2014-10-31 13:55:45 +00:00
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/*
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* Copyright 2014 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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2018-03-14 19:07:43 +00:00
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2014-10-31 13:55:45 +00:00
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#include "SkBitmap.h"
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2018-03-14 19:07:43 +00:00
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#include "SkBlendMode.h"
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#include "SkCanvas.h"
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#include "SkColor.h"
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#include "SkFontStyle.h"
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2014-10-31 13:55:45 +00:00
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#include "SkGradientShader.h"
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2018-03-14 19:07:43 +00:00
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#include "SkImageInfo.h"
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#include "SkMatrix.h"
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#include "SkPaint.h"
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#include "SkRect.h"
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#include "SkRefCnt.h"
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#include "SkScalar.h"
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2014-10-31 13:55:45 +00:00
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#include "SkShader.h"
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2018-03-14 19:07:43 +00:00
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#include "SkSize.h"
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#include "SkString.h"
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2018-10-25 20:12:39 +00:00
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#include "SkTextUtils.h"
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2018-03-14 19:07:43 +00:00
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#include "SkTypeface.h"
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#include "SkTypes.h"
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2018-08-21 15:45:46 +00:00
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#include "SkUTF.h"
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2018-03-14 19:07:43 +00:00
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#include "gm.h"
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#include "sk_tool_utils.h"
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2014-10-31 13:55:45 +00:00
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namespace skiagm {
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static uint16_t gData[] = { 0xFFFF, 0xCCCF, 0xCCCF, 0xFFFF };
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2017-04-25 15:09:16 +00:00
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class ColorEmojiBlendModesGM : public GM {
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2014-10-31 13:55:45 +00:00
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public:
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const static int W = 64;
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const static int H = 64;
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2017-04-25 15:09:16 +00:00
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ColorEmojiBlendModesGM() {}
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2015-05-21 13:15:28 +00:00
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protected:
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void onOnceBeforeDraw() override {
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2014-10-31 13:55:45 +00:00
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const SkColor colors[] = {
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE,
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SK_ColorMAGENTA, SK_ColorCYAN, SK_ColorYELLOW
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};
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SkMatrix local;
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local.setRotate(180);
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SkPaint paint;
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paint.setAntiAlias(true);
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2016-03-09 17:50:50 +00:00
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paint.setShader(SkGradientShader::MakeSweep(0, 0, colors, nullptr, SK_ARRAY_COUNT(colors),
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0, &local));
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2014-10-31 13:55:45 +00:00
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2016-05-31 18:42:36 +00:00
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sk_sp<SkTypeface> orig(sk_tool_utils::create_portable_typeface("serif",
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2017-07-27 14:45:29 +00:00
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SkFontStyle::Bold()));
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2015-08-27 14:41:13 +00:00
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if (nullptr == orig) {
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2016-05-12 17:09:30 +00:00
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orig = SkTypeface::MakeDefault();
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2014-10-31 13:55:45 +00:00
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}
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2017-04-25 15:09:16 +00:00
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fColorType = sk_tool_utils::emoji_typeface();
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2014-10-31 13:55:45 +00:00
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2015-05-21 13:15:28 +00:00
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fBG.installPixels(SkImageInfo::Make(2, 2, kARGB_4444_SkColorType,
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kOpaque_SkAlphaType), gData, 4);
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2014-10-31 13:55:45 +00:00
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}
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2015-03-26 01:17:31 +00:00
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virtual SkString onShortName() override {
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2017-04-25 15:09:16 +00:00
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SkString name("coloremoji_blendmodes");
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2017-11-15 15:42:46 +00:00
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name.append(sk_tool_utils::platform_font_manager());
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return name;
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2014-10-31 13:55:45 +00:00
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}
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2015-03-26 01:17:31 +00:00
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virtual SkISize onISize() override {
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2014-10-31 13:55:45 +00:00
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return SkISize::Make(400, 640);
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}
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2015-03-26 01:17:31 +00:00
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virtual void onDraw(SkCanvas* canvas) override {
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2014-10-31 13:55:45 +00:00
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canvas->translate(SkIntToScalar(10), SkIntToScalar(20));
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2017-03-15 16:19:37 +00:00
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const SkBlendMode gModes[] = {
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SkBlendMode::kClear,
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SkBlendMode::kSrc,
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SkBlendMode::kDst,
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SkBlendMode::kSrcOver,
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SkBlendMode::kDstOver,
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SkBlendMode::kSrcIn,
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SkBlendMode::kDstIn,
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SkBlendMode::kSrcOut,
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SkBlendMode::kDstOut,
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SkBlendMode::kSrcATop,
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SkBlendMode::kDstATop,
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SkBlendMode::kXor,
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SkBlendMode::kPlus,
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SkBlendMode::kModulate,
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SkBlendMode::kScreen,
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SkBlendMode::kOverlay,
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SkBlendMode::kDarken,
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SkBlendMode::kLighten,
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SkBlendMode::kColorDodge,
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SkBlendMode::kColorBurn,
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SkBlendMode::kHardLight,
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SkBlendMode::kSoftLight,
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SkBlendMode::kDifference,
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SkBlendMode::kExclusion,
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SkBlendMode::kMultiply,
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SkBlendMode::kHue,
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SkBlendMode::kSaturation,
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SkBlendMode::kColor,
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SkBlendMode::kLuminosity,
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2014-10-31 13:55:45 +00:00
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};
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const SkScalar w = SkIntToScalar(W);
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const SkScalar h = SkIntToScalar(H);
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SkMatrix m;
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m.setScale(SkIntToScalar(6), SkIntToScalar(6));
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2016-03-09 17:50:50 +00:00
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auto s = SkShader::MakeBitmapShader(fBG, SkShader::kRepeat_TileMode,
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SkShader::kRepeat_TileMode, &m);
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2014-10-31 13:55:45 +00:00
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2019-01-03 20:45:53 +00:00
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SkFont labelFont(sk_tool_utils::create_portable_typeface());
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2014-10-31 13:55:45 +00:00
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SkPaint textP;
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textP.setAntiAlias(true);
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2019-01-03 20:45:53 +00:00
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SkFont textFont(fColorType, 70);
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2014-10-31 13:55:45 +00:00
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const int W = 5;
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SkScalar x0 = 0;
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SkScalar y0 = 0;
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SkScalar x = x0, y = y0;
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for (size_t i = 0; i < SK_ARRAY_COUNT(gModes); i++) {
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SkRect r;
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r.set(x, y, x+w, y+h);
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SkPaint p;
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p.setStyle(SkPaint::kFill_Style);
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p.setShader(s);
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canvas->drawRect(r, p);
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r.inset(-SK_ScalarHalf, -SK_ScalarHalf);
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p.setStyle(SkPaint::kStroke_Style);
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2015-08-27 14:41:13 +00:00
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p.setShader(nullptr);
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2014-10-31 13:55:45 +00:00
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canvas->drawRect(r, p);
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2017-04-25 15:09:16 +00:00
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{
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SkAutoCanvasRestore arc(canvas, true);
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canvas->clipRect(r);
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textP.setBlendMode(gModes[i]);
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const char* text = sk_tool_utils::emoji_sample_text();
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2018-07-25 20:52:48 +00:00
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SkUnichar unichar = SkUTF::NextUTF8(&text, text + strlen(text));
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SkASSERT(unichar >= 0);
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2019-01-03 20:45:53 +00:00
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canvas->drawSimpleText(&unichar, 4, kUTF32_SkTextEncoding, x+ w/10.f, y + 7.f*h/8.f,
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textFont, textP);
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2017-04-25 15:09:16 +00:00
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}
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2014-10-31 13:55:45 +00:00
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#if 1
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const char* label = SkBlendMode_Name(gModes[i]);
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2019-01-03 20:45:53 +00:00
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SkTextUtils::DrawString(canvas, label, x + w/2, y - labelFont.getSize()/2, labelFont, SkPaint(),
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2018-10-30 16:53:21 +00:00
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SkTextUtils::kCenter_Align);
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2014-10-31 13:55:45 +00:00
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#endif
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x += w + SkIntToScalar(10);
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if ((i % W) == W - 1) {
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x = x0;
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y += h + SkIntToScalar(30);
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}
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}
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}
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private:
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2016-05-12 17:09:30 +00:00
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SkBitmap fBG;
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sk_sp<SkTypeface> fColorType;
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2014-10-31 13:55:45 +00:00
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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2017-04-25 15:09:16 +00:00
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static GM* MyFactory(void*) { return new ColorEmojiBlendModesGM; }
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2014-10-31 13:55:45 +00:00
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static GMRegistry reg(MyFactory);
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}
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