7571f9e490
Mechanically updated via Xcode "Replace Regular Expression": typedef (.*) INHERITED; --> using INHERITED = $1; The ClangTidy approach generated an even larger CL which would have required a significant amount of hand-tweaking to be usable. Change-Id: I671dc9d9efdf6d60151325c8d4d13fad7e10a15b Reviewed-on: https://skia-review.googlesource.com/c/skia/+/314999 Commit-Queue: Mike Klein <mtklein@google.com> Reviewed-by: Mike Klein <mtklein@google.com> Auto-Submit: John Stiles <johnstiles@google.com>
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
/*
|
|
* Copyright 2011 Google Inc.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
#include "gm/gm.h"
|
|
#include "include/core/SkBitmap.h"
|
|
#include "include/core/SkCanvas.h"
|
|
#include "include/core/SkColor.h"
|
|
#include "include/core/SkPaint.h"
|
|
#include "include/core/SkRect.h"
|
|
#include "include/core/SkScalar.h"
|
|
#include "include/core/SkSize.h"
|
|
#include "include/core/SkString.h"
|
|
|
|
namespace skiagm {
|
|
|
|
static void create_bitmap(SkBitmap* bitmap) {
|
|
const int W = 100;
|
|
const int H = 100;
|
|
bitmap->allocN32Pixels(W, H);
|
|
|
|
SkCanvas canvas(*bitmap);
|
|
canvas.drawColor(SK_ColorRED);
|
|
SkPaint paint;
|
|
paint.setColor(SK_ColorBLUE);
|
|
canvas.drawCircle(SkIntToScalar(W)/2, SkIntToScalar(H)/2, SkIntToScalar(W)/2, paint);
|
|
}
|
|
|
|
class ExtractBitmapGM : public GM {
|
|
public:
|
|
ExtractBitmapGM() {}
|
|
|
|
protected:
|
|
SkString onShortName() override {
|
|
return SkString("extractbitmap");
|
|
}
|
|
|
|
SkISize onISize() override {
|
|
return SkISize::Make(600, 600);
|
|
}
|
|
|
|
void onDraw(SkCanvas* canvas) override {
|
|
SkBitmap bitmap;
|
|
create_bitmap(&bitmap);
|
|
int x = bitmap.width() / 2;
|
|
int y = bitmap.height() / 2;
|
|
|
|
canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
|
|
|
|
canvas->drawBitmap(bitmap, 0, 0);
|
|
|
|
{
|
|
// Do some subset drawing. This will test that an SkGPipe properly
|
|
// handles the case where bitmaps share a pixelref
|
|
// Draw the bottom right fourth of the bitmap over the top left
|
|
SkBitmap subset;
|
|
bitmap.extractSubset(&subset, SkIRect::MakeXYWH(x, y, x, y));
|
|
canvas->drawBitmap(subset, 0, 0);
|
|
// Draw the top left corner over the bottom right
|
|
bitmap.extractSubset(&subset, SkIRect::MakeWH(x, y));
|
|
canvas->drawBitmap(subset, SkIntToScalar(x), SkIntToScalar(y));
|
|
// Draw a subset which has the same height and pixelref offset but a
|
|
// different width
|
|
bitmap.extractSubset(&subset, SkIRect::MakeWH(x, bitmap.height()));
|
|
SkAutoCanvasRestore autoRestore(canvas, true);
|
|
canvas->translate(0, SkIntToScalar(bitmap.height() + 20));
|
|
canvas->drawBitmap(subset, 0, 0);
|
|
// Now draw a subet which has the same width and pixelref offset but
|
|
// a different height
|
|
bitmap.extractSubset(&subset, SkIRect::MakeWH(bitmap.height(), y));
|
|
canvas->translate(0, SkIntToScalar(bitmap.height() + 20));
|
|
canvas->drawBitmap(subset, 0, 0);
|
|
}
|
|
}
|
|
|
|
private:
|
|
using INHERITED = GM;
|
|
};
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
DEF_GM( return new ExtractBitmapGM; )
|
|
|
|
} // namespace skiagm
|