X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fviews%2Ftrace%2Fcursorpair.hpp;fp=pv%2Fviews%2Ftrace%2Fcursorpair.hpp;h=7a73e1980395d16b43c22420ed23bb802e6f0304;hb=1573bf16ba50d1c023ad3a9ce596f0ab6eaeacff;hp=0000000000000000000000000000000000000000;hpb=4c7a19d3d7049bcc9fb3185ce2bc91333a7ca9e1;p=pulseview.git

diff --git a/pv/views/trace/cursorpair.hpp b/pv/views/trace/cursorpair.hpp
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+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2013 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP
+#define PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP
+
+#include "cursor.hpp"
+
+#include <memory>
+
+#include <QPainter>
+
+using std::pair;
+using std::shared_ptr;
+
+class QPainter;
+
+namespace pv {
+namespace views {
+namespace trace {
+
+class CursorPair : public TimeItem
+{
+private:
+	static const int DeltaPadding;
+	static const QColor ViewportFillColour;
+
+public:
+	/**
+	 * Constructor.
+	 * @param view A reference to the view that owns this cursor pair.
+	 */
+	CursorPair(View &view);
+
+public:
+	/**
+	 * Returns true if the item is visible and enabled.
+	 */
+	bool enabled() const override;
+
+	/**
+	 * Returns a pointer to the first cursor.
+	 */
+	shared_ptr<Cursor> first() const;
+
+	/**
+	 * Returns a pointer to the second cursor.
+	 */
+	shared_ptr<Cursor> second() const;
+
+	/**
+	 * Sets the time of the marker.
+	 */
+	void set_time(const pv::util::Timestamp& time) override;
+
+	float get_x() const override;
+
+	QPoint point(const QRect &rect) const override;
+
+	pv::widgets::Popup* create_popup(QWidget *parent) override;
+
+public:
+	QRectF label_rect(const QRectF &rect) const override;
+
+	/**
+	 * Paints the marker's label to the ruler.
+	 * @param p The painter to draw with.
+	 * @param rect The rectangle of the ruler client area.
+	 * @param hover true if the label is being hovered over by the mouse.
+	 */
+	void paint_label(QPainter &p, const QRect &rect, bool hover) override;
+
+	/**
+	 * Paints the background layer of the item with a QPainter
+	 * @param p the QPainter to paint into.
+	 * @param pp the painting parameters object to paint with.
+	 */
+	void paint_back(QPainter &p, ViewItemPaintParams &pp) override;
+
+	/**
+	 * Constructs the string to display.
+	 */
+	QString format_string();
+
+	void compute_text_size(QPainter &p);
+
+	pair<float, float> get_cursor_offsets() const;
+
+private:
+	shared_ptr<Cursor> first_, second_;
+
+	QSizeF text_size_;
+};
+
+} // namespace trace
+} // namespace views
+} // namespace pv
+
+#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP