#include "NasalCanvas.hxx"
#include <Canvas/canvas_mgr.hxx>
+#include <Canvas/gui_mgr.hxx>
#include <Main/globals.hxx>
#include <Scripting/NasalSys.hxx>
#include <simgear/sg_inlines.h>
#include <simgear/canvas/Canvas.hxx>
+#include <simgear/canvas/CanvasWindow.hxx>
#include <simgear/canvas/elements/CanvasElement.hxx>
+#include <simgear/canvas/elements/CanvasText.hxx>
+#include <simgear/canvas/events/CustomEvent.hxx>
+#include <simgear/canvas/events/MouseEvent.hxx>
#include <simgear/nasal/cppbind/from_nasal.hxx>
#include <simgear/nasal/cppbind/to_nasal.hxx>
namespace sc = simgear::canvas;
template<class Element>
-naRef elementGetNode(naContext c, Element& element)
+naRef elementGetNode(Element& element, naContext c)
{
return propNodeGhostCreate(c, element.getProps());
}
+typedef nasal::Ghost<sc::EventPtr> NasalEvent;
+typedef nasal::Ghost<sc::CustomEventPtr> NasalCustomEvent;
+typedef nasal::Ghost<sc::MouseEventPtr> NasalMouseEvent;
+
+struct CustomEventDetailWrapper;
+typedef SGSharedPtr<CustomEventDetailWrapper> CustomEventDetailPtr;
+typedef nasal::Ghost<CustomEventDetailPtr> NasalCustomEventDetail;
+
+typedef nasal::Ghost<simgear::PropertyBasedElementPtr> NasalPropertyBasedElement;
typedef nasal::Ghost<sc::CanvasPtr> NasalCanvas;
typedef nasal::Ghost<sc::ElementPtr> NasalElement;
typedef nasal::Ghost<sc::GroupPtr> NasalGroup;
+typedef nasal::Ghost<sc::TextPtr> NasalText;
+typedef nasal::Ghost<sc::WindowWeakPtr> NasalWindow;
-#if 0
-typedef osg::ref_ptr<osgGA::GUIEventAdapter> GUIEventPtr;
-
-class NasalCanvasEvent:
- public NasalObject<GUIEventPtr, NasalCanvasEvent>
+naRef to_nasal_helper(naContext c, const osg::BoundingBox& bb)
{
- public:
+ std::vector<float> bb_vec(4);
+ bb_vec[0] = bb._min.x();
+ bb_vec[1] = bb._min.y();
+ bb_vec[2] = bb._max.x();
+ bb_vec[3] = bb._max.y();
- naRef getEventType(naContext c, const GUIEventPtr& event)
- {
-#define RET_EVENT_STR(type, str)\
- case osgGA::GUIEventAdapter::type:\
- return nasal::to_nasal(c, str);
-
- switch( event->getEventType() )
- {
- RET_EVENT_STR(PUSH, "push");
- RET_EVENT_STR(RELEASE, "release");
- RET_EVENT_STR(DOUBLECLICK, "double-click");
- RET_EVENT_STR(DRAG, "drag");
- RET_EVENT_STR(MOVE, "move");
- RET_EVENT_STR(SCROLL, "scroll");
- RET_EVENT_STR(KEYUP, "key-up");
- RET_EVENT_STR(KEYDOWN, "key-down");
-
-#undef RET_EVENT_STR
-
- default:
- return naNil();
- }
- }
-};
-#endif
+ return nasal::to_nasal(c, bb_vec);
+}
-SGPropertyNode& requireArg(naContext c, int argc, naRef* args, int index = 0)
+SGPropertyNode* from_nasal_helper(naContext c, naRef ref, SGPropertyNode**)
{
- if( argc <= index )
- naRuntimeError(c, "missing argument #%d", index);
-
- SGPropertyNode* props = ghostToPropNode(args[index]);
+ SGPropertyNode* props = ghostToPropNode(ref);
if( !props )
- naRuntimeError(c, "arg #%d: not a SGPropertyNode ghost");
+ naRuntimeError(c, "Not a SGPropertyNode ghost.");
+
+ return props;
+}
- return *props;
+sc::CanvasWeakPtr from_nasal_helper(naContext c, naRef ref, sc::CanvasWeakPtr const*)
+{
+ return nasal::from_nasal<sc::CanvasPtr>(c, ref);
}
CanvasMgr& requireCanvasMgr(naContext c)
return *canvas_mgr;
}
+GUIMgr& requireGUIMgr(naContext c)
+{
+ GUIMgr* mgr =
+ static_cast<GUIMgr*>(globals->get_subsystem("CanvasGUI"));
+ if( !mgr )
+ naRuntimeError(c, "Failed to get CanvasGUI subsystem");
+
+ return *mgr;
+}
+
/**
* Create new Canvas and get ghost for it.
*/
-static naRef f_createCanvas(naContext c, naRef me, int argc, naRef* args)
+static naRef f_createCanvas(const nasal::CallContext& ctx)
+{
+ return NasalCanvas::create(ctx.c, requireCanvasMgr(ctx.c).createCanvas());
+}
+
+/**
+ * Create new Window and get ghost for it.
+ */
+static naRef f_createWindow(const nasal::CallContext& ctx)
{
- return NasalCanvas::create(c, requireCanvasMgr(c).createCanvas());
+ return NasalWindow::create
+ (
+ ctx.c,
+ requireGUIMgr(ctx.c).createWindow( ctx.getArg<std::string>(0) )
+ );
}
/**
*/
static naRef f_getCanvas(naContext c, naRef me, int argc, naRef* args)
{
- SGPropertyNode& props = requireArg(c, argc, args);
+ nasal::CallContext ctx(c, argc, args);
+ SGPropertyNode& props = *ctx.requireArg<SGPropertyNode*>(0);
CanvasMgr& canvas_mgr = requireCanvasMgr(c);
sc::CanvasPtr canvas;
return NasalCanvas::create(c, canvas);
}
-naRef f_canvasCreateGroup( sc::Canvas& canvas,
- naContext c,
- int argc,
- naRef* args )
+naRef f_canvasCreateGroup(sc::Canvas& canvas, const nasal::CallContext& ctx)
+{
+ return NasalGroup::create
+ (
+ ctx.c,
+ canvas.createGroup( ctx.getArg<std::string>(0) )
+ );
+}
+
+/**
+ * Get group containing all gui windows
+ */
+naRef f_getDesktop(naContext c, naRef me, int argc, naRef* args)
+{
+ return NasalGroup::create(c, requireGUIMgr(c).getDesktop());
+}
+
+naRef f_groupCreateChild(sc::Group& group, const nasal::CallContext& ctx)
+{
+ return NasalElement::create
+ (
+ ctx.c,
+ group.createChild( ctx.requireArg<std::string>(0),
+ ctx.getArg<std::string>(1) )
+ );
+}
+
+naRef f_groupGetChild(sc::Group& group, const nasal::CallContext& ctx)
+{
+ return NasalElement::create
+ (
+ ctx.c,
+ group.getChild( ctx.requireArg<SGPropertyNode*>(0) )
+ );
+}
+
+naRef f_groupGetElementById(sc::Group& group, const nasal::CallContext& ctx)
+{
+ return NasalElement::create
+ (
+ ctx.c,
+ group.getElementById( ctx.requireArg<std::string>(0) )
+ );
+}
+
+static void propElementSetData( simgear::PropertyBasedElement& el,
+ const std::string& name,
+ naContext c,
+ naRef ref )
+{
+ if( naIsNil(ref) )
+ return el.removeDataProp(name);
+
+ std::string val = nasal::from_nasal<std::string>(c, ref);
+
+ char* end = NULL;
+
+ long val_long = strtol(val.c_str(), &end, 10);
+ if( !*end )
+ return el.setDataProp(name, val_long);
+
+ double val_double = strtod(val.c_str(), &end);
+ if( !*end )
+ return el.setDataProp(name, val_double);
+
+ el.setDataProp(name, val);
+}
+
+/**
+ * Accessor for HTML5 data properties.
+ *
+ * # set single property:
+ * el.data("myKey", 5);
+ *
+ * # set multiple properties
+ * el.data({myProp1: 12, myProp2: "test"});
+ *
+ * # get value of properties
+ * el.data("myKey"); # 5
+ * el.data("myProp2"); # "test"
+ *
+ * # remove a single property
+ * el.data("myKey", nil);
+ *
+ * # remove multiple properties
+ * el.data({myProp1: nil, myProp2: nil});
+ *
+ * # set and remove multiple properties
+ * el.data({newProp: "some text...", removeProp: nil});
+ *
+ *
+ * @see http://api.jquery.com/data/
+ */
+static naRef f_propElementData( simgear::PropertyBasedElement& el,
+ const nasal::CallContext& ctx )
+{
+ if( ctx.isHash(0) )
+ {
+ // Add/delete properties given as hash
+ nasal::Hash obj = ctx.requireArg<nasal::Hash>(0);
+ for(nasal::Hash::iterator it = obj.begin(); it != obj.end(); ++it)
+ propElementSetData(el, it->getKey(), ctx.c, it->getValue<naRef>());
+
+ return ctx.to_nasal(&el);
+ }
+
+ std::string name = ctx.getArg<std::string>(0);
+ if( !name.empty() )
+ {
+ if( ctx.argc == 1 )
+ {
+ // name + additional argument -> add/delete property
+ SGPropertyNode* node = el.getDataProp<SGPropertyNode*>(name);
+ if( !node )
+ return naNil();
+
+ return ctx.to_nasal( node->getStringValue() );
+ }
+ else
+ {
+ // only name -> get property
+ propElementSetData(el, name, ctx.c, ctx.requireArg<naRef>(1));
+ return ctx.to_nasal(&el);
+ }
+ }
+
+ return naNil();
+}
+
+template<int Mask>
+naRef f_eventGetModifier(sc::MouseEvent& event, naContext)
+{
+ return naNum((event.getModifiers() & Mask) != 0);
+}
+
+static naRef f_createCustomEvent(const nasal::CallContext& ctx)
{
- std::string name;
- if( argc > 0 )
- name = nasal::from_nasal<std::string>(c, args[0]);
+ std::string const& type = ctx.requireArg<std::string>(0);
+ if( type.empty() )
+ return naNil();
+
+ simgear::StringMap detail;
+ if( ctx.isHash(1) )
+ {
+ nasal::Hash const& cfg = ctx.requireArg<nasal::Hash>(1);
+ naRef na_detail = cfg.get("detail");
+ if( naIsHash(na_detail) )
+ detail = ctx.from_nasal<simgear::StringMap>(na_detail);
+ }
- return NasalGroup::create(c, canvas.createGroup(name));
+ return NasalCustomEvent::create(
+ ctx.c,
+ sc::CustomEventPtr(new sc::CustomEvent(type, detail))
+ );
}
-naRef initNasalCanvas(naRef globals, naContext c, naRef gcSave)
+struct CustomEventDetailWrapper:
+ public SGReferenced
{
+ sc::CustomEventPtr _event;
+
+ CustomEventDetailWrapper(const sc::CustomEventPtr& event):
+ _event(event)
+ {
+
+ }
+
+ bool _get( const std::string& key,
+ std::string& value_out ) const
+ {
+ if( !_event )
+ return false;
+
+ simgear::StringMap::const_iterator it = _event->detail.find(key);
+ if( it == _event->detail.end() )
+ return false;
+
+ value_out = it->second;
+ return true;
+ }
+
+ bool _set( const std::string& key,
+ const std::string& value )
+ {
+ if( !_event )
+ return false;
+
+ _event->detail[ key ] = value;
+ return true;
+ }
+};
+
+static naRef f_customEventGetDetail( sc::CustomEvent& event,
+ naContext c )
+{
+ return nasal::to_nasal(
+ c,
+ CustomEventDetailPtr(new CustomEventDetailWrapper(&event))
+ );
+}
+
+naRef to_nasal_helper(naContext c, const sc::ElementWeakPtr& el)
+{
+ return NasalElement::create(c, el.lock());
+}
+
+naRef to_nasal_helper(naContext c, const sc::CanvasWeakPtr& canvas)
+{
+ return NasalCanvas::create(c, canvas.lock());
+}
+
+naRef initNasalCanvas(naRef globals, naContext c)
+{
+ using osgGA::GUIEventAdapter;
+ NasalEvent::init("canvas.Event")
+ .member("type", &sc::Event::getTypeString)
+ .member("target", &sc::Event::getTarget)
+ .member("currentTarget", &sc::Event::getCurrentTarget)
+ .method("stopPropagation", &sc::Event::stopPropagation);
+
+ NasalCustomEvent::init("canvas.CustomEvent")
+ .bases<NasalEvent>()
+ .member("detail", &f_customEventGetDetail, &sc::CustomEvent::setDetail);
+ NasalCustomEventDetail::init("canvas.CustomEventDetail")
+ ._get(&CustomEventDetailWrapper::_get)
+ ._set(&CustomEventDetailWrapper::_set);
+
+ NasalMouseEvent::init("canvas.MouseEvent")
+ .bases<NasalEvent>()
+ .member("screenX", &sc::MouseEvent::getScreenX)
+ .member("screenY", &sc::MouseEvent::getScreenY)
+ .member("clientX", &sc::MouseEvent::getClientX)
+ .member("clientY", &sc::MouseEvent::getClientY)
+ .member("localX", &sc::MouseEvent::getLocalX)
+ .member("localY", &sc::MouseEvent::getLocalY)
+ .member("deltaX", &sc::MouseEvent::getDeltaX)
+ .member("deltaY", &sc::MouseEvent::getDeltaY)
+ .member("button", &sc::MouseEvent::getButton)
+ .member("buttons", &sc::MouseEvent::getButtonMask)
+ .member("modifiers", &sc::MouseEvent::getModifiers)
+ .member("ctrlKey", &f_eventGetModifier<GUIEventAdapter::MODKEY_CTRL>)
+ .member("shiftKey", &f_eventGetModifier<GUIEventAdapter::MODKEY_SHIFT>)
+ .member("altKey", &f_eventGetModifier<GUIEventAdapter::MODKEY_ALT>)
+ .member("metaKey", &f_eventGetModifier<GUIEventAdapter::MODKEY_META>)
+ .member("click_count", &sc::MouseEvent::getCurrentClickCount);
+
+ NasalPropertyBasedElement::init("PropertyBasedElement")
+ .method("data", &f_propElementData);
NasalCanvas::init("Canvas")
+ .bases<NasalPropertyBasedElement>()
.member("_node_ghost", &elementGetNode<sc::Canvas>)
.member("size_x", &sc::Canvas::getSizeX)
.member("size_y", &sc::Canvas::getSizeY)
- .method_func<&f_canvasCreateGroup>("createGroup");
+ .method("_createGroup", &f_canvasCreateGroup)
+ .method("_getGroup", &sc::Canvas::getGroup)
+ .method("addEventListener", &sc::Canvas::addEventListener)
+ .method("dispatchEvent", &sc::Canvas::dispatchEvent);
NasalElement::init("canvas.Element")
- .member("_node_ghost", &elementGetNode<sc::Element>);
+ .bases<NasalPropertyBasedElement>()
+ .member("_node_ghost", &elementGetNode<sc::Element>)
+ .method("_getParent", &sc::Element::getParent)
+ .method("_getCanvas", &sc::Element::getCanvas)
+ .method("addEventListener", &sc::Element::addEventListener)
+ .method("dispatchEvent", &sc::Element::dispatchEvent)
+ .method("getBoundingBox", &sc::Element::getBoundingBox)
+ .method("getTightBoundingBox", &sc::Element::getTightBoundingBox);
NasalGroup::init("canvas.Group")
- .bases<NasalElement>();
+ .bases<NasalElement>()
+ .method("_createChild", &f_groupCreateChild)
+ .method("_getChild", &f_groupGetChild)
+ .method("_getElementById", &f_groupGetElementById);
+ NasalText::init("canvas.Text")
+ .bases<NasalElement>()
+ .method("getNearestCursor", &sc::Text::getNearestCursor);
+ NasalWindow::init("canvas.Window")
+ .bases<NasalElement>()
+ .member("_node_ghost", &elementGetNode<sc::Window>)
+ .method("_getCanvasDecoration", &sc::Window::getCanvasDecoration);
+
nasal::Hash globals_module(globals, c),
canvas_module = globals_module.createHash("canvas");
canvas_module.set("_newCanvasGhost", f_createCanvas);
+ canvas_module.set("_newWindowGhost", f_createWindow);
canvas_module.set("_getCanvasGhost", f_getCanvas);
+ canvas_module.set("_getDesktopGhost", f_getDesktop);
+ canvas_module.createHash("CustomEvent")
+ .set("new", &f_createCustomEvent);
return naNil();
}