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 "SkDrawShader.h"
11#include "SkDrawBitmap.h"
12#include "SkDrawMatrix.h"
13#include "SkDrawPaint.h"
14
15#if SK_USE_CONDENSED_INFO == 0
16
17const SkMemberInfo SkDrawShader::fInfo[] = {
18    SK_MEMBER(matrix, Matrix),
19    SK_MEMBER(tileMode, TileMode)
20};
21
22#endif
23
24DEFINE_GET_MEMBER(SkDrawShader);
25
26SkDrawShader::SkDrawShader() : matrix(nullptr),
27    tileMode(SkShader::kClamp_TileMode) {
28}
29
30bool SkDrawShader::add() {
31    if (fPaint->shader != (SkDrawShader*) -1)
32        return true;
33    fPaint->shader = this;
34    fPaint->fOwnsShader = true;
35    return false;
36}
37
38SkMatrix* SkDrawShader::getMatrix() {
39    return matrix ? &matrix->getMatrix() : nullptr;
40}
41
42#if SK_USE_CONDENSED_INFO == 0
43
44const SkMemberInfo SkDrawBitmapShader::fInfo[] = {
45    SK_MEMBER_INHERITED,
46    SK_MEMBER(filterBitmap, Boolean),
47    SK_MEMBER(image, BaseBitmap)
48};
49
50#endif
51
52DEFINE_GET_MEMBER(SkDrawBitmapShader);
53
54SkDrawBitmapShader::SkDrawBitmapShader() : filterBitmap(-1), image(nullptr) {}
55
56bool SkDrawBitmapShader::add() {
57    if (fPaint->shader != (SkDrawShader*) -1)
58        return true;
59    fPaint->shader = this;
60    fPaint->fOwnsShader = true;
61    return false;
62}
63
64SkShader* SkDrawBitmapShader::getShader() {
65    if (image == nullptr)
66        return nullptr;
67
68    // note: bitmap shader now supports independent tile modes for X and Y
69    // we pass the same to both, but later we should extend this flexibility
70    // to the xml (e.g. tileModeX="repeat" tileModeY="clmap")
71    //
72    // oops, bitmapshader no longer takes filterBitmap, but deduces it at
73    // draw-time from the paint
74    return SkShader::CreateBitmapShader(image->fBitmap,
75                                        (SkShader::TileMode) tileMode,
76                                        (SkShader::TileMode) tileMode,
77                                        getMatrix());
78}
79