void QTTarg_SetTrackProperties (Media theMedia, UInt32 theIdleFrequency)
{
QTAtomContainer myTrackProperties;
RGBColor myBackgroundColor;
Boolean hasActions;
UInt32 myFrequency;
OSErr myErr = noErr;
// add a background color to the sprite track
myBackgroundColor.red = EndianU16_NtoB(0xffff);
myBackgroundColor.green = EndianU16_NtoB(0xffff);
myBackgroundColor.blue = EndianU16_NtoB(0xffff);
myErr = QTNewAtomContainer(&myTrackProperties);
if (myErr == noErr) {
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyBackgroundColor, 1, 1, sizeof(myBackgroundColor), &myBackgroundColor, NULL);
// tell the movie controller that this sprite track has actions
hasActions = true;
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyHasActions, 1, 1, sizeof(hasActions), &hasActions, NULL);
// tell the sprite track to generate QTIdleEvents
myFrequency = EndianU32_NtoB(theIdleFrequency);
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyQTIdleEventsFrequency, 1, 1, sizeof(myFrequency), &myFrequency, NULL);
SetMediaPropertyAtom(theMedia, myTrackProperties);
QTDisposeAtomContainer(myTrackProperties);
}
}
//------------------------------------------------
void visitprops(TPropertyGroup &pg, int &index, QTAtomContainer &atoms, QTAtom parent)
{
int count = pg.getPropertyCount();
while (index < count) {
TStringProperty *p = (TStringProperty *)pg.getProperty(index++);
string str0 = p->getName();
const char *buf = str0.c_str();
int atomType, id, sonCount;
sscanf(buf, "%d %d %d", &atomType, &id, &sonCount);
QTAtom newAtom;
if (sonCount == 0) {
wstring appow = p->getValue();
string appo = toString(appow);
const char *str = appo.c_str();
vector<UCHAR> buf;
while (strlen(str) > 0) {
if (str[0] == 'z') {
int count = atoi(str + 1);
str += (count < 10) ? 4 : ((count < 100) ? 5 : 6);
while (count--)
buf.push_back(0);
} else {
int val = atoi(str);
assert(val >= 0 && val < 256);
str += (val < 10) ? 2 : ((val < 100) ? 3 : 4);
buf.push_back(val);
}
}
//const unsigned short*bufs = str1.c_str();
//UCHAR *bufc = new UCHAR[size];
//for (int i=0; i<size; i++)
// {
// assert(bufs[i]<257);
// bufc[i] = (UCHAR)(bufs[i]-1);
// }
void *ptr = 0;
if (buf.size() != 0) {
ptr = &(buf[0]);
}
QTInsertChild(atoms, parent, (QTAtomType)atomType, (QTAtomID)id, 0,
buf.size(), (void *)ptr, 0);
} else {
QTInsertChild(atoms, parent, (QTAtomType)atomType, (QTAtomID)id,
0, 0, 0, &newAtom);
visitprops(pg, index, atoms, newAtom);
}
}
}
void send_movie_changed_notification(Movie movie) {
QTAtomContainer container;
if(QTNewAtomContainer(&container) == noErr) {
QTAtom anAction;
OSType whichAction = EndianU32_NtoB(kActionMovieChanged);
OSErr err = QTInsertChild(container, kParentAtomIsContainer, kAction, 1, 0, 0, NULL, &anAction);
if(err == noErr)
err = QTInsertChild(container, anAction, kWhichAction, 1, 0, sizeof(whichAction), &whichAction, NULL);
if(err == noErr)
MovieExecuteWiredActions(movie, 0, container);
QTDisposeAtomContainer(container);
}
}
OSErr SpriteUtils_AddSpriteToSample (QTAtomContainer theSample, QTAtomContainer theSprite, QTAtomID theSpriteID)
{
QTAtom mySpriteAtom = 0;
OSErr myErr = paramErr;
// see if the sample already contains a sprite atom of the specified ID
mySpriteAtom = QTFindChildByID(theSample, kParentAtomIsContainer, kSpriteAtomType, theSpriteID, NULL);
if (mySpriteAtom != 0)
goto bail;
// here, the index 0 means to append the sprite to the sample
myErr = QTInsertChild(theSample, kParentAtomIsContainer, kSpriteAtomType, theSpriteID, 0, 0, NULL, &mySpriteAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChildren(theSample, mySpriteAtom, theSprite);
bail:
return(myErr);
}
static OSErr SpriteUtils_SetImageGroupID (QTAtomContainer theKeySample, QTAtom theImagesContainerAtom, short theImageIndex, long theGroupID)
{
QTAtom myImageAtom, myImageGroupAtom;
OSErr myErr = noErr;
myImageAtom = QTFindChildByIndex(theKeySample, theImagesContainerAtom, kSpriteImageAtomType, theImageIndex, NULL);
if (myImageAtom == 0) {
myErr = cannotFindAtomErr;
goto bail;
}
myImageGroupAtom = QTFindChildByIndex(theKeySample, myImageAtom, kSpriteImageGroupIDAtomType, 1, NULL);
if (myImageGroupAtom == 0) {
myErr = QTInsertChild(theKeySample, myImageAtom, kSpriteImageGroupIDAtomType, 1, 1, 0, NULL, &myImageGroupAtom);
if (myErr != noErr)
goto bail;
}
theGroupID = EndianU32_NtoB(theGroupID);
myErr = QTSetAtomData(theKeySample, myImageGroupAtom, sizeof(theGroupID), &theGroupID);
bail:
return(myErr);
}
OSErr QTWired_MakeSpriteDraggable (QTAtomContainer theContainer, QTAtomID theID)
{
QTAtom mySpriteAtom = 0;
QTAtom myEventAtom = 0;
QTAtom myActionAtom = 0;
QTAtom myParamAtom = 0;
QTAtom myConditionalAtom, myExpressionAtom, myOperatorAtom, myOperandAtom, myOperandTypeAtom, myActionListAtom, myParameterAtom;
short myOperandIndex;
long myAction;
QTAtomID myVariableID;
float myVariableValue;
float myConstantValue;
Boolean myIsAbsolute;
OSErr myErr = noErr;
// find the sprite atom with the specified ID in the specified container
mySpriteAtom = QTFindChildByID(theContainer, kParentAtomIsContainer, kSpriteAtomType, theID, NULL);
if (mySpriteAtom == 0) {
// if there is none, insert a new sprite atom into the specified container
myErr = QTInsertChild(theContainer, kParentAtomIsContainer, kSpriteAtomType, theID, 1, 0, NULL, &mySpriteAtom);
if (myErr != noErr)
goto bail;
}
//////////
//
// add a mouse click event handler
//
//////////
// find the event atom of type kQTEventMouseClick in the sprite atom
myEventAtom = QTFindChildByID(theContainer, mySpriteAtom, kQTEventType, kQTEventMouseClick, NULL);
if (myEventAtom == 0) {
// if there is none, insert a new event atom of type kQTEventMouseClick into the sprite atom
myErr = QTInsertChild(theContainer, mySpriteAtom, kQTEventType, kQTEventMouseClick, 1, 0, NULL, &myEventAtom);
if (myErr != noErr)
goto bail;
}
// add an action atom to the mouse click event handler
myErr = QTInsertChild(theContainer, myEventAtom, kAction, 0, 0, 0, NULL, &myActionAtom);
if (myErr != noErr)
goto bail;
myAction = EndianU32_NtoB(kActionSpriteTrackSetVariable);
myErr = QTInsertChild(theContainer, myActionAtom, kWhichAction, 1, 1, sizeof(myAction), &myAction, NULL);
if (myErr != noErr)
goto bail;
// add parameters to the set variable action: variable ID (QTAtomID) and value (float)
myVariableID = EndianU32_NtoB(kMouseStateVariableID);
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kFirstParam, sizeof(myVariableID), &myVariableID, NULL);
if (myErr != noErr)
goto bail;
myVariableValue = (float)1;
EndianUtils_Float_NtoB(&myVariableValue);
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kSecondParam, sizeof(myVariableValue), &myVariableValue, NULL);
if (myErr != noErr)
goto bail;
//////////
//
// add a mouse click end event handler
//
//////////
// find the event atom of type kQTEventMouseClick in the sprite atom
myEventAtom = QTFindChildByID(theContainer, mySpriteAtom, kQTEventType, kQTEventMouseClickEnd, NULL);
if (myEventAtom == 0) {
// if there is none, insert a new event atom of type kQTEventMouseClick into the sprite atom
myErr = QTInsertChild(theContainer, mySpriteAtom, kQTEventType, kQTEventMouseClickEnd, 1, 0, NULL, &myEventAtom);
if (myErr != noErr)
goto bail;
}
// add an action atom to the mouse click event handler
myErr = QTInsertChild(theContainer, myEventAtom, kAction, 0, 0, 0, NULL, &myActionAtom);
if (myErr != noErr)
goto bail;
myAction = EndianU32_NtoB(kActionSpriteTrackSetVariable);
myErr = QTInsertChild(theContainer, myActionAtom, kWhichAction, 1, 1, sizeof(myAction), &myAction, NULL);
if (myErr != noErr)
goto bail;
// add parameters to the set variable action: variable ID (QTAtomID) and value (float)
myVariableID = EndianU32_NtoB(kMouseStateVariableID);
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kFirstParam, sizeof(myVariableID), &myVariableID, NULL);
if (myErr != noErr)
goto bail;
myVariableValue = (float)0;
EndianUtils_Float_NtoB(&myVariableValue);
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kSecondParam, sizeof(myVariableValue), &myVariableValue, NULL);
if (myErr != noErr)
goto bail;
//////////
//
// add an idle event handler
//
//////////
// find the event atom of type kQTEventIdle in the sprite atom
myEventAtom = QTFindChildByID(theContainer, mySpriteAtom, kQTEventType, kQTEventIdle, NULL);
if (myEventAtom == 0) {
// if there is none, insert a new event atom of type kQTEventIdle into the sprite atom
myErr = QTInsertChild(theContainer, mySpriteAtom, kQTEventType, kQTEventIdle, 1, 0, NULL, &myEventAtom);
if (myErr != noErr)
goto bail;
}
// add an action atom to the mouse click event handler
myErr = QTInsertChild(theContainer, myEventAtom, kAction, 0, 0, 0, NULL, &myActionAtom);
if (myErr != noErr)
goto bail;
myAction = EndianU32_NtoB(kActionCase);
myErr = QTInsertChild(theContainer, myActionAtom, kWhichAction, 1, 1, sizeof(myAction), &myAction, NULL);
if (myErr != noErr)
goto bail;
// add a parameter atom to the kActionCase action atom; this will serve as a parent to hold the expression and action atoms
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 1, kFirstParam, 0, NULL, &myParamAtom);
if (myErr != noErr)
goto bail;
// the condition atom
myErr = QTInsertChild(theContainer, myParamAtom, kConditionalAtomType, 0, 1, 0, NULL, &myConditionalAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myConditionalAtom, kExpressionContainerAtomType, 1, 1, 0, NULL, &myExpressionAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myExpressionAtom, kOperatorAtomType, kOperatorEqualTo, 1, 0, NULL, &myOperatorAtom);
if (myErr != noErr)
goto bail;
// add the operands to the operator atom
myOperandIndex = 1;
myConstantValue = 1;
myErr = QTInsertChild(theContainer, myOperatorAtom, kOperandAtomType, 0, myOperandIndex, 0, NULL, &myOperandAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myOperandAtom, kOperandConstant, 1, 1, 0, NULL, &myOperandTypeAtom);
if (myErr != noErr)
goto bail;
EndianUtils_Float_NtoB(&myConstantValue);
myErr = QTSetAtomData(theContainer, myOperandTypeAtom, sizeof(myConstantValue), &myConstantValue);
myOperandIndex = 2;
myVariableID = kMouseStateVariableID;
myErr = QTInsertChild(theContainer, myOperatorAtom, kOperandAtomType, 0, myOperandIndex, 0, NULL, &myOperandAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myOperandAtom, kOperandSpriteTrackVariable, 1, 1, 0, NULL, &myOperandTypeAtom);
if (myErr != noErr)
goto bail;
myVariableID = EndianU32_NtoB(myVariableID);
myErr = QTInsertChild(theContainer, myOperandTypeAtom, kActionParameter, 1, 1, sizeof(myVariableID), &myVariableID, NULL);
if (myErr != noErr)
goto bail;
// add an action list atom
myErr = QTInsertChild(theContainer, myConditionalAtom, kActionListAtomType, 1, 1, 0, NULL, &myActionListAtom);
if (myErr != noErr)
goto bail;
// add sprite translate action
myErr = QTInsertChild(theContainer, myActionListAtom, kAction, 0, 0, 0, NULL, &myActionAtom);
if (myErr != noErr)
goto bail;
myAction = EndianU32_NtoB(kActionSpriteTranslate);
myErr = QTInsertChild(theContainer, myActionAtom, kWhichAction, 1, 1, sizeof(myAction), &myAction, NULL);
if (myErr != noErr)
goto bail;
//////////
//
// add parameters to the translate action: Fixed x, Fixed y, Boolean isAbsolute
//
//////////
// first parameter: get current mouse position x
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kFirstParam, 0, NULL, &myParameterAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myParameterAtom, kExpressionContainerAtomType, 1, 1, 0, NULL, &myExpressionAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myExpressionAtom, kOperandAtomType, 0, 1, 0, NULL, &myOperandAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myOperandAtom, kOperandMouseLocalHLoc, 1, 1, 0, NULL, NULL);
if (myErr != noErr)
goto bail;
// second parameter: get current mouse position y
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kSecondParam, 0, NULL, &myParameterAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myParameterAtom, kExpressionContainerAtomType, 1, 1, 0, NULL, &myExpressionAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myExpressionAtom, kOperandAtomType, 0, 1, 0, NULL, &myOperandAtom);
if (myErr != noErr)
goto bail;
myErr = QTInsertChild(theContainer, myOperandAtom, kOperandMouseLocalVLoc, 1, 1, 0, NULL, NULL);
if (myErr != noErr)
goto bail;
myIsAbsolute = true;
myErr = QTInsertChild(theContainer, myActionAtom, kActionParameter, 0, (short)kThirdParam, sizeof(myIsAbsolute), &myIsAbsolute, NULL);
bail:
return(myErr);
}
OSErr QTWired_AddCursorChangeOnMouseOver (QTAtomContainer theContainer, QTAtomID theID)
{
QTAtom mySpriteAtom = 0;
QTAtom myBehaviorAtom = 0;
QTSpriteButtonBehaviorStruct myBehaviorRec;
OSErr myErr = noErr;
// find the sprite atom with the specified ID in the specified container
mySpriteAtom = QTFindChildByID(theContainer, kParentAtomIsContainer, kSpriteAtomType, theID, NULL);
if (mySpriteAtom == 0) {
// if there is none, insert a new sprite atom into the specified container
myErr = QTInsertChild(theContainer, kParentAtomIsContainer, kSpriteAtomType, theID, 0, 0, NULL, &mySpriteAtom);
if (myErr != noErr)
goto bail;
}
// insert a new sprite behaviors atom into the sprite atom
myErr = QTInsertChild(theContainer, mySpriteAtom, kSpriteBehaviorsAtomType, 1, 1, 0, NULL, &myBehaviorAtom);
if (myErr != noErr)
goto bail;
//////////
//
// insert three atoms into the sprite behaviors atom; these three atoms specify what to do on each
// of the four defined state transitions for the (1) sprite image, (2) cursor, and (3) status string
//
//////////
// set the sprite image behavior; -1 means: no change associated with this state transition
myBehaviorRec.notOverNotPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.overNotPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.overPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.notOverPressedStateID = EndianS32_NtoB(-1);
myErr = QTInsertChild(theContainer, myBehaviorAtom, kSpriteImageBehaviorAtomType, 1, 1, sizeof(QTSpriteButtonBehaviorStruct), &myBehaviorRec, NULL);
if (myErr != noErr)
goto bail;
// set the sprite cursor behavior; -1 means: no change associated with this state transition
myBehaviorRec.notOverNotPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.overNotPressedStateID = EndianS32_NtoB(kQTCursorOpenHand);
myBehaviorRec.overPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.notOverPressedStateID = EndianS32_NtoB(-1);
myErr = QTInsertChild(theContainer, myBehaviorAtom, kSpriteCursorBehaviorAtomType, 1, 1, sizeof(QTSpriteButtonBehaviorStruct), &myBehaviorRec, NULL);
if (myErr != noErr)
goto bail;
// set the status string behavior; -1 means: no change associated with this state transition
myBehaviorRec.notOverNotPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.overNotPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.overPressedStateID = EndianS32_NtoB(-1);
myBehaviorRec.notOverPressedStateID = EndianS32_NtoB(-1);
myErr = QTInsertChild(theContainer, myBehaviorAtom, kSpriteStatusStringsBehaviorAtomType, 1, 1, sizeof(QTSpriteButtonBehaviorStruct), &myBehaviorRec, NULL);
if (myErr != noErr)
goto bail;
bail:
return(myErr);
}
OSErr QTWired_CreateWiredSpritesMovie (void)
{
short myResRefNum = 0;
short myResID = movieInDataForkResID;
Movie myMovie = NULL;
Track myTrack;
Media myMedia;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kWiredSavePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kWiredSaveFileName);
QTAtomContainer mySample = NULL;
QTAtomContainer myActions = NULL;
QTAtomContainer myBeginButton, myPrevButton, myNextButton, myEndButton;
QTAtomContainer myPenguinOne, myPenguinTwo, myPenguinOneOverride;
QTAtomContainer myBeginActionButton, myPrevActionButton, myNextActionButton, myEndActionButton;
QTAtomContainer myPenguinOneAction, myPenguinTwoAction;
RGBColor myKeyColor;
Point myLocation;
short isVisible, myLayer, myIndex, myID, i, myDelta;
Boolean hasActions;
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
OSType myType = FOUR_CHAR_CODE('none');
UInt32 myFrequency;
QTAtom myEventAtom;
long myLoopingFlags;
ModifierTrackGraphicsModeRecord myGraphicsMode;
OSErr myErr = noErr;
//////////
//
// create a new movie file and set its controller type
//
//////////
// ask the user for the name of the new movie file
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail;
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), smSystemScript, myFlags, &myResRefNum, &myMovie);
if (myErr != noErr)
goto bail;
// select the "no controller" movie controller
myType = EndianU32_NtoB(myType);
SetUserDataItem(GetMovieUserData(myMovie), &myType, sizeof(myType), kUserDataMovieControllerType, 1);
//////////
//
// create the sprite track and media
//
//////////
myTrack = NewMovieTrack(myMovie, ((long)kSpriteTrackWidth << 16), ((long)kSpriteTrackHeight << 16), kNoVolume);
myMedia = NewTrackMedia(myTrack, SpriteMediaType, kSpriteMediaTimeScale, NULL, 0);
//////////
//
// create a key frame sample containing six sprites and all of their shared images
//
//////////
// create a new, empty key frame sample
myErr = QTNewAtomContainer(&mySample);
if (myErr != noErr)
goto bail;
myKeyColor.red = 0xffff; // white
myKeyColor.green = 0xffff;
myKeyColor.blue = 0xffff;
// add images to the key frame sample
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToBeginningButtonUp, &myKeyColor, kGoToBeginningButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToBeginningButtonDown, &myKeyColor, kGoToBeginningButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToEndButtonUp, &myKeyColor, kGoToEndButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToEndButtonDown, &myKeyColor, kGoToEndButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToPrevButtonUp, &myKeyColor, kGoToPrevButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToPrevButtonDown, &myKeyColor, kGoToPrevButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToNextButtonUp, &myKeyColor, kGoToNextButtonUpIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kGoToNextButtonDown, &myKeyColor, kGoToNextButtonDownIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinForward, &myKeyColor, kPenguinForwardIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinLeft, &myKeyColor, kPenguinLeftIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinRight, &myKeyColor, kPenguinRightIndex, NULL, NULL);
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, kPenguinClosed, &myKeyColor, kPenguinClosedIndex, NULL, NULL);
for (myIndex = kPenguinDownRightCycleStartIndex, myID = kWalkDownRightCycleStart; myIndex <= kPenguinDownRightCycleEndIndex; myIndex++, myID++)
SpriteUtils_AddPICTImageToKeyFrameSample(mySample, myID, &myKeyColor, myIndex, NULL, NULL);
// assign group IDs to the images
SpriteUtils_AssignImageGroupIDsToKeyFrame(mySample);
//////////
//
// add samples to the sprite track's media
//
//////////
BeginMediaEdits(myMedia);
// go to beginning button with no actions
myErr = QTNewAtomContainer(&myBeginButton);
if (myErr != noErr)
goto bail;
myLocation.h = (1 * kSpriteTrackWidth / 8) - (kStartEndButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToBeginningButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myBeginButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to previous button with no actions
myErr = QTNewAtomContainer(&myPrevButton);
if (myErr != noErr)
goto bail;
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kNextPrevButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToPrevButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myPrevButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to next button with no actions
myErr = QTNewAtomContainer(&myNextButton);
if (myErr != noErr)
goto bail;
myLocation.h = (5 * kSpriteTrackWidth / 8) - (kNextPrevButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToNextButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myNextButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// go to end button with no actions
myErr = QTNewAtomContainer(&myEndButton);
if (myErr != noErr)
goto bail;
myLocation.h = (7 * kSpriteTrackWidth / 8) - (kStartEndButtonWidth / 2);
myLocation.v = (4 * kSpriteTrackHeight / 5) - (kStartEndButtonHeight / 2);
isVisible = false;
myLayer = 1;
myIndex = kGoToEndButtonUpIndex;
myErr = SpriteUtils_SetSpriteData(myEndButton, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
// first penguin sprite with no actions
myErr = QTNewAtomContainer(&myPenguinOne);
if (myErr != noErr)
goto bail;
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
isVisible = true;
myLayer = 2;
myIndex = kPenguinDownRightCycleStartIndex;
myGraphicsMode.graphicsMode = blend;
myGraphicsMode.opColor.red = myGraphicsMode.opColor.green = myGraphicsMode.opColor.blue = 0x8FFF; // grey
myErr = SpriteUtils_SetSpriteData(myPenguinOne, &myLocation, &isVisible, &myLayer, &myIndex, &myGraphicsMode, NULL, myActions);
if (myErr != noErr)
goto bail;
// second penguin sprite with no actions
myErr = QTNewAtomContainer(&myPenguinTwo);
if (myErr != noErr)
goto bail;
myLocation.h = (5 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
isVisible = true;
myLayer = 3;
myIndex = kPenguinForwardIndex;
myErr = SpriteUtils_SetSpriteData(myPenguinTwo, &myLocation, &isVisible, &myLayer, &myIndex, NULL, NULL, myActions);
if (myErr != noErr)
goto bail;
//////////
//
// add actions to the six sprites
//
//////////
// add go to beginning button
myErr = QTCopyAtom(myBeginButton, kParentAtomIsContainer, &myBeginActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToBeginningButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToBeginningButtonUpIndex, NULL);
WiredUtils_AddMovieGoToBeginningAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myBeginActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myBeginActionButton, kGoToBeginningSpriteID);
QTDisposeAtomContainer(myBeginActionButton);
// add go to prev button
myErr = QTCopyAtom(myPrevButton, kParentAtomIsContainer, &myPrevActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToPrevButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToPrevButtonUpIndex, NULL);
WiredUtils_AddMovieStepBackwardAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPrevActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPrevActionButton, kGoToPrevSpriteID);
QTDisposeAtomContainer(myPrevActionButton);
// add go to next button
myErr = QTCopyAtom(myNextButton, kParentAtomIsContainer, &myNextActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToNextButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToNextButtonUpIndex, NULL);
WiredUtils_AddMovieStepForwardAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myNextActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myNextActionButton, kGoToNextSpriteID);
QTDisposeAtomContainer(myNextActionButton);
// add go to end button
myErr = QTCopyAtom(myEndButton, kParentAtomIsContainer, &myEndActionButton);
if (myErr != noErr)
goto bail;
WiredUtils_AddSpriteSetImageIndexAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kGoToEndButtonDownIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kGoToEndButtonUpIndex, NULL);
WiredUtils_AddMovieGoToEndAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton);
WiredUtils_AddSpriteSetVisibleAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, 0, NULL, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myEndActionButton, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, 0, NULL, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myEndActionButton, kGoToEndSpriteID);
QTDisposeAtomContainer(myEndActionButton);
// add penguin one
myErr = QTCopyAtom(myPenguinOne, kParentAtomIsContainer, &myPenguinOneAction);
if (myErr != noErr)
goto bail;
// show the buttons on mouse enter and hide them on mouse exit
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToBeginningSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToBeginningSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToPrevSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToPrevSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToNextSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToNextSpriteID, false, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseEnter, 0, NULL, 0, kTargetSpriteID, (void *)kGoToEndSpriteID, true, NULL);
WiredUtils_AddSpriteSetVisibleAction(myPenguinOneAction, kParentAtomIsContainer, kQTEventMouseExit, 0, NULL, 0, kTargetSpriteID, (void *)kGoToEndSpriteID, false, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPenguinOneAction, kPenguinOneSpriteID);
QTWired_AddCursorChangeOnMouseOver(mySample, kPenguinOneSpriteID);
QTDisposeAtomContainer(myPenguinOneAction);
// add penguin two
myErr = QTCopyAtom(myPenguinTwo, kParentAtomIsContainer, &myPenguinTwoAction);
if (myErr != noErr)
goto bail;
// blink when clicked on
WiredUtils_AddSpriteSetImageIndexAction(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClick, 0, NULL, 0, 0, NULL, kPenguinClosedIndex, NULL);
WiredUtils_AddSpriteSetImageIndexAction(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClickEnd, 0, NULL, 0, 0, NULL, kPenguinForwardIndex, NULL);
WiredUtils_AddQTEventAtom(myPenguinTwoAction, kParentAtomIsContainer, kQTEventMouseClickEndTriggerButton, &myEventAtom);
// toggle the movie rate and both of the birds' graphics modes
QTWired_AddPenguinTwoConditionalActions(myPenguinTwoAction, myEventAtom);
QTWired_AddWraparoundMatrixOnIdle(myPenguinTwoAction);
SpriteUtils_AddSpriteToSample(mySample, myPenguinTwoAction, kPenguinTwoSpriteID);
QTDisposeAtomContainer(myPenguinTwoAction);
// add an action for when the key frame is loaded, to set the movie's looping mode to palindrome;
// note that this will actually be triggered every time the key frame is reloaded,
// so if the operation was expensive we could use a conditional to test if we've already done it
myLoopingFlags = loopTimeBase | palindromeLoopTimeBase;
WiredUtils_AddMovieSetLoopingFlagsAction(mySample, kParentAtomIsContainer, kQTEventFrameLoaded, myLoopingFlags);
// add the key frame sample to the sprite track media
//
// to add the sample data in a compressed form, you would use a QuickTime DataCodec to perform the
// compression; replace the call to the utility AddSpriteSampleToMedia with a call to the utility
// AddCompressedSpriteSampleToMedia to do this
SpriteUtils_AddSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, true, NULL);
//SpriteUtils_AddCompressedSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, true, zlibDataCompressorSubType, NULL);
//////////
//
// add a few override samples to move penguin one and change its image index
//
//////////
// original penguin one location
myLocation.h = (3 * kSpriteTrackWidth / 8) - (kPenguinWidth / 2);
myLocation.v = (kSpriteTrackHeight / 4) - (kPenguinHeight / 2);
myDelta = (kSpriteTrackHeight / 2) / kNumOverrideSamples;
myIndex = kPenguinDownRightCycleStartIndex;
for (i = 1; i <= kNumOverrideSamples; i++) {
QTRemoveChildren(mySample, kParentAtomIsContainer);
QTNewAtomContainer(&myPenguinOneOverride);
myLocation.h += myDelta;
myLocation.v += myDelta;
myIndex++;
if (myIndex > kPenguinDownRightCycleEndIndex)
myIndex = kPenguinDownRightCycleStartIndex;
SpriteUtils_SetSpriteData(myPenguinOneOverride, &myLocation, NULL, NULL, &myIndex, NULL, NULL, NULL);
SpriteUtils_AddSpriteToSample(mySample, myPenguinOneOverride, kPenguinOneSpriteID);
SpriteUtils_AddSpriteSampleToMedia(myMedia, mySample, kSpriteMediaFrameDuration, false, NULL);
QTDisposeAtomContainer(myPenguinOneOverride);
}
EndMediaEdits(myMedia);
// add the media to the track
InsertMediaIntoTrack(myTrack, 0, 0, GetMediaDuration(myMedia), fixed1);
//////////
//
// set the sprite track properties
//
//////////
{
QTAtomContainer myTrackProperties;
RGBColor myBackgroundColor;
// add a background color to the sprite track
myBackgroundColor.red = EndianU16_NtoB(0x8000);
myBackgroundColor.green = EndianU16_NtoB(0);
myBackgroundColor.blue = EndianU16_NtoB(0xffff);
QTNewAtomContainer(&myTrackProperties);
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyBackgroundColor, 1, 1, sizeof(RGBColor), &myBackgroundColor, NULL);
// tell the movie controller that this sprite track has actions, Jackson
hasActions = true;
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyHasActions, 1, 1, sizeof(hasActions), &hasActions, NULL);
// tell the sprite track to generate QTIdleEvents
myFrequency = EndianU32_NtoB(2);
QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyQTIdleEventsFrequency, 1, 1, sizeof(myFrequency), &myFrequency, NULL);
myErr = SetMediaPropertyAtom(myMedia, myTrackProperties);
if (myErr != noErr)
goto bail;
QTDisposeAtomContainer(myTrackProperties);
}
//////////
//
// finish up
//
//////////
// add the movie resource to the movie file
myErr = AddMovieResource(myMovie, myResRefNum, &myResID, myFile.name);
bail:
free(myPrompt);
free(myFileName);
if (mySample != NULL)
QTDisposeAtomContainer(mySample);
if (myBeginButton != NULL)
QTDisposeAtomContainer(myBeginButton);
if (myPrevButton != NULL)
QTDisposeAtomContainer(myPrevButton);
if (myNextButton != NULL)
QTDisposeAtomContainer(myNextButton);
if (myEndButton != NULL)
QTDisposeAtomContainer(myEndButton);
if (myResRefNum != 0)
CloseMovieFile(myResRefNum);
if (myMovie != NULL)
DisposeMovie(myMovie);
return(myErr);
}
OSErr SpriteUtils_AddCompressedImageToKeyFrameSample (QTAtomContainer theKeySample, ImageDescriptionHandle theImageDesc, long theDataSize, Ptr theCompressedDataPtr, QTAtomID theImageID, FixedPoint *theRegistrationPoint, StringPtr theImageName)
{
Handle myImageData = NULL;
QTAtom myDefaultsAtom, myImagesContainerAtom, myImageAtom;
ImageDescriptionHandle myImageDesc = NULL;
OSErr myErr = noErr;
#if TARGET_RT_LITTLE_ENDIAN
myImageDesc = (ImageDescriptionHandle)NewHandle(GetHandleSize((Handle)theImageDesc));
BlockMoveData(*theImageDesc, *myImageDesc, GetHandleSize((Handle)theImageDesc));
EndianUtils_ImageDescription_NtoB(myImageDesc);
#else
myImageDesc = theImageDesc; // already is big endian
#endif
// append compressed picture data to myImageDesc to obtain sprite image data
myImageData = NewHandle(0);
myErr = MemError();
if (myErr != noErr)
goto bail;
myErr = HandAndHand((Handle)myImageDesc, myImageData);
if (myErr != noErr)
goto bail;
myErr = PtrAndHand(theCompressedDataPtr, myImageData, theDataSize);
if (myErr != noErr)
goto bail;
myDefaultsAtom = QTFindChildByIndex(theKeySample, 0, kSpriteSharedDataAtomType, 1, NULL);
if (myDefaultsAtom == 0) {
myErr = QTInsertChild(theKeySample, kParentAtomIsContainer, kSpriteSharedDataAtomType, 1, 0, 0, NULL, &myDefaultsAtom);
if (myErr != noErr)
goto bail;
}
myImagesContainerAtom = QTFindChildByIndex(theKeySample, myDefaultsAtom, kSpriteImagesContainerAtomType, 1, NULL);
if (myImagesContainerAtom == 0) {
myErr = QTInsertChild(theKeySample, myDefaultsAtom, kSpriteImagesContainerAtomType, 1, 0, 0, NULL, &myImagesContainerAtom);
if (myErr != noErr)
goto bail;
}
myErr = QTInsertChild(theKeySample, myImagesContainerAtom, kSpriteImageAtomType, theImageID, 0, 0, NULL, &myImageAtom);
if (myErr != noErr)
goto bail;
HLock(myImageData);
myErr = QTInsertChild(theKeySample, myImageAtom, kSpriteImageDataAtomType, 1, 0, GetHandleSize(myImageData), *myImageData, NULL);
if (myErr != noErr)
goto bail;
HUnlock(myImageData);
if (theRegistrationPoint != NULL) {
FixedPoint myRegistrationPoint;
myRegistrationPoint.x = EndianS32_NtoB(theRegistrationPoint->x);
myRegistrationPoint.y = EndianS32_NtoB(theRegistrationPoint->y);
myErr = QTInsertChild(theKeySample, myImageAtom, kSpriteImageRegistrationAtomType, 1, 0, sizeof(myRegistrationPoint), &myRegistrationPoint, NULL);
if (myErr != noErr)
goto bail;
} else {
FixedPoint myRegistrationPoint = { 0, 0 }; // flipping {0,0} doesn't change anything so we don't flip
myErr = QTInsertChild(theKeySample, myImageAtom, kSpriteImageRegistrationAtomType, 1, 0, sizeof(myRegistrationPoint), &myRegistrationPoint, NULL);
if (myErr != noErr)
goto bail;
}
if (theImageName != NULL) {
myErr = QTInsertChild(theKeySample, myImageAtom, kSpriteImageNameAtomType, 1, 0, theImageName[0], &theImageName[1], NULL);
if (myErr != noErr)
goto bail;
}
bail:
#if TARGET_RT_LITTLE_ENDIAN
if (myImageDesc != NULL)
DisposeHandle((Handle)myImageDesc);
#else
// myImageDesc is still theImageDesc, so don't dispose of it
#endif
if (myImageData != NULL)
DisposeHandle(myImageData);
return(myErr);
}
OSErr SpriteUtils_SetSpriteData (QTAtomContainer theSprite, Point *theLocation, short *theVisible, short *theLayer, short *theImageIndex, ModifierTrackGraphicsModeRecord *theGraphicsMode, StringPtr theSpriteName, QTAtomContainer theActionAtoms)
{
QTAtom myPropertyAtom;
OSErr myErr = noErr;
if (theSprite == NULL)
return(paramErr);
// set the sprite location data
if (theLocation != NULL) {
MatrixRecord myMatrix;
SetIdentityMatrix(&myMatrix);
myMatrix.matrix[2][0] = ((long)theLocation->h << 16);
myMatrix.matrix[2][1] = ((long)theLocation->v << 16);
EndianUtils_MatrixRecord_NtoB(&myMatrix);
myPropertyAtom = QTFindChildByIndex(theSprite, kParentAtomIsContainer, kSpritePropertyMatrix, 1, NULL);
if (myPropertyAtom == 0)
myErr = QTInsertChild(theSprite, kParentAtomIsContainer, kSpritePropertyMatrix, 1, 0, sizeof(MatrixRecord), &myMatrix, NULL);
else
myErr = QTSetAtomData(theSprite, myPropertyAtom, sizeof(MatrixRecord), &myMatrix);
if (myErr != noErr)
goto bail;
}
// set the sprite visibility state
if (theVisible != NULL) {
short myVisible = *theVisible;
myVisible = EndianS16_NtoB(myVisible);
myPropertyAtom = QTFindChildByIndex(theSprite, kParentAtomIsContainer, kSpritePropertyVisible, 1, NULL);
if (myPropertyAtom == 0)
myErr = QTInsertChild(theSprite, kParentAtomIsContainer, kSpritePropertyVisible, 1, 0, sizeof(short), &myVisible, NULL);
else
myErr = QTSetAtomData(theSprite, myPropertyAtom, sizeof(short), &myVisible);
if (myErr != noErr)
goto bail;
}
// set the sprite layer
if (theLayer != NULL) {
short myLayer = *theLayer;
myLayer = EndianS16_NtoB(myLayer);
myPropertyAtom = QTFindChildByIndex(theSprite, 0, kSpritePropertyLayer, 1, NULL);
if (myPropertyAtom == 0)
myErr = QTInsertChild(theSprite, 0, kSpritePropertyLayer, 1, 0, sizeof(short), &myLayer, NULL);
else
myErr = QTSetAtomData(theSprite, myPropertyAtom, sizeof(short), &myLayer);
if (myErr != noErr)
goto bail;
}
// set the sprite image index
if (theImageIndex != NULL) {
short myImageIndex = *theImageIndex;
myImageIndex = EndianS16_NtoB(myImageIndex);
myPropertyAtom = QTFindChildByIndex(theSprite, kParentAtomIsContainer, kSpritePropertyImageIndex, 1, NULL);
if (myPropertyAtom == 0)
myErr = QTInsertChild(theSprite, kParentAtomIsContainer, kSpritePropertyImageIndex, 1, 0, sizeof(short), &myImageIndex, NULL);
else
myErr = QTSetAtomData(theSprite, myPropertyAtom, sizeof(short), &myImageIndex);
if (myErr != noErr)
goto bail;
}
// set the sprite graphics mode
if (theGraphicsMode != NULL) {
ModifierTrackGraphicsModeRecord myGraphicsMode;
myGraphicsMode.graphicsMode = EndianU32_NtoB(theGraphicsMode->graphicsMode);
myGraphicsMode.opColor.red = EndianU16_NtoB(theGraphicsMode->opColor.red);
myGraphicsMode.opColor.green = EndianU16_NtoB(theGraphicsMode->opColor.green);
myGraphicsMode.opColor.blue = EndianU16_NtoB(theGraphicsMode->opColor.blue);
myPropertyAtom = QTFindChildByIndex(theSprite, kParentAtomIsContainer, kSpritePropertyGraphicsMode, 1, NULL);
if (myPropertyAtom == 0)
myErr = QTInsertChild(theSprite, kParentAtomIsContainer, kSpritePropertyGraphicsMode, 1, 0, sizeof(myGraphicsMode), &myGraphicsMode, NULL);
else
myErr = QTSetAtomData(theSprite, myPropertyAtom, sizeof(myGraphicsMode), &myGraphicsMode);
if (myErr != noErr)
goto bail;
}
// set the sprite name
if (theSpriteName != NULL) {
QTAtom mySpriteNameAtom;
mySpriteNameAtom = QTFindChildByIndex(theSprite, kParentAtomIsContainer, kSpriteNameAtomType, 1, NULL);
if (mySpriteNameAtom == 0)
myErr = QTInsertChild(theSprite, kParentAtomIsContainer, kSpriteNameAtomType, 1, 0, theSpriteName[0] + 1, theSpriteName, NULL);
else
myErr = QTSetAtomData(theSprite, mySpriteNameAtom, theSpriteName[0] + 1, theSpriteName);
if (myErr != noErr)
goto bail;
}
// set the action atoms
if (theActionAtoms != NULL)
myErr = QTInsertChildren(theSprite, kParentAtomIsContainer, theActionAtoms);
bail:
if ((myErr != noErr) && (theSprite != NULL))
QTRemoveChildren(theSprite, 0);
return(myErr);
}
void QTEffects_RespondToDialogSelection (OSErr theErr)
{
Boolean myDialogWasCancelled = false;
short myResID = movieInDataForkResID;
UInt16 myMovieIter;
short mySrcMovieRefNum = 0;
Movie myPrevSrcMovie = NULL;
Track myPrevSrcTrack = NULL;
Movie myNextSrcMovie = NULL;
Track myNextSrcTrack = NULL;
short myDestMovieRefNum = 0;
FSSpec myFile;
Boolean myIsSelected = false;
Boolean myIsReplacing = false;
StringPtr myPrompt = QTUtils_ConvertCToPascalString(kEffectsSaveMoviePrompt);
StringPtr myFileName = QTUtils_ConvertCToPascalString(kEffectsSaveMovieFileName);
Movie myDestMovie = NULL;
Fixed myDestMovieWidth, myDestMovieHeight;
ImageDescriptionHandle myDesc = NULL;
Track videoTrackFX, videoTrackA, videoTrackB;
Media videoMediaFX, videoMediaA, videoMediaB;
TimeValue myCurrentDuration = 0;
TimeValue myReturnedDuration;
Boolean isFirstTransition = true;
TimeValue myMediaTransitionDuration;
TimeValue myMediaFXStartTime, myMediaFXDuration;
OSType myEffectCode;
long myFlags = createMovieFileDeleteCurFile | createMovieFileDontCreateResFile;
long myLong;
OSErr myErr = noErr;
// standard parameter box has been dismissed, so remember that fact
gEffectsDialog = 0L;
myDialogWasCancelled = (theErr == userCanceledErr);
// we're finished with the effect list and movie posters
QTDisposeAtomContainer(gEffectList);
if (gPosterA != NULL)
KillPicture(gPosterA);
if (gPosterB != NULL)
KillPicture(gPosterB);
// when the sign says stop, then stop
if (myDialogWasCancelled)
goto bail;
// add atoms naming the sources to gEffectSample
myLong = EndianU32_NtoB(kSourceOneName);
QTInsertChild(gEffectSample, kParentAtomIsContainer, kEffectSourceName, 1, 0, sizeof(myLong), &myLong, NULL);
myLong = EndianU32_NtoB(kSourceTwoName);
QTInsertChild(gEffectSample, kParentAtomIsContainer, kEffectSourceName, 2, 0, sizeof(myLong), &myLong, NULL);
// extract the 'what' atom to find out what kind of effect it is
{
QTAtom myEffectAtom;
QTAtomID myEffectAtomID;
long myEffectCodeSize;
Ptr myEffectCodePtr;
myEffectAtom = QTFindChildByIndex(gEffectSample, kParentAtomIsContainer, kParameterWhatName, kParameterWhatID, &myEffectAtomID);
myErr = QTLockContainer(gEffectSample);
BailError(myErr);
myErr = QTGetAtomDataPtr(gEffectSample, myEffectAtom, &myEffectCodeSize, &myEffectCodePtr);
BailError(myErr);
if (myEffectCodeSize != sizeof(OSType)) {
myErr = paramErr;
goto bail;
}
myEffectCode = *(OSType *)myEffectCodePtr; // "tsk"
myEffectCode = EndianU32_BtoN(myEffectCode); // because the data is read from an atom container
myErr = QTUnlockContainer(gEffectSample);
BailError(myErr);
}
// ask the user for the name of the new movie file
QTFrame_PutFile(myPrompt, myFileName, &myFile, &myIsSelected, &myIsReplacing);
if (!myIsSelected)
goto bail; // deal with user cancelling
// create a movie file for the destination movie
myErr = CreateMovieFile(&myFile, FOUR_CHAR_CODE('TVOD'), 0, myFlags, &myDestMovieRefNum, &myDestMovie);
BailError(myErr);
// open the first file as a movie; call the first movie myPrevSrcMovie
myErr = OpenMovieFile(&gSpecList[0], &mySrcMovieRefNum, fsRdPerm);
BailError(myErr);
myErr = NewMovieFromFile(&myPrevSrcMovie, mySrcMovieRefNum, NULL, NULL, 0, NULL);
BailError(myErr);
myErr = CloseMovieFile(mySrcMovieRefNum);
BailError(myErr);
// if the movie is shorter than kMinimumDuration, scale it to that length
SetMovieTimeScale(myPrevSrcMovie, kTimeScale);
myErr = QTEffects_GetFirstVideoTrackInMovie(myPrevSrcMovie, &myPrevSrcTrack);
BailNil(myPrevSrcTrack);
if (GetTrackDuration(myPrevSrcTrack) < kMinimumDuration) {
myErr = ScaleTrackSegment(myPrevSrcTrack, 0, GetTrackDuration(myPrevSrcTrack), kMinimumDuration);
BailError(myErr);
}
// find out how big the first movie is; we'll use it as the size of all our tracks
GetTrackDimensions(myPrevSrcTrack, &myDestMovieWidth, &myDestMovieHeight);
#if USES_MAKE_IMAGE_DESC_FOR_EFFECT
// create a new sample description for the effect,
// which is just an image description specifying the effect and its dimensions
myErr = MakeImageDescriptionForEffect(myEffectCode, &myDesc);
if (myErr != noErr)
BailError(myErr);
#else
// create a new sample description for the effect,
// which is just an image description specifying the effect and its dimensions
myDesc = (ImageDescriptionHandle)NewHandleClear(sizeof(ImageDescription));
BailNil(myDesc);
(**myDesc).idSize = sizeof(ImageDescription);
(**myDesc).cType = myEffectCode;
(**myDesc).hRes = 72L << 16;
(**myDesc).vRes = 72L << 16;
(**myDesc).dataSize = 0L;
(**myDesc).frameCount = 1;
(**myDesc).depth = 0;
(**myDesc).clutID = -1;
#endif
// fill in the fields of the sample description
(**myDesc).vendor = kAppleManufacturer;
(**myDesc).temporalQuality = codecNormalQuality;
(**myDesc).spatialQuality = codecNormalQuality;
(**myDesc).width = FixRound(myDestMovieWidth);
(**myDesc).height = FixRound(myDestMovieHeight);
// add three video tracks to the destination movie:
// - videoTrackFX is where the effects and stills live; it's user-visible.
// - videoTrackA is where the "source A"s for effects live; it's hidden by the input map
// - videoTrackB is where the "source B"s for effects live; it's hidden by the input map
videoTrackFX = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackFX);
videoMediaFX = NewTrackMedia(videoTrackFX, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaFX);
myErr = BeginMediaEdits(videoMediaFX);
BailError(myErr);
videoTrackA = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackA);
videoMediaA = NewTrackMedia(videoTrackA, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaA);
videoTrackB = NewMovieTrack(myDestMovie, myDestMovieWidth, myDestMovieHeight, 0);
BailNil(videoTrackB);
videoMediaB = NewTrackMedia(videoTrackB, VideoMediaType, kTimeScale, NULL, 0);
BailNil(videoMediaB);
// create the input map
{
long myRefIndex1, myRefIndex2;
QTAtomContainer myInputMap;
QTAtom myInputAtom;
OSType myInputType;
QTNewAtomContainer(&myInputMap);
// first input
if (videoTrackA) {
AddTrackReference(videoTrackFX, videoTrackA, kTrackModifierReference, &myRefIndex1);
QTInsertChild(myInputMap, kParentAtomIsContainer, kTrackModifierInput, myRefIndex1, 0, 0, NULL, &myInputAtom);
myInputType = EndianU32_NtoB(kTrackModifierTypeImage);
QTInsertChild(myInputMap, myInputAtom, kTrackModifierType, 1, 0, sizeof(myInputType), &myInputType, NULL);
myLong = EndianU32_NtoB(kSourceOneName);
QTInsertChild(myInputMap, myInputAtom, kEffectDataSourceType, 1, 0, sizeof(myLong), &myLong, NULL);
}
// second input
if (videoTrackB) {
AddTrackReference(videoTrackFX, videoTrackB, kTrackModifierReference, &myRefIndex2);
QTInsertChild(myInputMap, kParentAtomIsContainer, kTrackModifierInput, myRefIndex2, 0, 0, NULL, &myInputAtom);
myInputType = EndianU32_NtoB(kTrackModifierTypeImage);
QTInsertChild(myInputMap, myInputAtom, kTrackModifierType, 1, 0, sizeof(myInputType), &myInputType, NULL);
myLong = EndianU32_NtoB(kSourceTwoName);
QTInsertChild(myInputMap, myInputAtom, kEffectDataSourceType, 1, 0, sizeof(myLong), &myLong, NULL);
}
// set that map
SetMediaInputMap(GetTrackMedia(videoTrackFX), myInputMap);
QTDisposeAtomContainer(myInputMap);
}
myCurrentDuration = 0;
#if MAKE_STILL_SECTIONS
// copy the first sample of the first video track of the first movie to videoTrackFX, with duration kStillDuration.
myErr = CopyPortionOfTrackToTrack(myPrevSrcTrack, eStartPortion + eMiddlePortion, videoTrackFX, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#endif
// now process any remaining files
myMovieIter = 1;
while (myMovieIter < gSpecCount) {
// open the next file as a movie; call it nextSourceMovie
myErr = OpenMovieFile(&gSpecList[myMovieIter], &mySrcMovieRefNum, fsRdPerm);
BailError(myErr);
myErr = NewMovieFromFile(&myNextSrcMovie, mySrcMovieRefNum, NULL, NULL, 0, NULL);
BailError(myErr);
// we're done with the movie file, so close it
myErr = CloseMovieFile(mySrcMovieRefNum);
BailError(myErr);
// if the movie is shorter than kMinimumDuration, scale it to that length
SetMovieTimeScale(myNextSrcMovie, kTimeScale);
myErr = QTEffects_GetFirstVideoTrackInMovie(myNextSrcMovie, &myNextSrcTrack);
BailNil(myNextSrcTrack);
if (GetTrackDuration(myNextSrcTrack) < kMinimumDuration) {
myErr = ScaleTrackSegment(myNextSrcTrack, 0, GetTrackDuration(myNextSrcTrack), kMinimumDuration);
BailError(myErr);
}
// create a transition effect from the previous source movie's first video sample to the next source movie's first video sample
// (the effect should have duration kEffectDuration);
// this involves adding one sample to each of the three video tracks:
// sample from previous source movie -> videoTrackA
myErr = QTEffects_CopyPortionOfTrackToTrack(myPrevSrcTrack, eFinishPortion, videoTrackA, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
// sample from next source movie -> videoTrackB
myErr = QTEffects_CopyPortionOfTrackToTrack(myNextSrcTrack, eStartPortion, videoTrackB, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
// effect sample -> videoTrackFX
if (isFirstTransition) {
myMediaTransitionDuration = myReturnedDuration;
myMediaFXStartTime = GetMediaDuration(videoMediaFX);
myErr = AddMediaSample(videoMediaFX, gEffectSample, 0, GetHandleSize(gEffectSample), myMediaTransitionDuration, (SampleDescriptionHandle)myDesc, 1, 0, NULL);
BailError(myErr);
myMediaFXDuration = GetMediaDuration(videoMediaFX) - myMediaFXStartTime;
isFirstTransition = false;
}
myErr = InsertMediaIntoTrack(videoTrackFX, myCurrentDuration, myMediaFXStartTime, myMediaFXDuration, FixRatio(myReturnedDuration, myMediaTransitionDuration));
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#if MAKE_STILL_SECTIONS
// copy the first video sample of myNextSrcMovie to videoTrackFX, with duration kStillDuration.
myErr = QTEffects_CopyPortionOfTrackToTrack(myNextSrcTrack, eMiddlePortion + (myMovieIter + 1 == theSpecCount) ? eFinishPortion : 0, videoTrackFX, myCurrentDuration, &myReturnedDuration);
BailError(myErr);
myCurrentDuration += myReturnedDuration;
#endif // MAKE_STILL_SECTIONS
// dispose of previous source movie.
DisposeMovie(myPrevSrcMovie);
myPrevSrcMovie = myNextSrcMovie;
myPrevSrcTrack = myNextSrcTrack;
myNextSrcMovie = NULL;
myNextSrcTrack = NULL;
myMovieIter++;
} // while
myErr = EndMediaEdits(videoMediaFX);
BailError(myErr);
myErr = AddMovieResource(myDestMovie, myDestMovieRefNum, &myResID, "\pMovie 1");
BailError(myErr);
CloseMovieFile(myDestMovieRefNum);
if (myPrevSrcMovie != NULL)
DisposeMovie(myPrevSrcMovie);
DisposeMovie(myDestMovie);
bail:
free(myPrompt);
free(myFileName);
QTDisposeAtomContainer(gEffectSample);
DisposeHandle((Handle)myDesc);
return;
}
