The Tor Browser: gfx/skia/trunk/src/animator/SkDisplayEvent.cpp@a63d609f5ebe (annotated)

gfx/skia/trunk/src/animator/SkDisplayEvent.cpp@a63d609f5ebe (annotated)

gfx/skia/trunk/src/animator/SkDisplayEvent.cpp

Thu, 15 Jan 2015 15:55:04 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 15 Jan 2015 15:55:04 +0100
branch: TOR_BUG_9701
changeset 9: a63d609f5ebe
permissions: -rw-r--r--

Back out 97036ab72558 which inappropriately compared turds to third parties.

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkDisplayEvent.h"
 #include "SkAnimateMaker.h"
 #include "SkDisplayApply.h"
 #include "SkDisplayInput.h"
 #include "SkDisplayList.h"
 #ifdef SK_DEBUG
 #include "SkDump.h"
 #endif
 #include "SkEvent.h"
 #include "SkDisplayInput.h"
 #include "SkKey.h"
 #include "SkMetaData.h"
 #include "SkScript.h"
 #include "SkUtils.h"
 enum SkDisplayEvent_Properties {
     SK_PROPERTY(key),
     SK_PROPERTY(keys)
 };
 #if SK_USE_CONDENSED_INFO == 0
 const SkMemberInfo SkDisplayEvent::fInfo[] = {
     SK_MEMBER(code, EventCode),
     SK_MEMBER(disable, Boolean),
     SK_MEMBER_PROPERTY(key, String), // a single key (also last key pressed)
     SK_MEMBER_PROPERTY(keys, String), // a single key or dash-delimited range of keys
     SK_MEMBER(kind, EventKind),
     SK_MEMBER(target, String),
     SK_MEMBER(x, Float),
     SK_MEMBER(y, Float)
 };
 #endif
 DEFINE_GET_MEMBER(SkDisplayEvent);
 SkDisplayEvent::SkDisplayEvent() : code((SkKey) -1), disable(false),
     kind(kUser), x(0), y(0), fLastCode((SkKey) -1), fMax((SkKey) -1), fTarget(NULL) {
 }
 SkDisplayEvent::~SkDisplayEvent() {
     deleteMembers();
 }
 bool SkDisplayEvent::addChild(SkAnimateMaker& , SkDisplayable* child) {
     *fChildren.append() = child;
     return true;
 }
 bool SkDisplayEvent::contains(SkDisplayable* match) {
     for (int index = 0; index < fChildren.count(); index++) {
         if (fChildren[index] == match || fChildren[index]->contains(match))
             return true;
     }
     return false;
 }
 SkDisplayable* SkDisplayEvent::contains(const SkString& match) {
     for (int index = 0; index < fChildren.count(); index++) {
         SkDisplayable* child = fChildren[index];
         if (child->contains(match))
             return child;
     }
     return NULL;
 }
 void SkDisplayEvent::deleteMembers() {
     for (int index = 0; index < fChildren.count(); index++) {
         SkDisplayable* evt = fChildren[index];
         delete evt;
     }
 }
 #ifdef SK_DUMP_ENABLED
 void SkDisplayEvent::dumpEvent(SkAnimateMaker* maker) {
     dumpBase(maker);
     SkString str;
     SkDump::GetEnumString(SkType_EventKind, kind, &str);
     SkDebugf("kind=\"%s\" ", str.c_str());
     if (kind == SkDisplayEvent::kKeyPress || kind == SkDisplayEvent::kKeyPressUp) {
         if (code >= 0)
             SkDump::GetEnumString(SkType_EventCode, code, &str);
         else
             str.set("none");
         SkDebugf("code=\"%s\" ", str.c_str());
     }
     if (kind == SkDisplayEvent::kKeyChar) {
         if (fMax != (SkKey) -1 && fMax != code)
             SkDebugf("keys=\"%c - %c\" ", code, fMax);
         else
             SkDebugf("key=\"%c\" ", code);
     }
     if (fTarget != NULL) {
         SkDebugf("target=\"%s\" ", fTarget->id);
     }
     if (kind >= SkDisplayEvent::kMouseDown && kind <= SkDisplayEvent::kMouseUp) {
         SkDebugf("x=\"%g\" y=\"%g\" ", SkScalarToFloat(x), SkScalarToFloat(y));
     }
     if (disable)
         SkDebugf("disable=\"true\" ");
     SkDebugf("/>\n");
 }
 #endif
 bool SkDisplayEvent::enableEvent(SkAnimateMaker& maker)
 {
     maker.fActiveEvent = this;
     if (fChildren.count() == 0)
         return false;
     if (disable)
         return false;
 #ifdef SK_DUMP_ENABLED
     if (maker.fDumpEvents) {
         SkDebugf("enable: ");
         dumpEvent(&maker);
     }
 #endif
     SkDisplayList& displayList = maker.fDisplayList;
     for (int index = 0; index < fChildren.count(); index++) {
         SkDisplayable* displayable = fChildren[index];
         if (displayable->isGroup()) {
             SkTDDrawableArray* parentList = displayList.getDrawList();
             *parentList->append() = (SkDrawable*) displayable;  // make it findable before children are enabled
         }
         if (displayable->enable(maker))
             continue;
         if (maker.hasError())
             return true;
         if (displayable->isDrawable() == false)
             return true;    // error
         SkDrawable* drawable = (SkDrawable*) displayable;
         SkTDDrawableArray* parentList = displayList.getDrawList();
         *parentList->append() = drawable;
     }
     return false;
 }
 bool SkDisplayEvent::getProperty(int index, SkScriptValue* value) const {
     switch (index) {
         case SK_PROPERTY(key):
         case SK_PROPERTY(keys): {
             value->fType = SkType_String;
             char scratch[8];
             SkKey convert = index == SK_PROPERTY(keys) ? code : fLastCode;
             size_t size = convert > 0 ? SkUTF8_FromUnichar(convert, scratch) : 0;
             fKeyString.set(scratch, size);
             value->fOperand.fString = &fKeyString;
             if (index != SK_PROPERTY(keys) || fMax == (SkKey) -1 || fMax == code)
                 break;
             value->fOperand.fString->append("-");
             size = SkUTF8_FromUnichar(fMax, scratch);
             value->fOperand.fString->append(scratch, size);
             } break;
         default:
             SkASSERT(0);
             return false;
     }
     return true;
 }
 void SkDisplayEvent::onEndElement(SkAnimateMaker& maker)
 {
     if (kind == kUser)
         return;
     maker.fEvents.addEvent(this);
     if (kind == kOnEnd) {
         SkDEBUGCODE(bool found = ) maker.find(target.c_str(), &fTarget);
         SkASSERT(found);
         SkASSERT(fTarget && fTarget->isAnimate());
         SkAnimateBase* animate = (SkAnimateBase*) fTarget;
         animate->setHasEndEvent();
     }
 }
 void SkDisplayEvent::populateInput(SkAnimateMaker& maker, const SkEvent& fEvent) {
     const SkMetaData& meta = fEvent.getMetaData();
     SkMetaData::Iter iter(meta);
     SkMetaData::Type    type;
     int number;
     const char* name;
     while ((name = iter.next(&type, &number)) != NULL) {
         if (name[0] == '\0')
             continue;
         SkDisplayable* displayable;
         SkInput* input;
         for (int index = 0; index < fChildren.count(); index++) {
             displayable = fChildren[index];
             if (displayable->getType() != SkType_Input)
                 continue;
             input = (SkInput*) displayable;
             if (input->name.equals(name))
                 goto found;
         }
         if (!maker.find(name, &displayable) || displayable->getType() != SkType_Input)
             continue;
         input = (SkInput*) displayable;
     found:
         switch (type) {
             case SkMetaData::kS32_Type:
                 meta.findS32(name, &input->fInt);
                 break;
             case SkMetaData::kScalar_Type:
                 meta.findScalar(name, &input->fFloat);
                 break;
             case SkMetaData::kPtr_Type:
                 SkASSERT(0);
                 break; // !!! not handled for now
             case SkMetaData::kString_Type:
                 input->string.set(meta.findString(name));
                 break;
             default:
                 SkASSERT(0);
         }
     }
     // re-evaluate all animators that may have built their values from input strings
     for (SkDisplayable** childPtr = fChildren.begin(); childPtr < fChildren.end(); childPtr++) {
         SkDisplayable* displayable = *childPtr;
         if (displayable->isApply() == false)
             continue;
         SkApply* apply = (SkApply*) displayable;
         apply->refresh(maker);
     }
 }
 bool SkDisplayEvent::setProperty(int index, SkScriptValue& value) {
     SkASSERT(index == SK_PROPERTY(key) || index == SK_PROPERTY(keys));
     SkASSERT(value.fType == SkType_String);
     SkString* string = value.fOperand.fString;
     const char* chars = string->c_str();
     int count = SkUTF8_CountUnichars(chars);
     SkASSERT(count >= 1);
     code = (SkKey) SkUTF8_NextUnichar(&chars);
     fMax = code;
     SkASSERT(count == 1 || index == SK_PROPERTY(keys));
     if (--count > 0) {
         SkASSERT(*chars == '-');
         chars++;
         fMax = (SkKey) SkUTF8_NextUnichar(&chars);
         SkASSERT(fMax >= code);
     }
     return true;
 }

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gfx/skia/trunk/src/animator/SkDisplayEvent.cpp@a63d609f5ebe (annotated)

gfx/skia/trunk/src/animator/SkDisplayEvent.cpp