*/
#include <string>
+#include <sstream>
#include <climits>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <pbd/controllable.h>
+#include <pbd/locale_guard.h>
-#include <gtkmm2ext/gtk_ui.h>
-#include <gtkmm2ext/utils.h>
-#include <gtkmm2ext/barcontroller.h>
+#include "gtkmm2ext/gtk_ui.h"
+#include "gtkmm2ext/utils.h"
+#include "gtkmm2ext/keyboard.h"
+#include "gtkmm2ext/barcontroller.h"
#include "i18n.h"
switching = false;
switch_on_release = false;
use_parent = false;
+ logarithmic = false;
layout = darea.create_pango_layout("");
spinner.signal_focus_out_event().connect (mem_fun (*this, &BarController::entry_focus_out));
spinner.signal_input().connect (mem_fun (*this, &BarController::entry_input));
spinner.signal_output().connect (mem_fun (*this, &BarController::entry_output));
- spinner.set_digits (3);
+ spinner.set_digits (9);
+ spinner.set_numeric (true);
add (darea);
show_all ();
return true;
}
- if ((ev->state & (GDK_SHIFT_MASK|GDK_CONTROL_MASK)) == GDK_SHIFT_MASK) {
+ if ((ev->state & (Keyboard::TertiaryModifier|Keyboard::PrimaryModifier)) == Keyboard::TertiaryModifier) {
adjustment.set_value (initial_value);
} else {
double scale;
- if ((ev->state & (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) == (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) {
+ if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
scale = 0.01;
- } else if (ev->state & GDK_CONTROL_MASK) {
+ } else if (ev->state & Keyboard::PrimaryModifier) {
scale = 0.1;
} else {
scale = 1.0;
{
double scale;
- if ((ev->state & (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) == (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) {
+ if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
scale = 0.01;
- } else if (ev->state & GDK_CONTROL_MASK) {
+ } else if (ev->state & Keyboard::PrimaryModifier) {
scale = 0.1;
} else {
scale = 1.0;
return true;
}
- if ((ev->state & (GDK_SHIFT_MASK|GDK_CONTROL_MASK)) == GDK_SHIFT_MASK) {
+ if ((ev->state & (Keyboard::TertiaryModifier|Keyboard::PrimaryModifier)) == Keyboard::TertiaryModifier) {
return TRUE;
}
- if ((ev->state & (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) == (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) {
+ if ((ev->state & (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) == (Keyboard::PrimaryModifier|Keyboard::TertiaryModifier)) {
scale = 0.01;
- } else if (ev->state & GDK_CONTROL_MASK) {
+ } else if (ev->state & Keyboard::PrimaryModifier) {
scale = 0.1;
} else {
scale = 1.0;
delta = x - grab_x;
grab_x = x;
-
+
switch (_style) {
case Line:
+ case Blob:
case LeftToRight:
+ case CenterOut:
fract = scaling * (delta / (darea.get_width() - 2));
fract = min (1.0, fract);
fract = max (-1.0, fract);
adjustment.set_value (adjustment.get_value() + fract * (adjustment.get_upper() - adjustment.get_lower()));
break;
-
default:
fract = 0.0;
}
BarController::expose (GdkEventExpose* /*event*/)
{
Glib::RefPtr<Gdk::Window> win (darea.get_window());
+ Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
+ Gdk::Color c;
Widget* parent;
gint x1=0, x2=0, y1=0, y2=0;
gint w, h;
double fract;
+ float r, g, b;
fract = ((adjustment.get_value() - adjustment.get_lower()) /
(adjustment.get_upper() - adjustment.get_lower()));
y1 = 0;
y2 = h - 1;
+ if (use_parent) {
+ parent = get_parent();
+
+ if (parent) {
+ c = parent->get_style()->get_fg (parent->get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width(), darea.get_height());
+ context->fill ();
+ }
+
+ } else {
+
+ c = get_style()->get_bg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width() - ((darea.get_width()+1) % 2), darea.get_height());
+ context->fill ();
+ }
+
+ c = get_style()->get_fg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->move_to (x1, 0);
+ context->line_to (x1, h);
+ context->stroke ();
+ break;
+
+ case Blob:
+ w = darea.get_width() - 1;
+ h = darea.get_height();
+ x1 = (gint) floor (w * fract);
+ x2 = min (w-2,h-2);
+
if (use_parent) {
parent = get_parent();
if (parent) {
- win->draw_rectangle (parent->get_style()->get_fg_gc (parent->get_state()),
- true,
- 0, 0, darea.get_width(), darea.get_height());
+ c = parent->get_style()->get_fg (parent->get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width(), darea.get_height());
+ context->fill ();
}
} else {
- win->draw_rectangle (get_style()->get_bg_gc (get_state()),
- true,
- 0, 0, darea.get_width() - ((darea.get_width()+1) % 2), darea.get_height());
+ c = get_style()->get_bg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width() - ((darea.get_width()+1) % 2), darea.get_height());
+ context->fill ();
}
- win->draw_line (get_style()->get_fg_gc (get_state()), x1, 0, x1, h);
+ c = get_style()->get_fg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->arc (x1, ((h-2)/2)-1, x2, 0, 2*M_PI);
break;
case CenterOut:
+ w = darea.get_width();
+ h = darea.get_height()-2;
+ if (use_parent) {
+ parent = get_parent();
+ if (parent) {
+ c = parent->get_style()->get_fg (parent->get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width(), darea.get_height());
+ context->fill ();
+ }
+ } else {
+ c = get_style()->get_bg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->rectangle (0, 0, darea.get_width(), darea.get_height());
+ context->fill ();
+ }
+ c = get_style()->get_fg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ x1 = (w/2) - ((w*fract)/2); // center, back up half the bar width
+ context->set_source_rgb (r, g, b);
+ context->rectangle (x1, 1, w*fract, h);
+ context->fill ();
break;
case LeftToRight:
x1 = 0;
x2 = (gint) floor (w * fract);
y1 = 0;
- y2 = h - 1;
+ y2 = h;
+
+ /* bounding box */
- win->draw_rectangle (get_style()->get_bg_gc (get_state()),
- false,
- 0, 0, darea.get_width() - 1, darea.get_height() - 1);
+ c = get_style()->get_bg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ rounded_rectangle (context, 0, 0, darea.get_width(), darea.get_height());
+ context->stroke ();
/* draw active box */
- win->draw_rectangle (get_style()->get_fg_gc (get_state()),
- true,
- 1 + x1,
- 1 + y1,
- x2,
- 1 + y2);
-
+ c = get_style()->get_fg (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ rounded_rectangle (context, 1 + x1, 1 + y1, x2, y2);
+ context->fill ();
+
/* draw inactive box */
- win->draw_rectangle (get_style()->get_fg_gc (STATE_INSENSITIVE),
- true,
- 1 + x2,
- 1 + y1,
- w - x2,
- 1 + y2);
+ c = get_style()->get_fg (STATE_INSENSITIVE);
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ rounded_rectangle (context, 1 + x2, 1 + y1, w - x2, y2);
+ context->fill ();
break;
/* draw label */
- int xpos = -1;
+ double xpos = -1;
std::string const label = get_label (xpos);
if (!label.empty()) {
layout->set_text (label);
- int width, height;
+ int width, height, x;
layout->get_pixel_size (width, height);
if (xpos == -1) {
- xpos = max (3, 1 + (x2 - (width/2)));
- xpos = min (darea.get_width() - width - 3, xpos);
- }
-
- win->draw_layout (get_style()->get_text_gc (get_state()),
- xpos,
- (darea.get_height()/2) - (height/2),
- layout);
+ x = max (3, 1 + (x2 - (width/2)));
+ x = min (darea.get_width() - width - 3, (int) lrint (xpos));
+ } else {
+ x = lrint (darea.get_width() * xpos);
+ }
+
+ c = get_style()->get_text (get_state());
+ r = c.get_red_p ();
+ g = c.get_green_p ();
+ b = c.get_blue_p ();
+ context->set_source_rgb (r, g, b);
+ context->move_to (x, (darea.get_height()/2) - (height/2));
+ layout->show_in_cairo_context (context);
}
return true;
darea.show ();
switching = false;
+
+ SpinnerActive (false); /* EMIT SIGNAL */
+
return FALSE;
}
spinner.grab_focus ();
switching = false;
+
+ SpinnerActive (true); /* EMIT SIGNAL */
+
return FALSE;
}
void
BarController::entry_activated ()
{
- string text = spinner.get_text ();
- float val;
-
- if (sscanf (text.c_str(), "%f", &val) == 1) {
- adjustment.set_value (val);
- }
-
switch_to_bar ();
}
darea.set_sensitive (yn);
}
-bool
-BarController::entry_input (double* /*v*/)
+/*
+ This is called when we need to update the adjustment with the value
+ from the spinner's text entry.
+
+ We need to use Gtk::Entry::get_text to avoid recursive nastiness :)
+
+ If we're not in logarithmic mode we can return false to use the
+ default conversion.
+
+ In theory we should check for conversion errors but set numeric
+ mode to true on the spinner prevents invalid input.
+*/
+int
+BarController::entry_input (double* new_value)
{
- return false;
+ if (!logarithmic) {
+ return false;
+ }
+
+ // extract a double from the string and take its log
+ Entry *entry = dynamic_cast<Entry *>(&spinner);
+ double value;
+
+ {
+ // Switch to user's preferred locale so that
+ // if they use different LC_NUMERIC conventions,
+ // we will honor them.
+
+ PBD::LocaleGuard lg ("");
+ sscanf (entry->get_text().c_str(), "%lf", &value);
+ }
+
+ *new_value = log(value);
+
+ return true;
}
+/*
+ This is called when we need to update the spinner's text entry
+ with the value of the adjustment.
+
+ We need to use Gtk::Entry::set_text to avoid recursive nastiness :)
+
+ If we're not in logarithmic mode we can return false to use the
+ default conversion.
+*/
bool
BarController::entry_output ()
{
- return false;
+ if (!logarithmic) {
+ return false;
+ }
+
+ // generate the exponential and turn it into a string
+ // convert to correct locale.
+
+ stringstream stream;
+ string str;
+
+ char buf[128];
+
+ {
+ // Switch to user's preferred locale so that
+ // if they use different LC_NUMERIC conventions,
+ // we will honor them.
+
+ PBD::LocaleGuard lg ("");
+ snprintf (buf, sizeof (buf), "%g", exp (spinner.get_adjustment()->get_value()));
+ }
+
+ Entry *entry = dynamic_cast<Entry *>(&spinner);
+ entry->set_text(buf);
+
+ return true;
}
+