michael@0: 
michael@0: /*
michael@0:  * Copyright 2006 The Android Open Source Project
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #include "SkDisplayPost.h"
michael@0: #include "SkAnimateMaker.h"
michael@0: #include "SkAnimator.h"
michael@0: #include "SkDisplayMovie.h"
michael@0: #include "SkPostParts.h"
michael@0: #include "SkScript.h"
michael@0: #ifdef SK_DEBUG
michael@0: #include "SkDump.h"
michael@0: #include "SkTime.h"
michael@0: #endif
michael@0: 
michael@0: enum SkPost_Properties {
michael@0:     SK_PROPERTY(target),
michael@0:     SK_PROPERTY(type)
michael@0: };
michael@0: 
michael@0: #if SK_USE_CONDENSED_INFO == 0
michael@0: 
michael@0: const SkMemberInfo SkPost::fInfo[] = {
michael@0:     SK_MEMBER(delay, MSec),
michael@0: //  SK_MEMBER(initialized, Boolean),
michael@0:     SK_MEMBER(mode, EventMode),
michael@0:     SK_MEMBER(sink, String),
michael@0:     SK_MEMBER_PROPERTY(target, String),
michael@0:     SK_MEMBER_PROPERTY(type, String)
michael@0: };
michael@0: 
michael@0: #endif
michael@0: 
michael@0: DEFINE_GET_MEMBER(SkPost);
michael@0: 
michael@0: SkPost::SkPost() : delay(0), /*initialized(SkBool(-1)), */ mode(kImmediate), fMaker(NULL),
michael@0:     fSinkID(0), fTargetMaker(NULL), fChildHasID(false), fDirty(false) {
michael@0: }
michael@0: 
michael@0: SkPost::~SkPost() {
michael@0:     for (SkDataInput** part = fParts.begin(); part < fParts.end();  part++)
michael@0:         delete *part;
michael@0: }
michael@0: 
michael@0: bool SkPost::addChild(SkAnimateMaker& , SkDisplayable* child) {
michael@0:     SkASSERT(child && child->isDataInput());
michael@0:     SkDataInput* part = (SkDataInput*) child;
michael@0:     *fParts.append() = part;
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: bool SkPost::childrenNeedDisposing() const {
michael@0:     return false;
michael@0: }
michael@0: 
michael@0: void SkPost::dirty() {
michael@0:     fDirty = true;
michael@0: }
michael@0: 
michael@0: #ifdef SK_DUMP_ENABLED
michael@0: void SkPost::dump(SkAnimateMaker* maker) {
michael@0:     dumpBase(maker);
michael@0:     SkString* eventType = new SkString();
michael@0:     fEvent.getType(eventType);
michael@0:     if (eventType->equals("user")) {
michael@0:         const char* target = fEvent.findString("id");
michael@0:         SkDebugf("target=\"%s\" ", target);
michael@0:     }
michael@0:     else
michael@0:         SkDebugf("type=\"%s\" ", eventType->c_str());
michael@0:     delete eventType;
michael@0: 
michael@0:     if (delay > 0) {
michael@0:         SkDebugf("delay=\"%g\" ", SkScalarToFloat(SkScalarDiv(delay, 1000)));
michael@0:     }
michael@0: //  if (initialized == false)
michael@0: //      SkDebugf("(uninitialized) ");
michael@0:     SkString string;
michael@0:     SkDump::GetEnumString(SkType_EventMode, mode, &string);
michael@0:     if (!string.equals("immediate"))
michael@0:         SkDebugf("mode=\"%s\" ", string.c_str());
michael@0:     // !!! could enhance this to search through make hierarchy to show name of sink
michael@0:     if (sink.size() > 0) {
michael@0:         SkDebugf("sink=\"%s\" sinkID=\"%d\" ", sink.c_str(), fSinkID);
michael@0:     } else if (fSinkID != maker->getAnimator()->getSinkID() && fSinkID != 0) {
michael@0:         SkDebugf("sinkID=\"%d\" ", fSinkID);
michael@0:     }
michael@0:     const SkMetaData& meta = fEvent.getMetaData();
michael@0:     SkMetaData::Iter iter(meta);
michael@0:     SkMetaData::Type    type;
michael@0:     int number;
michael@0:     const char* name;
michael@0:     bool closedYet = false;
michael@0:     SkDisplayList::fIndent += 4;
michael@0:     //this seems to work, but kinda hacky
michael@0:     //for some reason the last part is id, which i don't want
michael@0:     //and the parts seem to be in the reverse order from the one in which we find the
michael@0:     //data itself
michael@0:     //SkDataInput** ptr = fParts.end();
michael@0:     //SkDataInput* data;
michael@0:     //const char* ID;
michael@0:     while ((name = iter.next(&type, &number)) != NULL) {
michael@0:         //ptr--;
michael@0:         if (strcmp(name, "id") == 0)
michael@0:             continue;
michael@0:         if (closedYet == false) {
michael@0:             SkDebugf(">\n");
michael@0:             closedYet = true;
michael@0:         }
michael@0:         //data = *ptr;
michael@0:         //if (data->id)
michael@0:         //    ID = data->id;
michael@0:         //else
michael@0:         //    ID = "";
michael@0:         SkDebugf("%*s<data name=\"%s\" ", SkDisplayList::fIndent, "", name);
michael@0:         switch (type) {
michael@0:             case SkMetaData::kS32_Type: {
michael@0:                 int32_t s32;
michael@0:                 meta.findS32(name, &s32);
michael@0:                 SkDebugf("int=\"%d\" ", s32);
michael@0:                 } break;
michael@0:             case SkMetaData::kScalar_Type: {
michael@0:                 SkScalar scalar;
michael@0:                 meta.findScalar(name, &scalar);
michael@0:                 SkDebugf("float=\"%g\" ", SkScalarToFloat(scalar));
michael@0:                 } break;
michael@0:             case SkMetaData::kString_Type:
michael@0:                 SkDebugf("string=\"%s\" ", meta.findString(name));
michael@0:                 break;
michael@0:             case SkMetaData::kPtr_Type: {//when do we have a pointer
michael@0:                     void* ptr;
michael@0:                     meta.findPtr(name, &ptr);
michael@0:                     SkDebugf("0x%08x ", ptr);
michael@0:                 } break;
michael@0:             case SkMetaData::kBool_Type: {
michael@0:                 bool boolean;
michael@0:                 meta.findBool(name, &boolean);
michael@0:                 SkDebugf("boolean=\"%s\" ", boolean ? "true " : "false ");
michael@0:                 } break;
michael@0:             default:
michael@0:                 break;
michael@0:         }
michael@0:         SkDebugf("/>\n");
michael@0:         //ptr++;
michael@0: /*      perhaps this should only be done in the case of a pointer?
michael@0:         SkDisplayable* displayable;
michael@0:         if (maker->find(name, &displayable))
michael@0:             displayable->dump(maker);
michael@0:         else
michael@0:             SkDebugf("\n");*/
michael@0:     }
michael@0:     SkDisplayList::fIndent -= 4;
michael@0:     if (closedYet)
michael@0:         dumpEnd(maker);
michael@0:     else
michael@0:         SkDebugf("/>\n");
michael@0: 
michael@0: }
michael@0: #endif
michael@0: 
michael@0: bool SkPost::enable(SkAnimateMaker& maker ) {
michael@0:     if (maker.hasError())
michael@0:         return true;
michael@0:     if (fDirty) {
michael@0:         if (sink.size() > 0)
michael@0:             findSinkID();
michael@0:         if (fChildHasID) {
michael@0:             SkString preserveID(fEvent.findString("id"));
michael@0:             fEvent.getMetaData().reset();
michael@0:             if (preserveID.size() > 0)
michael@0:                 fEvent.setString("id", preserveID);
michael@0:             for (SkDataInput** part = fParts.begin(); part < fParts.end();  part++) {
michael@0:                 if ((*part)->add())
michael@0:                     maker.setErrorCode(SkDisplayXMLParserError::kErrorAddingDataToPost);
michael@0:             }
michael@0:         }
michael@0:         fDirty = false;
michael@0:     }
michael@0: #ifdef SK_DUMP_ENABLED
michael@0:     if (maker.fDumpPosts) {
michael@0:         SkDebugf("post enable: ");
michael@0:         dump(&maker);
michael@0:     }
michael@0: #if defined SK_DEBUG_ANIMATION_TIMING
michael@0:     SkString debugOut;
michael@0:     SkMSec time = maker.getAppTime();
michael@0:     debugOut.appendS32(time - maker.fDebugTimeBase);
michael@0:     debugOut.append(" post id=");
michael@0:     debugOut.append(_id);
michael@0:     debugOut.append(" enable=");
michael@0:     debugOut.appendS32(maker.fEnableTime - maker.fDebugTimeBase);
michael@0:     debugOut.append(" delay=");
michael@0:     debugOut.appendS32(delay);
michael@0: #endif
michael@0: #endif
michael@0: //  SkMSec adjustedDelay = maker.adjustDelay(maker.fEnableTime, delay);
michael@0:     SkMSec futureTime = maker.fEnableTime + delay;
michael@0:     fEvent.setFast32(futureTime);
michael@0: #if defined SK_DEBUG && defined SK_DEBUG_ANIMATION_TIMING
michael@0:     debugOut.append(" future=");
michael@0:     debugOut.appendS32(futureTime - maker.fDebugTimeBase);
michael@0:     SkDebugf("%s\n", debugOut.c_str());
michael@0: #endif
michael@0:     SkEventSinkID targetID = fSinkID;
michael@0:     bool isAnimatorEvent = true;
michael@0:     SkAnimator* anim = maker.getAnimator();
michael@0:     if (targetID == 0) {
michael@0:         isAnimatorEvent = fEvent.findString("id") != NULL;
michael@0:         if (isAnimatorEvent)
michael@0:             targetID = anim->getSinkID();
michael@0:         else if (maker.fHostEventSinkID)
michael@0:             targetID = maker.fHostEventSinkID;
michael@0:         else
michael@0:             return true;
michael@0:     } else
michael@0:         anim = fTargetMaker->getAnimator();
michael@0:     if (delay == 0) {
michael@0:         if (isAnimatorEvent && mode == kImmediate)
michael@0:             fTargetMaker->doEvent(fEvent);
michael@0:         else
michael@0:             anim->onEventPost(new SkEvent(fEvent), targetID);
michael@0:     } else
michael@0:         anim->onEventPostTime(new SkEvent(fEvent), targetID, futureTime);
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: void SkPost::findSinkID() {
michael@0:     // get the next delimiter '.' if any
michael@0:     fTargetMaker = fMaker;
michael@0:     const char* ch = sink.c_str();
michael@0:     do {
michael@0:         const char* end = strchr(ch, '.');
michael@0:         size_t len = end ? (size_t) (end - ch) : strlen(ch);
michael@0:         SkDisplayable* displayable = NULL;
michael@0:         if (SK_LITERAL_STR_EQUAL("parent", ch, len)) {
michael@0:             if (fTargetMaker->fParentMaker)
michael@0:                 fTargetMaker = fTargetMaker->fParentMaker;
michael@0:             else {
michael@0:                 fTargetMaker->setErrorCode(SkDisplayXMLParserError::kNoParentAvailable);
michael@0:                 return;
michael@0:             }
michael@0:         } else {
michael@0:             fTargetMaker->find(ch, len, &displayable);
michael@0:             if (displayable == NULL || displayable->getType() != SkType_Movie) {
michael@0:                 fTargetMaker->setErrorCode(SkDisplayXMLParserError::kExpectedMovie);
michael@0:                 return;
michael@0:             }
michael@0:             SkDisplayMovie* movie = (SkDisplayMovie*) displayable;
michael@0:             fTargetMaker = movie->fMovie.fMaker;
michael@0:         }
michael@0:         if (end == NULL)
michael@0:             break;
michael@0:         ch = ++end;
michael@0:     } while (true);
michael@0:     SkAnimator* anim = fTargetMaker->getAnimator();
michael@0:     fSinkID = anim->getSinkID();
michael@0: }
michael@0: 
michael@0: bool SkPost::hasEnable() const {
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: void SkPost::onEndElement(SkAnimateMaker& maker) {
michael@0:     fTargetMaker = fMaker = &maker;
michael@0:     if (fChildHasID == false) {
michael@0:         for (SkDataInput** part = fParts.begin(); part < fParts.end();  part++)
michael@0:             delete *part;
michael@0:         fParts.reset();
michael@0:     }
michael@0: }
michael@0: 
michael@0: void SkPost::setChildHasID() {
michael@0:     fChildHasID = true;
michael@0: }
michael@0: 
michael@0: bool SkPost::setProperty(int index, SkScriptValue& value) {
michael@0:     SkASSERT(value.fType == SkType_String);
michael@0:     SkString* string = value.fOperand.fString;
michael@0:     switch(index) {
michael@0:         case SK_PROPERTY(target): {
michael@0:             fEvent.setType("user");
michael@0:             fEvent.setString("id", *string);
michael@0:             mode = kImmediate;
michael@0:             } break;
michael@0:         case SK_PROPERTY(type):
michael@0:             fEvent.setType(*string);
michael@0:             break;
michael@0:         default:
michael@0:             SkASSERT(0);
michael@0:             return false;
michael@0:     }
michael@0:     return true;
michael@0: }