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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-06 15:56:40 -0600
commite16866e072f94410321d70daedbcb855ea878cac (patch)
treeee3f52eabde7da1a0e6ca845fb9c2813cf1558cf /tdeprint/marginvaluewidget.cpp
parenta58c20c1a7593631a1b50213c805507ebc16adaf (diff)
downloadtdelibs-e16866e072f94410321d70daedbcb855ea878cac.tar.gz
tdelibs-e16866e072f94410321d70daedbcb855ea878cac.zip
Actually move the kde files that were renamed in the last commit
Diffstat (limited to 'tdeprint/marginvaluewidget.cpp')
-rw-r--r--tdeprint/marginvaluewidget.cpp126
1 files changed, 126 insertions, 0 deletions
diff --git a/tdeprint/marginvaluewidget.cpp b/tdeprint/marginvaluewidget.cpp
new file mode 100644
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+++ b/tdeprint/marginvaluewidget.cpp
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+/*
+ * This file is part of the KDE libraries
+ * Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be>
+ *
+ * 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 "marginvaluewidget.h"
+
+#include <math.h>
+
+MarginValueWidget::MarginValueWidget(KNumInput *below, double value, TQWidget *parent, const char *name)
+: KDoubleNumInput(below, value, parent, name)
+{
+ m_mode = Pixels;
+ m_block = false;
+ setPrecision(0);
+ m_dpi = 72.0;
+ m_margin = ( float )value;
+ setMode(m_mode);
+ setRange(0, 999, 1, false);
+ connect(this, TQT_SIGNAL(valueChanged(double)), TQT_SLOT(slotValueChanged(double)));
+}
+
+float MarginValueWidget::margin()
+{
+ // Force synchronization
+ m_margin = toPixel(value(), m_mode);
+ return m_margin;
+}
+
+void MarginValueWidget::setMargin(float m)
+{
+ m_margin = m;
+ double v = toValue(m, m_mode);
+ m_block = true;
+ setValue(v);
+ m_block = false;
+ emit marginChanged( m_margin );
+}
+
+float MarginValueWidget::toPixel(double value, int mode)
+{
+ switch (mode)
+ {
+ default:
+ case Pixels: return (float)value;
+ case IN: return (float)(value * m_dpi);
+ case CM: return (float)(value * m_dpi / 2.54);
+ case MM: return (float)(value * m_dpi / 25.4);
+ }
+}
+
+double MarginValueWidget::toValue(float pix, int mode)
+{
+ switch (mode)
+ {
+ default:
+ case Pixels:
+ return (double)pix;
+ case IN:
+ return (double(pix) / m_dpi);
+ case CM:
+ return (double(pix) * 2.54 / m_dpi);
+ case MM:
+ return ( double( pix ) * 25.4 / m_dpi );
+ }
+}
+
+void MarginValueWidget::slotValueChanged(double v)
+{
+ if (!m_block)
+ {
+ m_margin = toPixel( v, m_mode );
+ emit marginChanged(margin());
+ }
+}
+
+void MarginValueWidget::setMode(int m)
+{
+ if (m != m_mode)
+ {
+ m_block = true;
+ m_mode = m;
+ double v = toValue(m_margin, m);
+ if (m == Pixels)
+ {
+ setPrecision(0);
+ setRange(0.0, 999.0, 1.0, false);
+ }
+ else
+ {
+ setPrecision(3);
+ setRange(0.0, 999.0, 0.01, false);
+ }
+ setValue(v);
+ m_block = false;
+ }
+}
+
+void MarginValueWidget::setResolution(int dpi)
+{
+ m_dpi = dpi;
+ m_block = true;
+ setMargin(m_margin);
+ m_block = false;
+}
+
+int MarginValueWidget::resolution() const
+{
+ return (int)(m_dpi+0.5);
+}
+
+#include "marginvaluewidget.moc"