2 Copyright (C) 2002-2009 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <cairo/cairo.h>
22 #include "ardour/bundle.h"
23 #include "ardour/types.h"
24 #include "port_matrix_grid.h"
25 #include "port_matrix.h"
26 #include "port_matrix_body.h"
30 using Gtkmm2ext::Keyboard;
32 PortMatrixGrid::PortMatrixGrid (PortMatrix* m, PortMatrixBody* b)
33 : PortMatrixComponent (m, b),
42 PortMatrixGrid::compute_dimensions ()
44 if (_matrix->visible_columns()) {
45 _width = group_size (_matrix->visible_columns()) * grid_spacing ();
50 if (_matrix->visible_rows()) {
51 _height = group_size (_matrix->visible_rows()) * grid_spacing ();
59 PortMatrixGrid::render (cairo_t* cr)
61 set_source_rgb (cr, background_colour());
62 cairo_rectangle (cr, 0, 0, _width, _height);
65 PortGroup::BundleList const & row_bundles = _matrix->visible_rows()->bundles();
66 PortGroup::BundleList const & column_bundles = _matrix->visible_columns()->bundles();
70 /* VERTICAL GRID LINES */
72 set_source_rgb (cr, grid_colour());
75 for (PortGroup::BundleList::const_iterator i = column_bundles.begin(); i != column_bundles.end(); ++i) {
77 cairo_set_line_width (cr, thick_grid_line_width());
78 cairo_move_to (cr, x, 0);
79 cairo_line_to (cr, x, _height);
82 if (!_matrix->show_only_bundles()) {
83 cairo_set_line_width (cr, thin_grid_line_width());
84 for (uint32_t j = 0; j < _matrix->count_of_our_type ((*i)->bundle->nchannels()); ++j) {
86 cairo_move_to (cr, x, 0);
87 cairo_line_to (cr, x, _height);
102 /* HORIZONTAL GRID LINES */
105 for (PortGroup::BundleList::const_iterator i = row_bundles.begin(); i != row_bundles.end(); ++i) {
107 cairo_set_line_width (cr, thick_grid_line_width());
108 cairo_move_to (cr, 0, y);
109 cairo_line_to (cr, _width, y);
112 if (!_matrix->show_only_bundles()) {
113 cairo_set_line_width (cr, thin_grid_line_width());
114 for (uint32_t j = 0; j < _matrix->count_of_our_type ((*i)->bundle->nchannels()); ++j) {
115 y += grid_spacing ();
116 cairo_move_to (cr, 0, y);
117 cairo_line_to (cr, _width, y);
123 y += grid_spacing ();
130 /* ASSOCIATION INDICATORS */
135 if (_matrix->show_only_bundles()) {
137 for (PortGroup::BundleList::const_iterator i = column_bundles.begin(); i != column_bundles.end(); ++i) {
140 for (PortGroup::BundleList::const_iterator j = row_bundles.begin(); j != row_bundles.end(); ++j) {
142 PortMatrixNode::State s = get_association (PortMatrixNode (
143 ARDOUR::BundleChannel ((*i)->bundle, 0),
144 ARDOUR::BundleChannel ((*j)->bundle, 0)
147 case PortMatrixNode::ASSOCIATED:
148 draw_association_indicator (cr, bx, by);
150 case PortMatrixNode::PARTIAL:
151 draw_association_indicator (cr, bx, by, 0.5);
157 by += grid_spacing();
160 bx += grid_spacing();
166 for (PortGroup::BundleList::const_iterator i = column_bundles.begin(); i != column_bundles.end(); ++i) {
169 for (PortGroup::BundleList::const_iterator j = row_bundles.begin(); j != row_bundles.end(); ++j) {
172 for (uint32_t k = 0; k < (*i)->bundle->nchannels().n_total(); ++k) {
175 for (uint32_t l = 0; l < (*j)->bundle->nchannels().n_total(); ++l) {
177 if (!_matrix->should_show ((*i)->bundle->channel_type(k)) || !_matrix->should_show ((*j)->bundle->channel_type(l))) {
181 ARDOUR::BundleChannel c[2];
182 c[_matrix->column_index()] = ARDOUR::BundleChannel ((*i)->bundle, k);
183 c[_matrix->row_index()] = ARDOUR::BundleChannel ((*j)->bundle, l);
185 PortMatrixNode::State const s = _matrix->get_state (c);
188 case PortMatrixNode::ASSOCIATED:
189 draw_association_indicator (cr, x, y);
192 case PortMatrixNode::NOT_ASSOCIATED:
205 by += _matrix->count_of_our_type ((*j)->bundle->nchannels()) * grid_spacing();
208 bx += _matrix->count_of_our_type ((*i)->bundle->nchannels()) * grid_spacing();
214 PortMatrixGrid::draw_association_indicator (cairo_t* cr, uint32_t x, uint32_t y, double p)
216 set_source_rgba (cr, association_colour(), 0.5);
220 x + grid_spacing() / 2,
221 y + grid_spacing() / 2,
222 (grid_spacing() - (2 * connection_indicator_pad())) / 2,
231 PortMatrixGrid::draw_empty_square (cairo_t* cr, uint32_t x, uint32_t y)
233 set_source_rgb (cr, background_colour());
236 x + thick_grid_line_width(),
237 y + thick_grid_line_width(),
238 grid_spacing() - 2 * thick_grid_line_width(),
239 grid_spacing() - 2 * thick_grid_line_width()
245 PortMatrixGrid::position_to_node (double x, double y) const
247 return PortMatrixNode (
248 position_to_channel (y, x, _matrix->visible_rows()),
249 position_to_channel (x, y, _matrix->visible_columns())
254 PortMatrixGrid::button_press (double x, double y, int b, uint32_t t, guint)
256 ARDOUR::BundleChannel const px = position_to_channel (x, y, _matrix->visible_columns());
257 ARDOUR::BundleChannel const py = position_to_channel (y, x, _matrix->visible_rows());
262 _drag_valid = (px.bundle && py.bundle);
265 _drag_start_x = x / grid_spacing ();
266 _drag_start_y = y / grid_spacing ();
270 _matrix->popup_menu (px, py, t);
275 PortMatrixNode::State
276 PortMatrixGrid::get_association (PortMatrixNode node) const
278 if (_matrix->show_only_bundles()) {
280 bool have_off_diagonal_association = false;
281 bool have_diagonal_association = false;
282 bool have_diagonal_not_association = false;
284 for (uint32_t i = 0; i < node.row.bundle->nchannels().n_total(); ++i) {
286 for (uint32_t j = 0; j < node.column.bundle->nchannels().n_total(); ++j) {
288 if (!_matrix->should_show (node.row.bundle->channel_type(i)) || !_matrix->should_show (node.column.bundle->channel_type(j))) {
292 ARDOUR::BundleChannel c[2];
293 c[_matrix->column_index()] = ARDOUR::BundleChannel (node.row.bundle, i);
294 c[_matrix->row_index()] = ARDOUR::BundleChannel (node.column.bundle, j);
296 PortMatrixNode::State const s = _matrix->get_state (c);
299 case PortMatrixNode::ASSOCIATED:
301 have_diagonal_association = true;
303 have_off_diagonal_association = true;
307 case PortMatrixNode::NOT_ASSOCIATED:
309 have_diagonal_not_association = true;
319 if (have_diagonal_association && !have_off_diagonal_association && !have_diagonal_not_association) {
320 return PortMatrixNode::ASSOCIATED;
321 } else if (!have_diagonal_association && !have_off_diagonal_association) {
322 return PortMatrixNode::NOT_ASSOCIATED;
325 return PortMatrixNode::PARTIAL;
329 ARDOUR::BundleChannel c[2];
330 c[_matrix->column_index()] = node.column;
331 c[_matrix->row_index()] = node.row;
332 return _matrix->get_state (c);
337 return PortMatrixNode::NOT_ASSOCIATED;
341 PortMatrixGrid::set_association (PortMatrixNode node, bool s)
343 if (_matrix->show_only_bundles()) {
345 for (uint32_t i = 0; i < node.column.bundle->nchannels().n_total(); ++i) {
346 for (uint32_t j = 0; j < node.row.bundle->nchannels().n_total(); ++j) {
348 if (!_matrix->should_show (node.column.bundle->channel_type(i)) || !_matrix->should_show (node.row.bundle->channel_type(j))) {
352 ARDOUR::BundleChannel c[2];
353 c[_matrix->column_index()] = ARDOUR::BundleChannel (node.column.bundle, i);
354 c[_matrix->row_index()] = ARDOUR::BundleChannel (node.row.bundle, j);
355 _matrix->set_state (c, s && (i == j));
361 if (node.row.bundle && node.column.bundle) {
363 ARDOUR::BundleChannel c[2];
364 c[_matrix->row_index()] = node.row;
365 c[_matrix->column_index()] = node.column;
366 _matrix->set_state (c, s);
372 PortMatrixGrid::button_release (double x, double y, int b, uint32_t /*t*/, guint s)
378 if (_dragging && _moved) {
381 list<PortMatrixNode> const p = nodes_on_line (_drag_start_x, _drag_start_y, _drag_x, _drag_y);
384 PortMatrixNode::State const s = get_association (p.front());
385 for (list<PortMatrixNode>::const_iterator i = p.begin(); i != p.end(); ++i) {
386 set_association (*i, toggle_state (s));
393 if (Keyboard::modifier_state_equals (s, Keyboard::PrimaryModifier)) {
394 /* associate/disassociate things diagonally down and right until we run out */
395 PortMatrixNode::State s = (PortMatrixNode::State) 0;
397 PortMatrixNode const n = position_to_node (x, y);
398 if (n.row.bundle && n.column.bundle) {
399 if (s == (PortMatrixNode::State) 0) {
400 s = get_association (n);
402 set_association (n, toggle_state (s));
406 x += grid_spacing ();
407 y += grid_spacing ();
412 PortMatrixNode const n = position_to_node (x, y);
413 if (n.row.bundle && n.column.bundle) {
414 PortMatrixNode::State const s = get_association (n);
415 set_association (n, toggle_state (s));
423 _body->queue_draw ();
431 PortMatrixGrid::draw_extra (cairo_t* cr)
433 set_source_rgba (cr, mouseover_line_colour(), 0.3);
434 cairo_set_line_width (cr, mouseover_line_width());
436 list<PortMatrixNode> const m = _body->mouseover ();
438 for (list<PortMatrixNode>::const_iterator i = m.begin(); i != m.end(); ++i) {
440 double const x = component_to_parent_x (channel_to_position (i->column, _matrix->visible_columns()) * grid_spacing()) + grid_spacing() / 2;
441 double const y = component_to_parent_y (channel_to_position (i->row, _matrix->visible_rows()) * grid_spacing()) + grid_spacing() / 2;
443 if (i->row.bundle && i->column.bundle) {
445 cairo_move_to (cr, x, y);
446 if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
447 cairo_line_to (cr, component_to_parent_x (0), y);
448 } else if (_matrix->arrangement() == PortMatrix::TOP_TO_RIGHT) {
449 cairo_line_to (cr, _parent_rectangle.get_x() + _parent_rectangle.get_width(), y);
453 cairo_move_to (cr, x, y);
454 if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
455 cairo_line_to (cr, x, _parent_rectangle.get_y() + _parent_rectangle.get_height());
456 } else if (_matrix->arrangement() == PortMatrix::TOP_TO_RIGHT) {
457 cairo_line_to (cr, x, component_to_parent_y (0));
463 if (_dragging && _drag_valid && _moved) {
465 list<PortMatrixNode> const p = nodes_on_line (_drag_start_x, _drag_start_y, _drag_x, _drag_y);
469 bool const s = toggle_state (get_association (p.front()));
471 for (list<PortMatrixNode>::const_iterator i = p.begin(); i != p.end(); ++i) {
473 draw_association_indicator (
475 component_to_parent_x (channel_to_position (i->column, _matrix->visible_columns()) * grid_spacing ()),
476 component_to_parent_y (channel_to_position (i->row, _matrix->visible_rows()) * grid_spacing ())
481 component_to_parent_x (channel_to_position (i->column, _matrix->visible_columns()) * grid_spacing ()),
482 component_to_parent_y (channel_to_position (i->row, _matrix->visible_rows()) * grid_spacing ())
488 set_source_rgba (cr, association_colour (), 0.3);
492 component_to_parent_x (_drag_start_x * grid_spacing() + grid_spacing() / 2),
493 component_to_parent_y (_drag_start_y * grid_spacing() + grid_spacing() / 2)
498 component_to_parent_x (_drag_x * grid_spacing() + grid_spacing() / 2),
499 component_to_parent_y (_drag_y * grid_spacing() + grid_spacing() / 2)
508 PortMatrixGrid::mouseover_changed (list<PortMatrixNode> const & old)
510 queue_draw_for (old);
511 queue_draw_for (_body->mouseover());
515 PortMatrixGrid::motion (double x, double y)
517 _body->set_mouseover (position_to_node (x, y));
519 int const px = x / grid_spacing ();
520 int const py = y / grid_spacing ();
522 if (_dragging && !_moved && ( (px != _drag_start_x || py != _drag_start_x) )) {
526 if (_dragging && _drag_valid && _moved) {
529 _body->queue_draw ();
534 PortMatrixGrid::queue_draw_for (list<PortMatrixNode> const &n)
536 for (list<PortMatrixNode>::const_iterator i = n.begin(); i != n.end(); ++i) {
540 double const y = channel_to_position (i->row, _matrix->visible_rows()) * grid_spacing ();
541 _body->queue_draw_area (
542 _parent_rectangle.get_x(),
543 component_to_parent_y (y),
544 _parent_rectangle.get_width(),
549 if (i->column.bundle) {
551 double const x = channel_to_position (i->column, _matrix->visible_columns()) * grid_spacing ();
553 _body->queue_draw_area (
554 component_to_parent_x (x),
555 _parent_rectangle.get_y(),
557 _parent_rectangle.get_height()
564 PortMatrixGrid::component_to_parent_x (double x) const
566 return x - _body->xoffset() + _parent_rectangle.get_x();
570 PortMatrixGrid::parent_to_component_x (double x) const
572 return x + _body->xoffset() - _parent_rectangle.get_x();
576 PortMatrixGrid::component_to_parent_y (double y) const
578 return y - _body->yoffset() + _parent_rectangle.get_y();
582 PortMatrixGrid::parent_to_component_y (double y) const
584 return y + _body->yoffset() - _parent_rectangle.get_y();
588 PortMatrixGrid::nodes_on_line (int x0, int y0, int x1, int y1) const
590 list<PortMatrixNode> p;
592 bool const steep = abs (y1 - y0) > abs (x1 - x0);
614 int dy = abs (y1 - y0);
617 double derr = double (dy) / dx;
620 int const ystep = y0 < y1 ? 1 : -1;
622 for (int x = x0; x <= x1; ++x) {
624 PortMatrixNode n = position_to_node (y * grid_spacing (), x * grid_spacing ());
625 if (n.row.bundle && n.column.bundle) {
629 PortMatrixNode n = position_to_node (x * grid_spacing (), y * grid_spacing ());
630 if (n.row.bundle && n.column.bundle) {
647 PortMatrixGrid::toggle_state (PortMatrixNode::State s) const
649 return (s == PortMatrixNode::NOT_ASSOCIATED || s == PortMatrixNode::PARTIAL);