src/ui/widgets/monofontdisplay.hpp

   1 /*
   2  * This file is part of the SmuView project.
   3  *
   4  * Copyright (C) 2019-2022 Frank Stettner <frank-stettner@gmx.net>
   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 3 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, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #ifndef UI_WIDGETS_MONOFONTDISPLAY_HPP
  21 #define UI_WIDGETS_MONOFONTDISPLAY_HPP
  22
  23 #include <QFont>
  24 #include <QFrame>
  25 #include <QGridLayout>
  26 #include <QLabel>
  27 #include <QSpacerItem>
  28 #include <QString>
  29
  30 namespace sv {
  31 namespace ui {
  32 namespace widgets {
  33
  34 enum class MonoFontDisplayType {
  35         AutoRange,
  36         AutoRangeWithSRDigits,
  37         FixedRange
  38 };
  39
  40 class MonoFontDisplay : public QFrame
  41 {
  42         Q_OBJECT
  43
  44 public:
  45         MonoFontDisplay(const MonoFontDisplayType display_type,
  46                 const QString &unit, const QString &unit_suffix,
  47                 const QString &extra_text, const bool small, QWidget *parent = nullptr);
  48
  49         double value() const;
  50
  51 private:
  52         const MonoFontDisplayType display_type_;
  53         int total_digits_;
  54         bool total_digits_changed_;
  55         int sr_digits_;
  56         int decimal_places_;
  57         QString extra_text_;
  58         bool extra_text_changed_;
  59         QString unit_;
  60         QString unit_si_prefix_;
  61         QString unit_suffix_;
  62         bool unit_changed_;
  63         const bool small_;
  64         double value_;
  65         int ascent_diff_;
  66         QGridLayout *layout_;
  67         QLabel *value_label_;
  68         QFont extra_font_;
  69         QLabel *extra_label_;
  70         QSpacerItem *extra_spacer_;
  71         QLabel *unit_label_;
  72
  73         virtual void setup_ui();
  74         void update_value_widget_dimensions();
  75         void update_extra_widget_dimensions();
  76         void update_unit_widget_dimensions();
  77         void show_value(const QString &value);
  78         void show_extra_text(const QString &extra_text);
  79         void show_unit(const QString &unit);
  80
  81 public Q_SLOTS:
  82         void set_value(const double value);
  83         void set_extra_text(const QString &extra_text);
  84         void set_unit(const QString &unit);
  85         void set_unit_suffix(const QString &unit_suffix);
  86         void set_sr_digits(const int total_digits, const int sr_digits);
  87         void set_decimal_places(const int total_digits, const int decimal_places);
  88         void reset_value();
  89         void update_display();
  90
  91 };
  92
  93 } // namespace widgets
  94 } // namespace ui
  95 } // namespace sv
  96
  97 #endif // UI_WIDGETS_MONOFONTDISPLAY_HPP