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aba1dd16 JH |
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 | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
aba1dd16 JH |
18 | */ |
19 | ||
f4e57597 SA |
20 | #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_ANALOGSIGNAL_HPP |
21 | #define PULSEVIEW_PV_VIEWS_TRACEVIEW_ANALOGSIGNAL_HPP | |
aba1dd16 | 22 | |
2acdb232 | 23 | #include "signal.hpp" |
aba1dd16 | 24 | |
f9abf97e | 25 | #include <memory> |
aba1dd16 | 26 | |
368a37c2 | 27 | #include <QComboBox> |
430b94aa | 28 | #include <QSpinBox> |
368a37c2 | 29 | |
6f925ba9 UH |
30 | using std::pair; |
31 | using std::shared_ptr; | |
32 | ||
aba1dd16 JH |
33 | namespace pv { |
34 | ||
1b1ec774 JH |
35 | namespace data { |
36 | class Analog; | |
f3d66e52 | 37 | class AnalogSegment; |
bf0edd2b | 38 | class SignalBase; |
1b1ec774 | 39 | } |
aba1dd16 | 40 | |
f4e57597 | 41 | namespace views { |
1573bf16 | 42 | namespace trace { |
aba1dd16 JH |
43 | |
44 | class AnalogSignal : public Signal | |
45 | { | |
4cffac16 SA |
46 | Q_OBJECT |
47 | ||
568b90d4 | 48 | private: |
561ba3ae | 49 | static const QPen AxisPen; |
568b90d4 | 50 | static const QColor SignalColours[4]; |
37b9fed4 | 51 | static const QColor GridMajorColor, GridMinorColor; |
8de1e1b2 | 52 | static const QColor SamplingPointColour; |
4433246b | 53 | static const QColor ThresholdColor; |
568b90d4 | 54 | |
fdfd5b3e | 55 | static const int64_t TracePaintBlockSize; |
7c68ddae JH |
56 | static const float EnvelopeThreshold; |
57 | ||
4cffac16 | 58 | static const int MaximumVDivs; |
368a37c2 | 59 | static const int MaxScaleIndex, MinScaleIndex; |
03cc651d | 60 | static const int InfoTextMarginRight, InfoTextMarginBottom; |
4cffac16 | 61 | |
a970015f SA |
62 | enum DisplayType { |
63 | DisplayAnalog = 0, | |
64 | DisplayConverted = 1, | |
65 | DisplayBoth = 2 | |
66 | }; | |
67 | ||
aba1dd16 | 68 | public: |
6f925ba9 | 69 | AnalogSignal(pv::Session &session, shared_ptr<data::SignalBase> base); |
aba1dd16 | 70 | |
c6246dc5 | 71 | virtual ~AnalogSignal() = default; |
f459c540 | 72 | |
6f925ba9 | 73 | shared_ptr<pv::data::SignalData> data() const; |
9a0cd293 | 74 | |
3a21afa6 SA |
75 | virtual void save_settings(QSettings &settings) const; |
76 | ||
77 | virtual void restore_settings(QSettings &settings); | |
78 | ||
a5d93c27 JH |
79 | /** |
80 | * Computes the vertical extents of the contents of this row item. | |
81 | * @return A pair containing the minimum and maximum y-values. | |
82 | */ | |
6f925ba9 | 83 | pair<int, int> v_extents() const; |
a5d93c27 | 84 | |
214470fc JH |
85 | /** |
86 | * Returns the offset to show the drag handle. | |
87 | */ | |
88 | int scale_handle_offset() const; | |
89 | ||
90 | /** | |
91 | * Handles the scale handle being dragged to an offset. | |
92 | * @param offset the offset the scale handle was dragged to. | |
93 | */ | |
94 | void scale_handle_dragged(int offset); | |
95 | ||
8a2fafcc JH |
96 | /** |
97 | * @copydoc pv::view::Signal::signal_scale_handle_drag_release() | |
98 | */ | |
99 | void scale_handle_drag_release(); | |
100 | ||
aba1dd16 | 101 | /** |
fe08b6e8 | 102 | * Paints the background layer of the signal with a QPainter |
aba1dd16 | 103 | * @param p the QPainter to paint into. |
3eb29afd | 104 | * @param pp the painting parameters object to paint with.. |
223d0c37 | 105 | */ |
60938e04 | 106 | void paint_back(QPainter &p, ViewItemPaintParams &pp); |
fe08b6e8 JH |
107 | |
108 | /** | |
109 | * Paints the mid-layer of the signal with a QPainter | |
110 | * @param p the QPainter to paint into. | |
3eb29afd | 111 | * @param pp the painting parameters object to paint with.. |
223d0c37 | 112 | */ |
60938e04 | 113 | void paint_mid(QPainter &p, ViewItemPaintParams &pp); |
aba1dd16 | 114 | |
03cc651d SA |
115 | /** |
116 | * Paints the foreground layer of the item with a QPainter | |
117 | * @param p the QPainter to paint into. | |
118 | * @param pp the painting parameters object to paint with. | |
119 | */ | |
60938e04 | 120 | void paint_fore(QPainter &p, ViewItemPaintParams &pp); |
03cc651d | 121 | |
7c68ddae | 122 | private: |
37b9fed4 SA |
123 | void paint_grid(QPainter &p, int y, int left, int right); |
124 | ||
7c68ddae | 125 | void paint_trace(QPainter &p, |
6f925ba9 | 126 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
127 | int y, int left, const int64_t start, const int64_t end, |
128 | const double pixels_offset, const double samples_per_pixel); | |
129 | ||
130 | void paint_envelope(QPainter &p, | |
6f925ba9 | 131 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
132 | int y, int left, const int64_t start, const int64_t end, |
133 | const double pixels_offset, const double samples_per_pixel); | |
134 | ||
4433246b SA |
135 | void paint_conversion_thresholds(QPainter &p, ViewItemPaintParams &pp); |
136 | ||
60938e04 | 137 | void paint_logic_mid(QPainter &p, ViewItemPaintParams &pp); |
a8fd2759 SA |
138 | |
139 | void paint_logic_caps(QPainter &p, QLineF *const lines, | |
140 | vector< pair<int64_t, bool> > &edges, | |
141 | bool level, double samples_per_pixel, double pixels_offset, | |
142 | float x_offset, float y_offset); | |
143 | ||
8a2fafcc | 144 | /** |
834a4f1b | 145 | * Computes the scale factor from the scale index and vdiv settings. |
8a2fafcc | 146 | */ |
368a37c2 SA |
147 | float get_resolution(int scale_index); |
148 | ||
834a4f1b | 149 | void update_scale(); |
8a2fafcc | 150 | |
52c900ac SA |
151 | void update_conversion_widgets(); |
152 | ||
430b94aa | 153 | void perform_autoranging(bool keep_divs, bool force_update); |
73e377fe | 154 | |
4cffac16 SA |
155 | protected: |
156 | void populate_popup_form(QWidget *parent, QFormLayout *form); | |
157 | ||
158 | private Q_SLOTS: | |
c6d9cf65 | 159 | void on_min_max_changed(float min, float max); |
85715407 | 160 | |
459db2c5 SA |
161 | void on_pos_vdivs_changed(int vdivs); |
162 | void on_neg_vdivs_changed(int vdivs); | |
cbb50547 | 163 | void on_div_height_changed(int height); |
4cffac16 | 164 | |
368a37c2 SA |
165 | void on_resolution_changed(int index); |
166 | ||
73e377fe SA |
167 | void on_autoranging_changed(int state); |
168 | ||
a970015f | 169 | void on_conversion_changed(int index); |
52c900ac SA |
170 | void on_conv_threshold_changed(int index=-1); |
171 | void on_delayed_conversion_starter(); | |
a970015f | 172 | |
b8c4a95b SA |
173 | void on_display_type_changed(int index); |
174 | ||
aba1dd16 | 175 | private: |
52c900ac SA |
176 | QComboBox *resolution_cb_, *conversion_cb_, *conv_threshold_cb_, |
177 | *display_type_cb_; | |
cbb50547 | 178 | QSpinBox *pvdiv_sb_, *nvdiv_sb_, *div_height_sb_; |
368a37c2 | 179 | |
834a4f1b | 180 | float scale_; |
8a2fafcc JH |
181 | int scale_index_; |
182 | int scale_index_drag_offset_; | |
37b9fed4 SA |
183 | |
184 | int div_height_; | |
459db2c5 | 185 | int pos_vdivs_, neg_vdivs_; // divs per positive/negative side |
834a4f1b | 186 | float resolution_; // e.g. 10 for 10 V/div |
73e377fe | 187 | |
a970015f | 188 | DisplayType display_type_; |
73e377fe | 189 | bool autoranging_; |
aba1dd16 JH |
190 | }; |
191 | ||
1573bf16 | 192 | } // namespace trace |
f4e57597 | 193 | } // namespace views |
aba1dd16 JH |
194 | } // namespace pv |
195 | ||
f4e57597 | 196 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_ANALOGSIGNAL_HPP |