blob: cc96df03f020390f9767c41d2664f526a7ee64ad [file] [log] [blame]
#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.