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third_party
skia
docs
examples
Region_setRects.cpp
Go to the documentation of this file.
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// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "
tools/fiddle/examples.h
"
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// HASH=fc793a14ed76c096a68a755c963c1ee0
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REG_FIDDLE
(Region_setRects, 256, 70,
false
, 0) {
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void
draw
(
SkCanvas
* canvas) {
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SkIRect
rects[] = { {10, 10, 40, 40}, {20, 20, 50, 50}, {30, 30, 60, 60} };
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SkRegion
region;
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region.
setRects
(rects, std::size(rects));
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canvas->
drawRegion
(region,
SkPaint
());
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region.
setEmpty
();
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for
(
auto
add : rects) {
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region.
op
(add,
SkRegion::kUnion_Op
);
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}
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region.
translate
(100, 0);
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canvas->
drawRegion
(region,
SkPaint
());
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}
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}
// END FIDDLE
draw
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition
aaclip.cpp:27
SkCanvas
Definition
SkCanvas.h:106
SkCanvas::drawRegion
void drawRegion(const SkRegion ®ion, const SkPaint &paint)
Definition
SkCanvas.cpp:2009
SkPaint
Definition
SkPaint.h:44
SkRegion
Definition
SkRegion.h:30
SkRegion::translate
void translate(int dx, int dy)
Definition
SkRegion.h:349
SkRegion::setEmpty
bool setEmpty()
Definition
SkRegion.cpp:185
SkRegion::kUnion_Op
@ kUnion_Op
target unioned with operand
Definition
SkRegion.h:369
SkRegion::setRects
bool setRects(const SkIRect rects[], int count)
Definition
SkRegion.cpp:657
SkRegion::op
bool op(const SkIRect &rect, Op op)
Definition
SkRegion.h:384
examples.h
REG_FIDDLE
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition
examples.h:60
SkIRect
Definition
SkRect.h:32
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