29 lines
1.1 KiB
C++
29 lines
1.1 KiB
C++
#if 0 // Disabled until updated to use current API.
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// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/fiddle/examples.h"
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// HASH=b9becf0dc24a9f00726e24a81fb72f16
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REG_FIDDLE(Matrix_preservesRightAngles, 256, 128, false, 0) {
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void draw(SkCanvas* canvas) {
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SkPaint p;
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p.setAntiAlias(true);
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SkMatrix m;
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int pos = 0;
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for (SkScalar sx : { 1, 2 } ) {
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for (SkScalar kx : { 0, 1 } ) {
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m.setAll(sx, kx, 16, 0, 1, 32, 0, 0, 1);
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bool isSimilarity = m.isSimilarity();
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bool preservesRightAngles = m.preservesRightAngles();
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SkString str;
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str.printf("sx: %g kx: %g %s %s", sx, kx, isSimilarity ? "sim" : "",
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preservesRightAngles ? "right" : "");
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SkAutoCanvasRestore autoRestore(canvas, true);
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canvas->concat(m);
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canvas->drawString(str, 0, pos, p);
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pos += 20;
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}
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}
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}
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} // END FIDDLE
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#endif // Disabled until updated to use current API.
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