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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | */ | |
20 | ||
21 | #ifndef PULSEVIEW_PV_VIEW_DECODETRACE_H | |
22 | #define PULSEVIEW_PV_VIEW_DECODETRACE_H | |
23 | ||
24 | #include "trace.hpp" | |
25 | ||
26 | #include <list> | |
27 | #include <map> | |
28 | #include <memory> | |
29 | ||
30 | #include <QSignalMapper> | |
31 | ||
32 | #include <pv/prop/binding/decoderoptions.hpp> | |
33 | #include <pv/data/decode/row.hpp> | |
34 | ||
35 | struct srd_channel; | |
36 | struct srd_decoder; | |
37 | ||
38 | class QComboBox; | |
39 | ||
40 | namespace pv { | |
41 | ||
42 | class Session; | |
43 | ||
44 | namespace data { | |
45 | class DecoderStack; | |
46 | ||
47 | namespace decode { | |
48 | class Annotation; | |
49 | class Decoder; | |
50 | class Row; | |
51 | } | |
52 | } | |
53 | ||
54 | namespace widgets { | |
55 | class DecoderGroupBox; | |
56 | } | |
57 | ||
58 | namespace view { | |
59 | ||
60 | class DecodeTrace : public Trace | |
61 | { | |
62 | Q_OBJECT | |
63 | ||
64 | private: | |
65 | struct ChannelSelector | |
66 | { | |
67 | const QComboBox *combo_; | |
68 | const std::shared_ptr<pv::data::decode::Decoder> decoder_; | |
69 | const srd_channel *pdch_; | |
70 | }; | |
71 | ||
72 | private: | |
73 | static const QColor DecodeColours[4]; | |
74 | static const QColor ErrorBgColour; | |
75 | static const QColor NoDecodeColour; | |
76 | ||
77 | static const int ArrowSize; | |
78 | static const double EndCapWidth; | |
79 | static const int DrawPadding; | |
80 | ||
81 | static const QColor Colours[16]; | |
82 | static const QColor OutlineColours[16]; | |
83 | ||
84 | public: | |
85 | DecodeTrace(pv::Session &session, | |
86 | std::shared_ptr<pv::data::DecoderStack> decoder_stack, | |
87 | int index); | |
88 | ||
89 | bool enabled() const; | |
90 | ||
91 | const std::shared_ptr<pv::data::DecoderStack>& decoder() const; | |
92 | ||
93 | /** | |
94 | * Computes the vertical extents of the contents of this row item. | |
95 | * @return A pair containing the minimum and maximum y-values. | |
96 | */ | |
97 | std::pair<int, int> v_extents() const; | |
98 | ||
99 | /** | |
100 | * Paints the background layer of the trace with a QPainter | |
101 | * @param p the QPainter to paint into. | |
102 | * @param pp the painting parameters object to paint with.. | |
103 | **/ | |
104 | void paint_back(QPainter &p, const RowItemPaintParams &pp); | |
105 | ||
106 | /** | |
107 | * Paints the mid-layer of the trace with a QPainter | |
108 | * @param p the QPainter to paint into. | |
109 | * @param pp the painting parameters object to paint with. | |
110 | **/ | |
111 | void paint_mid(QPainter &p, const RowItemPaintParams &pp); | |
112 | ||
113 | /** | |
114 | * Paints the foreground layer of the trace with a QPainter | |
115 | * @param p the QPainter to paint into. | |
116 | * @param pp the painting parameters object to paint with. | |
117 | **/ | |
118 | void paint_fore(QPainter &p, const RowItemPaintParams &pp); | |
119 | ||
120 | void populate_popup_form(QWidget *parent, QFormLayout *form); | |
121 | ||
122 | QMenu* create_context_menu(QWidget *parent); | |
123 | ||
124 | void delete_pressed(); | |
125 | ||
126 | private: | |
127 | void draw_annotation(const pv::data::decode::Annotation &a, QPainter &p, | |
128 | QColor text_colour, int text_height, const RowItemPaintParams &pp, int y, | |
129 | size_t base_colour) const; | |
130 | ||
131 | void draw_instant(const pv::data::decode::Annotation &a, QPainter &p, | |
132 | QColor fill, QColor outline, QColor text_color, int h, double x, | |
133 | int y) const; | |
134 | ||
135 | void draw_range(const pv::data::decode::Annotation &a, QPainter &p, | |
136 | QColor fill, QColor outline, QColor text_color, int h, double start, | |
137 | double end, int y) const; | |
138 | ||
139 | void draw_error(QPainter &p, const QString &message, | |
140 | const RowItemPaintParams &pp); | |
141 | ||
142 | void draw_unresolved_period(QPainter &p, int h, int left, | |
143 | int right) const; | |
144 | ||
145 | std::pair<double, double> get_pixels_offset_samples_per_pixel() const; | |
146 | ||
147 | /** | |
148 | * Determines the start and end sample for a given pixel range. | |
149 | * @param x_start the X coordinate of the start sample in the view | |
150 | * @param x_end the X coordinate of the end sample in the view | |
151 | * @return Returns a pair containing the start sample and the end | |
152 | * sample that correspond to the start and end coordinates. | |
153 | */ | |
154 | std::pair<uint64_t, uint64_t> get_sample_range(int x_start, int x_end) const; | |
155 | ||
156 | int get_row_at_point(const QPoint &point); | |
157 | ||
158 | const QString get_annotation_at_point(const QPoint &point); | |
159 | ||
160 | void hide_hover_annotation(); | |
161 | ||
162 | void create_decoder_form(int index, | |
163 | std::shared_ptr<pv::data::decode::Decoder> &dec, | |
164 | QWidget *parent, QFormLayout *form); | |
165 | ||
166 | QComboBox* create_channel_selector(QWidget *parent, | |
167 | const std::shared_ptr<pv::data::decode::Decoder> &dec, | |
168 | const srd_channel *const pdch); | |
169 | ||
170 | void commit_decoder_channels( | |
171 | std::shared_ptr<data::decode::Decoder> &dec); | |
172 | ||
173 | void commit_channels(); | |
174 | ||
175 | public: | |
176 | void hover_point_changed(); | |
177 | ||
178 | private Q_SLOTS: | |
179 | void on_new_decode_data(); | |
180 | ||
181 | void on_delete(); | |
182 | ||
183 | void on_channel_selected(int); | |
184 | ||
185 | void on_stack_decoder(srd_decoder *decoder); | |
186 | ||
187 | void on_delete_decoder(int index); | |
188 | ||
189 | void on_show_hide_decoder(int index); | |
190 | ||
191 | private: | |
192 | pv::Session &session_; | |
193 | std::shared_ptr<pv::data::DecoderStack> decoder_stack_; | |
194 | ||
195 | uint64_t decode_start_, decode_end_; | |
196 | ||
197 | std::list< std::shared_ptr<pv::prop::binding::DecoderOptions> > | |
198 | bindings_; | |
199 | ||
200 | std::list<ChannelSelector> channel_selectors_; | |
201 | std::vector<pv::widgets::DecoderGroupBox*> decoder_forms_; | |
202 | ||
203 | std::vector<data::decode::Row> visible_rows_; | |
204 | int text_height_, row_height_; | |
205 | ||
206 | QSignalMapper delete_mapper_, show_hide_mapper_; | |
207 | }; | |
208 | ||
209 | } // namespace view | |
210 | } // namespace pv | |
211 | ||
212 | #endif // PULSEVIEW_PV_VIEW_DECODETRACE_H |