c245574ba3
This reverts commit Ib4a154cdd5f5d1dcac921ef50d53b79a2d6a1be8.
Reason for revert: new assert from 100K bot
Original change's description:
> Revert[6] "replace SkXfermode obj with SkBlendMode enum in paints"
>
> - perform version check in CreateProc for XfermodeImageFilter and ArithmeticImageFilter
> This reverts commit 3ed485f424.
>
> BUG=skia:
>
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2992
>
> Change-Id: Ib4a154cdd5f5d1dcac921ef50d53b79a2d6a1be8
> Reviewed-on: https://skia-review.googlesource.com/2992
> Reviewed-by: Mike Reed <reed@google.com>
> Commit-Queue: Mike Reed <reed@google.com>
>
TBR=reed@google.com,reviews@skia.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
Change-Id: I848e5a69c5cd67f2c14889f4f0a346652578c4ff
Reviewed-on: https://skia-review.googlesource.com/3023
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Mike Reed <reed@google.com>
129 lines
3.9 KiB
C++
129 lines
3.9 KiB
C++
/*
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* Copyright 2011 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 "SampleCode.h"
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#include "SkView.h"
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#include "SkCanvas.h"
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#include "SkColorPriv.h"
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#include "SkShader.h"
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static const struct {
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SkXfermode::Mode fMode;
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const char* fLabel;
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} gModes[] = {
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{ SkXfermode::kClear_Mode, "Clear" },
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{ SkXfermode::kSrc_Mode, "Src" },
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{ SkXfermode::kDst_Mode, "Dst" },
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{ SkXfermode::kSrcOver_Mode, "SrcOver" },
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{ SkXfermode::kDstOver_Mode, "DstOver" },
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{ SkXfermode::kSrcIn_Mode, "SrcIn" },
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{ SkXfermode::kDstIn_Mode, "DstIn" },
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{ SkXfermode::kSrcOut_Mode, "SrcOut" },
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{ SkXfermode::kDstOut_Mode, "DstOut" },
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{ SkXfermode::kSrcATop_Mode, "SrcATop" },
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{ SkXfermode::kDstATop_Mode, "DstATop" },
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{ SkXfermode::kXor_Mode, "Xor" },
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};
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const int gWidth = 64;
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const int gHeight = 64;
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const SkScalar W = SkIntToScalar(gWidth);
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const SkScalar H = SkIntToScalar(gHeight);
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static SkScalar drawCell(SkCanvas* canvas, sk_sp<SkXfermode> mode, SkAlpha a0, SkAlpha a1) {
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SkPaint paint;
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paint.setAntiAlias(true);
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SkRect r = SkRect::MakeWH(W, H);
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r.inset(W/10, H/10);
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paint.setColor(SK_ColorBLUE);
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paint.setAlpha(a0);
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canvas->drawOval(r, paint);
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paint.setColor(SK_ColorRED);
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paint.setAlpha(a1);
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paint.setXfermode(mode);
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for (int angle = 0; angle < 24; ++angle) {
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SkScalar x = SkScalarCos(SkIntToScalar(angle) * (SK_ScalarPI * 2) / 24) * gWidth;
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SkScalar y = SkScalarSin(SkIntToScalar(angle) * (SK_ScalarPI * 2) / 24) * gHeight;
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paint.setStrokeWidth(SK_Scalar1 * angle * 2 / 24);
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canvas->drawLine(W/2, H/2, W/2 + x, H/2 + y, paint);
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}
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return H;
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}
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static sk_sp<SkShader> make_bg_shader() {
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SkBitmap bm;
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bm.allocN32Pixels(2, 2);
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*bm.getAddr32(0, 0) = *bm.getAddr32(1, 1) = 0xFFFFFFFF;
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*bm.getAddr32(1, 0) = *bm.getAddr32(0, 1) = SkPackARGB32(0xFF, 0xCC, 0xCC, 0xCC);
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SkMatrix m;
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m.setScale(SkIntToScalar(6), SkIntToScalar(6));
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return SkShader::MakeBitmapShader(bm, SkShader::kRepeat_TileMode,
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SkShader::kRepeat_TileMode, &m);
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}
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class HairModesView : public SampleView {
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SkPaint fBGPaint;
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public:
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HairModesView() {
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fBGPaint.setShader(make_bg_shader());
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}
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protected:
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// overrides from SkEventSink
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virtual bool onQuery(SkEvent* evt) {
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if (SampleCode::TitleQ(*evt)) {
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SampleCode::TitleR(evt, "HairlineModes");
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return true;
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}
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return this->INHERITED::onQuery(evt);
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}
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virtual void onDrawContent(SkCanvas* canvas) {
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const SkRect bounds = SkRect::MakeWH(W, H);
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static const SkAlpha gAlphaValue[] = { 0xFF, 0x88, 0x88 };
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canvas->translate(SkIntToScalar(4), SkIntToScalar(4));
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for (int alpha = 0; alpha < 4; ++alpha) {
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canvas->save();
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canvas->save();
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for (size_t i = 0; i < SK_ARRAY_COUNT(gModes); ++i) {
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if (6 == i) {
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canvas->restore();
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canvas->translate(W * 5, 0);
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canvas->save();
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}
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canvas->drawRect(bounds, fBGPaint);
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canvas->saveLayer(&bounds, nullptr);
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SkScalar dy = drawCell(canvas, SkXfermode::Make(gModes[i].fMode),
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gAlphaValue[alpha & 1],
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gAlphaValue[alpha & 2]);
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canvas->restore();
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canvas->translate(0, dy * 5 / 4);
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}
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canvas->restore();
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canvas->restore();
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canvas->translate(W * 5 / 4, 0);
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}
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}
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private:
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typedef SampleView INHERITED;
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};
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///////////////////////////////////////////////////////////////////////////////
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static SkView* MyFactory() { return new HairModesView; }
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static SkViewRegister reg(MyFactory);
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