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-rw-r--r--gtk2_ardour/matrix.cc511
1 files changed, 0 insertions, 511 deletions
diff --git a/gtk2_ardour/matrix.cc b/gtk2_ardour/matrix.cc
deleted file mode 100644
index b67081711a..0000000000
--- a/gtk2_ardour/matrix.cc
+++ /dev/null
@@ -1,511 +0,0 @@
-#include <gtkmm.h>
-#include <cairo/cairo.h>
-#include <stdlib.h>
-#include <iostream>
-#include <algorithm>
-#include <stdint.h>
-#include <cmath>
-#include <map>
-#include <vector>
-
-#include "matrix.h"
-#include "port_matrix.h"
-
-using namespace std;
-using namespace Gtk;
-using namespace ARDOUR;
-
-Matrix::Matrix (PortMatrix* p) : _port_matrix (p)
-{
- alloc_width = 0;
- alloc_height = 0;
- line_width = 0;
- line_height = 0;
- labels_y_shift = 0;
- labels_x_shift = 0;
- arc_radius = 0;
- xstep = 0;
- ystep = 0;
- pixmap = 0;
- drawn = false;
- angle_radians = M_PI / 4.0;
- motion_x = -1;
- motion_y = -1;
-
- border = 10;
-
- add_events (Gdk::POINTER_MOTION_MASK|Gdk::LEAVE_NOTIFY_MASK);
-}
-
-void
-Matrix::set_ports (const list<string>& ports)
-{
- ours = ports;
- reset_size ();
-}
-
-void
-Matrix::add_group (PortGroup& pg)
-{
- for (vector<string>::const_iterator s = pg.ports.begin(); s != pg.ports.end(); ++s) {
- others.push_back (OtherPort (*s, pg));
- }
-
- if (pg.visible) {
- reset_size ();
- }
-}
-
-
-void
-Matrix::clear ()
-{
- others.clear ();
- reset_size ();
-}
-
-void
-Matrix::remove_group (PortGroup& pg)
-{
- for (list<OtherPort>::iterator o = others.begin(); o != others.end(); ) {
- if (&(*o).group() == &pg) {
- o = others.erase (o);
- } else {
- ++o;
- }
- }
-
- if (pg.visible) {
- reset_size ();
- }
-}
-
-void
-Matrix::hide_group (PortGroup& pg)
-{
- reset_size();
-}
-
-void
-Matrix::show_group (PortGroup& pg)
-{
- reset_size ();
-}
-
-void
-Matrix::setup_nodes ()
-{
- for (vector<MatrixNode*>::iterator p = nodes.begin(); p != nodes.end(); ++p) {
- delete *p;
- }
-
- nodes.clear ();
-
- nodes.assign (ours.size() * get_visible_others (), 0);
-
- int n, x, y;
- list<string>::iterator m;
- list<OtherPort>::iterator s;
-
- for (n = 0, y = 0, m = ours.begin(); m != ours.end(); ++m, ++y) {
- for (x = 0, s = others.begin(); s != others.end(); ++s) {
- if (s->visible ()) {
- bool const c = _port_matrix->get_state (y, s->name());
- nodes[n] = new MatrixNode (*m, *s, c, x, y);
- n++;
- x++;
- }
- }
- }
-}
-
-
-void
-Matrix::other_name_size_information (double* rotated_width, double* rotated_height, double* typical_height) const
-{
- double w = 0;
- double h = 0;
-
- 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);
-
- for (list<OtherPort>::const_iterator s = others.begin(); s != others.end(); ++s) {
- if (s->visible()) {
-
- cairo_text_extents_t extents;
- cairo_text_extents (cr, s->short_name().c_str(), &extents);
-
- if (extents.width > w) {
- w = extents.width;
- h = extents.height;
- }
- }
- }
-
- cairo_destroy (cr);
- gdk_pixmap_unref (pm);
-
- /* transform */
-
- *rotated_width = fabs (w * cos (angle_radians) + h * sin (angle_radians));
- *rotated_height = fabs (w * sin (angle_radians) + h * cos (angle_radians));
- *typical_height = h;
-}
-
-
-std::pair<int, int>
-Matrix::ideal_size () const
-{
- double rw;
- double rh;
- double th;
-
- other_name_size_information (&rw, &rh, &th);
-
- double const ideal_xstep = th * 2;
- double const ideal_ystep = 16;
-
- uint32_t const visible_others = get_visible_others ();
-
- return std::make_pair (
- int (rw + (2 * border) + ideal_xstep * visible_others),
- int (rh + (2 * border) + ideal_ystep * ours.size ())
- );
-}
-
-
-void
-Matrix::reset_size ()
-{
- double rw;
- double rh;
- double th;
-
- other_name_size_information (&rw, &rh, &th);
-
- /* y shift is the largest transformed text height plus a bit for luck */
- labels_y_shift = int (ceil (rh) + 10);
- /* x shift is the width of the leftmost label */
- labels_x_shift = int (ceil (rw));
-
- uint32_t const visible_others = get_visible_others ();
-
- if (!visible_others) {
- xstep = 1;
- ystep = 1;
- line_width = 1;
- line_height = 1;
- arc_radius = 3;
- return;
- }
-
- if (ours.size () > 1) {
-
- xstep = (alloc_width - labels_x_shift - (2 * border)) / visible_others;
- line_width = xstep * (visible_others - 1);
-
- ystep = (alloc_height - labels_y_shift - (2 * border)) / (ours.size() - 1);
- line_height = ystep * (ours.size() - 1);
-
- } else {
-
- /* we have <= 1 of our ports, so steps don't matter */
-
- xstep = 20;
- ystep = 20;
-
- line_height = (ours.size() - 1) * ystep;
- line_width = visible_others * xstep;
- }
-
- int half_step = min (ystep / 2, xstep / 2);
- if (half_step > 3) {
- arc_radius = half_step - 5;
- } else {
- arc_radius = 3;
- }
-
- arc_radius = min (arc_radius, 10);
-
-
- setup_nodes ();
-
- // cerr << "Based on ours = " << ours.size() << " others = " << others.size()
- // << " dimens = "
- // << " xstep " << xstep << endl
- // << " ystep " << ystep << endl
- // << " line_width " << line_width << endl
- // << " line_height " << line_height << endl
- // << " border " << border << endl
- // << " arc_radius " << arc_radius << endl
- // << " labels_x_shift " << labels_x_shift << endl
- // << " labels_y_shift " << labels_y_shift << endl;
-}
-
-bool
-Matrix::on_motion_notify_event (GdkEventMotion* ev)
-{
- motion_x = ev->x;
- motion_y = ev->y;
- queue_draw ();
- return false;
-}
-
-bool
-Matrix::on_leave_notify_event (GdkEventCrossing *ev)
-{
- motion_x = -1;
- motion_y = -1;
- queue_draw ();
- return false;
-}
-
-void
-Matrix::on_size_request (Requisition* req)
-{
- std::pair<int, int> const is = ideal_size ();
- req->width = is.first;
- req->height = is.second;
-}
-
-MatrixNode*
-Matrix::get_node (int32_t x, int32_t y)
-{
- int const half_xstep = xstep / 2;
- int const half_ystep = ystep / 2;
-
- x -= labels_x_shift + border;
- if (x < -half_xstep) {
- return 0;
- }
-
- y -= labels_y_shift + border;
- if (y < -half_ystep) {
- return 0;
- }
-
- x = (x + half_xstep) / xstep;
- y = (y + half_ystep) / ystep;
-
- x = y * get_visible_others () + x;
-
- if (x >= int32_t (nodes.size())) {
- return 0;
- }
-
- return nodes[x];
-}
-
-bool
-Matrix::on_button_press_event (GdkEventButton* ev)
-{
- MatrixNode* node;
-
- if ((node = get_node (ev->x, ev->y)) != 0) {
- node->set_connected (!node->connected());
- _port_matrix->set_state (node->y (), node->their_name (), node->connected (), 0);
- drawn = false;
- queue_draw();
- return true;
- }
-
- return false;
-}
-
-void
-Matrix::alloc_pixmap ()
-{
- if (pixmap) {
- gdk_pixmap_unref (pixmap);
- }
-
- pixmap = gdk_pixmap_new (get_window()->gobj(),
- alloc_width,
- alloc_height,
- -1);
-
- drawn = false;
-}
-
-void
-Matrix::on_size_allocate (Allocation& alloc)
-{
- EventBox::on_size_allocate (alloc);
-
- alloc_width = alloc.get_width();
- alloc_height = alloc.get_height();
-
- if (is_realized()) {
- alloc_pixmap ();
- reset_size ();
-#ifdef MATRIX_USE_BACKING_PIXMAP
- redraw (pixmap, 0, 0, alloc_width, alloc_height);
-#endif
- }
-}
-
-void
-Matrix::on_realize ()
-{
- EventBox::on_realize ();
- alloc_pixmap ();
-}
-
-void
-Matrix::redraw (GdkDrawable* drawable, GdkRectangle* rect)
-{
- list<string>::iterator o;
- list<OtherPort>::iterator t;
- int x, y;
-
- cairo_t* cr = gdk_cairo_create (drawable);
-
- cairo_set_source_rgb (cr, 0.83, 0.83, 0.83);
- cairo_rectangle (cr, rect->x, rect->y, rect->width, rect->height);
- cairo_fill (cr);
-
- cairo_set_line_width (cr, 0.5);
-
- int32_t const top_shift = labels_y_shift + border;
- int32_t const left_shift = labels_x_shift + border;
-
- /* horizontal grid lines and side labels */
-
- for (y = top_shift, o = ours.begin(); o != ours.end(); ++o, y += ystep) {
-
- cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
- cairo_move_to (cr, left_shift, y);
- cairo_line_to (cr, left_shift+line_width, y);
- cairo_stroke (cr);
-#if 0
-
- cairo_text_extents_t extents;
- cairo_text_extents (cr, (*o).c_str(),&extents);
- cairo_move_to (cr, border, y+extents.height/2);
- cairo_show_text (cr, (*o).c_str());
-#endif
-
- }
-
- /* vertical grid lines and rotated labels*/
-
- for (x = left_shift, t = others.begin(); t != others.end(); ++t, x += xstep) {
-
- cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
- cairo_move_to (cr, x, top_shift);
- cairo_line_to (cr, x, top_shift+line_height);
- cairo_stroke (cr);
-
- cairo_move_to (cr, x-left_shift+12, border);
- cairo_set_source_rgb (cr, 0, 0, 1.0);
-
- cairo_save (cr);
- cairo_rotate (cr, angle_radians);
- cairo_show_text (cr, t->short_name().c_str());
- cairo_restore (cr);
-
- }
-
- /* nodes */
-
- for (vector<MatrixNode*>::iterator n = nodes.begin(); n != nodes.end(); ++n) {
-
- x = (*n)->x() * xstep;
- y = (*n)->y() * ystep;
-
- cairo_new_path (cr);
-
- if (arc_radius) {
- cairo_arc (cr, left_shift+x, top_shift+y, arc_radius, 0, 2.0 * M_PI);
- if ((*n)->connected()) {
- cairo_set_source_rgba (cr, 1.0, 0, 0, 1.0);
- cairo_fill (cr);
- } else {
- cairo_set_source_rgba (cr, 1.0, 0, 0, 0.7);
- cairo_stroke (cr);
- }
- }
- }
-
- /* motion indicators */
-
- if (motion_x >= left_shift && motion_y >= top_shift) {
-
- int col_left = left_shift + ((motion_x + (xstep / 2) + - left_shift) / xstep) * xstep;
- int row_top = top_shift + ((motion_y + (ystep / 2) - top_shift) / ystep) * ystep;
-
- cairo_set_line_width (cr, 5);
- cairo_set_source_rgba (cr, 1.0, 0.0, 0.0, 0.3);
-
- /* horizontal (row) */
-
- cairo_line_to (cr, left_shift, row_top);
- cairo_line_to (cr, left_shift + line_width, row_top);
- cairo_stroke (cr);
-
- /* vertical (col) */
-
- cairo_move_to (cr, col_left, top_shift);
- cairo_line_to (cr, col_left, top_shift + line_height);
- cairo_stroke (cr);
- }
-
- cairo_destroy (cr);
-
-#ifdef MATRIX_USE_BACKING_PIXMAP
- drawn = true;
-#endif
-}
-
-bool
-Matrix::on_expose_event (GdkEventExpose* event)
-{
-#ifdef MATRIX_USE_BACKING_PIXMAP
- if (!drawn) {
- redraw (pixmap, 0, 0, alloc_width, alloc_height);
- }
-
- gdk_draw_drawable (get_window()->gobj(),
- get_style()->get_fg_gc (STATE_NORMAL)->gobj(),
- pixmap,
- event->area.x,
- event->area.y,
- event->area.x,
- event->area.y,
- event->area.width,
- event->area.height);
-#else
- redraw (get_window()->gobj(), &event->area);
-#endif
-
-
-
- return true;
-}
-
-uint32_t
-Matrix::get_visible_others () const
-{
- uint32_t v = 0;
-
- for (list<OtherPort>::const_iterator s = others.begin(); s != others.end(); ++s) {
- if (s->visible()) {
- ++v;
- }
- }
-
- return v;
-}
-
-MatrixNode::MatrixNode (std::string a, OtherPort o, bool c, int32_t x, int32_t y)
- : _name (a), them (o), _connected (c), _x(x), _y(y)
-{
-
-}
-
-std::string
-OtherPort::name () const
-{
- return _group.prefix + _short_name;
-}
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