#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 "fiddle/examples.h" // HASH=8b37f4ae7fec1756433c0f984175fb14 REG_FIDDLE(Matrix_isSimilarity, 256, 256, false, 0) { void draw(SkCanvas* canvas) { SkPaint p; p.setAntiAlias(true); SkMatrix m; int below = 175; for (SkScalar sx : { -1, 1 } ) { for (SkScalar sy : { -1, 1 } ) { m.setAll(sx, 1, 128, 1, sy, 32, 0, 0, 1); bool isSimilarity = m.isSimilarity(); SkString str; str.printf("sx: %g sy: %g sim: %s", sx, sy, isSimilarity ? "true" : "false"); { SkAutoCanvasRestore autoRestore(canvas, true); canvas->concat(m); canvas->drawString(str, 0, 0, p); } if (!isSimilarity) { canvas->drawString(str, 40, below, p); below += 20; } } } } } // END FIDDLE #endif // Disabled until updated to use current API.