epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2006 The Android Open Source Project |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 9 | |
| 10 | #include "SkDisplayAdd.h" |
| 11 | #include "SkAnimateMaker.h" |
| 12 | #include "SkDisplayApply.h" |
| 13 | #include "SkDisplayList.h" |
| 14 | #include "SkDrawable.h" |
| 15 | #include "SkDrawGroup.h" |
| 16 | |
| 17 | #if SK_USE_CONDENSED_INFO == 0 |
| 18 | |
| 19 | const SkMemberInfo SkAdd::fInfo[] = { |
| 20 | SK_MEMBER(mode, AddMode), |
| 21 | SK_MEMBER(offset, Int), |
| 22 | SK_MEMBER(use, Drawable), |
| 23 | SK_MEMBER(where, Drawable) |
| 24 | }; |
| 25 | |
| 26 | #endif |
| 27 | |
| 28 | // start here; |
| 29 | // add onEndElement to turn where string into f_Where |
| 30 | // probably need new SkAnimateMaker::resolve flavor that takes |
| 31 | // where="id", where="event-target" or not-specified |
| 32 | // offset="#" (implements before, after, and index if no 'where') |
| 33 | |
| 34 | DEFINE_GET_MEMBER(SkAdd); |
| 35 | |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 36 | SkAdd::SkAdd() : mode(kMode_indirect), |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 37 | offset(SK_MaxS32), use(NULL), where(NULL) { |
| 38 | } |
| 39 | |
| 40 | SkDisplayable* SkAdd::deepCopy(SkAnimateMaker* maker) { |
| 41 | SkDrawable* saveUse = use; |
| 42 | SkDrawable* saveWhere = where; |
| 43 | use = NULL; |
| 44 | where = NULL; |
| 45 | SkAdd* copy = (SkAdd*) INHERITED::deepCopy(maker); |
| 46 | copy->use = use = saveUse; |
| 47 | copy->where = where = saveWhere; |
| 48 | return copy; |
| 49 | } |
| 50 | |
| 51 | bool SkAdd::draw(SkAnimateMaker& maker) { |
| 52 | SkASSERT(use); |
| 53 | SkASSERT(use->isDrawable()); |
| 54 | if (mode == kMode_indirect) |
| 55 | use->draw(maker); |
| 56 | return false; |
| 57 | } |
| 58 | |
| 59 | #ifdef SK_DUMP_ENABLED |
| 60 | void SkAdd::dump(SkAnimateMaker* maker) { |
| 61 | dumpBase(maker); |
| 62 | dumpAttrs(maker); |
| 63 | if (where) |
| 64 | SkDebugf("where=\"%s\" ", where->id); |
| 65 | if (mode == kMode_immediate) |
| 66 | SkDebugf("mode=\"immediate\" "); |
| 67 | SkDebugf(">\n"); |
| 68 | SkDisplayList::fIndent += 4; |
| 69 | int save = SkDisplayList::fDumpIndex; |
| 70 | if (use) //just in case |
| 71 | use->dump(maker); |
| 72 | SkDisplayList::fIndent -= 4; |
| 73 | SkDisplayList::fDumpIndex = save; |
| 74 | dumpEnd(maker); |
| 75 | } |
| 76 | #endif |
| 77 | |
| 78 | bool SkAdd::enable(SkAnimateMaker& maker ) { |
| 79 | SkDisplayTypes type = getType(); |
| 80 | SkDisplayList& displayList = maker.fDisplayList; |
| 81 | SkTDDrawableArray* parentList = displayList.getDrawList(); |
| 82 | if (type == SkType_Add) { |
| 83 | if (use == NULL) // not set in apply yet |
| 84 | return true; |
| 85 | } |
| 86 | bool skipAddToParent = true; |
| 87 | SkASSERT(type != SkType_Replace || where); |
| 88 | SkTDDrawableArray* grandList SK_INIT_TO_AVOID_WARNING; |
| 89 | SkGroup* parentGroup = NULL; |
| 90 | SkGroup* thisGroup = NULL; |
| 91 | int index = where ? displayList.findGroup(where, &parentList, &parentGroup, |
| 92 | &thisGroup, &grandList) : 0; |
| 93 | if (index < 0) |
| 94 | return true; |
| 95 | int max = parentList->count(); |
| 96 | if (where == NULL && type == SkType_Move) |
| 97 | index = max; |
| 98 | if (offset != SK_MaxS32) { |
| 99 | index += offset; |
| 100 | if (index > max) { |
| 101 | maker.setErrorCode(SkDisplayXMLParserError::kIndexOutOfRange); |
| 102 | return true; // caller should not add |
| 103 | } |
| 104 | } |
| 105 | if (offset < 0 && where == NULL) |
| 106 | index += max + 1; |
| 107 | switch (type) { |
| 108 | case SkType_Add: |
| 109 | if (offset == SK_MaxS32 && where == NULL) { |
| 110 | if (use->isDrawable()) { |
| 111 | skipAddToParent = mode == kMode_immediate; |
| 112 | if (skipAddToParent) { |
| 113 | if (where == NULL) { |
| 114 | SkTDDrawableArray* useParentList; |
| 115 | index = displayList.findGroup(this, &useParentList, &parentGroup, |
| 116 | &thisGroup, &grandList); |
| 117 | if (index >= 0) { |
| 118 | parentGroup->markCopySize(index); |
| 119 | parentGroup->markCopySet(index); |
| 120 | useParentList->begin()[index] = use; |
| 121 | break; |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 122 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 123 | } |
| 124 | *parentList->append() = use; |
| 125 | } |
| 126 | } |
| 127 | break; |
| 128 | } else { |
| 129 | if (thisGroup) |
| 130 | thisGroup->markCopySize(index); |
| 131 | *parentList->insert(index) = use; |
| 132 | if (thisGroup) |
| 133 | thisGroup->markCopySet(index); |
| 134 | if (use->isApply()) |
| 135 | ((SkApply*) use)->setEmbedded(); |
| 136 | } |
| 137 | break; |
| 138 | case SkType_Move: { |
| 139 | int priorLocation = parentList->find(use); |
| 140 | if (priorLocation < 0) |
| 141 | break; |
| 142 | *parentList->insert(index) = use; |
| 143 | if (index < priorLocation) |
| 144 | priorLocation++; |
| 145 | parentList->remove(priorLocation); |
| 146 | } break; |
| 147 | case SkType_Remove: { |
| 148 | SkDisplayable* old = (*parentList)[index]; |
| 149 | if (((SkRemove*)(this))->fDelete) { |
| 150 | delete old; |
| 151 | goto noHelperNeeded; |
| 152 | } |
| 153 | for (int inner = 0; inner < maker.fChildren.count(); inner++) { |
| 154 | SkDisplayable* child = maker.fChildren[inner]; |
| 155 | if (child == old || child->contains(old)) |
| 156 | goto noHelperNeeded; |
| 157 | } |
| 158 | if (maker.fHelpers.find(old) < 0) |
| 159 | maker.helperAdd(old); |
| 160 | noHelperNeeded: |
| 161 | parentList->remove(index); |
| 162 | } break; |
| 163 | case SkType_Replace: |
| 164 | if (thisGroup) { |
| 165 | thisGroup->markCopySize(index); |
| 166 | if (thisGroup->markedForDelete(index)) { |
| 167 | SkDisplayable* old = (*parentList)[index]; |
| 168 | if (maker.fHelpers.find(old) < 0) |
| 169 | maker.helperAdd(old); |
| 170 | } |
| 171 | } |
| 172 | (*parentList)[index] = use; |
| 173 | if (thisGroup) |
| 174 | thisGroup->markCopySet(index); |
| 175 | break; |
| 176 | default: |
| 177 | SkASSERT(0); |
| 178 | } |
| 179 | if (type == SkType_Remove) |
| 180 | return true; |
| 181 | if (use->hasEnable()) |
| 182 | use->enable(maker); |
| 183 | return skipAddToParent; // append if indirect: *parentList->append() = this; |
| 184 | } |
| 185 | |
| 186 | bool SkAdd::hasEnable() const { |
| 187 | return true; |
| 188 | } |
| 189 | |
| 190 | void SkAdd::initialize() { |
| 191 | if (use) |
| 192 | use->initialize(); |
| 193 | } |
| 194 | |
| 195 | bool SkAdd::isDrawable() const { |
| 196 | return getType() == SkType_Add && mode == kMode_indirect && offset == SK_MaxS32 && |
| 197 | where == NULL && use != NULL && use->isDrawable(); |
| 198 | } |
| 199 | |
| 200 | //SkDisplayable* SkAdd::resolveTarget(SkAnimateMaker& maker) { |
| 201 | // return use; |
| 202 | //} |
| 203 | |
| 204 | |
| 205 | bool SkClear::enable(SkAnimateMaker& maker ) { |
| 206 | SkDisplayList& displayList = maker.fDisplayList; |
| 207 | displayList.clear(); |
| 208 | return true; |
| 209 | } |
| 210 | |
| 211 | |
| 212 | #if SK_USE_CONDENSED_INFO == 0 |
| 213 | |
| 214 | const SkMemberInfo SkMove::fInfo[] = { |
| 215 | SK_MEMBER_INHERITED |
| 216 | }; |
| 217 | |
| 218 | #endif |
| 219 | |
| 220 | DEFINE_GET_MEMBER(SkMove); |
| 221 | |
| 222 | #if SK_USE_CONDENSED_INFO == 0 |
| 223 | |
| 224 | const SkMemberInfo SkRemove::fInfo[] = { |
| 225 | SK_MEMBER_ALIAS(delete, fDelete, Boolean), // !!! experimental |
| 226 | SK_MEMBER(offset, Int), |
| 227 | SK_MEMBER(where, Drawable) |
| 228 | }; |
| 229 | |
| 230 | #endif |
| 231 | |
| 232 | DEFINE_GET_MEMBER(SkRemove); |
| 233 | |
| 234 | SkRemove::SkRemove() : fDelete(false) { |
| 235 | } |
| 236 | |
| 237 | #if SK_USE_CONDENSED_INFO == 0 |
| 238 | |
| 239 | const SkMemberInfo SkReplace::fInfo[] = { |
| 240 | SK_MEMBER_INHERITED |
| 241 | }; |
| 242 | |
| 243 | #endif |
| 244 | |
| 245 | DEFINE_GET_MEMBER(SkReplace); |