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>
130 lines
4.0 KiB
C++
130 lines
4.0 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColor.h"
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#include "include/core/SkFilterQuality.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkScalar.h"
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#include "include/core/SkShader.h"
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#include "include/core/SkSize.h"
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#include "include/core/SkString.h"
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#include "include/core/SkTileMode.h"
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#include "include/core/SkTypes.h"
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namespace {
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// This GM draws a 3x3 grid (with the center element excluded) of rectangles
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// filled with a bitmap shader. The bitmap shader is transformed so that the
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// pattern cell is at the center (excluded) region.
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//
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// In Repeat and Mirror mode, this tests that the bitmap shader still draws
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// even though the pattern cell is outside the clip.
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//
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// In Clamp mode, this tests that the clamp is handled properly. For PDF,
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// (and possibly other exported formats) this also "tests" that the image itself
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// is not stored (well, you'll need to open it up with an external tool to
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// verify that).
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static SkBitmap create_bitmap() {
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SkBitmap bmp;
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bmp.allocN32Pixels(2, 2);
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uint32_t* pixels = reinterpret_cast<uint32_t*>(bmp.getPixels());
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pixels[0] = SkPreMultiplyColor(SK_ColorRED);
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pixels[1] = SkPreMultiplyColor(SK_ColorGREEN);
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pixels[2] = SkPreMultiplyColor(SK_ColorBLACK);
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pixels[3] = SkPreMultiplyColor(SK_ColorBLUE);
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return bmp;
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}
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constexpr SkScalar RECT_SIZE = 64;
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constexpr SkScalar SLIDE_SIZE = 300;
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class ClippedBitmapShadersGM : public skiagm::GM {
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public:
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ClippedBitmapShadersGM(SkTileMode mode, bool hq=false)
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: fMode(mode), fHQ(hq) {
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}
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protected:
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SkTileMode fMode;
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bool fHQ;
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SkString onShortName() override {
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SkString descriptor;
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switch (fMode) {
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case SkTileMode::kRepeat:
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descriptor = "tile";
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break;
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case SkTileMode::kMirror:
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descriptor = "mirror";
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break;
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case SkTileMode::kClamp:
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descriptor = "clamp";
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break;
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case SkTileMode::kDecal:
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descriptor = "decal";
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break;
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}
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descriptor.prepend("clipped-bitmap-shaders-");
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if (fHQ) {
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descriptor.append("-hq");
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}
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return descriptor;
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}
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SkISize onISize() override { return {300, 300}; }
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void onDraw(SkCanvas* canvas) override {
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SkBitmap bmp = create_bitmap();
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SkMatrix s;
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s.reset();
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s.setScale(8, 8);
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s.postTranslate(SLIDE_SIZE / 2, SLIDE_SIZE / 2);
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SkPaint paint;
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paint.setShader(bmp.makeShader(fMode, fMode, &s));
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if (fHQ) {
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paint.setFilterQuality(kHigh_SkFilterQuality);
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}
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SkScalar margin = (SLIDE_SIZE / 3 - RECT_SIZE) / 2;
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for (int i = 0; i < 3; i++) {
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SkScalar yOrigin = SLIDE_SIZE / 3 * i + margin;
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for (int j = 0; j < 3; j++) {
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SkScalar xOrigin = SLIDE_SIZE / 3 * j + margin;
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if (i == 1 && j == 1) {
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continue; // skip center element
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}
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SkRect rect = SkRect::MakeXYWH(xOrigin, yOrigin,
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RECT_SIZE, RECT_SIZE);
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canvas->save();
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canvas->clipRect(rect);
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canvas->drawRect(rect, paint);
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canvas->restore();
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}
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}
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}
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private:
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using INHERITED = GM;
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};
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} // namespace
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kRepeat); )
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kMirror); )
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kClamp); )
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kRepeat, true); )
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kMirror, true); )
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DEF_GM( return new ClippedBitmapShadersGM(SkTileMode::kClamp, true); )
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