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 <boost/weak_ptr.hpp>
22 #include <cairo/cairo.h>
23 #include "ardour/bundle.h"
24 #include "port_matrix_row_labels.h"
25 #include "port_matrix.h"
26 #include "port_matrix_body.h"
29 PortMatrixRowLabels::PortMatrixRowLabels (PortMatrix* m, PortMatrixBody* b)
30 : PortMatrixLabels (m, b)
36 PortMatrixRowLabels::compute_dimensions ()
38 GdkPixmap* pm = gdk_pixmap_new (NULL, 1, 1, 24);
39 gdk_drawable_set_colormap (pm, gdk_colormap_get_system());
40 cairo_t* cr = gdk_cairo_create (pm);
42 _longest_port_name = 0;
43 _longest_bundle_name = 0;
45 ARDOUR::BundleList const r = _matrix->rows()->bundles();
46 for (ARDOUR::BundleList::const_iterator i = r.begin(); i != r.end(); ++i) {
47 for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
48 cairo_text_extents_t ext;
49 cairo_text_extents (cr, (*i)->channel_name(j).c_str(), &ext);
50 if (ext.width > _longest_port_name) {
51 _longest_port_name = ext.width;
55 cairo_text_extents_t ext;
56 cairo_text_extents (cr, (*i)->name().c_str(), &ext);
57 if (ext.width > _longest_bundle_name) {
58 _longest_bundle_name = ext.width;
61 if (_matrix->show_only_bundles()) {
62 _height += row_height ();
64 _height += (*i)->nchannels() * row_height();
68 _highest_group_name = 0;
69 for (PortGroupList::List::const_iterator i = _matrix->rows()->begin(); i != _matrix->rows()->end(); ++i) {
70 if ((*i)->visible()) {
71 cairo_text_extents_t ext;
72 cairo_text_extents (cr, (*i)->name.c_str(), &ext);
73 if (ext.height > _highest_group_name) {
74 _highest_group_name = ext.height;
80 gdk_pixmap_unref (pm);
82 _width = _highest_group_name +
83 _longest_bundle_name +
86 if (!_matrix->show_only_bundles()) {
87 _width += _longest_port_name;
88 _width += name_pad() * 2;
94 PortMatrixRowLabels::render (cairo_t* cr)
98 set_source_rgb (cr, background_colour());
99 cairo_rectangle (cr, 0, 0, _width, _height);
102 /* PORT GROUP NAMES */
105 if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
108 x = _width - _highest_group_name - 2 * name_pad();
113 for (PortGroupList::List::const_iterator i = _matrix->rows()->begin(); i != _matrix->rows()->end(); ++i) {
115 if (!(*i)->visible() || (*i)->bundles().empty()) {
119 /* compute height of this group */
121 if (_matrix->show_only_bundles()) {
122 h = (*i)->bundles().size() * row_height();
124 h = (*i)->total_channels () * row_height();
128 set_source_rgb (cr, get_a_group_colour (g));
129 double const rw = _highest_group_name + 2 * name_pad();
130 cairo_rectangle (cr, x, y, rw, h);
133 /* hence what abbreviation (or not) we need for the group name */
134 std::pair<std::string, double> display = display_port_name (cr, (*i)->name, h);
137 set_source_rgb (cr, text_colour());
138 cairo_move_to (cr, x + rw - name_pad(), y + (h + display.second) / 2);
140 cairo_rotate (cr, - M_PI / 2);
141 cairo_show_text (cr, display.first.c_str());
151 ARDOUR::BundleList const r = _matrix->rows()->bundles();
152 for (ARDOUR::BundleList::const_iterator i = r.begin(); i != r.end(); ++i) {
153 render_bundle_name (cr, get_a_bundle_colour (i - r.begin ()), 0, y, *i);
154 int const n = _matrix->show_only_bundles() ? 1 : (*i)->nchannels();
155 y += row_height() * n;
161 if (!_matrix->show_only_bundles()) {
163 for (ARDOUR::BundleList::const_iterator i = r.begin(); i != r.end(); ++i) {
164 for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
165 render_channel_name (cr, get_a_bundle_colour (i - r.begin()), 0, y, ARDOUR::BundleChannel (*i, j));
173 PortMatrixRowLabels::button_press (double x, double y, int b, uint32_t t)
177 _body->highlight_associated_channels (_matrix->row_index(), y / row_height ());
180 maybe_popup_context_menu (x, y, t);
186 PortMatrixRowLabels::maybe_popup_context_menu (double x, double y, uint32_t t)
188 if ( (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM && x > (_longest_bundle_name + name_pad() * 2)) ||
189 (_matrix->arrangement() == PortMatrix::TOP_TO_RIGHT && x < (_longest_port_name + name_pad() * 2))
192 _matrix->popup_channel_context_menu (_matrix->row_index(), y / row_height(), t);
198 PortMatrixRowLabels::component_to_parent_x (double x) const
200 return x + _parent_rectangle.get_x();
204 PortMatrixRowLabels::parent_to_component_x (double x) const
206 return x - _parent_rectangle.get_x();
210 PortMatrixRowLabels::component_to_parent_y (double y) const
212 return y - _body->yoffset() + _parent_rectangle.get_y();
216 PortMatrixRowLabels::parent_to_component_y (double y) const
218 return y + _body->yoffset() - _parent_rectangle.get_y();
223 PortMatrixRowLabels::bundle_name_x () const
227 if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
228 x = _highest_group_name + 2 * name_pad();
230 if (_matrix->show_only_bundles()) {
233 x = _longest_port_name + name_pad() * 2;
241 PortMatrixRowLabels::port_name_x () const
243 if (_matrix->arrangement() == PortMatrix::LEFT_TO_BOTTOM) {
244 return _longest_bundle_name + _highest_group_name + name_pad() * 4;
253 PortMatrixRowLabels::render_bundle_name (
254 cairo_t* cr, Gdk::Color colour, double xoff, double yoff, boost::shared_ptr<ARDOUR::Bundle> b
257 double const x = bundle_name_x ();
259 int const n = _matrix->show_only_bundles() ? 1 : b->nchannels();
260 set_source_rgb (cr, colour);
261 cairo_rectangle (cr, xoff + x, yoff, _longest_bundle_name + name_pad() * 2, row_height() * n);
262 cairo_fill_preserve (cr);
263 set_source_rgb (cr, background_colour());
264 cairo_set_line_width (cr, label_border_width ());
267 double const off = row_height() / 2;
269 // if ((*i)->nchannels () > 0 && !_matrix->show_only_bundles()) {
270 // /* use the extent of our first channel name so that the bundle name is vertically aligned with it */
271 // cairo_text_extents_t ext;
272 // cairo_text_extents (cr, (*i)->channel_name(0).c_str(), &ext);
273 // off = (row_height() - ext.height) / 2;
276 set_source_rgb (cr, text_colour());
277 cairo_move_to (cr, xoff + x + name_pad(), yoff + name_pad() + off);
278 cairo_show_text (cr, b->name().c_str());
282 PortMatrixRowLabels::render_channel_name (
283 cairo_t* cr, Gdk::Color colour, double xoff, double yoff, ARDOUR::BundleChannel const& bc
286 set_source_rgb (cr, colour);
287 cairo_rectangle (cr, port_name_x() + xoff, yoff, _longest_port_name + name_pad() * 2, row_height());
288 cairo_fill_preserve (cr);
289 set_source_rgb (cr, background_colour());
290 cairo_set_line_width (cr, label_border_width ());
293 cairo_text_extents_t ext;
294 cairo_text_extents (cr, bc.bundle->channel_name(bc.channel).c_str(), &ext);
295 double const off = (row_height() - ext.height) / 2;
297 set_source_rgb (cr, text_colour());
298 cairo_move_to (cr, port_name_x() + xoff + name_pad(), yoff + name_pad() + off);
299 cairo_show_text (cr, bc.bundle->channel_name(bc.channel).c_str());
303 PortMatrixRowLabels::channel_x (ARDOUR::BundleChannel const& bc) const
309 PortMatrixRowLabels::channel_y (ARDOUR::BundleChannel const& bc) const
313 ARDOUR::BundleList::const_iterator i = _matrix->rows()->bundles().begin();
314 while (i != _matrix->rows()->bundles().end() && *i != bc.bundle) {
315 if (_matrix->show_only_bundles()) {
318 n += (*i)->nchannels ();
323 if (!_matrix->show_only_bundles()) {
327 return n * row_height();
331 PortMatrixRowLabels::queue_draw_for (ARDOUR::BundleChannel const & bc)
335 if (_matrix->show_only_bundles()) {
336 _body->queue_draw_area (
337 component_to_parent_x (bundle_name_x()),
338 component_to_parent_y (channel_y (bc)),
339 _longest_bundle_name + name_pad() * 2,
343 _body->queue_draw_area (
344 component_to_parent_x (port_name_x()),
345 component_to_parent_y (channel_y (bc)),
346 _longest_port_name + name_pad() * 2,
355 PortMatrixRowLabels::mouseover_changed (PortMatrixNode const &)
357 clear_channel_highlights ();
358 if (_body->mouseover().row.bundle) {
359 add_channel_highlight (_body->mouseover().row);