1 files changed, 84 insertions, 0 deletions
diff --git a/chromium/third_party/skia/gm/widebuttcaps.cpp b/chromium/third_party/skia/gm/widebuttcaps.cpp
new file mode 100644
index 00000000000..b2df5fecd38
--- /dev/null
+++ b/chromium/third_party/skia/gm/widebuttcaps.cpp
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2020 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gm/gm.h"
+#include "include/core/SkCanvas.h"
+#include "include/core/SkPath.h"
+#include "include/core/SkPoint.h"
+
+static constexpr float kStrokeWidth = 100;
+
+class WideButtCaps : public skiagm::GM {
+public:
+    WideButtCaps() {}
+
+protected:
+
+    SkString onShortName() override {
+        return SkString("widebuttcaps");
+    }
+
+    SkISize onISize() override {
+        return SkISize::Make(120 * 4, 120 * 3 + 140);
+    }
+
+    void onOnceBeforeDraw() override {
+        fStrokePaint.setAntiAlias(true);
+        fStrokePaint.setStrokeWidth(kStrokeWidth);
+        fStrokePaint.setColor(SK_ColorGREEN);
+        fStrokePaint.setStyle(SkPaint::kStroke_Style);
+    }
+
+    void onDraw(SkCanvas* canvas) override {
+        SkAutoCanvasRestore arc(canvas, true);
+        canvas->translate(60, 60);
+        canvas->clear(SK_ColorBLACK);
+
+        this->drawStrokes(canvas,
+                SkPath().lineTo(10,0).lineTo(10,10),
+                SkPath().cubicTo(10,0, 10,0, 10,10));
+        canvas->translate(0, 120);
+
+        this->drawStrokes(canvas,
+                SkPath().lineTo(0,-10).lineTo(0,10),
+                SkPath().cubicTo(0,-10, 0,-10, 0,10));
+        canvas->translate(0, 120);
+
+        this->drawStrokes(canvas,
+                SkPath().lineTo(0,-10).lineTo(10,-10).lineTo(10,10).lineTo(0,10),
+                SkPath().cubicTo(0,-10, 10,10, 0,10));
+        canvas->translate(0, 140);
+
+        this->drawStrokes(canvas,
+                SkPath().lineTo(0,-10).lineTo(10,-10).lineTo(10,0).lineTo(0,0),
+                SkPath().cubicTo(0,-10, 10,0, 0,0));
+        canvas->translate(0, 120);
+    }
+
+    void drawStrokes(SkCanvas* canvas, const SkPath& path, const SkPath& cubic) {
+        SkAutoCanvasRestore arc(canvas, true);
+        fStrokePaint.setStrokeJoin(SkPaint::kBevel_Join);
+        canvas->drawPath(path, fStrokePaint);
+
+        canvas->translate(120, 0);
+        fStrokePaint.setStrokeJoin(SkPaint::kRound_Join);
+        canvas->drawPath(path, fStrokePaint);
+
+        canvas->translate(120, 0);
+        fStrokePaint.setStrokeJoin(SkPaint::kMiter_Join);
+        canvas->drawPath(path, fStrokePaint);
+
+        canvas->translate(120, 0);
+        canvas->drawPath(cubic, fStrokePaint);
+    }
+
+private:
+    SkPaint fStrokePaint;
+    typedef GM INHERITED;
+};
+
+DEF_GM( return new WideButtCaps; )