aosp12/external/skia/docs/examples/Canvas_concat.cpp

19 lines
791 B
C++

// 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=8f6818b25a92a88638ad99b2dd293f61
REG_FIDDLE(Canvas_concat, 256, 256, false, 0) {
void draw(SkCanvas* canvas) {
SkPaint paint;
SkFont font(nullptr, 80);
font.setScaleX(.3f);
SkRect rect[2] = {{ 10, 20, 90, 110 }, { 40, 130, 140, 180 }};
canvas->drawRect(rect[0], paint);
canvas->drawRect(rect[1], paint);
paint.setColor(SK_ColorWHITE);
canvas->drawString("Here", rect[0].fLeft + 10, rect[0].fBottom - 10, font, paint);
canvas->concat(SkMatrix::RectToRect(rect[0], rect[1]));
canvas->drawString("There", rect[0].fLeft + 10, rect[0].fBottom - 10, font, paint);
}
} // END FIDDLE