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 "SkTypes.h"
11
12#include "SkSnapshot.h"
13#include "SkAnimateMaker.h"
14#include "SkCanvas.h"
15#include "SkImageEncoder.h"
16
17#if SK_USE_CONDENSED_INFO == 0
18
19const SkMemberInfo SkSnapshot::fInfo[] = {
20    SK_MEMBER(filename, String),
21    SK_MEMBER(quality, Float),
22    SK_MEMBER(sequence, Boolean),
23    SK_MEMBER(type, BitmapEncoding)
24};
25
26#endif
27
28DEFINE_GET_MEMBER(SkSnapshot);
29
30SkSnapshot::SkSnapshot()
31{
32    quality     = 100 * SK_Scalar1;
33    type        = (SkImageEncoder::Type) -1;
34    sequence    = false;
35    fSeqVal     = 0;
36}
37
38#include "SkDevice.h"
39
40bool SkSnapshot::draw(SkAnimateMaker& maker) {
41    SkASSERT(type >= 0);
42    SkASSERT(filename.size() > 0);
43    SkImageEncoder* encoder = SkImageEncoder::Create((SkImageEncoder::Type) type);
44    if (!encoder) {
45        return false;
46    }
47    SkAutoTDelete<SkImageEncoder> ad(encoder);
48
49    SkString name(filename);
50    if (sequence) {
51        char num[4] = "000";
52        num[0] = (char) (num[0] + fSeqVal / 100);
53        num[1] = (char) (num[1] + fSeqVal / 10 % 10);
54        num[2] = (char) (num[2] + fSeqVal % 10);
55        name.append(num);
56        if (++fSeqVal > 999)
57            sequence = false;
58    }
59    if (type == SkImageEncoder::kJPEG_Type)
60        name.append(".jpg");
61    else if (type == SkImageEncoder::kPNG_Type)
62        name.append(".png");
63    encoder->encodeFile(name.c_str(),
64                        maker.fCanvas->getDevice()->accessBitmap(false),
65                        SkScalarFloor(quality));
66    return false;
67}
68