1/* libs/graphics/animator/SkDrawTo.cpp
2**
3** Copyright 2006, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#include "SkDrawTo.h"
19#include "SkAnimateMaker.h"
20#include "SkCanvas.h"
21#include "SkDrawBitmap.h"
22
23#if SK_USE_CONDENSED_INFO == 0
24
25const SkMemberInfo SkDrawTo::fInfo[] = {
26    SK_MEMBER(drawOnce, Boolean),
27    SK_MEMBER(use, Bitmap)
28};
29
30#endif
31
32DEFINE_GET_MEMBER(SkDrawTo);
33
34SkDrawTo::SkDrawTo() : drawOnce(false), use(NULL), fDrawnOnce(false) {
35}
36
37#if 0
38SkDrawTo::~SkDrawTo() {
39    SkASSERT(0);
40}
41#endif
42
43bool SkDrawTo::draw(SkAnimateMaker& maker) {
44    if (fDrawnOnce)
45        return false;
46    SkCanvas canvas(use->fBitmap);
47    SkCanvas* save = maker.fCanvas;
48    maker.fCanvas = &canvas;
49    INHERITED::draw(maker);
50    maker.fCanvas = save;
51    fDrawnOnce = drawOnce;
52    return false;
53}
54
55#ifdef SK_DUMP_ENABLED
56void SkDrawTo::dump(SkAnimateMaker* maker) {
57    dumpBase(maker);
58    dumpAttrs(maker);
59    if (use)
60        SkDebugf("use=\"%s\" ", use->id);
61    dumpDrawables(maker);
62}
63#endif
64
65