aboutsummaryrefslogtreecommitdiffhomepage
path: root/include/effects/SkMergeImageFilter.h
blob: b1a85d5c745b0777e414cad1df956cf2383601c0 (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
/*
 * Copyright 2012 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.
 */

#ifndef SkMergeImageFilter_DEFINED
#define SkMergeImageFilter_DEFINED

#include "SkImageFilter.h"

class SK_API SkMergeImageFilter : public SkImageFilter {
public:
    static sk_sp<SkImageFilter> Make(sk_sp<SkImageFilter>* const filters, int count,
                                     const CropRect* cropRect = nullptr);

    static sk_sp<SkImageFilter> Make(sk_sp<SkImageFilter> first, sk_sp<SkImageFilter> second,
                                     const CropRect* cropRect = nullptr) {
        sk_sp<SkImageFilter> array[] = {
            std::move(first),
            std::move(second),
        };
        return Make(array, 2, cropRect);
    }

    void toString(SkString* str) const override;
    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMergeImageFilter)

protected:
    void flatten(SkWriteBuffer&) const override;
    sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&,
                                        SkIPoint* offset) const override;
    sk_sp<SkImageFilter> onMakeColorSpace(SkColorSpaceXformer*) const override;
    bool onCanHandleComplexCTM() const override { return true; }

private:
    SkMergeImageFilter(sk_sp<SkImageFilter>* const filters, int count, const CropRect* cropRect);

    typedef SkImageFilter INHERITED;
};

#endif