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source: code/trunk/src/external/ois/mac/MacMouse.cpp @ 6819

Last change on this file since 6819 was 5781, checked in by rgrieder, 16 years ago
Reverted trunk again. We might want to find a way to delete these revisions again (x3n's changes are still available as diff in the commit mails).
Property svn:eol-style set to `native`
File size: 10.2 KB

Rev	Line
[1505]	1	#include "mac/MacMouse.h"
	2	#include "mac/MacInputManager.h"
	3	#include "mac/MacHelpers.h"
	4	#include "OISException.h"
	5	#include "OISEvents.h"
	6
	7	#include <Carbon/Carbon.h>
	8
	9	#include <list>
	10
	11	#include <iostream>
	12
	13	using namespace OIS;
	14
	15	//Events we subscribe to and remove from queue
	16	const EventTypeSpec mouseEvents[] = {
	17	{ kEventClassMouse, kEventMouseDown },
	18	{ kEventClassMouse, kEventMouseUp },
	19	{ kEventClassMouse, kEventMouseMoved },
	20	{ kEventClassMouse, kEventMouseDragged },
	21	{ kEventClassMouse, kEventMouseWheelMoved }
	22	};
	23
	24	const EventTypeSpec WinFocusAcquired [] = {{kEventClassApplication, kEventAppDeactivated}};
	25
	26	//-------------------------------------------------------------------//
	27	MacMouse::MacMouse( InputManager* creator, bool buffered )
	28	: Mouse(creator->inputSystemName(), buffered, 0, creator), mNeedsToRegainFocus( false )
	29	{
	30	mouseEventRef = NULL;
	31	mWindowFocusHandler = NULL;
	32
	33	// Get a "Univeral procedure pointer" for our callback
	34	mouseUPP = NewEventHandlerUPP(MouseWrapper);
	35	mWindowFocusListener = NewEventHandlerUPP(WindowFocusChanged);
	36
	37	static_cast<MacInputManager*>(mCreator)->_setMouseUsed(true);
	38	}
	39
	40	MacMouse::~MacMouse()
	41	{
	42	if(mouseEventRef != NULL)
	43	RemoveEventHandler(mouseEventRef);
	44
	45	if(mWindowFocusHandler != NULL)
	46	RemoveEventHandler(mWindowFocusHandler);
	47
	48	DisposeEventHandlerUPP(mouseUPP);
	49	DisposeEventHandlerUPP(mWindowFocusListener);
	50
	51	// Restore Mouse
	52	CGAssociateMouseAndMouseCursorPosition(TRUE);
	53	CGDisplayShowCursor(kCGDirectMainDisplay);
	54
	55	static_cast<MacInputManager*>(mCreator)->_setMouseUsed(false);
	56	}
	57
	58	void MacMouse::_initialize()
	59	{
	60	mState.clear();
	61	mTempState.clear();
	62	mMouseWarped = false;
	63
	64	// Hide OS Mouse
	65	CGDisplayHideCursor(kCGDirectMainDisplay);
	66
	67	MacInputManager* im = static_cast<MacInputManager*>(mCreator);
	68	WindowRef win = im->_getWindow();
	69
	70	if(win)
	71	{
	72	Rect clipRect = {0.0f, 0.0f, 0.0f, 0.0f};
	73	GetWindowBounds(win, kWindowContentRgn, &clipRect);
	74
	75	CGPoint warpPoint;
	76	warpPoint.x = ((clipRect.right - clipRect.left) / 2) + clipRect.left;
	77	warpPoint.y = ((clipRect.bottom - clipRect.top) / 2) + clipRect.top;
	78	CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, warpPoint); //Place at display origin
	79
	80	mMouseWarped = true;
	81	}
	82
	83	//Now that mouse is warped, start listening for events
	84	EventTargetRef event = ((MacInputManager*)mCreator)->_getEventTarget();
	85
	86	if(mouseEventRef != NULL)
	87	RemoveEventHandler(mouseEventRef);
	88
	89	if(mWindowFocusHandler != NULL)
	90	RemoveEventHandler(mWindowFocusHandler);
	91
	92	mouseEventRef = mWindowFocusHandler = NULL;
	93
	94	if(InstallEventHandler(event, mouseUPP, GetEventTypeCount(mouseEvents), mouseEvents, this, &mouseEventRef) != noErr)
	95	OIS_EXCEPT( E_General, "MacMouse::_initialize >> Error loading Mouse event handler" );
	96
	97	if(InstallEventHandler(event, mWindowFocusListener, GetEventTypeCount(WinFocusAcquired), WinFocusAcquired, this, &mWindowFocusHandler) != noErr)
	98	OIS_EXCEPT( E_General, "MacMouse::_initialize >> Error loading Mouse event handler" );
	99
	100	//Lock OS Mouse movement
	101	mNeedsToRegainFocus = false;
	102	CGAssociateMouseAndMouseCursorPosition(FALSE);
	103	}
	104
	105	OSStatus MacMouse::WindowFocusChanged(EventHandlerCallRef nextHandler, EventRef event, void* macMouse)
	106	{
	107	//std::cout << "Window Focus Changed\n";
	108
	109	MacMouse* _this = static_cast<MacMouse*>(macMouse);
	110	if (_this)
	111	{
	112	_this->mNeedsToRegainFocus = true;
	113	CGAssociateMouseAndMouseCursorPosition(TRUE);
	114
	115	// propagate the event down the chain
	116	return CallNextEventHandler(nextHandler, event);
	117	}
	118	else
	119	OIS_EXCEPT(E_General, "MouseWrapper >> Being called by something other than our event handler!");
	120	}
	121
	122	void MacMouse::setBuffered( bool buffered )
	123	{
	124	mBuffered = buffered;
	125	}
	126
	127	void MacMouse::capture()
	128	{
	129	mState.X.rel = 0;
	130	mState.Y.rel = 0;
	131	mState.Z.rel = 0;
	132
	133	if(mTempState.X.rel \|\| mTempState.Y.rel \|\| mTempState.Z.rel)
	134	{
	135	//printf("%i %i %i\n\n", mTempState.X.rel, mTempState.Y.rel, mTempState.Z.rel);
	136
	137	//Set new relative motion values
	138	mState.X.rel = mTempState.X.rel;
	139	mState.Y.rel = mTempState.Y.rel;
	140	mState.Z.rel = mTempState.Z.rel;
	141
	142	//Update absolute position
	143	mState.X.abs += mTempState.X.rel;
	144	mState.Y.abs += mTempState.Y.rel;
	145
	146	if(mState.X.abs > mState.width)
	147	mState.X.abs = mState.width;
	148	else if(mState.X.abs < 0)
	149	mState.X.abs = 0;
	150
	151	if(mState.Y.abs > mState.height)
	152	mState.Y.abs = mState.height;
	153	else if(mState.Y.abs < 0)
	154	mState.Y.abs = 0;
	155
	156	mState.Z.abs += mTempState.Z.rel;
	157
	158	//Fire off event
	159	if(mListener && mBuffered)
	160	mListener->mouseMoved(MouseEvent(this, mState));
	161	}
	162
	163	mTempState.clear();
	164	}
	165
	166	void MacMouse::_mouseCallback( EventRef theEvent )
	167	{
	168	OSStatus result = eventNotHandledErr;
	169	UInt32 kind = GetEventKind (theEvent);
	170
	171	switch(kind)
	172	{
	173	case kEventMouseDragged:
	174	case kEventMouseMoved:
	175	{
	176	//HIPoint location = {0.0f, 0.0f};
	177	HIPoint delta = {0.0f, 0.0f};
	178	//Rect clipRect = {0.0f, 0.0f, 0.0f, 0.0f};
	179
	180	if(mNeedsToRegainFocus)
	181	break;
	182
	183	// Capture the parameters
	184	// TODO: Look into HIViewNewTrackingArea
	185	//GetEventParameter(theEvent, kEventParamMouseLocation, typeHIPoint, NULL, sizeof(HIPoint), NULL, &location);
	186	GetEventParameter(theEvent, kEventParamMouseDelta, typeHIPoint, NULL, sizeof(HIPoint), NULL, &delta);
	187
	188	// Mouse X and Y are the position on the screen,
	189	// startng from top-left at 0,0 caps at full monitor resolution
	190
	191	// If we have a window we need to return adjusted coordinates
	192	// If not, just use raw coordinates - only do this if showing OS mouse
	193	//MacInputManager* im = static_cast<MacInputManager*>(mCreator);
	194	//WindowRef win = im->_getWindow();
	195
	196	//if(win != NULL)
	197	//{
	198	// GetWindowBounds(win, kWindowContentRgn, &clipRect);
	199	//}
	200	//else
	201	//{
	202	// clipRect.right = mState.width;
	203	// clipRect.bottom = mState.height;
	204	//}
	205
	206	// clip the mouse, absolute positioning
	207	//if (location.x <= clipRect.left)
	208	// mState.X.abs = 0;
	209	//else if(location.x >= clipRect.right)
	210	// mState.X.abs = clipRect.right - clipRect.left;
	211	//else
	212	// mState.X.abs = location.x - clipRect.left;
	213
	214	//if (location.y <= clipRect.top)
	215	// mState.Y.abs = 0;
	216	//else if(location.y >= clipRect.bottom)
	217	// mState.Y.abs = clipRect.bottom - clipRect.top;
	218	//else
	219	// mState.Y.abs = location.y - clipRect.top;
	220
	221	// relative positioning
	222	if(!mMouseWarped)
	223	{
	224	mTempState.X.rel += delta.x;
	225	mTempState.Y.rel += delta.y;
	226	}
	227
	228	mMouseWarped = false;
	229
	230	break;
	231	}
	232	case kEventMouseDown:
	233	{
	234	EventMouseButton button = 0;
	235	int mouseButton = 3;
	236	UInt32 modifiers = 0;
	237
	238	if(mNeedsToRegainFocus)
	239	break;
	240
	241	// Capture parameters
	242	GetEventParameter(theEvent, kEventParamMouseButton, typeMouseButton, NULL, sizeof(EventMouseButton), NULL, &button);
	243	GetEventParameter(theEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
	244
	245	if((button == kEventMouseButtonTertiary) \|\| ((button == kEventMouseButtonPrimary) && (modifiers & optionKey)))
	246	{
	247	mouseButton = 2;
	248	mState.buttons \|= 1 << mouseButton;
	249	}
	250	else if((button == kEventMouseButtonSecondary) \|\| ((button == kEventMouseButtonPrimary) && (modifiers & controlKey)))
	251	{
	252	mouseButton = 1;
	253	mState.buttons \|= 1 << mouseButton;
	254	}
	255	else if(button == kEventMouseButtonPrimary)
	256	{
	257	mouseButton = 0;
	258	mState.buttons \|= 1 << mouseButton;
	259	}
	260
	261	if( mListener && mBuffered )
	262	mListener->mousePressed( MouseEvent( this, mState ), (MouseButtonID)mouseButton );
	263
	264	break;
	265	}
	266	case kEventMouseUp:
	267	{
	268	EventMouseButton button = 0;
	269	int mouseButton = 3;
	270	UInt32 modifiers = 0;
	271
	272	if(mNeedsToRegainFocus)
	273	{
	274	mNeedsToRegainFocus = false;
	275	CGAssociateMouseAndMouseCursorPosition(false);
	276
	277	MacInputManager* im = static_cast<MacInputManager*>(mCreator);
	278	WindowRef win = im->_getWindow();
	279
	280	if(win)
	281	{
	282	Rect clipRect = {0.0f, 0.0f, 0.0f, 0.0f};
	283	GetWindowBounds(win, kWindowContentRgn, &clipRect);
	284
	285	CGPoint warpPoint;
	286	warpPoint.x = ((clipRect.right - clipRect.left) / 2) + clipRect.left;
	287	warpPoint.y = ((clipRect.bottom - clipRect.top) / 2) + clipRect.top;
	288	CGDisplayMoveCursorToPoint(kCGDirectMainDisplay, warpPoint); //Place at display origin
	289
	290	CGDisplayHideCursor(kCGDirectMainDisplay);
	291
	292	mMouseWarped = true;
	293	}
	294
	295	//Once we regain focus, we do not really know what state all the buttons are in - for now, set to not pressed. todo, check current status
	296	//compare against old status, and send off any needed events
	297	mState.buttons = 0;
	298
	299	break;
	300	}
	301
	302	// Capture parameters
	303	GetEventParameter(theEvent, kEventParamMouseButton, typeMouseButton, NULL, sizeof(EventMouseButton), NULL, &button);
	304	GetEventParameter(theEvent, kEventParamKeyModifiers, typeUInt32, NULL, sizeof(UInt32), NULL, &modifiers);
	305
	306	if ((button == kEventMouseButtonTertiary) \|\| ((button == kEventMouseButtonPrimary) && (modifiers & optionKey)))
	307	{
	308	mouseButton = 2;
	309	mState.buttons &= ~(1 << mouseButton);
	310	}
	311	else if ((button == kEventMouseButtonSecondary) \|\| ((button == kEventMouseButtonPrimary) && (modifiers & controlKey)))
	312	{
	313	mouseButton = 1;
	314	mState.buttons &= ~(1 << mouseButton);
	315	}
	316	else if (button == kEventMouseButtonPrimary)
	317	{
	318	mouseButton = 0;
	319	mState.buttons &= ~(1 << mouseButton);
	320	}
	321
	322	if( mListener && mBuffered )
	323	mListener->mouseReleased( MouseEvent( this, mState ), (MouseButtonID)mouseButton );
	324
	325	break;
	326	}
	327	case kEventMouseWheelMoved:
	328	{
	329	SInt32 wheelDelta = 0;
	330	EventMouseWheelAxis wheelAxis = 0;
	331
	332	// Capture parameters
	333	GetEventParameter(theEvent, kEventParamMouseWheelAxis, typeMouseWheelAxis, NULL, sizeof(EventMouseWheelAxis), NULL, &wheelAxis);
	334	GetEventParameter(theEvent, kEventParamMouseWheelDelta, typeSInt32, NULL, sizeof(SInt32), NULL, &wheelDelta);
	335
	336	// If the Y axis of the wheel changed, then update the Z
	337	// Does OIS care about the X wheel axis?
	338	if(wheelAxis == kEventMouseWheelAxisY)
	339	mTempState.Z.rel += (wheelDelta * 60);
	340
	341	break;
	342	}
	343	default:
	344	break;
	345	}
	346	}

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