blob: 302dbb627e1d9369960b880a65957c751fd16c17 [file] [log] [blame]
// 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=9e50185d502dc6903783679a84106089
REG_FIDDLE(Matrix_mapXY, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
paint.setAntiAlias(true);
SkMatrix matrix;
matrix.setRotate(60, 128, 128);
SkPoint lines[] = {{50, 50}, {150, 50}, {150, 150}};
for (size_t i = 0; i < std::size(lines); ++i) {
SkPoint pt;
matrix.mapXY(lines[i].fX, lines[i].fY, &pt);
canvas->drawCircle(pt.fX, pt.fY, 3, paint);
}
canvas->concat(matrix);
canvas->drawPoints(SkCanvas::kPolygon_PointMode, std::size(lines), lines, paint);
}
} // END FIDDLE