skia2/docs/examples/Multiply.cpp
Mike Reed fae8fceb4a Use SkTileMode instead of nested enum
Add guard to transition clients

Change-Id: Ia7a3e8f95722f91e84af262168dadf89a78707da
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/205720
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
Auto-Submit: Mike Reed <reed@google.com>
2019-04-03 15:24:18 +00:00

22 lines
886 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 "fiddle/examples.h"
// HASH=eb29c896f008dfbef09e16b85114fc3a
REG_FIDDLE(Multiply, 256, 256, false, 5) {
void draw(SkCanvas* canvas) {
canvas->drawImage(image, 0, 0);
canvas->drawImage(image, 128, 0);
canvas->drawImage(image, 0, 128);
canvas->drawImage(image, 128, 128);
SkPaint paint;
paint.setBlendMode(SkBlendMode::kDstATop);
SkColor alphas[] = { SK_ColorBLACK, SK_ColorTRANSPARENT };
SkPoint vert[] = { { 0, 0 }, { 0, 256 } };
paint.setShader(SkGradientShader::MakeLinear(vert, alphas, nullptr, SK_ARRAY_COUNT(alphas),
SkTileMode::kClamp));
canvas->drawPaint(paint);
canvas->clipRect( { 30, 30, 226, 226 } );
canvas->drawColor(0x80bb9977, SkBlendMode::kMultiply);
}
} // END FIDDLE