCorner.x(); x < width; ++x)
{
for (int y = upperRightCorner.y(); y < height; ++y)
{
dest.setPixelColor(x, y, btmColor);
}
}
// paint lower left corner
QPoint lowerLeftCorner((0 + ((width - src.width()) / 2) + 2),
(height - ((height - src.height()) / 2) - 2)
);
for (int x = 0; x < lowerLeftCorner.x(); ++x)
{
for (int y = lowerLeftCorner.y(); y < height; ++y)
{
if (btRegion.contains(QPoint(x, y)))
{
dest.setPixelColor(x, y, btmColor);
}
}
}
// paint bottom border
for (int x = lowerLeftCorner.x(); x < width; ++x)
{
for (int y = lowerLeftCorner.y(); y < height; ++y)
{
dest.setPixelColor(x, y, btmColor);
}
}
if (d->settings.orgWidth > d->settings.orgHeight)
{
dest.bitBltImage(&src, (dest.width() - src.width()) / 2, borderWidth);
}
else
{
dest.bitBltImage(&src, borderWidth, (dest.height() - src.height()) / 2);
}
}
