1042 lines
25 KiB
C++
1042 lines
25 KiB
C++
/*
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Copyright (C) 2003 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <utility>
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#include "pbd/error.h"
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#include "pbd/stacktrace.h"
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#include "ardour/types.h"
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#include "ardour/ardour.h"
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#include "gtkmm2ext/utils.h"
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#include "gtkmm2ext/gui_thread.h"
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#include "canvas/container.h"
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#include "canvas/rectangle.h"
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#include "canvas/debug.h"
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#include "canvas/text.h"
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#include "canvas/colors.h"
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#include "ardour/profile.h"
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#include "ardour_ui.h"
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/*
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* ardour_ui.h was moved up in the include list
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* due to a conflicting definition of 'Rect' between
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* Apple's MacTypes.h file and GTK
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*/
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#include "public_editor.h"
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#include "time_axis_view_item.h"
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#include "time_axis_view.h"
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#include "utils.h"
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#include "rgb_macros.h"
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#include "i18n.h"
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using namespace std;
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using namespace Editing;
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using namespace Glib;
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using namespace PBD;
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using namespace ARDOUR;
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using namespace ARDOUR_UI_UTILS;
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using namespace Gtkmm2ext;
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Pango::FontDescription TimeAxisViewItem::NAME_FONT;
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const double TimeAxisViewItem::NAME_X_OFFSET = 15.0;
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const double TimeAxisViewItem::GRAB_HANDLE_TOP = 0.0;
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const double TimeAxisViewItem::GRAB_HANDLE_WIDTH = 10.0;
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int TimeAxisViewItem::NAME_HEIGHT;
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double TimeAxisViewItem::NAME_Y_OFFSET;
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double TimeAxisViewItem::NAME_HIGHLIGHT_SIZE;
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double TimeAxisViewItem::NAME_HIGHLIGHT_THRESH;
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void
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TimeAxisViewItem::set_constant_heights ()
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{
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NAME_FONT = Pango::FontDescription (ARDOUR_UI::config()->get_SmallFont());
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Gtk::Window win;
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Gtk::Label foo;
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win.add (foo);
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Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout (X_("Hg")); /* ascender + descender */
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int width = 0;
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int height = 0;
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layout->set_font_description (NAME_FONT);
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get_pixel_size (layout, width, height);
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layout = foo.create_pango_layout (X_("H")); /* just the ascender */
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NAME_HEIGHT = height;
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/* Config->get_show_name_highlight) == true:
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Y_OFFSET is measured from bottom of the time axis view item.
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Config->get_show_name_highlight) == false:
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Y_OFFSET is measured from the top of the time axis view item.
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*/
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if (Config->get_show_name_highlight()) {
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NAME_Y_OFFSET = height + 1;
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NAME_HIGHLIGHT_SIZE = height + 2;
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} else {
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NAME_Y_OFFSET = 3;
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NAME_HIGHLIGHT_SIZE = 0;
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}
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NAME_HIGHLIGHT_THRESH = NAME_HIGHLIGHT_SIZE * 3;
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}
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/**
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* Construct a new TimeAxisViewItem.
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*
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* @param it_name the unique name of this item
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* @param parent the parent canvas group
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* @param tv the TimeAxisView we are going to be added to
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* @param spu samples per unit
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* @param base_color
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* @param start the start point of this item
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* @param duration the duration of this item
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* @param recording true if this is a recording region view
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* @param automation true if this is an automation region view
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*/
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TimeAxisViewItem::TimeAxisViewItem(
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const string & it_name, ArdourCanvas::Item& parent, TimeAxisView& tv, double spu, uint32_t base_color,
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framepos_t start, framecnt_t duration, bool recording, bool automation, Visibility vis
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)
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: trackview (tv)
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, frame_position (-1)
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, item_name (it_name)
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, selection_frame (0)
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, _height (1.0)
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, _recregion (recording)
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, _automation (automation)
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, _dragging (false)
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, _width (0.0)
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{
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init (&parent, spu, base_color, start, duration, vis, true, true);
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}
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TimeAxisViewItem::TimeAxisViewItem (const TimeAxisViewItem& other)
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: trackable (other)
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, Selectable (other)
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, PBD::ScopedConnectionList()
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, trackview (other.trackview)
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, frame_position (-1)
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, item_name (other.item_name)
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, selection_frame (0)
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, _height (1.0)
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, _recregion (other._recregion)
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, _automation (other._automation)
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, _dragging (other._dragging)
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, _width (0.0)
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{
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/* share the other's parent, but still create a new group */
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ArdourCanvas::Item* parent = other.group->parent();
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_selected = other._selected;
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init (parent, other.samples_per_pixel, other.fill_color, other.frame_position,
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other.item_duration, other.visibility, other.wide_enough_for_name, other.high_enough_for_name);
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}
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void
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TimeAxisViewItem::init (ArdourCanvas::Item* parent, double fpp, uint32_t base_color,
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framepos_t start, framepos_t duration, Visibility vis,
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bool wide, bool high)
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{
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group = new ArdourCanvas::Container (parent);
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CANVAS_DEBUG_NAME (group, string_compose ("TAVI group for %1", get_item_name()));
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group->Event.connect (sigc::mem_fun (*this, &TimeAxisViewItem::canvas_group_event));
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fill_color = base_color;
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samples_per_pixel = fpp;
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frame_position = start;
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item_duration = duration;
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name_connected = false;
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position_locked = false;
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max_item_duration = ARDOUR::max_framepos;
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min_item_duration = 0;
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show_vestigial = true;
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visibility = vis;
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_sensitive = true;
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name_text_width = 0;
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last_item_width = 0;
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wide_enough_for_name = wide;
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high_enough_for_name = high;
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rect_visible = true;
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vestigial_frame = 0;
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if (duration == 0) {
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warning << "Time Axis Item Duration == 0" << endl;
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}
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if (visibility & ShowFrame) {
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frame = new ArdourCanvas::TimeRectangle (group,
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ArdourCanvas::Rect (0.0, 0.0,
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trackview.editor().sample_to_pixel(duration),
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trackview.current_height()));
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frame->set_outline_what (ArdourCanvas::Rectangle::What (ArdourCanvas::Rectangle::LEFT|ArdourCanvas::Rectangle::RIGHT));
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CANVAS_DEBUG_NAME (frame, string_compose ("frame for %1", get_item_name()));
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if (_recregion) {
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frame->set_outline_color (ARDOUR_UI::config()->get_RecordingRect());
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} else {
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frame->set_outline_color (ARDOUR_UI::config()->get_TimeAxisFrame());
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}
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}
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if (Config->get_show_name_highlight() && (visibility & ShowNameHighlight)) {
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double width;
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double start = 1.0;
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if (visibility & FullWidthNameHighlight) {
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width = trackview.editor().sample_to_pixel(item_duration);
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} else {
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width = trackview.editor().sample_to_pixel(item_duration) - 2.0;
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}
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name_highlight = new ArdourCanvas::Rectangle (group,
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ArdourCanvas::Rect (start,
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trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE,
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width - 2.0,
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trackview.current_height() - 1.0));
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CANVAS_DEBUG_NAME (name_highlight, string_compose ("name highlight for %1", get_item_name()));
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name_highlight->set_data ("timeaxisviewitem", this);
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name_highlight->set_outline_what (ArdourCanvas::Rectangle::TOP);
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name_highlight->set_outline_color (RGBA_TO_UINT (0,0,0,255));
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} else {
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name_highlight = 0;
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}
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if (visibility & ShowNameText) {
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name_text = new ArdourCanvas::Text (group);
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CANVAS_DEBUG_NAME (name_text, string_compose ("name text for %1", get_item_name()));
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if (Config->get_show_name_highlight()) {
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name_text->set_position (ArdourCanvas::Duple (NAME_X_OFFSET, trackview.current_height() - NAME_Y_OFFSET));
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} else {
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name_text->set_position (ArdourCanvas::Duple (NAME_X_OFFSET, NAME_Y_OFFSET));
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}
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name_text->set_font_description (NAME_FONT);
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name_text->set_ignore_events (true);
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} else {
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name_text = 0;
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}
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/* create our grab handles used for trimming/duration etc */
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if (!_recregion && !_automation) {
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double top = TimeAxisViewItem::GRAB_HANDLE_TOP;
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double width = TimeAxisViewItem::GRAB_HANDLE_WIDTH;
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frame_handle_start = new ArdourCanvas::Rectangle (group, ArdourCanvas::Rect (0.0, top, width, trackview.current_height()));
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CANVAS_DEBUG_NAME (frame_handle_start, "TAVI frame handle start");
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frame_handle_start->set_outline (false);
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frame_handle_start->set_fill (false);
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frame_handle_start->Event.connect (sigc::bind (sigc::mem_fun (*this, &TimeAxisViewItem::frame_handle_crossing), frame_handle_start));
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frame_handle_end = new ArdourCanvas::Rectangle (group, ArdourCanvas::Rect (0.0, top, width, trackview.current_height()));
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CANVAS_DEBUG_NAME (frame_handle_end, "TAVI frame handle end");
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frame_handle_end->set_outline (false);
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frame_handle_end->set_fill (false);
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frame_handle_end->Event.connect (sigc::bind (sigc::mem_fun (*this, &TimeAxisViewItem::frame_handle_crossing), frame_handle_end));
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} else {
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frame_handle_start = frame_handle_end = 0;
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}
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set_color (base_color);
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set_duration (item_duration, this);
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set_position (start, this);
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Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&TimeAxisViewItem::parameter_changed, this, _1), gui_context ());
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ARDOUR_UI::config()->ParameterChanged.connect (sigc::mem_fun (*this, &TimeAxisViewItem::parameter_changed));
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}
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TimeAxisViewItem::~TimeAxisViewItem()
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{
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delete group;
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}
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bool
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TimeAxisViewItem::canvas_group_event (GdkEvent* /*ev*/)
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{
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return false;
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}
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void
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TimeAxisViewItem::hide_rect ()
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{
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rect_visible = false;
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set_frame_color ();
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if (name_highlight) {
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name_highlight->set_outline_what (ArdourCanvas::Rectangle::What (0));
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name_highlight->set_fill_color (UINT_RGBA_CHANGE_A (fill_color, 64));
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}
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}
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void
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TimeAxisViewItem::show_rect ()
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{
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rect_visible = true;
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set_frame_color ();
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if (name_highlight) {
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name_highlight->set_outline_what (ArdourCanvas::Rectangle::TOP);
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name_highlight->set_fill_color (fill_color);
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}
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}
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/**
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* Set the position of this item on the timeline.
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*
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* @param pos the new position
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* @param src the identity of the object that initiated the change
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* @return true on success
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*/
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bool
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TimeAxisViewItem::set_position(framepos_t pos, void* src, double* delta)
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{
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if (position_locked) {
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return false;
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}
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frame_position = pos;
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double new_unit_pos = trackview.editor().sample_to_pixel (pos);
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if (delta) {
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(*delta) = new_unit_pos - group->position().x;
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if (*delta == 0.0) {
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return true;
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}
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} else {
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if (new_unit_pos == group->position().x) {
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return true;
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}
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}
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group->set_x_position (new_unit_pos);
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PositionChanged (frame_position, src); /* EMIT_SIGNAL */
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return true;
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}
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/** @return position of this item on the timeline */
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framepos_t
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TimeAxisViewItem::get_position() const
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{
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return frame_position;
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}
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/**
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* Set the duration of this item.
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*
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* @param dur the new duration of this item
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* @param src the identity of the object that initiated the change
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* @return true on success
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*/
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bool
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TimeAxisViewItem::set_duration (framecnt_t dur, void* src)
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{
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if ((dur > max_item_duration) || (dur < min_item_duration)) {
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warning << string_compose (
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P_("new duration %1 frame is out of bounds for %2", "new duration of %1 frames is out of bounds for %2", dur),
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get_item_name(), dur)
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<< endmsg;
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return false;
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}
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if (dur == 0) {
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group->hide();
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}
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item_duration = dur;
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reset_width_dependent_items (trackview.editor().sample_to_pixel (dur));
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DurationChanged (dur, src); /* EMIT_SIGNAL */
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return true;
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}
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/** @return duration of this item */
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framepos_t
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TimeAxisViewItem::get_duration() const
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{
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return item_duration;
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}
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/**
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* Set the maximum duration that this item can have.
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*
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* @param dur the new maximum duration
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_max_duration(framecnt_t dur, void* src)
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{
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max_item_duration = dur;
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MaxDurationChanged(max_item_duration, src); /* EMIT_SIGNAL */
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}
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/** @return the maximum duration that this item may have */
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framecnt_t
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TimeAxisViewItem::get_max_duration() const
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{
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return max_item_duration;
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}
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/**
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* Set the minimum duration that this item may have.
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*
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* @param the minimum duration that this item may be set to
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_min_duration(framecnt_t dur, void* src)
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{
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min_item_duration = dur;
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MinDurationChanged(max_item_duration, src); /* EMIT_SIGNAL */
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}
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/** @return the minimum duration that this item mey have */
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framecnt_t
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TimeAxisViewItem::get_min_duration() const
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{
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return min_item_duration;
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}
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/**
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* Set whether this item is locked to its current position.
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* Locked items cannot be moved until the item is unlocked again.
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*
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* @param yn true to lock this item to its current position
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_position_locked(bool yn, void* src)
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{
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position_locked = yn;
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set_trim_handle_colors();
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PositionLockChanged (position_locked, src); /* EMIT_SIGNAL */
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}
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/** @return true if this item is locked to its current position */
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bool
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TimeAxisViewItem::get_position_locked() const
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{
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return position_locked;
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}
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/**
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* Set whether the maximum duration constraint is active.
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*
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* @param active set true to enforce the max duration constraint
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_max_duration_active (bool active, void* /*src*/)
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{
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max_duration_active = active;
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}
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/** @return true if the maximum duration constraint is active */
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bool
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TimeAxisViewItem::get_max_duration_active() const
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{
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return max_duration_active;
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}
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/**
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* Set whether the minimum duration constraint is active.
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*
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* @param active set true to enforce the min duration constraint
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_min_duration_active (bool active, void* /*src*/)
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{
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min_duration_active = active;
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}
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/** @return true if the maximum duration constraint is active */
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bool
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TimeAxisViewItem::get_min_duration_active() const
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{
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return min_duration_active;
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}
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/**
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* Set the name of this item.
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*
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* @param new_name the new name of this item
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* @param src the identity of the object that initiated the change
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*/
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void
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TimeAxisViewItem::set_item_name(std::string new_name, void* src)
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{
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if (new_name != item_name) {
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std::string temp_name = item_name;
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item_name = new_name;
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NameChanged (item_name, temp_name, src); /* EMIT_SIGNAL */
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}
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}
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/** @return the name of this item */
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std::string
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TimeAxisViewItem::get_item_name() const
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{
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return item_name;
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}
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/**
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* Set selection status.
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*
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* @param yn true if this item is currently selected
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*/
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void
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TimeAxisViewItem::set_selected(bool yn)
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{
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if (_selected == yn) {
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return;
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}
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Selectable::set_selected (yn);
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set_frame_color ();
|
|
set_name_text_color ();
|
|
|
|
if (_selected && frame) {
|
|
if (!selection_frame) {
|
|
selection_frame = new ArdourCanvas::TimeRectangle (group);
|
|
selection_frame->set_fill (false);
|
|
selection_frame->set_outline_color (ARDOUR_UI::config()->get_SelectedTimeAxisFrame());
|
|
selection_frame->set_ignore_events (true);
|
|
}
|
|
selection_frame->set (frame->get().shrink (1.0));
|
|
selection_frame->show ();
|
|
} else {
|
|
if (selection_frame) {
|
|
selection_frame->hide ();
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @return the TimeAxisView that this item is on */
|
|
TimeAxisView&
|
|
TimeAxisViewItem::get_time_axis_view () const
|
|
{
|
|
return trackview;
|
|
}
|
|
|
|
/**
|
|
* Set the displayed item text.
|
|
* This item is the visual text name displayed on the canvas item, this can be different to the name of the item.
|
|
*
|
|
* @param new_name the new name text to display
|
|
*/
|
|
|
|
void
|
|
TimeAxisViewItem::set_name_text(const string& new_name)
|
|
{
|
|
if (!name_text) {
|
|
return;
|
|
}
|
|
|
|
name_text_width = pixel_width (new_name, NAME_FONT) + 2;
|
|
name_text->set (new_name);
|
|
|
|
}
|
|
|
|
/**
|
|
* Set the height of this item.
|
|
*
|
|
* @param h new height
|
|
*/
|
|
void
|
|
TimeAxisViewItem::set_height (double height)
|
|
{
|
|
_height = height;
|
|
|
|
manage_name_highlight ();
|
|
|
|
if (visibility & ShowNameText) {
|
|
if (Config->get_show_name_highlight()) {
|
|
name_text->set_y_position (height - NAME_Y_OFFSET);
|
|
} else {
|
|
name_text->set_y_position (NAME_Y_OFFSET);
|
|
}
|
|
}
|
|
|
|
if (frame) {
|
|
|
|
frame->set_y0 (1.0);
|
|
frame->set_y1 (height);
|
|
|
|
if (frame_handle_start) {
|
|
frame_handle_start->set_y1 (height);
|
|
frame_handle_end->set_y1 (height);
|
|
}
|
|
|
|
if (selection_frame) {
|
|
selection_frame->set (frame->get().shrink (1.0));
|
|
}
|
|
}
|
|
|
|
if (vestigial_frame) {
|
|
vestigial_frame->set_y0 (1.0);
|
|
vestigial_frame->set_y1 (height);
|
|
}
|
|
|
|
set_colors ();
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::manage_name_highlight ()
|
|
{
|
|
if (!name_highlight) {
|
|
return;
|
|
}
|
|
|
|
if (_height < NAME_HIGHLIGHT_THRESH) {
|
|
high_enough_for_name = false;
|
|
} else {
|
|
high_enough_for_name = true;
|
|
}
|
|
|
|
if (_width < 2.0) {
|
|
wide_enough_for_name = false;
|
|
} else {
|
|
wide_enough_for_name = true;
|
|
}
|
|
|
|
if (name_highlight && wide_enough_for_name && high_enough_for_name) {
|
|
|
|
name_highlight->show();
|
|
name_highlight->set (ArdourCanvas::Rect (1.0, (double) _height - NAME_HIGHLIGHT_SIZE, _width, (double) _height - 1.0));
|
|
|
|
} else {
|
|
name_highlight->hide();
|
|
}
|
|
|
|
manage_name_text ();
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::set_color (uint32_t base_color)
|
|
{
|
|
fill_color = base_color;
|
|
set_colors ();
|
|
}
|
|
|
|
ArdourCanvas::Item*
|
|
TimeAxisViewItem::get_canvas_frame()
|
|
{
|
|
return frame;
|
|
}
|
|
|
|
ArdourCanvas::Item*
|
|
TimeAxisViewItem::get_canvas_group()
|
|
{
|
|
return group;
|
|
}
|
|
|
|
ArdourCanvas::Item*
|
|
TimeAxisViewItem::get_name_highlight()
|
|
{
|
|
return name_highlight;
|
|
}
|
|
|
|
/**
|
|
* Convenience method to set the various canvas item colors
|
|
*/
|
|
void
|
|
TimeAxisViewItem::set_colors()
|
|
{
|
|
set_frame_color ();
|
|
|
|
if (name_highlight) {
|
|
name_highlight->set_fill_color (fill_color);
|
|
}
|
|
|
|
set_name_text_color ();
|
|
set_trim_handle_colors();
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::set_name_text_color ()
|
|
{
|
|
if (!name_text) {
|
|
return;
|
|
}
|
|
|
|
|
|
uint32_t f;
|
|
|
|
if (Config->get_show_name_highlight()) {
|
|
/* name text will always be on top of name highlight, which
|
|
will always use our fill color.
|
|
*/
|
|
f = fill_color;
|
|
} else {
|
|
/* name text will be on top of the item, whose color
|
|
may vary depending on various conditions.
|
|
*/
|
|
f = get_fill_color ();
|
|
}
|
|
|
|
name_text->set_color (ArdourCanvas::contrasting_text_color (f));
|
|
}
|
|
|
|
uint32_t
|
|
TimeAxisViewItem::fill_opacity () const
|
|
{
|
|
if (!rect_visible) {
|
|
/* if the frame/rect is marked as "invisible", then the
|
|
fill should be translucent.parent.
|
|
*/
|
|
return 64;
|
|
}
|
|
|
|
if (_dragging) {
|
|
return 130;
|
|
}
|
|
|
|
uint32_t col = ARDOUR_UI::config()->get_FrameBase();
|
|
return UINT_RGBA_A (col);
|
|
}
|
|
|
|
uint32_t
|
|
TimeAxisViewItem::get_fill_color () const
|
|
{
|
|
uint32_t f;
|
|
uint32_t o;
|
|
|
|
o = fill_opacity ();
|
|
|
|
if (_selected) {
|
|
|
|
f = ARDOUR_UI::config()->get_SelectedFrameBase();
|
|
|
|
if (o == 0) {
|
|
/* some condition of this item has set fill opacity to
|
|
* zero, but it has been selected, so use a mid-way
|
|
* alpha value to make it reasonably visible.
|
|
*/
|
|
o = 130;
|
|
}
|
|
|
|
} else {
|
|
|
|
if (_recregion) {
|
|
f = ARDOUR_UI::config()->get_RecordingRect();
|
|
} else {
|
|
if ((!Config->get_show_name_highlight() || high_enough_for_name) && !ARDOUR_UI::config()->get_color_regions_using_track_color()) {
|
|
f = ARDOUR_UI::config()->get_FrameBase();
|
|
} else {
|
|
f = fill_color;
|
|
}
|
|
}
|
|
}
|
|
|
|
return UINT_RGBA_CHANGE_A (f, o);
|
|
}
|
|
|
|
/**
|
|
* Sets the frame color depending on whether this item is selected
|
|
*/
|
|
void
|
|
TimeAxisViewItem::set_frame_color()
|
|
{
|
|
if (!frame) {
|
|
return;
|
|
}
|
|
|
|
frame->set_fill_color (get_fill_color());
|
|
set_frame_gradient ();
|
|
|
|
if (!_recregion) {
|
|
uint32_t f = ARDOUR_UI::config()->get_TimeAxisFrame();
|
|
|
|
if (!rect_visible) {
|
|
/* make the frame outline be visible but rather transparent */
|
|
f = UINT_RGBA_CHANGE_A (f, 64);
|
|
}
|
|
|
|
frame->set_outline_color (f);
|
|
}
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::set_frame_gradient ()
|
|
{
|
|
if (ARDOUR_UI::config()->get_timeline_item_gradient_depth() == 0.0) {
|
|
frame->set_gradient (ArdourCanvas::Fill::StopList (), 0);
|
|
return;
|
|
}
|
|
|
|
ArdourCanvas::Fill::StopList stops;
|
|
double r, g, b, a;
|
|
double h, s, v;
|
|
ArdourCanvas::Color f (get_fill_color());
|
|
|
|
/* need to get alpha value */
|
|
ArdourCanvas::color_to_rgba (f, r, g, b, a);
|
|
|
|
stops.push_back (std::make_pair (0.0, f));
|
|
|
|
/* now a darker version */
|
|
|
|
ArdourCanvas::color_to_hsv (f, h, s, v);
|
|
|
|
v = min (1.0, v * (1.0 - ARDOUR_UI::config()->get_timeline_item_gradient_depth()));
|
|
|
|
ArdourCanvas::Color darker = ArdourCanvas::hsva_to_color (h, s, v, a);
|
|
stops.push_back (std::make_pair (1.0, darker));
|
|
|
|
frame->set_gradient (stops, true);
|
|
}
|
|
|
|
/**
|
|
* Set the colors of the start and end trim handle depending on object state
|
|
*/
|
|
void
|
|
TimeAxisViewItem::set_trim_handle_colors()
|
|
{
|
|
#if 1
|
|
/* Leave them transparent for now */
|
|
if (frame_handle_start) {
|
|
frame_handle_start->set_fill_color (0x00000000);
|
|
frame_handle_end->set_fill_color (0x00000000);
|
|
}
|
|
#else
|
|
if (frame_handle_start) {
|
|
if (position_locked) {
|
|
frame_handle_start->set_fill_color (ARDOUR_UI::config()->get_TrimHandleLocked());
|
|
frame_handle_end->set_fill_color (ARDOUR_UI::config()->get_TrimHandleLocked());
|
|
} else {
|
|
frame_handle_start->set_fill_color (ARDOUR_UI::config()->get_TrimHandle());
|
|
frame_handle_end->set_fill_color (ARDOUR_UI::config()->get_TrimHandle());
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
bool
|
|
TimeAxisViewItem::frame_handle_crossing (GdkEvent* ev, ArdourCanvas::Rectangle* item)
|
|
{
|
|
switch (ev->type) {
|
|
case GDK_LEAVE_NOTIFY:
|
|
/* always hide the handle whenever we leave, no matter what mode */
|
|
item->set_fill (false);
|
|
break;
|
|
case GDK_ENTER_NOTIFY:
|
|
if (trackview.editor().effective_mouse_mode() == Editing::MouseObject &&
|
|
!trackview.editor().internal_editing()) {
|
|
/* never set this to be visible in internal
|
|
edit mode. Note, however, that we do need to
|
|
undo visibility (LEAVE_NOTIFY case above) no
|
|
matter what the mode is.
|
|
*/
|
|
item->set_fill (true);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/** @return the frames per pixel */
|
|
double
|
|
TimeAxisViewItem::get_samples_per_pixel () const
|
|
{
|
|
return samples_per_pixel;
|
|
}
|
|
|
|
/** Set the frames per pixel of this item.
|
|
* This item is used to determine the relative visual size and position of this item
|
|
* based upon its duration and start value.
|
|
*
|
|
* @param fpp the new frames per pixel
|
|
*/
|
|
void
|
|
TimeAxisViewItem::set_samples_per_pixel (double fpp)
|
|
{
|
|
samples_per_pixel = fpp;
|
|
set_position (this->get_position(), this);
|
|
reset_width_dependent_items ((double) get_duration() / samples_per_pixel);
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::reset_width_dependent_items (double pixel_width)
|
|
{
|
|
_width = pixel_width;
|
|
|
|
manage_name_highlight ();
|
|
manage_name_text ();
|
|
|
|
if (pixel_width < 2.0) {
|
|
|
|
if (show_vestigial) {
|
|
|
|
if (!vestigial_frame) {
|
|
vestigial_frame = new ArdourCanvas::TimeRectangle (group, ArdourCanvas::Rect (0.0, 0.0, 2.0, trackview.current_height()));
|
|
CANVAS_DEBUG_NAME (vestigial_frame, string_compose ("vestigial frame for %1", get_item_name()));
|
|
vestigial_frame->set_outline_color (ARDOUR_UI::config()->get_VestigialFrame());
|
|
vestigial_frame->set_fill_color (ARDOUR_UI::config()->get_VestigialFrame());
|
|
vestigial_frame->set_outline_what (ArdourCanvas::Rectangle::What (ArdourCanvas::Rectangle::LEFT|ArdourCanvas::Rectangle::RIGHT));
|
|
}
|
|
|
|
vestigial_frame->show();
|
|
}
|
|
|
|
if (frame) {
|
|
frame->hide();
|
|
}
|
|
|
|
if (frame_handle_start) {
|
|
frame_handle_start->hide();
|
|
frame_handle_end->hide();
|
|
}
|
|
|
|
} else {
|
|
if (vestigial_frame) {
|
|
vestigial_frame->hide();
|
|
}
|
|
|
|
if (frame) {
|
|
frame->show();
|
|
frame->set_x1 (pixel_width);
|
|
|
|
if (selection_frame) {
|
|
selection_frame->set (frame->get().shrink (1.0));
|
|
}
|
|
}
|
|
|
|
if (frame_handle_start) {
|
|
if (pixel_width < (3 * TimeAxisViewItem::GRAB_HANDLE_WIDTH)) {
|
|
/*
|
|
* there's less than GRAB_HANDLE_WIDTH of the region between
|
|
* the right-hand end of frame_handle_start and the left-hand
|
|
* end of frame_handle_end, so disable the handles
|
|
*/
|
|
|
|
frame_handle_start->hide();
|
|
frame_handle_end->hide();
|
|
} else {
|
|
frame_handle_start->show();
|
|
frame_handle_end->set_x0 (pixel_width - (TimeAxisViewItem::GRAB_HANDLE_WIDTH));
|
|
frame_handle_end->set_x1 (pixel_width);
|
|
frame_handle_end->show();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::manage_name_text ()
|
|
{
|
|
int visible_name_width;
|
|
|
|
if (!name_text) {
|
|
return;
|
|
}
|
|
|
|
if (!wide_enough_for_name || !high_enough_for_name) {
|
|
name_text->hide ();
|
|
return;
|
|
}
|
|
|
|
if (name_text->text().empty()) {
|
|
name_text->hide ();
|
|
}
|
|
|
|
visible_name_width = name_text_width;
|
|
|
|
if (visible_name_width > _width - NAME_X_OFFSET) {
|
|
visible_name_width = _width - NAME_X_OFFSET;
|
|
}
|
|
|
|
if (visible_name_width < 1) {
|
|
name_text->hide ();
|
|
} else {
|
|
name_text->clamp_width (visible_name_width);
|
|
name_text->show ();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Callback used to remove this time axis item during the gtk idle loop.
|
|
* This is used to avoid deleting the obejct while inside the remove_this_item
|
|
* method.
|
|
*
|
|
* @param item the TimeAxisViewItem to remove.
|
|
* @param src the identity of the object that initiated the change.
|
|
*/
|
|
gint
|
|
TimeAxisViewItem::idle_remove_this_item(TimeAxisViewItem* item, void* src)
|
|
{
|
|
item->ItemRemoved (item->get_item_name(), src); /* EMIT_SIGNAL */
|
|
delete item;
|
|
item = 0;
|
|
return false;
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::set_y (double y)
|
|
{
|
|
group->set_y_position (y);
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::parameter_changed (string p)
|
|
{
|
|
if (p == "color-regions-using-track-color") {
|
|
set_colors ();
|
|
} else if (p == "timeline-item-gradient-depth") {
|
|
set_frame_gradient ();
|
|
}
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::drag_start ()
|
|
{
|
|
_dragging = true;
|
|
set_frame_color ();
|
|
}
|
|
|
|
void
|
|
TimeAxisViewItem::drag_end ()
|
|
{
|
|
_dragging = false;
|
|
set_frame_color ();
|
|
}
|