SkPixmapUtils.cpp File Reference

#include "include/codec/SkPixmapUtils.h"
#include "include/codec/SkEncodedOrigin.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkBlendMode.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkImage.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPixmap.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkSamplingOptions.h"
#include "include/core/SkSurface.h"
#include <utility>

Go to the source code of this file.

Namespaces
namespace	SkPixmapUtils

Functions
static bool	draw_orientation (const SkPixmap &dst, const SkPixmap &src, SkEncodedOrigin origin)
SK_API bool	SkPixmapUtils::Orient (const SkPixmap &dst, const SkPixmap &src, SkEncodedOrigin origin)
SK_API SkImageInfo	SkPixmapUtils::SwapWidthHeight (const SkImageInfo &info)

Function Documentation

draw_orientation()

static bool draw_orientation ( const SkPixmap &  dst, const SkPixmap &  src, SkEncodedOrigin  origin  )

static

Definition at line 24 of file SkPixmapUtils.cpp.

                                                                                               {
    auto surf = SkSurfaces::WrapPixels(dst.info(), dst.writable_addr(), dst.rowBytes());
    if (!surf) {
        return false;
    }
 
    SkBitmap bm;
    bm.installPixels(src);
 
    SkMatrix m = SkEncodedOriginToMatrix(origin, dst.width(), dst.height());
 
    SkPaint p;
    p.setBlendMode(SkBlendMode::kSrc);
    surf->getCanvas()->concat(m);
    surf->getCanvas()->drawImage(SkImages::RasterFromBitmap(bm), 0, 0, SkSamplingOptions(), &p);
    return true;
}