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
25 const SkMemberInfo SkDrawTo::fInfo[] = {
26 SK_MEMBER(drawOnce, Boolean),
27 SK_MEMBER(use, Bitmap)
28 };
29
30 #endif
31
32 DEFINE_GET_MEMBER(SkDrawTo);
33
SkDrawTo()34 SkDrawTo::SkDrawTo() : drawOnce(false), use(NULL), fDrawnOnce(false) {
35 }
36
37 #if 0
38 SkDrawTo::~SkDrawTo() {
39 SkASSERT(0);
40 }
41 #endif
42
draw(SkAnimateMaker & maker)43 bool 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
dump(SkAnimateMaker * maker)56 void 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