1 files changed, 301 insertions, 0 deletions
diff --git a/ksim/library/label.cpp b/ksim/library/label.cpp
new file mode 100644
index 0000000..91e7621
--- /dev/null
+++ b/ksim/library/label.cpp
@@ -0,0 +1,301 @@
+/*  ksim - a system monitor for kde
+ *
+ *  Copyright (C) 2001  Robbie Ward <linuxphreak@gmx.co.uk>
+ *
+ *  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 of the License, 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.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include "label.h"
+#include "label.moc"
+#include <ksimconfig.h>
+#include "themetypes.h"
+
+#include <qpainter.h>
+#include <qstyle.h>
+#include <qstylesheet.h>
+#include <qsimplerichtext.h>
+#include <qcursor.h>
+#include <qpixmap.h>
+#include <qimage.h>
+
+#include <themeloader.h>
+#include <kdebug.h>
+#include <kglobal.h>
+#include <kglobalsettings.h>
+#include <kconfig.h>
+
+class KSim::Label::Private
+{
+  public:
+    QColor mColour;
+    QColor sColour;
+    QRect loc;
+    QRect shad;
+    QString text;
+    QImage meterImage;
+    QPixmap background;
+    QPixmap sidePixmap;
+    bool showShadow;
+};
+
+KSim::Label::Label(QWidget *parent, const char *name, WFlags fl)
+   : QWidget(parent, name, fl)
+{
+  initWidget(KSim::Types::None);
+}
+
+KSim::Label::Label(int type, QWidget *parent, const char *name, 
+   WFlags fl) : QWidget(parent, name, fl)
+{
+  initWidget(type);
+}
+
+KSim::Label::Label(int type, const QString &text, QWidget *parent,
+   const char *name, WFlags fl) : QWidget(parent, name, fl)
+{
+  initWidget(type);
+  setText(text);
+}
+
+KSim::Label::~Label()
+{
+  delete d;
+}
+
+const QString &KSim::Label::text() const
+{
+  return d->text;
+}
+
+void KSim::Label::configureObject(bool repaintWidget)
+{
+  QString image = themeLoader().current().meterPixmap(type(), false);
+  if (image.isEmpty())
+    image = themeLoader().current().panelPixmap(type());
+
+  d->meterImage.load(image);
+  KSim::ThemeLoader::self().reColourImage(d->meterImage);
+  d->background = d->meterImage.smoothScale(size());
+  QSize oldSize = sizeHint();
+
+  setConfigValues();
+  relayoutLabel(oldSize, repaintWidget);
+}
+
+void KSim::Label::setPixmap(const QPixmap &pixmap)
+{
+  if (pixmap.serialNumber() == d->sidePixmap.serialNumber())
+    return;
+
+  QSize oldSize = sizeHint();
+  d->sidePixmap = pixmap;
+
+  relayoutLabel(oldSize);
+}
+
+const QPixmap &KSim::Label::pixmap() const
+{
+  return d->sidePixmap;
+}
+
+QSize KSim::Label::sizeHint() const
+{
+  int width = fontMetrics().size(SingleLine, text()).width();
+  if (!pixmap().isNull())
+    width += pixmap().width() + 5;
+
+  int height = fontMetrics().height() + 4;
+  if (!pixmap().isNull() && pixmap().height() > height)
+    height = pixmap().height();
+
+  return QSize(width, height);
+}
+
+QSize KSim::Label::minimumSizeHint() const
+{
+  return sizeHint();
+}
+
+void KSim::Label::clear()
+{
+  setText(QString::null);
+}
+
+void KSim::Label::setText(const QString &text)
+{
+  if (text == d->text)
+    return; // If the text is the same, no need to repaint etc
+
+  QSize oldSize = sizeHint();
+  // set the text of our widget and repaint
+  d->text = text;
+  relayoutLabel(oldSize);
+}
+
+void KSim::Label::extraTypeCall()
+{
+  d->meterImage.load(themeLoader().current().meterPixmap(type()));
+  setConfigValues();
+}
+
+void KSim::Label::setShowShadow(bool show)
+{
+  d->showShadow = show;
+}
+
+bool KSim::Label::showShadow() const
+{
+  return d->showShadow;
+}
+
+void KSim::Label::setTextColour(const QColor &color)
+{
+  d->mColour = color;
+}
+
+const QColor &KSim::Label::textColour() const
+{
+  return d->mColour;
+}
+
+void KSim::Label::setShadowColour(const QColor &color)
+{
+  d->sColour = color;
+}
+
+const QColor &KSim::Label::shadowColour() const
+{
+  return d->sColour;
+}
+
+void KSim::Label::setConfigValues()
+{
+  QFont newFont = font();
+  bool repaint = themeLoader().current().fontColours(this,
+     newFont, d->mColour, d->sColour, d->showShadow);
+
+  if (font() != newFont)
+    setFont(newFont);
+
+  if (repaint)
+    update();
+}
+
+void KSim::Label::paintEvent(QPaintEvent *)
+{
+  QPainter painter;
+  painter.begin(this);
+
+  // paint our background pixmap onto the widget
+  painter.drawPixmap(0, 0, d->background);
+
+  drawPixmap(&painter, d->loc, pixmap());
+  if (d->showShadow) { // draw the shadow text on the image
+    drawText(&painter, d->shad, d->sColour, d->text);
+  }
+
+  // draw the label text onto the widget
+  painter.setPen(d->mColour);
+  drawText(&painter, d->loc, d->mColour, d->text);
+  painter.end();
+}
+
+void KSim::Label::resizeEvent(QResizeEvent *ev)
+{
+  // set the location of where the shadow'ed text will be drawn
+  d->shad.setWidth(ev->size().width() + 3);
+  d->shad.setHeight(ev->size().height() + 3);
+
+  // set the location of where the text will be drawn
+  d->loc.setWidth(ev->size().width());
+  d->loc.setHeight(ev->size().height());
+
+  d->background = d->meterImage.smoothScale(ev->size());
+}
+
+void KSim::Label::drawText(QPainter *painter, const QRect &rect,
+   const QColor &color, const QString &text)
+{
+  QRect location(rect);
+  if (!pixmap().isNull())
+    location.setX(pixmap().width() + 5);
+   
+  style().drawItem(painter, location, AlignCenter, colorGroup(), true,
+      0, text, -1, &color);
+}
+
+void KSim::Label::drawPixmap(QPainter *painter, const QRect &rect,
+   const QPixmap &pixmap)
+{
+  QRect location(rect);
+  location.setWidth(pixmap.width());
+
+  style().drawItem(painter, location, AlignCenter, colorGroup(), true,
+    pixmap.isNull() ? 0 : &pixmap, QString::null);
+}
+
+void KSim::Label::setTextLocation(const QRect &rect)
+{
+  d->loc = rect;
+}
+
+const QRect &KSim::Label::textLocation() const
+{
+  return d->loc;
+}
+
+void KSim::Label::setShadowLocation(const QRect &rect)
+{
+  d->shad = rect;
+}
+
+const QRect &KSim::Label::shadowLocation() const
+{
+  return d->shad;
+}
+
+void KSim::Label::setThemePixmap(const QString &image)
+{
+  QSize oldSize = sizeHint();
+  d->meterImage.reset();
+  d->meterImage.load(image);
+  KSim::ThemeLoader::self().reColourImage(d->meterImage);
+  d->background = d->meterImage.smoothScale(size());
+  relayoutLabel(oldSize);
+}
+
+void KSim::Label::relayoutLabel(const QSize &old, bool repaint)
+{
+  if (sizeHint() != old) {
+    updateGeometry();
+  }
+
+  if (repaint)
+    update();
+}
+
+void KSim::Label::initWidget(int type)
+{
+  d = new Private;
+  setType(type);
+  setConfigString("StyleMeter");
+
+  // try to reduce flicker as much as possible
+  setBackgroundMode(NoBackground);
+  setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding,
+     QSizePolicy::Fixed));
+
+  configureObject();
+}