1 // Copyright 2019 Google LLC.
2 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3 #include "tools/fiddle/examples.h"
4 // HASH=3f5aeb870104187643197354a7f1d27a
5 REG_FIDDLE(Surface_MakeRasterDirect, 256, 256, true, 0) {
draw(SkCanvas *)6 void draw(SkCanvas* ) {
7     SkImageInfo info = SkImageInfo::MakeN32Premul(3, 3);
8     const size_t size = info.computeMinByteSize();
9     SkAutoTMalloc<SkPMColor> storage(size);
10     SkPMColor* pixels = storage.get();
11     sk_sp<SkSurface> surface(SkSurface::MakeRasterDirect(info, pixels, info.minRowBytes()));
12     SkCanvas* canvas = surface->getCanvas();
13     canvas->clear(SK_ColorWHITE);
14     SkPMColor pmWhite = pixels[0];
15     SkPaint paint;
16     canvas->drawPoint(1, 1, paint);
17     canvas->flush();  // ensure that point was drawn
18     for (int y = 0; y < info.height(); ++y) {
19         for (int x = 0; x < info.width(); ++x) {
20             SkDebugf("%c", *pixels++ == pmWhite ? '-' : 'x');
21         }
22         SkDebugf("\n");
23     }
24 }
25 }  // END FIDDLE
26