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Diffstat (limited to 'digikam/utilities/imageeditor/editor/imageiface.cpp')
| -rw-r--r-- | digikam/utilities/imageeditor/editor/imageiface.cpp | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/digikam/utilities/imageeditor/editor/imageiface.cpp b/digikam/utilities/imageeditor/editor/imageiface.cpp new file mode 100644 index 0000000..600482c --- /dev/null +++ b/digikam/utilities/imageeditor/editor/imageiface.cpp @@ -0,0 +1,444 @@ +/* ============================================================ + * + * This file is a part of digiKam project + * http://www.digikam.org + * + * Date : 2004-02-14 + * Description : image data interface for image plugins + * + * Copyright (C) 2004-2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu> + * Copyright (C) 2004-2009 by Gilles Caulier <caulier dot gilles at gmail dot com> + * + * 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, 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. + * + * ============================================================ */ + +// Qt includes. + +#include <qwidget.h> +#include <qsize.h> +#include <qpixmap.h> +#include <qbitmap.h> +#include <qpainter.h> + +// Local includes. + +#include "ddebug.h" +#include "exposurecontainer.h" +#include "iccsettingscontainer.h" +#include "icctransform.h" +#include "dimginterface.h" +#include "bcgmodifier.h" +#include "dmetadata.h" +#include "imageiface.h" + +namespace Digikam +{ + +class ImageIfacePriv +{ +public: + + ImageIfacePriv() + { + usePreviewSelection = false; + previewWidth = 0; + previewHeight = 0; + } + + bool usePreviewSelection; + + int originalWidth; + int originalHeight; + int originalBytesDepth; + + int constrainWidth; + int constrainHeight; + + int previewWidth; + int previewHeight; + + QPixmap qcheck; + QPixmap qpix; + QBitmap qmask; + + DImg previewImage; + DImg targetPreviewImage; +}; + +ImageIface::ImageIface(int w, int h) +{ + d = new ImageIfacePriv; + + d->constrainWidth = w; + d->constrainHeight = h; + + d->originalWidth = DImgInterface::defaultInterface()->origWidth(); + d->originalHeight = DImgInterface::defaultInterface()->origHeight(); + d->originalBytesDepth = DImgInterface::defaultInterface()->bytesDepth(); + + d->qpix.setMask(d->qmask); + d->qcheck.resize(8, 8); + + QPainter p; + p.begin(&d->qcheck); + p.fillRect(0, 0, 4, 4, QColor(144,144,144)); + p.fillRect(4, 4, 4, 4, QColor(144,144,144)); + p.fillRect(0, 4, 4, 4, QColor(100,100,100)); + p.fillRect(4, 0, 4, 4, QColor(100,100,100)); + p.end(); +} + +ImageIface::~ImageIface() +{ + delete d; +} + +void ImageIface::setPreviewType(bool useSelect) +{ + d->usePreviewSelection = useSelect; +} + +bool ImageIface::previewType() +{ + return d->usePreviewSelection; +} + +DColor ImageIface::getColorInfoFromOriginalImage(const QPoint& point) +{ + if ( !DImgInterface::defaultInterface()->getImage() || point.x() > originalWidth() || point.y() > originalHeight() ) + { + DWarning() << k_funcinfo << "Coordinate out of range or no image data available!" << endl; + return DColor(); + } + + return DImgInterface::defaultInterface()->getImg()->getPixelColor(point.x(), point.y()); +} + +DColor ImageIface::getColorInfoFromPreviewImage(const QPoint& point) +{ + if ( d->previewImage.isNull() || point.x() > previewWidth() || point.y() > previewHeight() ) + { + DWarning() << k_funcinfo << "Coordinate out of range or no image data available!" << endl; + return DColor(); + } + + return d->previewImage.getPixelColor(point.x(), point.y()); +} + +DColor ImageIface::getColorInfoFromTargetPreviewImage(const QPoint& point) +{ + if ( d->targetPreviewImage.isNull() || point.x() > previewWidth() || point.y() > previewHeight() ) + { + DWarning() << k_funcinfo << "Coordinate out of range or no image data available!" << endl; + return DColor::DColor(); + } + + return d->targetPreviewImage.getPixelColor(point.x(), point.y()); +} + +uchar* ImageIface::setPreviewImageSize(int w, int h) const +{ + d->previewImage.reset(); + d->targetPreviewImage.reset(); + + d->constrainWidth = w; + d->constrainHeight = h; + + return (getPreviewImage()); +} + +uchar* ImageIface::getPreviewImage() const +{ + if (d->previewImage.isNull()) + { + DImg *im = 0; + + if (!d->usePreviewSelection) + { + im = DImgInterface::defaultInterface()->getImg(); + if (!im || im->isNull()) + return 0; + } + else + { + int x, y, w, h; + bool s = DImgInterface::defaultInterface()->sixteenBit(); + bool a = DImgInterface::defaultInterface()->hasAlpha(); + uchar *data = DImgInterface::defaultInterface()->getImageSelection(); + DImgInterface::defaultInterface()->getSelectedArea(x, y, w, h); + im = new DImg(w, h, s, a, data, true); + delete [] data; + + if (!im) + return 0; + + if (im->isNull()) + { + delete im; + return 0; + } + } + + QSize sz(im->width(), im->height()); + sz.scale(d->constrainWidth, d->constrainHeight, QSize::ScaleMin); + + d->previewImage = im->smoothScale(sz.width(), sz.height()); + d->previewWidth = d->previewImage.width(); + d->previewHeight = d->previewImage.height(); + + // only create another copy if needed, in putPreviewImage + d->targetPreviewImage = d->previewImage; + + d->qmask.resize(d->previewWidth, d->previewHeight); + d->qpix.resize(d->previewWidth, d->previewHeight); + + if (d->usePreviewSelection) + delete im; + } + + DImg previewData = d->previewImage.copyImageData(); + return previewData.stripImageData(); +} + +uchar* ImageIface::getOriginalImage() const +{ + DImg *im = DImgInterface::defaultInterface()->getImg(); + + if (!im || im->isNull()) + return 0; + + DImg origData = im->copyImageData(); + return origData.stripImageData(); +} + +DImg* ImageIface::getOriginalImg() const +{ + return DImgInterface::defaultInterface()->getImg(); +} + +uchar* ImageIface::getImageSelection() const +{ + return DImgInterface::defaultInterface()->getImageSelection(); +} + +void ImageIface::putPreviewImage(uchar* data) +{ + if (!data) + return; + + if (d->targetPreviewImage == d->previewImage) + { + d->targetPreviewImage = DImg(d->previewImage.width(), d->previewImage.height(), + d->previewImage.sixteenBit(), d->previewImage.hasAlpha(), data); + d->targetPreviewImage.setICCProfil( d->previewImage.getICCProfil() ); + } + else + { + d->targetPreviewImage.putImageData(data); + } +} + +void ImageIface::putOriginalImage(const QString &caller, uchar* data, int w, int h) +{ + if (!data) + return; + + DImgInterface::defaultInterface()->putImage(caller, data, w, h); +} + +void ImageIface::setEmbeddedICCToOriginalImage(const QString& profilePath) +{ + DImgInterface::defaultInterface()->setEmbeddedICCToOriginalImage( profilePath ); +} + +void ImageIface::putImageSelection(const QString &caller, uchar* data) +{ + if (!data) + return; + + DImgInterface::defaultInterface()->putImageSelection(caller, data); +} + +int ImageIface::previewWidth() +{ + return d->previewWidth; +} + +int ImageIface::previewHeight() +{ + return d->previewHeight; +} + +bool ImageIface::previewSixteenBit() +{ + return originalSixteenBit(); +} + +bool ImageIface::previewHasAlpha() +{ + return originalHasAlpha(); +} + +int ImageIface::originalWidth() +{ + return DImgInterface::defaultInterface()->origWidth(); +} + +int ImageIface::originalHeight() +{ + return DImgInterface::defaultInterface()->origHeight(); +} + +bool ImageIface::originalSixteenBit() +{ + return DImgInterface::defaultInterface()->sixteenBit(); +} + +bool ImageIface::originalHasAlpha() +{ + return DImgInterface::defaultInterface()->hasAlpha(); +} + +int ImageIface::selectedWidth() +{ + int x, y, w, h; + DImgInterface::defaultInterface()->getSelectedArea(x, y, w, h); + return w; +} + +int ImageIface::selectedHeight() +{ + int x, y, w, h; + DImgInterface::defaultInterface()->getSelectedArea(x, y, w, h); + return h; +} + +int ImageIface::selectedXOrg() +{ + int x, y, w, h; + DImgInterface::defaultInterface()->getSelectedArea(x, y, w, h); + return x; +} + +int ImageIface::selectedYOrg() +{ + int x, y, w, h; + DImgInterface::defaultInterface()->getSelectedArea(x, y, w, h); + return y; +} + +void ImageIface::setPreviewBCG(double brightness, double contrast, double gamma) +{ + DImg preview = d->targetPreviewImage.copyImageData(); + BCGModifier cmod; + cmod.setGamma(gamma); + cmod.setBrightness(brightness); + cmod.setContrast(contrast); + cmod.applyBCG(preview); + putPreviewImage(preview.bits()); +} + +void ImageIface::setOriginalBCG(double brightness, double contrast, double gamma) +{ + DImgInterface::defaultInterface()->setBCG(brightness, contrast, gamma); +} + +void ImageIface::convertOriginalColorDepth(int depth) +{ + DImgInterface::defaultInterface()->convertDepth(depth); +} + +QPixmap ImageIface::convertToPixmap(DImg& img) +{ + return DImgInterface::defaultInterface()->convertToPixmap(img); +} + +QByteArray ImageIface::getEmbeddedICCFromOriginalImage() +{ + return DImgInterface::defaultInterface()->getEmbeddedICC(); +} + +QByteArray ImageIface::getExifFromOriginalImage() +{ + return DImgInterface::defaultInterface()->getExif(); +} + +QByteArray ImageIface::getIptcFromOriginalImage() +{ + return DImgInterface::defaultInterface()->getIptc(); +} + +PhotoInfoContainer ImageIface::getPhotographInformations() const +{ + DMetadata meta; + meta.setExif(DImgInterface::defaultInterface()->getExif()); + meta.setIptc(DImgInterface::defaultInterface()->getIptc()); + return meta.getPhotographInformations(); +} + +void ImageIface::paint(QPaintDevice* device, int x, int y, int w, int h, + bool underExposure, bool overExposure) +{ + if ( !d->targetPreviewImage.isNull() ) + { + if (d->targetPreviewImage.hasAlpha()) + { + QPainter p(&d->qpix); + p.drawTiledPixmap(0, 0, d->qpix.width(), d->qpix.height(), d->qcheck); + p.end(); + } + + QPixmap pixImage; + ICCSettingsContainer *iccSettings = DImgInterface::defaultInterface()->getICCSettings(); + + if (iccSettings) + { + IccTransform monitorICCtrans; + monitorICCtrans.setProfiles(iccSettings->workspaceSetting, iccSettings->monitorSetting); + + if (iccSettings->enableCMSetting && iccSettings->managedViewSetting) + { + pixImage = d->targetPreviewImage.convertToPixmap(&monitorICCtrans); + } + else + { + pixImage = d->targetPreviewImage.convertToPixmap(); + } + } + else + { + pixImage = d->targetPreviewImage.convertToPixmap(); + } + + bitBlt(&d->qpix, 0, 0, &pixImage, 0, 0, w, h, Qt::CopyROP, false); + + // Show the Over/Under exposure pixels indicators + + if (underExposure || overExposure) + { + ExposureSettingsContainer expoSettings; + expoSettings.underExposureIndicator = underExposure; + expoSettings.overExposureIndicator = overExposure; + expoSettings.underExposureColor = DImgInterface::defaultInterface()->underExposureColor(); + expoSettings.overExposureColor = DImgInterface::defaultInterface()->overExposureColor(); + + QImage pureColorMask = d->targetPreviewImage.pureColorMask(&expoSettings); + QPixmap pixMask(pureColorMask); + bitBlt(&d->qpix, 0, 0, &pixMask, 0, 0, w, h, Qt::CopyROP, false); + } + } + + bitBlt(device, x, y, &d->qpix, 0, 0, -1, -1, Qt::CopyROP, false); +} + +} // namespace Digikam |