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=c6197d204ef9e4ccfb583242651fb2a7
REG_FIDDLE(Surface_MakeRaster_2, 256, 256, true, 0)5 REG_FIDDLE(Surface_MakeRaster_2, 256, 256, true, 0) {
6 void draw(SkCanvas* ) {
7 SkImageInfo info = SkImageInfo::MakeN32Premul(3, 3);
8 sk_sp<SkSurface> surface(SkSurface::MakeRaster(info));
9 SkCanvas* canvas = surface->getCanvas();
10 canvas->clear(SK_ColorWHITE);
11 SkPixmap pixmap;
12 if (surface->peekPixels(&pixmap)) {
13 const uint32_t* colorPtr = pixmap.addr32();
14 SkPMColor pmWhite = colorPtr[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", colorPtr[x] == pmWhite ? '-' : 'x');
21 }
22 colorPtr += info.width();
23 SkDebugf("\n");
24 }
25 }
26 }
27 } // END FIDDLE
28