2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef PULSEVIEW_PV_VIEW_DECODETRACE_HPP
22 #define PULSEVIEW_PV_VIEW_DECODETRACE_HPP
31 #include <QSignalMapper>
33 #include <pv/binding/decoder.hpp>
34 #include <pv/data/signalbase.hpp>
35 #include <pv/data/decode/row.hpp>
58 class DecoderGroupBox;
63 class DecodeTrace : public Trace
68 struct ChannelSelector
70 const QComboBox *combo_;
71 const std::shared_ptr<pv::data::decode::Decoder> decoder_;
72 const srd_channel *pdch_;
76 static const QColor DecodeColours[4];
77 static const QColor ErrorBgColour;
78 static const QColor NoDecodeColour;
80 static const int ArrowSize;
81 static const double EndCapWidth;
82 static const int RowTitleMargin;
83 static const int DrawPadding;
85 static const QColor Colours[16];
86 static const QColor OutlineColours[16];
89 DecodeTrace(pv::Session &session, std::shared_ptr<data::SignalBase> signalbase,
94 const std::shared_ptr<pv::data::DecoderStack>& decoder() const;
96 std::shared_ptr<data::SignalBase> base() const;
99 * Computes the vertical extents of the contents of this row item.
100 * @return A pair containing the minimum and maximum y-values.
102 std::pair<int, int> v_extents() const;
105 * Paints the background layer of the trace with a QPainter
106 * @param p the QPainter to paint into.
107 * @param pp the painting parameters object to paint with..
109 void paint_back(QPainter &p, const ViewItemPaintParams &pp);
112 * Paints the mid-layer of the trace with a QPainter
113 * @param p the QPainter to paint into.
114 * @param pp the painting parameters object to paint with.
116 void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
119 * Paints the foreground layer of the trace with a QPainter
120 * @param p the QPainter to paint into.
121 * @param pp the painting parameters object to paint with.
123 void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
125 void populate_popup_form(QWidget *parent, QFormLayout *form);
127 QMenu* create_context_menu(QWidget *parent);
129 void delete_pressed();
132 void draw_annotations(std::vector<pv::data::decode::Annotation> annotations,
133 QPainter &p, int h, const ViewItemPaintParams &pp, int y,
134 size_t base_colour, int row_title_width);
136 void draw_annotation(const pv::data::decode::Annotation &a, QPainter &p,
137 int h, const ViewItemPaintParams &pp, int y,
138 size_t base_colour, int row_title_width) const;
140 void draw_annotation_block(std::vector<pv::data::decode::Annotation> annotations,
141 QPainter &p, int h, int y, size_t base_colour) const;
143 void draw_instant(const pv::data::decode::Annotation &a, QPainter &p,
144 int h, double x, int y) const;
146 void draw_range(const pv::data::decode::Annotation &a, QPainter &p,
147 int h, double start, double end, int y, const ViewItemPaintParams &pp,
148 int row_title_width) const;
150 void draw_error(QPainter &p, const QString &message,
151 const ViewItemPaintParams &pp);
153 void draw_unresolved_period(QPainter &p, int h, int left,
156 std::pair<double, double> get_pixels_offset_samples_per_pixel() const;
159 * Determines the start and end sample for a given pixel range.
160 * @param x_start the X coordinate of the start sample in the view
161 * @param x_end the X coordinate of the end sample in the view
162 * @return Returns a pair containing the start sample and the end
163 * sample that correspond to the start and end coordinates.
165 std::pair<uint64_t, uint64_t> get_sample_range(int x_start, int x_end) const;
167 int get_row_at_point(const QPoint &point);
169 const QString get_annotation_at_point(const QPoint &point);
171 void create_decoder_form(int index,
172 std::shared_ptr<pv::data::decode::Decoder> &dec,
173 QWidget *parent, QFormLayout *form);
175 QComboBox* create_channel_selector(QWidget *parent,
176 const std::shared_ptr<pv::data::decode::Decoder> &dec,
177 const srd_channel *const pdch);
179 void commit_decoder_channels(
180 std::shared_ptr<data::decode::Decoder> &dec);
182 void commit_channels();
185 void hover_point_changed();
188 void on_new_decode_data();
192 void on_channel_selected(int);
194 void on_stack_decoder(srd_decoder *decoder);
196 void on_delete_decoder(int index);
198 void on_show_hide_decoder(int index);
201 pv::Session &session_;
202 std::shared_ptr<data::SignalBase> signalbase_;
204 std::vector<data::decode::Row> visible_rows_;
205 uint64_t decode_start_, decode_end_;
207 std::list< std::shared_ptr<pv::binding::Decoder> >
210 std::list<ChannelSelector> channel_selectors_;
211 std::vector<pv::widgets::DecoderGroupBox*> decoder_forms_;
213 std::map<data::decode::Row, int> row_title_widths_;
214 int row_height_, max_visible_rows_;
216 int min_useful_label_width_;
218 QSignalMapper delete_mapper_, show_hide_mapper_;
224 #endif // PULSEVIEW_PV_VIEW_DECODETRACE_HPP