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
9
10 #include "SkDisplayEvents.h"
11 #include "SkAnimateMaker.h"
12 #include "SkAnimator.h"
13 #include "SkDisplayEvent.h"
14 #include "SkDisplayMovie.h"
15 #include "SkADrawable.h"
16 #ifdef SK_DEBUG
17 #include "SkDump.h"
18 #endif
19
SkEventState()20 SkEventState::SkEventState() : fCode(0), fDisable(false), fDisplayable(0), fX(0), fY(0) {
21 }
22
SkEvents()23 SkEvents::SkEvents() {
24 }
25
~SkEvents()26 SkEvents::~SkEvents() {
27 }
28
doEvent(SkAnimateMaker & maker,SkDisplayEvent::Kind kind,SkEventState * state)29 bool SkEvents::doEvent(SkAnimateMaker& maker, SkDisplayEvent::Kind kind, SkEventState* state) {
30 /*#ifdef SK_DUMP_ENABLED
31 if (maker.fDumpEvents) {
32 SkDebugf("doEvent: ");
33 SkString str;
34 SkDump::GetEnumString(SkType_EventKind, kind, &str);
35 SkDebugf("kind=%s ", str.c_str());
36 if (state && state->fDisplayable)
37 state->fDisplayable->SkDisplayable::dump(&maker);
38 else
39 SkDebugf("\n");
40 }
41 #endif*/
42 bool handled = false;
43 SkDisplayable** firstMovie = maker.fMovies.begin();
44 SkDisplayable** endMovie = maker.fMovies.end();
45 for (SkDisplayable** ptr = firstMovie; ptr < endMovie; ptr++) {
46 SkDisplayMovie* movie = (SkDisplayMovie*) *ptr;
47 if (kind != SkDisplayEvent::kOnload)
48 movie->doEvent(kind, state);
49 }
50 SkDisplayable* displayable = state ? state->fDisplayable : NULL;
51 int keyCode = state ? state->fCode : 0;
52 int count = fEvents.count();
53 for (int index = 0; index < count; index++) {
54 SkDisplayEvent* evt = fEvents[index];
55 if (evt->disable)
56 continue;
57 if (evt->kind != kind)
58 continue;
59 if (evt->code != (SkKey) -1) {
60 if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode)
61 continue;
62 evt->fLastCode = (SkKey) keyCode;
63 }
64 if (evt->fTarget != NULL && evt->fTarget != displayable)
65 continue;
66 if (state == NULL || state->fDisable == 0) {
67 if (kind >= SkDisplayEvent::kMouseDown && kind <= SkDisplayEvent::kMouseUp) {
68 evt->x = state->fX;
69 evt->y = state->fY;
70 }
71 if (evt->enableEvent(maker))
72 fError = true;
73 }
74 handled = true;
75 }
76 return handled;
77 }
78
79 #ifdef SK_DUMP_ENABLED
dump(SkAnimateMaker & maker)80 void SkEvents::dump(SkAnimateMaker& maker) {
81 int index;
82 SkTDDrawableArray& drawArray = maker.fDisplayList.fDrawList;
83 int count = drawArray.count();
84 for (index = 0; index < count; index++) {
85 SkADrawable* drawable = drawArray[index];
86 drawable->dumpEvents();
87 }
88 count = fEvents.count();
89 for (index = 0; index < count; index++) {
90 SkDisplayEvent* evt = fEvents[index];
91 evt->dumpEvent(&maker);
92 }
93 }
94 #endif
95
96 // currently this only removes onLoad events
removeEvent(SkDisplayEvent::Kind kind,SkEventState * state)97 void SkEvents::removeEvent(SkDisplayEvent::Kind kind, SkEventState* state) {
98 int keyCode = state ? state->fCode : 0;
99 SkDisplayable* displayable = state ? state->fDisplayable : NULL;
100 for (SkDisplayEvent** evtPtr = fEvents.begin(); evtPtr < fEvents.end(); evtPtr++) {
101 SkDisplayEvent* evt = *evtPtr;
102 if (evt->kind != kind)
103 continue;
104 if (evt->code != (SkKey) -1) {
105 if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode)
106 continue;
107 }
108 if (evt->fTarget != NULL && evt->fTarget != displayable)
109 continue;
110 int index = fEvents.find(evt);
111 fEvents.remove(index);
112 }
113 }
114