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 "ardour/bundle.h"
22 #include "ardour/types.h"
23 #include "port_matrix_body.h"
24 #include "port_matrix.h"
25 #include "port_matrix_column_labels.h"
26 #include "port_matrix_row_labels.h"
27 #include "port_matrix_grid.h"
29 PortMatrixBody::PortMatrixBody (PortMatrix* p)
33 _mouse_over_grid (false)
35 _column_labels = new PortMatrixColumnLabels (p, this);
36 _row_labels = new PortMatrixRowLabels (p, this);
37 _grid = new PortMatrixGrid (p, this);
39 modify_bg (Gtk::STATE_NORMAL, Gdk::Color ("#00000"));
40 add_events (Gdk::LEAVE_NOTIFY_MASK | Gdk::POINTER_MOTION_MASK);
44 PortMatrixBody::~PortMatrixBody ()
46 delete _column_labels;
52 PortMatrixBody::on_expose_event (GdkEventExpose* event)
54 Gdk::Rectangle const exposure (
55 event->area.x, event->area.y, event->area.width, event->area.height
60 Gdk::Rectangle r = exposure;
61 /* the get_pixmap call may cause things to be rerendered and sizes to change,
62 so fetch the pixmap before calculating where to put it */
63 GdkPixmap* p = _column_labels->get_pixmap (get_window()->gobj());
64 r.intersect (_column_labels->parent_rectangle(), intersects);
70 get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
72 _column_labels->parent_to_component_x (r.get_x()),
73 _column_labels->parent_to_component_y (r.get_y()),
82 p = _row_labels->get_pixmap (get_window()->gobj());
83 r.intersect (_row_labels->parent_rectangle(), intersects);
88 get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
90 _row_labels->parent_to_component_x (r.get_x()),
91 _row_labels->parent_to_component_y (r.get_y()),
100 p = _grid->get_pixmap (get_window()->gobj());
101 r.intersect (_grid->parent_rectangle(), intersects);
105 get_window()->gobj(),
106 get_style()->get_fg_gc (Gtk::STATE_NORMAL)->gobj(),
108 _grid->parent_to_component_x (r.get_x()),
109 _grid->parent_to_component_y (r.get_y()),
117 cairo_t* cr = gdk_cairo_create (get_window()->gobj());
120 set_cairo_clip (cr, _grid->parent_rectangle ());
121 _grid->draw_extra (cr);
125 set_cairo_clip (cr, _row_labels->parent_rectangle ());
126 _row_labels->draw_extra (cr);
130 set_cairo_clip (cr, _column_labels->parent_rectangle ());
131 _column_labels->draw_extra (cr);
140 PortMatrixBody::on_size_request (Gtk::Requisition *req)
142 std::pair<int, int> const col = _column_labels->dimensions ();
143 std::pair<int, int> const row = _row_labels->dimensions ();
144 std::pair<int, int> const grid = _grid->dimensions ();
146 /* don't ask for the maximum size of our contents, otherwise GTK won't
147 let the containing window shrink below this size */
149 /* XXX these shouldn't be hard-coded */
150 int const min_width = 512;
151 int const min_height = 512;
153 req->width = std::min (min_width, std::max (col.first, grid.first + row.first));
154 req->height = std::min (min_height / _matrix->min_height_divisor(), col.second + grid.second);
158 PortMatrixBody::on_size_allocate (Gtk::Allocation& alloc)
160 Gtk::EventBox::on_size_allocate (alloc);
162 _alloc_width = alloc.get_width ();
163 _alloc_height = alloc.get_height ();
165 compute_rectangles ();
166 _matrix->setup_scrollbars ();
170 PortMatrixBody::compute_rectangles ()
172 /* full sizes of components */
173 std::pair<uint32_t, uint32_t> const col = _column_labels->dimensions ();
174 std::pair<uint32_t, uint32_t> const row = _row_labels->dimensions ();
175 std::pair<uint32_t, uint32_t> const grid = _grid->dimensions ();
177 Gdk::Rectangle col_rect;
178 Gdk::Rectangle row_rect;
179 Gdk::Rectangle grid_rect;
181 if (_matrix->arrangement() == PortMatrix::TOP_TO_RIGHT) {
183 /* build from top left */
189 if (_alloc_width > col.first) {
190 col_rect.set_width (col.first);
192 col_rect.set_width (_alloc_width);
195 /* move down to y division */
198 if (_alloc_height > col.second) {
204 col_rect.set_height (y);
206 row_rect.set_height (_alloc_height - y);
208 grid_rect.set_height (_alloc_height - y);
210 /* move right to x division */
213 if (_alloc_width > (grid.first + row.first)) {
215 } else if (_alloc_width > row.first) {
216 x = _alloc_width - row.first;
219 grid_rect.set_width (x);
221 row_rect.set_width (_alloc_width - x);
224 } else if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
226 /* build from bottom right */
228 /* move left to x division */
231 if (_alloc_width > (grid.first + row.first)) {
233 } else if (_alloc_width > row.first) {
234 x = _alloc_width - row.first;
237 grid_rect.set_x (_alloc_width - x);
238 grid_rect.set_width (x);
239 col_rect.set_width (col.first - grid.first + x);
240 col_rect.set_x (_alloc_width - col_rect.get_width());
242 row_rect.set_width (std::min (_alloc_width - x, row.first));
243 row_rect.set_x (_alloc_width - x - row_rect.get_width());
245 /* move up to the y division */
248 if (_alloc_height > col.second) {
254 col_rect.set_y (_alloc_height - y);
255 col_rect.set_height (y);
257 grid_rect.set_height (std::min (grid.second, _alloc_height - y));
258 grid_rect.set_y (_alloc_height - y - grid_rect.get_height());
260 row_rect.set_height (grid_rect.get_height());
261 row_rect.set_y (grid_rect.get_y());
264 _row_labels->set_parent_rectangle (row_rect);
265 _column_labels->set_parent_rectangle (col_rect);
266 _grid->set_parent_rectangle (grid_rect);
270 PortMatrixBody::setup ()
272 /* Discard any old connections to bundles */
274 for (std::list<sigc::connection>::iterator i = _bundle_connections.begin(); i != _bundle_connections.end(); ++i) {
277 _bundle_connections.clear ();
279 /* Connect to bundles so that we find out when their names change */
281 ARDOUR::BundleList r = _matrix->rows()->bundles ();
282 for (ARDOUR::BundleList::iterator i = r.begin(); i != r.end(); ++i) {
284 _bundle_connections.push_back (
285 (*i)->Changed.connect (sigc::hide (sigc::mem_fun (*this, &PortMatrixBody::rebuild_and_draw_row_labels)))
290 ARDOUR::BundleList c = _matrix->columns()->bundles ();
291 for (ARDOUR::BundleList::iterator i = c.begin(); i != c.end(); ++i) {
292 _bundle_connections.push_back (
293 (*i)->Changed.connect (sigc::hide (sigc::mem_fun (*this, &PortMatrixBody::rebuild_and_draw_column_labels)))
297 _column_labels->setup ();
298 _row_labels->setup ();
301 set_mouseover (PortMatrixNode ());
302 compute_rectangles ();
306 PortMatrixBody::full_scroll_width ()
308 return _grid->dimensions().first;
313 PortMatrixBody::alloc_scroll_width ()
315 return _grid->parent_rectangle().get_width();
319 PortMatrixBody::full_scroll_height ()
321 return _grid->dimensions().second;
325 PortMatrixBody::alloc_scroll_height ()
327 return _grid->parent_rectangle().get_height();
331 PortMatrixBody::set_xoffset (uint32_t xo)
338 PortMatrixBody::set_yoffset (uint32_t yo)
345 PortMatrixBody::on_button_press_event (GdkEventButton* ev)
347 if (Gdk::Region (_grid->parent_rectangle()).point_in (ev->x, ev->y)) {
349 _grid->button_press (
350 _grid->parent_to_component_x (ev->x),
351 _grid->parent_to_component_y (ev->y),
355 } else if (Gdk::Region (_row_labels->parent_rectangle()).point_in (ev->x, ev->y)) {
357 _row_labels->button_press (
358 _row_labels->parent_to_component_x (ev->x),
359 _row_labels->parent_to_component_y (ev->y),
363 } else if (Gdk::Region (_column_labels->parent_rectangle()).point_in (ev->x, ev->y)) {
365 _column_labels->button_press (
366 _column_labels->parent_to_component_x (ev->x),
367 _column_labels->parent_to_component_y (ev->y),
376 PortMatrixBody::on_button_release_event (GdkEventButton* ev)
378 if (Gdk::Region (_row_labels->parent_rectangle()).point_in (ev->x, ev->y) ||
379 Gdk::Region (_column_labels->parent_rectangle()).point_in (ev->x, ev->y)) {
381 _row_labels->clear_channel_highlights ();
382 _column_labels->clear_channel_highlights ();
390 PortMatrixBody::rebuild_and_draw_grid ()
392 _grid->require_rebuild ();
397 PortMatrixBody::rebuild_and_draw_column_labels ()
399 _column_labels->require_rebuild ();
404 PortMatrixBody::rebuild_and_draw_row_labels ()
406 _row_labels->require_rebuild ();
411 PortMatrixBody::on_leave_notify_event (GdkEventCrossing* ev)
413 if (ev->type == GDK_LEAVE_NOTIFY) {
414 set_mouseover (PortMatrixNode ());
421 PortMatrixBody::on_motion_notify_event (GdkEventMotion* ev)
423 if (Gdk::Region (_grid->parent_rectangle()).point_in (ev->x, ev->y)) {
424 _grid->mouseover_event (
425 _grid->parent_to_component_x (ev->x),
426 _grid->parent_to_component_y (ev->y)
428 _mouse_over_grid = true;
430 if (_mouse_over_grid) {
431 set_mouseover (PortMatrixNode ());
432 _mouse_over_grid = false;
440 PortMatrixBody::set_mouseover (PortMatrixNode const & n)
442 if (n == _mouseover) {
446 PortMatrixNode old = _mouseover;
449 _grid->mouseover_changed (old);
450 _row_labels->mouseover_changed (old);
451 _column_labels->mouseover_changed (old);
457 PortMatrixBody::highlight_associated_channels (int dim, uint32_t N)
459 ARDOUR::BundleChannel bc[2];
461 ARDOUR::BundleList const a = _matrix->ports(dim)->bundles ();
462 for (ARDOUR::BundleList::const_iterator i = a.begin(); i != a.end(); ++i) {
463 if (N < (*i)->nchannels ()) {
464 bc[dim] = ARDOUR::BundleChannel (*i, N);
467 N -= (*i)->nchannels ();
471 if (!bc[dim].bundle) {
475 if (dim == _matrix->column_index()) {
476 _column_labels->add_channel_highlight (bc[dim]);
478 _row_labels->add_channel_highlight (bc[dim]);
481 ARDOUR::BundleList const b = _matrix->ports(1 - dim)->bundles ();
483 for (ARDOUR::BundleList::const_iterator i = b.begin(); i != b.end(); ++i) {
484 for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
485 bc[1 - dim] = ARDOUR::BundleChannel (*i, j);
486 if (_matrix->get_state (bc) == PortMatrixNode::ASSOCIATED) {
487 if (dim == _matrix->column_index()) {
488 _row_labels->add_channel_highlight (bc[1 - dim]);
490 _column_labels->add_channel_highlight (bc[1 - dim]);
498 PortMatrixBody::set_cairo_clip (cairo_t* cr, Gdk::Rectangle const & r) const
500 cairo_rectangle (cr, r.get_x(), r.get_y(), r.get_width(), r.get_height());
505 PortMatrixBody::component_size_changed ()
507 compute_rectangles ();
508 _matrix->setup_scrollbars ();