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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:02:02 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:02:02 -0600
commitde7e5867a65e0a46f1388e3e50bc7eeddd1aecbf (patch)
treedbb3152c372f8620f9290137d461f3d9f9eba1cb /kdesktop/tdefileividesktop.cpp
parent936d3cec490c13f2c5f7dd14f5e364fddaa6da71 (diff)
downloadtdebase-de7e5867a65e0a46f1388e3e50bc7eeddd1aecbf.tar.gz
tdebase-de7e5867a65e0a46f1388e3e50bc7eeddd1aecbf.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'kdesktop/tdefileividesktop.cpp')
-rw-r--r--kdesktop/tdefileividesktop.cpp241
1 files changed, 241 insertions, 0 deletions
diff --git a/kdesktop/tdefileividesktop.cpp b/kdesktop/tdefileividesktop.cpp
new file mode 100644
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+++ b/kdesktop/tdefileividesktop.cpp
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+/* This file is proposed to be part of the KDE base.
+ * Copyright (C) 2003 Laur Ivan <laurivan@eircom.net>
+ *
+ * Many thanks to:
+ * - Bernardo Hung <deciare@gta.igs.net> for the enhanced shadow
+ * algorithm (currently used)
+ * - Tim Jansen <tim@tjansen.de> for the API updates and fixes.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License version 2 as published by the Free Software Foundation.
+ *
+ * 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 <stdio.h>
+
+#include <tqcolor.h>
+#include <tqpalette.h>
+#include <tqstring.h>
+#include <tqpainter.h>
+#include <tqstyle.h>
+#include <kwordwrap.h>
+#include <kiconview.h>
+#include <kdebug.h>
+#include <kglobalsettings.h>
+
+#include <kshadowengine.h>
+#include "kdesktopshadowsettings.h"
+#include "tdefileividesktop.h"
+
+//#define DEBUG
+
+/* Changelog:
+ */
+
+KFileIVIDesktop::KFileIVIDesktop(KonqIconViewWidget *iconview, KFileItem* fileitem,
+ int size, KShadowEngine *shadow) :
+ KFileIVI(iconview, fileitem, size),
+ m_selectedImage(0L),
+ m_normalImage(0L),
+ _selectedUID(0),
+ _normalUID(0)
+{
+ m_shadow = shadow;
+ oldText = "";
+
+ calcRect( text() ); // recalculate rect including shadow
+}
+
+KFileIVIDesktop::~KFileIVIDesktop()
+{
+ delete m_selectedImage;
+ delete m_normalImage;
+}
+
+void KFileIVIDesktop::calcRect( const TQString& _text )
+{
+ KIconViewItem::calcRect( _text );
+
+ if ( !iconView() || !m_shadow ||
+ !wordWrap() || !( static_cast<KDesktopShadowSettings *>
+ ( m_shadow->shadowSettings() ) )->isEnabled() )
+ return;
+
+ int spread = shadowThickness();
+ TQRect itemTextRect = textRect();
+ TQRect itemRect = rect();
+
+ itemTextRect.setBottom( itemTextRect.bottom() + spread );
+ itemTextRect.setRight( itemTextRect.right() + spread );
+ itemRect.setBottom( itemRect.bottom() + spread );
+ itemRect.setRight( itemRect.right() + spread );
+
+ setTextRect( itemTextRect );
+ setItemRect( itemRect );
+}
+
+void KFileIVIDesktop::paintItem( TQPainter *p, const TQColorGroup &cg)
+{
+ TQColorGroup colors = updateColors(cg);
+
+ TQIconView* view = iconView();
+ Q_ASSERT( view );
+
+ if ( !view )
+ return;
+
+ if ( !wordWrap() )
+ return;
+
+ p->save();
+
+ // draw the pixmap as in KIconViewItem::paintItem(...)
+ paintPixmap(p, colors);
+
+ //
+ // Paint the text as shadowed if the shadow is available
+ //
+ if (m_shadow != 0L && (static_cast<KDesktopShadowSettings *> (m_shadow->shadowSettings()))->isEnabled())
+ drawShadowedText(p, colors);
+ else {
+ paintFontUpdate(p);
+ paintText(p, colors);
+ }
+
+ p->restore();
+
+ paintOverlay(p);
+}
+
+bool KFileIVIDesktop::shouldUpdateShadow(bool selected)
+{
+ unsigned long uid = (static_cast<KDesktopShadowSettings *> (m_shadow->shadowSettings()))->UID();
+ TQString wrapped = wordWrap()->wrappedString();
+
+ if (wrapped != oldText){
+ oldText = wrapped;
+ _selectedUID = _normalUID = 0;
+ }
+
+ if (selected == true)
+ return (uid != _selectedUID);
+ else
+ return (uid != _normalUID);
+
+ return false;
+}
+
+
+
+void KFileIVIDesktop::drawShadowedText( TQPainter *p, const TQColorGroup &cg )
+{
+ bool drawRoundedRect = TDEGlobalSettings::iconUseRoundedRect();
+
+ int textX;
+ if (drawRoundedRect == true)
+ textX = textRect( FALSE ).x() + 4;
+ else
+ textX = textRect( FALSE ).x() + 2;
+ int textY = textRect( FALSE ).y();
+ int align = ((KIconView *) iconView())->itemTextPos() == TQIconView::Bottom
+ ? AlignHCenter : AlignAuto;
+ bool rebuild = shouldUpdateShadow(isSelected());
+
+ KDesktopShadowSettings *settings = (KDesktopShadowSettings *) (m_shadow->shadowSettings());
+
+ unsigned long uid = settings->UID();
+
+ p->setFont(iconView()->font());
+ paintFontUpdate(p);
+ TQColor shadow;
+ TQColor text;
+ int spread = shadowThickness();
+
+ if ( isSelected() && settings->selectionType() != KShadowSettings::InverseVideoOnSelection ) {
+ text = cg.highlightedText();
+ TQRect rect = textRect( false );
+ rect.setRight( rect.right() - spread );
+ rect.setBottom( rect.bottom() - spread + 1 );
+ if (drawRoundedRect == true) {
+ p->setBrush( TQBrush( cg.highlight() ) );
+ p->setPen( TQPen( cg.highlight() ) );
+ p->drawRoundRect( rect,
+ 1000 / rect.width(),
+ 1000 / rect.height() );
+ }
+ else {
+ p->fillRect( textRect( false ), cg.highlight() );
+ }
+ }
+ else {
+ // use shadow
+ if ( isSelected() ) {
+ // inverse text and shadow colors
+ shadow = settings->textColor();
+ text = settings->bgColor();
+ if ( rebuild ) {
+ setSelectedImage( buildShadow( p, align, shadow ) );
+ _selectedUID = uid;
+ }
+ }
+ else {
+ text = settings->textColor();
+ shadow = ( settings->bgColor().isValid() ) ? settings->bgColor() :
+ ( tqGray( text.rgb() ) > 127 ) ? black : white;
+ if (rebuild) {
+ setNormalImage(buildShadow(p, align, shadow));
+ _normalUID = uid;
+ }
+ }
+
+ // draw the shadow
+ int shadowX = textX - spread + settings->offsetX();
+ int shadowY = textY - spread + settings->offsetY();
+
+ p->drawImage(shadowX, shadowY,
+ (isSelected()) ? *selectedImage() : *normalImage(),
+ 0, 0, -1, -1, DITHER_FLAGS);
+ }
+
+ // draw the text
+ p->setPen(text);
+ wordWrap()->drawText( p, textX, textY, align | KWordWrap::Truncate );
+}
+
+
+TQImage *KFileIVIDesktop::buildShadow( TQPainter *p, const int align,
+ TQColor &shadowColor )
+{
+ TQPainter pixPainter;
+ int spread = shadowThickness();
+
+ TQPixmap textPixmap(textRect( FALSE ).width() + spread * 2 + 2,
+ textRect( FALSE ).height() + spread * 2 + 2);
+
+ textPixmap.fill(TQColor(0,0,0));
+ textPixmap.setMask( textPixmap.createHeuristicMask(TRUE) );
+
+ pixPainter.begin(&textPixmap);
+ pixPainter.setPen(white); // get the pen from the root painter
+ pixPainter.setFont(p->font()); // get the font from the root painter
+ wordWrap()->drawText( &pixPainter, spread, spread, align | KWordWrap::Truncate );
+ pixPainter.end();
+
+ return new TQImage(m_shadow->makeShadow(textPixmap, shadowColor));
+}
+
+int KFileIVIDesktop::shadowThickness() const
+{
+ return ( ( m_shadow->shadowSettings()->thickness() + 1 ) >> 1 ) + 1;
+}
+