Use LV2_SUPPORT define instead of HAVE_SLV2.
[ardour.git] / gtk2_ardour / time_axis_view.cc
index e5d4092789fcadf23187367311f7df8c1c5a89fa..c2774d5e4fbf77def5cf55c900b1e64560ad6db3 100644 (file)
@@ -32,7 +32,6 @@
 
 #include <gtkmm2ext/utils.h>
 #include <gtkmm2ext/selector.h>
-#include <gtkmm2ext/stop_signal.h>
 
 #include "ardour/session.h"
 #include "ardour/utils.h"
@@ -41,6 +40,7 @@
 #include "ardour/location.h"
 
 #include "ardour_ui.h"
+#include "global_signals.h"
 #include "gui_thread.h"
 #include "public_editor.h"
 #include "time_axis_view.h"
@@ -53,6 +53,7 @@
 #include "rgb_macros.h"
 #include "utils.h"
 #include "streamview.h"
+#include "editor_drag.h"
 
 #include "i18n.h"
 
@@ -72,11 +73,13 @@ int const TimeAxisView::_max_order = 512;
 PBD::Signal1<void,TimeAxisView*> TimeAxisView::CatchDeletion;
 
 TimeAxisView::TimeAxisView (ARDOUR::Session* sess, PublicEditor& ed, TimeAxisView* rent, Canvas& /*canvas*/)
-       : AxisView (sess),
-         controls_table (2, 8),
-         _y_position (0),
-         _editor (ed),
-         _order (0)
+       : AxisView (sess)
+       , controls_table (2, 8)
+       , _controls_padding_table (3, 3)
+       , _size_menu (0)
+       , _y_position (0)
+       , _editor (ed)
+       , _order (0)
 {
        if (extra_height == 0) {
                compute_heights ();
@@ -87,6 +90,7 @@ TimeAxisView::TimeAxisView (ARDOUR::Session* sess, PublicEditor& ed, TimeAxisVie
        _canvas_display->hide(); // reveal as needed 
 
        selection_group = new Group (*_canvas_display);
+       selection_group->set_data (X_("timeselection"), (void *) 1);
        selection_group->hide();
 
        _ghost_group = new Group (*_canvas_display);
@@ -131,7 +135,6 @@ TimeAxisView::TimeAxisView (ARDOUR::Session* sess, PublicEditor& ed, TimeAxisVie
        name_hbox.show ();
 
        controls_table.set_size_request (200);
-       controls_table.set_border_width (2);
        controls_table.set_row_spacings (0);
        controls_table.set_col_spacings (0);
        controls_table.set_homogeneous (true);
@@ -158,7 +161,16 @@ TimeAxisView::TimeAxisView (ARDOUR::Session* sess, PublicEditor& ed, TimeAxisVie
 
        HSeparator* separator = manage (new HSeparator());
 
-       controls_vbox.pack_start (controls_table, false, false);
+       /* Use a rather hacky extra table so that we can control the space above/below and
+        * left/right of the controls_table separately.  This in turn is so that we can
+        * shrink the vertical space when the track is at its minimum height.
+        */
+       _controls_padding_table.set_row_spacings (2);
+       _controls_padding_table.set_col_spacings (0);
+       _controls_padding_table.attach (controls_table, 1, 2, 1, 2);
+       _controls_padding_table.show ();
+       
+       controls_vbox.pack_start (_controls_padding_table, false, false);
        controls_vbox.pack_end (resizer_box, false, false);
        controls_vbox.show ();
 
@@ -203,10 +215,6 @@ TimeAxisView::~TimeAxisView()
                delete (*i)->end_trim;
        }
 
-       for (list<SimpleLine*>::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
-               delete (*i);
-       }
-
        delete selection_group;
        selection_group = 0;
 
@@ -218,6 +226,8 @@ TimeAxisView::~TimeAxisView()
 
        delete display_menu;
        display_menu = 0;
+
+       delete _size_menu;
 }
 
 /** Display this TimeAxisView as the nth component of the parent box, at y.
@@ -300,7 +310,7 @@ TimeAxisView::controls_ebox_scroll (GdkEventScroll* ev)
        switch (ev->direction) {
        case GDK_SCROLL_UP:
                if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
-                       step_height (true);
+                       step_height (false);
                        return true;
                } else if (Keyboard::no_modifiers_active (ev->state)) {
                        _editor.scroll_tracks_up_line();
@@ -310,7 +320,7 @@ TimeAxisView::controls_ebox_scroll (GdkEventScroll* ev)
 
        case GDK_SCROLL_DOWN:
                if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
-                       step_height (false);
+                       step_height (true);
                        return true;
                } else if (Keyboard::no_modifiers_active (ev->state)) {
                        _editor.scroll_tracks_down_line();
@@ -374,25 +384,45 @@ TimeAxisView::hide ()
        }
 
        /* if its hidden, it cannot be selected */
-
        _editor.get_selection().remove (this);
+       /* and neither can its regions */
+       _editor.get_selection().remove_regions (this);
 
        Hiding ();
 }
 
+/** Steps through the defined heights for this TrackView.
+ *  @param coarser true if stepping should decrease in size, otherwise false.
+ */
 void
-TimeAxisView::step_height (bool bigger)
+TimeAxisView::step_height (bool coarser)
 {
-       static const uint32_t step = 20;
+       static const uint32_t step = 25;
 
-       if (bigger) {
-               set_height (height + step);
+       if (coarser) {
+               
+               if (height == preset_height (HeightSmall)) {
+                       return;
+               }
+               
+               if (height <= preset_height (HeightSmaller) && height > preset_height (HeightSmall)) {
+                       set_height_enum (HeightSmall);
+               } else if (height <= preset_height (HeightNormal) && height > preset_height (HeightSmaller)) {
+                       set_height_enum (HeightSmaller);
+               } else {
+                       set_height (height - step);
+               }
+               
        } else {
-               if (height > step) {
-                       set_height (std::max (height - step, preset_height (HeightSmall)));
-               } else if (height != preset_height (HeightSmall)) {
-                       set_height (HeightSmall);
+               
+               if (height == preset_height(HeightSmall)) {
+                       set_height_enum (HeightSmaller);
+               } else if (height == preset_height(HeightSmaller)) {
+                       set_height_enum (HeightNormal);
+               } else {
+                       set_height (height + step);
                }
+               
        }
 }
 
@@ -407,14 +437,22 @@ TimeAxisView::set_heights (uint32_t h)
 }
 
 void
-TimeAxisView::set_height (Height h)
+TimeAxisView::set_height_enum (Height h, bool apply_to_selection)
 {
-       set_height (preset_height (h));
+       if (apply_to_selection) {
+               _editor.get_selection().tracks.foreach_time_axis (boost::bind (&TimeAxisView::set_height_enum, _1, h, false));
+       } else {
+               set_height (preset_height (h));
+       }
 }
 
 void
-TimeAxisView::set_height(uint32_t h)
+TimeAxisView::set_height (uint32_t h)
 {
+       if (h < preset_height (HeightSmall)) {
+               h = preset_height (HeightSmall);
+       }
+       
        time_axis_vbox.property_height_request () = h;
        height = h;
 
@@ -426,8 +464,6 @@ TimeAxisView::set_height(uint32_t h)
                /* resize the selection rect */
                show_selection (_editor.get_selection().time);
        }
-
-       reshow_feature_lines ();
 }
 
 bool
@@ -475,7 +511,7 @@ TimeAxisView::name_entry_key_release (GdkEventKey* ev)
                /* resize to show editable name display */
                
                if ((*i)->current_height() <= preset_height (HeightSmaller)) {
-                       (*i)->set_height (HeightSmaller);
+                       (*i)->set_height_enum (HeightSmaller);
                }
                
                (*i)->name_entry.grab_focus();
@@ -590,11 +626,9 @@ TimeAxisView::conditionally_add_to_selection ()
 void
 TimeAxisView::popup_display_menu (guint32 when)
 {
-       if (display_menu == 0) {
-               build_display_menu ();
-       }
-
        conditionally_add_to_selection ();
+
+       build_display_menu ();
        display_menu->popup (1, when);
 }
 
@@ -652,15 +686,10 @@ TimeAxisView::set_samples_per_unit (double spu)
 
        AnalysisFeatureList::const_iterator i;
        list<ArdourCanvas::SimpleLine*>::iterator l;
-
-       for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
-               (*l)->property_x1() = _editor.frame_to_pixel (*i);
-               (*l)->property_x2() = _editor.frame_to_pixel (*i);
-       }
 }
 
 void
-TimeAxisView::show_timestretch (nframes_t start, nframes_t end)
+TimeAxisView::show_timestretch (framepos_t start, framepos_t end)
 {
        for (Children::iterator i = children.begin(); i != children.end(); ++i) {
                (*i)->show_timestretch (start, end);
@@ -702,7 +731,8 @@ TimeAxisView::show_selection (TimeSelection& ts)
        selection_group->raise_to_top();
 
        for (list<AudioRange>::iterator i = ts.begin(); i != ts.end(); ++i) {
-               nframes_t start, end, cnt;
+               framepos_t start, end;
+               framecnt_t cnt;
 
                start = (*i).start;
                end = (*i).end;
@@ -725,12 +755,12 @@ TimeAxisView::show_selection (TimeSelection& ts)
                        rect->start_trim->property_x1() = x1;
                        rect->start_trim->property_y1() = 1.0;
                        rect->start_trim->property_x2() = x1 + trim_handle_size;
-                       rect->start_trim->property_y2() = 1.0 + trim_handle_size;
+                       rect->start_trim->property_y2() = y2;
 
                        rect->end_trim->property_x1() = x2 - trim_handle_size;
                        rect->end_trim->property_y1() = 1.0;
                        rect->end_trim->property_x2() = x2;
-                       rect->end_trim->property_y2() = 1.0 + trim_handle_size;
+                       rect->end_trim->property_y2() = y2;
 
                        rect->start_trim->show();
                        rect->end_trim->show();
@@ -826,24 +856,22 @@ TimeAxisView::get_selection_rect (uint32_t id)
                rect = new SelectionRect;
 
                rect->rect = new SimpleRect (*selection_group);
+               rect->rect->property_outline_what() = 0x0;
                rect->rect->property_x1() = 0.0;
                rect->rect->property_y1() = 0.0;
                rect->rect->property_x2() = 0.0;
                rect->rect->property_y2() = 0.0;
                rect->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
-               rect->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
 
                rect->start_trim = new SimpleRect (*selection_group);
+               rect->start_trim->property_outline_what() = 0x0;
                rect->start_trim->property_x1() = 0.0;
                rect->start_trim->property_x2() = 0.0;
-               rect->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
-               rect->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
-
+               
                rect->end_trim = new SimpleRect (*selection_group);
+               rect->end_trim->property_outline_what() = 0x0;
                rect->end_trim->property_x1() = 0.0;
                rect->end_trim->property_x2() = 0.0;
-               rect->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
-               rect->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
 
                free_selection_rects.push_front (rect);
 
@@ -882,8 +910,15 @@ TimeAxisView::remove_child (boost::shared_ptr<TimeAxisView> child)
        }
 }
 
+/** Get selectable things within a given range.
+ *  @param start Start time in session frames.
+ *  @param end End time in session frames.
+ *  @param top Top y range, in trackview coordinates (ie 0 is the top of the track view)
+ *  @param bot Bottom y range, in trackview coordinates (ie 0 is the top of the track view)
+ *  @param result Filled in with selectable things.
+ */
 void
-TimeAxisView::get_selectables (nframes_t /*start*/, nframes_t /*end*/, double /*top*/, double /*bot*/, list<Selectable*>& /*result*/)
+TimeAxisView::get_selectables (framepos_t /*start*/, framepos_t /*end*/, double /*top*/, double /*bot*/, list<Selectable*>& /*result*/)
 {
        return;
 }
@@ -899,7 +934,7 @@ TimeAxisView::add_ghost (RegionView* rv)
 {
        GhostRegion* gr = rv->add_ghost (*this);
 
-       if(gr) {
+       if (gr) {
                ghosts.push_back(gr);
        }
 }
@@ -969,6 +1004,8 @@ TimeAxisView::get_parent_with_state ()
 XMLNode&
 TimeAxisView::get_state ()
 {
+       /* XXX: is this method used? */
+       
        XMLNode* node = new XMLNode ("TAV-" + name());
        char buf[32];
 
@@ -983,27 +1020,32 @@ TimeAxisView::set_state (const XMLNode& node, int /*version*/)
 {
        const XMLProperty *prop;
 
+       /* XXX: I think this might be vestigial */
        if ((prop = node.property ("marked-for-display")) != 0) {
                _marked_for_display = (prop->value() == "1");
        }
 
+       if ((prop = node.property ("shown-editor")) != 0) {
+               _marked_for_display = string_is_affirmative (prop->value ());
+       }
+
        if ((prop = node.property ("track-height")) != 0) {
 
                if (prop->value() == "largest") {
-                       set_height (HeightLargest);
+                       set_height_enum (HeightLargest);
                } else if (prop->value() == "large") {
-                       set_height (HeightLarge);
+                       set_height_enum (HeightLarge);
                } else if (prop->value() == "larger") {
-                       set_height (HeightLarger);
+                       set_height_enum (HeightLarger);
                } else if (prop->value() == "normal") {
-                       set_height (HeightNormal);
+                       set_height_enum (HeightNormal);
                } else if (prop->value() == "smaller") {
-                       set_height (HeightSmaller);
+                       set_height_enum (HeightSmaller);
                } else if (prop->value() == "small") {
-                       set_height (HeightSmall);
+                       set_height_enum (HeightSmall);
                } else {
                        error << string_compose(_("unknown track height name \"%1\" in XML GUI information"), prop->value()) << endmsg;
-                       set_height (HeightNormal);
+                       set_height_enum (HeightNormal);
                }
 
        } else if ((prop = node.property ("height")) != 0) {
@@ -1012,14 +1054,14 @@ TimeAxisView::set_state (const XMLNode& node, int /*version*/)
 
        } else {
 
-               set_height (HeightNormal);
+               set_height_enum (HeightNormal);
        }
 
        return 0;
 }
 
 void
-TimeAxisView::reset_height()
+TimeAxisView::reset_height ()
 {
        set_height (height);
 
@@ -1038,7 +1080,7 @@ TimeAxisView::compute_heights ()
        const int border_width = 2;
        extra_height = (2 * border_width)
                //+ 2   // 2 pixels for the hseparator between TimeAxisView control areas
-               + 10; // resizer button (3 x 2 pixel elements + 2 x 2 pixel gaps)
+               + 6; // resizer button (3 x 2 pixel elements + 2 x 2 pixel gaps)
 
        window.add (one_row_table);
 
@@ -1110,7 +1152,7 @@ TimeAxisView::hide_name_entry ()
 void
 TimeAxisView::color_handler ()
 {
-       for (list<GhostRegion*>::iterator i=ghosts.begin(); i != ghosts.end(); i++ ) {
+       for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); i++) {
                (*i)->set_colors();
        }
 
@@ -1150,7 +1192,7 @@ std::pair<TimeAxisView*, layer_t>
 TimeAxisView::covers_y_position (double y)
 {
        if (hidden()) {
-               return std::make_pair ( (TimeAxisView *) 0, 0);
+               return std::make_pair ((TimeAxisView *) 0, 0);
        }
 
        if (_y_position <= y && y < (_y_position + height)) {
@@ -1178,52 +1220,7 @@ TimeAxisView::covers_y_position (double y)
                }
        }
 
-       return std::make_pair ( (TimeAxisView *) 0, 0);
-}
-
-void
-TimeAxisView::show_feature_lines (const AnalysisFeatureList& pos)
-{
-       analysis_features = pos;
-       reshow_feature_lines ();
-}
-
-
-void
-TimeAxisView::hide_feature_lines ()
-{
-       list<ArdourCanvas::SimpleLine*>::iterator l;
-
-       for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
-               (*l)->hide();
-       }
-}
-
-void
-TimeAxisView::reshow_feature_lines ()
-{
-       while (feature_lines.size()< analysis_features.size()) {
-               ArdourCanvas::SimpleLine* l = new ArdourCanvas::SimpleLine (*_canvas_display);
-               l->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
-               feature_lines.push_back (l);
-       }
-
-       while (feature_lines.size() > analysis_features.size()) {
-               ArdourCanvas::SimpleLine *line = feature_lines.back();
-               feature_lines.pop_back ();
-               delete line;
-       }
-
-       AnalysisFeatureList::const_iterator i;
-       list<ArdourCanvas::SimpleLine*>::iterator l;
-
-       for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
-               (*l)->property_x1() = _editor.frame_to_pixel (*i);
-               (*l)->property_x2() = _editor.frame_to_pixel (*i);
-               (*l)->property_y1() = 0;
-               (*l)->property_y2() = current_height();
-               (*l)->show ();
-       }
+       return std::make_pair ((TimeAxisView *) 0, 0);
 }
 
 bool
@@ -1236,6 +1233,7 @@ TimeAxisView::resizer_button_press (GdkEventButton* event)
 bool
 TimeAxisView::resizer_button_release (GdkEventButton*)
 {
+       _editor.stop_canvas_autoscroll ();
        _resize_drag_start = -1;
        return true;
 }
@@ -1250,6 +1248,19 @@ bool
 TimeAxisView::resizer_motion (GdkEventMotion* ev)
 {
        if (_resize_drag_start >= 0) {
+               /* (ab)use the DragManager to do autoscrolling; adjust the event coordinates
+                  into the world coordinate space that DragManager::motion_handler is expecting,
+                  and then fake a DragManager motion event so that when maybe_autoscroll
+                  asks DragManager for the current pointer position it will get the correct
+                  answers.
+               */
+               int tx, ty;
+               resizer.translate_coordinates (*control_parent, ev->x, ev->y, tx, ty);
+               ev->y = ty - _editor.get_trackview_group_vertical_offset();
+               _editor.drags()->motion_handler ((GdkEvent *) ev, false);
+               _editor.maybe_autoscroll (false, true);
+
+               /* now do the actual TAV resize */
                 int32_t const delta = (int32_t) floor (ev->y_root - _resize_drag_start);
                 _editor.add_to_idle_resize (this, delta);
                 _resize_drag_start = ev->y_root;
@@ -1333,3 +1344,41 @@ TimeAxisView::preset_height (Height h)
        /* NOTREACHED */
        return 0;
 }
+
+/** @return Child time axis views that are not hidden */
+TimeAxisView::Children
+TimeAxisView::get_child_list ()
+{
+       Children c;
+
+       for (Children::iterator i = children.begin(); i != children.end(); ++i) {
+               if (!(*i)->hidden()) {
+                       c.push_back(*i);
+               }
+       }
+       
+       return c;
+}
+
+void
+TimeAxisView::build_size_menu ()
+{
+       if (_size_menu && _size_menu->gobj ()) {
+               return;
+       }
+
+       delete _size_menu;
+       
+       using namespace Menu_Helpers;
+
+       _size_menu = new Menu;
+       _size_menu->set_name ("ArdourContextMenu");
+       MenuList& items = _size_menu->items();
+       
+       items.push_back (MenuElem (_("Largest"), sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightLargest, true)));
+       items.push_back (MenuElem (_("Larger"),  sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightLarger, true)));
+       items.push_back (MenuElem (_("Large"),   sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightLarge, true)));
+       items.push_back (MenuElem (_("Normal"),  sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightNormal, true)));
+       items.push_back (MenuElem (_("Smaller"), sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightSmaller, true)));
+       items.push_back (MenuElem (_("Small"),   sigc::bind (sigc::mem_fun (*this, &TimeAxisView::set_height_enum), HeightSmall, true)));
+}