96fcdcc219
DOCS_PREVIEW= https://skia.org/?cl=1316233002 Review URL: https://codereview.chromium.org/1316233002
322 lines
9.1 KiB
C++
322 lines
9.1 KiB
C++
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/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkDrawGroup.h"
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#include "SkAnimateMaker.h"
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#include "SkAnimatorScript.h"
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#include "SkCanvas.h"
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#include "SkDisplayApply.h"
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#include "SkPaint.h"
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#ifdef SK_DEBUG
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#include "SkDisplayList.h"
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#endif
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#if SK_USE_CONDENSED_INFO == 0
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const SkMemberInfo SkGroup::fInfo[] = {
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SK_MEMBER(condition, String),
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SK_MEMBER(enableCondition, String)
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};
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#endif
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DEFINE_GET_MEMBER(SkGroup);
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SkGroup::SkGroup() : fParentList(nullptr), fOriginal(nullptr) {
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}
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SkGroup::~SkGroup() {
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if (fOriginal) // has been copied
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return;
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int index = 0;
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int max = fCopies.count() << 5;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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if (index >= max || markedForDelete(index))
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delete *ptr;
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// else {
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// SkApply* apply = (SkApply*) *ptr;
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// SkASSERT(apply->isApply());
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// SkASSERT(apply->getScope());
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// delete apply->getScope();
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// }
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index++;
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}
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}
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bool SkGroup::addChild(SkAnimateMaker& , SkDisplayable* child) {
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SkASSERT(child);
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// SkASSERT(child->isDrawable());
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*fChildren.append() = (SkADrawable*) child;
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if (child->isGroup()) {
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SkGroup* groupie = (SkGroup*) child;
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SkASSERT(groupie->fParentList == nullptr);
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groupie->fParentList = &fChildren;
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}
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return true;
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}
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bool SkGroup::contains(SkDisplayable* match) {
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable == match || drawable->contains(match))
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return true;
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}
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return false;
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}
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SkGroup* SkGroup::copy() {
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SkGroup* result = new SkGroup();
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result->fOriginal = this;
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result->fChildren = fChildren;
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return result;
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}
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SkBool SkGroup::copySet(int index) {
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return (fCopies[index >> 5] & 1 << (index & 0x1f)) != 0;
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}
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SkDisplayable* SkGroup::deepCopy(SkAnimateMaker* maker) {
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SkDisplayable* copy = INHERITED::deepCopy(maker);
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkDisplayable* displayable = (SkDisplayable*)*ptr;
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SkDisplayable* deeperCopy = displayable->deepCopy(maker);
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((SkGroup*)copy)->addChild(*maker, deeperCopy);
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}
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return copy;
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}
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bool SkGroup::doEvent(SkDisplayEvent::Kind kind, SkEventState* state) {
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bool handled = false;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable->isDrawable() == false)
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continue;
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handled |= drawable->doEvent(kind, state);
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}
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return handled;
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}
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bool SkGroup::draw(SkAnimateMaker& maker) {
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bool conditionTrue = ifCondition(maker, this, condition);
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bool result = false;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable->isDrawable() == false)
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continue;
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if (conditionTrue == false) {
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if (drawable->isApply())
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((SkApply*) drawable)->disable();
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continue;
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}
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maker.validate();
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result |= drawable->draw(maker);
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maker.validate();
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}
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return result;
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}
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#ifdef SK_DUMP_ENABLED
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void SkGroup::dump(SkAnimateMaker* maker) {
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dumpBase(maker);
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if (condition.size() > 0)
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SkDebugf("condition=\"%s\" ", condition.c_str());
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if (enableCondition.size() > 0)
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SkDebugf("enableCondition=\"%s\" ", enableCondition.c_str());
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dumpDrawables(maker);
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}
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void SkGroup::dumpDrawables(SkAnimateMaker* maker) {
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SkDisplayList::fIndent += 4;
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int save = SkDisplayList::fDumpIndex;
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SkDisplayList::fDumpIndex = 0;
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bool closedYet = false;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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if (closedYet == false) {
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closedYet = true;
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SkDebugf(">\n");
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}
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SkADrawable* drawable = *ptr;
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drawable->dump(maker);
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SkDisplayList::fDumpIndex++;
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}
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SkDisplayList::fIndent -= 4;
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SkDisplayList::fDumpIndex = save;
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if (closedYet) //we had children, now it's time to close the group
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dumpEnd(maker);
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else //no children
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SkDebugf("/>\n");
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}
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void SkGroup::dumpEvents() {
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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drawable->dumpEvents();
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}
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}
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#endif
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bool SkGroup::enable(SkAnimateMaker& maker ) {
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reset();
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (ifCondition(maker, drawable, enableCondition) == false)
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continue;
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drawable->enable(maker);
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}
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return true; // skip add; already added so that scope is findable by children
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}
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int SkGroup::findGroup(SkADrawable* match, SkTDDrawableArray** list,
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SkGroup** parent, SkGroup** found, SkTDDrawableArray** grandList) {
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*list = &fChildren;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable->isGroup()) {
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SkGroup* childGroup = (SkGroup*) drawable;
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if (childGroup->fOriginal == match)
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goto foundMatch;
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}
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if (drawable == match) {
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foundMatch:
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*parent = this;
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return (int) (ptr - fChildren.begin());
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}
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}
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*grandList = &fChildren;
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return SkDisplayList::SearchForMatch(match, list, parent, found, grandList);
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}
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bool SkGroup::hasEnable() const {
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return true;
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}
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bool SkGroup::ifCondition(SkAnimateMaker& maker, SkADrawable*,
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SkString& conditionString) {
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if (conditionString.size() == 0)
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return true;
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int32_t result;
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bool success = SkAnimatorScript::EvaluateInt(maker, this, conditionString.c_str(), &result);
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#ifdef SK_DUMP_ENABLED
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if (maker.fDumpGConditions) {
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SkDebugf("group: ");
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dumpBase(&maker);
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SkDebugf("condition=%s ", conditionString.c_str());
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if (success == false)
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SkDebugf("(script failed)\n");
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else
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SkDebugf("success=%s\n", result != 0 ? "true" : "false");
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}
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#endif
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return success && result != 0;
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}
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void SkGroup::initialize() {
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable->isDrawable() == false)
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continue;
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drawable->initialize();
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}
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}
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void SkGroup::markCopyClear(int index) {
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if (index < 0)
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index = fChildren.count();
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fCopies[index >> 5] &= ~(1 << (index & 0x1f));
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}
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void SkGroup::markCopySet(int index) {
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if (index < 0)
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index = fChildren.count();
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fCopies[index >> 5] |= 1 << (index & 0x1f);
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}
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void SkGroup::markCopySize(int index) {
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if (index < 0)
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index = fChildren.count() + 1;
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int oldLongs = fCopies.count();
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int newLongs = (index >> 5) + 1;
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if (oldLongs < newLongs) {
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fCopies.setCount(newLongs);
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memset(&fCopies[oldLongs], 0, (newLongs - oldLongs) << 2);
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}
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}
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void SkGroup::reset() {
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if (fOriginal) // has been copied
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return;
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int index = 0;
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int max = fCopies.count() << 5;
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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if (index >= max || copySet(index) == false)
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continue;
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SkApply* apply = (SkApply*) *ptr;
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SkASSERT(apply->isApply());
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SkASSERT(apply->getScope());
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*ptr = apply->getScope();
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markCopyClear(index);
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index++;
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}
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}
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bool SkGroup::resolveIDs(SkAnimateMaker& maker, SkDisplayable* orig, SkApply* apply) {
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SkGroup* original = (SkGroup*) orig;
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SkTDDrawableArray& originalChildren = original->fChildren;
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SkADrawable** originalPtr = originalChildren.begin();
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SkADrawable** ptr = fChildren.begin();
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SkADrawable** end = fChildren.end();
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SkADrawable** origChild = ((SkGroup*) orig)->fChildren.begin();
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while (ptr < end) {
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SkADrawable* drawable = *ptr++;
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maker.resolveID(drawable, *origChild++);
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if (drawable->resolveIDs(maker, *originalPtr++, apply) == true)
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return true; // failed
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}
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return false;
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}
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void SkGroup::setSteps(int steps) {
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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if (drawable->isDrawable() == false)
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continue;
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drawable->setSteps(steps);
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}
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}
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#ifdef SK_DEBUG
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void SkGroup::validate() {
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for (SkADrawable** ptr = fChildren.begin(); ptr < fChildren.end(); ptr++) {
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SkADrawable* drawable = *ptr;
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drawable->validate();
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}
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}
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#endif
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#if SK_USE_CONDENSED_INFO == 0
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const SkMemberInfo SkSave::fInfo[] = {
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SK_MEMBER_INHERITED
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};
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#endif
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DEFINE_GET_MEMBER(SkSave);
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bool SkSave::draw(SkAnimateMaker& maker) {
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maker.fCanvas->save();
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SkPaint* save = maker.fPaint;
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SkPaint local = SkPaint(*maker.fPaint);
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maker.fPaint = &local;
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bool result = INHERITED::draw(maker);
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maker.fPaint = save;
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maker.fCanvas->restore();
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return result;
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}
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