RowItemPaintParams: Renamed to ViewItemPaintParams

[pulseview.git] / pv / view / viewitempaintparams.cpp

diff --git a/pv/view/viewitempaintparams.cpp b/pv/view/viewitempaintparams.cpp
new file mode 100644 (file)
index 0000000..4edc30a
--- /dev/null
+++ b/pv/view/viewitempaintparams.cpp
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.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 St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <cassert>
+
+#include <QApplication>
+#include <QFontMetrics>
+
+#include "viewitempaintparams.hpp"
+
+namespace pv {
+namespace view {
+
+ViewItemPaintParams::ViewItemPaintParams(
+       int left, int right, double scale, double offset) :
+       left_(left),
+       right_(right),
+       scale_(scale),
+       offset_(offset) {
+       assert(left <= right);
+       assert(scale > 0.0);
+}
+
+QFont ViewItemPaintParams::font()
+{
+       return QApplication::font();
+}
+
+int ViewItemPaintParams::text_height() {
+       QFontMetrics m(font());
+       return m.boundingRect(QRect(), 0, "Tg").height();
+}
+
+} // namespace view
+} // namespace pv