skia2/docs/examples/Canvas_drawImageNine_2.cpp
Mike Reed 9911630fc2 Hide misc non-sampling draw methods
Related chrome CL:
https://chromium-review.googlesource.com/c/chromium/src/+/2646604

Bug: skia:7650
Change-Id: I1069a6151cb70bb6d2c743cf2513f47284c9df7b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/358221
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Auto-Submit: Mike Reed <reed@google.com>
2021-01-25 17:54:56 +00:00

32 lines
1.2 KiB
C++

// 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=d597d9af8d17fd93e634dd12017058e2
REG_FIDDLE(Canvas_drawImageNine_2, 256, 128, false, 0) {
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 = bitmap.asImage();
for (auto dest: { 20, 30, 40, 60, 90 } ) {
canvas->drawImageNine(image.get(), center, SkRect::MakeWH(dest, 110 - dest),
SkFilterMode::kNearest, nullptr);
canvas->translate(dest + 4, 0);
}
}
} // END FIDDLE