Flutter Engine
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Image_Filter_Methods.cpp
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1// Copyright 2019 Google LLC.
2// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4// HASH=ece04ee3d3761e3425f37c8f06f054c1
5REG_FIDDLE(Image_Filter_Methods, 256, 256, false, 0) {
7
8void draw(SkCanvas* canvas) {
11 paint.setStrokeWidth(2);
12 SkRegion region;
13 region.op({10, 10, 50, 50}, SkRegion::kUnion_Op);
14 region.op({10, 50, 90, 90}, SkRegion::kUnion_Op);
15 paint.setImageFilter(SkImageFilters::Blur(5.0f, 5.0f, nullptr));
16 canvas->drawRegion(region, paint);
17 paint.setImageFilter(nullptr);
19 canvas->translate(100, 100);
20 canvas->drawRegion(region, paint);
21}
22} // END FIDDLE
@ kNormal_SkBlurStyle
fuzzy inside and outside
Definition SkBlurTypes.h:12
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition aaclip.cpp:27
void translate(SkScalar dx, SkScalar dy)
void drawRegion(const SkRegion &region, const SkPaint &paint)
static sk_sp< SkImageFilter > Blur(SkScalar sigmaX, SkScalar sigmaY, SkTileMode tileMode, sk_sp< SkImageFilter > input, const CropRect &cropRect={})
static sk_sp< SkMaskFilter > MakeBlur(SkBlurStyle style, SkScalar sigma, bool respectCTM=true)
@ kStroke_Style
set to stroke geometry
Definition SkPaint.h:194
@ kUnion_Op
target unioned with operand
Definition SkRegion.h:369
bool op(const SkIRect &rect, Op op)
Definition SkRegion.h:384
const Paint & paint
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition examples.h:60