Point_setNormalize.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

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

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Point_setNormalize	,
		256	,
		256	,
		false	,
		0
	)

Definition at line 4 of file Point_setNormalize.cpp.

                                                   {
void draw(SkCanvas* canvas) {
    SkPaint paint;
    paint.setAntiAlias(true);
    const SkPoint points[] = { { 60, -110 }, { 90, 10 }, { 120, -110 }, { 180, -50 } };
    const SkPoint origin = {0, 0};
    canvas->translate(30, 140);
    for (auto point : points) {
        paint.setStrokeWidth(1);
        paint.setColor(SK_ColorBLACK);
        canvas->drawLine(origin, point, paint);
        SkVector normal;
        normal.setNormalize(point.fX, point.fY);
        normal *= 100;
        paint.setStrokeWidth(10);
        paint.setColor(0x3f4512bf);
        canvas->drawLine(origin, normal, paint);
    }
}
}  // END FIDDLE