src/gigedit/paramedit.h

/*                                                         -*- c++ -*-
 * Copyright (C) 2006, 2007 Andreas Persson
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with program; see the file COPYING. If not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef GIGEDIT_PARAMEDIT_H
#define GIGEDIT_PARAMEDIT_H

#include <gig.h>

#include <math.h>

#include <gtkmm/adjustment.h>
#include <gtkmm/alignment.h>
#include <gtkmm/box.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/label.h>
#include <gtkmm/scale.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/tooltips.h>

class LabelWidget {
public:
    Gtk::Label label;
    Gtk::Widget& widget;

    LabelWidget(const char* labelText, Gtk::Widget& widget);
    void set_sensitive(bool sensitive = true);
    sigc::signal<void>& signal_value_changed() {
        return sig_changed;
    }
protected:
    Gtk::Tooltips tooltips;
    sigc::signal<void> sig_changed;
};

class NumEntry : public LabelWidget {
protected:
    Gtk::Adjustment adjust;
    Gtk::HScale scale;
    Gtk::SpinButton spinbutton;
    Gtk::HBox box;

    int round_to_int(double x) {
        return int(x < 0.0 ? x - 0.5 : x + 0.5);
    }
public:
    NumEntry(const char* labelText, double lower = 0, double upper = 127,
             int decimals = 0);
    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(spinbutton, tip_text);
    }
    void set_upper(double upper) {
        adjust.set_upper(upper);
    }
};

class NumEntryGain : public NumEntry {
private:
    int32_t value;
    void value_changed();
    double coeff;
    bool connected;
public:
    NumEntryGain(const char* labelText,
                 double lower, double upper, int decimals, double coeff);
    int32_t get_value() const { return value; }
    void set_value(int32_t value);
};

template<typename T>
class NumEntryTemp : public NumEntry {
private:
    T value;
    void value_changed();
public:
    NumEntryTemp(const char* labelText,
                 double lower = 0, double upper = 127, int decimals = 0);
    T get_value() const { return value; }
    void set_value(T value);
};

template<typename T>
NumEntryTemp<T>::NumEntryTemp(const char* labelText,
                              double lower, double upper, int decimals) :
    NumEntry(labelText, lower, upper, decimals),
    value(0)
{
    spinbutton.signal_value_changed().connect(
        sigc::mem_fun(*this, &NumEntryTemp::value_changed));
}

template<typename T>
void NumEntryTemp<T>::value_changed()
{
    const double f = pow(10, spinbutton.get_digits());
    int new_value = round_to_int(spinbutton.get_value() * f);
    if (new_value != round_to_int(value * f)) {
        value = T(new_value / f);
        sig_changed();
    }
}

template<typename T>
void NumEntryTemp<T>::set_value(T value)
{
    if (value > adjust.get_upper()) value = T(adjust.get_upper());
    if (this->value != value) {
        this->value = value;
        const double f = pow(10, spinbutton.get_digits());
        if (round_to_int(spinbutton.get_value() * f) != round_to_int(value * f)) {
            spinbutton.set_value(value);
        }
        sig_changed();
    }
}


class NoteEntry : public NumEntryTemp<uint8_t> {
public:
    NoteEntry(const char* labelText);
private:
    int on_input(double* new_value);
    bool on_output();
};


class NumEntryPermille : public NumEntry {
private:
    uint16_t value;
    void value_changed();
public:
    NumEntryPermille(const char* labelText,
                     double lower = 0, double upper = 127, int decimals = 0);
    uint16_t get_value() const { return value; }
    void set_value(uint16_t value);
};


template<typename T>
class ChoiceEntry : public LabelWidget {
private:
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    const T* values;
public:
    ChoiceEntry(const char* labelText);
    T get_value() const;
    void set_value(T value);
    void set_choices(const char** texts, const T* values);

    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(combobox, tip_text); //FIXME: don't Gtk::ComboBoxes support tooltips ???
    }
};

template<typename T>
ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
    align(0, 0, 0, 0),
    LabelWidget(labelText, align)
{
    combobox.signal_changed().connect(sig_changed.make_slot());
    align.add(combobox);
}

template<typename T>
void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
{
    for (int i = 0 ; texts[i] ; i++) {
        combobox.append_text(texts[i]);
    }
    this->values = values;
}

template<typename T>
T ChoiceEntry<T>::get_value() const
{
    int rowno = combobox.get_active_row_number();
    return values[rowno];
}

template<typename T>
void ChoiceEntry<T>::set_value(T value)
{
    int row = 0;
    int nb_rows = combobox.get_model()->children().size();
    for (; row < nb_rows ; row++) {
        if (value == values[row]) break;
    }
    combobox.set_active(row == nb_rows ? -1 : row);
}


class ChoiceEntryLeverageCtrl : public LabelWidget {
private:
    gig::leverage_ctrl_t value;
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    void value_changed();
public:
    ChoiceEntryLeverageCtrl(const char* labelText);
    gig::leverage_ctrl_t get_value() const { return value; }
    void set_value(gig::leverage_ctrl_t value);
};


class BoolEntry : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
public:
    BoolEntry(const char* labelText);
    bool get_value() const { return checkbutton.get_active(); }
    void set_value(bool value) { checkbutton.set_active(value); }

    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(checkbutton, tip_text);
    }
};


class BoolEntryPlus6 : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
    void value_changed();
    NumEntryGain& eGain;
    int32_t plus6value;
public:
    BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
    int32_t get_value() const;
    void set_value(int32_t value);
};

class StringEntry : public LabelWidget {
private:
    Gtk::Entry entry;
    gig::String* ptr;
    void value_changed();
public:
    StringEntry(const char* labelText);
    void set_ptr(gig::String* ptr);
};


#endif
1	schoenebeck	1225	/* -- c++ --
2			* Copyright (C) 2006, 2007 Andreas Persson
3			*
4			* This program is free software; you can redistribute it and/or
5			* modify it under the terms of the GNU General Public License as
6			* published by the Free Software Foundation; either version 2, or (at
7			* your option) any later version.
8			*
9			* This program is distributed in the hope that it will be useful, but
10			* WITHOUT ANY WARRANTY; without even the implied warranty of
11			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12			* General Public License for more details.
13			*
14			* You should have received a copy of the GNU General Public License
15			* along with program; see the file COPYING. If not, write to the Free
16			* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17			* 02110-1301 USA.
18			*/
19
20			#ifndef GIGEDIT_PARAMEDIT_H
21			#define GIGEDIT_PARAMEDIT_H
22
23			#include <gig.h>
24
25	schoenebeck	1300	#include <math.h>
26
27	schoenebeck	1225	#include <gtkmm/adjustment.h>
28			#include <gtkmm/alignment.h>
29			#include <gtkmm/box.h>
30			#include <gtkmm/comboboxtext.h>
31			#include <gtkmm/label.h>
32			#include <gtkmm/scale.h>
33			#include <gtkmm/spinbutton.h>
34			#include <gtkmm/tooltips.h>
35
36			class LabelWidget {
37			public:
38			Gtk::Label label;
39			Gtk::Widget& widget;
40
41			LabelWidget(const char* labelText, Gtk::Widget& widget);
42			void set_sensitive(bool sensitive = true);
43	persson	1460	sigc::signal<void>& signal_value_changed() {
44	persson	1261	return sig_changed;
45			}
46	schoenebeck	1225	protected:
47			Gtk::Tooltips tooltips;
48	persson	1261	sigc::signal<void> sig_changed;
49	schoenebeck	1225	};
50
51			class NumEntry : public LabelWidget {
52			protected:
53			Gtk::Adjustment adjust;
54			Gtk::HScale scale;
55			Gtk::SpinButton spinbutton;
56			Gtk::HBox box;
57	persson	1261
58			int round_to_int(double x) {
59			return int(x < 0.0 ? x - 0.5 : x + 0.5);
60			}
61	schoenebeck	1225	public:
62			NumEntry(const char* labelText, double lower = 0, double upper = 127,
63			int decimals = 0);
64			void set_tip(const Glib::ustring& tip_text) {
65			tooltips.set_tip(spinbutton, tip_text);
66			}
67			void set_upper(double upper) {
68			adjust.set_upper(upper);
69			}
70			};
71
72			class NumEntryGain : public NumEntry {
73			private:
74	persson	1460	int32_t value;
75	schoenebeck	1225	void value_changed();
76			double coeff;
77	persson	1460	bool connected;
78	schoenebeck	1225	public:
79			NumEntryGain(const char* labelText,
80			double lower, double upper, int decimals, double coeff);
81	persson	1460	int32_t get_value() const { return value; }
82			void set_value(int32_t value);
83	schoenebeck	1225	};
84
85			template<typename T>
86			class NumEntryTemp : public NumEntry {
87			private:
88	persson	1460	T value;
89	schoenebeck	1225	void value_changed();
90			public:
91			NumEntryTemp(const char* labelText,
92			double lower = 0, double upper = 127, int decimals = 0);
93	persson	1460	T get_value() const { return value; }
94			void set_value(T value);
95	schoenebeck	1225	};
96
97			template<typename T>
98			NumEntryTemp<T>::NumEntryTemp(const char* labelText,
99			double lower, double upper, int decimals) :
100	persson	1460	NumEntry(labelText, lower, upper, decimals),
101			value(0)
102	schoenebeck	1225	{
103			spinbutton.signal_value_changed().connect(
104			sigc::mem_fun(*this, &NumEntryTemp::value_changed));
105			}
106
107			template<typename T>
108			void NumEntryTemp<T>::value_changed()
109			{
110	schoenebeck	1359	const double f = pow(10, spinbutton.get_digits());
111			int new_value = round_to_int(spinbutton.get_value() * f);
112	persson	1460	if (new_value != round_to_int(value * f)) {
113			value = T(new_value / f);
114			sig_changed();
115	schoenebeck	1225	}
116			}
117
118			template<typename T>
119	persson	1460	void NumEntryTemp<T>::set_value(T value)
120	schoenebeck	1225	{
121	persson	1460	if (value > adjust.get_upper()) value = T(adjust.get_upper());
122			if (this->value != value) {
123			this->value = value;
124			const double f = pow(10, spinbutton.get_digits());
125			if (round_to_int(spinbutton.get_value() * f) != round_to_int(value * f)) {
126			spinbutton.set_value(value);
127			}
128			sig_changed();
129			}
130	schoenebeck	1225	}
131
132
133			class NoteEntry : public NumEntryTemp<uint8_t> {
134			public:
135			NoteEntry(const char* labelText);
136			private:
137			int on_input(double* new_value);
138			bool on_output();
139			};
140
141
142			class NumEntryPermille : public NumEntry {
143			private:
144	persson	1460	uint16_t value;
145	schoenebeck	1225	void value_changed();
146			public:
147			NumEntryPermille(const char* labelText,
148			double lower = 0, double upper = 127, int decimals = 0);
149	persson	1460	uint16_t get_value() const { return value; }
150			void set_value(uint16_t value);
151	schoenebeck	1225	};
152
153
154			template<typename T>
155			class ChoiceEntry : public LabelWidget {
156			private:
157			Gtk::ComboBoxText combobox;
158			Gtk::Alignment align;
159			const T* values;
160			public:
161			ChoiceEntry(const char* labelText);
162	persson	1460	T get_value() const;
163			void set_value(T value);
164	schoenebeck	1225	void set_choices(const char** texts, const T* values);
165	persson	1460
166	schoenebeck	1225	void set_tip(const Glib::ustring& tip_text) {
167			tooltips.set_tip(combobox, tip_text); //FIXME: don't Gtk::ComboBoxes support tooltips ???
168			}
169			};
170
171			template<typename T>
172			ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
173			align(0, 0, 0, 0),
174			LabelWidget(labelText, align)
175			{
176	persson	1460	combobox.signal_changed().connect(sig_changed.make_slot());
177	schoenebeck	1225	align.add(combobox);
178			}
179
180			template<typename T>
181			void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
182			{
183			for (int i = 0 ; texts[i] ; i++) {
184			combobox.append_text(texts[i]);
185			}
186			this->values = values;
187			}
188
189			template<typename T>
190	persson	1460	T ChoiceEntry<T>::get_value() const
191	schoenebeck	1225	{
192	schoenebeck	1359	int rowno = combobox.get_active_row_number();
193	persson	1460	return values[rowno];
194	schoenebeck	1225	}
195
196			template<typename T>
197	persson	1460	void ChoiceEntry<T>::set_value(T value)
198	schoenebeck	1225	{
199	persson	1460	int row = 0;
200			int nb_rows = combobox.get_model()->children().size();
201			for (; row < nb_rows ; row++) {
202			if (value == values[row]) break;
203			}
204			combobox.set_active(row == nb_rows ? -1 : row);
205	schoenebeck	1225	}
206
207
208			class ChoiceEntryLeverageCtrl : public LabelWidget {
209			private:
210	persson	1460	gig::leverage_ctrl_t value;
211	schoenebeck	1225	Gtk::ComboBoxText combobox;
212			Gtk::Alignment align;
213			void value_changed();
214			public:
215			ChoiceEntryLeverageCtrl(const char* labelText);
216	persson	1460	gig::leverage_ctrl_t get_value() const { return value; }
217			void set_value(gig::leverage_ctrl_t value);
218	schoenebeck	1225	};
219
220
221			class BoolEntry : public LabelWidget {
222			private:
223			Gtk::CheckButton checkbutton;
224			public:
225			BoolEntry(const char* labelText);
226	persson	1460	bool get_value() const { return checkbutton.get_active(); }
227			void set_value(bool value) { checkbutton.set_active(value); }
228
229	schoenebeck	1225	void set_tip(const Glib::ustring& tip_text) {
230			tooltips.set_tip(checkbutton, tip_text);
231			}
232			};
233
234
235			class BoolEntryPlus6 : public LabelWidget {
236			private:
237			Gtk::CheckButton checkbutton;
238			void value_changed();
239			NumEntryGain& eGain;
240			int32_t plus6value;
241			public:
242			BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
243	persson	1460	int32_t get_value() const;
244			void set_value(int32_t value);
245	schoenebeck	1225	};
246
247			class StringEntry : public LabelWidget {
248			private:
249			Gtk::Entry entry;
250			gig::String* ptr;
251			void value_changed();
252			public:
253			StringEntry(const char* labelText);
254			void set_ptr(gig::String* ptr);
255			};
256
257
258			#endif