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
238 lines
6.2 KiB
C++
238 lines
6.2 KiB
C++
/*
|
|
Copyright (C) 2002-2009 Paul Davis
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
*/
|
|
|
|
#include <iostream>
|
|
#include "ardour/bundle.h"
|
|
#include "port_matrix_column_labels.h"
|
|
#include "port_matrix.h"
|
|
|
|
PortMatrixColumnLabels::PortMatrixColumnLabels (PortMatrixBody* b, Location l)
|
|
: PortMatrixComponent (b), _location (l)
|
|
{
|
|
|
|
}
|
|
|
|
void
|
|
PortMatrixColumnLabels::compute_dimensions ()
|
|
{
|
|
GdkPixmap* pm = gdk_pixmap_new (NULL, 1, 1, 24);
|
|
gdk_drawable_set_colormap (pm, gdk_colormap_get_system());
|
|
cairo_t* cr = gdk_cairo_create (pm);
|
|
|
|
/* width of the longest bundle name */
|
|
_longest_bundle_name = 0;
|
|
/* width of the longest channel name */
|
|
_longest_channel_name = 0;
|
|
/* height of highest bit of text */
|
|
_highest_text = 0;
|
|
|
|
for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->column_bundles().begin (); i != _body->column_bundles().end(); ++i) {
|
|
|
|
cairo_text_extents_t ext;
|
|
cairo_text_extents (cr, (*i)->name().c_str(), &ext);
|
|
if (ext.width > _longest_bundle_name) {
|
|
_longest_bundle_name = ext.width;
|
|
}
|
|
if (ext.height > _highest_text) {
|
|
_highest_text = ext.height;
|
|
}
|
|
|
|
for (uint32_t j = 0; j < (*i)->nchannels (); ++j) {
|
|
|
|
cairo_text_extents (
|
|
cr,
|
|
(*i)->channel_name (j).c_str(),
|
|
&ext
|
|
);
|
|
|
|
if (ext.width > _longest_channel_name) {
|
|
_longest_channel_name = ext.width;
|
|
}
|
|
if (ext.height > _highest_text) {
|
|
_highest_text = ext.height;
|
|
}
|
|
}
|
|
}
|
|
|
|
cairo_destroy (cr);
|
|
gdk_pixmap_unref (pm);
|
|
|
|
/* width and height of the whole thing */
|
|
|
|
_width = 0;
|
|
for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->column_bundles().begin (); i != _body->column_bundles().end(); ++i) {
|
|
_width += (*i)->nchannels() * column_width();
|
|
}
|
|
|
|
_height =
|
|
(_longest_bundle_name + _longest_channel_name + 4 * name_pad()) * sin (angle())
|
|
+ _highest_text * cos (angle());
|
|
|
|
_width += _height / tan (angle ());
|
|
}
|
|
|
|
double
|
|
PortMatrixColumnLabels::basic_text_x_pos (int c) const
|
|
{
|
|
return column_width() / 2 +
|
|
_highest_text / (2 * sin (angle ()));
|
|
}
|
|
|
|
void
|
|
PortMatrixColumnLabels::render (cairo_t* cr)
|
|
{
|
|
/* BACKGROUND */
|
|
|
|
set_source_rgb (cr, background_colour());
|
|
cairo_rectangle (cr, 0, 0, _width, _height);
|
|
cairo_fill (cr);
|
|
|
|
/* BUNDLE PARALLELOGRAM-TYPE-THING AND NAME */
|
|
|
|
double x = 0;
|
|
for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->column_bundles().begin (); i != _body->column_bundles().end(); ++i) {
|
|
|
|
Gdk::Color colour = get_a_bundle_colour (i - _body->column_bundles().begin ());
|
|
set_source_rgb (cr, colour);
|
|
|
|
double const w = (*i)->nchannels() * column_width();
|
|
|
|
double x_ = x;
|
|
double y_ = _height;
|
|
|
|
cairo_move_to (cr, x_, y_);
|
|
x_ += w;
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ += _height / tan (angle ());
|
|
y_ -= _height;
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ -= w;
|
|
cairo_line_to (cr, x_, y_);
|
|
cairo_line_to (cr, x, _height);
|
|
cairo_fill_preserve (cr);
|
|
set_source_rgb (cr, background_colour());
|
|
cairo_set_line_width (cr, label_border_width());
|
|
cairo_stroke (cr);
|
|
|
|
set_source_rgb (cr, text_colour());
|
|
|
|
|
|
if (_location == TOP) {
|
|
|
|
double const rl = 3 * name_pad() + _longest_channel_name;
|
|
cairo_move_to (
|
|
cr,
|
|
x + basic_text_x_pos (0) + rl * cos (angle()),
|
|
_height - rl * sin (angle())
|
|
);
|
|
|
|
} else if (_location == BOTTOM) {
|
|
|
|
cairo_move_to (
|
|
cr,
|
|
x + basic_text_x_pos (0),
|
|
_height - name_pad() * sin (angle())
|
|
);
|
|
}
|
|
|
|
cairo_save (cr);
|
|
cairo_rotate (cr, -angle());
|
|
cairo_show_text (cr, (*i)->name().c_str());
|
|
cairo_restore (cr);
|
|
|
|
x += (*i)->nchannels () * column_width();
|
|
}
|
|
|
|
|
|
/* PORT NAMES */
|
|
|
|
x = 0;
|
|
for (std::vector<boost::shared_ptr<ARDOUR::Bundle> >::const_iterator i = _body->column_bundles().begin(); i != _body->column_bundles().end(); ++i) {
|
|
|
|
for (uint32_t j = 0; j < (*i)->nchannels(); ++j) {
|
|
|
|
double const lc = _longest_channel_name + (2 * name_pad());
|
|
double const lb = _longest_bundle_name + (2 * name_pad());
|
|
double const w = column_width();
|
|
|
|
if (_location == BOTTOM) {
|
|
|
|
double x_ = x + _height / tan (angle()) + w;
|
|
double const ix = x_;
|
|
double y_ = 0;
|
|
cairo_move_to (cr, x_, y_);
|
|
x_ -= w;
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ -= lb * cos (angle());
|
|
y_ += lb * sin (angle());
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ += w * pow (sin (angle()), 2);
|
|
y_ += w * sin (angle()) * cos (angle());
|
|
cairo_line_to (cr, x_, y_);
|
|
cairo_line_to (cr, ix, 0);
|
|
|
|
} else if (_location == TOP) {
|
|
|
|
double x_ = x;
|
|
double y_ = _height;
|
|
cairo_move_to (cr, x_, y_);
|
|
x_ += w;
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ += lc * cos (angle());
|
|
y_ -= lc * sin (angle());
|
|
cairo_line_to (cr, x_, y_);
|
|
x_ -= column_width() * pow (sin (angle()), 2);
|
|
y_ -= column_width() * sin (angle()) * cos (angle());
|
|
cairo_line_to (cr, x_, y_);
|
|
cairo_line_to (cr, x, _height);
|
|
|
|
}
|
|
|
|
Gdk::Color colour = get_a_bundle_colour (i - _body->column_bundles().begin());
|
|
set_source_rgb (cr, colour);
|
|
cairo_fill_preserve (cr);
|
|
set_source_rgb (cr, background_colour());
|
|
cairo_set_line_width (cr, label_border_width());
|
|
cairo_stroke (cr);
|
|
|
|
set_source_rgb (cr, text_colour());
|
|
|
|
if (_location == TOP) {
|
|
cairo_move_to (cr, x + basic_text_x_pos(j), _height - name_pad() * sin (angle()));
|
|
} else if (_location == BOTTOM) {
|
|
double const rl = 3 * name_pad() + _longest_bundle_name;
|
|
cairo_move_to (cr, x + basic_text_x_pos(j) + rl * cos (angle ()), _height - rl * sin (angle()));
|
|
}
|
|
|
|
cairo_save (cr);
|
|
cairo_rotate (cr, -angle());
|
|
|
|
cairo_show_text (
|
|
cr,
|
|
(*i)->channel_name(j).c_str()
|
|
);
|
|
|
|
cairo_restore (cr);
|
|
|
|
x += column_width();
|
|
}
|
|
}
|
|
}
|
|
|