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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 | |
f9abf97e | 23 | #include <memory> |
aba1dd16 | 24 | |
368a37c2 | 25 | #include <QComboBox> |
430b94aa | 26 | #include <QSpinBox> |
368a37c2 | 27 | |
d0c0573b SA |
28 | #include <pv/views/trace/signal.hpp> |
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 | 43 | |
1931b5f9 | 44 | class AnalogSignal : public Signal |
aba1dd16 | 45 | { |
4cffac16 SA |
46 | Q_OBJECT |
47 | ||
568b90d4 | 48 | private: |
561ba3ae | 49 | static const QPen AxisPen; |
641574bc | 50 | static const QColor SignalColors[4]; |
37b9fed4 | 51 | static const QColor GridMajorColor, GridMinorColor; |
641574bc SA |
52 | static const QColor SamplingPointColor; |
53 | static const QColor SamplingPointColorLo; | |
54 | static const QColor SamplingPointColorNe; | |
55 | static const QColor SamplingPointColorHi; | |
4433246b | 56 | static const QColor ThresholdColor; |
1d150cd6 SA |
57 | static const QColor ThresholdColorLo; |
58 | static const QColor ThresholdColorNe; | |
59 | static const QColor ThresholdColorHi; | |
568b90d4 | 60 | |
fdfd5b3e | 61 | static const int64_t TracePaintBlockSize; |
7c68ddae JH |
62 | static const float EnvelopeThreshold; |
63 | ||
4cffac16 | 64 | static const int MaximumVDivs; |
368a37c2 | 65 | static const int MaxScaleIndex, MinScaleIndex; |
03cc651d | 66 | static const int InfoTextMarginRight, InfoTextMarginBottom; |
4cffac16 | 67 | |
a970015f SA |
68 | enum DisplayType { |
69 | DisplayAnalog = 0, | |
70 | DisplayConverted = 1, | |
71 | DisplayBoth = 2 | |
72 | }; | |
73 | ||
aba1dd16 | 74 | public: |
6f925ba9 | 75 | AnalogSignal(pv::Session &session, shared_ptr<data::SignalBase> base); |
aba1dd16 | 76 | |
6f925ba9 | 77 | shared_ptr<pv::data::SignalData> data() const; |
9a0cd293 | 78 | |
3a21afa6 SA |
79 | virtual void save_settings(QSettings &settings) const; |
80 | ||
81 | virtual void restore_settings(QSettings &settings); | |
82 | ||
a5d93c27 JH |
83 | /** |
84 | * Computes the vertical extents of the contents of this row item. | |
85 | * @return A pair containing the minimum and maximum y-values. | |
86 | */ | |
6f925ba9 | 87 | pair<int, int> v_extents() const; |
a5d93c27 | 88 | |
214470fc JH |
89 | /** |
90 | * Returns the offset to show the drag handle. | |
91 | */ | |
92 | int scale_handle_offset() const; | |
93 | ||
94 | /** | |
95 | * Handles the scale handle being dragged to an offset. | |
96 | * @param offset the offset the scale handle was dragged to. | |
97 | */ | |
98 | void scale_handle_dragged(int offset); | |
99 | ||
8a2fafcc JH |
100 | /** |
101 | * @copydoc pv::view::Signal::signal_scale_handle_drag_release() | |
102 | */ | |
103 | void scale_handle_drag_release(); | |
104 | ||
1931b5f9 | 105 | virtual void on_setting_changed(const QString &key, const QVariant &value); |
d0c0573b | 106 | |
aba1dd16 | 107 | /** |
fe08b6e8 | 108 | * Paints the background layer of the signal with a QPainter |
aba1dd16 | 109 | * @param p the QPainter to paint into. |
3eb29afd | 110 | * @param pp the painting parameters object to paint with.. |
223d0c37 | 111 | */ |
60938e04 | 112 | void paint_back(QPainter &p, ViewItemPaintParams &pp); |
fe08b6e8 JH |
113 | |
114 | /** | |
115 | * Paints the mid-layer of the signal with a QPainter | |
116 | * @param p the QPainter to paint into. | |
3eb29afd | 117 | * @param pp the painting parameters object to paint with.. |
223d0c37 | 118 | */ |
60938e04 | 119 | void paint_mid(QPainter &p, ViewItemPaintParams &pp); |
aba1dd16 | 120 | |
03cc651d SA |
121 | /** |
122 | * Paints the foreground layer of the item with a QPainter | |
123 | * @param p the QPainter to paint into. | |
124 | * @param pp the painting parameters object to paint with. | |
125 | */ | |
60938e04 | 126 | void paint_fore(QPainter &p, ViewItemPaintParams &pp); |
03cc651d | 127 | |
7c68ddae | 128 | private: |
37b9fed4 SA |
129 | void paint_grid(QPainter &p, int y, int left, int right); |
130 | ||
7c68ddae | 131 | void paint_trace(QPainter &p, |
6f925ba9 | 132 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
133 | int y, int left, const int64_t start, const int64_t end, |
134 | const double pixels_offset, const double samples_per_pixel); | |
135 | ||
136 | void paint_envelope(QPainter &p, | |
6f925ba9 | 137 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
138 | int y, int left, const int64_t start, const int64_t end, |
139 | const double pixels_offset, const double samples_per_pixel); | |
140 | ||
60938e04 | 141 | void paint_logic_mid(QPainter &p, ViewItemPaintParams &pp); |
a8fd2759 SA |
142 | |
143 | void paint_logic_caps(QPainter &p, QLineF *const lines, | |
144 | vector< pair<int64_t, bool> > &edges, | |
145 | bool level, double samples_per_pixel, double pixels_offset, | |
146 | float x_offset, float y_offset); | |
147 | ||
7daebd05 SA |
148 | shared_ptr<pv::data::AnalogSegment> get_analog_segment_to_paint() const; |
149 | shared_ptr<pv::data::LogicSegment> get_logic_segment_to_paint() const; | |
150 | ||
8a2fafcc | 151 | /** |
834a4f1b | 152 | * Computes the scale factor from the scale index and vdiv settings. |
8a2fafcc | 153 | */ |
368a37c2 SA |
154 | float get_resolution(int scale_index); |
155 | ||
834a4f1b | 156 | void update_scale(); |
8a2fafcc | 157 | |
52c900ac SA |
158 | void update_conversion_widgets(); |
159 | ||
430b94aa | 160 | void perform_autoranging(bool keep_divs, bool force_update); |
73e377fe | 161 | |
0cbadf1c SA |
162 | void reset_pixel_values(); |
163 | void process_next_sample_value(float x, float value); | |
164 | ||
4cffac16 SA |
165 | protected: |
166 | void populate_popup_form(QWidget *parent, QFormLayout *form); | |
167 | ||
0cbadf1c SA |
168 | virtual void hover_point_changed(const QPoint &hp); |
169 | ||
4cffac16 | 170 | private Q_SLOTS: |
c6d9cf65 | 171 | void on_min_max_changed(float min, float max); |
85715407 | 172 | |
459db2c5 SA |
173 | void on_pos_vdivs_changed(int vdivs); |
174 | void on_neg_vdivs_changed(int vdivs); | |
cbb50547 | 175 | void on_div_height_changed(int height); |
4cffac16 | 176 | |
368a37c2 SA |
177 | void on_resolution_changed(int index); |
178 | ||
73e377fe SA |
179 | void on_autoranging_changed(int state); |
180 | ||
a970015f | 181 | void on_conversion_changed(int index); |
52c900ac SA |
182 | void on_conv_threshold_changed(int index=-1); |
183 | void on_delayed_conversion_starter(); | |
a970015f | 184 | |
b8c4a95b SA |
185 | void on_display_type_changed(int index); |
186 | ||
90ee1ed9 | 187 | void on_settingViewConversionThresholdDispMode_changed(const QVariant new_value); |
2601ce96 | 188 | |
aba1dd16 | 189 | private: |
52c900ac SA |
190 | QComboBox *resolution_cb_, *conversion_cb_, *conv_threshold_cb_, |
191 | *display_type_cb_; | |
cbb50547 | 192 | QSpinBox *pvdiv_sb_, *nvdiv_sb_, *div_height_sb_; |
368a37c2 | 193 | |
834a4f1b | 194 | float scale_; |
8a2fafcc JH |
195 | int scale_index_; |
196 | int scale_index_drag_offset_; | |
37b9fed4 SA |
197 | |
198 | int div_height_; | |
459db2c5 | 199 | int pos_vdivs_, neg_vdivs_; // divs per positive/negative side |
834a4f1b | 200 | float resolution_; // e.g. 10 for 10 V/div |
73e377fe | 201 | |
a970015f | 202 | DisplayType display_type_; |
73e377fe | 203 | bool autoranging_; |
90ee1ed9 | 204 | int conversion_threshold_disp_mode_; |
0cbadf1c SA |
205 | |
206 | vector<float> value_at_pixel_pos_; | |
207 | float value_at_hover_pos_; | |
208 | float prev_value_at_pixel_; // Only used during lookup table update | |
209 | float min_value_at_pixel_, max_value_at_pixel_; // Only used during lookup table update | |
210 | int current_pixel_pos_; // Only used during lookup table update | |
aba1dd16 JH |
211 | }; |
212 | ||
1573bf16 | 213 | } // namespace trace |
f4e57597 | 214 | } // namespace views |
aba1dd16 JH |
215 | } // namespace pv |
216 | ||
f4e57597 | 217 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_ANALOGSIGNAL_HPP |