4476461443
signal show notionally "flow" from left to bottom or from top to right. Some layout cleanups. git-svn-id: svn://localhost/ardour2/branches/3.0@4416 d708f5d6-7413-0410-9779-e7cbd77b26cf
250 lines
6.7 KiB
C++
250 lines
6.7 KiB
C++
/*
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Copyright (C) 2002-2009 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 <iostream>
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#include <boost/weak_ptr.hpp>
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#include <gtkmm/menu.h>
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#include <gtkmm/menushell.h>
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#include <gtkmm/menu_elems.h>
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#include <cairo/cairo.h>
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#include "ardour/bundle.h"
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#include "port_matrix_row_labels.h"
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#include "port_matrix.h"
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#include "i18n.h"
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PortMatrixRowLabels::PortMatrixRowLabels (PortMatrix* p, PortMatrixBody* b, Location l)
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: PortMatrixComponent (b), _port_matrix (p), _menu (0), _location (l)
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{
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}
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PortMatrixRowLabels::~PortMatrixRowLabels ()
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{
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delete _menu;
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}
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void
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PortMatrixRowLabels::compute_dimensions ()
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{
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GdkPixmap* pm = gdk_pixmap_new (NULL, 1, 1, 24);
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gdk_drawable_set_colormap (pm, gdk_colormap_get_system());
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cairo_t* cr = gdk_cairo_create (pm);
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_longest_port_name = 0;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
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cairo_text_extents_t ext;
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cairo_text_extents (cr, (*i)->channel_name(j).c_str(), &ext);
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if (ext.width > _longest_port_name) {
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_longest_port_name = ext.width;
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}
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}
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}
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_longest_bundle_name = 0;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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cairo_text_extents_t ext;
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cairo_text_extents (cr, (*i)->name().c_str(), &ext);
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if (ext.width > _longest_bundle_name) {
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_longest_bundle_name = ext.width;
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}
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}
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cairo_destroy (cr);
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gdk_pixmap_unref (pm);
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_height = 0;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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_height += (*i)->nchannels() * row_height();
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}
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_width = _longest_port_name + name_pad() * 4 + _longest_bundle_name;
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}
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void
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PortMatrixRowLabels::render (cairo_t* cr)
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{
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/* BACKGROUND */
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set_source_rgb (cr, background_colour());
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cairo_rectangle (cr, 0, 0, _width, _height);
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cairo_fill (cr);
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/* SIDE BUNDLE NAMES */
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uint32_t x;
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if (_location == LEFT) {
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x = name_pad();
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} else if (_location == RIGHT) {
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x = _longest_port_name + name_pad() * 3;
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}
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uint32_t y = 0;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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Gdk::Color const colour = get_a_bundle_colour (i - _body->row_bundles().begin ());
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set_source_rgb (cr, colour);
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cairo_rectangle (cr, 0, y, _width, row_height() * (*i)->nchannels());
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cairo_fill_preserve (cr);
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set_source_rgb (cr, background_colour());
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cairo_set_line_width (cr, label_border_width ());
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cairo_stroke (cr);
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uint32_t off = 0;
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if ((*i)->nchannels () > 0) {
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/* use the extent of our first channel name so that the bundle name is vertically aligned with it */
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cairo_text_extents_t ext;
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cairo_text_extents (cr, (*i)->channel_name(0).c_str(), &ext);
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off = (row_height() - ext.height) / 2;
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} else {
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off = row_height() / 2;
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}
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set_source_rgb (cr, text_colour());
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cairo_move_to (cr, x, y + name_pad() + off);
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cairo_show_text (cr, (*i)->name().c_str());
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y += row_height() * (*i)->nchannels ();
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}
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/* SIDE PORT NAMES */
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y = 0;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
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uint32_t x;
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if (_location == LEFT) {
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x = _longest_bundle_name + name_pad() * 2;
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} else if (_location == RIGHT) {
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x = 0;
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}
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Gdk::Color const colour = get_a_bundle_colour (i - _body->row_bundles().begin ());
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set_source_rgb (cr, colour);
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cairo_rectangle (
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cr,
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x,
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y,
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_longest_port_name + (name_pad() * 2),
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row_height()
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);
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cairo_fill_preserve (cr);
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set_source_rgb (cr, background_colour());
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cairo_set_line_width (cr, label_border_width ());
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cairo_stroke (cr);
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cairo_text_extents_t ext;
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cairo_text_extents (cr, (*i)->channel_name(j).c_str(), &ext);
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uint32_t const off = (row_height() - ext.height) / 2;
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set_source_rgb (cr, text_colour());
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cairo_move_to (cr, x + name_pad(), y + name_pad() + off);
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cairo_show_text (cr, (*i)->channel_name(j).c_str());
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y += row_height();
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}
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}
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}
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void
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PortMatrixRowLabels::button_press (double x, double y, int b, uint32_t t)
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{
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if (b != 3) {
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return;
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}
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if ( (_location == LEFT && x > (_longest_bundle_name + name_pad() * 2)) ||
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(_location == RIGHT && x < (_longest_port_name + name_pad() * 2))
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) {
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delete _menu;
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_menu = new Gtk::Menu;
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_menu->set_name ("ArdourContextMenu");
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Gtk::Menu_Helpers::MenuList& items = _menu->items ();
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uint32_t row = y / row_height ();
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boost::shared_ptr<ARDOUR::Bundle> bundle;
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uint32_t channel;
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for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->row_bundles().begin(); i != _body->row_bundles().end(); ++i) {
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if (row < (*i)->nchannels ()) {
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bundle = *i;
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channel = row;
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break;
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} else {
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row -= (*i)->nchannels ();
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}
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}
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if (bundle) {
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char buf [64];
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if (_port_matrix->can_rename_channels ()) {
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snprintf (buf, sizeof (buf), _("Rename '%s'..."), bundle->channel_name (channel).c_str());
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items.push_back (
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Gtk::Menu_Helpers::MenuElem (
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buf,
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sigc::bind (sigc::mem_fun (*this, &PortMatrixRowLabels::rename_channel_proxy), bundle, channel)
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)
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);
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}
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snprintf (buf, sizeof (buf), _("Remove '%s'"), bundle->channel_name (channel).c_str());
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items.push_back (
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Gtk::Menu_Helpers::MenuElem (
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buf,
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sigc::bind (sigc::mem_fun (*this, &PortMatrixRowLabels::remove_channel_proxy), bundle, channel)
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)
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);
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_menu->popup (1, t);
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}
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}
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}
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void
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PortMatrixRowLabels::remove_channel_proxy (boost::weak_ptr<ARDOUR::Bundle> b, uint32_t c)
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{
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boost::shared_ptr<ARDOUR::Bundle> sb = b.lock ();
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if (!sb) {
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return;
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}
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_port_matrix->remove_channel (sb, c);
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}
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void
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PortMatrixRowLabels::rename_channel_proxy (boost::weak_ptr<ARDOUR::Bundle> b, uint32_t c)
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{
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boost::shared_ptr<ARDOUR::Bundle> sb = b.lock ();
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if (!sb) {
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return;
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}
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_port_matrix->rename_channel (sb, c);
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}
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