9cc7b452eb
git-svn-id: svn://localhost/ardour2/branches/3.0@4446 d708f5d6-7413-0410-9779-e7cbd77b26cf
397 lines
9.1 KiB
C++
397 lines
9.1 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 "ardour/bundle.h"
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#include "ardour/types.h"
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#include "port_matrix_body.h"
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#include "port_matrix.h"
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PortMatrixBody::PortMatrixBody (PortMatrix* p, Arrangement a)
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: _port_matrix (p),
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_column_labels (this, a == TOP_AND_RIGHT ? PortMatrixColumnLabels::TOP : PortMatrixColumnLabels::BOTTOM),
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_row_labels (p, this, a == BOTTOM_AND_LEFT ? PortMatrixRowLabels::LEFT : PortMatrixRowLabels::RIGHT),
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_grid (p, this),
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_arrangement (a),
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_xoffset (0),
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_yoffset (0),
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_pointer_inside (false),
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_column_ports (_port_matrix->type(), _port_matrix->offering_input()),
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_row_ports (_port_matrix->type(), !_port_matrix->offering_input())
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{
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modify_bg (Gtk::STATE_NORMAL, Gdk::Color ("#00000"));
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add_events (Gdk::ENTER_NOTIFY_MASK | Gdk::LEAVE_NOTIFY_MASK | Gdk::POINTER_MOTION_MASK);
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}
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bool
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PortMatrixBody::on_expose_event (GdkEventExpose* event)
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{
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Gdk::Rectangle const exposure (
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event->area.x, event->area.y, event->area.width, event->area.height
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);
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bool intersects;
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Gdk::Rectangle r = exposure;
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r.intersect (_column_labels.parent_rectangle(), intersects);
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if (intersects) {
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gdk_draw_drawable (
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get_window()->gobj(),
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get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
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_column_labels.get_pixmap (get_window()->gobj()),
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_column_labels.parent_to_component_x (r.get_x()),
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_column_labels.parent_to_component_y (r.get_y()),
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r.get_x(),
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r.get_y(),
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r.get_width(),
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r.get_height()
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);
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}
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r = exposure;
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r.intersect (_row_labels.parent_rectangle(), intersects);
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if (intersects) {
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gdk_draw_drawable (
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get_window()->gobj(),
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get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
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_row_labels.get_pixmap (get_window()->gobj()),
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_row_labels.parent_to_component_x (r.get_x()),
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_row_labels.parent_to_component_y (r.get_y()),
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r.get_x(),
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r.get_y(),
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r.get_width(),
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r.get_height()
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);
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}
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r = exposure;
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r.intersect (_grid.parent_rectangle(), intersects);
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if (intersects) {
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gdk_draw_drawable (
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get_window()->gobj(),
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get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
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_grid.get_pixmap (get_window()->gobj()),
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_grid.parent_to_component_x (r.get_x()),
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_grid.parent_to_component_y (r.get_y()),
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r.get_x(),
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r.get_y(),
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r.get_width(),
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r.get_height()
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);
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}
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cairo_t* cr = gdk_cairo_create (get_window()->gobj());
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_grid.draw_extra (cr);
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_row_labels.draw_extra (cr);
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_column_labels.draw_extra (cr);
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cairo_destroy (cr);
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return true;
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}
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void
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PortMatrixBody::on_size_request (Gtk::Requisition *req)
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{
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std::pair<int, int> const col = _column_labels.dimensions ();
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std::pair<int, int> const row = _row_labels.dimensions ();
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std::pair<int, int> const grid = _grid.dimensions ();
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req->width = std::max (col.first, grid.first + row.first);
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req->height = col.second + grid.second;
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}
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void
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PortMatrixBody::on_size_allocate (Gtk::Allocation& alloc)
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{
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Gtk::EventBox::on_size_allocate (alloc);
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set_allocation (alloc);
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_alloc_width = alloc.get_width ();
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_alloc_height = alloc.get_height ();
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compute_rectangles ();
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_port_matrix->setup_scrollbars ();
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}
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void
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PortMatrixBody::compute_rectangles ()
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{
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/* full sizes of components */
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std::pair<uint32_t, uint32_t> const col = _column_labels.dimensions ();
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std::pair<uint32_t, uint32_t> const row = _row_labels.dimensions ();
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std::pair<uint32_t, uint32_t> const grid = _grid.dimensions ();
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Gdk::Rectangle col_rect;
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Gdk::Rectangle row_rect;
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Gdk::Rectangle grid_rect;
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if (_arrangement == TOP_AND_RIGHT) {
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/* build from top left */
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col_rect.set_x (0);
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col_rect.set_y (0);
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grid_rect.set_x (0);
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if (_alloc_width > col.first) {
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col_rect.set_width (col.first);
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} else {
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col_rect.set_width (_alloc_width);
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}
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/* move down to y division */
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uint32_t y = 0;
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if (_alloc_height > col.second) {
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y = col.second;
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} else {
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y = _alloc_height;
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}
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col_rect.set_height (y);
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row_rect.set_y (y);
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row_rect.set_height (_alloc_height - y);
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grid_rect.set_y (y);
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grid_rect.set_height (_alloc_height - y);
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/* move right to x division */
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uint32_t x = 0;
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if (_alloc_width > (grid.first + row.first)) {
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x = grid.first;
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} else if (_alloc_width > row.first) {
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x = _alloc_width - row.first;
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}
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grid_rect.set_width (x);
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row_rect.set_x (x);
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row_rect.set_width (_alloc_width - x);
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} else if (_arrangement == BOTTOM_AND_LEFT) {
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/* build from bottom right */
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/* move left to x division */
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uint32_t x = 0;
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if (_alloc_width > (grid.first + row.first)) {
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x = grid.first;
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} else if (_alloc_width > row.first) {
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x = _alloc_width - row.first;
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}
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grid_rect.set_x (_alloc_width - x);
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grid_rect.set_width (x);
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col_rect.set_width (col.first - grid.first + x);
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col_rect.set_x (_alloc_width - col_rect.get_width());
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row_rect.set_width (std::min (_alloc_width - x, row.first));
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row_rect.set_x (_alloc_width - x - row_rect.get_width());
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/* move up to the y division */
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uint32_t y = 0;
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if (_alloc_height > col.second) {
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y = col.second;
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} else {
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y = _alloc_height;
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}
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col_rect.set_y (_alloc_height - y);
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col_rect.set_height (y);
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grid_rect.set_height (std::min (grid.second, _alloc_height - y));
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grid_rect.set_y (_alloc_height - y - grid_rect.get_height());
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row_rect.set_height (grid_rect.get_height());
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row_rect.set_y (grid_rect.get_y());
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}
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_row_labels.set_parent_rectangle (row_rect);
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_column_labels.set_parent_rectangle (col_rect);
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_grid.set_parent_rectangle (grid_rect);
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}
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void
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PortMatrixBody::setup (PortGroupList const& row, PortGroupList const& column)
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{
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for (std::list<sigc::connection>::iterator i = _bundle_connections.begin(); i != _bundle_connections.end(); ++i) {
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i->disconnect ();
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}
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_bundle_connections.clear ();
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_row_ports = row;
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_column_ports = column;
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ARDOUR::BundleList r = _row_ports.bundles ();
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for (ARDOUR::BundleList::iterator i = r.begin(); i != r.end(); ++i) {
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_bundle_connections.push_back (
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(*i)->NameChanged.connect (sigc::mem_fun (*this, &PortMatrixBody::rebuild_and_draw_row_labels))
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);
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}
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ARDOUR::BundleList c = _column_ports.bundles ();
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for (ARDOUR::BundleList::iterator i = c.begin(); i != c.end(); ++i) {
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_bundle_connections.push_back (
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(*i)->NameChanged.connect (sigc::mem_fun (*this, &PortMatrixBody::rebuild_and_draw_column_labels))
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);
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}
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_column_labels.setup ();
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_row_labels.setup ();
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_grid.setup ();
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compute_rectangles ();
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}
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uint32_t
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PortMatrixBody::full_scroll_width ()
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{
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return _grid.dimensions().first;
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}
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uint32_t
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PortMatrixBody::alloc_scroll_width ()
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{
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return _grid.parent_rectangle().get_width();
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}
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uint32_t
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PortMatrixBody::full_scroll_height ()
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{
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return _grid.dimensions().second;
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}
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uint32_t
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PortMatrixBody::alloc_scroll_height ()
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{
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return _grid.parent_rectangle().get_height();
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}
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void
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PortMatrixBody::set_xoffset (uint32_t xo)
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{
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_xoffset = xo;
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queue_draw ();
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}
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void
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PortMatrixBody::set_yoffset (uint32_t yo)
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{
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_yoffset = yo;
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queue_draw ();
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}
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bool
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PortMatrixBody::on_button_press_event (GdkEventButton* ev)
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{
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if (Gdk::Region (_grid.parent_rectangle()).point_in (ev->x, ev->y)) {
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_grid.button_press (
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_grid.parent_to_component_x (ev->x),
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_grid.parent_to_component_y (ev->y),
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ev->button
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);
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} else if (Gdk::Region (_row_labels.parent_rectangle()).point_in (ev->x, ev->y)) {
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_row_labels.button_press (
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_row_labels.parent_to_component_x (ev->x),
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_row_labels.parent_to_component_y (ev->y),
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ev->button, ev->time
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);
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} else {
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return false;
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}
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return true;
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}
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void
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PortMatrixBody::rebuild_and_draw_grid ()
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{
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_grid.require_rebuild ();
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queue_draw ();
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}
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void
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PortMatrixBody::rebuild_and_draw_column_labels ()
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{
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_column_labels.require_rebuild ();
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queue_draw ();
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}
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void
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PortMatrixBody::rebuild_and_draw_row_labels ()
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{
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_row_labels.require_rebuild ();
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queue_draw ();
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}
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bool
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PortMatrixBody::on_enter_notify_event (GdkEventCrossing* ev)
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{
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if (ev->type == GDK_ENTER_NOTIFY) {
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_pointer_inside = true;
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} else if (ev->type == GDK_LEAVE_NOTIFY) {
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_pointer_inside = false;
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}
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return true;
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}
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bool
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PortMatrixBody::on_motion_notify_event (GdkEventMotion* ev)
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{
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if (_pointer_inside && Gdk::Region (_grid.parent_rectangle()).point_in (ev->x, ev->y)) {
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_grid.mouseover_event (
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_grid.parent_to_component_x (ev->x),
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_grid.parent_to_component_y (ev->y)
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);
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}
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return true;
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}
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void
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PortMatrixBody::set_mouseover (PortMatrixNode const & n)
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{
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if (n == _mouseover) {
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return;
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}
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PortMatrixNode old = _mouseover;
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_mouseover = n;
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_grid.mouseover_changed (old);
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_row_labels.mouseover_changed (old);
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_column_labels.mouseover_changed (old);
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}
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