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third_party
skia
docs
examples
Path_addRRect_2.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=888edd4c4a91ca62ceb01bce8ab675b2
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REG_FIDDLE
(Path_addRRect_2, 256, 256,
false
, 0) {
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void
draw
(
SkCanvas
* canvas) {
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SkPaint
paint
;
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paint
.setAntiAlias(
true
);
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SkRRect
rrect;
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rrect.
setRectXY
({40, 40, 215, 215}, 50, 50);
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SkPath
path;
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path.addRRect(rrect);
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canvas->
drawPath
(path,
paint
);
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for
(
int
start
= 0;
start
< 8; ++
start
) {
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SkPath
textPath;
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textPath.
addRRect
(rrect,
SkPathDirection::kCW
,
start
);
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SkPathMeasure
pathMeasure(textPath,
false
);
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SkPoint
position;
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SkVector
tangent;
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if
(!pathMeasure.
getPosTan
(0, &position, &tangent)) {
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continue
;
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}
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SkRSXform
rsxForm =
SkRSXform::Make
(tangent.
fX
, tangent.
fY
,
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position.
fX
+ tangent.
fY
* 5, position.
fY
- tangent.
fX
* 5);
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SkFont
font(
fontMgr
->
matchFamilyStyle
(
nullptr
, {}), 12);
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auto
labels =
SkTextBlob::MakeFromRSXform
(&
"01234567"
[
start
], 1, &rsxForm, font);
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canvas->
drawTextBlob
(labels, 0, 0,
paint
);
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}
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}
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}
// END FIDDLE
SkPathDirection::kCW
@ kCW
draw
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition
aaclip.cpp:27
SkCanvas
Definition
SkCanvas.h:106
SkCanvas::drawPath
void drawPath(const SkPath &path, const SkPaint &paint)
Definition
SkCanvas.cpp:2071
SkCanvas::drawTextBlob
void drawTextBlob(const SkTextBlob *blob, SkScalar x, SkScalar y, const SkPaint &paint)
Definition
SkCanvas.cpp:2911
SkFontMgr::matchFamilyStyle
sk_sp< SkTypeface > matchFamilyStyle(const char familyName[], const SkFontStyle &) const
Definition
SkFontMgr.cpp:109
SkFont
Definition
SkFont.h:35
SkPaint
Definition
SkPaint.h:44
SkPathMeasure
Definition
SkPathMeasure.h:20
SkPathMeasure::getPosTan
bool getPosTan(SkScalar distance, SkPoint *position, SkVector *tangent)
Definition
SkPathMeasure.cpp:40
SkPath
Definition
SkPath.h:59
SkPath::addRRect
SkPath & addRRect(const SkRRect &rrect, SkPathDirection dir=SkPathDirection::kCW)
Definition
SkPath.cpp:990
SkRRect
Definition
SkRRect.h:35
SkRRect::setRectXY
void setRectXY(const SkRect &rect, SkScalar xRad, SkScalar yRad)
Definition
SkRRect.cpp:52
SkTextBlob::MakeFromRSXform
static sk_sp< SkTextBlob > MakeFromRSXform(const void *text, size_t byteLength, const SkRSXform xform[], const SkFont &font, SkTextEncoding encoding=SkTextEncoding::kUTF8)
Definition
SkTextBlob.cpp:831
paint
const Paint & paint
Definition
color_source.cc:38
fontMgr
sk_sp< SkFontMgr > fontMgr
Definition
examples.cpp:32
examples.h
REG_FIDDLE
#define REG_FIDDLE(NAME, W, H, TEXT, I)
Definition
examples.h:60
start
glong start
Definition
fl_accessible_text_field.cc:39
SkPoint
Definition
SkPoint_impl.h:163
SkPoint::fX
float fX
x-axis value
Definition
SkPoint_impl.h:164
SkPoint::fY
float fY
y-axis value
Definition
SkPoint_impl.h:165
SkRSXform
Definition
SkRSXform.h:23
SkRSXform::Make
static SkRSXform Make(SkScalar scos, SkScalar ssin, SkScalar tx, SkScalar ty)
Definition
SkRSXform.h:24
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