PathEffectsSlide.cpp File Reference

#include "include/core/SkCanvas.h"
#include "include/core/SkColorPriv.h"
#include "include/core/SkPath.h"
#include "include/core/SkPathEffect.h"
#include "include/core/SkPathMeasure.h"
#include "include/core/SkRegion.h"
#include "include/core/SkShader.h"
#include "include/effects/Sk1DPathEffect.h"
#include "include/effects/SkCornerPathEffect.h"
#include "include/effects/SkGradientShader.h"
#include "src/base/SkRandom.h"
#include "src/base/SkUTF.h"
#include "tools/timer/TimeUtils.h"
#include "tools/viewer/Slide.h"
#include "include/core/SkColorFilter.h"

Go to the source code of this file.

Classes
class	PathEffectSlide

Macros
#define	CORNER_RADIUS   12

Functions
static sk_sp< SkPathEffect >	make_pe (int flags, SkScalar phase)
static sk_sp< SkPathEffect >	make_warp_pe (SkScalar phase)

Variables
static const int	gXY []

Macro Definition Documentation

CORNER_RADIUS

#define CORNER_RADIUS   12

Definition at line 23 of file PathEffectsSlide.cpp.

Function Documentation

make_pe()

static sk_sp< SkPathEffect > make_pe ( int  flags, SkScalar  phase  )

static

Definition at line 29 of file PathEffectsSlide.cpp.

                                                              {
    if (flags == 1) {
        return SkCornerPathEffect::Make(SkIntToScalar(CORNER_RADIUS));
    }
 
    SkPath  path;
    path.moveTo(SkIntToScalar(gXY[0]), SkIntToScalar(gXY[1]));
    for (unsigned i = 2; i < std::size(gXY); i += 2)
        path.lineTo(SkIntToScalar(gXY[i]), SkIntToScalar(gXY[i+1]));
    path.close();
    path.offset(SkIntToScalar(-6), 0);
 
    auto outer = SkPath1DPathEffect::Make(path, 12, phase, SkPath1DPathEffect::kRotate_Style);
 
    if (flags == 2)
        return outer;
 
    auto inner = SkCornerPathEffect::Make(SkIntToScalar(CORNER_RADIUS));
 
    return SkPathEffect::MakeCompose(outer, inner);
}

make_warp_pe()

static sk_sp< SkPathEffect > make_warp_pe ( SkScalar  phase )

static

Definition at line 51 of file PathEffectsSlide.cpp.

                                                        {
    SkPath  path;
    path.moveTo(SkIntToScalar(gXY[0]), SkIntToScalar(gXY[1]));
    for (unsigned i = 2; i < std::size(gXY); i += 2) {
        path.lineTo(SkIntToScalar(gXY[i]), SkIntToScalar(gXY[i+1]));
    }
    path.close();
    path.offset(SkIntToScalar(-6), 0);
 
    auto outer = SkPath1DPathEffect::Make(
        path, 12, phase, SkPath1DPathEffect::kMorph_Style);
    auto inner = SkCornerPathEffect::Make(SkIntToScalar(CORNER_RADIUS));
 
    return SkPathEffect::MakeCompose(outer, inner);
}

Variable Documentation

gXY

const int gXY[]

static

Initial value:

= {
    4, 0, 0, -4, 8, -4, 12, 0, 8, 4, 0, 4
}

Definition at line 25 of file PathEffectsSlide.cpp.

                         {
    4, 0, 0, -4, 8, -4, 12, 0, 8, 4, 0, 4
};