1234567891011121314151617181920212223242526 |
- #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.
|