imagefilterscropped.cpp File Reference

#include "gm/gm.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkBlendMode.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkColorFilter.h"
#include "include/core/SkFont.h"
#include "include/core/SkImageFilter.h"
#include "include/core/SkPaint.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTypeface.h"
#include "include/core/SkTypes.h"
#include "include/effects/SkImageFilters.h"
#include "include/utils/SkTextUtils.h"
#include "tools/ToolUtils.h"
#include "tools/fonts/FontToolUtils.h"
#include <utility>

Go to the source code of this file.

Classes
class	ImageFiltersCroppedGM

Functions
static void	draw_paint (SkCanvas *canvas, const SkRect &r, sk_sp< SkImageFilter > imf)
static void	draw_path (SkCanvas *canvas, const SkRect &r, sk_sp< SkImageFilter > imf)
static void	draw_text (SkCanvas *canvas, const SkRect &r, sk_sp< SkImageFilter > imf)
static void	draw_bitmap (SkCanvas *canvas, const SkRect &r, sk_sp< SkImageFilter > imf)

Function Documentation

draw_bitmap()

static void draw_bitmap ( SkCanvas *  canvas, const SkRect &  r, sk_sp< SkImageFilter >  imf  )

static

Definition at line 60 of file imagefilterscropped.cpp.

                                                                                     {
    SkPaint paint;
 
    SkIRect bounds;
    r.roundOut(&bounds);
 
    auto surf = SkSurfaces::Raster(SkImageInfo::MakeN32Premul(bounds.width(), bounds.height()));
    draw_path(surf->getCanvas(), r, nullptr);
 
    paint.setImageFilter(std::move(imf));
    surf->draw(canvas, 0, 0, SkSamplingOptions(), &paint);
}

draw_paint()

static void draw_paint ( SkCanvas *  canvas, const SkRect &  r, sk_sp< SkImageFilter >  imf  )

static

Definition at line 33 of file imagefilterscropped.cpp.

                                                                                    {
    SkPaint paint;
    paint.setImageFilter(std::move(imf));
    paint.setColor(SK_ColorBLACK);
    canvas->save();
    canvas->clipRect(r);
    canvas->drawPaint(paint);
    canvas->restore();
}

draw_path()

static void draw_path ( SkCanvas *  canvas, const SkRect &  r, sk_sp< SkImageFilter >  imf  )

static

Definition at line 43 of file imagefilterscropped.cpp.

                                                                                   {
    SkPaint paint;
    paint.setColor(SK_ColorMAGENTA);
    paint.setImageFilter(std::move(imf));
    paint.setAntiAlias(true);
    canvas->drawCircle(r.centerX(), r.centerY(), r.width()*2/5, paint);
}

draw_text()

static void draw_text ( SkCanvas *  canvas, const SkRect &  r, sk_sp< SkImageFilter >  imf  )

static

Definition at line 51 of file imagefilterscropped.cpp.

                                                                                   {
    SkPaint paint;
    paint.setImageFilter(std::move(imf));
    paint.setColor(SK_ColorGREEN);
 
    SkFont font(ToolUtils::DefaultPortableTypeface(), r.height() / 2);
    SkTextUtils::DrawString(canvas, "Text", r.centerX(), r.centerY(), font, paint, SkTextUtils::kCenter_Align);
}