#include <cstring>
#include <cmath>
+#include <gtkmm/window.h>
+
#include "pbd/controllable.h"
#include "pbd/compose.h"
#include "gtkmm2ext/keyboard.h"
#include "ardour/panner.h"
+
+#include "ardour_ui.h"
+#include "global_signals.h"
#include "stereo_panner.h"
+#include "rgb_macros.h"
#include "utils.h"
#include "i18n.h"
static const int step_down = 10;
static const int top_step = 2;
+StereoPanner::ColorScheme StereoPanner::colors[3];
+bool StereoPanner::have_colors = false;
+PBD::Signal0<void> StereoPanner::color_change;
+
StereoPanner::StereoPanner (boost::shared_ptr<PBD::Controllable> position, boost::shared_ptr<PBD::Controllable> width)
: position_control (position)
, width_control (width)
, drag_start_x (0)
, last_drag_x (0)
{
+ if (!have_colors) {
+ set_colors ();
+ have_colors = true;
+ }
+
position_control->Changed.connect (connections, invalidator(*this), boost::bind (&StereoPanner::value_change, this), gui_context());
width_control->Changed.connect (connections, invalidator(*this), boost::bind (&StereoPanner::value_change, this), gui_context());
set_tooltip ();
Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|
Gdk::SCROLL_MASK|
Gdk::POINTER_MOTION_MASK);
+
+ color_change.connect (connections, invalidator (*this), boost::bind (&DrawingArea::queue_draw, this), gui_context());
}
StereoPanner::~StereoPanner ()
StereoPanner::set_tooltip ()
{
double pos = position_control->get_value(); // 0..1
- double w = width_control->get_value (); // -1..+1
- int lpos = (int) lrint ((pos - (w/2.0)) * 100.0);
- int rpos = (int) lrint ((pos + (w/2.0)) * 100.0);
-
- Gtkmm2ext::UI::instance()->set_tip (this, string_compose (_("L:%1 R:%2 Width: %3%%"),
- lpos, rpos,
- (int) floor (w * 100.0)).c_str());
+
+ /* the values displayed show the position of the center of the image, expressed as a stereo pair
+ that ranges from (100,0) (hard left) through (50,50) (hard center) to (0,100) (hard right).
+ the center of the image is halfway between the left and right positions.
+ */
+
+ Gtkmm2ext::UI::instance()->set_tip (this,
+ string_compose (_("L:%1 R:%2 Width: %3%%\n\n0 -> set width to zero\n%4-uparrow -> set width to 1.0\n%4-downarrow -> set width to -1.0"),
+ (int) rint (100.0 * (1.0 - pos)),
+ (int) rint (100.0 * pos),
+ (int) floor (100.0 * width_control->get_value()),
+ Keyboard::secondary_modifier_name()).c_str());
}
void
double pos = position_control->get_value (); /* 0..1 */
double swidth = width_control->get_value (); /* -1..+1 */
double fswidth = fabs (swidth);
+ uint32_t o, f, t, b;
+ State state;
width = get_width();
height = get_height ();
+ if (swidth == 0.0) {
+ state = Mono;
+ } else if (swidth < 0.0) {
+ state = Inverted;
+ } else {
+ state = Normal;
+ }
+
+ o = colors[state].outline;
+ f = colors[state].fill;
+ t = colors[state].text;
+ b = colors[state].background;
+
/* background */
- cairo_set_source_rgb (cr, 0.184, 0.172, 0.172);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(b), UINT_RGBA_G_FLT(b), UINT_RGBA_B_FLT(b), UINT_RGBA_A_FLT(b));
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
- /* compute the outer edges of the L/R boxes based on the current stereo width */
+ /* compute the centers of the L/R boxes based on the current stereo width */
int usable_width = width - lr_box_size;
- int center = lr_box_size/2 + (int) floor (usable_width * pos);
- int left = center - (int) floor (fswidth * usable_width / 2.0); // center of leftmost box
- int right = center + (int) floor (fswidth * usable_width / 2.0); // center of rightmost box
-
- // cerr << "pos " << pos << " width = " << width << " swidth = " << swidth << " center @ " << center << " L = " << left << " R = " << right << endl;
+ double center = (lr_box_size/2.0) + (usable_width * pos);
+ int left = lrint (center - (fswidth * usable_width / 2.0)); // center of leftmost box
+ int right = lrint (center + (fswidth * usable_width / 2.0)); // center of rightmost box
/* compute & draw the line through the box */
cairo_set_line_width (cr, 2);
- cairo_set_source_rgba (cr, 0.3137, 0.4431, 0.7843, 1.0);
- cairo_move_to (cr, left, top_step+(pos_box_size/2)+step_down);
- cairo_line_to (cr, left, top_step+(pos_box_size/2));
- cairo_line_to (cr, right, top_step+(pos_box_size/2));
- cairo_line_to (cr, right, top_step+(pos_box_size/2) + step_down);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
+ cairo_move_to (cr, left-(lr_box_size/2), top_step+(pos_box_size/2)+step_down);
+ cairo_line_to (cr, left-(lr_box_size/2), top_step+(pos_box_size/2));
+ cairo_line_to (cr, right+(lr_box_size/2)+1, top_step+(pos_box_size/2));
+ cairo_line_to (cr, right+(lr_box_size/2)+1, top_step+(pos_box_size/2) + step_down);
cairo_stroke (cr);
if (swidth < 0.0) {
swap (left, right);
}
- /* left box */
-
+ /* make left/right be the left edge of each box */
left -= lr_box_size/2;
right -= lr_box_size/2;
+ /* left box */
+
cairo_rectangle (cr,
left,
(lr_box_size/2)+step_down,
lr_box_size, lr_box_size);
- cairo_set_source_rgba (cr, 0.3137, 0.4431, 0.7843, 1.0);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
cairo_stroke_preserve (cr);
- cairo_set_source_rgba (cr, 0.4509, 0.7686, 0.8627, 0.8);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
cairo_fill (cr);
/* add text */
cairo_move_to (cr,
left + 3,
(lr_box_size/2) + step_down + 13);
- cairo_set_source_rgba (cr, 0.129, 0.054, 0.588, 1.0);
cairo_select_font_face (cr, "sans-serif", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
- cairo_show_text (cr, "L");
+ if (state != Mono) {
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(t), UINT_RGBA_G_FLT(t), UINT_RGBA_B_FLT(t), UINT_RGBA_A_FLT(t));
+ cairo_show_text (cr, _("L"));
+ }
/* right box */
right,
(lr_box_size/2)+step_down,
lr_box_size, lr_box_size);
- cairo_set_source_rgba (cr, 0.3137, 0.4431, 0.7843, 1.0);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
cairo_stroke_preserve (cr);
- cairo_set_source_rgba (cr, 0.4509, 0.7686, 0.8627, 0.8);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
cairo_fill (cr);
/* add text */
cairo_move_to (cr,
right + 3,
(lr_box_size/2)+step_down + 13);
- cairo_set_source_rgba (cr, 0.129, 0.054, 0.588, 1.0);
- cairo_show_text (cr, "R");
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(t), UINT_RGBA_G_FLT(t), UINT_RGBA_B_FLT(t), UINT_RGBA_A_FLT(t));
+ if (state == Mono) {
+ cairo_show_text (cr, _("M"));
+ } else {
+ cairo_show_text (cr, _("R"));
+ }
/* draw the central box */
cairo_set_line_width (cr, 1);
- cairo_rectangle (cr, center - (pos_box_size/2), top_step, pos_box_size, pos_box_size);
- cairo_set_source_rgba (cr, 0.3137, 0.4431, 0.7843, 1.0);
+ cairo_rectangle (cr, lrint (center - (pos_box_size/2.0)), top_step, pos_box_size, pos_box_size);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
cairo_stroke_preserve (cr);
- cairo_set_source_rgba (cr, 0.4509, 0.7686, 0.8627, 0.8);
+ cairo_set_source_rgba (cr, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
cairo_fill (cr);
/* done */
if (ev->type == GDK_2BUTTON_PRESS) {
if (dragging_position) {
- cerr << "Reset pos\n";
position_control->set_value (0.5); // reset position to center
} else {
- cerr << "Reset width\n";
width_control->set_value (1.0); // reset position to full, LR
}
dragging = false;
/* still left */
if (ev->x > last_drag_x) {
/* motion to left */
+ cerr << "was left, still left, move left\n";
drag_dir = -inc;
} else {
+ cerr << "was left, still left, move right\n";
drag_dir = inc;
}
} else {
/* now right */
if (ev->x > last_drag_x) {
/* motion to left */
+ cerr << "was left, gone right, move left\n";
drag_dir = inc;
} else {
+ cerr << "was left, gone right, move right\n";
drag_dir = -inc;
}
}
/* still right */
if (ev->x < last_drag_x) {
/* motion to right */
+ cerr << "was right, still right, move right\n";
drag_dir = -inc;
} else {
+ cerr << "was right, still right, move left\n";
drag_dir = inc;
}
} else {
/* now left */
if (ev->x < last_drag_x) {
/* motion to right */
+ cerr << "was right, gone left, move right\n";
drag_dir = inc;
} else {
+ cerr << "was right, gone left, move left\n";
drag_dir = -inc;
}
}
old_wv = wv;
wv = wv + (drag_dir * delta);
+ cerr << this << " set width to " << wv << endl;
width_control->set_value (wv);
} else {
double pv = position_control->get_value(); // 0..1.0 ; 0 = left
if (ev->x > last_drag_x) { // increasing
- pv = pv * (1.0 + delta);
+ pv = pv + delta;
} else {
- pv = pv * (1.0 - delta);
+ pv = pv - delta;
}
+ cerr << this << " set position to " << pv << endl;
position_control->set_value (pv);
}
step = one_degree * 5.0;
}
+ /* up/down control width because we consider pan position more "important"
+ (and thus having higher "sense" priority) than width.
+ */
+
switch (ev->keyval) {
case GDK_Up:
- wv += step;
- width_control->set_value (wv);
+ if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
+ width_control->set_value (1.0);
+ } else {
+ width_control->set_value (wv + step);
+ }
break;
+ case GDK_Down:
+ if (Keyboard::modifier_state_equals (ev->state, Keyboard::SecondaryModifier)) {
+ width_control->set_value (-1.0);
+ } else {
+ width_control->set_value (wv - step);
+ }
+
case GDK_Left:
pv -= step;
position_control->set_value (pv);
pv += step;
position_control->set_value (pv);
break;
- case GDK_Down:
- wv -= step;
- width_control->set_value (wv);
+
+ break;
+ case GDK_0:
+ case GDK_KP_0:
+ width_control->set_value (0.0);
break;
- default:
- return forward_key_press (ev);
+
+ default:
+ return false;
}
return true;
bool
StereoPanner::on_key_release_event (GdkEventKey* ev)
{
- return true;
+ return false;
}
bool
Keyboard::magic_widget_drop_focus ();
return false;
}
+
+void
+StereoPanner::set_colors ()
+{
+ colors[Normal].fill = ARDOUR_UI::config()->canvasvar_StereoPannerFill.get();
+ colors[Normal].outline = ARDOUR_UI::config()->canvasvar_StereoPannerOutline.get();
+ colors[Normal].text = ARDOUR_UI::config()->canvasvar_StereoPannerText.get();
+ colors[Normal].background = ARDOUR_UI::config()->canvasvar_StereoPannerBackground.get();
+
+ colors[Mono].fill = ARDOUR_UI::config()->canvasvar_StereoPannerMonoFill.get();
+ colors[Mono].outline = ARDOUR_UI::config()->canvasvar_StereoPannerMonoOutline.get();
+ colors[Mono].text = ARDOUR_UI::config()->canvasvar_StereoPannerMonoText.get();
+ colors[Mono].background = ARDOUR_UI::config()->canvasvar_StereoPannerMonoBackground.get();
+
+ colors[Inverted].fill = ARDOUR_UI::config()->canvasvar_StereoPannerInvertedFill.get();
+ colors[Inverted].outline = ARDOUR_UI::config()->canvasvar_StereoPannerInvertedOutline.get();
+ colors[Inverted].text = ARDOUR_UI::config()->canvasvar_StereoPannerInvertedText.get();
+ colors[Inverted].background = ARDOUR_UI::config()->canvasvar_StereoPannerInvertedBackground.get();
+
+ color_change (); /* EMIT SIGNAL */
+}