aboutsummaryrefslogtreecommitdiffstats
path: root/src/animator/SkDrawBitmap.cpp
blob: a1d49d604ca13bb2fc6eace5f8efd1684b9ff374 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198

/*
 * Copyright 2006 The Android Open Source Project
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */


#include "SkDrawBitmap.h"
#include "SkAnimateMaker.h"
#include "SkCanvas.h"
#include "SkImageDecoder.h"
#include "SkPaint.h"
#include "SkStream.h"

#if SK_USE_CONDENSED_INFO == 0

const SkMemberInfo SkBaseBitmap::fInfo[] = {
    SK_MEMBER(x, Float),
    SK_MEMBER(y, Float)
};

#endif

DEFINE_GET_MEMBER(SkBaseBitmap);

SkBaseBitmap::SkBaseBitmap() : x(0), y(0) {
}

SkBaseBitmap::~SkBaseBitmap() {
}

bool SkBaseBitmap::draw(SkAnimateMaker& maker) {
    SkBoundableAuto boundable(this, maker);
    maker.fCanvas->drawBitmap(fBitmap, x, y, maker.fPaint);
    return false;
}

enum SkDrawBitmap_Properties {
    SK_PROPERTY(erase)
};

#if SK_USE_CONDENSED_INFO == 0

const SkMemberInfo SkDrawBitmap::fInfo[] = {
    SK_MEMBER_INHERITED,
    SK_MEMBER_PROPERTY(erase, ARGB),
    SK_MEMBER(format, BitmapFormat),
    SK_MEMBER(height, Int),
    SK_MEMBER(rowBytes, Int),
    SK_MEMBER(width, Int),
};

#endif

DEFINE_GET_MEMBER(SkDrawBitmap);

SkDrawBitmap::SkDrawBitmap() : format((SkBitmap::Config) -1), height(-1), 
    rowBytes(0),    width(-1), fColor(0), fColorSet(false) {
}

SkDrawBitmap::~SkDrawBitmap() {
}

#ifdef SK_DUMP_ENABLED
void SkDrawBitmap::dump(SkAnimateMaker* maker) {
    dumpBase(maker);
    dumpAttrs(maker);
    if (fColorSet)
        SkDebugf("erase=\"argb(%d,%d,%d,%d)\" ", SkColorGetA(fColor)/255, SkColorGetR(fColor),
            SkColorGetG(fColor), SkColorGetB(fColor));
    if (rowBytes > 0)
        SkDebugf("rowBytes=\"%d\" ", rowBytes);
    const char* formatName;
    switch (format) {
        case 0: formatName = "none"; break;
        case 1: formatName = "A1"; break;
        case 2: formatName = "A8"; break;
        case 3: formatName = "Index8"; break;
        case 4: formatName = "RGB16"; break;
        case 5: formatName = "RGB32"; break;
    }
    SkDebugf("format=\"%s\" />\n", formatName);
}
#endif

void SkDrawBitmap::onEndElement(SkAnimateMaker& maker) {
    SkASSERT(format != (SkBitmap::Config) -1);
    SkASSERT(width != -1);
    SkASSERT(height != -1);
    SkASSERT(rowBytes >= 0);
    fBitmap.setConfig((SkBitmap::Config) format, width, height, rowBytes);
    fBitmap.allocPixels();
    if (fColorSet)
        fBitmap.eraseColor(fColor);
}

bool SkDrawBitmap::setProperty(int index, SkScriptValue& value)
{
    switch (index) {
        case SK_PROPERTY(erase):
            SkASSERT(value.fType == SkType_ARGB);
            fColor = value.fOperand.fS32;
            fColorSet = true;
            break;
        default:
            SkASSERT(0);
            return false;
    }
    return true;
}


enum SkImage_Properties {
    SK_PROPERTY(height),
    SK_PROPERTY(width)
};

#if SK_USE_CONDENSED_INFO == 0

const SkMemberInfo SkImage::fInfo[] = {
    SK_MEMBER_INHERITED,
    SK_MEMBER(base64, Base64),
    SK_MEMBER_PROPERTY(height, Int),
    SK_MEMBER(src, String),
    SK_MEMBER_PROPERTY(width, Int)
};

#endif

DEFINE_GET_MEMBER(SkImage);

SkImage::SkImage() : fDirty(true), fUriBase(NULL) {
    base64.fData = NULL;
    base64.fLength = 0;
}

SkImage::~SkImage() {
    delete[] base64.fData; 
}

SkDisplayable* SkImage::deepCopy(SkAnimateMaker* maker) {
    SkDisplayable* copy = INHERITED::deepCopy(maker);
    ((SkImage*) copy)->fUriBase = ((SkImage*) this)->fUriBase;
    return copy;
}

void SkImage::dirty() {
    fDirty = true;
}

bool SkImage::draw(SkAnimateMaker& maker) {
    if (fDirty) 
        resolve();
    return INHERITED::draw(maker);
}

bool SkImage::getProperty(int index, SkScriptValue* value) const {
    if (fDirty) 
        resolve();
    switch (index) {
        case SK_PROPERTY(height):
            value->fOperand.fS32 = fBitmap.height();
            break;
        case SK_PROPERTY(width):
            value->fOperand.fS32 = fBitmap.width();
            break;
    default:
        SkASSERT(0);
        return false;
    }
    value->fType = SkType_Int;
    return true;
}

void SkImage::onEndElement(SkAnimateMaker& maker) {
    fUriBase = maker.fPrefix.c_str();
}

void SkImage::resolve() {
    fDirty = false;
    if (base64.fData) {
        fBitmap.reset();
        SkImageDecoder::DecodeMemory(base64.fData, base64.fLength, &fBitmap);
    } else if (src.size()) {
        if (fLast.equals(src))
            return;
        fLast.set(src);
        fBitmap.reset();
        
        //SkStream* stream = SkStream::GetURIStream(fUriBase, src.c_str());
        SkStream* stream = new SkFILEStream(src.c_str());

        SkAutoTDelete<SkStream> autoDel(stream);
        SkImageDecoder::DecodeStream(stream, &fBitmap);
    }   
}