C++ KisImageWSP::bounds方法代码示例

    Private(KisDocument *document, int fromTime, int toTime)
        : document(document),
          image(document->image()),
          firstFrame(fromTime),
          lastFrame(toTime),
          tmpDoc(KisPart::instance()->createDocument()),
          exporting(false),
          batchMode(false)
    {
        tmpDoc->setAutoSave(0);

        tmpImage = new KisImage(tmpDoc->createUndoStore(),
            image->bounds().width(),
            image->bounds().height(),
            image->colorSpace(),
            QString());

        tmpImage->setResolution(image->xRes(), image->yRes());
        tmpDoc->setCurrentImage(tmpImage);

        KisPaintLayer* paintLayer = new KisPaintLayer(tmpImage, "paint device", 255);
        tmpImage->addNode(paintLayer, tmpImage->rootLayer(), KisLayerSP(0));

        tmpDevice = paintLayer->paintDevice();
    }

KisImageBuilder_Result CSVSaver::getLayer(CSVLayerRecord* layer, KisDocument* exportDoc, KisKeyframeSP keyframe, const QString &path, int frame, int idx)
{
    //render to the temp layer
    KisImageWSP image = exportDoc->image();
    KisPaintDeviceSP device = image->rootLayer()->firstChild()->projection();

    layer->channel->fetchFrame(keyframe, device);
    QRect bounds = device->exactBounds();

    if (bounds.isEmpty()) {
        layer->last = "";                   //empty frame
        return KisImageBuilder_RESULT_OK;
    }
    layer->last = QString("frame%1-%2.png").arg(idx + 1,5,10,QChar('0')).arg(frame,5,10,QChar('0'));

    QString filename = path;
    filename.append(layer->last);

    //save to PNG

    KisSequentialConstIterator it(device, image->bounds());
    const KoColorSpace* cs = device->colorSpace();

    bool isThereAlpha = false;
    do {
        if (cs->opacityU8(it.oldRawData()) != OPACITY_OPAQUE_U8) {
            isThereAlpha = true;
            break;
        }
    } while (it.nextPixel());

    if (!KisPNGConverter::isColorSpaceSupported(cs)) {
        device = new KisPaintDevice(*device.data());
        KUndo2Command *cmd= device->convertTo(KoColorSpaceRegistry::instance()->rgb8());
        delete cmd;
    }
    KisPNGOptions options;

    options.alpha = isThereAlpha;
    options.interlace = false;
    options.compression = 8;
    options.tryToSaveAsIndexed = false;
    options.transparencyFillColor = QColor(0,0,0);
    options.saveSRGBProfile = true;                 //TVPaint can use only sRGB
    options.forceSRGB = false;

    KisPNGConverter kpc(exportDoc);

    KisImageBuilder_Result result = kpc.buildFile(QUrl::fromLocalFile(filename), image->bounds(),
                                                  image->xRes(), image->yRes(), device,
                                                  image->beginAnnotations(), image->endAnnotations(),
                                                  options, (KisMetaData::Store* )0 );

    return result;
}

    void copyFromDevice(KisViewManager *view, KisPaintDeviceSP device, bool makeSharpClip = false)
    {
        KisImageWSP image = view->image();
        if (!image) return;

        KisSelectionSP selection = view->selection();

        QRect rc = (selection) ? selection->selectedExactRect() : image->bounds();

        KisPaintDeviceSP clip = new KisPaintDevice(device->colorSpace());
        Q_CHECK_PTR(clip);

        const KoColorSpace *cs = clip->colorSpace();

        // TODO if the source is linked... copy from all linked layers?!?

        // Copy image data
        KisPainter::copyAreaOptimized(QPoint(), device, clip, rc);

        if (selection) {
            // Apply selection mask.
            KisPaintDeviceSP selectionProjection = selection->projection();
            KisHLineIteratorSP layerIt = clip->createHLineIteratorNG(0, 0, rc.width());
            KisHLineConstIteratorSP selectionIt = selectionProjection->createHLineIteratorNG(rc.x(), rc.y(), rc.width());

            const KoColorSpace *selCs = selection->projection()->colorSpace();

            for (qint32 y = 0; y < rc.height(); y++) {

                for (qint32 x = 0; x < rc.width(); x++) {

                    /**
                     * Sharp method is an exact reverse of COMPOSITE_OVER
                     * so if you cover the cut/copied piece over its source
                     * you get an exactly the same image without any seams
                     */
                    if (makeSharpClip) {
                        qreal dstAlpha = cs->opacityF(layerIt->rawData());
                        qreal sel = selCs->opacityF(selectionIt->oldRawData());
                        qreal newAlpha = sel * dstAlpha / (1.0 - dstAlpha + sel * dstAlpha);
                        float mask = newAlpha / dstAlpha;

                        cs->applyAlphaNormedFloatMask(layerIt->rawData(), &mask, 1);
                    } else {
                        cs->applyAlphaU8Mask(layerIt->rawData(), selectionIt->oldRawData(), 1);
                    }

                    layerIt->nextPixel();
                    selectionIt->nextPixel();
                }
                layerIt->nextRow();
                selectionIt->nextRow();
            }
        }

        KisClipboard::instance()->setClip(clip, rc.topLeft());
    }

void KisPasteActionFactory::run(KisView2 *view)
{
    KisImageWSP image = view->image();

    //figure out where to position the clip
    // XXX: Fix this for internal points & zoom! (BSAR)
    QWidget * w = view->canvas();
    QPoint center = QPoint(w->width() / 2, w->height() / 2);
    QPoint bottomright = QPoint(w->width(), w->height());
    if (bottomright.x() > image->width())
        center.setX(image->width() / 2);
    if (bottomright.y() > image->height())
        center.setY(image->height() / 2);

    const KoCanvasBase* canvasBase = view->canvasBase();
    const KoViewConverter* viewConverter = view->canvasBase()->viewConverter();

    KisPaintDeviceSP clip = KisClipboard::instance()->clip(
        QPoint(
            viewConverter->viewToDocumentX(canvasBase->canvasController()->canvasOffsetX()) + center.x(),
            viewConverter->viewToDocumentY(canvasBase->canvasController()->canvasOffsetY()) + center.y()));

    if (clip) {
        // Pasted layer content could be outside image bounds and invisible, if that is the case move content into the bounds
        QRect exactBounds = clip->exactBounds();
        if (!exactBounds.isEmpty() && !exactBounds.intersects(image->bounds())) {
            clip->setX(clip->x() - exactBounds.x());
            clip->setY(clip->y() - exactBounds.y());
        }

        KisPaintLayer *newLayer = new KisPaintLayer(image.data(), image->nextLayerName() + i18n("(pasted)"), OPACITY_OPAQUE_U8, clip);
        KisNodeSP aboveNode = view->activeLayer();
        KisNodeSP parentNode = aboveNode ? aboveNode->parent() : image->root();

        KUndo2Command *cmd = new KisImageLayerAddCommand(image, newLayer, parentNode, aboveNode);
        KisProcessingApplicator *ap = beginAction(view, cmd->text());
        ap->applyCommand(cmd, KisStrokeJobData::SEQUENTIAL, KisStrokeJobData::NORMAL);
        endAction(ap, KisOperationConfiguration(id()).toXML());
    } else {
#ifdef __GNUC__
#warning "Add saving of XML data for Paste of shapes"
#endif

        view->canvasBase()->toolProxy()->paste();
    }
}

void KisRecordedFilterAction::play(KisNodeSP node, const KisPlayInfo& _info, KoUpdater* _updater) const
{
    KisFilterConfiguration * kfc = d->configuration();
    KisPaintDeviceSP dev = node->paintDevice();
    KisLayerSP layer = dynamic_cast<KisLayer*>(node.data());
    QRect r1 = dev->extent();
    KisTransaction transaction(kundo2_i18n("Filter: \"%1\"", d->filter->name()), dev);

    KisImageWSP image = _info.image();
    r1 = r1.intersected(image->bounds());
    if (layer && layer->selection()) {
        r1 = r1.intersected(layer->selection()->selectedExactRect());
    }

    d->filter->process(dev, dev, layer->selection(), r1, kfc, _updater);
    node->setDirty(r1);

    transaction.commit(_info.undoAdapter());
}

    void copyFromDevice(KisView2 *view, KisPaintDeviceSP device) {
        KisImageWSP image = view->image();
        KisSelectionSP selection = view->selection();

        QRect rc = (selection) ? selection->selectedExactRect() : image->bounds();

        KisPaintDeviceSP clip = new KisPaintDevice(device->colorSpace());
        Q_CHECK_PTR(clip);

        const KoColorSpace *cs = clip->colorSpace();

        // TODO if the source is linked... copy from all linked layers?!?

        // Copy image data
        KisPainter gc;
        gc.begin(clip);
        gc.setCompositeOp(COMPOSITE_COPY);
        gc.bitBlt(0, 0, device, rc.x(), rc.y(), rc.width(), rc.height());
        gc.end();

        if (selection) {
            // Apply selection mask.
            KisPaintDeviceSP selectionProjection = selection->projection();
            KisHLineIteratorSP layerIt = clip->createHLineIteratorNG(0, 0, rc.width());
            KisHLineConstIteratorSP selectionIt = selectionProjection->createHLineIteratorNG(rc.x(), rc.y(), rc.width());

            for (qint32 y = 0; y < rc.height(); y++) {

                for (qint32 x = 0; x < rc.width(); x++) {

                    cs->applyAlphaU8Mask(layerIt->rawData(), selectionIt->oldRawData(), 1);

                    layerIt->nextPixel();
                    selectionIt->nextPixel();
                }
                layerIt->nextRow();
                selectionIt->nextRow();
            }
        }

        KisClipboard::instance()->setClip(clip, rc.topLeft());
    }

void KisPasteActionFactory::run(KisViewManager *view)
{
    KisImageWSP image = view->image();
    if (!image) return;

    KisPaintDeviceSP clip = KisClipboard::instance()->clip(image->bounds(), true);

    if (clip) {
        KisPaintLayer *newLayer = new KisPaintLayer(image.data(), image->nextLayerName() + i18n("(pasted)"), OPACITY_OPAQUE_U8, clip);
        KisNodeSP aboveNode = view->activeLayer();
        KisNodeSP parentNode = aboveNode ? aboveNode->parent() : image->root();

        KUndo2Command *cmd = new KisImageLayerAddCommand(image, newLayer, parentNode, aboveNode);
        KisProcessingApplicator *ap = beginAction(view, cmd->text());
        ap->applyCommand(cmd, KisStrokeJobData::SEQUENTIAL, KisStrokeJobData::NORMAL);
        endAction(ap, KisOperationConfiguration(id()).toXML());
    } else {
        // XXX: "Add saving of XML data for Paste of shapes"
        view->canvasBase()->toolProxy()->paste();
    }
}