From 7438bfc0804d021aa92cdd5ea644994a4248f3db Mon Sep 17 00:00:00 2001 From: bungeman Date: Tue, 12 Jul 2016 15:01:19 -0700 Subject: Factor code to rotate a canvas about a point. SkMatrix::scale and ::rotate take a point around which to scale or rotate. Canvas lacks these helpers, so the code to rotate a canvas around a point has been duplicated many times. Factor all of these implementations into SkCanvas::rotate. GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2142033002 Review-Url: https://codereview.chromium.org/2142033002 --- samplecode/SampleCircle.cpp | 7 ------- 1 file changed, 7 deletions(-) (limited to 'samplecode/SampleCircle.cpp') diff --git a/samplecode/SampleCircle.cpp b/samplecode/SampleCircle.cpp index ff88ac4b9b..f4e6cc99b4 100644 --- a/samplecode/SampleCircle.cpp +++ b/samplecode/SampleCircle.cpp @@ -87,17 +87,10 @@ protected: path->close(); } - static void rotate(SkCanvas* canvas, SkScalar angle, SkScalar px, SkScalar py) { - canvas->translate(-px, -py); - canvas->rotate(angle); - canvas->translate(px, py); - } - virtual void onDrawContent(SkCanvas* canvas) { SkPaint paint; paint.setAntiAlias(true); paint.setStyle(SkPaint::kStroke_Style); -// canvas->drawCircle(250, 250, 220, paint); SkMatrix matrix; matrix.setScale(SkIntToScalar(100), SkIntToScalar(100)); matrix.postTranslate(SkIntToScalar(200), SkIntToScalar(200)); -- cgit v1.2.3