Put plugin inline display into a freely available class ...
... and let ProcessorBox::PluginInlineDisplay inherit from it.
This commit is contained in:
Johannes Mueller
parent
660096b037
commit
37b03e353a
187
gtk2_ardour/plugin_display.cc
Normal file
187
gtk2_ardour/plugin_display.cc
Normal file
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@ -0,0 +1,187 @@
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/*
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Copyright (C) 2017 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gtkmm/container.h>
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#include "gtkmm2ext/colors.h"
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#include "gtkmm2ext/gtk_ui.h"
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#include "gtkmm2ext/gui_thread.h"
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#include "gtkmm2ext/utils.h"
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#include "ui_config.h"
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#include "plugin_display.h"
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PluginDisplay::PluginDisplay (boost::shared_ptr<ARDOUR::Plugin> p, uint32_t max_height)
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: _plug (p)
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, _surf (0)
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, _max_height (max_height)
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, _cur_height (1)
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, _scroll (false)
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{
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add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
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_plug->DropReferences.connect (_death_connection, invalidator (*this), boost::bind (&PluginDisplay::plugin_going_away, this), gui_context());
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_plug->QueueDraw.connect (_qdraw_connection, invalidator (*this),
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boost::bind (&Gtk::Widget::queue_draw, this), gui_context ());
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}
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PluginDisplay::~PluginDisplay ()
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{
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if (_surf) {
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cairo_surface_destroy (_surf);
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}
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}
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bool
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PluginDisplay::on_button_press_event (GdkEventButton *ev)
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{
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return false;
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}
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bool
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PluginDisplay::on_button_release_event (GdkEventButton *ev)
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{
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return false;
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}
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void
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PluginDisplay::on_size_request (Gtk::Requisition* req)
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{
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req->width = 56;
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req->height = _cur_height;
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}
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void
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PluginDisplay::update_height_alloc (uint32_t height)
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{
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uint32_t shm = std::min (_max_height, height);
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Gtk::Container* pr = get_parent();
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for (uint32_t i = 0; i < 4 && pr; ++i) {
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// VBox, EventBox, ViewPort, ScrolledWindow
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pr = pr->get_parent();
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}
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if (shm != _cur_height) {
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if (_cur_height < shm) {
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queue_resize ();
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}
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_cur_height = shm;
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}
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}
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uint32_t
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PluginDisplay::render_inline (cairo_t* cr, uint32_t width)
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{
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ARDOUR::Plugin::Display_Image_Surface* dis = _plug->render_inline_display (width, _max_height);
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if (!dis) {
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return 0;
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}
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/* allocate a local image-surface,
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* We cannot re-use the data via cairo_image_surface_create_for_data(),
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* since pixman keeps a reference to it.
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* we'd need to hand over the data and ha cairo_surface_destroy to free it.
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* it might be possible to work around via cairo_surface_set_user_data().
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*/
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if (!_surf
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|| dis->width != cairo_image_surface_get_width (_surf)
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|| dis->height != cairo_image_surface_get_height (_surf)
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) {
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if (_surf) {
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cairo_surface_destroy (_surf);
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}
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_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, dis->width, dis->height);
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}
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if (cairo_image_surface_get_stride (_surf) == dis->stride) {
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memcpy (cairo_image_surface_get_data (_surf), dis->data, dis->stride * dis->height);
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} else {
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unsigned char *src = dis->data;
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unsigned char *dst = cairo_image_surface_get_data (_surf);
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const int dst_stride = cairo_image_surface_get_stride (_surf);
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for (int y = 0; y < dis->height; ++y) {
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memcpy (dst, src, dis->width * 4 /*ARGB32*/);
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src += dis->stride;
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dst += dst_stride;
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}
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}
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cairo_surface_flush(_surf);
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cairo_surface_mark_dirty(_surf);
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const double xc = floor ((width - dis->width) * .5);
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cairo_set_source_surface(cr, _surf, xc, 0);
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cairo_paint (cr);
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return dis->height;
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}
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bool
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PluginDisplay::on_expose_event (GdkEventExpose* ev)
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{
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Gtk::Allocation a = get_allocation();
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double const width = a.get_width();
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double const height = a.get_height();
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cairo_t* cr = gdk_cairo_create (get_window()->gobj());
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cairo_rectangle (cr, ev->area.x, ev->area.y, ev->area.width, ev->area.height);
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cairo_clip (cr);
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Gdk::Color const bg = get_style()->get_bg (Gtk::STATE_NORMAL);
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cairo_set_source_rgb (cr, bg.get_red_p (), bg.get_green_p (), bg.get_blue_p ());
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cairo_rectangle (cr, 0, 0, width, height);
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cairo_fill (cr);
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cairo_save (cr);
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cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
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Gtkmm2ext::rounded_rectangle (cr, .5, -1.5, width - 1, height + 1, 7);
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cairo_clip (cr);
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cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
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uint32_t ht = render_inline (cr, width);
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cairo_restore (cr);
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if (ht == 0) {
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hide ();
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if (_cur_height != 1) {
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_cur_height = 1;
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queue_resize ();
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}
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cairo_destroy (cr);
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return true;
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} else {
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update_height_alloc (ht);
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}
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bool failed = false;
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std::string name = get_name();
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Gtkmm2ext::Color fill_color = UIConfiguration::instance().color (string_compose ("%1: fill active", name), &failed);
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Gtkmm2ext::rounded_rectangle (cr, .5, -1.5, width - 1, height + 1, 7);
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cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
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cairo_set_line_width(cr, 1.0);
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Gtkmm2ext::set_source_rgb_a (cr, fill_color, 1.0);
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cairo_stroke (cr);
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cairo_destroy(cr);
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return true;
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}
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55
gtk2_ardour/plugin_display.h
Normal file
55
gtk2_ardour/plugin_display.h
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@ -0,0 +1,55 @@
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/*
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Copyright (C) 2017 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_plugin_display__
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#define __ardour_plugin_display__
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#include <gtkmm/drawingarea.h>
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#include "ardour/plugin.h"
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class PluginDisplay : public Gtk::DrawingArea
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{
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public:
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PluginDisplay(boost::shared_ptr<ARDOUR::Plugin>, uint32_t max_height = 80);
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virtual ~PluginDisplay();
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protected:
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bool on_expose_event (GdkEventExpose *);
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void on_size_request (Gtk::Requisition* req);
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bool on_button_press_event (GdkEventButton *ev);
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bool on_button_release_event (GdkEventButton *ev);
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void plugin_going_away () {
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_qdraw_connection.disconnect ();
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}
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void update_height_alloc (uint32_t inline_height);
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virtual uint32_t render_inline (cairo_t *, uint32_t width);
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boost::shared_ptr<ARDOUR::Plugin> _plug;
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PBD::ScopedConnection _qdraw_connection;
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PBD::ScopedConnection _death_connection;
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cairo_surface_t* _surf;
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uint32_t _max_height;
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uint32_t _cur_height;
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bool _scroll;
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};
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#endif
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@ -184,7 +184,7 @@ ProcessorEntry::ProcessorEntry (ProcessorBox* parent, boost::shared_ptr<Processo
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boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (_processor);
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if (pi && pi->plugin() && pi->plugin()->has_inline_display()) {
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if (pi->plugin()->get_info()->type != ARDOUR::Lua) {
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_plugin_display = new PluginDisplay (*this, pi->plugin(),
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_plugin_display = new PluginInlineDisplay (*this, pi->plugin(),
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std::max (60.f, rintf(112.f * UIConfiguration::instance().get_ui_scale())));
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} else {
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assert (boost::dynamic_pointer_cast<LuaProc>(pi->plugin()));
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@ -1563,20 +1563,11 @@ ProcessorEntry::RoutingIcon::expose_output_map (cairo_t* cr, const double width,
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}
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}
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ProcessorEntry::PluginDisplay::PluginDisplay (ProcessorEntry& e, boost::shared_ptr<ARDOUR::Plugin> p, uint32_t max_height)
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: _entry (e)
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, _plug (p)
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, _surf (0)
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, _max_height (max_height)
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, _cur_height (1)
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ProcessorEntry::PluginInlineDisplay::PluginInlineDisplay (ProcessorEntry& e, boost::shared_ptr<ARDOUR::Plugin> p, uint32_t max_height)
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: PluginDisplay (p, max_height)
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, _entry (e)
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, _scroll (false)
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{
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set_name ("processor prefader");
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add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
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_plug->DropReferences.connect (_death_connection, invalidator (*this), boost::bind (&PluginDisplay::plugin_going_away, this), gui_context());
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_plug->QueueDraw.connect (_qdraw_connection, invalidator (*this),
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boost::bind (&Gtk::Widget::queue_draw, this), gui_context ());
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std::string postfix = string_compose(_("\n%1+double-click to toggle inline-display"), Keyboard::tertiary_modifier_name ());
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if (_plug->has_editor()) {
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@ -1588,15 +1579,9 @@ ProcessorEntry::PluginDisplay::PluginDisplay (ProcessorEntry& e, boost::shared_p
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}
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}
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ProcessorEntry::PluginDisplay::~PluginDisplay ()
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{
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if (_surf) {
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cairo_surface_destroy (_surf);
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}
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}
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bool
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ProcessorEntry::PluginDisplay::on_button_press_event (GdkEventButton *ev)
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ProcessorEntry::PluginInlineDisplay::on_button_press_event (GdkEventButton *ev)
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{
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assert (_entry.processor ());
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@ -1623,14 +1608,8 @@ ProcessorEntry::PluginDisplay::on_button_press_event (GdkEventButton *ev)
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return false;
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}
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bool
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ProcessorEntry::PluginDisplay::on_button_release_event (GdkEventButton *ev)
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{
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return false;
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}
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void
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ProcessorEntry::PluginDisplay::on_size_request (Requisition* req)
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ProcessorEntry::PluginInlineDisplay::on_size_request (Requisition* req)
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{
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req->width = 56;
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req->height = _cur_height;
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@ -1638,7 +1617,7 @@ ProcessorEntry::PluginDisplay::on_size_request (Requisition* req)
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void
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ProcessorEntry::PluginDisplay::update_height_alloc (uint32_t inline_height)
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ProcessorEntry::PluginInlineDisplay::update_height_alloc (uint32_t inline_height)
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{
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/* work-around scroll-bar + aspect ratio
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* show inline-view -> height changes -> scrollbar gets added
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@ -1667,105 +1646,8 @@ ProcessorEntry::PluginDisplay::update_height_alloc (uint32_t inline_height)
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_scroll = sc;
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}
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uint32_t
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ProcessorEntry::PluginDisplay::render_inline (cairo_t* cr, uint32_t width)
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{
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Plugin::Display_Image_Surface* dis = _plug->render_inline_display (width, _max_height);
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if (!dis) {
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return 0;
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}
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/* allocate a local image-surface,
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* We cannot re-use the data via cairo_image_surface_create_for_data(),
|
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* since pixman keeps a reference to it.
|
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* we'd need to hand over the data and ha cairo_surface_destroy to free it.
|
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* it might be possible to work around via cairo_surface_set_user_data().
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*/
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if (!_surf
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|| dis->width != cairo_image_surface_get_width (_surf)
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|| dis->height != cairo_image_surface_get_height (_surf)
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) {
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if (_surf) {
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cairo_surface_destroy (_surf);
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}
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_surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, dis->width, dis->height);
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}
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if (cairo_image_surface_get_stride (_surf) == dis->stride) {
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memcpy (cairo_image_surface_get_data (_surf), dis->data, dis->stride * dis->height);
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} else {
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unsigned char *src = dis->data;
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unsigned char *dst = cairo_image_surface_get_data (_surf);
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const int dst_stride = cairo_image_surface_get_stride (_surf);
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for (int y = 0; y < dis->height; ++y) {
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memcpy (dst, src, dis->width * 4 /*ARGB32*/);
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src += dis->stride;
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dst += dst_stride;
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}
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}
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cairo_surface_flush(_surf);
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cairo_surface_mark_dirty(_surf);
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const double xc = floor ((width - dis->width) * .5);
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cairo_set_source_surface(cr, _surf, xc, 0);
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cairo_paint (cr);
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return dis->height;
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}
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bool
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ProcessorEntry::PluginDisplay::on_expose_event (GdkEventExpose* ev)
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{
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Gtk::Allocation a = get_allocation();
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double const width = a.get_width();
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double const height = a.get_height();
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cairo_t* cr = gdk_cairo_create (get_window()->gobj());
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cairo_rectangle (cr, ev->area.x, ev->area.y, ev->area.width, ev->area.height);
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cairo_clip (cr);
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Gdk::Color const bg = get_style()->get_bg (STATE_NORMAL);
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cairo_set_source_rgb (cr, bg.get_red_p (), bg.get_green_p (), bg.get_blue_p ());
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cairo_rectangle (cr, 0, 0, width, height);
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cairo_fill (cr);
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cairo_save (cr);
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cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
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Gtkmm2ext::rounded_rectangle (cr, .5, -1.5, width - 1, height + 1, 7);
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cairo_clip (cr);
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cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
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uint32_t ht = render_inline (cr, width);
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cairo_restore (cr);
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if (ht == 0) {
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hide ();
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if (_cur_height != 1) {
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_cur_height = 1;
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queue_resize ();
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}
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cairo_destroy (cr);
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return true;
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} else {
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update_height_alloc (ht);
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}
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bool failed = false;
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std::string name = get_name();
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Gtkmm2ext::Color fill_color = UIConfiguration::instance().color (string_compose ("%1: fill active", name), &failed);
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Gtkmm2ext::rounded_rectangle (cr, .5, -1.5, width - 1, height + 1, 7);
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cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
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cairo_set_line_width(cr, 1.0);
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Gtkmm2ext::set_source_rgb_a (cr, fill_color, 1.0);
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cairo_stroke (cr);
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cairo_destroy(cr);
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return true;
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}
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ProcessorEntry::LuaPluginDisplay::LuaPluginDisplay (ProcessorEntry& e, boost::shared_ptr<ARDOUR::LuaProc> p, uint32_t max_height)
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: PluginDisplay (e, p, max_height)
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: PluginInlineDisplay (e, p, max_height)
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, _luaproc (p)
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, _lua_render_inline (0)
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{
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|
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@ -54,6 +54,7 @@
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#include "widgets/slider_controller.h"
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#include "plugin_interest.h"
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#include "plugin_display.h"
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#include "io_selector.h"
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#include "send_ui.h"
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#include "enums.h"
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@ -245,34 +246,20 @@ private:
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void toggle_panner_link ();
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void toggle_allow_feedback ();
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|
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class PluginDisplay : public Gtk::DrawingArea {
|
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class PluginInlineDisplay : public PluginDisplay {
|
||||
public:
|
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PluginDisplay(ProcessorEntry&, boost::shared_ptr<ARDOUR::Plugin>, uint32_t max_height = 80);
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virtual ~PluginDisplay();
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PluginInlineDisplay(ProcessorEntry&, boost::shared_ptr<ARDOUR::Plugin>, uint32_t max_height = 80);
|
||||
~PluginInlineDisplay() {}
|
||||
protected:
|
||||
bool on_expose_event (GdkEventExpose *);
|
||||
void on_size_request (Gtk::Requisition* req);
|
||||
bool on_button_press_event (GdkEventButton *ev);
|
||||
bool on_button_release_event (GdkEventButton *ev);
|
||||
|
||||
void plugin_going_away () {
|
||||
_qdraw_connection.disconnect ();
|
||||
}
|
||||
|
||||
void update_height_alloc (uint32_t inline_height);
|
||||
virtual uint32_t render_inline (cairo_t *, uint32_t width);
|
||||
|
||||
ProcessorEntry& _entry;
|
||||
boost::shared_ptr<ARDOUR::Plugin> _plug;
|
||||
PBD::ScopedConnection _qdraw_connection;
|
||||
PBD::ScopedConnection _death_connection;
|
||||
cairo_surface_t* _surf;
|
||||
uint32_t _max_height;
|
||||
uint32_t _cur_height;
|
||||
bool _scroll;
|
||||
};
|
||||
|
||||
class LuaPluginDisplay : public PluginDisplay {
|
||||
class LuaPluginDisplay : public PluginInlineDisplay {
|
||||
public:
|
||||
LuaPluginDisplay(ProcessorEntry&, boost::shared_ptr<ARDOUR::LuaProc>, uint32_t max_height = 80);
|
||||
~LuaPluginDisplay();
|
||||
|
|
|
|||
|
|
@ -181,6 +181,7 @@ gtk2_ardour_sources = [
|
|||
'piano_roll_header.cc',
|
||||
'pingback.cc',
|
||||
'playlist_selector.cc',
|
||||
'plugin_display.cc',
|
||||
'plugin_eq_gui.cc',
|
||||
'plugin_pin_dialog.cc',
|
||||
'plugin_setup_dialog.cc',
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user