89e678dea2
Change-Id: Ib58c34f6ab3ff36e73b2d9d4b0d4f5d03c72c9dd Reviewed-on: https://skia-review.googlesource.com/c/skia/+/267041 Commit-Queue: Julia Lavrova <jlavrova@google.com> Reviewed-by: Ben Wagner <bungeman@google.com>
2000 lines
72 KiB
C++
2000 lines
72 KiB
C++
// Copyright 2019 Google LLC.
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColorFilter.h"
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#include "include/core/SkColorPriv.h"
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#include "include/core/SkGraphics.h"
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#include "include/core/SkPath.h"
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#include "include/core/SkRegion.h"
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#include "include/core/SkShader.h"
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#include "include/core/SkStream.h"
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#include "include/core/SkTextBlob.h"
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#include "include/core/SkTime.h"
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#include "include/core/SkTypeface.h"
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#include "include/effects/SkGradientShader.h"
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#include "include/utils/SkRandom.h"
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#include "modules/skparagraph/include/Paragraph.h"
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#include "modules/skparagraph/include/TypefaceFontProvider.h"
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#include "modules/skparagraph/src/ParagraphBuilderImpl.h"
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#include "modules/skparagraph/src/ParagraphImpl.h"
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#include "modules/skparagraph/utils/TestFontCollection.h"
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#include "samplecode/Sample.h"
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#include "src/core/SkOSFile.h"
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#include "src/shaders/SkColorShader.h"
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#include "src/utils/SkOSPath.h"
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#include "src/utils/SkUTF.h"
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#include "tools/Resources.h"
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using namespace skia::textlayout;
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namespace {
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class ParagraphView_Base : public Sample {
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protected:
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sk_sp<TestFontCollection> getFontCollection() {
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// If we reset font collection we need to reset paragraph cache
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static sk_sp<TestFontCollection> fFC = nullptr;
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if (fFC == nullptr) {
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fFC = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), false, true);
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}
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return fFC;
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}
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};
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sk_sp<SkShader> setgrad(const SkRect& r, SkColor c0, SkColor c1) {
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SkColor colors[] = {c0, c1};
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SkPoint pts[] = {{r.fLeft, r.fTop}, {r.fRight, r.fTop}};
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return SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkTileMode::kClamp);
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}
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/*
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void writeHtml(const char* name, Paragraph* paragraph) {
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SkString tmpDir = skiatest::GetTmpDir();
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if (!tmpDir.isEmpty()) {
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SkString path = SkOSPath::Join(tmpDir.c_str(), name);
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SkFILEWStream file(path.c_str());
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file.write(nullptr, 0);
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}
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}
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*/
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} // namespace
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class ParagraphView1 : public ParagraphView_Base {
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protected:
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SkString name() override { return SkString("Paragraph1"); }
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void drawTest(SkCanvas* canvas, SkScalar w, SkScalar h, SkColor fg, SkColor bg) {
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const std::vector<
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std::tuple<std::string, bool, bool, int, SkColor, SkColor, bool, TextDecorationStyle>>
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gParagraph = {{"monospace", true, false, 14, SK_ColorWHITE, SK_ColorRED, true,
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TextDecorationStyle::kDashed},
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{"Assyrian", false, false, 20, SK_ColorWHITE, SK_ColorBLUE, false,
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TextDecorationStyle::kDotted},
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{"serif", true, true, 10, SK_ColorWHITE, SK_ColorRED, true,
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TextDecorationStyle::kDouble},
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{"Arial", false, true, 16, SK_ColorGRAY, SK_ColorGREEN, true,
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TextDecorationStyle::kSolid},
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{"sans-serif", false, false, 8, SK_ColorWHITE, SK_ColorRED, false,
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TextDecorationStyle::kWavy}};
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SkAutoCanvasRestore acr(canvas, true);
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canvas->clipRect(SkRect::MakeWH(w, h));
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canvas->drawColor(SK_ColorWHITE);
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SkScalar margin = 20;
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(fg);
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SkPaint blue;
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blue.setColor(SK_ColorBLUE);
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TextStyle defaultStyle;
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defaultStyle.setBackgroundColor(blue);
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defaultStyle.setForegroundColor(paint);
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ParagraphStyle paraStyle;
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auto fontCollection = sk_make_sp<FontCollection>();
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fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
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for (auto i = 1; i < 5; ++i) {
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defaultStyle.setFontSize(24 * i);
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paraStyle.setTextStyle(defaultStyle);
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ParagraphBuilderImpl builder(paraStyle, fontCollection);
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std::string name = "Paragraph: " + std::to_string(24 * i);
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builder.addText(name.c_str(), name.length());
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for (auto para : gParagraph) {
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TextStyle style;
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style.setFontFamilies({SkString(std::get<0>(para).c_str())});
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SkFontStyle fontStyle(std::get<1>(para) ? SkFontStyle::Weight::kBold_Weight
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: SkFontStyle::Weight::kNormal_Weight,
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SkFontStyle::Width::kNormal_Width,
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std::get<2>(para) ? SkFontStyle::Slant::kItalic_Slant
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: SkFontStyle::Slant::kUpright_Slant);
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style.setFontStyle(fontStyle);
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style.setFontSize(std::get<3>(para) * i);
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SkPaint background;
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background.setColor(std::get<4>(para));
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style.setBackgroundColor(background);
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SkPaint foreground;
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foreground.setColor(std::get<5>(para));
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foreground.setAntiAlias(true);
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style.setForegroundColor(foreground);
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if (std::get<6>(para)) {
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style.addShadow(TextShadow(SK_ColorBLACK, SkPoint::Make(5, 5), 2));
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}
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auto decoration = (i % 4);
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if (decoration == 3) {
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decoration = 4;
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}
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bool test = (TextDecoration)decoration != TextDecoration::kNoDecoration;
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std::string deco = std::to_string((int)decoration);
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if (test) {
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style.setDecoration((TextDecoration)decoration);
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style.setDecorationStyle(std::get<7>(para));
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style.setDecorationColor(std::get<5>(para));
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}
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builder.pushStyle(style);
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std::string name = " " + std::get<0>(para) + " " +
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(std::get<1>(para) ? ", bold" : "") +
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(std::get<2>(para) ? ", italic" : "") + " " +
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std::to_string(std::get<3>(para) * i) +
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(std::get<4>(para) != bg ? ", background" : "") +
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(std::get<5>(para) != fg ? ", foreground" : "") +
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(std::get<6>(para) ? ", shadow" : "") +
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(test ? ", decorations " + deco : "") + ";";
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builder.addText(name.c_str(), name.length());
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builder.pop();
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}
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auto paragraph = builder.Build();
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paragraph->layout(w - margin * 2);
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paragraph->paint(canvas, margin, margin);
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canvas->translate(0, paragraph->getHeight());
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}
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}
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void onDrawContent(SkCanvas* canvas) override {
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drawTest(canvas, this->width(), this->height(), SK_ColorRED, SK_ColorWHITE);
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}
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private:
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typedef Sample INHERITED;
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};
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class ParagraphView2 : public ParagraphView_Base {
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protected:
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SkString name() override { return SkString("Paragraph2"); }
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void drawCode(SkCanvas* canvas, SkScalar w, SkScalar h) {
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SkPaint comment;
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comment.setColor(SK_ColorGRAY);
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SkPaint constant;
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constant.setColor(SK_ColorMAGENTA);
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SkPaint null;
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null.setColor(SK_ColorMAGENTA);
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SkPaint literal;
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literal.setColor(SK_ColorGREEN);
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SkPaint code;
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code.setColor(SK_ColorDKGRAY);
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SkPaint number;
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number.setColor(SK_ColorBLUE);
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SkPaint name;
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name.setColor(SK_ColorRED);
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SkPaint white;
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white.setColor(SK_ColorWHITE);
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TextStyle defaultStyle;
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defaultStyle.setBackgroundColor(white);
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defaultStyle.setForegroundColor(code);
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defaultStyle.setFontFamilies({SkString("monospace")});
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defaultStyle.setFontSize(30);
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ParagraphStyle paraStyle;
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paraStyle.setTextStyle(defaultStyle);
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auto fontCollection = sk_make_sp<FontCollection>();
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fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
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ParagraphBuilderImpl builder(paraStyle, fontCollection);
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const char* text1 = "RaisedButton";
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const char* text2 = "(\n";
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const char* text3 = " child: ";
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const char* text4 = "const";
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const char* text5 = "Text";
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const char* text6 = "'BUTTON TITLE'";
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const char* text7 = "),\n";
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builder.pushStyle(style(name));
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builder.addText(text1, strlen(text1));
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builder.pop();
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builder.addText(text2, strlen(text2));
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builder.addText(text3, strlen(text3));
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builder.pushStyle(style(constant));
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builder.addText(text4, strlen(text4));
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builder.pop();
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builder.addText(" ", 1);
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builder.pushStyle(style(name));
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builder.addText(text5, strlen(text5));
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builder.pop();
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builder.addText("(", 1);
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builder.pushStyle(style(literal));
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builder.addText(text6, strlen(text6));
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builder.pop();
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builder.addText(text7, strlen(text7));
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auto paragraph = builder.Build();
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paragraph->layout(w - 20);
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paragraph->paint(canvas, 20, 20);
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}
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TextStyle style(SkPaint paint) {
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TextStyle style;
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paint.setAntiAlias(true);
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style.setForegroundColor(paint);
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style.setFontFamilies({SkString("monospace")});
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style.setFontSize(30);
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return style;
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}
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void drawText(SkCanvas* canvas, SkScalar w, SkScalar h, std::vector<const char*>& text,
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SkColor fg = SK_ColorDKGRAY, SkColor bg = SK_ColorWHITE,
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const char* ff = "sans-serif", SkScalar fs = 24,
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size_t lineLimit = 30,
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const std::u16string& ellipsis = u"\u2026") {
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SkAutoCanvasRestore acr(canvas, true);
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canvas->clipRect(SkRect::MakeWH(w, h));
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canvas->drawColor(bg);
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SkScalar margin = 20;
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(fg);
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SkPaint blue;
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blue.setColor(SK_ColorBLUE);
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SkPaint background;
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background.setColor(bg);
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TextStyle style;
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style.setBackgroundColor(blue);
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style.setForegroundColor(paint);
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style.setFontFamilies({SkString(ff)});
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style.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight,
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SkFontStyle::kNormal_Width,
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SkFontStyle::kUpright_Slant));
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style.setFontSize(fs);
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ParagraphStyle paraStyle;
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paraStyle.setTextStyle(style);
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paraStyle.setMaxLines(lineLimit);
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paraStyle.setEllipsis(ellipsis);
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TextStyle defaultStyle;
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defaultStyle.setFontSize(20);
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paraStyle.setTextStyle(defaultStyle);
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ParagraphBuilderImpl builder(paraStyle, getFontCollection());
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SkPaint foreground;
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foreground.setColor(fg);
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style.setForegroundColor(foreground);
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style.setBackgroundColor(background);
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for (auto& part : text) {
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builder.pushStyle(style);
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builder.addText(part, strlen(part));
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builder.pop();
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}
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auto paragraph = builder.Build();
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paragraph->layout(w - margin * 2);
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paragraph->paint(canvas, margin, margin);
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canvas->translate(0, paragraph->getHeight() + margin);
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}
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void drawLine(SkCanvas* canvas, SkScalar w, SkScalar h, const std::string& text,
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TextAlign align) {
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SkAutoCanvasRestore acr(canvas, true);
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canvas->clipRect(SkRect::MakeWH(w, h));
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canvas->drawColor(SK_ColorWHITE);
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SkScalar margin = 20;
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(SK_ColorBLUE);
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SkPaint gray;
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gray.setColor(SK_ColorLTGRAY);
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TextStyle style;
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style.setBackgroundColor(gray);
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style.setForegroundColor(paint);
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style.setFontFamilies({SkString("Arial")});
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style.setFontSize(30);
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ParagraphStyle paraStyle;
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paraStyle.setTextStyle(style);
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paraStyle.setTextAlign(align);
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auto fontCollection = sk_make_sp<FontCollection>();
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fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
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ParagraphBuilderImpl builder(paraStyle, fontCollection);
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builder.addText(text.c_str(), text.length());
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auto paragraph = builder.Build();
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paragraph->layout(w - margin * 2);
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paragraph->layout(w - margin);
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paragraph->paint(canvas, margin, margin);
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canvas->translate(0, paragraph->getHeight() + margin);
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}
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void onDrawContent(SkCanvas* canvas) override {
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std::vector<const char*> cupertino = {
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"google_logogoogle_gsuper_g_logo 1 "
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"google_logogoogle_gsuper_g_logo 12 "
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"google_logogoogle_gsuper_g_logo 123 "
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"google_logogoogle_gsuper_g_logo 1234 "
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"google_logogoogle_gsuper_g_logo 12345 "
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"google_logogoogle_gsuper_g_logo 123456 "
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"google_logogoogle_gsuper_g_logo 1234567 "
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"google_logogoogle_gsuper_g_logo 12345678 "
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"google_logogoogle_gsuper_g_logo 123456789 "
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"google_logogoogle_gsuper_g_logo 1234567890 "
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"google_logogoogle_gsuper_g_logo 123456789 "
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"google_logogoogle_gsuper_g_logo 12345678 "
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"google_logogoogle_gsuper_g_logo 1234567 "
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"google_logogoogle_gsuper_g_logo 123456 "
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"google_logogoogle_gsuper_g_logo 12345 "
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"google_logogoogle_gsuper_g_logo 1234 "
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"google_logogoogle_gsuper_g_logo 123 "
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"google_logogoogle_gsuper_g_logo 12 "
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"google_logogoogle_gsuper_g_logo 1 "
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"google_logogoogle_gsuper_g_logo "
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"google_logogoogle_gsuper_g_logo "
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"google_logogoogle_gsuper_g_logo "
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"google_logogoogle_gsuper_g_logo "
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"google_logogoogle_gsuper_g_logo "
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"google_logogoogle_gsuper_g_logo"};
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std::vector<const char*> text = {
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"My neighbor came over to say,\n"
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"Although not in a neighborly way,\n\n"
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"That he'd knock me around,\n\n\n"
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"If I didn't stop the sound,\n\n\n\n"
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"Of the classical music I play."};
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std::vector<const char*> long_word = {
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"A_very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_"
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"very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_"
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"very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_very_"
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"very_very_very_very_very_very_very_long_text"};
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std::vector<const char*> very_long = {
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"A very very very very very very very very very very very very very very very very "
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"very very very very very very very very very very very very very very very very "
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"very very very very very very very very very very very very very very very very "
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"very very very very very very very long text"};
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std::vector<const char*> very_word = {
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"A very_very_very_very_very_very_very_very_very_very "
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"very_very_very_very_very_very_very_very_very_very very very very very very very "
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"very very very very very very very very very very very very very very very very "
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"very very very very very very very very very very very very very long text"};
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SkScalar width = this->width() / 5;
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SkScalar height = this->height();
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drawText(canvas, width, height, long_word, SK_ColorBLACK, SK_ColorWHITE, "Google Sans", 30);
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canvas->translate(width, 0);
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drawText(canvas, width, height, very_long, SK_ColorBLACK, SK_ColorWHITE, "Google Sans", 30);
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canvas->translate(width, 0);
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drawText(canvas, width, height, very_word, SK_ColorBLACK, SK_ColorWHITE, "Google Sans", 30);
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canvas->translate(width, 0);
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drawText(canvas, width, height / 2, text, SK_ColorBLACK, SK_ColorWHITE, "Roboto", 20, 100,
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u"\u2026");
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canvas->translate(0, height / 2);
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drawCode(canvas, width, height / 2);
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canvas->translate(width, -height / 2);
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drawText(canvas, width, height, cupertino, SK_ColorBLACK, SK_ColorWHITE, "Google Sans", 30);
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}
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private:
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typedef Sample INHERITED;
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};
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class ParagraphView3 : public ParagraphView_Base {
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protected:
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SkString name() override { return SkString("Paragraph3"); }
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void drawLine(SkCanvas* canvas, SkScalar w, SkScalar h, const std::string& text,
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TextAlign align, size_t lineLimit = std::numeric_limits<size_t>::max(),
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bool RTL = false, SkColor background = SK_ColorGRAY,
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const std::u16string& ellipsis = u"\u2026") {
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SkAutoCanvasRestore acr(canvas, true);
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canvas->clipRect(SkRect::MakeWH(w, h));
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canvas->drawColor(SK_ColorWHITE);
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SkScalar margin = 20;
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(SK_ColorBLACK);
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SkPaint gray;
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gray.setColor(background);
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SkPaint yellow;
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yellow.setColor(SK_ColorYELLOW);
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TextStyle style;
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style.setBackgroundColor(gray);
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style.setForegroundColor(paint);
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style.setFontFamilies({SkString("sans-serif")});
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style.setFontSize(30);
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ParagraphStyle paraStyle;
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paraStyle.setTextStyle(style);
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paraStyle.setTextAlign(align);
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paraStyle.setMaxLines(lineLimit);
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paraStyle.setEllipsis(ellipsis);
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// paraStyle.setTextDirection(RTL ? SkTextDirection::rtl : SkTextDirection::ltr);
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auto fontCollection = sk_make_sp<FontCollection>();
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fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
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ParagraphBuilderImpl builder(paraStyle, fontCollection);
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if (RTL) {
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builder.addText(mirror(text));
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} else {
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builder.addText(normal(text));
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}
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canvas->drawRect(SkRect::MakeXYWH(margin, margin, w - margin * 2, h - margin * 2), yellow);
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auto paragraph = builder.Build();
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paragraph->layout(w - margin * 2);
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paragraph->paint(canvas, margin, margin);
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}
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|
||
std::u16string mirror(const std::string& text) {
|
||
std::u16string result;
|
||
result += u"\u202E";
|
||
// for (auto i = text.size(); i > 0; --i) {
|
||
// result += text[i - 1];
|
||
//}
|
||
|
||
for (auto i = text.size(); i > 0; --i) {
|
||
auto ch = text[i - 1];
|
||
if (ch == ',') {
|
||
result += u"!";
|
||
} else if (ch == '.') {
|
||
result += u"!";
|
||
} else {
|
||
result += ch;
|
||
}
|
||
}
|
||
|
||
result += u"\u202C";
|
||
return result;
|
||
}
|
||
|
||
std::u16string normal(const std::string& text) {
|
||
std::u16string result;
|
||
result += u"\u202D";
|
||
for (auto ch : text) {
|
||
result += ch;
|
||
}
|
||
result += u"\u202C";
|
||
return result;
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
const std::string options = // { "open-source open-source open-source open-source" };
|
||
{"Flutter is an open-source project to help developers "
|
||
"build high-performance, high-fidelity, mobile apps for "
|
||
"iOS and Android "
|
||
"from a single codebase. This design lab is a playground "
|
||
"and showcase of Flutter's many widgets, behaviors, "
|
||
"animations, layouts, and more."};
|
||
|
||
canvas->drawColor(SK_ColorDKGRAY);
|
||
SkScalar width = this->width() / 4;
|
||
SkScalar height = this->height() / 2;
|
||
|
||
const std::string line =
|
||
"World domination is such an ugly phrase - I prefer to call it world optimisation";
|
||
|
||
drawLine(canvas, width, height, line, TextAlign::kLeft, 1, false, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kRight, 2, false, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kCenter, 3, false, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kJustify, 4, false, SK_ColorLTGRAY);
|
||
canvas->translate(-width * 3, height);
|
||
|
||
drawLine(canvas, width, height, line, TextAlign::kLeft, 1, true, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kRight, 2, true, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kCenter, 3, true, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
drawLine(canvas, width, height, line, TextAlign::kJustify, 4, true, SK_ColorLTGRAY);
|
||
canvas->translate(width, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView4 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph4"); }
|
||
|
||
void drawFlutter(SkCanvas* canvas, SkScalar w, SkScalar h,
|
||
const char* ff = "Google Sans", SkScalar fs = 30,
|
||
size_t lineLimit = std::numeric_limits<size_t>::max(),
|
||
const std::u16string& ellipsis = u"\u2026") {
|
||
SkAutoCanvasRestore acr(canvas, true);
|
||
|
||
canvas->clipRect(SkRect::MakeWH(w, h));
|
||
|
||
SkScalar margin = 20;
|
||
|
||
SkPaint black;
|
||
black.setAntiAlias(true);
|
||
black.setColor(SK_ColorBLACK);
|
||
|
||
SkPaint blue;
|
||
blue.setAntiAlias(true);
|
||
blue.setColor(SK_ColorBLUE);
|
||
|
||
SkPaint red;
|
||
red.setAntiAlias(true);
|
||
red.setColor(SK_ColorRED);
|
||
|
||
SkPaint green;
|
||
green.setAntiAlias(true);
|
||
green.setColor(SK_ColorGREEN);
|
||
|
||
SkPaint gray;
|
||
gray.setColor(SK_ColorLTGRAY);
|
||
|
||
SkPaint yellow;
|
||
yellow.setColor(SK_ColorYELLOW);
|
||
|
||
SkPaint magenta;
|
||
magenta.setAntiAlias(true);
|
||
magenta.setColor(SK_ColorMAGENTA);
|
||
|
||
TextStyle style;
|
||
style.setFontFamilies({SkString(ff)});
|
||
style.setFontSize(fs);
|
||
|
||
TextStyle style0;
|
||
style0.setForegroundColor(black);
|
||
style0.setBackgroundColor(gray);
|
||
style0.setFontFamilies({SkString(ff)});
|
||
style0.setFontSize(fs);
|
||
style0.setDecoration(TextDecoration::kUnderline);
|
||
style0.setDecorationStyle(TextDecorationStyle::kDouble);
|
||
style0.setDecorationColor(SK_ColorBLACK);
|
||
|
||
TextStyle style1;
|
||
style1.setForegroundColor(blue);
|
||
style1.setBackgroundColor(yellow);
|
||
style1.setFontFamilies({SkString(ff)});
|
||
style1.setFontSize(fs);
|
||
style1.setDecoration(TextDecoration::kOverline);
|
||
style1.setDecorationStyle(TextDecorationStyle::kWavy);
|
||
style1.setDecorationColor(SK_ColorBLACK);
|
||
|
||
TextStyle style2;
|
||
style2.setForegroundColor(red);
|
||
style2.setFontFamilies({SkString(ff)});
|
||
style2.setFontSize(fs);
|
||
|
||
TextStyle style3;
|
||
style3.setForegroundColor(green);
|
||
style3.setFontFamilies({SkString(ff)});
|
||
style3.setFontSize(fs);
|
||
|
||
TextStyle style4;
|
||
style4.setForegroundColor(magenta);
|
||
style4.setFontFamilies({SkString(ff)});
|
||
style4.setFontSize(fs);
|
||
|
||
ParagraphStyle paraStyle;
|
||
paraStyle.setTextStyle(style);
|
||
paraStyle.setMaxLines(lineLimit);
|
||
|
||
paraStyle.setEllipsis(ellipsis);
|
||
|
||
const char* logo1 = "google_";
|
||
const char* logo2 = "logo";
|
||
const char* logo3 = "go";
|
||
const char* logo4 = "ogle_logo";
|
||
const char* logo5 = "google_lo";
|
||
const char* logo6 = "go";
|
||
{
|
||
ParagraphBuilderImpl builder(paraStyle, getFontCollection());
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo1, strlen(logo1));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo2, strlen(logo2));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 1);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo3, strlen(logo3));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo4, strlen(logo4));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 1);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo5, strlen(logo5));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo6, strlen(logo6));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w - margin * 2);
|
||
paragraph->paint(canvas, margin, margin);
|
||
canvas->translate(0, h + margin);
|
||
}
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
SkScalar width = this->width();
|
||
SkScalar height = this->height();
|
||
|
||
drawFlutter(canvas, width, height / 2);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView5 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph5"); }
|
||
|
||
void bidi(SkCanvas* canvas, SkScalar w, SkScalar h, const std::u16string& text,
|
||
const std::u16string& expected, size_t lineLimit = std::numeric_limits<size_t>::max(),
|
||
const char* ff = "Roboto", SkScalar fs = 30,
|
||
const std::u16string& ellipsis = u"\u2026") {
|
||
SkAutoCanvasRestore acr(canvas, true);
|
||
|
||
canvas->clipRect(SkRect::MakeWH(w, h));
|
||
|
||
SkScalar margin = 20;
|
||
|
||
SkPaint black;
|
||
black.setColor(SK_ColorBLACK);
|
||
SkPaint gray;
|
||
gray.setColor(SK_ColorLTGRAY);
|
||
|
||
TextStyle style;
|
||
style.setForegroundColor(black);
|
||
style.setFontFamilies({SkString(ff)});
|
||
style.setFontSize(fs);
|
||
|
||
TextStyle style0;
|
||
style0.setForegroundColor(black);
|
||
style0.setFontFamilies({SkString(ff)});
|
||
style0.setFontSize(fs);
|
||
style0.setFontStyle(SkFontStyle(SkFontStyle::kNormal_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kItalic_Slant));
|
||
|
||
TextStyle style1;
|
||
style1.setForegroundColor(gray);
|
||
style1.setFontFamilies({SkString(ff)});
|
||
style1.setFontSize(fs);
|
||
style1.setFontStyle(SkFontStyle(SkFontStyle::kBold_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kUpright_Slant));
|
||
|
||
ParagraphStyle paraStyle;
|
||
paraStyle.setTextStyle(style);
|
||
paraStyle.setMaxLines(lineLimit);
|
||
|
||
paraStyle.setEllipsis(ellipsis);
|
||
|
||
ParagraphBuilderImpl builder(paraStyle, getFontCollection());
|
||
|
||
if (text.empty()) {
|
||
const std::u16string text0 = u"\u202Dabc";
|
||
const std::u16string text1 = u"\u202EFED";
|
||
const std::u16string text2 = u"\u202Dghi";
|
||
const std::u16string text3 = u"\u202ELKJ";
|
||
const std::u16string text4 = u"\u202Dmno";
|
||
builder.pushStyle(style0);
|
||
builder.addText(text0);
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(text1);
|
||
builder.pop();
|
||
builder.pushStyle(style0);
|
||
builder.addText(text2);
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(text3);
|
||
builder.pop();
|
||
builder.pushStyle(style0);
|
||
builder.addText(text4);
|
||
builder.pop();
|
||
} else {
|
||
// icu::UnicodeString unicode((UChar*) text.data(), SkToS32(text.size()));
|
||
// std::string str;
|
||
// unicode.toUTF8String(str);
|
||
// SkDebugf("Text: %s\n", str.c_str());
|
||
builder.addText(text + expected);
|
||
}
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w - margin * 2);
|
||
paragraph->paint(canvas, margin, margin);
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
SkScalar width = this->width();
|
||
SkScalar height = this->height() / 8;
|
||
|
||
const std::u16string text1 =
|
||
u"A \u202ENAC\u202Cner, exceedingly \u202ENAC\u202Cny,\n"
|
||
"One morning remarked to his granny:\n"
|
||
"A \u202ENAC\u202Cner \u202ENAC\u202C \u202ENAC\u202C,\n"
|
||
"Anything that he \u202ENAC\u202C,\n"
|
||
"But a \u202ENAC\u202Cner \u202ENAC\u202C't \u202ENAC\u202C a \u202ENAC\u202C, "
|
||
"\u202ENAC\u202C he?";
|
||
bidi(canvas, width, height * 3, text1, u"", 5);
|
||
canvas->translate(0, height * 3);
|
||
|
||
bidi(canvas, width, height, u"\u2067DETALOSI\u2069", u"");
|
||
canvas->translate(0, height);
|
||
|
||
bidi(canvas, width, height, u"\u202BDEDDEBME\u202C", u"");
|
||
canvas->translate(0, height);
|
||
|
||
bidi(canvas, width, height, u"\u202EEDIRREVO\u202C", u"");
|
||
canvas->translate(0, height);
|
||
|
||
bidi(canvas, width, height, u"\u200FTICILPMI\u200E", u"");
|
||
canvas->translate(0, height);
|
||
|
||
bidi(canvas, width, height, u"123 456 7890 \u202EZYXWV UTS RQP ONM LKJ IHG FED CBA\u202C.",
|
||
u"", 2);
|
||
canvas->translate(0, height);
|
||
|
||
// bidi(canvas, width, height, u"", u"");
|
||
// canvas->translate(0, height);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView6 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph6"); }
|
||
|
||
void hangingS(SkCanvas* canvas, SkScalar w, SkScalar h, SkScalar fs = 60.0) {
|
||
auto ff = "HangingS";
|
||
|
||
canvas->drawColor(SK_ColorLTGRAY);
|
||
|
||
SkPaint black;
|
||
black.setAntiAlias(true);
|
||
black.setColor(SK_ColorBLACK);
|
||
|
||
SkPaint blue;
|
||
blue.setAntiAlias(true);
|
||
blue.setColor(SK_ColorBLUE);
|
||
|
||
SkPaint red;
|
||
red.setAntiAlias(true);
|
||
red.setColor(SK_ColorRED);
|
||
|
||
SkPaint green;
|
||
green.setAntiAlias(true);
|
||
green.setColor(SK_ColorGREEN);
|
||
|
||
SkPaint gray;
|
||
gray.setColor(SK_ColorCYAN);
|
||
|
||
SkPaint yellow;
|
||
yellow.setColor(SK_ColorYELLOW);
|
||
|
||
SkPaint magenta;
|
||
magenta.setAntiAlias(true);
|
||
magenta.setColor(SK_ColorMAGENTA);
|
||
|
||
SkFontStyle fontStyle(SkFontStyle::kBold_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kItalic_Slant);
|
||
|
||
TextStyle style;
|
||
style.setFontFamilies({SkString(ff)});
|
||
style.setFontSize(fs);
|
||
style.setFontStyle(fontStyle);
|
||
|
||
TextStyle style0;
|
||
style0.setForegroundColor(black);
|
||
style0.setBackgroundColor(gray);
|
||
style0.setFontFamilies({SkString(ff)});
|
||
style0.setFontSize(fs);
|
||
style0.setFontStyle(fontStyle);
|
||
|
||
TextStyle style1;
|
||
style1.setForegroundColor(blue);
|
||
style1.setBackgroundColor(yellow);
|
||
style1.setFontFamilies({SkString(ff)});
|
||
style1.setFontSize(fs);
|
||
style1.setFontStyle(fontStyle);
|
||
|
||
TextStyle style2;
|
||
style2.setForegroundColor(red);
|
||
style2.setFontFamilies({SkString(ff)});
|
||
style2.setFontSize(fs);
|
||
style2.setFontStyle(fontStyle);
|
||
|
||
TextStyle style3;
|
||
style3.setForegroundColor(green);
|
||
style3.setFontFamilies({SkString(ff)});
|
||
style3.setFontSize(fs);
|
||
style3.setFontStyle(fontStyle);
|
||
|
||
TextStyle style4;
|
||
style4.setForegroundColor(magenta);
|
||
style4.setFontFamilies({SkString(ff)});
|
||
style4.setFontSize(fs);
|
||
style4.setFontStyle(fontStyle);
|
||
|
||
ParagraphStyle paraStyle;
|
||
paraStyle.setTextStyle(style);
|
||
|
||
const char* logo1 = "S";
|
||
const char* logo2 = "kia";
|
||
const char* logo3 = "Sk";
|
||
const char* logo4 = "ia";
|
||
const char* logo5 = "Ski";
|
||
const char* logo6 = "a";
|
||
{
|
||
ParagraphBuilderImpl builder(paraStyle, getFontCollection());
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo1, strlen(logo1));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo2, strlen(logo2));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 3);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo3, strlen(logo3));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo4, strlen(logo4));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 3);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo5, strlen(logo5));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo6, strlen(logo6));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w);
|
||
paragraph->paint(canvas, 40, 40);
|
||
canvas->translate(0, h);
|
||
}
|
||
|
||
const char* logo11 = "S";
|
||
const char* logo12 = "S";
|
||
const char* logo13 = "S";
|
||
const char* logo14 = "S";
|
||
const char* logo15 = "S";
|
||
const char* logo16 = "S";
|
||
{
|
||
ParagraphBuilderImpl builder(paraStyle, getFontCollection());
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo11, strlen(logo1));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo12, strlen(logo2));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 3);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo13, strlen(logo3));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo14, strlen(logo4));
|
||
builder.pop();
|
||
|
||
builder.addText(" ", 3);
|
||
|
||
builder.pushStyle(style0);
|
||
builder.addText(logo15, strlen(logo5));
|
||
builder.pop();
|
||
builder.pushStyle(style1);
|
||
builder.addText(logo16, strlen(logo6));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w);
|
||
paragraph->paint(canvas, 40, h);
|
||
canvas->translate(0, h);
|
||
}
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
SkScalar width = this->width();
|
||
SkScalar height = this->height() / 4;
|
||
|
||
hangingS(canvas, width, height);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView7 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph7"); }
|
||
|
||
void drawText(SkCanvas* canvas, SkColor background, SkScalar letterSpace, SkScalar w,
|
||
SkScalar h) {
|
||
SkAutoCanvasRestore acr(canvas, true);
|
||
canvas->clipRect(SkRect::MakeWH(w, h));
|
||
canvas->drawColor(background);
|
||
|
||
const char* line =
|
||
"World domination is such an ugly phrase - I prefer to call it world optimisation.";
|
||
|
||
ParagraphStyle paragraphStyle;
|
||
paragraphStyle.setTextAlign(TextAlign::kLeft);
|
||
paragraphStyle.setMaxLines(10);
|
||
paragraphStyle.turnHintingOff();
|
||
TextStyle textStyle;
|
||
textStyle.setFontFamilies({SkString("Roboto")});
|
||
textStyle.setFontSize(30);
|
||
textStyle.setLetterSpacing(letterSpace);
|
||
textStyle.setColor(SK_ColorBLACK);
|
||
textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kUpright_Slant));
|
||
|
||
ParagraphBuilderImpl builder(paragraphStyle, getFontCollection());
|
||
builder.pushStyle(textStyle);
|
||
builder.addText(line, strlen(line));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w - 20);
|
||
paragraph->paint(canvas, 10, 10);
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto h = this->height() / 4;
|
||
auto w = this->width() / 2;
|
||
|
||
drawText(canvas, SK_ColorGRAY, 1, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorLTGRAY, 2, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorCYAN, 3, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorGRAY, 4, w, h);
|
||
canvas->translate(w, -3 * h);
|
||
|
||
drawText(canvas, SK_ColorYELLOW, 5, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorGREEN, 10, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorRED, 15, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorBLUE, 20, w, h);
|
||
canvas->translate(0, h);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView8 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph8"); }
|
||
|
||
void drawText(SkCanvas* canvas, SkColor background, SkScalar wordSpace, SkScalar w,
|
||
SkScalar h) {
|
||
SkAutoCanvasRestore acr(canvas, true);
|
||
canvas->clipRect(SkRect::MakeWH(w, h));
|
||
canvas->drawColor(background);
|
||
|
||
const char* line =
|
||
"World domination is such an ugly phrase - I prefer to call it world optimisation.";
|
||
|
||
ParagraphStyle paragraphStyle;
|
||
paragraphStyle.setTextAlign(TextAlign::kLeft);
|
||
paragraphStyle.setMaxLines(10);
|
||
paragraphStyle.turnHintingOff();
|
||
TextStyle textStyle;
|
||
textStyle.setFontFamilies({SkString("Roboto")});
|
||
textStyle.setFontSize(30);
|
||
textStyle.setWordSpacing(wordSpace);
|
||
textStyle.setColor(SK_ColorBLACK);
|
||
textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kUpright_Slant));
|
||
|
||
ParagraphBuilderImpl builder(paragraphStyle, getFontCollection());
|
||
builder.pushStyle(textStyle);
|
||
builder.addText(line, strlen(line));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(w - 20);
|
||
paragraph->paint(canvas, 10, 10);
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto h = this->height() / 4;
|
||
auto w = this->width() / 2;
|
||
|
||
drawText(canvas, SK_ColorGRAY, 1, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorLTGRAY, 2, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorCYAN, 3, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorGRAY, 4, w, h);
|
||
canvas->translate(w, -3 * h);
|
||
|
||
drawText(canvas, SK_ColorYELLOW, 5, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorGREEN, 10, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorRED, 15, w, h);
|
||
canvas->translate(0, h);
|
||
|
||
drawText(canvas, SK_ColorBLUE, 20, w, h);
|
||
canvas->translate(0, h);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView9 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph9"); }
|
||
|
||
bool onChar(SkUnichar uni) override {
|
||
switch (uni) {
|
||
case 'w':
|
||
++wordSpacing;
|
||
return true;
|
||
case 'q':
|
||
if (wordSpacing > 0) --wordSpacing;
|
||
return true;
|
||
case 'l':
|
||
++letterSpacing;
|
||
return true;
|
||
case 'k':
|
||
if (letterSpacing > 0) --letterSpacing;
|
||
return true;
|
||
default:
|
||
break;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
void drawText(SkCanvas* canvas, SkColor background, SkScalar w, SkScalar h) {
|
||
SkAutoCanvasRestore acr(canvas, true);
|
||
canvas->clipRect(SkRect::MakeWH(w, h));
|
||
canvas->drawColor(background);
|
||
|
||
auto fontCollection = sk_make_sp<FontCollection>();
|
||
fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
|
||
fontCollection->enableFontFallback();
|
||
|
||
const char* text =
|
||
"( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)("
|
||
" ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)("
|
||
" ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)( ´･‿･｀)";
|
||
auto multiplier = 5.67;
|
||
ParagraphStyle paragraphStyle;
|
||
paragraphStyle.setTextAlign(TextAlign::kLeft);
|
||
paragraphStyle.setMaxLines(10);
|
||
paragraphStyle.turnHintingOff();
|
||
TextStyle textStyle;
|
||
textStyle.setFontFamilies({SkString("Roboto")});
|
||
textStyle.setFontSize(5 * multiplier);
|
||
textStyle.setHeight(1.3f);
|
||
textStyle.setColor(SK_ColorBLACK);
|
||
textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width,
|
||
SkFontStyle::kUpright_Slant));
|
||
|
||
ParagraphBuilderImpl builder(paragraphStyle, fontCollection);
|
||
builder.pushStyle(textStyle);
|
||
builder.addText(text, strlen(text));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(200 * multiplier);
|
||
|
||
std::vector<size_t> sizes = {0, 1, 2, 8, 19, 21, 22, 30, 150};
|
||
|
||
std::vector<size_t> colors = {SK_ColorBLUE, SK_ColorCYAN, SK_ColorLTGRAY, SK_ColorGREEN,
|
||
SK_ColorRED, SK_ColorWHITE, SK_ColorYELLOW, SK_ColorMAGENTA};
|
||
|
||
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
|
||
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
|
||
|
||
for (size_t i = 0; i < sizes.size() - 1; ++i) {
|
||
size_t from = sizes[i];
|
||
size_t to = sizes[i + 1];
|
||
auto boxes = paragraph->getRectsForRange(from, to, rect_height_style, rect_width_style);
|
||
if (boxes.empty()) {
|
||
continue;
|
||
}
|
||
for (auto& box : boxes) {
|
||
SkPaint paint;
|
||
paint.setColor(colors[i % colors.size()]);
|
||
paint.setShader(setgrad(box.rect, colors[i % colors.size()], SK_ColorWHITE));
|
||
canvas->drawRect(box.rect, paint);
|
||
}
|
||
}
|
||
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto h = this->height();
|
||
auto w = this->width();
|
||
|
||
drawText(canvas, SK_ColorGRAY, w, h);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
SkScalar letterSpacing;
|
||
SkScalar wordSpacing;
|
||
};
|
||
|
||
class ParagraphView10 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph10"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
auto multiplier = 5.67;
|
||
const char* text = "English English 字典 字典 😀😃😄 😀😃😄";
|
||
|
||
auto fontCollection = sk_make_sp<FontCollection>();
|
||
fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
|
||
fontCollection->enableFontFallback();
|
||
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.turnHintingOff();
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("Roboto"),
|
||
SkString("Noto Color Emoji"),
|
||
SkString("Noto Serif CJK JP")});
|
||
text_style.setFontSize(10 * multiplier);
|
||
text_style.setLetterSpacing(0);
|
||
text_style.setWordSpacing(0);
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setHeight(1);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text, strlen(text));
|
||
builder.pop();
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(width());
|
||
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView11 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph11"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto text = "\U0001f469\U0000200D\U0001f469\U0000200D\U0001f466\U0001f469\U0000200D\U0001f469\U0000200D\U0001f467\U0000200D\U0001f467\U0001f1fa\U0001f1f8";
|
||
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("Ahem")});
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontSize(60);
|
||
text_style.setLetterSpacing(0);
|
||
text_style.setWordSpacing(0);
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setTextStyle(text_style);
|
||
|
||
auto fontCollection = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), true, true);
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
builder.addText(text, strlen(text));
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(1000);
|
||
paragraph->paint(canvas, 0, 0);
|
||
|
||
struct pair {
|
||
unsigned fX;
|
||
unsigned fY;
|
||
};
|
||
|
||
pair hit1[] =
|
||
{{ 0, 8},{1, 33}, {2, 34}, { 3, 19}, {4, 20},
|
||
{ 5, 21}, { 6, 22 }, { 7, 23 }, {8, 24 }, { 9, 25},
|
||
{ 10, 26}, { 11, 27}, {12, 28}, { 13, 21}, {14, 22 },
|
||
{ 15, 23}, {16, 24}, {17, 21}, { 18, 22}, {19, 21},
|
||
{ 20, 24}, { 21, 23}, };
|
||
|
||
pair miss[] =
|
||
{{ 0, 4},{1, 17}, {2, 18}, { 3, 11}, {4, 12},
|
||
{ 5, 13}, { 6, 14 }, { 7, 15 }, {8, 16 }, { 9, 17},
|
||
{ 10, 18}, { 11, 19}, {12, 20}, { 13, 17}, {14, 18 },
|
||
{ 15, 19}, {16, 20}, {17, 19}, { 18, 20},
|
||
{ 20, 22}, };
|
||
|
||
auto rects = paragraph->getRectsForRange(7, 9, RectHeightStyle::kTight, RectWidthStyle::kTight);
|
||
SkPaint paint;
|
||
paint.setColor(SK_ColorRED);
|
||
paint.setStyle(SkPaint::kStroke_Style);
|
||
paint.setAntiAlias(true);
|
||
paint.setStrokeWidth(1);
|
||
if (!rects.empty()) {
|
||
canvas->drawRect(rects[0].rect, paint);
|
||
}
|
||
|
||
for (auto& query : hit1) {
|
||
auto rects = paragraph->getRectsForRange(query.fX, query.fY, RectHeightStyle::kTight, RectWidthStyle::kTight);
|
||
if (rects.size() >= 1 && rects[0].rect.width() > 0) {
|
||
} else {
|
||
SkDebugf("+[%d:%d): Bad\n", query.fX, query.fY);
|
||
}
|
||
}
|
||
|
||
for (auto& query : miss) {
|
||
auto miss = paragraph->getRectsForRange(query.fX, query.fY, RectHeightStyle::kTight, RectWidthStyle::kTight);
|
||
if (miss.empty()) {
|
||
} else {
|
||
SkDebugf("-[%d:%d): Bad\n", query.fX, query.fY);
|
||
}
|
||
}
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView12 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph12"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
const char* text = "Atwater Peel Sherbrooke Bonaventure Angrignon Peel Côte-des-Neiges";
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("Ahem")});
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontSize(16);
|
||
//text_style.setLetterSpacing(-0.41);
|
||
StrutStyle strut_style;
|
||
strut_style.setStrutEnabled(false);
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setStrutStyle(strut_style);
|
||
paragraph_style.setTextStyle(text_style);
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(1095.000000);
|
||
auto result = paragraph->getRectsForRange(65, 66, RectHeightStyle::kTight, RectWidthStyle::kTight);
|
||
paragraph->paint(canvas, 0, 0);
|
||
|
||
SkPaint paint;
|
||
paint.setColor(SK_ColorRED);
|
||
paint.setStyle(SkPaint::kStroke_Style);
|
||
paint.setAntiAlias(true);
|
||
paint.setStrokeWidth(1);
|
||
canvas->drawRect(result.front().rect, paint);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView14 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph14"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("Ahem")});
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontSize(25);
|
||
text_style.setDecoration((TextDecoration)(TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough));
|
||
text_style.setDecorationColor(SK_ColorBLUE);
|
||
text_style.setDecorationStyle(TextDecorationStyle::kWavy);
|
||
text_style.setDecorationThicknessMultiplier(4.0f);
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setTextStyle(text_style);
|
||
paragraph_style.setTextDirection(TextDirection::kRtl);
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.pushStyle(text_style);
|
||
builder.addText("Hello, wor!\nabcd.");
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(300);
|
||
paragraph->paint(canvas, 0, 0);
|
||
SkPaint paint;
|
||
paint.setColor(SK_ColorRED);
|
||
paint.setStyle(SkPaint::kStroke_Style);
|
||
paint.setAntiAlias(true);
|
||
paint.setStrokeWidth(1);
|
||
canvas->drawRect(SkRect::MakeXYWH(0, 0, 300, 100), paint);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView15 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph15"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("abc.ttf")});
|
||
text_style.setFontSize(50);
|
||
|
||
auto fontCollection = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), false);
|
||
|
||
fontCollection->addFontFromFile("abc/abc.ttf", "abc");
|
||
fontCollection->addFontFromFile("abc/abc+grave.ttf", "abc+grave");
|
||
fontCollection->addFontFromFile("abc/abc+agrave.ttf", "abc+agrave");
|
||
|
||
ParagraphStyle paragraph_style;
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
|
||
text_style.setFontFamilies({SkString("abc"), SkString("abc+grave")});
|
||
text_style.setColor(SK_ColorBLUE);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(u"a\u0300");
|
||
text_style.setColor(SK_ColorMAGENTA);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(u"à");
|
||
|
||
text_style.setFontFamilies({SkString("abc"), SkString("abc+agrave")});
|
||
|
||
text_style.setColor(SK_ColorRED);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(u"a\u0300");
|
||
text_style.setColor(SK_ColorGREEN);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(u"à");
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(800);
|
||
paragraph->paint(canvas, 50, 50);
|
||
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView16 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph16"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
const char* text = "content";
|
||
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setMaxLines(1);
|
||
paragraph_style.setEllipsis(u"\u2026");
|
||
//auto fontCollection = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), false, true);
|
||
auto fontCollection = sk_make_sp<FontCollection>();
|
||
fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
|
||
fontCollection->enableFontFallback();
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString(".SF Pro Text")});
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontSize(17.0f * 99.0f);
|
||
text_style.setLetterSpacing(0.41f);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(800);
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView17 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph17"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto fontCollection = sk_make_sp<FontCollection>();
|
||
fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
|
||
fontCollection->enableFontFallback();
|
||
auto navy = SkColorSetRGB(0, 0, 139);
|
||
auto ltgray = SkColorSetRGB(211, 211, 211);
|
||
auto multiplier = 5.67;
|
||
|
||
const char* text = ">Sͬ͑̀͐̈͒̈́̋̎ͮͩ̽̓ͬ̂̆̔͗́̓ͣͧ͊ͫ͛̉͌̐̑ͪ͗̚͝҉̴͉͢k̡̊̓ͫͭͩ͂͊ͨͪͬ̑ͫ̍̌̄͛̌̂̑̂̋̊̔ͫ͛̽̑ͨ̍ͭ̓̀ͪͪ̉͐͗̌̓̃̚͟͝҉̢͏̫̞̙͇͖̮͕̗̟͕͇͚̻͈̣̻̪͉̰̲̣̫ͅͅP̴̅̍͒̿͗͗̇ͩ̃͆͌̀̽͏̧̡͕͖̝̖̼̺̰̣̬͔͖͔̼͙̞̦̫͓̘͜a̸̴̸̴̢̢̨̨̫͍͓̥̼̭̼̻̤̯̙̤̻̠͚̍̌͋̂ͦͨ̽̇͌͌͆̀̽̎͒̄ͪ̐ͦ̈ͫ͐͗̓̚̚͜ͅr͐͐ͤͫ̐ͥ͂̈́̿́ͮ̃͗̓̏ͫ̀̿͏̸̵̧́͘̕͟͝͠͞͠҉̷̧͚͢͟a̓̽̎̄͗̔͛̄̐͊͛ͫ͂͌̂̂̈̈̓̔̅̅̄͊̉́ͪ̑̄͆ͬ̍͆ͭ͋̐ͬ͏̷̵̨̢̩̹̖͓̥̳̰͔̱̬͖̙͓̙͇̀̀̕͜͟͟͢͟͜͠͡g̨̅̇ͦ͋̂ͦͨͭ̓͐͆̏̂͛̉ͧ̑ͫ̐̒͛ͫ̍̒͛́̚҉̷̨̛̛̀͜͢͞҉̩̘̲͍͎̯̹̝̭̗̱͇͉̲̱͔̯̠̹̥̻͉̲̜̤̰̪̗̺̖̺r̷͌̓̇̅ͭ̀̐̃̃ͭ͑͗̉̈̇̈́ͥ̓ͣ́ͤ͂ͤ͂̏͌̆̚҉̴̸̧̢̢̛̫͉̦̥̤̙͈͉͈͉͓̙̗̟̳̜͈̗̺̟̠̠͖͓̖̪͕̠̕̕͝ͅả̸̴̡̡̧͠͞͡͞҉̛̕͟͏̷̘̪̱͈̲͉̞̠̞̪̫͎̲̬̖̀̀͟͝͞͞͠p̛͂̈͐̚͠҉̵̸̡̢̢̩̹͙̯͖̙̙̮̥̙͚̠͔̥̭̮̞̣̪̬̥̠̖̝̥̪͎́̀̕͜͡͡ͅͅh̵̷̵̡̛ͤ̂͌̐̓̐̋̋͊̒̆̽́̀̀̀͢͠͞͞҉̷̸̢̕҉͚̯͖̫̜̞̟̠̱͉̝̲̹̼͉̟͉̩̮͔̤͖̞̭̙̹̬ͅ<";
|
||
|
||
ParagraphStyle paragraph_style;
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
SkPaint paint;
|
||
paint.setColor(ltgray);
|
||
TextStyle text_style;
|
||
text_style.setBackgroundColor(paint);
|
||
text_style.setColor(navy);
|
||
text_style.setFontFamilies({SkString("Roboto")});
|
||
text_style.setFontSize(20 * multiplier);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(10000);
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class Zalgo {
|
||
private:
|
||
std::u16string COMBINING_DOWN = u"\u0316\u0317\u0318\u0319\u031c\u031d\u031e\u031f\u0320\u0324\u0325\u0326\u0329\u032a\u032b\u032c\u032d\u032e\u032f\u0330\u0331\u0332\u0333\u0339\u033a\u033b\u033c\u0345\u0347\u0348\u0349\u034d\u034e\u0353\u0354\u0355\u0356\u0359\u035a\u0323";
|
||
std::u16string COMBINING_UP = u"\u030d\u030e\u0304\u0305\u033f\u0311\u0306\u0310\u0352\u0357\u0351\u0307\u0308\u030a\u0342\u0343\u0344\u034a\u034b\u034c\u0303\u0302\u030c\u0350\u0300\u0301\u030b\u030f\u0312\u0313\u0314\u033d\u0309\u0363\u0364\u0365\u0366\u0367\u0368\u0369\u036a\u036b\u036c\u036d\u036e\u035b\u0346\u031a";
|
||
std::u16string COMBINING_MIDDLE = u"\u0315\u031b\u0340\u0341\u0358\u0321\u0322\u0327\u0328\u0334\u0335\u0336\u034f\u035c\u035d\u035e\u035f\u0360\u0362\u0338\u0337\u0361\u0489";
|
||
|
||
std::u16string randomMarks(std::u16string& combiningMarks) {
|
||
std::u16string result;
|
||
auto num = std::rand() % (combiningMarks.size() / 1);
|
||
for (size_t i = 0; i < num; ++i) {
|
||
auto index = std::rand() % combiningMarks.size();
|
||
result += combiningMarks[index];
|
||
}
|
||
return result;
|
||
}
|
||
|
||
public:
|
||
std::u16string zalgo(std::string victim) {
|
||
std::u16string result;
|
||
for (auto& c : victim) {
|
||
result += c;
|
||
result += randomMarks(COMBINING_UP);
|
||
result += randomMarks(COMBINING_MIDDLE);
|
||
result += randomMarks(COMBINING_DOWN);
|
||
}
|
||
return result;
|
||
}
|
||
};
|
||
|
||
class ParagraphView18 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph18"); }
|
||
|
||
bool onChar(SkUnichar uni) override {
|
||
switch (uni) {
|
||
case ' ':
|
||
fLimit = 400;
|
||
return true;
|
||
case 's':
|
||
fLimit += 10;
|
||
return true;
|
||
case 'f':
|
||
if (fLimit > 10) {
|
||
fLimit -= 10;
|
||
}
|
||
return true;
|
||
default:
|
||
break;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
bool onAnimate(double nanos) override {
|
||
if (++fIndex > fLimit) {
|
||
fRedraw = true;
|
||
fIndex = 0;
|
||
} else {
|
||
fRepeat = true;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto navy = SkColorSetRGB(0, 0, 139);
|
||
auto ltgray = SkColorSetRGB(211, 211, 211);
|
||
|
||
auto multiplier = 5.67;
|
||
auto fontCollection = sk_make_sp<FontCollection>();
|
||
fontCollection->setDefaultFontManager(SkFontMgr::RefDefault());
|
||
fontCollection->enableFontFallback();
|
||
|
||
ParagraphStyle paragraph_style;
|
||
TextStyle text_style;
|
||
text_style.setFontFamilies({SkString("Roboto")});
|
||
text_style.setFontSize(20 * multiplier);
|
||
text_style.setColor(navy);
|
||
SkPaint paint;
|
||
paint.setColor(ltgray);
|
||
text_style.setBackgroundColor(paint);
|
||
|
||
Zalgo zalgo;
|
||
|
||
if (fRedraw || fRepeat) {
|
||
|
||
if (fRedraw || fParagraph.get() == nullptr) {
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
builder.pushStyle(text_style);
|
||
auto utf16text = zalgo.zalgo("SkParagraph");
|
||
icu::UnicodeString unicode((UChar*)utf16text.data(), SkToS32(utf16text.size()));
|
||
std::string str;
|
||
unicode.toUTF8String(str);
|
||
SkDebugf("Text:>%s<\n", str.data());
|
||
builder.addText(utf16text);
|
||
fParagraph = builder.Build();
|
||
}
|
||
|
||
auto impl = static_cast<ParagraphImpl*>(fParagraph.get());
|
||
impl->setState(InternalState::kUnknown);
|
||
fParagraph->layout(1000);
|
||
fParagraph->paint(canvas, 300, 200);
|
||
|
||
for (auto& run : impl->runs()) {
|
||
SkString fontFamily("unresolved");
|
||
if (run.font().getTypeface() != nullptr) {
|
||
run.font().getTypeface()->getFamilyName(&fontFamily);
|
||
}
|
||
if (run.font().getTypeface() != nullptr) {
|
||
for (size_t i = 0; i < run.size(); ++i) {
|
||
auto glyph = run.glyphs().begin() + i;
|
||
if (*glyph == 0) {
|
||
SkDebugf("Run[%d] @pos=%d\n", run.index(), i);
|
||
SkASSERT(false);
|
||
}
|
||
}
|
||
} else {
|
||
SkDebugf("Run[%d]: %s\n", run.index(), fontFamily.c_str());
|
||
SkASSERT(false);
|
||
}
|
||
}
|
||
fRedraw = false;
|
||
fRepeat = false;
|
||
}
|
||
}
|
||
|
||
private:
|
||
bool fRedraw = true;
|
||
bool fRepeat = false;
|
||
size_t fIndex = 0;
|
||
size_t fLimit = 20;
|
||
std::unique_ptr<Paragraph> fParagraph;
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView19 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph19"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto fontCollection = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), false, true);
|
||
|
||
std::u16string text = u"\u0068\u0301\u0350\u0312\u0357\u030C\u0369\u0305\u036C\u0304\u0310\u033F\u0366\u0350\u0343\u0364\u0369\u0311\u0309\u030E\u0365\u031B\u0340\u0337\u0335\u035E\u0334\u0328\u0360\u0360\u0315\u035F\u0340\u0340\u0362\u0360\u0322\u031B\u031B\u0337\u0340\u031E\u031F\u032A\u0331\u0345\u032F\u0332\u032E\u0333\u0353\u0320\u0345\u031C\u031F\u033C\u0325\u0355\u032C\u0325\u033Aa\u0307\u0312\u034B\u0308\u0312\u0346\u0313\u0346\u0304\u0307\u0344\u0305\u0342\u0368\u0346\u036A\u035B\u030F\u0365\u0307\u0340\u0328\u0322\u0361\u0489\u034F\u0328\u0334\u035F\u0335\u0362\u0489\u0360\u0358\u035E\u0360\u035D\u0341\u0337\u0337\u032E\u0326\u032D\u0359\u0318\u033C\u032F\u0333\u035A\u034D\u0319\u031C\u0353\u033C\u0345\u0359\u0331\u033B\u0331\u033C";
|
||
ParagraphStyle paragraph_style;
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Roboto")});
|
||
text_style.setFontSize(20);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView20 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph20"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
auto fontCollection = sk_make_sp<TestFontCollection>(GetResourcePath("fonts").c_str(), false, true);
|
||
|
||
const char* text = "Manage your google account";
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setEllipsis(u"\u2026");
|
||
paragraph_style.setMaxLines(1);
|
||
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Roboto")});
|
||
text_style.setFontSize(50);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView21 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph21"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
const char* text = "Referral Code";
|
||
ParagraphStyle paragraph_style;
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(24);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(0);
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView22 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph22"); }
|
||
|
||
bool onChar(SkUnichar uni) override {
|
||
switch (uni) {
|
||
case 'l':
|
||
direction = true;
|
||
return true;
|
||
case 'r':
|
||
direction = false;
|
||
return true;
|
||
default:
|
||
break;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setTextDirection(direction ? TextDirection::kLtr : TextDirection::kRtl);
|
||
auto collection = getFontCollection();
|
||
ParagraphBuilderImpl builder(paragraph_style, collection);
|
||
collection->getParagraphCache()->reset();
|
||
collection->getParagraphCache()->turnOn(false);
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Roboto")});
|
||
text_style.setFontSize(12);
|
||
builder.pushStyle(text_style);
|
||
builder.addText("I have got a ");
|
||
text_style.setFontStyle(SkFontStyle::Bold());
|
||
builder.pushStyle(text_style);
|
||
builder.addText("lovely bunch");
|
||
text_style.setFontStyle(SkFontStyle::Normal());
|
||
builder.pushStyle(text_style);
|
||
builder.addText(" of coconuts.");
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
collection->getParagraphCache()->turnOn(true);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
bool direction;
|
||
};
|
||
|
||
class ParagraphView23 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph23"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
const char* text = "Text with shadow";
|
||
ParagraphStyle paragraph_style;
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(24);
|
||
|
||
auto draw = [&](SkScalar h, SkScalar v, SkScalar b) {
|
||
text_style.resetShadows();
|
||
text_style.addShadow(TextShadow(SK_ColorBLACK, SkPoint::Make(h, v), b));
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(300);
|
||
paragraph->paint(canvas, 0, 0);
|
||
|
||
auto rect = SkRect::MakeXYWH(0, 0, paragraph->getMaxWidth(), paragraph->getHeight());
|
||
SkPaint paint;
|
||
paint.setColor(SK_ColorRED);
|
||
paint.setStyle(SkPaint::kStroke_Style);
|
||
paint.setAntiAlias(true);
|
||
paint.setStrokeWidth(1);
|
||
canvas->drawRect(rect, paint);
|
||
};
|
||
|
||
draw(10, 10, 5);
|
||
canvas->translate(0, 100);
|
||
|
||
draw(10, -10, 5);
|
||
canvas->translate(0, 100);
|
||
|
||
draw(-10, -10, 5);
|
||
canvas->translate(0, 100);
|
||
|
||
draw(-10, 10, 5);
|
||
canvas->translate(0, 100);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView24 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph24"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setTextDirection(TextDirection::kRtl);
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(24);
|
||
{
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.pushStyle(text_style);
|
||
builder.addText("Right_to_left:");
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
canvas->translate(0, 200);
|
||
{
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.pushStyle(text_style);
|
||
builder.addText("Right_to_left+");
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
canvas->translate(0, 200);
|
||
{
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
builder.pushStyle(text_style);
|
||
builder.addText("Right_to_left.");
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(this->width());
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView25 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph25"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
const char* text = "Overflowing endorsement that has a large lengthy text and is a lot longer than expected";
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setEllipsis(u"\u2026");
|
||
paragraph_style.setMaxLines(std::numeric_limits<size_t>::max());
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(20);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(594.0f);
|
||
paragraph->paint(canvas, 0, 0);
|
||
canvas->translate(0, 200);
|
||
paragraph->layout(std::numeric_limits<SkScalar>::max());
|
||
paragraph->paint(canvas, 0, 0);
|
||
canvas->translate(0, 200);
|
||
paragraph->layout(787.0f);
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView26 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph26"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
//const char* text = "ERROR\nSECOND ERROR";
|
||
const char* text = "ERROR\nSECOND ERROR\nTHIRD ERRORRRRRRRRR\nFOURTH ERROR";
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setEllipsis(u"\u2026");
|
||
paragraph_style.setMaxLines(std::numeric_limits<size_t>::max());
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(20);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(std::numeric_limits<SkScalar>::max());
|
||
paragraph->paint(canvas, 0, 0);
|
||
canvas->translate(0, 300);
|
||
paragraph->layout(200);
|
||
paragraph->paint(canvas, 0, 0);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
class ParagraphView27 : public ParagraphView_Base {
|
||
protected:
|
||
SkString name() override { return SkString("Paragraph27"); }
|
||
|
||
void onDrawContent(SkCanvas* canvas) override {
|
||
canvas->drawColor(SK_ColorWHITE);
|
||
|
||
ParagraphStyle paragraph_style;
|
||
paragraph_style.setMaxLines(std::numeric_limits<size_t>::max());
|
||
paragraph_style.setEllipsis(u"\u2026");
|
||
TextStyle text_style;
|
||
text_style.setColor(SK_ColorBLACK);
|
||
text_style.setFontFamilies({SkString("Google Sans")});
|
||
text_style.setFontSize(24);
|
||
|
||
auto draw = [&](const char* text, SkScalar height) {
|
||
ParagraphBuilderImpl builder(paragraph_style, getFontCollection());
|
||
text_style.setHeightOverride(true);
|
||
text_style.setHeight(height);
|
||
builder.pushStyle(text_style);
|
||
builder.addText(text);
|
||
auto paragraph = builder.Build();
|
||
paragraph->layout(153.33f);
|
||
|
||
SkDebugf("'%s': %f\n", text, paragraph->getHeight());
|
||
auto boxes1 = paragraph->getRectsForRange(0, strlen(text), RectHeightStyle::kTight, RectWidthStyle::kTight);
|
||
auto boxes2 = paragraph->getRectsForRange(0, strlen(text), RectHeightStyle::kMax, RectWidthStyle::kTight);
|
||
if (boxes1.size() > 0 && boxes2.size() > 0) {
|
||
SkDebugf("Heights: %f %f\\b", boxes1[0].rect.height() , boxes2[0].rect.height());
|
||
}
|
||
paragraph->paint(canvas, 0, 0);
|
||
canvas->translate(0, 200);
|
||
};
|
||
|
||
//draw("Artist Name with long text in active media bar to test word truncation", 1.333f);
|
||
draw("provider with long text in active media bar to test word truncation inside the subtitle", 1);
|
||
}
|
||
|
||
private:
|
||
typedef Sample INHERITED;
|
||
};
|
||
|
||
//////////////////////////////////////////////////////////////////////////////
|
||
|
||
DEF_SAMPLE(return new ParagraphView1();)
|
||
DEF_SAMPLE(return new ParagraphView2();)
|
||
DEF_SAMPLE(return new ParagraphView3();)
|
||
DEF_SAMPLE(return new ParagraphView4();)
|
||
DEF_SAMPLE(return new ParagraphView5();)
|
||
DEF_SAMPLE(return new ParagraphView6();)
|
||
DEF_SAMPLE(return new ParagraphView7();)
|
||
DEF_SAMPLE(return new ParagraphView8();)
|
||
DEF_SAMPLE(return new ParagraphView9();)
|
||
DEF_SAMPLE(return new ParagraphView10();)
|
||
DEF_SAMPLE(return new ParagraphView11();)
|
||
DEF_SAMPLE(return new ParagraphView12();)
|
||
DEF_SAMPLE(return new ParagraphView14();)
|
||
DEF_SAMPLE(return new ParagraphView15();)
|
||
DEF_SAMPLE(return new ParagraphView16();)
|
||
DEF_SAMPLE(return new ParagraphView17();)
|
||
DEF_SAMPLE(return new ParagraphView18();)
|
||
DEF_SAMPLE(return new ParagraphView19();)
|
||
DEF_SAMPLE(return new ParagraphView20();)
|
||
DEF_SAMPLE(return new ParagraphView21();)
|
||
DEF_SAMPLE(return new ParagraphView22();)
|
||
DEF_SAMPLE(return new ParagraphView23();)
|
||
DEF_SAMPLE(return new ParagraphView24();)
|
||
DEF_SAMPLE(return new ParagraphView25();)
|
||
DEF_SAMPLE(return new ParagraphView26();)
|
||
DEF_SAMPLE(return new ParagraphView27();)
|