123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197 |
- /*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "tools/viewer/SkottieSlide.h"
- #if defined(SK_ENABLE_SKOTTIE)
- #include "include/core/SkCanvas.h"
- #include "include/core/SkFont.h"
- #include "modules/skottie/include/Skottie.h"
- #include "modules/skottie/utils/SkottieUtils.h"
- #include "src/utils/SkOSPath.h"
- #include "tools/timer/TimeUtils.h"
- #include <cmath>
- static void draw_stats_box(SkCanvas* canvas, const skottie::Animation::Builder::Stats& stats) {
- static constexpr SkRect kR = { 10, 10, 280, 120 };
- static constexpr SkScalar kTextSize = 20;
- SkPaint paint;
- paint.setAntiAlias(true);
- paint.setColor(0xffeeeeee);
- SkFont font(nullptr, kTextSize);
- canvas->drawRect(kR, paint);
- paint.setColor(SK_ColorBLACK);
- const auto json_size = SkStringPrintf("Json size: %lu bytes",
- stats.fJsonSize);
- canvas->drawString(json_size, kR.x() + 10, kR.y() + kTextSize * 1, font, paint);
- const auto animator_count = SkStringPrintf("Animator count: %lu",
- stats.fAnimatorCount);
- canvas->drawString(animator_count, kR.x() + 10, kR.y() + kTextSize * 2, font, paint);
- const auto json_parse_time = SkStringPrintf("Json parse time: %.3f ms",
- stats.fJsonParseTimeMS);
- canvas->drawString(json_parse_time, kR.x() + 10, kR.y() + kTextSize * 3, font, paint);
- const auto scene_parse_time = SkStringPrintf("Scene build time: %.3f ms",
- stats.fSceneParseTimeMS);
- canvas->drawString(scene_parse_time, kR.x() + 10, kR.y() + kTextSize * 4, font, paint);
- const auto total_load_time = SkStringPrintf("Total load time: %.3f ms",
- stats.fTotalLoadTimeMS);
- canvas->drawString(total_load_time, kR.x() + 10, kR.y() + kTextSize * 5, font, paint);
- paint.setStyle(SkPaint::kStroke_Style);
- canvas->drawRect(kR, paint);
- }
- SkottieSlide::SkottieSlide(const SkString& name, const SkString& path)
- : fPath(path) {
- fName = name;
- }
- void SkottieSlide::load(SkScalar w, SkScalar h) {
- class Logger final : public skottie::Logger {
- public:
- struct LogEntry {
- SkString fMessage,
- fJSON;
- };
- void log(skottie::Logger::Level lvl, const char message[], const char json[]) override {
- auto& log = lvl == skottie::Logger::Level::kError ? fErrors : fWarnings;
- log.push_back({ SkString(message), json ? SkString(json) : SkString() });
- }
- void report() const {
- SkDebugf("Animation loaded with %lu error%s, %lu warning%s.\n",
- fErrors.size(), fErrors.size() == 1 ? "" : "s",
- fWarnings.size(), fWarnings.size() == 1 ? "" : "s");
- const auto& show = [](const LogEntry& log, const char prefix[]) {
- SkDebugf("%s%s", prefix, log.fMessage.c_str());
- if (!log.fJSON.isEmpty())
- SkDebugf(" : %s", log.fJSON.c_str());
- SkDebugf("\n");
- };
- for (const auto& err : fErrors) show(err, " !! ");
- for (const auto& wrn : fWarnings) show(wrn, " ?? ");
- }
- private:
- std::vector<LogEntry> fErrors,
- fWarnings;
- };
- auto logger = sk_make_sp<Logger>();
- skottie::Animation::Builder builder;
- fAnimation = builder
- .setLogger(logger)
- .setResourceProvider(
- skottie_utils::FileResourceProvider::Make(SkOSPath::Dirname(fPath.c_str())))
- .makeFromFile(fPath.c_str());
- fAnimationStats = builder.getStats();
- fWinSize = SkSize::Make(w, h);
- fTimeBase = 0; // force a time reset
- if (fAnimation) {
- SkDebugf("Loaded Bodymovin animation v: %s, size: [%f %f]\n",
- fAnimation->version().c_str(),
- fAnimation->size().width(),
- fAnimation->size().height());
- logger->report();
- } else {
- SkDebugf("failed to load Bodymovin animation: %s\n", fPath.c_str());
- }
- }
- void SkottieSlide::unload() {
- fAnimation.reset();
- }
- SkISize SkottieSlide::getDimensions() const {
- // We always scale to fill the window.
- return fWinSize.toCeil();
- }
- void SkottieSlide::draw(SkCanvas* canvas) {
- if (fAnimation) {
- SkAutoCanvasRestore acr(canvas, true);
- const auto dstR = SkRect::MakeSize(fWinSize);
- fAnimation->render(canvas, &dstR);
- if (fShowAnimationStats) {
- draw_stats_box(canvas, fAnimationStats);
- }
- if (fShowAnimationInval) {
- const auto t = SkMatrix::MakeRectToRect(SkRect::MakeSize(fAnimation->size()),
- dstR,
- SkMatrix::kCenter_ScaleToFit);
- SkPaint fill, stroke;
- fill.setAntiAlias(true);
- fill.setColor(0x40ff0000);
- stroke.setAntiAlias(true);
- stroke.setColor(0xffff0000);
- stroke.setStyle(SkPaint::kStroke_Style);
- for (const auto& r : fInvalController) {
- SkRect bounds;
- t.mapRect(&bounds, r);
- canvas->drawRect(bounds, fill);
- canvas->drawRect(bounds, stroke);
- }
- }
- }
- }
- bool SkottieSlide::animate(double nanos) {
- SkMSec msec = TimeUtils::NanosToMSec(nanos);
- if (fTimeBase == 0) {
- // Reset the animation time.
- fTimeBase = msec;
- }
- if (fAnimation) {
- fInvalController.reset();
- const auto t = msec - fTimeBase;
- const auto d = fAnimation->duration() * 1000;
- fAnimation->seek(std::fmod(t, d) / d, &fInvalController);
- }
- return true;
- }
- bool SkottieSlide::onChar(SkUnichar c) {
- switch (c) {
- case 'I':
- fShowAnimationStats = !fShowAnimationStats;
- break;
- default:
- break;
- }
- return INHERITED::onChar(c);
- }
- bool SkottieSlide::onMouse(SkScalar x, SkScalar y, InputState state, ModifierKey) {
- switch (state) {
- case InputState::kUp:
- fShowAnimationInval = !fShowAnimationInval;
- fShowAnimationStats = !fShowAnimationStats;
- break;
- default:
- break;
- }
- return false;
- }
- #endif // SK_ENABLE_SKOTTIE
|