// Copyright 2020 Google LLC. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. #include "tools/fiddle/examples.h" REG_FIDDLE(strokerect_gm, 1400, 740, false, 0) { void draw(SkCanvas* canvas) { constexpr SkScalar kStrokeWidth = 20; constexpr SkPaint::Join gJoins[] = {SkPaint::kMiter_Join, SkPaint::kRound_Join, SkPaint::kBevel_Join}; constexpr SkScalar W = 80; constexpr SkScalar H = 80; constexpr SkRect gRects[] = { {0, 0, W, H}, {W, 0, 0, H}, {0, H, W, 0}, {0, 0, kStrokeWidth, H}, {0, 0, W, kStrokeWidth}, {0, 0, kStrokeWidth / 2, kStrokeWidth / 2}, {0, 0, W, 0}, {0, 0, 0, H}, {0, 0, 0, 0}, {0, 0, W, FLT_EPSILON}, {0, 0, FLT_EPSILON, H}, {0, 0, FLT_EPSILON, FLT_EPSILON}, }; canvas->translate(kStrokeWidth * 3 / 2, kStrokeWidth * 3 / 2); for (int doFill = 0; doFill <= 1; ++doFill) { SkPaint::Style style = doFill ? SkPaint::kStrokeAndFill_Style : SkPaint::kStroke_Style; for (size_t i = 0; i < SK_ARRAY_COUNT(gJoins); ++i) { SkPaint::Join join = gJoins[i]; for (size_t j = 0; j < SK_ARRAY_COUNT(gRects); ++j) { SkAutoCanvasRestore acr(canvas, true); canvas->translate( j * (W + 2 * kStrokeWidth), (i + doFill * SK_ARRAY_COUNT(gJoins)) * (H + 2 * kStrokeWidth)); const SkRect& rect = gRects[j]; SkPath path, fillPath; path.addRect(rect); SkPaint paint; paint.setStrokeWidth(kStrokeWidth); paint.setStyle(style); paint.setStrokeJoin(join); paint.getFillPath(path, &fillPath); paint.setAntiAlias(true); paint.setColor(0xFF8C8A8C); canvas->drawRect(rect, paint); paint.setStyle(SkPaint::kStroke_Style); paint.setStrokeWidth(0); paint.setColor(SK_ColorRED); canvas->drawPath(fillPath, paint); paint.setStrokeWidth(3); paint.setStrokeJoin(SkPaint::kMiter_Join); int n = fillPath.countPoints(); SkAutoTArray<SkPoint> points(n); fillPath.getPoints(points.get(), n); canvas->drawPoints(SkCanvas::kPoints_PointMode, n, points.get(), paint); } } } } } // END FIDDLE