#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/gtk_ui.h"
#include "gtkmm2ext/keyboard.h"
+#include "gtkmm2ext/utils.h"
+#include "ardour/pannable.h"
#include "ardour/panner.h"
#include "ardour_ui.h"
using namespace Gtk;
using namespace Gtkmm2ext;
-static const int pos_box_size = 10;
+static const int pos_box_size = 8;
static const int lr_box_size = 15;
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)
+using namespace ARDOUR;
+
+StereoPanner::StereoPanner (boost::shared_ptr<Panner> panner)
+ : _panner (panner)
+ , position_control (_panner->pannable()->pan_azimuth_control)
+ , width_control (_panner->pannable()->pan_width_control)
, dragging (false)
, dragging_position (false)
, dragging_left (false)
, detented (false)
, drag_data_window (0)
, drag_data_label (0)
- , position_binder (position)
- , width_binder (width)
+ , position_binder (position_control)
+ , width_binder (width_control)
{
if (!have_colors) {
set_colors ();
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 ();
set_flags (Gtk::CAN_FOCUS);
add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|
Gdk::SCROLL_MASK|
Gdk::POINTER_MOTION_MASK);
- color_change.connect (connections, invalidator (*this), boost::bind (&DrawingArea::queue_draw, this), gui_context());
+ ColorsChanged.connect (sigc::mem_fun (*this, &StereoPanner::color_handler));
}
StereoPanner::~StereoPanner ()
delete drag_data_window;
}
-void
-StereoPanner::set_tooltip ()
-{
- Gtkmm2ext::UI::instance()->set_tip (this,
- string_compose (_("0 -> set width to zero (mono)\n%1-uparrow -> set width to 100\n%1-downarrow -> set width to -100"),
-
- Keyboard::secondary_modifier_name()).c_str());
-}
-
-void
-StereoPanner::unset_tooltip ()
-{
- Gtkmm2ext::UI::instance()->set_tip (this, "");
-}
-
void
StereoPanner::set_drag_data ()
{
the center of the USA isn't Kansas, its (50LA, 50NY) and it will all make sense.
*/
- drag_data_label->set_markup (string_compose (_("L:%1 R:%2 Width: %3%%"),
- (int) rint (100.0 * (1.0 - pos)),
- (int) rint (100.0 * pos),
- (int) floor (100.0 * width_control->get_value())));
+ char buf[64];
+ snprintf (buf, sizeof (buf), "L:%3d R:%3d Width:%d%%", (int) rint (100.0 * (1.0 - pos)),
+ (int) rint (100.0 * pos),
+ (int) floor (100.0 * width_control->get_value()));
+ drag_data_label->set_markup (buf);
}
void
{
Glib::RefPtr<Gdk::Window> win (get_window());
Glib::RefPtr<Gdk::GC> gc (get_style()->get_base_gc (get_state()));
-
- cairo_t* cr = gdk_cairo_create (win->gobj());
+ Cairo::RefPtr<Cairo::Context> context = get_window()->create_cairo_context();
int width, height;
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;
+ uint32_t o, f, t, b, r;
State state;
+ const double corner_radius = 5.0;
width = get_width();
height = get_height ();
f = colors[state].fill;
t = colors[state].text;
b = colors[state].background;
+ r = colors[state].rule;
/* background */
- 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);
+ context->set_source_rgba (UINT_RGBA_R_FLT(b), UINT_RGBA_G_FLT(b), UINT_RGBA_B_FLT(b), UINT_RGBA_A_FLT(b));
+ rounded_rectangle (context, 0, 0, width, height, corner_radius);
+ context->fill ();
/* the usable width is reduced from the real width, because we need space for
the two halves of LR boxes that will extend past the actual left/right
So, offset cairo by 1, and reduce effective width by 1
*/
usable_width -= 1.0;
- cairo_translate (cr, 1.0, 0.0);
+ context->translate (1.0, 0.0);
}
double center = (lr_box_size/2.0) + (usable_width * pos);
left = center - pan_spread; // center of left box
right = center + pan_spread; // center of right box
+ /* center line */
+
+ context->set_line_width (1.0);
+ context->move_to ((usable_width + lr_box_size)/2.0, 0);
+ context->rel_line_to (0, height);
+ context->set_source_rgba (UINT_RGBA_R_FLT(r), UINT_RGBA_G_FLT(r), UINT_RGBA_B_FLT(r), UINT_RGBA_A_FLT(r));
+ context->stroke ();
+
/* compute & draw the line through the box */
- cairo_set_line_width (cr, 2);
- 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, 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_stroke (cr);
+ context->set_line_width (2);
+ context->set_source_rgba (UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
+ context->move_to (left, top_step+(pos_box_size/2.0)+step_down);
+ context->line_to (left, top_step+(pos_box_size/2.0));
+ context->line_to (right, top_step+(pos_box_size/2.0));
+ context->line_to (right, top_step+(pos_box_size/2.0) + step_down);
+ context->stroke ();
/* left box */
- cairo_rectangle (cr,
- left - half_lr_box,
- half_lr_box+step_down,
- lr_box_size, lr_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, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
- cairo_fill (cr);
+ rounded_rectangle (context, left - half_lr_box,
+ half_lr_box+step_down,
+ lr_box_size, lr_box_size, corner_radius);
+ context->set_source_rgba (UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
+ context->stroke_preserve ();
+ context->set_source_rgba (UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
+ context->fill ();
/* add text */
- cairo_move_to (cr,
- left - half_lr_box + 3,
- (lr_box_size/2) + step_down + 13);
- cairo_select_font_face (cr, "sans-serif", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
+ context->move_to (left - half_lr_box + 3,
+ (lr_box_size/2) + step_down + 13);
+ context->select_font_face ("sans-serif", Cairo::FONT_SLANT_NORMAL, Cairo::FONT_WEIGHT_BOLD);
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));
+ context->set_source_rgba (UINT_RGBA_R_FLT(t), UINT_RGBA_G_FLT(t), UINT_RGBA_B_FLT(t), UINT_RGBA_A_FLT(t));
if (swidth < 0.0) {
- cairo_show_text (cr, _("R"));
+ context->show_text (_("R"));
} else {
- cairo_show_text (cr, _("L"));
+ context->show_text (_("L"));
}
}
/* right box */
- cairo_rectangle (cr,
- right - half_lr_box,
- half_lr_box+step_down,
- lr_box_size, lr_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, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
- cairo_fill (cr);
+ rounded_rectangle (context, right - half_lr_box,
+ half_lr_box+step_down,
+ lr_box_size, lr_box_size, corner_radius);
+ context->set_source_rgba (UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
+ context->stroke_preserve ();
+ context->set_source_rgba (UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
+ context->fill ();
/* add text */
- cairo_move_to (cr,
- right - half_lr_box + 3,
- (lr_box_size/2)+step_down + 13);
- 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));
-
+ context->move_to (right - half_lr_box + 3, (lr_box_size/2)+step_down + 13);
+ context->set_source_rgba (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"));
+ context->show_text (_("M"));
} else {
if (swidth < 0.0) {
- cairo_show_text (cr, _("L"));
+ context->show_text (_("L"));
} else {
- cairo_show_text (cr, _("R"));
+ context->show_text (_("R"));
}
}
-
+
/* draw the central box */
- cairo_set_line_width (cr, 1);
- 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, UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
- cairo_fill (cr);
+ context->set_line_width (2.0);
+ context->move_to (center + (pos_box_size/2.0), top_step); /* top right */
+ context->rel_line_to (0.0, pos_box_size); /* lower right */
+ context->rel_line_to (-pos_box_size/2.0, 4.0); /* bottom point */
+ context->rel_line_to (-pos_box_size/2.0, -4.0); /* lower left */
+ context->rel_line_to (0.0, -pos_box_size); /* upper left */
+ context->close_path ();
- /* done */
+ context->set_source_rgba (UINT_RGBA_R_FLT(o), UINT_RGBA_G_FLT(o), UINT_RGBA_B_FLT(o), UINT_RGBA_A_FLT(o));
+ context->stroke_preserve ();
+ context->set_source_rgba (UINT_RGBA_R_FLT(f), UINT_RGBA_G_FLT(f), UINT_RGBA_B_FLT(f), UINT_RGBA_A_FLT(f));
+ context->fill ();
- cairo_destroy (cr);
return true;
}
/* upper section: adjusts position, constrained by width */
- const double w = width_control->get_value ();
+ const double w = fabs (width_control->get_value ());
const double max_pos = 1.0 - (w/2.0);
const double min_pos = w/2.0;
/* 2ndary-double click on right, collapse to hard right */
width_control->set_value (0);
position_control->set_value (1.0);
+ } else {
+ position_control->set_value (max_pos);
}
- position_control->set_value (max_pos);
} else {
position_control->set_value (0.5);
}
if (ev->y < 20) {
/* top section of widget is for position drags */
dragging_position = true;
+ StartPositionGesture ();
} else {
/* lower section is for dragging width */
const int half_box = lr_box_size/2;
if (ev->x >= (left - half_box) && ev->x < (left + half_box)) {
- dragging_left = true;
+ if (swidth < 0.0) {
+ dragging_right = true;
+ } else {
+ dragging_left = true;
+ }
} else if (ev->x >= (right - half_box) && ev->x < (right + half_box)) {
- dragging_right = true;
+ if (swidth < 0.0) {
+ dragging_left = true;
+ } else {
+ dragging_right = true;
+ }
}
-
+ StartWidthGesture ();
}
dragging = true;
return false;
}
+ bool dp = dragging_position;
+
dragging = false;
dragging_position = false;
dragging_left = false;
/* reset to default */
position_control->set_value (0.5);
width_control->set_value (1.0);
+ } else {
+ if (dp) {
+ StopPositionGesture ();
+ } else {
+ StopWidthGesture ();
+ }
}
- set_tooltip ();
-
return true;
}
if (!drag_data_window) {
drag_data_window = new Window (WINDOW_POPUP);
+ drag_data_window->set_name (X_("ContrastingPopup"));
drag_data_window->set_position (WIN_POS_MOUSE);
drag_data_window->set_decorated (false);
}
if (!drag_data_window->is_visible ()) {
- /* move the window a little away from the mouse */
- drag_data_window->move (ev->x_root+30, ev->y_root+30);
+ /* move the popup window vertically down from the panner display */
+ int rx, ry;
+ get_window()->get_origin (rx, ry);
+ drag_data_window->move (rx, ry+get_height());
drag_data_window->present ();
- unset_tooltip ();
}
int w = get_width();
double delta = (ev->x - last_drag_x) / (double) w;
+ double current_width = width_control->get_value ();
if (dragging_left) {
delta = -delta;
/* maintain position as invariant as we change the width */
- double current_width = width_control->get_value ();
/* create a detent close to the center */
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[Normal].rule = ARDOUR_UI::config()->canvasvar_StereoPannerRule.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[Mono].rule = ARDOUR_UI::config()->canvasvar_StereoPannerRule.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();
+ colors[Inverted].rule = ARDOUR_UI::config()->canvasvar_StereoPannerRule.get();
+}
- color_change (); /* EMIT SIGNAL */
+void
+StereoPanner::color_handler ()
+{
+ set_colors ();
+ queue_draw ();
}