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- // Copyright 2019 Google LLC.
- // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
- #include "tools/fiddle/examples.h"
- // HASH=33a360c3404ac21db801943336843d8e
- REG_FIDDLE(Color_Type_ARGB_4444, 256, 96, false, 0) {
- void draw(SkCanvas* canvas) {
- canvas->scale(16, 16);
- SkBitmap bitmap;
- SkImageInfo imageInfo = SkImageInfo::Make(2, 2, kARGB_4444_SkColorType, kPremul_SkAlphaType);
- bitmap.allocPixels(imageInfo);
- SkCanvas offscreen(bitmap);
- offscreen.clear(SK_ColorGREEN);
- canvas->drawBitmap(bitmap, 0, 0);
- auto pack4444 = [](unsigned a, unsigned r, unsigned g, unsigned b) -> uint16_t {
- return (a << 0) | (b << 4) | (g << 8) | (r << 12);
- };
- uint16_t red4444[] = { pack4444(0xF, 0xF, 0x0, 0x0), pack4444(0xF, 0xb, 0x0, 0x0),
- pack4444(0xF, 0x7, 0x0, 0x0), pack4444(0xF, 0x3, 0x0, 0x0) };
- uint16_t blue4444[] = { pack4444(0xF, 0x0, 0x0, 0xF), pack4444(0xF, 0x0, 0x0, 0xb),
- pack4444(0xF, 0x0, 0x0, 0x7), pack4444(0xF, 0x0, 0x0, 0x3) };
- SkPixmap redPixmap(imageInfo, &red4444, imageInfo.minRowBytes());
- if (bitmap.writePixels(redPixmap, 0, 0)) {
- canvas->drawBitmap(bitmap, 2, 2);
- }
- SkPixmap bluePixmap(imageInfo, &blue4444, imageInfo.minRowBytes());
- if (bitmap.writePixels(bluePixmap, 0, 0)) {
- canvas->drawBitmap(bitmap, 4, 4);
- }
- }
- } // END FIDDLE
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