1 #if 0  // Disabled until updated to use current API.
2 // Copyright 2019 Google LLC.
3 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
4 #include "tools/fiddle/examples.h"
5 // HASH=0bc7b3997357e499817278b78bdfbf1d
6 REG_FIDDLE(Point_cross, 256, 256, false, 0) {
7 void draw(SkCanvas* canvas) {
8     SkPaint paint;
9     paint.setAntiAlias(true);
10     SkVector vectors[][2] = {{{50, 2}, {-14, 20}}, {{0, 50}, {-50, 0}}, {{-20, 25}, {25, -20}},
11                              {{-20, -24}, {-24, -20}}};
12     SkPoint center[] = {{32, 32}, {160, 32}, {32, 160}, {160, 160}};
13     paint.setStrokeWidth(2);
14     for (size_t i = 0; i < 4; ++i) {
15         paint.setColor(SK_ColorRED);
16         canvas->drawLine(center[i], center[i] + vectors[i][0], paint);
17         paint.setColor(SK_ColorBLUE);
18         canvas->drawLine(center[i], center[i] + vectors[i][1], paint);
19         SkString str;
20         SkScalar cross = vectors[i][0].cross(vectors[i][1]);
21         str.printf("cross = %g", cross);
22         paint.setColor(cross >= 0 ? SK_ColorRED : SK_ColorBLUE);
23         canvas->drawString(str, center[i].fX, center[i].fY, paint);
24     }
25 }
26 }  // END FIDDLE
27 #endif  // Disabled until updated to use current API.
28