Florin Malita | 45cd200 | 2020-06-09 14:00:54 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2020 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "tools/viewer/SkRiveSlide.h" |
| 9 | |
| 10 | #include "include/core/SkCanvas.h" |
| 11 | #include "include/core/SkStream.h" |
| 12 | |
| 13 | #if defined(SK_ENABLE_SKRIVE) |
| 14 | |
| 15 | SkRiveSlide::SkRiveSlide(const SkString& name, const SkString& path) |
| 16 | : fPath(path) { |
| 17 | fName = name; |
| 18 | } |
| 19 | |
| 20 | SkRiveSlide::~SkRiveSlide() = default; |
| 21 | |
| 22 | void SkRiveSlide::load(SkScalar w, SkScalar h) { |
| 23 | fWinSize = {w , h}; |
| 24 | fRive = skrive::SkRive::Builder().make(SkFILEStream::Make(fPath.c_str())); |
| 25 | fRiveBounds = SkRect::MakeEmpty(); |
| 26 | |
| 27 | if (fRive) { |
| 28 | SkDebugf("Loaded Rive animation: %zu artboards\n", fRive->artboards().size()); |
| 29 | for (const auto& ab : fRive->artboards()) { |
| 30 | const auto& pos = ab->getTranslation(); |
| 31 | const auto& size = ab->getSize(); |
| 32 | |
| 33 | fRiveBounds.join(SkRect::MakeXYWH(pos.x, pos.y, size.x, size.y)); |
| 34 | } |
| 35 | } else { |
| 36 | SkDebugf("Failed to load Rive animation: %s\n", fPath.c_str()); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | void SkRiveSlide::unload() { |
| 41 | fRive.reset(); |
| 42 | } |
| 43 | |
| 44 | void SkRiveSlide::resize(SkScalar w, SkScalar h) { |
| 45 | fWinSize = {w , h}; |
| 46 | } |
| 47 | |
| 48 | SkISize SkRiveSlide::getDimensions() const { |
| 49 | // We always scale to fill the window. |
| 50 | return fWinSize.toCeil(); |
| 51 | } |
| 52 | |
| 53 | void SkRiveSlide::draw(SkCanvas* canvas) { |
| 54 | if (!fRive) { |
| 55 | return; |
| 56 | } |
| 57 | |
| 58 | // Scale the Rive artboards to fill our window. |
| 59 | SkAutoCanvasRestore acr(canvas, true); |
Mike Reed | 2ac6ce8 | 2021-01-15 12:26:22 -0500 | [diff] [blame] | 60 | canvas->concat(SkMatrix::RectToRect(fRiveBounds, SkRect::MakeSize(fWinSize), |
| 61 | SkMatrix::kCenter_ScaleToFit)); |
Florin Malita | 45cd200 | 2020-06-09 14:00:54 -0400 | [diff] [blame] | 62 | |
| 63 | for (const auto& ab : fRive->artboards()) { |
Florin Malita | 45cd200 | 2020-06-09 14:00:54 -0400 | [diff] [blame] | 64 | ab->render(canvas); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | #endif // defined(SK_ENABLE_SKRIVE) |