#include <cairomm/context.h>
#include <cairomm/surface.h>
+#include <pango/pangocairo.h>
#include "gtkmm2ext/gui_thread.h"
#include "LuaBridge/LuaBridge.h"
+#include "ardour_http.h"
#include "ardour_ui.h"
#include "public_editor.h"
#include "region_selection.h"
#include "luainstance.h"
#include "luasignal.h"
#include "marker.h"
+#include "processor_box.h"
#include "time_axis_view.h"
#include "selection.h"
#include "script_selector.h"
+#include "timers.h"
+#include "utils_videotl.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
namespace LuaCairo {
/** wrap RefPtr< Cairo::ImageSurface >
Cairo::RefPtr<Cairo::Context> _ctx;
Cairo::Context ctx;
};
+
+class PangoLayout {
+ public:
+ /** Create a new PangoLayout Text Display
+ * @param c CairoContext for the layout
+ * @param font_name a font-description e.g. "Mono 8px"
+ */
+ PangoLayout (Cairo::Context* c, std::string font_name) {
+ ::PangoLayout* pl = pango_cairo_create_layout (c->cobj ());
+ _layout = Glib::wrap (pl);
+ Pango::FontDescription fd (font_name);
+ _layout->set_font_description (fd);
+ }
+
+ ~PangoLayout () {}
+
+ /** Gets the text in the layout. The returned text should not
+ * be freed or modified.
+ *
+ * @return The text in the @a layout.
+ */
+ std::string get_text () const {
+ return _layout->get_text ();
+ }
+ /** Set the text of the layout.
+ * @param text The text for the layout.
+ */
+ void set_text (const std::string& text) {
+ _layout->set_text (text);
+ }
+
+ /** Sets the layout text and attribute list from marked-up text (see markup format).
+ * Replaces the current text and attribute list.
+ * @param markup Some marked-up text.
+ */
+ void set_markup (const std::string& markup) {
+ _layout->set_markup (markup);
+ }
+
+ /** Sets the width to which the lines of the Pango::Layout should wrap or
+ * ellipsized. The default value is -1: no width set.
+ *
+ * @param width The desired width in Pango units, or -1 to indicate that no
+ * wrapping or ellipsization should be performed.
+ */
+ void set_width (int width) {
+ _layout->set_width (width * PANGO_SCALE);
+ }
+
+ /** Gets the width to which the lines of the Pango::Layout should wrap.
+ *
+ * @return The width in Pango units, or -1 if no width set.
+ */
+ int get_width () const {
+ return _layout->get_width () / PANGO_SCALE;
+ }
+
+ /** Sets the type of ellipsization being performed for @a layout.
+ * Depending on the ellipsization mode @a ellipsize text is
+ * removed from the start, middle, or end of text so they
+ * fit within the width and height of layout set with
+ * set_width() and set_height().
+ *
+ * If the layout contains characters such as newlines that
+ * force it to be layed out in multiple paragraphs, then whether
+ * each paragraph is ellipsized separately or the entire layout
+ * is ellipsized as a whole depends on the set height of the layout.
+ * See set_height() for details.
+ *
+ * @param ellipsize The new ellipsization mode for @a layout.
+ */
+ void set_ellipsize (Pango::EllipsizeMode ellipsize) {
+ _layout->set_ellipsize (ellipsize);
+ }
+
+ /** Gets the type of ellipsization being performed for @a layout.
+ * See set_ellipsize()
+ *
+ * @return The current ellipsization mode for @a layout.
+ *
+ * Use is_ellipsized() to query whether any paragraphs
+ * were actually ellipsized.
+ */
+ Pango::EllipsizeMode get_ellipsize () const {
+ return _layout->get_ellipsize ();
+ }
+
+ /** Queries whether the layout had to ellipsize any paragraphs.
+ *
+ * This returns <tt>true</tt> if the ellipsization mode for @a layout
+ * is not Pango::ELLIPSIZE_NONE, a positive width is set on @a layout,
+ * and there are paragraphs exceeding that width that have to be
+ * ellipsized.
+ *
+ * @return <tt>true</tt> if any paragraphs had to be ellipsized, <tt>false</tt>
+ * otherwise.
+ */
+ bool is_ellipsized () const {
+ return _layout->is_ellipsized ();
+ }
+
+ /** Sets the wrap mode; the wrap mode only has effect if a width
+ * is set on the layout with set_width().
+ * To turn off wrapping, set the width to -1.
+ *
+ * @param wrap The wrap mode.
+ */
+ void set_wrap (Pango::WrapMode wrap) {
+ _layout->set_width (wrap);
+ }
+
+ /** Gets the wrap mode for the layout.
+ *
+ * Use is_wrapped() to query whether any paragraphs
+ * were actually wrapped.
+ *
+ * @return Active wrap mode.
+ */
+ Pango::WrapMode get_wrap () const {
+ return _layout->get_wrap ();
+ }
+
+ /** Queries whether the layout had to wrap any paragraphs.
+ *
+ * This returns <tt>true</tt> if a positive width is set on @a layout,
+ * ellipsization mode of @a layout is set to Pango::ELLIPSIZE_NONE,
+ * and there are paragraphs exceeding the layout width that have
+ * to be wrapped.
+ *
+ * @return <tt>true</tt> if any paragraphs had to be wrapped, <tt>false</tt>
+ * otherwise.
+ */
+ bool is_wrapped () const {
+ return _layout->is_wrapped ();
+ }
+
+ /** Determines the logical width and height of a Pango::Layout
+ * in device units.
+ */
+ int get_pixel_size (lua_State *L) {
+ int width, height;
+ _layout->get_pixel_size (width, height);
+ luabridge::Stack<int>::push (L, width);
+ luabridge::Stack<int>::push (L, height);
+ return 2;
+ }
+
+
+ /** Draws a Layout in the specified Cairo @a context. The top-left
+ * corner of the Layout will be drawn at the current point of the
+ * cairo context.
+ *
+ * @param context A Cairo context.
+ */
+ void show_in_cairo_context (Cairo::Context* c) {
+ pango_cairo_update_layout (c->cobj (), _layout->gobj());
+ pango_cairo_show_layout (c->cobj (), _layout->gobj());
+ }
+
+ private:
+ Glib::RefPtr<Pango::Layout> _layout;
+};
+
}; // namespace
////////////////////////////////////////////////////////////////////////////////
#undef ENGINE
}; // namespace
+
+/** special cases for Ardour's Mixer UI */
+namespace LuaMixer {
+
+ ProcessorBox::ProcSelection
+ processor_selection () {
+ return ProcessorBox::current_processor_selection ();
+ }
+
+};
+
////////////////////////////////////////////////////////////////////////////////
#define xstr(s) stringify(s)
using namespace ARDOUR;
+PBD::Signal0<void> LuaInstance::LuaTimerDS;
+
void
LuaInstance::register_hooks (lua_State* L)
{
.addFunction ("get_stride", &LuaCairo::ImageSurface::get_stride)
.addFunction ("get_width", &LuaCairo::ImageSurface::get_width)
.addFunction ("get_height", &LuaCairo::ImageSurface::get_height)
- .addFunction ("get_data", &LuaCairo::ImageSurface::get_data)
+ //.addFunction ("get_data", &LuaCairo::ImageSurface::get_data) // uint8_t* array is n/a
.endClass ()
+ .beginClass <LuaCairo::PangoLayout> ("PangoLayout")
+ .addConstructor <void (*) (Cairo::Context*, std::string)> ()
+ .addCFunction ("get_pixel_size", &LuaCairo::PangoLayout::get_pixel_size)
+ .addFunction ("get_text", &LuaCairo::PangoLayout::get_text)
+ .addFunction ("set_text", &LuaCairo::PangoLayout::set_text)
+ .addFunction ("show_in_cairo_context", &LuaCairo::PangoLayout::show_in_cairo_context)
+ .addFunction ("set_markup", &LuaCairo::PangoLayout::set_markup)
+ .addFunction ("set_width", &LuaCairo::PangoLayout::set_width)
+ .addFunction ("set_ellipsize", &LuaCairo::PangoLayout::set_ellipsize)
+ .addFunction ("get_ellipsize", &LuaCairo::PangoLayout::get_ellipsize)
+ .addFunction ("is_ellipsized", &LuaCairo::PangoLayout::is_ellipsized)
+ .addFunction ("set_wrap", &LuaCairo::PangoLayout::set_wrap)
+ .addFunction ("get_wrap", &LuaCairo::PangoLayout::get_wrap)
+ .addFunction ("is_wrapped", &LuaCairo::PangoLayout::is_wrapped)
+ .endClass ()
+
+ /* enums */
+ .beginNamespace ("EllipsizeMode")
+ .addConst ("None", Pango::ELLIPSIZE_NONE)
+ .addConst ("Start", Pango::ELLIPSIZE_START)
+ .addConst ("Middle", Pango::ELLIPSIZE_MIDDLE)
+ .addConst ("End", Pango::ELLIPSIZE_END)
+ .endNamespace ()
+
+ .beginNamespace ("WrapMode")
+ .addConst ("Word", Pango::WRAP_WORD)
+ .addConst ("Char", Pango::WRAP_CHAR)
+ .addConst ("WordChar", Pango::WRAP_WORD_CHAR)
+ .endNamespace ()
+
.endNamespace ();
/* Lua/cairo bindings operate on Cairo::Context, there is no Cairo::RefPtr wrapper [yet].
luabridge::getGlobalNamespace (L)
.beginNamespace ("ArdourUI")
+ .addFunction ("http_get", (std::string (*)(const std::string&))&ArdourCurl::http_get)
+
+ .addFunction ("processor_selection", &LuaMixer::processor_selection)
+
.beginStdList <ArdourMarker*> ("ArdourMarkerList")
.endClass ()
using namespace PBD;
using namespace std;
-#ifndef NDEBUG
static void _lua_print (std::string s) {
+#ifndef NDEBUG
std::cout << "LuaInstance: " << s << "\n";
-}
#endif
+ PBD::info << "LuaInstance: " << s << endmsg;
+}
LuaInstance* LuaInstance::_instance = 0;
return _instance;
}
+void
+LuaInstance::destroy_instance ()
+{
+ delete _instance;
+ _instance = 0;
+}
+
LuaInstance::LuaInstance ()
{
-#ifndef NDEBUG
lua.Print.connect (&_lua_print);
-#endif
init ();
LuaScriptParamList args;
LuaInstance::~LuaInstance ()
{
delete _lua_call_action;
+ delete _lua_render_icon;
delete _lua_add_action;
delete _lua_del_action;
delete _lua_get_action;
{
lua.do_command (
"function ScriptManager ()"
- " local self = { scripts = {}, instances = {} }"
+ " local self = { scripts = {}, instances = {}, icons = {} }"
""
" local remove = function (id)"
" self.scripts[id] = nil"
" self.instances[id] = nil"
+ " self.icons[id] = nil"
" end"
""
- " local addinternal = function (i, n, s, f, a)"
+ " local addinternal = function (i, n, s, f, c, a)"
" assert(type(i) == 'number', 'id must be numeric')"
" assert(type(n) == 'string', 'Name must be string')"
" assert(type(s) == 'string', 'Script must be string')"
" assert(type(f) == 'function', 'Factory is a not a function')"
" assert(type(a) == 'table' or type(a) == 'nil', 'Given argument is invalid')"
- " self.scripts[i] = { ['n'] = n, ['s'] = s, ['f'] = f, ['a'] = a }"
+ " self.scripts[i] = { ['n'] = n, ['s'] = s, ['f'] = f, ['a'] = a, ['c'] = c }"
" local env = _ENV; env.f = nil env.debug = nil os.exit = nil require = nil dofile = nil loadfile = nil package = nil"
" self.instances[i] = load (string.dump(f, true), nil, nil, env)(a)"
+ " if type(c) == 'function' then"
+ " self.icons[i] = load (string.dump(c, true), nil, nil, env)(a)"
+ " else"
+ " self.icons[i] = nil"
+ " end"
" end"
""
" local call = function (id)"
" collectgarbage()"
" end"
""
- " local add = function (i, n, s, b, a)"
+ " local icon = function (id, ...)"
+ " if type(self.icons[id]) == 'function' then"
+ " pcall (self.icons[id], ...)"
+ " end"
+ " collectgarbage()"
+ " end"
+ ""
+ " local add = function (i, n, s, b, c, a)"
" assert(type(b) == 'string', 'ByteCode must be string')"
- " load (b)()" // assigns f
+ " f = nil load (b)()" // assigns f
+ " icn = nil load (c)()" // may assign "icn"
" assert(type(f) == 'string', 'Assigned ByteCode must be string')"
- " addinternal (i, n, s, load(f), a)"
+ " addinternal (i, n, s, load(f), type(icn) ~= \"string\" or icn == '' or load(icn), a)"
" end"
""
" local get = function (id)"
" if type(self.scripts[id]) == 'table' then"
" return { ['name'] = self.scripts[id]['n'],"
" ['script'] = self.scripts[id]['s'],"
+ " ['icon'] = type(self.scripts[id]['c']) == 'function',"
" ['args'] = self.scripts[id]['a'] }"
" end"
" return nil"
" return rv;"
" elseif type(value) == \"function\" then"
" return rv .. string.format(\"%q\", string.dump(value, true))"
+ " elseif type(value) == \"boolean\" then"
+ " return rv .. tostring (value)"
" else"
" error('cannot save a ' .. type(value))"
" end"
" local clear = function ()"
" self.scripts = {}"
" self.instances = {}"
+ " self.icons = {}"
" collectgarbage()"
" end"
""
" clear()"
" load (state)()"
" for i, s in pairs (scripts) do"
- " addinternal (i, s['n'], s['s'], load(s['f']), s['a'])"
+ " addinternal (i, s['n'], s['s'], load(s['f']), type (s['c']) ~= \"string\" or s['c'] == '' or load (s['c']), s['a'])"
" end"
" collectgarbage()"
" end"
""
" return { call = call, add = add, remove = remove, get = get,"
- " restore = restore, save = save, clear = clear}"
+ " restore = restore, save = save, clear = clear, icon = icon}"
" end"
" "
" manager = ScriptManager ()"
_lua_del_action = new luabridge::LuaRef(lua_mgr["remove"]);
_lua_get_action = new luabridge::LuaRef(lua_mgr["get"]);
_lua_call_action = new luabridge::LuaRef(lua_mgr["call"]);
+ _lua_render_icon = new luabridge::LuaRef(lua_mgr["icon"]);
_lua_save = new luabridge::LuaRef(lua_mgr["save"]);
_lua_load = new luabridge::LuaRef(lua_mgr["restore"]);
_lua_clear = new luabridge::LuaRef(lua_mgr["clear"]);
for (LuaCallbackMap::iterator i = _callbacks.begin(); i != _callbacks.end(); ++i) {
i->second->set_session (s);
}
+ point_one_second_connection = Timers::rapid_connect (sigc::mem_fun(*this, & LuaInstance::every_point_one_seconds));
}
void
LuaInstance::session_going_away ()
{
ENSURE_GUI_THREAD (*this, &LuaInstance::session_going_away);
+ point_one_second_connection.disconnect ();
+
(*_lua_clear)();
for (int i = 0; i < 9; ++i) {
ActionChanged (i, ""); /* EMIT SIGNAL */
lua.do_command ("collectgarbage();");
}
+void
+LuaInstance::every_point_one_seconds ()
+{
+ LuaTimerDS (); // emit signal
+}
+
int
LuaInstance::set_state (const XMLNode& node)
{
LuaInstance::interactive_add (LuaScriptInfo::ScriptType type, int id)
{
std::string title;
+ std::string param_function = "action_params";
std::vector<std::string> reg;
switch (type) {
case LuaScriptInfo::EditorAction:
reg = lua_action_names ();
- title = "Add Lua Action";
+ title = _("Add Lua Action");
break;
case LuaScriptInfo::EditorHook:
reg = lua_slot_names ();
- title = "Add Lua Callback Hook";
+ title = _("Add Lua Callback Hook");
+ break;
+ case LuaScriptInfo::Session:
+ if (!_session) {
+ return false;
+ }
+ reg = _session->registered_lua_functions ();
+ title = _("Add Lua Session Script");
+ param_function = "sess_params";
break;
default:
return false;
return false;
}
- LuaScriptParamList lsp = LuaScriptParams::script_params (spi, "action_params");
+ LuaScriptParamList lsp = LuaScriptParams::script_params (spi, param_function);
ScriptParameterDialog spd (_("Set Script Parameters"), spi, reg, lsp);
switch (spd.run ()) {
case LuaScriptInfo::EditorHook:
return register_lua_slot (spd.name(), script, lsp);
break;
+ case LuaScriptInfo::Session:
+ try {
+ _session->register_lua_function (spd.name(), script, lsp);
+ } catch (luabridge::LuaException const& e) {
+ string msg = string_compose (_("Session script '%1' instantiation failed: %2"), spd.name(), e.what ());
+ Gtk::MessageDialog am (msg);
+ am.run ();
+ } catch (SessionException e) {
+ string msg = string_compose (_("Loading Session script '%1' failed: %2"), spd.name(), e.what ());
+ Gtk::MessageDialog am (msg);
+ am.run ();
+ }
default:
break;
}
{
try {
(*_lua_call_action)(id + 1);
+ lua.collect_garbage_step ();
} catch (luabridge::LuaException const& e) {
cerr << "LuaException:" << e.what () << endl;
}
}
+void
+LuaInstance::render_action_icon (cairo_t* cr, int w, int h, uint32_t c, void* i) {
+ int ii = reinterpret_cast<uintptr_t> (i);
+ instance()->render_icon (ii, cr, w, h, c);
+}
+
+void
+LuaInstance::render_icon (int i, cairo_t* cr, int w, int h, uint32_t clr)
+{
+ Cairo::Context ctx (cr);
+ try {
+ (*_lua_render_icon)(i + 1, (Cairo::Context *)&ctx, w, h, clr);
+ } catch (luabridge::LuaException const& e) {
+ cerr << "LuaException:" << e.what () << endl;
+ }
+}
+
bool
LuaInstance::set_lua_action (
const int id,
// get bytcode of factory-function in a sandbox
// (don't allow scripts to interfere)
const std::string& bytecode = LuaScripting::get_factory_bytecode (script);
+ const std::string& iconfunc = LuaScripting::get_factory_bytecode (script, "icon", "icn");
luabridge::LuaRef tbl_arg (luabridge::newTable(L));
for (LuaScriptParamList::const_iterator i = args.begin(); i != args.end(); ++i) {
if ((*i)->optional && !(*i)->is_set) { continue; }
tbl_arg[(*i)->name] = (*i)->value;
}
- (*_lua_add_action)(id + 1, name, script, bytecode, tbl_arg);
+ (*_lua_add_action)(id + 1, name, script, bytecode, iconfunc, tbl_arg);
ActionChanged (id, name); /* EMIT SIGNAL */
} catch (luabridge::LuaException const& e) {
cerr << "LuaException:" << e.what () << endl;
return false;
}
+ _session->set_dirty ();
return true;
}
return false;
}
ActionChanged (id, ""); /* EMIT SIGNAL */
+ _session->set_dirty ();
return true;
}
return rv;
}
+bool
+LuaInstance::lua_action_has_icon (const int id)
+{
+ try {
+ luabridge::LuaRef ref ((*_lua_get_action)(id + 1));
+ if (ref.isNil()) {
+ return false;
+ }
+ if (ref["icon"].isBoolean()) {
+ return ref["icon"].cast<bool>();
+ }
+ } catch (luabridge::LuaException const& e) {
+ cerr << "LuaException:" << e.what () << endl;
+ }
+ return false;
+}
+
bool
LuaInstance::lua_action (const int id, std::string& name, std::string& script, LuaScriptParamList& args)
{
ActionHook ah;
try {
LuaState l;
-#ifndef NDEBUG
l.Print.connect (&_lua_print);
-#endif
lua_State* L = l.getState();
register_hooks (L);
l.do_command ("function ardour () end");
} catch (luabridge::LuaException const& e) {
cerr << "LuaException:" << e.what () << endl;
}
+ _session->set_dirty ();
return false;
}
_callbacks.erase (i);
return true;
}
+ _session->set_dirty ();
return false;
}
void
LuaCallback::init (void)
{
-#ifndef NDEBUG
lua.Print.connect (&_lua_print);
-#endif
lua.do_command (
"function ScriptManager ()"
" return rv;"
" elseif type(value) == \"function\" then"
" return rv .. string.format(\"%q\", string.dump(value, true))"
+ " elseif type(value) == \"boolean\" then"
+ " return rv .. tostring (value)"
" else"
" error('cannot save a ' .. type(value))"
" end"
{
SessionHandlePtr::set_session (s);
- if (_session) {
- lua_State* L = lua.getState();
- LuaBindings::set_session (L, _session);
+ if (!_session) {
+ return;
}
+ lua_State* L = lua.getState();
+ LuaBindings::set_session (L, _session);
+
reconnect();
}