grab from latest android
git-svn-id: http://skia.googlecode.com/svn/trunk@27 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/animator/SkHitTest.cpp b/src/animator/SkHitTest.cpp
new file mode 100644
index 0000000..585249a
--- /dev/null
+++ b/src/animator/SkHitTest.cpp
@@ -0,0 +1,83 @@
+/* libs/graphics/animator/SkHitTest.cpp
+**
+** Copyright 2006, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#include "SkHitTest.h"
+
+#if SK_USE_CONDENSED_INFO == 0
+
+const SkMemberInfo SkHitTest::fInfo[] = {
+ SK_MEMBER_ARRAY(bullets, Displayable),
+ SK_MEMBER_ARRAY(hits, Int),
+ SK_MEMBER_ARRAY(targets, Displayable),
+ SK_MEMBER(value, Boolean)
+};
+
+#endif
+
+DEFINE_GET_MEMBER(SkHitTest);
+
+SkHitTest::SkHitTest() : value(false) {
+}
+
+bool SkHitTest::draw(SkAnimateMaker& maker) {
+ hits.setCount(bullets.count());
+ value = false;
+ int bulletCount = bullets.count();
+ int targetCount = targets.count();
+ for (int bIndex = 0; bIndex < bulletCount; bIndex++) {
+ SkDisplayable* bullet = bullets[bIndex];
+ SkRect bBounds;
+ bullet->getBounds(&bBounds);
+ hits[bIndex] = -1;
+ if (bBounds.fLeft == (int16_t)0x8000U)
+ continue;
+ for (int tIndex = 0; tIndex < targetCount; tIndex++) {
+ SkDisplayable* target = targets[tIndex];
+ SkRect tBounds;
+ target->getBounds(&tBounds);
+ if (bBounds.intersect(tBounds)) {
+ hits[bIndex] = tIndex;
+ value = true;
+ break;
+ }
+ }
+ }
+ return false;
+}
+
+bool SkHitTest::enable(SkAnimateMaker& maker) {
+ for (int bIndex = 0; bIndex < bullets.count(); bIndex++) {
+ SkDisplayable* bullet = bullets[bIndex];
+ bullet->enableBounder();
+ }
+ for (int tIndex = 0; tIndex < targets.count(); tIndex++) {
+ SkDisplayable* target = targets[tIndex];
+ target->enableBounder();
+ }
+ return false;
+}
+
+bool SkHitTest::hasEnable() const {
+ return true;
+}
+
+const SkMemberInfo* SkHitTest::preferredChild(SkDisplayTypes type) {
+ if (bullets.count() == 0)
+ return getMember("bullets");
+ return getMember("targets"); // !!! cwap! need to refer to member through enum like kScope instead
+}
+