Main
Named Fiddles
Skia Fiddle
Skia Version:
3d1a3b
void draw(SkCanvas* canvas) { SkIRect center = { 20, 10, 50, 40 }; SkBitmap bitmap; bitmap.allocPixels(SkImageInfo::MakeN32Premul(60, 60)); SkCanvas bitCanvas(bitmap); SkPaint paint; SkColor gray = 0xFF000000; int left = 0; for (auto right: { center.fLeft, center.fRight, bitmap.width() } ) { int top = 0; for (auto bottom: { center.fTop, center.fBottom, bitmap.height() } ) { paint.setColor(gray); bitCanvas.drawIRect(SkIRect::MakeLTRB(left, top, right, bottom), paint); gray += 0x001f1f1f; top = bottom; } left = right; } sk_sp<SkImage> image = SkImage::MakeFromBitmap(bitmap); SkImage* imagePtr = image.get(); for (auto dest: { 20, 30, 40, 60, 90 } ) { canvas->drawImageNine(imagePtr, center, SkRect::MakeWH(dest, dest), nullptr); canvas->translate(dest + 4, 0); } }
Skia API Documentation