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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.h" | |
25 | ||
26 | #include <list> | |
27 | #include <map> | |
28 | #include <memory> | |
29 | ||
30 | #include <QSignalMapper> | |
31 | ||
32 | #include <pv/prop/binding/decoderoptions.h> | |
33 | #include <pv/data/decode/row.h> | |
34 | ||
35 | struct srd_channel; | |
36 | struct srd_decoder; | |
37 | ||
38 | class QComboBox; | |
39 | ||
40 | namespace pv { | |
41 | ||
42 | class SigSession; | |
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::SigSession &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 | void set_view(pv::view::View *view); | |
94 | ||
95 | /** | |
96 | * Paints the background layer of the trace with a QPainter | |
97 | * @param p the QPainter to paint into. | |
98 | * @param left the x-coordinate of the left edge of the signal. | |
99 | * @param right the x-coordinate of the right edge of the signal. | |
100 | **/ | |
101 | void paint_back(QPainter &p, int left, int right); | |
102 | ||
103 | /** | |
104 | * Paints the mid-layer of the trace with a QPainter | |
105 | * @param p the QPainter to paint into. | |
106 | * @param left the x-coordinate of the left edge of the signal | |
107 | * @param right the x-coordinate of the right edge of the signal | |
108 | **/ | |
109 | void paint_mid(QPainter &p, int left, int right); | |
110 | ||
111 | /** | |
112 | * Paints the foreground layer of the trace with a QPainter | |
113 | * @param p the QPainter to paint into. | |
114 | * @param left the x-coordinate of the left edge of the signal | |
115 | * @param right the x-coordinate of the right edge of the signal | |
116 | **/ | |
117 | void paint_fore(QPainter &p, int left, int right); | |
118 | ||
119 | void populate_popup_form(QWidget *parent, QFormLayout *form); | |
120 | ||
121 | QMenu* create_context_menu(QWidget *parent); | |
122 | ||
123 | void delete_pressed(); | |
124 | ||
125 | private: | |
126 | void draw_annotation(const pv::data::decode::Annotation &a, QPainter &p, | |
127 | QColor text_colour, int text_height, int left, int right, int y, | |
128 | size_t base_colour) const; | |
129 | ||
130 | void draw_instant(const pv::data::decode::Annotation &a, QPainter &p, | |
131 | QColor fill, QColor outline, QColor text_color, int h, double x, | |
132 | int y) const; | |
133 | ||
134 | void draw_range(const pv::data::decode::Annotation &a, QPainter &p, | |
135 | QColor fill, QColor outline, QColor text_color, int h, double start, | |
136 | double end, int y) const; | |
137 | ||
138 | void draw_error(QPainter &p, const QString &message, | |
139 | int left, int right); | |
140 | ||
141 | void draw_unresolved_period(QPainter &p, int h, int left, | |
142 | int right) const; | |
143 | ||
144 | double get_pixels_offset() const; | |
145 | ||
146 | double get_samples_per_pixel() const; | |
147 | ||
148 | /** | |
149 | * Determines the start and end sample for a given pixel range. | |
150 | * @param x_start the X coordinate of the start sample in the view | |
151 | * @param x_end the X coordinate of the end sample in the view | |
152 | * @return Returns a pair containing the start sample and the end | |
153 | * sample that correspond to the start and end coordinates. | |
154 | */ | |
155 | std::pair<uint64_t, uint64_t> get_sample_range(int x_start, int x_end) const; | |
156 | ||
157 | bool hover_point_is_over_trace(); | |
158 | ||
159 | int get_row_at_hover_point(); | |
160 | ||
161 | const QString get_annotation_at_hover_point(); | |
162 | ||
163 | void show_hover_annotation(); | |
164 | ||
165 | void hide_hover_annotation(); | |
166 | ||
167 | void hover_point_changed(); | |
168 | ||
169 | void create_decoder_form(int index, | |
170 | std::shared_ptr<pv::data::decode::Decoder> &dec, | |
171 | QWidget *parent, QFormLayout *form); | |
172 | ||
173 | QComboBox* create_channel_selector(QWidget *parent, | |
174 | const std::shared_ptr<pv::data::decode::Decoder> &dec, | |
175 | const srd_channel *const pdch); | |
176 | ||
177 | void commit_decoder_channels( | |
178 | std::shared_ptr<data::decode::Decoder> &dec); | |
179 | ||
180 | void commit_channels(); | |
181 | ||
182 | private Q_SLOTS: | |
183 | void on_new_decode_data(); | |
184 | ||
185 | void on_delete(); | |
186 | ||
187 | void on_channel_selected(int); | |
188 | ||
189 | void on_stack_decoder(srd_decoder *decoder); | |
190 | ||
191 | void on_delete_decoder(int index); | |
192 | ||
193 | void on_show_hide_decoder(int index); | |
194 | ||
195 | private: | |
196 | pv::SigSession &_session; | |
197 | std::shared_ptr<pv::data::DecoderStack> _decoder_stack; | |
198 | ||
199 | uint64_t _decode_start, _decode_end; | |
200 | ||
201 | std::list< std::shared_ptr<pv::prop::binding::DecoderOptions> > | |
202 | _bindings; | |
203 | ||
204 | std::list<ChannelSelector> _channel_selectors; | |
205 | std::vector<pv::widgets::DecoderGroupBox*> _decoder_forms; | |
206 | ||
207 | std::vector<data::decode::Row> _visible_rows; | |
208 | int _text_height, _row_height; | |
209 | ||
210 | QSignalMapper _delete_mapper, _show_hide_mapper; | |
211 | }; | |
212 | ||
213 | } // namespace view | |
214 | } // namespace pv | |
215 | ||
216 | #endif // PULSEVIEW_PV_VIEW_DECODETRACE_H |