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-rw-r--r--ksvg/impl/SVGImageElementImpl.cpp520
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diff --git a/ksvg/impl/SVGImageElementImpl.cpp b/ksvg/impl/SVGImageElementImpl.cpp
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+/*
+ Copyright (C) 2001-2003 KSVG Team
+ This file is part of the KDE project
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <tqimage.h>
+#include <tqtimer.h>
+
+#include <kdebug.h>
+
+#include "CanvasItem.h"
+#include "KSVGCanvas.h"
+#include "KSVGHelper.h"
+
+#include "SVGRectImpl.h"
+#include "SVGEventImpl.h"
+#include "SVGMatrixImpl.h"
+#include "SVGHelperImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGTransformImpl.h"
+#include "SVGSVGElementImpl.h"
+#include "SVGTransformListImpl.h"
+#include "SVGAnimatedStringImpl.h"
+#include "SVGAnimatedLengthImpl.h"
+#include "SVGImageElementImpl.moc"
+#include "SVGColorProfileElementImpl.h"
+#include "SVGPreserveAspectRatioImpl.h"
+#include "SVGAnimatedTransformListImpl.h"
+#include "SVGAnimatedPreserveAspectRatioImpl.h"
+#include "SVGPatternElementImpl.h"
+
+using namespace KSVG;
+
+#include "SVGImageElementImpl.lut.h"
+#include "ksvg_scriptinterpreter.h"
+#include "ksvg_bridge.h"
+#include "ksvg_ecma.h"
+
+SVGImageElementImpl::SVGImageElementImpl(DOM::ElementImpl *impl) : TQObject(), SVGShapeImpl(impl), SVGURIReferenceImpl(), SVGTestsImpl(), SVGLangSpaceImpl(), SVGExternalResourcesRequiredImpl(), SVGStylableImpl(this), SVGTransformableImpl()
+{
+ KSVG_EMPTY_FLAGS
+
+ m_x = new SVGAnimatedLengthImpl(LENGTHMODE_WIDTH, this);
+ m_x->ref();
+ m_x->baseVal()->setValueAsString("-1");
+
+ m_y = new SVGAnimatedLengthImpl(LENGTHMODE_HEIGHT, this);
+ m_y->ref();
+ m_y->baseVal()->setValueAsString("-1");
+
+ m_width = new SVGAnimatedLengthImpl(LENGTHMODE_WIDTH, this);
+ m_width->ref();
+ m_width->baseVal()->setValueAsString("-1");
+
+ m_height = new SVGAnimatedLengthImpl(LENGTHMODE_HEIGHT, this);
+ m_height->ref();
+ m_height->baseVal()->setValueAsString("-1");
+
+ m_preserveAspectRatio = 0;
+
+ m_doc = 0;
+ m_image = 0;
+ m_svgRoot = 0;
+ m_colorProfile = 0;
+ m_colorProfileApplied = false;
+}
+
+SVGImageElementImpl::~SVGImageElementImpl()
+{
+ if(m_x)
+ m_x->deref();
+ if(m_y)
+ m_y->deref();
+ if(m_width)
+ m_width->deref();
+ if(m_height)
+ m_height->deref();
+ if(m_preserveAspectRatio)
+ m_preserveAspectRatio->deref();
+ if(m_doc)
+ m_doc->deref();
+
+ delete m_image;
+}
+
+SVGAnimatedLengthImpl *SVGImageElementImpl::x()
+{
+ return m_x;
+}
+
+SVGAnimatedLengthImpl *SVGImageElementImpl::y()
+{
+ return m_y;
+}
+
+SVGAnimatedLengthImpl *SVGImageElementImpl::width()
+{
+ return m_width;
+}
+
+SVGAnimatedLengthImpl *SVGImageElementImpl::height()
+{
+ return m_height;
+}
+
+SVGAnimatedPreserveAspectRatioImpl *SVGImageElementImpl::preserveAspectRatio() const
+{
+ return m_preserveAspectRatio;
+}
+
+/*
+@namespace KSVG
+@namespace KSVG
+@begin SVGImageElementImpl::s_hashTable 7
+ x SVGImageElementImpl::X DontDelete|ReadOnly
+ y SVGImageElementImpl::Y DontDelete|ReadOnly
+ width SVGImageElementImpl::Width DontDelete|ReadOnly
+ height SVGImageElementImpl::Height DontDelete|ReadOnly
+ preserveAspectRatio SVGImageElementImpl::PreserveAspectRatio DontDelete|ReadOnly
+ href SVGImageElementImpl::Href DontDelete|ReadOnly
+@end
+*/
+
+Value SVGImageElementImpl::getValueProperty(ExecState *exec, int token) const
+{
+ KSVG_CHECK_ATTRIBUTE
+
+ switch(token)
+ {
+ case X:
+ if(!attributeMode)
+ return m_x->cache(exec);
+ else
+ return Number(m_x->baseVal()->value());
+ case Y:
+ if(!attributeMode)
+ return m_y->cache(exec);
+ else
+ return Number(m_y->baseVal()->value());
+ case Width:
+ if(!attributeMode)
+ return m_width->cache(exec);
+ else
+ return Number(m_width->baseVal()->value());
+ case Height:
+ if(!attributeMode)
+ return m_height->cache(exec);
+ else
+ return Number(m_height->baseVal()->value());
+ case PreserveAspectRatio:
+ if(m_preserveAspectRatio)
+ return m_preserveAspectRatio->cache(exec);
+ else
+ return Undefined();
+ case Href:
+ SVGURIReferenceImpl::getValueProperty(exec, token);
+ default:
+ kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+ return Undefined();
+ }
+}
+
+void SVGImageElementImpl::putValueProperty(ExecState *exec, int token, const Value &value, int attr)
+{
+ // This class has just ReadOnly properties, only with the Internal flag set
+ // it's allowed to modify those.
+ if(!(attr & KJS::Internal))
+ return;
+
+ switch(token)
+ {
+ case X:
+ x()->baseVal()->setValueAsString(value.toString(exec).qstring());
+ break;
+ case Y:
+ y()->baseVal()->setValueAsString(value.toString(exec).qstring());
+ break;
+ case Width:
+ width()->baseVal()->setValueAsString(value.toString(exec).qstring());
+ break;
+ case Height:
+ height()->baseVal()->setValueAsString(value.toString(exec).qstring());
+ break;
+ case PreserveAspectRatio:
+ if(!preserveAspectRatio())
+ {
+ m_preserveAspectRatio = new SVGAnimatedPreserveAspectRatioImpl();
+ m_preserveAspectRatio->ref();
+ }
+
+ preserveAspectRatio()->baseVal()->parsePreserveAspectRatio(value.toString(exec).qstring());
+ break;
+ case Href:
+ SVGURIReferenceImpl::putValueProperty(exec, SVGURIReferenceImpl::Href, value, attr);
+ break;
+ default:
+ kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+ }
+}
+
+SVGRectImpl *SVGImageElementImpl::getBBox()
+{
+ SVGRectImpl *ret = SVGSVGElementImpl::createSVGRect();
+ ret->setX(m_x->baseVal()->value());
+ ret->setY(m_y->baseVal()->value());
+ ret->setWidth(m_width->baseVal()->value());
+ ret->setHeight(m_height->baseVal()->value());
+ return ret;
+}
+
+void SVGImageElementImpl::setAttributes()
+{
+ SVGElementImpl::setAttributes();
+
+ if(KSVG_TOKEN_NOT_PARSED(X))
+ KSVG_SET_ALT_ATTRIBUTE(X, "0")
+
+ if(KSVG_TOKEN_NOT_PARSED(Y))
+ KSVG_SET_ALT_ATTRIBUTE(Y, "0")
+
+ if(KSVG_TOKEN_NOT_PARSED(PreserveAspectRatio))
+ {
+ setAttribute("preserveAspectRatio", "xMidYMid meet");
+ KSVG_SET_ALT_ATTRIBUTE(PreserveAspectRatio, "xMidYMid meet")
+ }
+}
+
+void SVGImageElementImpl::slotParsingFinished(bool error, const TQString &errorDesc)
+{
+ if(error)
+ kdDebug(26003) << "Finished with error : " << errorDesc << endl;
+ else
+ kdDebug(26003) << "Finished without errors!" << endl;
+
+ m_svgRoot = m_doc->rootElement();
+}
+
+void SVGImageElementImpl::slotLoadingFinished()
+{
+ ownerDoc()->notifyImageLoaded(this);
+}
+
+void SVGImageElementImpl::createItem(KSVGCanvas *c)
+{
+ if(!m_item)
+ {
+ if(!c)
+ c = ownerDoc()->canvas();
+
+ m_item = c->createImage(this);
+ c->insert(m_item);
+
+ if(href()->baseVal().string().endsWith(".svg") || href()->baseVal().string().endsWith(".svgz"))
+ {
+ if(!m_svgRoot)
+ {
+ m_doc = new SVGDocumentImpl(true, false, this);
+ m_doc->ref();
+ m_doc->attach(c);
+
+ connect(m_doc, TQT_SIGNAL(finishedParsing(bool, const TQString &)), this, TQT_SLOT(slotParsingFinished(bool, const TQString &)));
+ connect(m_doc, TQT_SIGNAL(finishedLoading()), this, TQT_SLOT(slotLoadingFinished()));
+
+ KURL file;
+
+ if(!KURL::isRelativeURL(href()->baseVal().string()))
+ file = KURL(href()->baseVal().string());
+ else
+ file = KURL(ownerDoc()->baseUrl(), href()->baseVal().string());
+
+ m_doc->open(file);
+
+ // The svg image will add items to the canvas in parallel with the main
+ // document, so the z-order will not be correct. Get it to fix this when everything's
+ // finished loading.
+ ownerDoc()->resortZIndicesOnFinishedLoading();
+ ownerDoc()->notifyImageLoading(this);
+ }
+ else
+ m_svgRoot->createItem(c);
+ }
+ else
+ {
+ if(!m_image)
+ {
+ ownerDoc()->newImageJob(this);
+ ownerDoc()->notifyImageLoading(this);
+ }
+ }
+ }
+}
+
+void SVGImageElementImpl::removeItem(KSVGCanvas *c)
+{
+ if(m_item && c)
+ {
+ if(m_svgRoot)
+ m_svgRoot->removeItem(c);
+
+ c->removeItem(m_item);
+ m_item = 0;
+ }
+}
+
+void SVGImageElementImpl::setupSVGElement(SVGSVGElementImpl *svg)
+{
+ // Set up the root svg for an svg image.
+ svg->setAttributeInternal("x", TQString("%1").arg(x()->baseVal()->value()));
+ svg->setAttributeInternal("y", TQString("%1").arg(y()->baseVal()->value()));
+ svg->setAttributeInternal("width", TQString("%1").arg(width()->baseVal()->value()));
+ svg->setAttributeInternal("height", TQString("%1").arg(height()->baseVal()->value()));
+
+ TQString par = getAttribute("preserveAspectRatio").string().stripWhiteSpace();
+
+ if(par.startsWith("defer"))
+ {
+ if(svg->getAttribute("preserveAspectRatio").isEmpty())
+ {
+ par.remove("defer");
+ svg->setAttribute("preserveAspectRatio", par);
+ svg->setAttributeInternal("preserveAspectRatio", par);
+ }
+ }
+ else
+ {
+ svg->setAttribute("preserveAspectRatio", par);
+ svg->setAttributeInternal("preserveAspectRatio", par);
+ }
+
+ svg->setAttributes();
+ svg->setRootParentScreenCTM(getScreenCTM());
+}
+
+void SVGImageElementImpl::onScreenCTMUpdated()
+{
+ if(m_svgRoot)
+ {
+ SVGMatrixImpl *ctm = getScreenCTM();
+
+ m_svgRoot->setRootParentScreenCTM(ctm);
+ m_svgRoot->invalidateCachedMatrices();
+ m_svgRoot->ownerDoc()->syncCachedMatrices();
+ }
+}
+
+bool SVGImageElementImpl::prepareMouseEvent(const TQPoint &p, const TQPoint &, SVGMouseEventImpl *mev)
+{
+ // TODO : pointer-events should be stored here, not in SVGStylableImpl.
+ SVGStylableImpl *style = dynamic_cast<SVGStylableImpl *>(this);
+ if(!style || style->getPointerEvents() == PE_NONE)
+ return false;
+ bool test = true;
+ switch(style->getPointerEvents())
+ {
+ case PE_VISIBLE:
+ case PE_VISIBLE_PAINTED:
+ case PE_VISIBLE_FILL:
+ case PE_VISIBLE_STROKE: test = style->getVisible(); break;
+ case PE_PAINTED:
+ case PE_FILL:
+ case PE_STROKE:
+ case PE_ALL: break;
+ default: test = false;
+ };
+
+ if(test && m_item)
+ {
+ if(m_item->bbox().contains(p))
+ {
+ mev->setTarget(dynamic_cast<SVGElementImpl *>(this));
+ return true;
+ }
+ }
+
+ return false;
+}
+
+void SVGImageElementImpl::setImage(TQImage *image)
+{
+ m_image = image;
+
+ if(m_image)
+ {
+ *m_image = m_image->convertDepth(32);
+
+ if(m_colorProfile != 0 && !m_colorProfileApplied)
+ {
+ m_colorProfileApplied = true;
+ applyColorProfile();
+ }
+
+ SVGPatternElementImpl::flushCachedTiles();
+
+ if(m_item)
+ {
+ ownerDoc()->canvas()->invalidate(m_item, false);
+ ownerDoc()->rerender();
+ }
+ }
+
+ ownerDoc()->notifyImageLoaded(this);
+}
+
+TQImage SVGImageElementImpl::scaledImage()
+{
+ SVGMatrixImpl *matrix = imageMatrix();
+ double sx, sy;
+
+ matrix->removeScale(&sx, &sy);
+ matrix->deref();
+
+ TQImage img;
+
+ if(sx != 1 || sy != 1)
+ {
+ int scaledWidth = static_cast<int>(m_image->width() * sx + 0.5);
+ int scaledHeight = static_cast<int>(m_image->height() * sy + 0.5);
+
+ img = m_image->smoothScale(scaledWidth, scaledHeight);
+ }
+ else
+ img = *m_image;
+
+ return img;
+}
+
+SVGMatrixImpl *SVGImageElementImpl::imageMatrix()
+{
+ SVGMatrixImpl *ctm = getScreenCTM();
+
+ ctm->translate(x()->baseVal()->value(), y()->baseVal()->value());
+
+ SVGMatrixImpl *viewboxMatrix = preserveAspectRatio()->baseVal()->getCTM(0, 0, image()->width(), image()->height(), 0, 0, width()->baseVal()->value(), height()->baseVal()->value());
+
+ ctm->multiply(viewboxMatrix);
+ viewboxMatrix->deref();
+
+ return ctm;
+}
+
+SVGMatrixImpl *SVGImageElementImpl::scaledImageMatrix()
+{
+ SVGMatrixImpl *matrix = imageMatrix();
+ double sx, sy;
+
+ matrix->removeScale(&sx, &sy);
+
+ if(sx != 1 || sy != 1)
+ {
+ int imageWidth = static_cast<int>(m_image->width() * sx + 0.5);
+ int imageHeight = static_cast<int>(m_image->height() * sy + 0.5);
+
+ double trueWidth = m_image->width() * sx;
+ double trueHeight = m_image->height() * sy;
+
+ matrix->scaleNonUniform(trueWidth / imageWidth, trueHeight / imageHeight);
+ }
+
+ return matrix;
+}
+
+KSVGPolygon SVGImageElementImpl::clippingShape()
+{
+ KSVGRectangle viewport(0, 0, width()->baseVal()->value(), height()->baseVal()->value());
+ SVGMatrixImpl *matrix = preserveAspectRatio()->baseVal()->getCTM(0, 0, image()->width(), image()->height(), 0, 0, width()->baseVal()->value(), height()->baseVal()->value());
+ KSVGPolygon p = matrix->inverseMap(viewport);
+ matrix->deref();
+
+ matrix = imageMatrix();
+ p = matrix->map(p);
+ matrix->deref();
+
+ return p;
+}
+
+TQString SVGImageElementImpl::fileName() const
+{
+ return href()->baseVal().string();
+}
+
+void SVGImageElementImpl::applyColorProfile()
+{
+ m_image = m_colorProfile->correctImage(m_image);
+}
+
+void SVGImageElementImpl::applyColorProfile(SVGColorProfileElementImpl *profile, SVGImageElementImpl *image)
+{
+ // Only apply once, if it's the same (Niko)
+ if(image->m_colorProfile == profile)
+ return;
+
+ image->m_colorProfile = profile;
+
+ if(image->m_image)
+ {
+ // Image is already painted, we apply the color profile and repaint it
+ image->applyColorProfile();
+
+ if(image->item())
+ {
+ image->ownerDoc()->canvas()->invalidate(image->item(), false);
+ image->ownerDoc()->rerender();
+ }
+ }
+}