diff options
Diffstat (limited to 'khtml/html/html_imageimpl.cpp')
| -rw-r--r-- | khtml/html/html_imageimpl.cpp | 560 |
1 files changed, 0 insertions, 560 deletions
diff --git a/khtml/html/html_imageimpl.cpp b/khtml/html/html_imageimpl.cpp deleted file mode 100644 index be13e93c2..000000000 --- a/khtml/html/html_imageimpl.cpp +++ /dev/null @@ -1,560 +0,0 @@ -/** - * This file is part of the DOM implementation for KDE. - * - * Copyright (C) 1999 Lars Knoll (knoll@kde.org) - * (C) 1999 Antti Koivisto (koivisto@kde.org) - * - * 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 "html/html_imageimpl.h" -#include "html/html_formimpl.h" -#include "html/html_documentimpl.h" - -#include "misc/htmlhashes.h" -#include "khtmlview.h" -#include "khtml_part.h" - -#include <kstringhandler.h> -#include <kglobal.h> -#include <kdebug.h> - -#include "rendering/render_image.h" -#include "rendering/render_flow.h" -#include "css/cssstyleselector.h" -#include "css/cssproperties.h" -#include "css/cssvalues.h" -#include "css/csshelper.h" -#include "xml/dom2_eventsimpl.h" - -#include <tqstring.h> -#include <tqpoint.h> -#include <tqregion.h> -#include <tqptrstack.h> -#include <tqimage.h> -#include <tqpointarray.h> - -using namespace DOM; -using namespace khtml; - -// ------------------------------------------------------------------------- - -HTMLImageElementImpl::HTMLImageElementImpl(DocumentImpl *doc, HTMLFormElementImpl *f) - : HTMLElementImpl(doc), ismap(false), loadEventSent(true), m_image(0), m_form(f) -{ - if (m_form) - m_form->registerImgElement(this); -} - -HTMLImageElementImpl::~HTMLImageElementImpl() -{ - if (getDocument()) - getDocument()->removeImage(this); - - if (m_image) - m_image->deref(this); - - if (m_form) - m_form->removeImgElement(this); -} - -NodeImpl::Id HTMLImageElementImpl::id() const -{ - return ID_IMG; -} - -void HTMLImageElementImpl::parseAttribute(AttributeImpl *attr) -{ - switch (attr->id()) - { - case ATTR_ALT: - setChanged(); - break; - case ATTR_SRC: { - setChanged(); - - //Start loading the image already, to generate events - DOMString url = attr->value(); - if (!url.isEmpty()) { //### why do we not hide or something when setting this? - CachedImage* newImage = getDocument()->docLoader()->requestImage(khtml::parseURL(url)); - if (newImage && newImage != m_image) { - CachedImage* oldImage = m_image; - loadEventSent = false; - m_image = newImage; - m_image->ref(this); - if (oldImage) - oldImage->deref(this); - } - } - } - break; - case ATTR_WIDTH: - if (!attr->value().isEmpty()) - addCSSLength(CSS_PROP_WIDTH, attr->value()); - else - removeCSSProperty(CSS_PROP_WIDTH); - break; - case ATTR_HEIGHT: - if (!attr->value().isEmpty()) - addCSSLength(CSS_PROP_HEIGHT, attr->value()); - else - removeCSSProperty(CSS_PROP_HEIGHT); - break; - case ATTR_BORDER: - // border="noborder" -> border="0" - if(attr->value().toInt()) { - addCSSLength(CSS_PROP_BORDER_WIDTH, attr->value()); - addCSSProperty( CSS_PROP_BORDER_TOP_STYLE, CSS_VAL_SOLID ); - addCSSProperty( CSS_PROP_BORDER_RIGHT_STYLE, CSS_VAL_SOLID ); - addCSSProperty( CSS_PROP_BORDER_BOTTOM_STYLE, CSS_VAL_SOLID ); - addCSSProperty( CSS_PROP_BORDER_LEFT_STYLE, CSS_VAL_SOLID ); - } else { - removeCSSProperty( CSS_PROP_BORDER_WIDTH ); - removeCSSProperty( CSS_PROP_BORDER_TOP_STYLE ); - removeCSSProperty( CSS_PROP_BORDER_RIGHT_STYLE ); - removeCSSProperty( CSS_PROP_BORDER_BOTTOM_STYLE ); - removeCSSProperty( CSS_PROP_BORDER_LEFT_STYLE ); - } - break; - case ATTR_VSPACE: - addCSSLength(CSS_PROP_MARGIN_TOP, attr->value()); - addCSSLength(CSS_PROP_MARGIN_BOTTOM, attr->value()); - break; - case ATTR_HSPACE: - addCSSLength(CSS_PROP_MARGIN_LEFT, attr->value()); - addCSSLength(CSS_PROP_MARGIN_RIGHT, attr->value()); - break; - case ATTR_ALIGN: - addHTMLAlignment( attr->value() ); - break; - case ATTR_VALIGN: - addCSSProperty(CSS_PROP_VERTICAL_ALIGN, attr->value().lower()); - break; - case ATTR_USEMAP: - if ( attr->value()[0] == '#' ) - usemap = attr->value().lower(); - else { - TQString url = getDocument()->completeURL( khtml::parseURL( attr->value() ).string() ); - // ### we remove the part before the anchor and hope - // the map is on the same html page.... - usemap = url; - } - m_hasAnchor = attr->val() != 0; - case ATTR_ISMAP: - ismap = true; - break; - case ATTR_ONABORT: // ### add support for this - setHTMLEventListener(EventImpl::ABORT_EVENT, - getDocument()->createHTMLEventListener(attr->value().string(), "onabort", this)); - break; - case ATTR_ONERROR: - setHTMLEventListener(EventImpl::ERROR_EVENT, - getDocument()->createHTMLEventListener(attr->value().string(), "onerror", this)); - break; - case ATTR_ONLOAD: - setHTMLEventListener(EventImpl::LOAD_EVENT, - getDocument()->createHTMLEventListener(attr->value().string(), "onload", this)); - break; - case ATTR_NOSAVE: - break; - case ATTR_NAME: - if (inDocument() && m_name != attr->value()) { - getDocument()->underDocNamedCache().remove(m_name.string(), this); - getDocument()->underDocNamedCache().add (attr->value().string(), this); - } - m_name = attr->value(); - //fallthrough - default: - HTMLElementImpl::parseAttribute(attr); - } -} - -void HTMLImageElementImpl::notifyFinished(CachedObject *finishedObj) -{ - if (m_image == finishedObj) { - getDocument()->dispatchImageLoadEventSoon(this); - } -} - -void HTMLImageElementImpl::dispatchLoadEvent() -{ - if (!loadEventSent) { - loadEventSent = true; - if (m_image->isErrorImage()) { - dispatchHTMLEvent(EventImpl::ERROR_EVENT, false, false); - } else { - dispatchHTMLEvent(EventImpl::LOAD_EVENT, false, false); - } - } -} - -DOMString HTMLImageElementImpl::altText() const -{ - // lets figure out the alt text.. magic stuff - // http://www.w3.org/TR/1998/REC-html40-19980424/appendix/notes.html#altgen - // also heavily discussed by Hixie on bugzilla - DOMString alt( getAttribute( ATTR_ALT ) ); - // fall back to title attribute - if ( alt.isNull() ) - alt = getAttribute( ATTR_TITLE ); -#if 0 - if ( alt.isNull() ) { - TQString p = KURL( getDocument()->completeURL( getAttribute(ATTR_SRC).string() ) ).prettyURL(); - int pos; - if ( ( pos = p.findRev( '.' ) ) > 0 ) - p.truncate( pos ); - alt = DOMString( KStringHandler::csqueeze( p ) ); - } -#endif - - return alt; -} - -void HTMLImageElementImpl::attach() -{ - assert(!attached()); - assert(!m_render); - assert(parentNode()); - - RenderStyle* _style = getDocument()->styleSelector()->styleForElement(this); - _style->ref(); - if (parentNode()->renderer() && parentNode()->renderer()->childAllowed() && - _style->display() != NONE) - { - m_render = new (getDocument()->renderArena()) RenderImage(this); - m_render->setStyle(_style); - parentNode()->renderer()->addChild(m_render, nextRenderer()); - } - _style->deref(); - - NodeBaseImpl::attach(); - if (m_render) - m_render->updateFromElement(); -} - -void HTMLImageElementImpl::removedFromDocument() -{ - getDocument()->underDocNamedCache().remove(m_name.string(), this); - HTMLElementImpl::removedFromDocument(); -} - -void HTMLImageElementImpl::insertedIntoDocument() -{ - getDocument()->underDocNamedCache().add(m_name.string(), this); - HTMLElementImpl::insertedIntoDocument(); -} - -void HTMLImageElementImpl::removeId(const TQString& id) -{ - getDocument()->underDocNamedCache().remove(id, this); - HTMLElementImpl::removeId(id); -} - -void HTMLImageElementImpl::addId (const TQString& id) -{ - getDocument()->underDocNamedCache().add(id, this); - HTMLElementImpl::addId(id); -} - - -long HTMLImageElementImpl::width() const -{ - if (!m_render) { - DOMString widthAttr = getAttribute(ATTR_WIDTH); - if (!widthAttr.isNull()) - return widthAttr.toInt(); - else if (m_image && m_image->pixmap_size().isValid()) - return m_image->pixmap_size().width(); - else - return 0; - } - - // ### make a unified call for this - if (changed()) { - getDocument()->updateRendering(); - if (getDocument()->view()) - getDocument()->view()->layout(); - } - - return m_render ? m_render->contentWidth() : - getAttribute(ATTR_WIDTH).toInt(); -} - -long HTMLImageElementImpl::height() const -{ - if (!m_render) { - DOMString heightAttr = getAttribute(ATTR_HEIGHT); - if (!heightAttr.isNull()) - return heightAttr.toInt(); - else if (m_image && m_image->pixmap_size().isValid()) - return m_image->pixmap_size().height(); - else - return 0; - } - - // ### make a unified call for this - if (changed()) { - getDocument()->updateRendering(); - if (getDocument()->view()) - getDocument()->view()->layout(); - } - - return m_render ? m_render->contentHeight() : - getAttribute(ATTR_HEIGHT).toInt(); -} - -TQImage HTMLImageElementImpl::currentImage() const -{ - RenderImage *r = static_cast<RenderImage*>(renderer()); - - if(r) - return r->pixmap().convertToImage(); - - return TQImage(); -} - -TQPixmap HTMLImageElementImpl::currentPixmap() const -{ - RenderImage *r = static_cast<RenderImage*>(renderer()); - - if(r) - return r->pixmap(); - - return TQPixmap(); -} - -bool HTMLImageElementImpl::complete() const -{ - return m_image && m_image->valid_rect().size() == m_image->pixmap_size(); -} - -// ------------------------------------------------------------------------- - -HTMLMapElementImpl::HTMLMapElementImpl(DocumentImpl *doc) - : HTMLElementImpl(doc) -{ -} - -HTMLMapElementImpl::~HTMLMapElementImpl() -{ - if(getDocument() && getDocument()->isHTMLDocument()) - static_cast<HTMLDocumentImpl*>(getDocument())->mapMap.remove(name); -} - -NodeImpl::Id HTMLMapElementImpl::id() const -{ - return ID_MAP; -} - -bool -HTMLMapElementImpl::mapMouseEvent(int x_, int y_, int width_, int height_, - RenderObject::NodeInfo& info) -{ - //cout << "map:mapMouseEvent " << endl; - //cout << x_ << " " << y_ <<" "<< width_ <<" "<< height_ << endl; - TQPtrStack<NodeImpl> nodeStack; - - NodeImpl *current = firstChild(); - while(1) - { - if(!current) - { - if(nodeStack.isEmpty()) break; - current = nodeStack.pop(); - current = current->nextSibling(); - continue; - } - if(current->id()==ID_AREA) - { - //cout << "area found " << endl; - HTMLAreaElementImpl* area=static_cast<HTMLAreaElementImpl*>(current); - if (area->mapMouseEvent(x_,y_,width_,height_, info)) - return true; - } - NodeImpl *child = current->firstChild(); - if(child) - { - nodeStack.push(current); - current = child; - } - else - { - current = current->nextSibling(); - } - } - - return false; -} - -void HTMLMapElementImpl::parseAttribute(AttributeImpl *attr) -{ - switch (attr->id()) - { - case ATTR_ID: - if (getDocument()->htmlMode() != DocumentImpl::XHtml) { - HTMLElementImpl::parseAttribute(attr); - break; - } - else { - // add name with full url: - TQString url = getDocument()->completeURL( khtml::parseURL( attr->value() ).string() ); - if(getDocument()->isHTMLDocument()) - static_cast<HTMLDocumentImpl*>(getDocument())->mapMap[url] = this; - } - // fall through - case ATTR_NAME: - { - DOMString s = attr->value(); - if(*s.unicode() == '#') - name = TQString(s.unicode()+1, s.length()-1).lower(); - else - name = s.string().lower(); - // ### make this work for XML documents, e.g. in case of <html:map...> - if(getDocument()->isHTMLDocument()) - static_cast<HTMLDocumentImpl*>(getDocument())->mapMap[name] = this; - - //fallthrough - } - default: - HTMLElementImpl::parseAttribute(attr); - } -} - -// ------------------------------------------------------------------------- - -HTMLAreaElementImpl::HTMLAreaElementImpl(DocumentImpl *doc) - : HTMLAnchorElementImpl(doc) -{ - m_coords=0; - m_coordsLen = 0; - nohref = false; - shape = Unknown; - lasth = lastw = -1; -} - -HTMLAreaElementImpl::~HTMLAreaElementImpl() -{ - delete [] m_coords; -} - -NodeImpl::Id HTMLAreaElementImpl::id() const -{ - return ID_AREA; -} - -void HTMLAreaElementImpl::parseAttribute(AttributeImpl *attr) -{ - switch (attr->id()) - { - case ATTR_SHAPE: - if ( strcasecmp( attr->value(), "default" ) == 0 ) - shape = Default; - else if ( strcasecmp( attr->value(), "circle" ) == 0 ) - shape = Circle; - else if ( strcasecmp( attr->value(), "poly" ) == 0 || strcasecmp( attr->value(), "polygon" ) == 0 ) - shape = Poly; - else if ( strcasecmp( attr->value(), "rect" ) == 0 ) - shape = Rect; - break; - case ATTR_COORDS: - delete [] m_coords; - m_coords = attr->val()->toCoordsArray(m_coordsLen); - break; - case ATTR_NOHREF: - nohref = attr->val() != 0; - break; - case ATTR_TARGET: - m_hasTarget = attr->val() != 0; - break; - case ATTR_ALT: - break; - case ATTR_ACCESSKEY: - break; - default: - HTMLAnchorElementImpl::parseAttribute(attr); - } -} - -bool HTMLAreaElementImpl::mapMouseEvent(int x_, int y_, int width_, int height_, - RenderObject::NodeInfo& info) -{ - bool inside = false; - if (width_ != lastw || height_ != lasth) - { - region=getRegion(width_, height_); - lastw=width_; lasth=height_; - } - if (region.contains(TQPoint(x_,y_))) - { - inside = true; - info.setInnerNode(this); - info.setURLElement(this); - } - - return inside; -} - -TQRect HTMLAreaElementImpl::getRect() const -{ - if (parentNode()->renderer()==0) - return TQRect(); - int dx, dy; - if (!parentNode()->renderer()->absolutePosition(dx, dy)) - return TQRect(); - TQRegion region = getRegion(lastw,lasth); - region.translate(dx, dy); - return region.boundingRect(); -} - -TQRegion HTMLAreaElementImpl::getRegion(int width_, int height_) const -{ - TQRegion region; - if (!m_coords) - return region; - - // added broken HTML support (Dirk): some pages omit the SHAPE - // attribute, so we try to guess by looking at the coords count - // what the HTML author tried to tell us. - - // a Poly needs at least 3 points (6 coords), so this is correct - if ((shape==Poly || shape==Unknown) && m_coordsLen > 5) { - // make sure its even - int len = m_coordsLen >> 1; - TQPointArray points(len); - for (int i = 0; i < len; ++i) - points.setPoint(i, m_coords[(i<<1)].minWidth(width_), - m_coords[(i<<1)+1].minWidth(height_)); - region = TQRegion(points); - } - else if (shape==Circle && m_coordsLen>=3 || shape==Unknown && m_coordsLen == 3) { - int r = kMin(m_coords[2].minWidth(width_), m_coords[2].minWidth(height_)); - region = TQRegion(m_coords[0].minWidth(width_)-r, - m_coords[1].minWidth(height_)-r, 2*r, 2*r,TQRegion::Ellipse); - } - else if (shape==Rect && m_coordsLen>=4 || shape==Unknown && m_coordsLen == 4) { - int x0 = m_coords[0].minWidth(width_); - int y0 = m_coords[1].minWidth(height_); - int x1 = m_coords[2].minWidth(width_); - int y1 = m_coords[3].minWidth(height_); - region = TQRegion(x0,y0,x1-x0,y1-y0); - } - else if (shape==Default) - region = TQRegion(0,0,width_,height_); - // else - // return null region - - return region; -} |