more missing files added
git-svn-id: svn://localhost/ardour2/branches/3.0@6746 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
parent
b95a70ea87
commit
ada93428b4
101
libs/gtkmm2ext/gtkmm2ext/motionfeedback.h
Normal file
101
libs/gtkmm2ext/gtkmm2ext/motionfeedback.h
Normal file
@ -0,0 +1,101 @@
|
||||
/*
|
||||
Copyright (C) 1998-99 Paul Barton-Davis
|
||||
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 of the License, 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 this program; if not, write to the Free Software
|
||||
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
|
||||
$Id: motionfeedback.h,v 1.1.1.1 2001/11/24 00:44:46 pbd Exp $
|
||||
*/
|
||||
|
||||
#ifndef __gtkmm2ext_motion_feedback_h__
|
||||
#define __gtkmm2ext_motion_feedback_h__
|
||||
|
||||
#include <gdkmm/pixbuf.h>
|
||||
#include <gtkmm/box.h>
|
||||
#include <gtkmm/eventbox.h>
|
||||
|
||||
namespace Gtk {
|
||||
class Adjustment;
|
||||
class SpinButton;
|
||||
}
|
||||
|
||||
namespace Gtkmm2ext {
|
||||
|
||||
class MotionFeedback : public Gtk::VBox
|
||||
{
|
||||
public:
|
||||
enum Type {
|
||||
Rotary,
|
||||
CenterSpring,
|
||||
Endless
|
||||
};
|
||||
|
||||
MotionFeedback (Glib::RefPtr<Gdk::Pixbuf>,
|
||||
Type type,
|
||||
const char *widget_name = NULL,
|
||||
Gtk::Adjustment *adj = NULL,
|
||||
bool with_numeric_display = true,
|
||||
int sub_image_width = 40,
|
||||
int sub_image_height = 40);
|
||||
virtual ~MotionFeedback ();
|
||||
|
||||
void set_adjustment (Gtk::Adjustment *adj);
|
||||
Gtk::Adjustment *get_adjustment () { return adjustment; }
|
||||
|
||||
Gtk::Widget& eventwin () { return pixwin; }
|
||||
Gtk::SpinButton& spinner() const { return *value; }
|
||||
|
||||
gfloat lower () { return _lower; }
|
||||
gfloat upper () { return _upper; }
|
||||
gfloat range () { return _range; }
|
||||
|
||||
protected:
|
||||
gfloat _range;
|
||||
gfloat _lower;
|
||||
gfloat _upper;
|
||||
|
||||
void pixwin_size_request (GtkRequisition *);
|
||||
|
||||
bool pixwin_button_press_event (GdkEventButton *);
|
||||
bool pixwin_button_release_event (GdkEventButton *);
|
||||
bool pixwin_motion_notify_event (GdkEventMotion *);
|
||||
bool pixwin_key_press_event (GdkEventKey *);
|
||||
bool pixwin_enter_notify_event (GdkEventCrossing *);
|
||||
bool pixwin_leave_notify_event (GdkEventCrossing *);
|
||||
bool pixwin_focus_in_event (GdkEventFocus*);
|
||||
bool pixwin_focus_out_event (GdkEventFocus *);
|
||||
bool pixwin_expose_event (GdkEventExpose*);
|
||||
bool pixwin_scroll_event (GdkEventScroll*);
|
||||
|
||||
private:
|
||||
Type type;
|
||||
Gtk::EventBox pixwin;
|
||||
Gtk::HBox* value_packer;
|
||||
Gtk::SpinButton* value;
|
||||
Gtk::Adjustment* adjustment;
|
||||
Glib::RefPtr<Gdk::Pixbuf> pixbuf;
|
||||
|
||||
gfloat step_inc;
|
||||
gfloat page_inc;
|
||||
bool grab_is_fine;
|
||||
gdouble grabbed_y;
|
||||
gdouble grabbed_x;
|
||||
bool i_own_my_adjustment;
|
||||
int subwidth;
|
||||
int subheight;
|
||||
void adjustment_changed ();
|
||||
};
|
||||
|
||||
} /* namespace */
|
||||
|
||||
#endif // __gtkmm2ext_motion_feedback_h__
|
363
libs/gtkmm2ext/motionfeedback.cc
Normal file
363
libs/gtkmm2ext/motionfeedback.cc
Normal file
@ -0,0 +1,363 @@
|
||||
/*
|
||||
Copyright (C) 1998-99 Paul Barton-Davis
|
||||
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 of the License, 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 this program; if not, write to the Free Software
|
||||
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
|
||||
$Id: motionfeedback.cc,v 1.5 2004/03/01 03:44:19 pauld Exp $
|
||||
*/
|
||||
|
||||
#include <iostream>
|
||||
#include <cmath>
|
||||
#include <unistd.h>
|
||||
#include <stdio.h> /* for snprintf, grrr */
|
||||
|
||||
#include <gdk/gdkkeysyms.h>
|
||||
#include <gtkmm.h>
|
||||
|
||||
#include "gtkmm2ext/motionfeedback.h"
|
||||
#include "gtkmm2ext/keyboard.h"
|
||||
|
||||
using namespace Gtk;
|
||||
using namespace Gtkmm2ext;
|
||||
using namespace sigc;
|
||||
|
||||
MotionFeedback::MotionFeedback (Glib::RefPtr<Gdk::Pixbuf> pix,
|
||||
Type t,
|
||||
const char *widget_name,
|
||||
Adjustment *adj,
|
||||
bool with_numeric_display, int subw, int subh)
|
||||
: type (t)
|
||||
, value_packer (0)
|
||||
, value (0)
|
||||
, pixbuf (pix)
|
||||
, subwidth (subw)
|
||||
, subheight (subh)
|
||||
{
|
||||
char value_name[1024];
|
||||
|
||||
if (adj == NULL) {
|
||||
i_own_my_adjustment = true;
|
||||
set_adjustment (new Adjustment (0, 0, 10000, 1, 10, 0));
|
||||
} else {
|
||||
i_own_my_adjustment = false;
|
||||
set_adjustment (adj);
|
||||
}
|
||||
|
||||
pack_start (pixwin, false, false);
|
||||
pixwin.show ();
|
||||
|
||||
if (with_numeric_display) {
|
||||
|
||||
value_packer = new HBox;
|
||||
value = new SpinButton (*adjustment);
|
||||
value_packer->pack_start (*value, false, false);
|
||||
|
||||
if (step_inc < 1) {
|
||||
value->set_digits (abs ((int) ceil (log10 (step_inc))));
|
||||
}
|
||||
|
||||
pack_start (*value_packer, false, false);
|
||||
|
||||
if (widget_name) {
|
||||
snprintf (value_name, sizeof(value_name), "%sValue", widget_name);
|
||||
value->set_name (value_name);
|
||||
}
|
||||
|
||||
value->show ();
|
||||
}
|
||||
|
||||
adjustment->signal_value_changed().connect (mem_fun (*this, &MotionFeedback::adjustment_changed));
|
||||
|
||||
pixwin.set_events (Gdk::BUTTON_PRESS_MASK|
|
||||
Gdk::BUTTON_RELEASE_MASK|
|
||||
Gdk::POINTER_MOTION_MASK|
|
||||
Gdk::ENTER_NOTIFY_MASK|
|
||||
Gdk::LEAVE_NOTIFY_MASK|
|
||||
Gdk::SCROLL_MASK|
|
||||
Gdk::KEY_PRESS_MASK|
|
||||
Gdk::KEY_RELEASE_MASK);
|
||||
|
||||
pixwin.set_flags (CAN_FOCUS);
|
||||
|
||||
/* Proxy all important events on the pixwin to ourselves */
|
||||
|
||||
pixwin.signal_button_press_event().connect(mem_fun (*this,&MotionFeedback::pixwin_button_press_event));
|
||||
pixwin.signal_button_release_event().connect(mem_fun (*this,&MotionFeedback::pixwin_button_release_event));
|
||||
pixwin.signal_motion_notify_event().connect(mem_fun (*this,&MotionFeedback::pixwin_motion_notify_event));
|
||||
pixwin.signal_enter_notify_event().connect(mem_fun (*this,&MotionFeedback::pixwin_enter_notify_event));
|
||||
pixwin.signal_leave_notify_event().connect(mem_fun (*this,&MotionFeedback::pixwin_leave_notify_event));
|
||||
pixwin.signal_key_press_event().connect(mem_fun (*this,&MotionFeedback::pixwin_key_press_event));
|
||||
pixwin.signal_scroll_event().connect(mem_fun (*this,&MotionFeedback::pixwin_scroll_event));
|
||||
pixwin.signal_expose_event().connect(mem_fun (*this,&MotionFeedback::pixwin_expose_event), true);
|
||||
pixwin.signal_size_request().connect(mem_fun (*this,&MotionFeedback::pixwin_size_request));
|
||||
}
|
||||
|
||||
MotionFeedback::~MotionFeedback()
|
||||
|
||||
{
|
||||
if (i_own_my_adjustment) {
|
||||
delete adjustment;
|
||||
}
|
||||
|
||||
delete value;
|
||||
delete value_packer;
|
||||
}
|
||||
|
||||
void
|
||||
MotionFeedback::set_adjustment (Adjustment *adj)
|
||||
{
|
||||
adjustment = adj;
|
||||
|
||||
if (value) {
|
||||
value->set_adjustment (*adj);
|
||||
}
|
||||
|
||||
_lower = adj->get_lower();
|
||||
_upper = adj->get_upper();
|
||||
_range = _upper - _lower;
|
||||
step_inc = adj->get_step_increment();
|
||||
page_inc = adj->get_page_increment();
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_button_press_event (GdkEventButton *ev)
|
||||
{
|
||||
switch (ev->button) {
|
||||
case 2:
|
||||
return FALSE; /* XXX why ? */
|
||||
|
||||
case 1:
|
||||
grab_is_fine = false;
|
||||
break;
|
||||
case 3:
|
||||
grab_is_fine = true;
|
||||
break;
|
||||
}
|
||||
|
||||
gtk_grab_add(GTK_WIDGET(pixwin.gobj()));
|
||||
grabbed_y = ev->y_root;
|
||||
grabbed_x = ev->x_root;
|
||||
|
||||
/* XXX should we return TRUE ? */
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_button_release_event (GdkEventButton *ev)
|
||||
{
|
||||
switch (ev->button) {
|
||||
case 1:
|
||||
if (pixwin.has_grab()) {
|
||||
if (!grab_is_fine) {
|
||||
gtk_grab_remove
|
||||
(GTK_WIDGET(pixwin.gobj()));
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case 3:
|
||||
if (pixwin.has_grab()) {
|
||||
if (grab_is_fine) {
|
||||
gtk_grab_remove
|
||||
(GTK_WIDGET(pixwin.gobj()));
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return VBox::on_button_release_event (ev);
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_motion_notify_event (GdkEventMotion *ev)
|
||||
{
|
||||
gfloat multiplier;
|
||||
gfloat x_delta;
|
||||
gfloat y_delta;
|
||||
|
||||
if(!pixwin.has_grab()) {
|
||||
return VBox::on_motion_notify_event (ev);
|
||||
}
|
||||
|
||||
multiplier = ((ev->state & Keyboard::TertiaryModifier) ? 100 : 1) *
|
||||
((ev->state & Keyboard::SecondaryModifier) ? 10 : 1) *
|
||||
((ev->state & Keyboard::PrimaryModifier) ? 2 : 1);
|
||||
|
||||
y_delta = grabbed_y - ev->y_root;
|
||||
grabbed_y = ev->y_root;
|
||||
|
||||
x_delta = ev->x_root - grabbed_x;
|
||||
|
||||
if (y_delta == 0) return TRUE;
|
||||
|
||||
y_delta *= 1 + (x_delta/100);
|
||||
y_delta *= multiplier;
|
||||
y_delta /= 10;
|
||||
|
||||
adjustment->set_value (adjustment->get_value() +
|
||||
((grab_is_fine ? step_inc : page_inc) * y_delta));
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_enter_notify_event (GdkEventCrossing *ev)
|
||||
{
|
||||
pixwin.grab_focus();
|
||||
return false;
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_leave_notify_event (GdkEventCrossing *ev)
|
||||
{
|
||||
pixwin.unset_flags (HAS_FOCUS);
|
||||
return false;
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_key_press_event (GdkEventKey *ev)
|
||||
{
|
||||
bool retval = false;
|
||||
gfloat curval;
|
||||
gfloat multiplier;
|
||||
|
||||
multiplier = ((ev->state & Keyboard::TertiaryModifier) ? 100 : 1) *
|
||||
((ev->state & Keyboard::SecondaryModifier) ? 10 : 1) *
|
||||
((ev->state & Keyboard::PrimaryModifier) ? 2 : 1);
|
||||
|
||||
switch (ev->keyval) {
|
||||
case GDK_Page_Up:
|
||||
retval = true;
|
||||
curval = adjustment->get_value();
|
||||
adjustment->set_value (curval + (multiplier * page_inc));
|
||||
break;
|
||||
|
||||
case GDK_Page_Down:
|
||||
retval = true;
|
||||
curval = adjustment->get_value();
|
||||
adjustment->set_value (curval - (multiplier * page_inc));
|
||||
break;
|
||||
|
||||
case GDK_Up:
|
||||
retval = true;
|
||||
curval = adjustment->get_value();
|
||||
adjustment->set_value (curval + (multiplier * step_inc));
|
||||
break;
|
||||
|
||||
case GDK_Down:
|
||||
retval = true;
|
||||
curval = adjustment->get_value();
|
||||
adjustment->set_value (curval - (multiplier * step_inc));
|
||||
break;
|
||||
|
||||
case GDK_Home:
|
||||
retval = true;
|
||||
adjustment->set_value (_lower);
|
||||
break;
|
||||
|
||||
case GDK_End:
|
||||
retval = true;
|
||||
adjustment->set_value (_upper);
|
||||
break;
|
||||
}
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
void
|
||||
MotionFeedback::adjustment_changed ()
|
||||
{
|
||||
pixwin.queue_draw ();
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_expose_event (GdkEventExpose* ev)
|
||||
{
|
||||
GtkWidget* widget = GTK_WIDGET(pixwin.gobj());
|
||||
GdkWindow *window = pixwin.get_window()->gobj();
|
||||
GtkAdjustment* adj = adjustment->gobj();
|
||||
|
||||
int phase = (int)((adj->value - adj->lower) * 64 /
|
||||
(adj->upper - adj->lower));
|
||||
|
||||
// skip middle phase except for true middle value
|
||||
|
||||
if (type == Rotary && phase == 32) {
|
||||
double pt = (adj->value - adj->lower) * 2.0 /
|
||||
(adj->upper - adj->lower) - 1.0;
|
||||
if (pt < 0)
|
||||
phase = 31;
|
||||
if (pt > 0)
|
||||
phase = 33;
|
||||
}
|
||||
|
||||
// endless knob: skip 90deg highlights unless the value is really a multiple of 90deg
|
||||
|
||||
if (type == Endless && !(phase % 16)) {
|
||||
if (phase == 64) {
|
||||
phase = 0;
|
||||
}
|
||||
|
||||
double nom = adj->lower + phase * (adj->upper - adj->lower) / 64.0;
|
||||
double diff = (adj->value - nom) / (adj->upper - adj->lower);
|
||||
|
||||
if (diff > 0.0001)
|
||||
phase = (phase + 1) % 64;
|
||||
if (diff < -0.0001)
|
||||
phase = (phase + 63) % 64;
|
||||
}
|
||||
|
||||
gdk_draw_pixbuf (GDK_DRAWABLE(window), widget->style->fg_gc[0],
|
||||
pixbuf->gobj(),
|
||||
phase * subwidth, type * subheight,
|
||||
0, 0, subwidth, subheight, GDK_RGB_DITHER_NORMAL, 0, 0);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool
|
||||
MotionFeedback::pixwin_scroll_event (GdkEventScroll* ev)
|
||||
{
|
||||
double scale;
|
||||
|
||||
if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
|
||||
scale = 0.01;
|
||||
} else if (ev->state & Keyboard::PrimaryModifier) {
|
||||
scale = 0.1;
|
||||
} else {
|
||||
scale = 1.0;
|
||||
}
|
||||
|
||||
switch (ev->direction) {
|
||||
case GDK_SCROLL_UP:
|
||||
case GDK_SCROLL_RIGHT:
|
||||
adjustment->set_value (adjustment->get_value() + (scale * adjustment->get_step_increment()));
|
||||
break;
|
||||
|
||||
case GDK_SCROLL_DOWN:
|
||||
case GDK_SCROLL_LEFT:
|
||||
adjustment->set_value (adjustment->get_value() - (scale * adjustment->get_step_increment()));
|
||||
break;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void
|
||||
MotionFeedback::pixwin_size_request (GtkRequisition* req)
|
||||
{
|
||||
req->width = subwidth;
|
||||
req->height = subheight;
|
||||
}
|
Loading…
Reference in New Issue
Block a user