70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
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/*
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* Copyright 2020 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "tools/viewer/SkRiveSlide.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkStream.h"
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#if defined(SK_ENABLE_SKRIVE)
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SkRiveSlide::SkRiveSlide(const SkString& name, const SkString& path)
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: fPath(path) {
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fName = name;
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}
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SkRiveSlide::~SkRiveSlide() = default;
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void SkRiveSlide::load(SkScalar w, SkScalar h) {
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fWinSize = {w , h};
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fRive = skrive::SkRive::Builder().make(SkFILEStream::Make(fPath.c_str()));
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fRiveBounds = SkRect::MakeEmpty();
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if (fRive) {
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SkDebugf("Loaded Rive animation: %zu artboards\n", fRive->artboards().size());
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for (const auto& ab : fRive->artboards()) {
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const auto& pos = ab->getTranslation();
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const auto& size = ab->getSize();
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fRiveBounds.join(SkRect::MakeXYWH(pos.x, pos.y, size.x, size.y));
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}
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} else {
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SkDebugf("Failed to load Rive animation: %s\n", fPath.c_str());
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}
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}
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void SkRiveSlide::unload() {
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fRive.reset();
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}
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void SkRiveSlide::resize(SkScalar w, SkScalar h) {
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fWinSize = {w , h};
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}
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SkISize SkRiveSlide::getDimensions() const {
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// We always scale to fill the window.
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return fWinSize.toCeil();
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}
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void SkRiveSlide::draw(SkCanvas* canvas) {
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if (!fRive) {
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return;
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}
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// Scale the Rive artboards to fill our window.
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SkAutoCanvasRestore acr(canvas, true);
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canvas->concat(SkMatrix::MakeRectToRect(fRiveBounds,
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SkRect::MakeSize(fWinSize),
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SkMatrix::kCenter_ScaleToFit ));
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for (const auto& ab : fRive->artboards()) {
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ab->render(canvas);
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}
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}
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#endif // defined(SK_ENABLE_SKRIVE)
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