Add a small tool to experiment with libcanvas
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5
gtk2_ardour/arcanvas
Executable file
5
gtk2_ardour/arcanvas
Executable file
@ -0,0 +1,5 @@
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#!/bin/sh
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TOP=`dirname "$0"`/..
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. $TOP/build/gtk2_ardour/ardev_common_waf.sh
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export UBUNTU_MENUPROXY=""
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exec $TOP/build/gtk2_ardour/canvas_test "$@"
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239
gtk2_ardour/canvas_test.cc
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239
gtk2_ardour/canvas_test.cc
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#include <glibmm.h>
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#include <gtkmm/main.h>
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#include <gtkmm/box.h>
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#include <gtkmm/window.h>
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#include "pbd/debug.h"
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#include "pbd/error.h"
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#include "pbd/failed_constructor.h"
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#include "pbd/pthread_utils.h"
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#include "pbd/receiver.h"
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#include "pbd/transmitter.h"
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#include "ardour/audioengine.h"
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#include "ardour/filename_extensions.h"
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#include "ardour/types.h"
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#include "gtkmm2ext/application.h"
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#include "gtkmm2ext/window_title.h"
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#include "gtkmm2ext/gtk_ui.h"
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#include "gtkmm2ext/utils.h"
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#include "canvas/types.h"
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#include "canvas/canvas.h"
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#include "canvas/container.h"
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#include "canvas/colors.h"
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#include "canvas/scroll_group.h"
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#include "canvas/text.h"
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#include "ardour_button.h"
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#include "ui_config.h"
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#include "pbd/i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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using namespace Gtkmm2ext;
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using namespace Gtk;
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#include "ardour/vst_types.h"
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static const char* localedir = LOCALEDIR;
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int vstfx_init (void*) { return 0; }
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void vstfx_exit () {}
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void vstfx_destroy_editor (VSTState*) {}
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class LogReceiver : public Receiver
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{
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protected:
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void receive (Transmitter::Channel chn, const char * str);
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};
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static LogReceiver log_receiver;
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void
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LogReceiver::receive (Transmitter::Channel chn, const char * str)
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{
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const char *prefix = "";
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switch (chn) {
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case Transmitter::Error:
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prefix = "[ERROR]: ";
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break;
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case Transmitter::Info:
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prefix = "[INFO]: ";
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break;
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case Transmitter::Warning:
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prefix = "[WARNING]: ";
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break;
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case Transmitter::Fatal:
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prefix = "[FATAL]: ";
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break;
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case Transmitter::Throw:
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/* this isn't supposed to happen */
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cerr << "Game Over\n";
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abort ();
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}
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/* note: iostreams are already thread-safe: no external
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lock required.
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*/
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std::cout << prefix << str << std::endl;
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if (chn == Transmitter::Fatal) {
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::exit (9);
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}
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}
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/* ***************************************************************************/
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/* ***************************************************************************/
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/* ***************************************************************************/
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class CANVAS_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
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{
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public:
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CANVAS_UI (int *argcp, char **argvp[], const char* localedir);
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~CANVAS_UI();
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private:
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int starting ();
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bool main_window_delete_event (GdkEventAny* ev) { finish (); return true; }
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void finish () { quit (); }
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Gtk::Window _main_window;
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ArdourCanvas::Container* initialize_canvas (ArdourCanvas::Canvas& canvas);
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void canvas_size_request (Gtk::Requisition* req);
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void canvas_size_allocated (Gtk::Allocation& alloc);
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ArdourCanvas::GtkCanvas* canvas;
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ArdourCanvas::Container* group;
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ArdourButton test_button;
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};
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/* ***************************************************************************/
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CANVAS_UI::CANVAS_UI (int *argcp, char **argvp[], const char* localedir)
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: Gtkmm2ext::UI (PROGRAM_NAME, X_("gui"), argcp, argvp)
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{
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Gtkmm2ext::init (localedir);
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UIConfiguration::instance().post_gui_init ();
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Gtkmm2ext::WindowTitle title ("Canvas Test");
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_main_window.set_title (title.get_string());
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_main_window.set_flags (CAN_FOCUS);
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_main_window.signal_delete_event().connect (sigc::mem_fun (*this, &CANVAS_UI::main_window_delete_event));
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VBox* b = manage (new VBox);
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Label* l = manage (new Label ("Hello there"));
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canvas = new ArdourCanvas::GtkCanvas ();
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group = initialize_canvas (*canvas);
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canvas->signal_size_request().connect (sigc::mem_fun (*this, &CANVAS_UI::canvas_size_request));
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canvas->signal_size_allocate().connect (sigc::mem_fun (*this, &CANVAS_UI::canvas_size_allocated));
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test_button.signal_clicked.connect (sigc::mem_fun (*this, &CANVAS_UI::finish));
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test_button.set_text ("Don't click me");
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b->pack_start (*l, false, 0);
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b->pack_start (test_button, false, 0);
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b->pack_start (*canvas, true, 0);
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_main_window.add (*b);
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_main_window.show_all ();
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}
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CANVAS_UI::~CANVAS_UI ()
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{
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}
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int
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CANVAS_UI::starting ()
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{
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Application* app = Application::instance ();
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app->ready ();
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return 0;
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}
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ArdourCanvas::Container*
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CANVAS_UI::initialize_canvas (ArdourCanvas::Canvas& canvas)
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{
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using namespace ArdourCanvas;
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canvas.set_background_color (rgba_to_color (0.0, 0.0, 1.0, 1.0));
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ScrollGroup* scroll_group = new ScrollGroup (canvas.root(),
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ScrollGroup::ScrollSensitivity (ScrollGroup::ScrollsVertically|ScrollGroup::ScrollsHorizontally));
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Text* text = new Text (scroll_group);
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text->set ("Canvas Text");
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return new ArdourCanvas::Container (scroll_group);
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}
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void
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CANVAS_UI::canvas_size_request (Gtk::Requisition* req)
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{
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req->width = 100;
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req->height = 100;
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}
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void
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CANVAS_UI::canvas_size_allocated (Gtk::Allocation& alloc)
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{
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}
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/* ***************************************************************************/
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/* ***************************************************************************/
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/* ***************************************************************************/
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static CANVAS_UI *ui = 0;
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int main (int argc, char **argv)
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{
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#if 0
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fixup_bundle_environment (argc, argv, localedir);
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load_custom_fonts();
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// TODO setlocale..
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#endif
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if (!ARDOUR::init (false, true, localedir)) {
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cerr << "Ardour failed to initialize\n" << endl;
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::exit (EXIT_FAILURE);
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}
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if (!Glib::thread_supported()) {
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Glib::thread_init();
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}
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pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, 0);
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log_receiver.listen_to (error);
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log_receiver.listen_to (info);
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log_receiver.listen_to (fatal);
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log_receiver.listen_to (warning);
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if (UIConfiguration::instance().pre_gui_init ()) {
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error << _("Could not complete pre-GUI initialization") << endmsg;
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exit (1);
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}
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// we could load a session here, if needed
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// see ../session_utils/common.cc
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ui = new CANVAS_UI (&argc, &argv, localedir);
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ui->run (log_receiver);
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info << "Farewell" << endmsg;
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Gtkmm2ext::Application::instance()->cleanup();
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delete ui;
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ui = 0;
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ARDOUR::cleanup ();
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pthread_cancel_all ();
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return 0;
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}
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@ -490,6 +490,36 @@ def build(bld):
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obj.defines += [ 'LXVST_SUPPORT' ]
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obj.use += [ 'X11' ]
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# Tool to test libcanvas
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if re.search ("linux", sys.platform) != None and bld.env['CANVASTESTUI']:
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obj = bld (features = 'cxx c cxxprogram')
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obj.install_path = None
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obj.source = list(gtk2_ardour_sources)
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obj.source = [ 'ardour_button.cc', 'ui_config.cc', 'tooltips.cc' ]
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obj.target = 'canvas_test'
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obj.includes = ['.', '../libs']
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obj.ldflags = ['-no-undefined']
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obj.use = [
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'libpbd',
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'libardour',
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'libardour_cp',
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'libtimecode',
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'libmidipp',
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'libgtkmm2ext',
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'libcanvas',
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'libptformat',
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]
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obj.defines = [
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'NOMAIN',
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'PACKAGE="' + I18N_PACKAGE + '"',
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'DATA_DIR="' + os.path.normpath(bld.env['DATADIR']) + '"',
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'CONFIG_DIR="' + os.path.normpath(bld.env['SYSCONFDIR']) + '"',
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'LOCALEDIR="' + os.path.normpath(bld.env['LOCALEDIR']) + '"',
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]
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obj.linkflags = ''
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obj.uselib = 'UUID FLAC FONTCONFIG GLIBMM GTHREAD GTK OGG CURL DL GTKMM CANVAS FFTW3F LO TAGLIB XML '
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obj.source += [ 'canvas_test.cc', ]
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if bld.is_defined('WINDOWS_VST_SUPPORT') and bld.env['build_target'] != 'mingw':
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# Windows VST support w/wine
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7
wscript
7
wscript
@ -709,6 +709,8 @@ def options(opt):
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help='Use external/system versions of some bundled libraries')
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opt.add_option('--luadoc', action='store_true', default=False, dest='luadoc',
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help='Compile Tool to dump LuaBindings (needs C++11)')
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opt.add_option('--canvasui', action='store_true', default=False, dest='canvasui',
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help='Compile libcanvas test GUI')
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opt.add_option('--lv2', action='store_true', default=True, dest='lv2',
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help='Compile with support for LV2 (if Lilv+Suil is available)')
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opt.add_option('--no-lv2', action='store_false', dest='lv2',
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@ -932,6 +934,10 @@ def configure(conf):
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print ('No Carbon support available for this build\n')
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if Options.options.canvasui:
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conf.env['CANVASTESTUI'] = True
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conf.define ('CANVASTESTUI', 1)
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if Options.options.luadoc:
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conf.env['LUABINDINGDOC'] = True
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conf.define ('LUABINDINGDOC', 1)
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@ -1211,6 +1217,7 @@ const char* const ardour_config_info = "\\n\\
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write_config_text('AudioUnits', conf.is_defined('AUDIOUNIT_SUPPORT'))
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write_config_text('Free/Demo copy', conf.is_defined('FREEBIE'))
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write_config_text('Build target', conf.env['build_target'])
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write_config_text('Canvas Test UI', conf.is_defined('CANVASTESTUI'))
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write_config_text('CoreAudio', conf.is_defined('HAVE_COREAUDIO'))
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write_config_text('CoreAudio 10.5 compat', conf.is_defined('COREAUDIO105'))
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write_config_text('Debug RT allocations', conf.is_defined('DEBUG_RT_ALLOC'))
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