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jules 2007-10-09 12:09:39 +00:00
parent 48c36f7755
commit 64a22b97b1
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688
build/macosx/platform_specific_code/juce_mac_Messaging.cpp
View file

@ -1,344 +1,344 @@
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../../src/juce_core/basics/juce_StandardHeader.h"
#include <Carbon/Carbon.h>
BEGIN_JUCE_NAMESPACE
#include "../../../src/juce_appframework/events/juce_MessageManager.h"
#include "../../../src/juce_appframework/application/juce_Application.h"
#include "../../../src/juce_appframework/gui/components/juce_Desktop.h"
#include "../../../src/juce_core/text/juce_StringArray.h"
#include "../../../src/juce_core/threads/juce_Thread.h"
#include "../../../src/juce_core/misc/juce_PlatformUtilities.h"
#undef Point
static int kJUCEClass = FOUR_CHAR_CODE ('JUCE');
const int kJUCEKind = 1;
const int kCallbackKind = 2;
extern void juce_HandleProcessFocusChange();
extern void juce_maximiseAllMinimisedWindows();
extern void juce_InvokeMainMenuCommand (const HICommand& command);
extern void juce_MainMenuAboutToBeUsed();
static pascal OSStatus EventHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
void* event = 0;
GetEventParameter (theEvent, 'mess', typeVoidPtr, 0, sizeof (void*), 0, &event);
if (event != 0)
MessageManager::getInstance()->deliverMessage (event);
return noErr;
}
struct CallbackMessagePayload
{
MessageCallbackFunction* function;
void* parameter;
void* volatile result;
bool volatile hasBeenExecuted;
};
static pascal OSStatus CallbackHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
CallbackMessagePayload* pl = 0;
GetEventParameter (theEvent, 'mess', typeVoidPtr, 0, sizeof(pl), 0, &pl);
if (pl != 0)
{
pl->result = (*pl->function) (pl->parameter);
pl->hasBeenExecuted = true;
}
return noErr;
}
static pascal OSStatus MouseClickHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
::Point where;
GetEventParameter (theEvent, kEventParamMouseLocation, typeQDPoint, 0, sizeof(::Point), 0, &where);
WindowRef window;
if (FindWindow (where, &window) == inMenuBar)
{
// turn off the wait cursor before going in here..
const int oldTimeBeforeWaitCursor = MessageManager::getInstance()->getTimeBeforeShowingWaitCursor();
MessageManager::getInstance()->setTimeBeforeShowingWaitCursor (0);
if (Component::getCurrentlyModalComponent() != 0)
Component::getCurrentlyModalComponent()->inputAttemptWhenModal();
juce_MainMenuAboutToBeUsed();
MenuSelect (where);
HiliteMenu (0);
MessageManager::getInstance()->setTimeBeforeShowingWaitCursor (oldTimeBeforeWaitCursor);
return noErr;
}
return eventNotHandledErr;
}
static pascal OSErr QuitAppleEventHandler (const AppleEvent *appleEvt, AppleEvent* reply, long refcon)
{
if (JUCEApplication::getInstance() != 0)
JUCEApplication::getInstance()->systemRequestedQuit();
return noErr;
}
static pascal OSErr OpenDocEventHandler (const AppleEvent *appleEvt, AppleEvent* reply, long refcon)
{
AEDescList docs;
StringArray files;
if (AEGetParamDesc (appleEvt, keyDirectObject, typeAEList, &docs) == noErr)
{
long num;
if (AECountItems (&docs, &num) == noErr)
{
for (int i = 1; i <= num; ++i)
{
FSRef file;
AEKeyword keyword;
DescType type;
Size size;
if (AEGetNthPtr (&docs, i, typeFSRef, &keyword, &type,
&file, sizeof (file), &size) == noErr)
{
const String path (PlatformUtilities::makePathFromFSRef (&file));
if (path.isNotEmpty())
files.add (path.quoted());
}
}
if (files.size() > 0
&& JUCEApplication::getInstance() != 0)
{
JUCE_TRY
{
JUCEApplication::getInstance()
->anotherInstanceStarted (files.joinIntoString (T(" ")));
}
JUCE_CATCH_ALL
}
}
AEDisposeDesc (&docs);
};
return noErr;
}
static pascal OSStatus AppEventHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
const UInt32 eventClass = GetEventClass (theEvent);
if (eventClass == kEventClassCommand)
{
HICommand command;
if (GetEventParameter (theEvent, kEventParamHICommand, typeHICommand, 0, sizeof (command), 0, &command) == noErr
|| GetEventParameter (theEvent, kEventParamDirectObject, typeHICommand, 0, sizeof (command), 0, &command) == noErr)
{
if (command.commandID == kHICommandQuit)
{
if (JUCEApplication::getInstance() != 0)
JUCEApplication::getInstance()->systemRequestedQuit();
return noErr;
}
else if (command.commandID == kHICommandMaximizeAll
|| command.commandID == kHICommandMaximizeWindow
|| command.commandID == kHICommandBringAllToFront)
{
juce_maximiseAllMinimisedWindows();
return noErr;
}
else
{
juce_InvokeMainMenuCommand (command);
}
}
}
else if (eventClass == kEventClassApplication)
{
if (GetEventKind (theEvent) == kEventAppFrontSwitched)
{
juce_HandleProcessFocusChange();
}
else if (GetEventKind (theEvent) == kEventAppShown)
{
// this seems to blank the windows, so we need to do a repaint..
for (int i = Desktop::getInstance().getNumComponents(); --i >= 0;)
{
Component* const c = Desktop::getInstance().getComponent (i);
if (c != 0)
c->repaint();
}
}
}
return eventNotHandledErr;
}
static EventQueueRef mainQueue;
static EventHandlerRef juceEventHandler = 0;
static EventHandlerRef callbackEventHandler = 0;
//==============================================================================
void MessageManager::doPlatformSpecificInitialisation()
{
static bool initialised = false;
if (! initialised)
{
initialised = true;
#if MACOS_10_3_OR_EARLIER
// work-around for a bug in MacOS 10.2..
ProcessSerialNumber junkPSN;
(void) GetCurrentProcess (&junkPSN);
#endif
mainQueue = GetMainEventQueue();
// if we're linking a Juce app to one or more dynamic libraries, we'll need different values
// for this so each module doesn't interfere with the others.
UnsignedWide t;
Microseconds (&t);
kJUCEClass ^= t.lo;
}
const EventTypeSpec type1 = { kJUCEClass, kJUCEKind };
InstallApplicationEventHandler (NewEventHandlerUPP (EventHandlerProc), 1, &type1, 0, &juceEventHandler);
const EventTypeSpec type2 = { kJUCEClass, kCallbackKind };
InstallApplicationEventHandler (NewEventHandlerUPP (CallbackHandlerProc), 1, &type2, 0, &callbackEventHandler);
// only do this stuff if we're running as an application rather than a library..
if (JUCEApplication::getInstance() != 0)
{
const EventTypeSpec type3 = { kEventClassMouse, kEventMouseDown };
InstallApplicationEventHandler (NewEventHandlerUPP (MouseClickHandlerProc), 1, &type3, 0, 0);
const EventTypeSpec type4[] = { { kEventClassApplication, kEventAppShown },
{ kEventClassApplication, kEventAppFrontSwitched },
{ kEventClassCommand, kEventProcessCommand } };
InstallApplicationEventHandler (NewEventHandlerUPP (AppEventHandlerProc), 3, type4, 0, 0);
AEInstallEventHandler (kCoreEventClass, kAEQuitApplication,
NewAEEventHandlerUPP (QuitAppleEventHandler), 0, false);
AEInstallEventHandler (kCoreEventClass, kAEOpenDocuments,
NewAEEventHandlerUPP (OpenDocEventHandler), 0, false);
}
}
void MessageManager::doPlatformSpecificShutdown()
{
if (juceEventHandler != 0)
{
RemoveEventHandler (juceEventHandler);
juceEventHandler = 0;
}
if (callbackEventHandler != 0)
{
RemoveEventHandler (callbackEventHandler);
callbackEventHandler = 0;
}
}
bool juce_postMessageToSystemQueue (void* message)
{
jassert (mainQueue == GetMainEventQueue());
EventRef event;
if (CreateEvent (0, kJUCEClass, kJUCEKind, 0, kEventAttributeUserEvent, &event) == noErr)
{
SetEventParameter (event, 'mess', typeVoidPtr, sizeof (void*), &message);
const bool ok = PostEventToQueue (mainQueue, event, kEventPriorityStandard) == noErr;
ReleaseEvent (event);
return ok;
}
return false;
}
void MessageManager::broadcastMessage (const String& value) throw()
{
}
void* MessageManager::callFunctionOnMessageThread (MessageCallbackFunction* callback,
void* data)
{
if (isThisTheMessageThread())
{
return (*callback) (data);
}
else
{
jassert (mainQueue == GetMainEventQueue());
CallbackMessagePayload cmp;
cmp.function = callback;
cmp.parameter = data;
cmp.result = 0;
cmp.hasBeenExecuted = false;
EventRef event;
if (CreateEvent (0, kJUCEClass, kCallbackKind, 0, kEventAttributeUserEvent, &event) == noErr)
{
void* v = &cmp;
SetEventParameter (event, 'mess', typeVoidPtr, sizeof (void*), &v);
if (PostEventToQueue (mainQueue, event, kEventPriorityStandard) == noErr)
{
while (! cmp.hasBeenExecuted)
Thread::yield();
return cmp.result;
}
}
return 0;
}
}
END_JUCE_NAMESPACE
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../../src/juce_core/basics/juce_StandardHeader.h"
#include <Carbon/Carbon.h>
BEGIN_JUCE_NAMESPACE
#include "../../../src/juce_appframework/events/juce_MessageManager.h"
#include "../../../src/juce_appframework/application/juce_Application.h"
#include "../../../src/juce_appframework/gui/components/juce_Desktop.h"
#include "../../../src/juce_core/text/juce_StringArray.h"
#include "../../../src/juce_core/threads/juce_Thread.h"
#include "../../../src/juce_core/misc/juce_PlatformUtilities.h"
#undef Point
static int kJUCEClass = FOUR_CHAR_CODE ('JUCE');
const int kJUCEKind = 1;
const int kCallbackKind = 2;
extern void juce_HandleProcessFocusChange();
extern void juce_maximiseAllMinimisedWindows();
extern void juce_InvokeMainMenuCommand (const HICommand& command);
extern void juce_MainMenuAboutToBeUsed();
static pascal OSStatus EventHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
void* event = 0;
GetEventParameter (theEvent, 'mess', typeVoidPtr, 0, sizeof (void*), 0, &event);
if (event != 0)
MessageManager::getInstance()->deliverMessage (event);
return noErr;
}
struct CallbackMessagePayload
{
MessageCallbackFunction* function;
void* parameter;
void* volatile result;
bool volatile hasBeenExecuted;
};
static pascal OSStatus CallbackHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
CallbackMessagePayload* pl = 0;
GetEventParameter (theEvent, 'mess', typeVoidPtr, 0, sizeof(pl), 0, &pl);
if (pl != 0)
{
pl->result = (*pl->function) (pl->parameter);
pl->hasBeenExecuted = true;
}
return noErr;
}
static pascal OSStatus MouseClickHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
::Point where;
GetEventParameter (theEvent, kEventParamMouseLocation, typeQDPoint, 0, sizeof(::Point), 0, &where);
WindowRef window;
if (FindWindow (where, &window) == inMenuBar)
{
// turn off the wait cursor before going in here..
const int oldTimeBeforeWaitCursor = MessageManager::getInstance()->getTimeBeforeShowingWaitCursor();
MessageManager::getInstance()->setTimeBeforeShowingWaitCursor (0);
if (Component::getCurrentlyModalComponent() != 0)
Component::getCurrentlyModalComponent()->inputAttemptWhenModal();
juce_MainMenuAboutToBeUsed();
MenuSelect (where);
HiliteMenu (0);
MessageManager::getInstance()->setTimeBeforeShowingWaitCursor (oldTimeBeforeWaitCursor);
return noErr;
}
return eventNotHandledErr;
}
static pascal OSErr QuitAppleEventHandler (const AppleEvent *appleEvt, AppleEvent* reply, long refcon)
{
if (JUCEApplication::getInstance() != 0)
JUCEApplication::getInstance()->systemRequestedQuit();
return noErr;
}
static pascal OSErr OpenDocEventHandler (const AppleEvent *appleEvt, AppleEvent* reply, long refcon)
{
AEDescList docs;
StringArray files;
if (AEGetParamDesc (appleEvt, keyDirectObject, typeAEList, &docs) == noErr)
{
long num;
if (AECountItems (&docs, &num) == noErr)
{
for (int i = 1; i <= num; ++i)
{
FSRef file;
AEKeyword keyword;
DescType type;
Size size;
if (AEGetNthPtr (&docs, i, typeFSRef, &keyword, &type,
&file, sizeof (file), &size) == noErr)
{
const String path (PlatformUtilities::makePathFromFSRef (&file));
if (path.isNotEmpty())
files.add (path.quoted());
}
}
if (files.size() > 0
&& JUCEApplication::getInstance() != 0)
{
JUCE_TRY
{
JUCEApplication::getInstance()
->anotherInstanceStarted (files.joinIntoString (T(" ")));
}
JUCE_CATCH_ALL
}
}
AEDisposeDesc (&docs);
};
return noErr;
}
static pascal OSStatus AppEventHandlerProc (EventHandlerCallRef, EventRef theEvent, void* userData)
{
const UInt32 eventClass = GetEventClass (theEvent);
if (eventClass == kEventClassCommand)
{
HICommand command;
if (GetEventParameter (theEvent, kEventParamHICommand, typeHICommand, 0, sizeof (command), 0, &command) == noErr
|| GetEventParameter (theEvent, kEventParamDirectObject, typeHICommand, 0, sizeof (command), 0, &command) == noErr)
{
if (command.commandID == kHICommandQuit)
{
if (JUCEApplication::getInstance() != 0)
JUCEApplication::getInstance()->systemRequestedQuit();
return noErr;
}
else if (command.commandID == kHICommandMaximizeAll
|| command.commandID == kHICommandMaximizeWindow
|| command.commandID == kHICommandBringAllToFront)
{
juce_maximiseAllMinimisedWindows();
return noErr;
}
else
{
juce_InvokeMainMenuCommand (command);
}
}
}
else if (eventClass == kEventClassApplication)
{
if (GetEventKind (theEvent) == kEventAppFrontSwitched)
{
juce_HandleProcessFocusChange();
}
else if (GetEventKind (theEvent) == kEventAppShown)
{
// this seems to blank the windows, so we need to do a repaint..
for (int i = Desktop::getInstance().getNumComponents(); --i >= 0;)
{
Component* const c = Desktop::getInstance().getComponent (i);
if (c != 0)
c->repaint();
}
}
}
return eventNotHandledErr;
}
static EventQueueRef mainQueue;
static EventHandlerRef juceEventHandler = 0;
static EventHandlerRef callbackEventHandler = 0;
//==============================================================================
void MessageManager::doPlatformSpecificInitialisation()
{
static bool initialised = false;
if (! initialised)
{
initialised = true;
#if MACOS_10_3_OR_EARLIER
// work-around for a bug in MacOS 10.2..
ProcessSerialNumber junkPSN;
(void) GetCurrentProcess (&junkPSN);
#endif
mainQueue = GetMainEventQueue();
// if we're linking a Juce app to one or more dynamic libraries, we'll need different values
// for this so each module doesn't interfere with the others.
UnsignedWide t;
Microseconds (&t);
kJUCEClass ^= t.lo;
}
const EventTypeSpec type1 = { kJUCEClass, kJUCEKind };
InstallApplicationEventHandler (NewEventHandlerUPP (EventHandlerProc), 1, &type1, 0, &juceEventHandler);
const EventTypeSpec type2 = { kJUCEClass, kCallbackKind };
InstallApplicationEventHandler (NewEventHandlerUPP (CallbackHandlerProc), 1, &type2, 0, &callbackEventHandler);
// only do this stuff if we're running as an application rather than a library..
if (JUCEApplication::getInstance() != 0)
{
const EventTypeSpec type3 = { kEventClassMouse, kEventMouseDown };
InstallApplicationEventHandler (NewEventHandlerUPP (MouseClickHandlerProc), 1, &type3, 0, 0);
const EventTypeSpec type4[] = { { kEventClassApplication, kEventAppShown },
{ kEventClassApplication, kEventAppFrontSwitched },
{ kEventClassCommand, kEventProcessCommand } };
InstallApplicationEventHandler (NewEventHandlerUPP (AppEventHandlerProc), 3, type4, 0, 0);
AEInstallEventHandler (kCoreEventClass, kAEQuitApplication,
NewAEEventHandlerUPP (QuitAppleEventHandler), 0, false);
AEInstallEventHandler (kCoreEventClass, kAEOpenDocuments,
NewAEEventHandlerUPP (OpenDocEventHandler), 0, false);
}
}
void MessageManager::doPlatformSpecificShutdown()
{
if (juceEventHandler != 0)
{
RemoveEventHandler (juceEventHandler);
juceEventHandler = 0;
}
if (callbackEventHandler != 0)
{
RemoveEventHandler (callbackEventHandler);
callbackEventHandler = 0;
}
}
bool juce_postMessageToSystemQueue (void* message)
{
jassert (mainQueue == GetMainEventQueue());
EventRef event;
if (CreateEvent (0, kJUCEClass, kJUCEKind, 0, kEventAttributeUserEvent, &event) == noErr)
{
SetEventParameter (event, 'mess', typeVoidPtr, sizeof (void*), &message);
const bool ok = PostEventToQueue (mainQueue, event, kEventPriorityStandard) == noErr;
ReleaseEvent (event);
return ok;
}
return false;
}
void MessageManager::broadcastMessage (const String& value) throw()
{
}
void* MessageManager::callFunctionOnMessageThread (MessageCallbackFunction* callback,
void* data)
{
if (isThisTheMessageThread())
{
return (*callback) (data);
}
else
{
jassert (mainQueue == GetMainEventQueue());
CallbackMessagePayload cmp;
cmp.function = callback;
cmp.parameter = data;
cmp.result = 0;
cmp.hasBeenExecuted = false;
EventRef event;
if (CreateEvent (0, kJUCEClass, kCallbackKind, 0, kEventAttributeUserEvent, &event) == noErr)
{
void* v = &cmp;
SetEventParameter (event, 'mess', typeVoidPtr, sizeof (void*), &v);
if (PostEventToQueue (mainQueue, event, kEventPriorityStandard) == noErr)
{
while (! cmp.hasBeenExecuted)
Thread::yield();
return cmp.result;
}
}
return 0;
}
}
END_JUCE_NAMESPACE

2
build/macosx/platform_specific_code/juce_mac_Windowing.cpp
View file

@ -1722,7 +1722,7 @@ public:
peer->doDragDropMove (theEvent);
return noErr;
case kEventControlDragLeave:
case kEventControlDragLeave:
peer->doDragDropExit (theEvent);
return noErr;

2184
extras/audio plugins/wrapper/formats/RTAS/juce_RTASWrapper.cpp
View file

File diff suppressed because it is too large Load diff

14
extras/audio plugins/wrapper/formats/VST/juce_VstWrapper.cpp
View file

@ -791,7 +791,7 @@ public:
{
case kVstSmpte24fps:
rate = AudioPlayHead::fps24;
fps = 24.0;
fps = 24.0;
break;
case kVstSmpte25fps:
@ -806,22 +806,22 @@ public:
case kVstSmpte30fps:
rate = AudioPlayHead::fps30;
fps = 30.0;
fps = 30.0;
break;
case kVstSmpte2997dfps:
case kVstSmpte2997dfps:
rate = AudioPlayHead::fps2997drop;
fps = 29.97;
fps = 29.97;
break;
case kVstSmpte30dfps:
rate = AudioPlayHead::fps30drop;
fps = 30.0;
fps = 30.0;
break;
case kVstSmpteFilm16mm:
case kVstSmpteFilm35mm:
fps = 24.0;
fps = 24.0;
break;
case kVstSmpte239fps: fps = 23.976; break;
@ -1019,7 +1019,7 @@ public:
void doIdleCallback()
{
// (wavelab calls this on a separate thread and causes a deadlock)..
if (MessageManager::getInstance()->isThisTheMessageThread()
if (MessageManager::getInstance()->isThisTheMessageThread()
&& ! recursionCheck)
{
const MessageManagerLock mml;

1
extras/juce demo/src/BinaryData.cpp
View file

@ -7961,4 +7961,3 @@ static const unsigned char temp17[] = {47,42,13,10,32,32,61,61,61,61,61,61,61,61
110,100,77,97,110,97,103,101,114,42,32,99,111,109,109,97,110,100,77,97,110,97,103,101,114,41,13,10,123,13,10,32,32,32,32,114,101,116,117,114,
110,32,110,101,119,32,87,105,100,103,101,116,115,68,101,109,111,32,40,99,111,109,109,97,110,100,77,97,110,97,103,101,114,41,59,13,10,125,13,10,0,0};
const char* BinaryData::widgetsdemo_cpp = (const char*) temp17;

1
extras/the jucer/src/BinaryData.cpp
View file

@ -911,4 +911,3 @@ static const unsigned char temp4[] = {137,80,78,71,13,10,26,10,0,0,0,13,73,72,68
0,98,28,9,155,95,0,2,104,68,236,11,1,8,160,17,225,73,128,0,3,0,120,52,172,151,198,78,252,63,0,0,0,0,73,69,78,68,174,66,
96,130,0,0};
const char* BinaryData::prefs_misc_png = (const char*) temp4;

746
src/juce_appframework/events/juce_MessageManager.cpp
View file

@ -1,373 +1,373 @@
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../juce_core/basics/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_MessageManager.h"
#include "juce_ActionListenerList.h"
#include "../application/juce_Application.h"
#include "../gui/components/juce_Component.h"
#include "../../juce_core/threads/juce_Thread.h"
#include "../../juce_core/basics/juce_Time.h"
//==============================================================================
// platform-specific functions..
bool juce_dispatchNextMessageOnSystemQueue (bool returnIfNoPendingMessages);
bool juce_postMessageToSystemQueue (void* message);
//==============================================================================
MessageManager* MessageManager::instance = 0;
static const int quitMessageId = 0xfffff321;
MessageManager::MessageManager() throw()
: broadcastListeners (0),
quitMessagePosted (false),
quitMessageReceived (false),
useMaximumForceWhenQuitting (true),
messageCounter (0),
lastMessageCounter (-1),
isInMessageDispatcher (0),
needToGetRidOfWaitCursor (false),
timeBeforeWaitCursor (0),
lastActivityCheckOkTime (0)
{
currentLockingThreadId = messageThreadId = Thread::getCurrentThreadId();
}
MessageManager::~MessageManager() throw()
{
jassert (instance == this);
instance = 0;
deleteAndZero (broadcastListeners);
doPlatformSpecificShutdown();
}
MessageManager* MessageManager::getInstance() throw()
{
if (instance == 0)
{
instance = new MessageManager();
doPlatformSpecificInitialisation();
instance->setTimeBeforeShowingWaitCursor (500);
}
return instance;
}
void MessageManager::postMessageToQueue (Message* const message)
{
if (quitMessagePosted || ! juce_postMessageToSystemQueue (message))
delete message;
}
//==============================================================================
// not for public use..
void MessageManager::deliverMessage (void* message)
{
const MessageManagerLock lock;
Message* const m = (Message*) message;
MessageListener* const recipient = m->messageRecipient;
if (messageListeners.contains (recipient))
{
JUCE_TRY
{
recipient->handleMessage (*m);
}
JUCE_CATCH_EXCEPTION
if (needToGetRidOfWaitCursor)
{
needToGetRidOfWaitCursor = false;
MouseCursor::hideWaitCursor();
}
++messageCounter;
}
else if (recipient == 0 && m->intParameter1 == quitMessageId)
{
quitMessageReceived = true;
useMaximumForceWhenQuitting = (m->intParameter2 != 0);
}
delete m;
}
//==============================================================================
bool MessageManager::dispatchNextMessage (const bool returnImmediatelyIfNoMessages,
bool* const wasAMessageDispatched)
{
if (quitMessageReceived)
{
if (wasAMessageDispatched != 0)
*wasAMessageDispatched = false;
return false;
}
++isInMessageDispatcher;
bool result = false;
JUCE_TRY
{
result = juce_dispatchNextMessageOnSystemQueue (returnImmediatelyIfNoMessages);
if (wasAMessageDispatched != 0)
*wasAMessageDispatched = result;
if (instance == 0)
return false;
}
JUCE_CATCH_EXCEPTION
--isInMessageDispatcher;
++messageCounter;
return result || ! returnImmediatelyIfNoMessages;
}
void MessageManager::dispatchPendingMessages (int maxNumberOfMessagesToDispatch)
{
jassert (isThisTheMessageThread()); // must only be called by the message thread
while (--maxNumberOfMessagesToDispatch >= 0 && ! quitMessageReceived)
{
++isInMessageDispatcher;
bool carryOn = false;
JUCE_TRY
{
carryOn = juce_dispatchNextMessageOnSystemQueue (true);
}
JUCE_CATCH_EXCEPTION
--isInMessageDispatcher;
++messageCounter;
if (! carryOn)
break;
}
}
bool MessageManager::runDispatchLoop()
{
jassert (isThisTheMessageThread()); // must only be called by the message thread
while (dispatchNextMessage())
{
}
return useMaximumForceWhenQuitting;
}
//==============================================================================
void MessageManager::postQuitMessage (const bool useMaximumForce)
{
Message* const m = new Message (quitMessageId, (useMaximumForce) ? 1 : 0, 0, 0);
m->messageRecipient = 0;
postMessageToQueue (m);
quitMessagePosted = true;
}
bool MessageManager::hasQuitMessageBeenPosted() const throw()
{
return quitMessagePosted;
}
//==============================================================================
void MessageManager::deliverBroadcastMessage (const String& value)
{
if (broadcastListeners != 0)
broadcastListeners->sendActionMessage (value);
}
void MessageManager::registerBroadcastListener (ActionListener* const listener) throw()
{
if (broadcastListeners == 0)
broadcastListeners = new ActionListenerList();
broadcastListeners->addActionListener (listener);
}
void MessageManager::deregisterBroadcastListener (ActionListener* const listener) throw()
{
if (broadcastListeners != 0)
broadcastListeners->removeActionListener (listener);
}
//==============================================================================
// This gets called occasionally by the timer thread (to save using an extra thread
// for it).
void MessageManager::inactivityCheckCallback() throw()
{
if (instance != 0)
instance->inactivityCheckCallbackInt();
}
void MessageManager::inactivityCheckCallbackInt() throw()
{
const unsigned int now = Time::getApproximateMillisecondCounter();
if (isInMessageDispatcher > 0
&& lastMessageCounter == messageCounter
&& timeBeforeWaitCursor > 0
&& lastActivityCheckOkTime > 0
&& ! ModifierKeys::getCurrentModifiersRealtime().isAnyMouseButtonDown())
{
if (now >= lastActivityCheckOkTime + timeBeforeWaitCursor
&& ! needToGetRidOfWaitCursor)
{
// been in the same message call too long..
MouseCursor::showWaitCursor();
needToGetRidOfWaitCursor = true;
}
}
else
{
lastActivityCheckOkTime = now;
lastMessageCounter = messageCounter;
}
}
void MessageManager::delayWaitCursor() throw()
{
if (instance != 0)
{
instance->messageCounter++;
if (instance->needToGetRidOfWaitCursor)
{
instance->needToGetRidOfWaitCursor = false;
MouseCursor::hideWaitCursor();
}
}
}
void MessageManager::setTimeBeforeShowingWaitCursor (const int millisecs) throw()
{
// if this is a bit too small you'll get a lot of unwanted hourglass cursors..
jassert (millisecs <= 0 || millisecs > 200);
timeBeforeWaitCursor = millisecs;
if (millisecs > 0)
startTimer (millisecs / 2); // (see timerCallback() for explanation of this)
else
stopTimer();
}
void MessageManager::timerCallback()
{
// dummy callback - the message manager is just a Timer to ensure that there are always
// some events coming in - otherwise it'll show the egg-timer/beachball-of-death.
++messageCounter;
}
int MessageManager::getTimeBeforeShowingWaitCursor() const throw()
{
return timeBeforeWaitCursor;
}
bool MessageManager::isThisTheMessageThread() const throw()
{
return Thread::getCurrentThreadId() == messageThreadId;
}
void MessageManager::setCurrentMessageThread (const int threadId) throw()
{
messageThreadId = threadId;
}
bool MessageManager::currentThreadHasLockedMessageManager() const throw()
{
return Thread::getCurrentThreadId() == currentLockingThreadId;
}
//==============================================================================
MessageManagerLock::MessageManagerLock() throw()
: locked (false)
{
if (MessageManager::instance != 0)
{
MessageManager::instance->messageDispatchLock.enter();
lastLockingThreadId = MessageManager::instance->currentLockingThreadId;
MessageManager::instance->currentLockingThreadId = Thread::getCurrentThreadId();
locked = true;
}
}
MessageManagerLock::MessageManagerLock (Thread* const thread) throw()
: locked (false)
{
jassert (thread != 0); // This will only work if you give it a valid thread!
if (MessageManager::instance != 0)
{
for (;;)
{
if (MessageManager::instance->messageDispatchLock.tryEnter())
{
locked = true;
lastLockingThreadId = MessageManager::instance->currentLockingThreadId;
MessageManager::instance->currentLockingThreadId = Thread::getCurrentThreadId();
break;
}
if (thread != 0 && thread->threadShouldExit())
break;
Thread::sleep (1);
}
}
}
MessageManagerLock::~MessageManagerLock() throw()
{
if (locked && MessageManager::instance != 0)
{
MessageManager::instance->currentLockingThreadId = lastLockingThreadId;
MessageManager::instance->messageDispatchLock.exit();
}
}
END_JUCE_NAMESPACE
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../juce_core/basics/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_MessageManager.h"
#include "juce_ActionListenerList.h"
#include "../application/juce_Application.h"
#include "../gui/components/juce_Component.h"
#include "../../juce_core/threads/juce_Thread.h"
#include "../../juce_core/basics/juce_Time.h"
//==============================================================================
// platform-specific functions..
bool juce_dispatchNextMessageOnSystemQueue (bool returnIfNoPendingMessages);
bool juce_postMessageToSystemQueue (void* message);
//==============================================================================
MessageManager* MessageManager::instance = 0;
static const int quitMessageId = 0xfffff321;
MessageManager::MessageManager() throw()
: broadcastListeners (0),
quitMessagePosted (false),
quitMessageReceived (false),
useMaximumForceWhenQuitting (true),
messageCounter (0),
lastMessageCounter (-1),
isInMessageDispatcher (0),
needToGetRidOfWaitCursor (false),
timeBeforeWaitCursor (0),
lastActivityCheckOkTime (0)
{
currentLockingThreadId = messageThreadId = Thread::getCurrentThreadId();
}
MessageManager::~MessageManager() throw()
{
jassert (instance == this);
instance = 0;
deleteAndZero (broadcastListeners);
doPlatformSpecificShutdown();
}
MessageManager* MessageManager::getInstance() throw()
{
if (instance == 0)
{
instance = new MessageManager();
doPlatformSpecificInitialisation();
instance->setTimeBeforeShowingWaitCursor (500);
}
return instance;
}
void MessageManager::postMessageToQueue (Message* const message)
{
if (quitMessagePosted || ! juce_postMessageToSystemQueue (message))
delete message;
}
//==============================================================================
// not for public use..
void MessageManager::deliverMessage (void* message)
{
const MessageManagerLock lock;
Message* const m = (Message*) message;
MessageListener* const recipient = m->messageRecipient;
if (messageListeners.contains (recipient))
{
JUCE_TRY
{
recipient->handleMessage (*m);
}
JUCE_CATCH_EXCEPTION
if (needToGetRidOfWaitCursor)
{
needToGetRidOfWaitCursor = false;
MouseCursor::hideWaitCursor();
}
++messageCounter;
}
else if (recipient == 0 && m->intParameter1 == quitMessageId)
{
quitMessageReceived = true;
useMaximumForceWhenQuitting = (m->intParameter2 != 0);
}
delete m;
}
//==============================================================================
bool MessageManager::dispatchNextMessage (const bool returnImmediatelyIfNoMessages,
bool* const wasAMessageDispatched)
{
if (quitMessageReceived)
{
if (wasAMessageDispatched != 0)
*wasAMessageDispatched = false;
return false;
}
++isInMessageDispatcher;
bool result = false;
JUCE_TRY
{
result = juce_dispatchNextMessageOnSystemQueue (returnImmediatelyIfNoMessages);
if (wasAMessageDispatched != 0)
*wasAMessageDispatched = result;
if (instance == 0)
return false;
}
JUCE_CATCH_EXCEPTION
--isInMessageDispatcher;
++messageCounter;
return result || ! returnImmediatelyIfNoMessages;
}
void MessageManager::dispatchPendingMessages (int maxNumberOfMessagesToDispatch)
{
jassert (isThisTheMessageThread()); // must only be called by the message thread
while (--maxNumberOfMessagesToDispatch >= 0 && ! quitMessageReceived)
{
++isInMessageDispatcher;
bool carryOn = false;
JUCE_TRY
{
carryOn = juce_dispatchNextMessageOnSystemQueue (true);
}
JUCE_CATCH_EXCEPTION
--isInMessageDispatcher;
++messageCounter;
if (! carryOn)
break;
}
}
bool MessageManager::runDispatchLoop()
{
jassert (isThisTheMessageThread()); // must only be called by the message thread
while (dispatchNextMessage())
{
}
return useMaximumForceWhenQuitting;
}
//==============================================================================
void MessageManager::postQuitMessage (const bool useMaximumForce)
{
Message* const m = new Message (quitMessageId, (useMaximumForce) ? 1 : 0, 0, 0);
m->messageRecipient = 0;
postMessageToQueue (m);
quitMessagePosted = true;
}
bool MessageManager::hasQuitMessageBeenPosted() const throw()
{
return quitMessagePosted;
}
//==============================================================================
void MessageManager::deliverBroadcastMessage (const String& value)
{
if (broadcastListeners != 0)
broadcastListeners->sendActionMessage (value);
}
void MessageManager::registerBroadcastListener (ActionListener* const listener) throw()
{
if (broadcastListeners == 0)
broadcastListeners = new ActionListenerList();
broadcastListeners->addActionListener (listener);
}
void MessageManager::deregisterBroadcastListener (ActionListener* const listener) throw()
{
if (broadcastListeners != 0)
broadcastListeners->removeActionListener (listener);
}
//==============================================================================
// This gets called occasionally by the timer thread (to save using an extra thread
// for it).
void MessageManager::inactivityCheckCallback() throw()
{
if (instance != 0)
instance->inactivityCheckCallbackInt();
}
void MessageManager::inactivityCheckCallbackInt() throw()
{
const unsigned int now = Time::getApproximateMillisecondCounter();
if (isInMessageDispatcher > 0
&& lastMessageCounter == messageCounter
&& timeBeforeWaitCursor > 0
&& lastActivityCheckOkTime > 0
&& ! ModifierKeys::getCurrentModifiersRealtime().isAnyMouseButtonDown())
{
if (now >= lastActivityCheckOkTime + timeBeforeWaitCursor
&& ! needToGetRidOfWaitCursor)
{
// been in the same message call too long..
MouseCursor::showWaitCursor();
needToGetRidOfWaitCursor = true;
}
}
else
{
lastActivityCheckOkTime = now;
lastMessageCounter = messageCounter;
}
}
void MessageManager::delayWaitCursor() throw()
{
if (instance != 0)
{
instance->messageCounter++;
if (instance->needToGetRidOfWaitCursor)
{
instance->needToGetRidOfWaitCursor = false;
MouseCursor::hideWaitCursor();
}
}
}
void MessageManager::setTimeBeforeShowingWaitCursor (const int millisecs) throw()
{
// if this is a bit too small you'll get a lot of unwanted hourglass cursors..
jassert (millisecs <= 0 || millisecs > 200);
timeBeforeWaitCursor = millisecs;
if (millisecs > 0)
startTimer (millisecs / 2); // (see timerCallback() for explanation of this)
else
stopTimer();
}
void MessageManager::timerCallback()
{
// dummy callback - the message manager is just a Timer to ensure that there are always
// some events coming in - otherwise it'll show the egg-timer/beachball-of-death.
++messageCounter;
}
int MessageManager::getTimeBeforeShowingWaitCursor() const throw()
{
return timeBeforeWaitCursor;
}
bool MessageManager::isThisTheMessageThread() const throw()
{
return Thread::getCurrentThreadId() == messageThreadId;
}
void MessageManager::setCurrentMessageThread (const int threadId) throw()
{
messageThreadId = threadId;
}
bool MessageManager::currentThreadHasLockedMessageManager() const throw()
{
return Thread::getCurrentThreadId() == currentLockingThreadId;
}
//==============================================================================
MessageManagerLock::MessageManagerLock() throw()
: locked (false)
{
if (MessageManager::instance != 0)
{
MessageManager::instance->messageDispatchLock.enter();
lastLockingThreadId = MessageManager::instance->currentLockingThreadId;
MessageManager::instance->currentLockingThreadId = Thread::getCurrentThreadId();
locked = true;
}
}
MessageManagerLock::MessageManagerLock (Thread* const thread) throw()
: locked (false)
{
jassert (thread != 0); // This will only work if you give it a valid thread!
if (MessageManager::instance != 0)
{
for (;;)
{
if (MessageManager::instance->messageDispatchLock.tryEnter())
{
locked = true;
lastLockingThreadId = MessageManager::instance->currentLockingThreadId;
MessageManager::instance->currentLockingThreadId = Thread::getCurrentThreadId();
break;
}
if (thread != 0 && thread->threadShouldExit())
break;
Thread::sleep (1);
}
}
}
MessageManagerLock::~MessageManagerLock() throw()
{
if (locked && MessageManager::instance != 0)
{
MessageManager::instance->currentLockingThreadId = lastLockingThreadId;
MessageManager::instance->messageDispatchLock.exit();
}
}
END_JUCE_NAMESPACE

794
src/juce_appframework/events/juce_Timer.cpp
View file

@ -1,397 +1,397 @@
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../juce_core/basics/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_Timer.h"
#include "juce_MessageManager.h"
#include "juce_AsyncUpdater.h"
#include "../application/juce_Application.h"
#include "../application/juce_DeletedAtShutdown.h"
#include "../../juce_core/basics/juce_Time.h"
#include "../../juce_core/threads/juce_Thread.h"
#include "../../juce_core/threads/juce_ScopedLock.h"
#include "../../juce_core/containers/juce_VoidArray.h"
//==============================================================================
class InternalTimerThread : private Thread,
private MessageListener,
private DeletedAtShutdown,
private AsyncUpdater
{
private:
friend class Timer;
static InternalTimerThread* instance;
static CriticalSection lock;
Timer* volatile firstTimer;
bool volatile callbackNeeded;
InternalTimerThread (const InternalTimerThread&);
const InternalTimerThread& operator= (const InternalTimerThread&);
void addTimer (Timer* const t) throw()
{
#ifdef JUCE_DEBUG
Timer* tt = firstTimer;
while (tt != 0)
{
// trying to add a timer that's already here - shouldn't get to this point,
// so if you get this assertion, let me know!
jassert (tt != t);
tt = tt->next;
}
jassert (t->previous == 0 && t->next == 0);
#endif
Timer* i = firstTimer;
if (i == 0 || i->countdownMs > t->countdownMs)
{
t->next = firstTimer;
firstTimer = t;
}
else
{
while (i->next != 0 && i->next->countdownMs <= t->countdownMs)
i = i->next;
jassert (i != 0);
t->next = i->next;
t->previous = i;
i->next = t;
}
if (t->next != 0)
t->next->previous = t;
jassert ((t->next == 0 || t->next->countdownMs >= t->countdownMs)
&& (t->previous == 0 || t->previous->countdownMs <= t->countdownMs));
notify();
}
void removeTimer (Timer* const t) throw()
{
#ifdef JUCE_DEBUG
Timer* tt = firstTimer;
bool found = false;
while (tt != 0)
{
if (tt == t)
{
found = true;
break;
}
tt = tt->next;
}
// trying to remove a timer that's not here - shouldn't get to this point,
// so if you get this assertion, let me know!
jassert (found);
#endif
if (t->previous != 0)
{
jassert (firstTimer != t);
t->previous->next = t->next;
}
else
{
jassert (firstTimer == t);
firstTimer = t->next;
}
if (t->next != 0)
t->next->previous = t->previous;
t->next = 0;
t->previous = 0;
}
void decrementAllCounters (const int numMillisecs) const
{
Timer* t = firstTimer;
while (t != 0)
{
t->countdownMs -= numMillisecs;
t = t->next;
}
}
void handleAsyncUpdate()
{
startThread (7);
}
public:
InternalTimerThread()
: Thread ("Juce Timer"),
firstTimer (0),
callbackNeeded (false)
{
triggerAsyncUpdate();
}
~InternalTimerThread() throw()
{
stopThread (4000);
jassert (instance == this || instance == 0);
if (instance == this)
instance = 0;
}
void run()
{
uint32 lastTime = Time::getMillisecondCounter();
uint32 lastMessageManagerCallback = lastTime;
while (! threadShouldExit())
{
uint32 now = Time::getMillisecondCounter();
if (now <= lastTime)
{
wait (2);
continue;
}
const int elapsed = now - lastTime;
lastTime = now;
lock.enter();
decrementAllCounters (elapsed);
const int timeUntilFirstTimer = (firstTimer != 0) ? firstTimer->countdownMs
: 1000;
lock.exit();
if (timeUntilFirstTimer <= 0)
{
callbackNeeded = true;
postMessage (new Message());
// sometimes, our message could get discarded by the OS (particularly when running as an RTAS when the app has a modal loop),
// so this is how long to wait before assuming the message has been lost and trying again.
const uint32 messageDeliveryTimeout = now + 2000;
while (callbackNeeded)
{
wait (4);
if (threadShouldExit())
return;
now = Time::getMillisecondCounter();
if (now > lastMessageManagerCallback + 200)
{
lastMessageManagerCallback = now;
MessageManager::inactivityCheckCallback();
}
if (now > messageDeliveryTimeout)
break;
}
}
else
{
// don't wait for too long because running this loop also helps keep the
// Time::getApproximateMillisecondTimer value stay up-to-date
wait (jlimit (1, 50, timeUntilFirstTimer));
}
if (now > lastMessageManagerCallback + 200)
{
lastMessageManagerCallback = now;
MessageManager::inactivityCheckCallback();
}
}
}
void handleMessage (const Message&)
{
const ScopedLock sl (lock);
while (firstTimer != 0 && firstTimer->countdownMs <= 0)
{
Timer* const t = firstTimer;
t->countdownMs = t->periodMs;
removeTimer (t);
addTimer (t);
const ScopedUnlock ul (lock);
callbackNeeded = false;
JUCE_TRY
{
t->timerCallback();
}
JUCE_CATCH_EXCEPTION
}
callbackNeeded = false;
}
static void callAnyTimersSynchronously()
{
if (InternalTimerThread::instance != 0)
{
const Message m;
InternalTimerThread::instance->handleMessage (m);
}
}
static inline void add (Timer* const tim) throw()
{
if (instance == 0)
instance = new InternalTimerThread();
instance->addTimer (tim);
}
static inline void remove (Timer* const tim) throw()
{
if (instance != 0)
instance->removeTimer (tim);
}
static inline void resetCounter (Timer* const tim,
const int newCounter) throw()
{
if (instance != 0)
{
tim->countdownMs = newCounter;
tim->periodMs = newCounter;
if ((tim->next != 0 && tim->next->countdownMs < tim->countdownMs)
|| (tim->previous != 0 && tim->previous->countdownMs > tim->countdownMs))
{
instance->removeTimer (tim);
instance->addTimer (tim);
}
}
}
};
InternalTimerThread* InternalTimerThread::instance = 0;
CriticalSection InternalTimerThread::lock;
void juce_callAnyTimersSynchronously()
{
InternalTimerThread::callAnyTimersSynchronously();
}
//==============================================================================
#ifdef JUCE_DEBUG
static SortedSet <Timer*> activeTimers;
#endif
Timer::Timer() throw()
: countdownMs (0),
periodMs (0),
previous (0),
next (0)
{
#ifdef JUCE_DEBUG
activeTimers.add (this);
#endif
}
Timer::Timer (const Timer&) throw()
: countdownMs (0),
periodMs (0),
previous (0),
next (0)
{
#ifdef JUCE_DEBUG
activeTimers.add (this);
#endif
}
Timer::~Timer()
{
stopTimer();
#ifdef JUCE_DEBUG
activeTimers.removeValue (this);
#endif
}
void Timer::startTimer (const int interval) throw()
{
const ScopedLock sl (InternalTimerThread::lock);
#ifdef JUCE_DEBUG
// this isn't a valid object! Your timer might be a dangling pointer or something..
jassert (activeTimers.contains (this));
#endif
if (periodMs == 0)
{
countdownMs = interval;
periodMs = jmax (1, interval);
InternalTimerThread::add (this);
}
else
{
InternalTimerThread::resetCounter (this, interval);
}
}
void Timer::stopTimer() throw()
{
const ScopedLock sl (InternalTimerThread::lock);
#ifdef JUCE_DEBUG
// this isn't a valid object! Your timer might be a dangling pointer or something..
jassert (activeTimers.contains (this));
#endif
if (periodMs > 0)
{
InternalTimerThread::remove (this);
periodMs = 0;
}
}
END_JUCE_NAMESPACE
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-7 by Raw Material Software ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the
GNU General Public License, as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
JUCE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with JUCE; if not, visit www.gnu.org/licenses or write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
If you'd like to release a closed-source product which uses JUCE, commercial
licenses are also available: visit www.rawmaterialsoftware.com/juce for
more information.
==============================================================================
*/
#include "../../juce_core/basics/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_Timer.h"
#include "juce_MessageManager.h"
#include "juce_AsyncUpdater.h"
#include "../application/juce_Application.h"
#include "../application/juce_DeletedAtShutdown.h"
#include "../../juce_core/basics/juce_Time.h"
#include "../../juce_core/threads/juce_Thread.h"
#include "../../juce_core/threads/juce_ScopedLock.h"
#include "../../juce_core/containers/juce_VoidArray.h"
//==============================================================================
class InternalTimerThread : private Thread,
private MessageListener,
private DeletedAtShutdown,
private AsyncUpdater
{
private:
friend class Timer;
static InternalTimerThread* instance;
static CriticalSection lock;
Timer* volatile firstTimer;
bool volatile callbackNeeded;
InternalTimerThread (const InternalTimerThread&);
const InternalTimerThread& operator= (const InternalTimerThread&);
void addTimer (Timer* const t) throw()
{
#ifdef JUCE_DEBUG
Timer* tt = firstTimer;
while (tt != 0)
{
// trying to add a timer that's already here - shouldn't get to this point,
// so if you get this assertion, let me know!
jassert (tt != t);
tt = tt->next;
}
jassert (t->previous == 0 && t->next == 0);
#endif
Timer* i = firstTimer;
if (i == 0 || i->countdownMs > t->countdownMs)
{
t->next = firstTimer;
firstTimer = t;
}
else
{
while (i->next != 0 && i->next->countdownMs <= t->countdownMs)
i = i->next;
jassert (i != 0);
t->next = i->next;
t->previous = i;
i->next = t;
}
if (t->next != 0)
t->next->previous = t;
jassert ((t->next == 0 || t->next->countdownMs >= t->countdownMs)
&& (t->previous == 0 || t->previous->countdownMs <= t->countdownMs));
notify();
}
void removeTimer (Timer* const t) throw()
{
#ifdef JUCE_DEBUG
Timer* tt = firstTimer;
bool found = false;
while (tt != 0)
{
if (tt == t)
{
found = true;
break;
}
tt = tt->next;
}
// trying to remove a timer that's not here - shouldn't get to this point,
// so if you get this assertion, let me know!
jassert (found);
#endif
if (t->previous != 0)
{
jassert (firstTimer != t);
t->previous->next = t->next;
}
else
{
jassert (firstTimer == t);
firstTimer = t->next;
}
if (t->next != 0)
t->next->previous = t->previous;
t->next = 0;
t->previous = 0;
}
void decrementAllCounters (const int numMillisecs) const
{
Timer* t = firstTimer;
while (t != 0)
{
t->countdownMs -= numMillisecs;
t = t->next;
}
}
void handleAsyncUpdate()
{
startThread (7);
}
public:
InternalTimerThread()
: Thread ("Juce Timer"),
firstTimer (0),
callbackNeeded (false)
{
triggerAsyncUpdate();
}
~InternalTimerThread() throw()
{
stopThread (4000);
jassert (instance == this || instance == 0);
if (instance == this)
instance = 0;
}
void run()
{
uint32 lastTime = Time::getMillisecondCounter();
uint32 lastMessageManagerCallback = lastTime;
while (! threadShouldExit())
{
uint32 now = Time::getMillisecondCounter();
if (now <= lastTime)
{
wait (2);
continue;
}
const int elapsed = now - lastTime;
lastTime = now;
lock.enter();
decrementAllCounters (elapsed);
const int timeUntilFirstTimer = (firstTimer != 0) ? firstTimer->countdownMs
: 1000;
lock.exit();
if (timeUntilFirstTimer <= 0)
{
callbackNeeded = true;
postMessage (new Message());
// sometimes, our message could get discarded by the OS (particularly when running as an RTAS when the app has a modal loop),
// so this is how long to wait before assuming the message has been lost and trying again.
const uint32 messageDeliveryTimeout = now + 2000;
while (callbackNeeded)
{
wait (4);
if (threadShouldExit())
return;
now = Time::getMillisecondCounter();
if (now > lastMessageManagerCallback + 200)
{
lastMessageManagerCallback = now;
MessageManager::inactivityCheckCallback();
}
if (now > messageDeliveryTimeout)
break;
}
}
else
{
// don't wait for too long because running this loop also helps keep the
// Time::getApproximateMillisecondTimer value stay up-to-date
wait (jlimit (1, 50, timeUntilFirstTimer));
}
if (now > lastMessageManagerCallback + 200)
{
lastMessageManagerCallback = now;
MessageManager::inactivityCheckCallback();
}
}
}
void handleMessage (const Message&)
{
const ScopedLock sl (lock);
while (firstTimer != 0 && firstTimer->countdownMs <= 0)
{
Timer* const t = firstTimer;
t->countdownMs = t->periodMs;
removeTimer (t);
addTimer (t);
const ScopedUnlock ul (lock);
callbackNeeded = false;
JUCE_TRY
{
t->timerCallback();
}
JUCE_CATCH_EXCEPTION
}
callbackNeeded = false;
}
static void callAnyTimersSynchronously()
{
if (InternalTimerThread::instance != 0)
{
const Message m;
InternalTimerThread::instance->handleMessage (m);
}
}
static inline void add (Timer* const tim) throw()
{
if (instance == 0)
instance = new InternalTimerThread();
instance->addTimer (tim);
}
static inline void remove (Timer* const tim) throw()
{
if (instance != 0)
instance->removeTimer (tim);
}
static inline void resetCounter (Timer* const tim,
const int newCounter) throw()
{
if (instance != 0)
{
tim->countdownMs = newCounter;
tim->periodMs = newCounter;
if ((tim->next != 0 && tim->next->countdownMs < tim->countdownMs)
|| (tim->previous != 0 && tim->previous->countdownMs > tim->countdownMs))
{
instance->removeTimer (tim);
instance->addTimer (tim);
}
}
}
};
InternalTimerThread* InternalTimerThread::instance = 0;
CriticalSection InternalTimerThread::lock;
void juce_callAnyTimersSynchronously()
{
InternalTimerThread::callAnyTimersSynchronously();
}
//==============================================================================
#ifdef JUCE_DEBUG
static SortedSet <Timer*> activeTimers;
#endif
Timer::Timer() throw()
: countdownMs (0),
periodMs (0),
previous (0),
next (0)
{
#ifdef JUCE_DEBUG
activeTimers.add (this);
#endif
}
Timer::Timer (const Timer&) throw()
: countdownMs (0),
periodMs (0),
previous (0),
next (0)
{
#ifdef JUCE_DEBUG
activeTimers.add (this);
#endif
}
Timer::~Timer()
{
stopTimer();
#ifdef JUCE_DEBUG
activeTimers.removeValue (this);
#endif
}
void Timer::startTimer (const int interval) throw()
{
const ScopedLock sl (InternalTimerThread::lock);
#ifdef JUCE_DEBUG
// this isn't a valid object! Your timer might be a dangling pointer or something..
jassert (activeTimers.contains (this));
#endif
if (periodMs == 0)
{
countdownMs = interval;
periodMs = jmax (1, interval);
InternalTimerThread::add (this);
}
else
{
InternalTimerThread::resetCounter (this, interval);
}
}
void Timer::stopTimer() throw()
{
const ScopedLock sl (InternalTimerThread::lock);
#ifdef JUCE_DEBUG
// this isn't a valid object! Your timer might be a dangling pointer or something..
jassert (activeTimers.contains (this));
#endif
if (periodMs > 0)
{
InternalTimerThread::remove (this);
periodMs = 0;
}
}
END_JUCE_NAMESPACE

2
src/juce_appframework/gui/components/lookandfeel/juce_LookAndFeel.cpp
View file

@ -308,7 +308,7 @@ void LookAndFeel::drawButtonBackground (Graphics& g,
button.isConnectedOnBottom());
}
void LookAndFeel::drawButtonText (Graphics& g, TextButton& button,
void LookAndFeel::drawButtonText (Graphics& g, TextButton& button,
bool /*isMouseOverButton*/, bool /*isButtonDown*/)
{
g.setFont (button.getFont());

2
src/juce_appframework/gui/components/lookandfeel/juce_LookAndFeel.h
View file

@ -132,7 +132,7 @@ public:
bool isButtonDown);
/** Draws the text for a TextButton. */
virtual void drawButtonText (Graphics& g,
virtual void drawButtonText (Graphics& g,
TextButton& button,
bool isMouseOverButton,
bool isButtonDown);

1596
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/png.c
View file

File diff suppressed because it is too large Load diff

6
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/png.h
View file

@ -389,7 +389,7 @@
#define PNG_LIBPNG_BUILD_RC 3
#define PNG_LIBPNG_BUILD_STABLE 4
#define PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7
/* Release-Specific Flags */
#define PNG_LIBPNG_BUILD_PATCH 8 /* Can be OR'ed with
PNG_LIBPNG_BUILD_STABLE only */
@ -424,12 +424,12 @@
/* Ref MSDN: Private as priority over Special
* VS_FF_PRIVATEBUILD File *was not* built using standard release
* procedures. If this value is given, the StringFileInfo block must
* contain a PrivateBuild string.
* contain a PrivateBuild string.
*
* VS_FF_SPECIALBUILD File *was* built by the original company using
* standard release procedures but is a variation of the standard
* file of the same version number. If this value is given, the
* StringFileInfo block must contain a SpecialBuild string.
* StringFileInfo block must contain a SpecialBuild string.
*/
#if defined(PNG_USER_PRIVATEBUILD)

26
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/pngconf.h
View file

@ -42,7 +42,7 @@
//==============================================================================
/*
/*
* PNG_USER_CONFIG has to be defined on the compiler command line. This
* includes the resource compiler for Windows DLL configurations.
*/
@ -62,7 +62,7 @@
/*
* Added at libpng-1.2.8
*
*
* If you create a private DLL you need to define in "pngusr.h" the followings:
* #define PNG_USER_PRIVATEBUILD <Describes by whom and why this version of
* the DLL was built>
@ -73,8 +73,8 @@
* number and must match your private DLL name>
* e.g. // private DLL "libpng13gx.dll"
* #define PNG_USER_DLLFNAME_POSTFIX "gx"
*
* The following macros are also at your disposal if you want to complete the
*
* The following macros are also at your disposal if you want to complete the
* DLL VERSIONINFO structure.
* - PNG_USER_VERSIONINFO_COMMENTS
* - PNG_USER_VERSIONINFO_COMPANYNAME
@ -167,9 +167,9 @@
* 'Cygwin' defines/defaults:
* PNG_BUILD_DLL -- (ignored) building the dll
* (no define) -- (ignored) building an application, linking to the dll
* PNG_STATIC -- (ignored) building the static lib, or building an
* PNG_STATIC -- (ignored) building the static lib, or building an
* application that links to the static lib.
* ALL_STATIC -- (ignored) building various static libs, or building an
* ALL_STATIC -- (ignored) building various static libs, or building an
* application that links to the static libs.
* Thus,
* a cygwin user should define either PNG_BUILD_DLL or PNG_STATIC, and
@ -182,12 +182,12 @@
* PNG_BUILD_DLL
* PNG_STATIC
* (nothing) == PNG_USE_DLL
*
*
* CYGWIN (2002-01-20): The preceding is now obsolete. With the advent
* of auto-import in binutils, we no longer need to worry about
* of auto-import in binutils, we no longer need to worry about
* __declspec(dllexport) / __declspec(dllimport) and friends. Therefore,
* we don't need to worry about PNG_STATIC or ALL_STATIC when it comes
* to __declspec() stuff. However, we DO need to worry about
* to __declspec() stuff. However, we DO need to worry about
* PNG_BUILD_DLL and PNG_STATIC because those change some defaults
* such as CONSOLE_IO and whether GLOBAL_ARRAYS are allowed.
*/
@ -231,8 +231,8 @@
# if !defined(PNG_DLL)
# define PNG_DLL
# endif
# endif
# endif
# endif
# endif
# endif
#endif
@ -749,7 +749,7 @@
# define PNG_EASY_ACCESS_SUPPORTED
#endif
/* PNG_ASSEMBLER_CODE was enabled by default in version 1.2.0
/* PNG_ASSEMBLER_CODE was enabled by default in version 1.2.0
* and removed from version 1.2.20. The following will be removed
* from libpng-1.4.0
*/
@ -1324,7 +1324,7 @@ typedef z_stream FAR * png_zstreamp;
# define PNGAPI __cdecl
# undef PNG_IMPEXP
# define PNG_IMPEXP
#endif
#endif
/* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
* you may get warnings regarding the linkage of png_zalloc and png_zfree.

682
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/pngerror.c
View file

@ -1,341 +1,341 @@
/* pngerror.c - stub functions for i/o and memory allocation
*
* Last changed in libpng 1.2.20 October 4, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all error handling. Users who
* need special error handling are expected to write replacement functions
* and use png_set_error_fn() to use those functions. See the instructions
* at each function.
*/
#define PNG_INTERNAL
#include "png.h"
#if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED)
static void /* PRIVATE */
png_default_error PNGARG((png_structp png_ptr,
png_const_charp error_message));
#ifndef PNG_NO_WARNINGS
static void /* PRIVATE */
png_default_warning PNGARG((png_structp png_ptr,
png_const_charp warning_message));
#endif /* PNG_NO_WARNINGS */
/* This function is called whenever there is a fatal error. This function
* should not be changed. If there is a need to handle errors differently,
* you should supply a replacement error function and use png_set_error_fn()
* to replace the error function at run-time.
*/
#ifndef PNG_NO_ERROR_TEXT
void PNGAPI
png_error(png_structp png_ptr, png_const_charp error_message)
{
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
char msg[16];
if (png_ptr != NULL)
{
if (png_ptr->flags&
(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))
{
if (*error_message == '#')
{
int offset;
for (offset=1; offset<15; offset++)
if (*(error_message+offset) == ' ')
break;
if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT)
{
int i;
for (i=0; i<offset-1; i++)
msg[i]=error_message[i+1];
msg[i]='\0';
error_message=msg;
}
else
error_message+=offset;
}
else
{
if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT)
{
msg[0]='0';
msg[1]='\0';
error_message=msg;
}
}
}
}
#endif
if (png_ptr != NULL && png_ptr->error_fn != NULL)
(*(png_ptr->error_fn))(png_ptr, error_message);
/* If the custom handler doesn't exist, or if it returns,
use the default handler, which will not return. */
png_default_error(png_ptr, error_message);
}
#else
void PNGAPI
png_err(png_structp png_ptr)
{
if (png_ptr != NULL && png_ptr->error_fn != NULL)
(*(png_ptr->error_fn))(png_ptr, '\0');
/* If the custom handler doesn't exist, or if it returns,
use the default handler, which will not return. */
png_default_error(png_ptr, '\0');
}
#endif /* PNG_NO_ERROR_TEXT */
#ifndef PNG_NO_WARNINGS
/* This function is called whenever there is a non-fatal error. This function
* should not be changed. If there is a need to handle warnings differently,
* you should supply a replacement warning function and use
* png_set_error_fn() to replace the warning function at run-time.
*/
void PNGAPI
png_warning(png_structp png_ptr, png_const_charp warning_message)
{
int offset = 0;
if (png_ptr != NULL)
{
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (png_ptr->flags&
(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))
#endif
{
if (*warning_message == '#')
{
for (offset=1; offset<15; offset++)
if (*(warning_message+offset) == ' ')
break;
}
}
if (png_ptr != NULL && png_ptr->warning_fn != NULL)
(*(png_ptr->warning_fn))(png_ptr, warning_message+offset);
}
else
png_default_warning(png_ptr, warning_message+offset);
}
#endif /* PNG_NO_WARNINGS */
/* These utilities are used internally to build an error message that relates
* to the current chunk. The chunk name comes from png_ptr->chunk_name,
* this is used to prefix the message. The message is limited in length
* to 63 bytes, the name characters are output as hex digits wrapped in []
* if the character is invalid.
*/
#define isnonalpha(c) ((c) < 65 || (c) > 122 || ((c) > 90 && (c) < 97))
static PNG_CONST char png_digit[16] = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F'
};
#if !defined(PNG_NO_WARNINGS) || !defined(PNG_NO_ERROR_TEXT)
static void /* PRIVATE */
png_format_buffer(png_structp png_ptr, png_charp buffer, png_const_charp
error_message)
{
int iout = 0, iin = 0;
while (iin < 4)
{
int c = png_ptr->chunk_name[iin++];
if (isnonalpha(c))
{
buffer[iout++] = '[';
buffer[iout++] = png_digit[(c & 0xf0) >> 4];
buffer[iout++] = png_digit[c & 0x0f];
buffer[iout++] = ']';
}
else
{
buffer[iout++] = (png_byte)c;
}
}
if (error_message == NULL)
buffer[iout] = 0;
else
{
buffer[iout++] = ':';
buffer[iout++] = ' ';
png_strncpy(buffer+iout, error_message, 63);
buffer[iout+63] = 0;
}
}
#ifdef PNG_READ_SUPPORTED
void PNGAPI
png_chunk_error(png_structp png_ptr, png_const_charp error_message)
{
char msg[18+64];
if (png_ptr == NULL)
png_error(png_ptr, error_message);
else
{
png_format_buffer(png_ptr, msg, error_message);
png_error(png_ptr, msg);
}
}
#endif /* PNG_READ_SUPPORTED */
#endif /* !defined(PNG_NO_WARNINGS) || !defined(PNG_NO_ERROR_TEXT) */
#ifndef PNG_NO_WARNINGS
void PNGAPI
png_chunk_warning(png_structp png_ptr, png_const_charp warning_message)
{
char msg[18+64];
if (png_ptr == NULL)
png_warning(png_ptr, warning_message);
else
{
png_format_buffer(png_ptr, msg, warning_message);
png_warning(png_ptr, msg);
}
}
#endif /* PNG_NO_WARNINGS */
/* This is the default error handling function. Note that replacements for
* this function MUST NOT RETURN, or the program will likely crash. This
* function is used by default, or if the program supplies NULL for the
* error function pointer in png_set_error_fn().
*/
static void /* PRIVATE */
png_default_error(png_structp png_ptr, png_const_charp error_message)
{
#ifndef PNG_NO_CONSOLE_IO
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (*error_message == '#')
{
int offset;
char error_number[16];
for (offset=0; offset<15; offset++)
{
error_number[offset] = *(error_message+offset+1);
if (*(error_message+offset) == ' ')
break;
}
if((offset > 1) && (offset < 15))
{
error_number[offset-1]='\0';
fprintf(stderr, "libpng error no. %s: %s\n", error_number,
error_message+offset);
}
else
fprintf(stderr, "libpng error: %s, offset=%d\n", error_message,offset);
}
else
#endif
fprintf(stderr, "libpng error: %s\n", error_message);
#endif
#ifdef PNG_SETJMP_SUPPORTED
if (png_ptr)
{
# ifdef USE_FAR_KEYWORD
{
jmp_buf jmpbuf;
png_memcpy(jmpbuf, png_ptr->jmpbuf, png_sizeof(jmp_buf));
longjmp(jmpbuf, 1);
}
# else
longjmp(png_ptr->jmpbuf, 1);
# endif
}
#else
PNG_ABORT();
#endif
#ifdef PNG_NO_CONSOLE_IO
error_message = error_message; /* make compiler happy */
#endif
}
#ifndef PNG_NO_WARNINGS
/* This function is called when there is a warning, but the library thinks
* it can continue anyway. Replacement functions don't have to do anything
* here if you don't want them to. In the default configuration, png_ptr is
* not used, but it is passed in case it may be useful.
*/
static void /* PRIVATE */
png_default_warning(png_structp png_ptr, png_const_charp warning_message)
{
#ifndef PNG_NO_CONSOLE_IO
# ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (*warning_message == '#')
{
int offset;
char warning_number[16];
for (offset=0; offset<15; offset++)
{
warning_number[offset]=*(warning_message+offset+1);
if (*(warning_message+offset) == ' ')
break;
}
if((offset > 1) && (offset < 15))
{
warning_number[offset-1]='\0';
fprintf(stderr, "libpng warning no. %s: %s\n", warning_number,
warning_message+offset);
}
else
fprintf(stderr, "libpng warning: %s\n", warning_message);
}
else
# endif
fprintf(stderr, "libpng warning: %s\n", warning_message);
#else
warning_message = warning_message; /* make compiler happy */
#endif
png_ptr = png_ptr; /* make compiler happy */
}
#endif /* PNG_NO_WARNINGS */
/* This function is called when the application wants to use another method
* of handling errors and warnings. Note that the error function MUST NOT
* return to the calling routine or serious problems will occur. The return
* method used in the default routine calls longjmp(png_ptr->jmpbuf, 1)
*/
void PNGAPI
png_set_error_fn(png_structp png_ptr, png_voidp error_ptr,
png_error_ptr error_fn, png_error_ptr warning_fn)
{
if (png_ptr == NULL)
return;
png_ptr->error_ptr = error_ptr;
png_ptr->error_fn = error_fn;
png_ptr->warning_fn = warning_fn;
}
/* This function returns a pointer to the error_ptr associated with the user
* functions. The application should free any memory associated with this
* pointer before png_write_destroy and png_read_destroy are called.
*/
png_voidp PNGAPI
png_get_error_ptr(png_structp png_ptr)
{
if (png_ptr == NULL)
return NULL;
return ((png_voidp)png_ptr->error_ptr);
}
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
void PNGAPI
png_set_strip_error_numbers(png_structp png_ptr, png_uint_32 strip_mode)
{
if(png_ptr != NULL)
{
png_ptr->flags &=
((~(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))&strip_mode);
}
}
#endif
#endif /* PNG_READ_SUPPORTED || PNG_WRITE_SUPPORTED */
/* pngerror.c - stub functions for i/o and memory allocation
*
* Last changed in libpng 1.2.20 October 4, 2007
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2007 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all error handling. Users who
* need special error handling are expected to write replacement functions
* and use png_set_error_fn() to use those functions. See the instructions
* at each function.
*/
#define PNG_INTERNAL
#include "png.h"
#if defined(PNG_READ_SUPPORTED) || defined(PNG_WRITE_SUPPORTED)
static void /* PRIVATE */
png_default_error PNGARG((png_structp png_ptr,
png_const_charp error_message));
#ifndef PNG_NO_WARNINGS
static void /* PRIVATE */
png_default_warning PNGARG((png_structp png_ptr,
png_const_charp warning_message));
#endif /* PNG_NO_WARNINGS */
/* This function is called whenever there is a fatal error. This function
* should not be changed. If there is a need to handle errors differently,
* you should supply a replacement error function and use png_set_error_fn()
* to replace the error function at run-time.
*/
#ifndef PNG_NO_ERROR_TEXT
void PNGAPI
png_error(png_structp png_ptr, png_const_charp error_message)
{
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
char msg[16];
if (png_ptr != NULL)
{
if (png_ptr->flags&
(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))
{
if (*error_message == '#')
{
int offset;
for (offset=1; offset<15; offset++)
if (*(error_message+offset) == ' ')
break;
if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT)
{
int i;
for (i=0; i<offset-1; i++)
msg[i]=error_message[i+1];
msg[i]='\0';
error_message=msg;
}
else
error_message+=offset;
}
else
{
if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT)
{
msg[0]='0';
msg[1]='\0';
error_message=msg;
}
}
}
}
#endif
if (png_ptr != NULL && png_ptr->error_fn != NULL)
(*(png_ptr->error_fn))(png_ptr, error_message);
/* If the custom handler doesn't exist, or if it returns,
use the default handler, which will not return. */
png_default_error(png_ptr, error_message);
}
#else
void PNGAPI
png_err(png_structp png_ptr)
{
if (png_ptr != NULL && png_ptr->error_fn != NULL)
(*(png_ptr->error_fn))(png_ptr, '\0');
/* If the custom handler doesn't exist, or if it returns,
use the default handler, which will not return. */
png_default_error(png_ptr, '\0');
}
#endif /* PNG_NO_ERROR_TEXT */
#ifndef PNG_NO_WARNINGS
/* This function is called whenever there is a non-fatal error. This function
* should not be changed. If there is a need to handle warnings differently,
* you should supply a replacement warning function and use
* png_set_error_fn() to replace the warning function at run-time.
*/
void PNGAPI
png_warning(png_structp png_ptr, png_const_charp warning_message)
{
int offset = 0;
if (png_ptr != NULL)
{
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (png_ptr->flags&
(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))
#endif
{
if (*warning_message == '#')
{
for (offset=1; offset<15; offset++)
if (*(warning_message+offset) == ' ')
break;
}
}
if (png_ptr != NULL && png_ptr->warning_fn != NULL)
(*(png_ptr->warning_fn))(png_ptr, warning_message+offset);
}
else
png_default_warning(png_ptr, warning_message+offset);
}
#endif /* PNG_NO_WARNINGS */
/* These utilities are used internally to build an error message that relates
* to the current chunk. The chunk name comes from png_ptr->chunk_name,
* this is used to prefix the message. The message is limited in length
* to 63 bytes, the name characters are output as hex digits wrapped in []
* if the character is invalid.
*/
#define isnonalpha(c) ((c) < 65 || (c) > 122 || ((c) > 90 && (c) < 97))
static PNG_CONST char png_digit[16] = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F'
};
#if !defined(PNG_NO_WARNINGS) || !defined(PNG_NO_ERROR_TEXT)
static void /* PRIVATE */
png_format_buffer(png_structp png_ptr, png_charp buffer, png_const_charp
error_message)
{
int iout = 0, iin = 0;
while (iin < 4)
{
int c = png_ptr->chunk_name[iin++];
if (isnonalpha(c))
{
buffer[iout++] = '[';
buffer[iout++] = png_digit[(c & 0xf0) >> 4];
buffer[iout++] = png_digit[c & 0x0f];
buffer[iout++] = ']';
}
else
{
buffer[iout++] = (png_byte)c;
}
}
if (error_message == NULL)
buffer[iout] = 0;
else
{
buffer[iout++] = ':';
buffer[iout++] = ' ';
png_strncpy(buffer+iout, error_message, 63);
buffer[iout+63] = 0;
}
}
#ifdef PNG_READ_SUPPORTED
void PNGAPI
png_chunk_error(png_structp png_ptr, png_const_charp error_message)
{
char msg[18+64];
if (png_ptr == NULL)
png_error(png_ptr, error_message);
else
{
png_format_buffer(png_ptr, msg, error_message);
png_error(png_ptr, msg);
}
}
#endif /* PNG_READ_SUPPORTED */
#endif /* !defined(PNG_NO_WARNINGS) || !defined(PNG_NO_ERROR_TEXT) */
#ifndef PNG_NO_WARNINGS
void PNGAPI
png_chunk_warning(png_structp png_ptr, png_const_charp warning_message)
{
char msg[18+64];
if (png_ptr == NULL)
png_warning(png_ptr, warning_message);
else
{
png_format_buffer(png_ptr, msg, warning_message);
png_warning(png_ptr, msg);
}
}
#endif /* PNG_NO_WARNINGS */
/* This is the default error handling function. Note that replacements for
* this function MUST NOT RETURN, or the program will likely crash. This
* function is used by default, or if the program supplies NULL for the
* error function pointer in png_set_error_fn().
*/
static void /* PRIVATE */
png_default_error(png_structp png_ptr, png_const_charp error_message)
{
#ifndef PNG_NO_CONSOLE_IO
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (*error_message == '#')
{
int offset;
char error_number[16];
for (offset=0; offset<15; offset++)
{
error_number[offset] = *(error_message+offset+1);
if (*(error_message+offset) == ' ')
break;
}
if((offset > 1) && (offset < 15))
{
error_number[offset-1]='\0';
fprintf(stderr, "libpng error no. %s: %s\n", error_number,
error_message+offset);
}
else
fprintf(stderr, "libpng error: %s, offset=%d\n", error_message,offset);
}
else
#endif
fprintf(stderr, "libpng error: %s\n", error_message);
#endif
#ifdef PNG_SETJMP_SUPPORTED
if (png_ptr)
{
# ifdef USE_FAR_KEYWORD
{
jmp_buf jmpbuf;
png_memcpy(jmpbuf, png_ptr->jmpbuf, png_sizeof(jmp_buf));
longjmp(jmpbuf, 1);
}
# else
longjmp(png_ptr->jmpbuf, 1);
# endif
}
#else
PNG_ABORT();
#endif
#ifdef PNG_NO_CONSOLE_IO
error_message = error_message; /* make compiler happy */
#endif
}
#ifndef PNG_NO_WARNINGS
/* This function is called when there is a warning, but the library thinks
* it can continue anyway. Replacement functions don't have to do anything
* here if you don't want them to. In the default configuration, png_ptr is
* not used, but it is passed in case it may be useful.
*/
static void /* PRIVATE */
png_default_warning(png_structp png_ptr, png_const_charp warning_message)
{
#ifndef PNG_NO_CONSOLE_IO
# ifdef PNG_ERROR_NUMBERS_SUPPORTED
if (*warning_message == '#')
{
int offset;
char warning_number[16];
for (offset=0; offset<15; offset++)
{
warning_number[offset]=*(warning_message+offset+1);
if (*(warning_message+offset) == ' ')
break;
}
if((offset > 1) && (offset < 15))
{
warning_number[offset-1]='\0';
fprintf(stderr, "libpng warning no. %s: %s\n", warning_number,
warning_message+offset);
}
else
fprintf(stderr, "libpng warning: %s\n", warning_message);
}
else
# endif
fprintf(stderr, "libpng warning: %s\n", warning_message);
#else
warning_message = warning_message; /* make compiler happy */
#endif
png_ptr = png_ptr; /* make compiler happy */
}
#endif /* PNG_NO_WARNINGS */
/* This function is called when the application wants to use another method
* of handling errors and warnings. Note that the error function MUST NOT
* return to the calling routine or serious problems will occur. The return
* method used in the default routine calls longjmp(png_ptr->jmpbuf, 1)
*/
void PNGAPI
png_set_error_fn(png_structp png_ptr, png_voidp error_ptr,
png_error_ptr error_fn, png_error_ptr warning_fn)
{
if (png_ptr == NULL)
return;
png_ptr->error_ptr = error_ptr;
png_ptr->error_fn = error_fn;
png_ptr->warning_fn = warning_fn;
}
/* This function returns a pointer to the error_ptr associated with the user
* functions. The application should free any memory associated with this
* pointer before png_write_destroy and png_read_destroy are called.
*/
png_voidp PNGAPI
png_get_error_ptr(png_structp png_ptr)
{
if (png_ptr == NULL)
return NULL;
return ((png_voidp)png_ptr->error_ptr);
}
#ifdef PNG_ERROR_NUMBERS_SUPPORTED
void PNGAPI
png_set_strip_error_numbers(png_structp png_ptr, png_uint_32 strip_mode)
{
if(png_ptr != NULL)
{
png_ptr->flags &=
((~(PNG_FLAG_STRIP_ERROR_NUMBERS|PNG_FLAG_STRIP_ERROR_TEXT))&strip_mode);
}
}
#endif
#endif /* PNG_READ_SUPPORTED || PNG_WRITE_SUPPORTED */

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@ -1,167 +1,167 @@
/* pngrio.c - functions for data input
*
* Last changed in libpng 1.2.13 November 13, 2006
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all input. Users who need
* special handling are expected to write a function that has the same
* arguments as this and performs a similar function, but that possibly
* has a different input method. Note that you shouldn't change this
* function, but rather write a replacement function and then make
* libpng use it at run time with png_set_read_fn(...).
*/
#define PNG_INTERNAL
#include "png.h"
#if defined(PNG_READ_SUPPORTED)
/* Read the data from whatever input you are using. The default routine
reads from a file pointer. Note that this routine sometimes gets called
with very small lengths, so you should implement some kind of simple
buffering if you are using unbuffered reads. This should never be asked
to read more then 64K on a 16 bit machine. */
void /* PRIVATE */
png_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_debug1(4,"reading %d bytes\n", (int)length);
if (png_ptr->read_data_fn != NULL)
(*(png_ptr->read_data_fn))(png_ptr, data, length);
else
png_error(png_ptr, "Call to NULL read function");
}
#if !defined(PNG_NO_STDIO)
/* This is the function that does the actual reading of data. If you are
not reading from a standard C stream, you should create a replacement
read_data function and use it at run time with png_set_read_fn(), rather
than changing the library. */
#ifndef USE_FAR_KEYWORD
void PNGAPI
png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_size_t check;
if(png_ptr == NULL) return;
/* fread() returns 0 on error, so it is OK to store this in a png_size_t
* instead of an int, which is what fread() actually returns.
*/
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = (png_size_t)fread(data, (png_size_t)1, length,
(png_FILE_p)png_ptr->io_ptr);
#endif
if (check != length)
png_error(png_ptr, "Read Error");
}
#else
/* this is the model-independent version. Since the standard I/O library
can't handle far buffers in the medium and small models, we have to copy
the data.
*/
#define NEAR_BUF_SIZE 1024
#define MIN(a,b) (a <= b ? a : b)
static void PNGAPI
png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
int check;
png_byte *n_data;
png_FILE_p io_ptr;
if(png_ptr == NULL) return;
/* Check if data really is near. If so, use usual code. */
n_data = (png_byte *)CVT_PTR_NOCHECK(data);
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)n_data == data)
{
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = fread(n_data, 1, length, io_ptr);
#endif
}
else
{
png_byte buf[NEAR_BUF_SIZE];
png_size_t read, remaining, err;
check = 0;
remaining = length;
do
{
read = MIN(NEAR_BUF_SIZE, remaining);
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(io_ptr), buf, read, &err, NULL) )
err = 0;
#else
err = fread(buf, (png_size_t)1, read, io_ptr);
#endif
png_memcpy(data, buf, read); /* copy far buffer to near buffer */
if(err != read)
break;
else
check += err;
data += read;
remaining -= read;
}
while (remaining != 0);
}
if ((png_uint_32)check != (png_uint_32)length)
png_error(png_ptr, "read Error");
}
#endif
#endif
/* This function allows the application to supply a new input function
for libpng if standard C streams aren't being used.
This function takes as its arguments:
png_ptr - pointer to a png input data structure
io_ptr - pointer to user supplied structure containing info about
the input functions. May be NULL.
read_data_fn - pointer to a new input function that takes as its
arguments a pointer to a png_struct, a pointer to
a location where input data can be stored, and a 32-bit
unsigned int that is the number of bytes to be read.
To exit and output any fatal error messages the new write
function should call png_error(png_ptr, "Error msg"). */
void PNGAPI
png_set_read_fn(png_structp png_ptr, png_voidp io_ptr,
png_rw_ptr read_data_fn)
{
if(png_ptr == NULL) return;
png_ptr->io_ptr = io_ptr;
#if !defined(PNG_NO_STDIO)
if (read_data_fn != NULL)
png_ptr->read_data_fn = read_data_fn;
else
png_ptr->read_data_fn = png_default_read_data;
#else
png_ptr->read_data_fn = read_data_fn;
#endif
/* It is an error to write to a read device */
if (png_ptr->write_data_fn != NULL)
{
png_ptr->write_data_fn = NULL;
png_warning(png_ptr,
"It's an error to set both read_data_fn and write_data_fn in the ");
png_warning(png_ptr,
"same structure. Resetting write_data_fn to NULL.");
}
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
png_ptr->output_flush_fn = NULL;
#endif
}
#endif /* PNG_READ_SUPPORTED */
/* pngrio.c - functions for data input
*
* Last changed in libpng 1.2.13 November 13, 2006
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all input. Users who need
* special handling are expected to write a function that has the same
* arguments as this and performs a similar function, but that possibly
* has a different input method. Note that you shouldn't change this
* function, but rather write a replacement function and then make
* libpng use it at run time with png_set_read_fn(...).
*/
#define PNG_INTERNAL
#include "png.h"
#if defined(PNG_READ_SUPPORTED)
/* Read the data from whatever input you are using. The default routine
reads from a file pointer. Note that this routine sometimes gets called
with very small lengths, so you should implement some kind of simple
buffering if you are using unbuffered reads. This should never be asked
to read more then 64K on a 16 bit machine. */
void /* PRIVATE */
png_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_debug1(4,"reading %d bytes\n", (int)length);
if (png_ptr->read_data_fn != NULL)
(*(png_ptr->read_data_fn))(png_ptr, data, length);
else
png_error(png_ptr, "Call to NULL read function");
}
#if !defined(PNG_NO_STDIO)
/* This is the function that does the actual reading of data. If you are
not reading from a standard C stream, you should create a replacement
read_data function and use it at run time with png_set_read_fn(), rather
than changing the library. */
#ifndef USE_FAR_KEYWORD
void PNGAPI
png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_size_t check;
if(png_ptr == NULL) return;
/* fread() returns 0 on error, so it is OK to store this in a png_size_t
* instead of an int, which is what fread() actually returns.
*/
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = (png_size_t)fread(data, (png_size_t)1, length,
(png_FILE_p)png_ptr->io_ptr);
#endif
if (check != length)
png_error(png_ptr, "Read Error");
}
#else
/* this is the model-independent version. Since the standard I/O library
can't handle far buffers in the medium and small models, we have to copy
the data.
*/
#define NEAR_BUF_SIZE 1024
#define MIN(a,b) (a <= b ? a : b)
static void PNGAPI
png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
int check;
png_byte *n_data;
png_FILE_p io_ptr;
if(png_ptr == NULL) return;
/* Check if data really is near. If so, use usual code. */
n_data = (png_byte *)CVT_PTR_NOCHECK(data);
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)n_data == data)
{
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = fread(n_data, 1, length, io_ptr);
#endif
}
else
{
png_byte buf[NEAR_BUF_SIZE];
png_size_t read, remaining, err;
check = 0;
remaining = length;
do
{
read = MIN(NEAR_BUF_SIZE, remaining);
#if defined(_WIN32_WCE)
if ( !ReadFile((HANDLE)(io_ptr), buf, read, &err, NULL) )
err = 0;
#else
err = fread(buf, (png_size_t)1, read, io_ptr);
#endif
png_memcpy(data, buf, read); /* copy far buffer to near buffer */
if(err != read)
break;
else
check += err;
data += read;
remaining -= read;
}
while (remaining != 0);
}
if ((png_uint_32)check != (png_uint_32)length)
png_error(png_ptr, "read Error");
}
#endif
#endif
/* This function allows the application to supply a new input function
for libpng if standard C streams aren't being used.
This function takes as its arguments:
png_ptr - pointer to a png input data structure
io_ptr - pointer to user supplied structure containing info about
the input functions. May be NULL.
read_data_fn - pointer to a new input function that takes as its
arguments a pointer to a png_struct, a pointer to
a location where input data can be stored, and a 32-bit
unsigned int that is the number of bytes to be read.
To exit and output any fatal error messages the new write
function should call png_error(png_ptr, "Error msg"). */
void PNGAPI
png_set_read_fn(png_structp png_ptr, png_voidp io_ptr,
png_rw_ptr read_data_fn)
{
if(png_ptr == NULL) return;
png_ptr->io_ptr = io_ptr;
#if !defined(PNG_NO_STDIO)
if (read_data_fn != NULL)
png_ptr->read_data_fn = read_data_fn;
else
png_ptr->read_data_fn = png_default_read_data;
#else
png_ptr->read_data_fn = read_data_fn;
#endif
/* It is an error to write to a read device */
if (png_ptr->write_data_fn != NULL)
{
png_ptr->write_data_fn = NULL;
png_warning(png_ptr,
"It's an error to set both read_data_fn and write_data_fn in the ");
png_warning(png_ptr,
"same structure. Resetting write_data_fn to NULL.");
}
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
png_ptr->output_flush_fn = NULL;
#endif
}
#endif /* PNG_READ_SUPPORTED */

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/* pngwio.c - functions for data output
*
* Last changed in libpng 1.2.13 November 13, 2006
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all output. Users who need
* special handling are expected to write functions that have the same
* arguments as these and perform similar functions, but that possibly
* use different output methods. Note that you shouldn't change these
* functions, but rather write replacement functions and then change
* them at run time with png_set_write_fn(...).
*/
#define PNG_INTERNAL
#include "png.h"
#ifdef PNG_WRITE_SUPPORTED
/* Write the data to whatever output you are using. The default routine
writes to a file pointer. Note that this routine sometimes gets called
with very small lengths, so you should implement some kind of simple
buffering if you are using unbuffered writes. This should never be asked
to write more than 64K on a 16 bit machine. */
void /* PRIVATE */
png_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
if (png_ptr->write_data_fn != NULL )
(*(png_ptr->write_data_fn))(png_ptr, data, length);
else
png_error(png_ptr, "Call to NULL write function");
}
#if !defined(PNG_NO_STDIO)
/* This is the function that does the actual writing of data. If you are
not writing to a standard C stream, you should create a replacement
write_data function and use it at run time with png_set_write_fn(), rather
than changing the library. */
#ifndef USE_FAR_KEYWORD
void PNGAPI
png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
if(png_ptr == NULL) return;
#if defined(_WIN32_WCE)
if ( !WriteFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = fwrite(data, 1, length, (png_FILE_p)(png_ptr->io_ptr));
#endif
if (check != length)
png_error(png_ptr, "Write Error");
}
#else
/* this is the model-independent version. Since the standard I/O library
can't handle far buffers in the medium and small models, we have to copy
the data.
*/
#define NEAR_BUF_SIZE 1024
#define MIN(a,b) (a <= b ? a : b)
void PNGAPI
png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
png_byte *near_data; /* Needs to be "png_byte *" instead of "png_bytep" */
png_FILE_p io_ptr;
if(png_ptr == NULL) return;
/* Check if data really is near. If so, use usual code. */
near_data = (png_byte *)CVT_PTR_NOCHECK(data);
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)near_data == data)
{
#if defined(_WIN32_WCE)
if ( !WriteFile(io_ptr, near_data, length, &check, NULL) )
check = 0;
#else
check = fwrite(near_data, 1, length, io_ptr);
#endif
}
else
{
png_byte buf[NEAR_BUF_SIZE];
png_size_t written, remaining, err;
check = 0;
remaining = length;
do
{
written = MIN(NEAR_BUF_SIZE, remaining);
png_memcpy(buf, data, written); /* copy far buffer to near buffer */
#if defined(_WIN32_WCE)
if ( !WriteFile(io_ptr, buf, written, &err, NULL) )
err = 0;
#else
err = fwrite(buf, 1, written, io_ptr);
#endif
if (err != written)
break;
else
check += err;
data += written;
remaining -= written;
}
while (remaining != 0);
}
if (check != length)
png_error(png_ptr, "Write Error");
}
#endif
#endif
/* This function is called to output any data pending writing (normally
to disk). After png_flush is called, there should be no data pending
writing in any buffers. */
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
void /* PRIVATE */
png_flush(png_structp png_ptr)
{
if (png_ptr->output_flush_fn != NULL)
(*(png_ptr->output_flush_fn))(png_ptr);
}
#if !defined(PNG_NO_STDIO)
void PNGAPI
png_default_flush(png_structp png_ptr)
{
#if !defined(_WIN32_WCE)
png_FILE_p io_ptr;
#endif
if(png_ptr == NULL) return;
#if !defined(_WIN32_WCE)
io_ptr = (png_FILE_p)CVT_PTR((png_ptr->io_ptr));
if (io_ptr != NULL)
fflush(io_ptr);
#endif
}
#endif
#endif
/* This function allows the application to supply new output functions for
libpng if standard C streams aren't being used.
This function takes as its arguments:
png_ptr - pointer to a png output data structure
io_ptr - pointer to user supplied structure containing info about
the output functions. May be NULL.
write_data_fn - pointer to a new output function that takes as its
arguments a pointer to a png_struct, a pointer to
data to be written, and a 32-bit unsigned int that is
the number of bytes to be written. The new write
function should call png_error(png_ptr, "Error msg")
to exit and output any fatal error messages.
flush_data_fn - pointer to a new flush function that takes as its
arguments a pointer to a png_struct. After a call to
the flush function, there should be no data in any buffers
or pending transmission. If the output method doesn't do
any buffering of ouput, a function prototype must still be
supplied although it doesn't have to do anything. If
PNG_WRITE_FLUSH_SUPPORTED is not defined at libpng compile
time, output_flush_fn will be ignored, although it must be
supplied for compatibility. */
void PNGAPI
png_set_write_fn(png_structp png_ptr, png_voidp io_ptr,
png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)
{
if(png_ptr == NULL) return;
png_ptr->io_ptr = io_ptr;
#if !defined(PNG_NO_STDIO)
if (write_data_fn != NULL)
png_ptr->write_data_fn = write_data_fn;
else
png_ptr->write_data_fn = png_default_write_data;
#else
png_ptr->write_data_fn = write_data_fn;
#endif
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
#if !defined(PNG_NO_STDIO)
if (output_flush_fn != NULL)
png_ptr->output_flush_fn = output_flush_fn;
else
png_ptr->output_flush_fn = png_default_flush;
#else
png_ptr->output_flush_fn = output_flush_fn;
#endif
#endif /* PNG_WRITE_FLUSH_SUPPORTED */
/* It is an error to read while writing a png file */
if (png_ptr->read_data_fn != NULL)
{
png_ptr->read_data_fn = NULL;
png_warning(png_ptr,
"Attempted to set both read_data_fn and write_data_fn in");
png_warning(png_ptr,
"the same structure. Resetting read_data_fn to NULL.");
}
}
#if defined(USE_FAR_KEYWORD)
#if defined(_MSC_VER)
void *png_far_to_near(png_structp png_ptr,png_voidp ptr, int check)
{
void *near_ptr;
void FAR *far_ptr;
FP_OFF(near_ptr) = FP_OFF(ptr);
far_ptr = (void FAR *)near_ptr;
if(check != 0)
if(FP_SEG(ptr) != FP_SEG(far_ptr))
png_error(png_ptr,"segment lost in conversion");
return(near_ptr);
}
# else
void *png_far_to_near(png_structp png_ptr,png_voidp ptr, int check)
{
void *near_ptr;
void FAR *far_ptr;
near_ptr = (void FAR *)ptr;
far_ptr = (void FAR *)near_ptr;
if(check != 0)
if(far_ptr != ptr)
png_error(png_ptr,"segment lost in conversion");
return(near_ptr);
}
# endif
# endif
#endif /* PNG_WRITE_SUPPORTED */
/* pngwio.c - functions for data output
*
* Last changed in libpng 1.2.13 November 13, 2006
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* This file provides a location for all output. Users who need
* special handling are expected to write functions that have the same
* arguments as these and perform similar functions, but that possibly
* use different output methods. Note that you shouldn't change these
* functions, but rather write replacement functions and then change
* them at run time with png_set_write_fn(...).
*/
#define PNG_INTERNAL
#include "png.h"
#ifdef PNG_WRITE_SUPPORTED
/* Write the data to whatever output you are using. The default routine
writes to a file pointer. Note that this routine sometimes gets called
with very small lengths, so you should implement some kind of simple
buffering if you are using unbuffered writes. This should never be asked
to write more than 64K on a 16 bit machine. */
void /* PRIVATE */
png_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
if (png_ptr->write_data_fn != NULL )
(*(png_ptr->write_data_fn))(png_ptr, data, length);
else
png_error(png_ptr, "Call to NULL write function");
}
#if !defined(PNG_NO_STDIO)
/* This is the function that does the actual writing of data. If you are
not writing to a standard C stream, you should create a replacement
write_data function and use it at run time with png_set_write_fn(), rather
than changing the library. */
#ifndef USE_FAR_KEYWORD
void PNGAPI
png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
if(png_ptr == NULL) return;
#if defined(_WIN32_WCE)
if ( !WriteFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
check = 0;
#else
check = fwrite(data, 1, length, (png_FILE_p)(png_ptr->io_ptr));
#endif
if (check != length)
png_error(png_ptr, "Write Error");
}
#else
/* this is the model-independent version. Since the standard I/O library
can't handle far buffers in the medium and small models, we have to copy
the data.
*/
#define NEAR_BUF_SIZE 1024
#define MIN(a,b) (a <= b ? a : b)
void PNGAPI
png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length)
{
png_uint_32 check;
png_byte *near_data; /* Needs to be "png_byte *" instead of "png_bytep" */
png_FILE_p io_ptr;
if(png_ptr == NULL) return;
/* Check if data really is near. If so, use usual code. */
near_data = (png_byte *)CVT_PTR_NOCHECK(data);
io_ptr = (png_FILE_p)CVT_PTR(png_ptr->io_ptr);
if ((png_bytep)near_data == data)
{
#if defined(_WIN32_WCE)
if ( !WriteFile(io_ptr, near_data, length, &check, NULL) )
check = 0;
#else
check = fwrite(near_data, 1, length, io_ptr);
#endif
}
else
{
png_byte buf[NEAR_BUF_SIZE];
png_size_t written, remaining, err;
check = 0;
remaining = length;
do
{
written = MIN(NEAR_BUF_SIZE, remaining);
png_memcpy(buf, data, written); /* copy far buffer to near buffer */
#if defined(_WIN32_WCE)
if ( !WriteFile(io_ptr, buf, written, &err, NULL) )
err = 0;
#else
err = fwrite(buf, 1, written, io_ptr);
#endif
if (err != written)
break;
else
check += err;
data += written;
remaining -= written;
}
while (remaining != 0);
}
if (check != length)
png_error(png_ptr, "Write Error");
}
#endif
#endif
/* This function is called to output any data pending writing (normally
to disk). After png_flush is called, there should be no data pending
writing in any buffers. */
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
void /* PRIVATE */
png_flush(png_structp png_ptr)
{
if (png_ptr->output_flush_fn != NULL)
(*(png_ptr->output_flush_fn))(png_ptr);
}
#if !defined(PNG_NO_STDIO)
void PNGAPI
png_default_flush(png_structp png_ptr)
{
#if !defined(_WIN32_WCE)
png_FILE_p io_ptr;
#endif
if(png_ptr == NULL) return;
#if !defined(_WIN32_WCE)
io_ptr = (png_FILE_p)CVT_PTR((png_ptr->io_ptr));
if (io_ptr != NULL)
fflush(io_ptr);
#endif
}
#endif
#endif
/* This function allows the application to supply new output functions for
libpng if standard C streams aren't being used.
This function takes as its arguments:
png_ptr - pointer to a png output data structure
io_ptr - pointer to user supplied structure containing info about
the output functions. May be NULL.
write_data_fn - pointer to a new output function that takes as its
arguments a pointer to a png_struct, a pointer to
data to be written, and a 32-bit unsigned int that is
the number of bytes to be written. The new write
function should call png_error(png_ptr, "Error msg")
to exit and output any fatal error messages.
flush_data_fn - pointer to a new flush function that takes as its
arguments a pointer to a png_struct. After a call to
the flush function, there should be no data in any buffers
or pending transmission. If the output method doesn't do
any buffering of ouput, a function prototype must still be
supplied although it doesn't have to do anything. If
PNG_WRITE_FLUSH_SUPPORTED is not defined at libpng compile
time, output_flush_fn will be ignored, although it must be
supplied for compatibility. */
void PNGAPI
png_set_write_fn(png_structp png_ptr, png_voidp io_ptr,
png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)
{
if(png_ptr == NULL) return;
png_ptr->io_ptr = io_ptr;
#if !defined(PNG_NO_STDIO)
if (write_data_fn != NULL)
png_ptr->write_data_fn = write_data_fn;
else
png_ptr->write_data_fn = png_default_write_data;
#else
png_ptr->write_data_fn = write_data_fn;
#endif
#if defined(PNG_WRITE_FLUSH_SUPPORTED)
#if !defined(PNG_NO_STDIO)
if (output_flush_fn != NULL)
png_ptr->output_flush_fn = output_flush_fn;
else
png_ptr->output_flush_fn = png_default_flush;
#else
png_ptr->output_flush_fn = output_flush_fn;
#endif
#endif /* PNG_WRITE_FLUSH_SUPPORTED */
/* It is an error to read while writing a png file */
if (png_ptr->read_data_fn != NULL)
{
png_ptr->read_data_fn = NULL;
png_warning(png_ptr,
"Attempted to set both read_data_fn and write_data_fn in");
png_warning(png_ptr,
"the same structure. Resetting read_data_fn to NULL.");
}
}
#if defined(USE_FAR_KEYWORD)
#if defined(_MSC_VER)
void *png_far_to_near(png_structp png_ptr,png_voidp ptr, int check)
{
void *near_ptr;
void FAR *far_ptr;
FP_OFF(near_ptr) = FP_OFF(ptr);
far_ptr = (void FAR *)near_ptr;
if(check != 0)
if(FP_SEG(ptr) != FP_SEG(far_ptr))
png_error(png_ptr,"segment lost in conversion");
return(near_ptr);
}
# else
void *png_far_to_near(png_structp png_ptr,png_voidp ptr, int check)
{
void *near_ptr;
void FAR *far_ptr;
near_ptr = (void FAR *)ptr;
far_ptr = (void FAR *)near_ptr;
if(check != 0)
if(far_ptr != ptr)
png_error(png_ptr,"segment lost in conversion");
return(near_ptr);
}
# endif
# endif
#endif /* PNG_WRITE_SUPPORTED */

3028
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/pngwrite.c
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File diff suppressed because it is too large Load diff

1144
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/pngwtran.c
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File diff suppressed because it is too large Load diff

5584
src/juce_appframework/gui/graphics/imaging/image_file_formats/pnglib/pngwutil.c
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File diff suppressed because it is too large Load diff

4
src/juce_core/basics/juce_Time.cpp
View file

@ -64,7 +64,7 @@ BEGIN_JUCE_NAMESPACE
static void millisToLocal (const int64 millis, struct tm& result) throw()
{
const int64 seconds = millis / 1000;
if (seconds < literal64bit (86400) || seconds >= literal64bit (2145916800))
{
// use extended maths for dates beyond 1970 to 2037..
@ -144,7 +144,7 @@ Time::Time (const int year,
const int timeZoneAdjustment = 31536000 - (int) (Time (1971, 0, 1, 0, 0).toMilliseconds() / 1000);
const int a = (13 - month) / 12;
const int y = year + 4800 - a;
const int jd = day + (153 * (month + 12 * a - 2) + 2) / 5
const int jd = day + (153 * (month + 12 * a - 2) + 2) / 5
+ (y * 365) + (y / 4) - (y / 100) + (y / 400)
- 32045;

4
src/juce_core/io/juce_InputStream.cpp
View file

@ -116,7 +116,7 @@ int InputStream::readCompressedInt()
int64 InputStream::readInt64()
{
char temp [8];
if (read (temp, 8) == 8)
return (int64) swapIfBigEndian (*(uint64*)temp);
else
@ -126,7 +126,7 @@ int64 InputStream::readInt64()
int64 InputStream::readInt64BigEndian()
{
char temp [8];
if (read (temp, 8) == 8)
return (int64) swapIfLittleEndian (*(uint64*)temp);
else