#if 0 // Disabled until updated to use current API. // Copyright 2019 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" // HASH=60a08f3ce75374fc815384616d114df7 REG_FIDDLE(Point_Normalize, 256, 256, false, 0) { void draw(SkCanvas* canvas) { SkPaint paint; paint.setAntiAlias(true); const SkPoint lines[][2] = { {{ 30, 110 }, { 190, 30 }}, {{ 30, 220 }, { 120, 140 }}}; for (auto line : lines) { canvas->drawLine(line[0], line[1], paint); SkVector vector = line[1] - line[0]; SkScalar priorLength = SkPoint::Normalize(&vector); SkVector rotate90 = { -vector.fY, vector.fX }; rotate90 *= 10.f; canvas->drawLine(line[0] - rotate90, line[0] + rotate90, paint); canvas->drawLine(line[1] - rotate90, line[1] + rotate90, paint); SkString length("length = "); length.appendScalar(priorLength); canvas->drawString(length, line[0].fX + 25, line[0].fY - 4, paint); } } } // END FIDDLE #endif // Disabled until updated to use current API.