void onDraw(SkCanvas* canvas) override { static const struct { SkFilterQuality fQuality; const char* fName; } kQualities[] = { {kNone_SkFilterQuality, "none"}, {kLow_SkFilterQuality, "low"}, {kMedium_SkFilterQuality, "medium"}, {kHigh_SkFilterQuality, "high"}, }; for (size_t q = 0; q < SK_ARRAY_COUNT(kQualities); ++q) { SkPaint paint; sk_tool_utils::set_portable_typeface(&paint); paint.setFilterQuality(kQualities[q].fQuality); SkPaint bmpPaint(paint); SkMatrix lm = SkMatrix::I(); lm.setScaleX(2.5); lm.setTranslateX(423); lm.setTranslateY(330); static const SkShader::TileMode kTM = SkShader::kRepeat_TileMode; bmpPaint.setShader(SkShader::MakeBitmapShader(fBmp, kTM, kTM, &lm)); SkRect rect = SkRect::MakeLTRB(20, 60, 220, 210); canvas->drawRect(rect, bmpPaint); paint.setAntiAlias(true); canvas->drawText(kQualities[q].fName, strlen(kQualities[q].fName), 20, 40, paint); canvas->translate(250, 0); } }
void drawAll(SkCanvas* canvas, SkScalar scaleX) const { constexpr struct { SkFilterQuality fQuality; const char* fName; } kQualities[] = { {kNone_SkFilterQuality, "none"}, {kLow_SkFilterQuality, "low"}, {kMedium_SkFilterQuality, "medium"}, {kHigh_SkFilterQuality, "high"}, }; SkRect rect = SkRect::MakeLTRB(20, 60, 220, 210); SkMatrix lm = SkMatrix::I(); lm.setScaleX(scaleX); lm.setTranslateX(423); lm.setTranslateY(330); SkPaint textPaint; textPaint.setAntiAlias(true); SkPaint bmpPaint(textPaint); SkFont font(ToolUtils::create_portable_typeface()); SkAutoCanvasRestore acr(canvas, true); for (size_t q = 0; q < SK_ARRAY_COUNT(kQualities); ++q) { constexpr SkTileMode kTM = SkTileMode::kRepeat; bmpPaint.setShader(fBmp.makeShader(kTM, kTM, &lm)); bmpPaint.setFilterQuality(kQualities[q].fQuality); canvas->drawRect(rect, bmpPaint); canvas->drawString(kQualities[q].fName, 20, 40, font, textPaint); canvas->translate(250, 0); } }