X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Finput%2Fcontrol.cpp;h=4f093573baeaf2418a2faf25ca881934b94aecae;hb=27356249e3607c78f5da9823c88703a6f4f7bed1;hp=ffa02932f7db9c3b3159c45ab589d2c2f434ae1e;hpb=daf317db7a79a4c92880042125814ca942c3a6fa;p=libs%2Fgui.git

diff --git a/source/input/control.cpp b/source/input/control.cpp
index ffa0293..4f09357 100644
--- a/source/input/control.cpp
+++ b/source/input/control.cpp
@@ -1,31 +1,21 @@
-/* $Id$
-
-This file is part of libmspgbase
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include <msp/core/except.h>
-#include <msp/strings/lexicalcast.h>
 #include "control.h"
+#include <sigc++/bind_return.h>
+#include <msp/strings/lexicalcast.h>
+#include "binarycontrol.h"
 #include "device.h"
 
+using namespace std;
+
 namespace Msp {
 namespace Input {
 
-ControlSource::ControlSource():
-	dev(0),
-	type(NONE),
-	index(0)
-{ }
-
 ControlSource::ControlSource(Device &d, ControlSrcType t, unsigned i):
 	dev(&d),
 	type(t),
 	index(i)
 { }
 
-std::string ControlSource::str() const
+string ControlSource::str() const
 {
 	if(type==BUTTON)
 		return dev->get_button_name(index);
@@ -33,41 +23,38 @@ std::string ControlSource::str() const
 		return dev->get_axis_name(index)+" +";
 	else if(type==AXIS_NEG)
 		return dev->get_axis_name(index)+" -";
-	else if(type==NONE)
+	else if(type==NO_SOURCE)
 		return "None";
 
-	return lexical_cast(index);
+	return lexical_cast<string>(index);
 }
 
 
-Control::Control():
-	capture_dev(0)
-{ }
-
 Control::Control(const ControlSource &s):
-	src(s),
-	capture_dev(0)
+	src(s)
 { }
 
 Control::Control(Device &d, ControlSrcType t, unsigned i):
-	src(d, t, i),
-	capture_dev(0)
+	src(d, t, i)
 {
 	connect_signals();
 }
 
+Control::~Control()
+{ }
+
 void Control::capture(Device &d)
 {
 	notify_callbacks();
-	capture_dev=&d;
-	capture_dev->signal_button_press.connect(sigc::mem_fun(this, &Control::button_press));
-	capture_dev->signal_axis_motion.connect(sigc::mem_fun(this, &Control::axis_motion));
+	capture_dev = &d;
+	capture_dev->signal_button_press.connect(sigc::bind_return(sigc::mem_fun(this, &Control::button_press), false));
+	capture_dev->signal_axis_motion.connect(sigc::bind_return(sigc::mem_fun(this, &Control::axis_motion), false));
 }
 
 void Control::cancel_capture()
 {
 	notify_callbacks();
-	capture_dev=0;
+	capture_dev = nullptr;
 	connect_signals();
 }
 
@@ -79,49 +66,63 @@ void Control::set_source(Device &d, ControlSrcType t, unsigned i)
 void Control::set_source(const ControlSource &s)
 {
 	notify_callbacks();
-	src=s;
+	src = s;
+	connect_signals();
+}
+
+void Control::set_activator(BinaryControl *ctrl)
+{
+	notify_callbacks();
+	activator = ctrl;
 	connect_signals();
 }
 
+void Control::reset_edges()
+{
+	rising_edge = false;
+	falling_edge = false;
+}
+
 void Control::connect_signals()
 {
 	switch(src.type)
 	{
-	case NONE:
+	case NO_SOURCE:
 		break;
 	case BUTTON:
-		src.dev->signal_button_press.connect(sigc::mem_fun(this, &Control::button_press));
-		src.dev->signal_button_release.connect(sigc::mem_fun(this, &Control::button_release));
+		src.dev->signal_button_press.connect(sigc::bind_return(sigc::mem_fun(this, &Control::button_press), false));
+		src.dev->signal_button_release.connect(sigc::bind_return(sigc::mem_fun(this, &Control::button_release), false));
 		break;
 	case AXIS_POS:
 	case AXIS_NEG:
-		src.dev->signal_axis_motion.connect(sigc::mem_fun(this, &Control::axis_motion));
+		src.dev->signal_axis_motion.connect(sigc::bind_return(sigc::mem_fun(this, &Control::axis_motion), false));
 		break;
-	default:
-		throw Exception("Invalid source in Control");
 	}
+
+	if(activator)
+		activator->signal_release.connect(sigc::mem_fun(this, &Control::deactivate));
 }
 
 void Control::button_press(unsigned i)
 {
 	if(capture_dev)
 	{
-		src.dev=capture_dev;
-		src.type=BUTTON;
-		src.index=i;
+		src.dev = capture_dev;
+		src.type = BUTTON;
+		src.index = i;
 
 		notify_callbacks();
-		capture_dev=0;
+		capture_dev = nullptr;
 		connect_signals();
 		signal_capture_complete.emit();
 	}
-	else if(src.type==BUTTON && i==src.index)
+	else if(src.type==BUTTON && i==src.index && (!activator || activator->get_state()))
 		on_press();
 }
 
 void Control::button_release(unsigned i)
 {
-	if(src.type==BUTTON && i==src.index)
+	if(src.type==BUTTON && i==src.index && (!activator || activator->get_state()))
 		on_release();
 }
 
@@ -129,28 +130,42 @@ void Control::axis_motion(unsigned i, float v, float r)
 {
 	if(capture_dev)
 	{
-		ControlSrcType type=NONE;
+		ControlSrcType type = NO_SOURCE;
 		if(v<-0.9)
-			type=AXIS_NEG;
+			type = AXIS_NEG;
 		else if(v>0.9)
-			type=AXIS_POS;
+			type = AXIS_POS;
 
-		if(type!=NONE)
+		if(type!=NO_SOURCE)
 		{
-			src.dev=capture_dev;
-			src.type=type;
-			src.index=i;
+			src.dev = capture_dev;
+			src.type = type;
+			src.index = i;
 
 			notify_callbacks();
-			capture_dev=0;
+			capture_dev = nullptr;
 			connect_signals();
 			signal_capture_complete.emit();
 		}
 	}
-	else if(src.type==AXIS_POS && i==src.index && v>=0)
-		on_motion(v, r);
-	else if(src.type==AXIS_NEG && i==src.index && v<=0)
-		on_motion(-v, -r);
+	else if(activator && !activator->get_state() && i==src.index)
+		origin = v;
+	else if(src.type==AXIS_POS && i==src.index && v>=origin)
+		on_motion(v-origin, r);
+	else if(src.type==AXIS_NEG && i==src.index && v<=origin)
+		on_motion(origin-v, -r);
+}
+
+void Control::deactivate()
+{
+	if(src.type==BUTTON)
+		on_release();
+	else if(src.type==AXIS_POS || src.type==AXIS_NEG)
+	{
+		float v = src.dev->get_axis_value(src.index);
+		on_motion(0, (src.type==AXIS_POS ? origin-v : v-origin));
+		origin = v;
+	}
 }
 
 } // namespace Input