Path_ConvertConicToQuads.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Path_ConvertConicToQuads, 256, 256, false, 0)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Path_ConvertConicToQuads	,
		256	,
		256	,
		false	,
		0
	)

Definition at line 4 of file Path_ConvertConicToQuads.cpp.

                                                         {
void draw(SkCanvas* canvas) {
      SkPaint conicPaint;
      conicPaint.setAntiAlias(true);
      conicPaint.setStyle(SkPaint::kStroke_Style);
      SkPaint quadPaint(conicPaint);
      quadPaint.setColor(SK_ColorRED);
      SkPoint conic[] = { {20, 170}, {80, 170}, {80, 230} };
      for (auto weight : { .25f, .5f, .707f, .85f, 1.f } ) {
          SkPoint quads[5];
          SkPath::ConvertConicToQuads(conic[0], conic[1], conic[2], weight, quads, 1);
          SkPath path;
          path.moveTo(conic[0]);
          path.conicTo(conic[1], conic[2], weight);
          canvas->drawPath(path, conicPaint);
          path.rewind();
          path.moveTo(quads[0]);
          path.quadTo(quads[1], quads[2]);
          path.quadTo(quads[3], quads[4]);
          canvas->drawPath(path, quadPaint);
          canvas->translate(50, -50);
      }
}
}  // END FIDDLE