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 "SkHitTest.h"
michael@0: 
michael@0: #if SK_USE_CONDENSED_INFO == 0
michael@0: 
michael@0: const SkMemberInfo SkHitTest::fInfo[] = {
michael@0:     SK_MEMBER_ARRAY(bullets, Displayable),
michael@0:     SK_MEMBER_ARRAY(hits, Int),
michael@0:     SK_MEMBER_ARRAY(targets, Displayable),
michael@0:     SK_MEMBER(value, Boolean)
michael@0: };
michael@0: 
michael@0: #endif
michael@0: 
michael@0: DEFINE_GET_MEMBER(SkHitTest);
michael@0: 
michael@0: SkHitTest::SkHitTest() : value(false) {
michael@0: }
michael@0: 
michael@0: bool SkHitTest::draw(SkAnimateMaker&) {
michael@0:     hits.setCount(bullets.count());
michael@0:     value = false;
michael@0:     int bulletCount = bullets.count();
michael@0:     int targetCount = targets.count();
michael@0:     for (int bIndex = 0; bIndex < bulletCount; bIndex++) {
michael@0:         SkDisplayable* bullet = bullets[bIndex];
michael@0:         SkRect bBounds;
michael@0:         bullet->getBounds(&bBounds);
michael@0:         hits[bIndex] = -1;
michael@0:         if (bBounds.fLeft == (int16_t)0x8000U)
michael@0:             continue;
michael@0:         for (int tIndex = 0; tIndex < targetCount; tIndex++) {
michael@0:             SkDisplayable* target = targets[tIndex];
michael@0:             SkRect tBounds;
michael@0:             target->getBounds(&tBounds);
michael@0:             if (bBounds.intersect(tBounds)) {
michael@0:                 hits[bIndex] = tIndex;
michael@0:                 value = true;
michael@0:                 break;
michael@0:             }
michael@0:         }
michael@0:     }
michael@0:     return false;
michael@0: }
michael@0: 
michael@0: bool SkHitTest::enable(SkAnimateMaker&) {
michael@0:     for (int bIndex = 0; bIndex < bullets.count(); bIndex++) {
michael@0:         SkDisplayable* bullet = bullets[bIndex];
michael@0:         bullet->enableBounder();
michael@0:     }
michael@0:     for (int tIndex = 0; tIndex < targets.count(); tIndex++) {
michael@0:         SkDisplayable* target = targets[tIndex];
michael@0:         target->enableBounder();
michael@0:     }
michael@0:     return false;
michael@0: }
michael@0: 
michael@0: bool SkHitTest::hasEnable() const {
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: const SkMemberInfo* SkHitTest::preferredChild(SkDisplayTypes) {
michael@0:     if (bullets.count() == 0)
michael@0:         return getMember("bullets");
michael@0:     return getMember("targets"); // !!! cwap! need to refer to member through enum like kScope instead
michael@0: }