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59 lines
1.3 KiB
59 lines
1.3 KiB
/*
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* Copyright 2016 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 "SKPSlide.h"
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#include "SkCanvas.h"
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#include "SkCommonFlags.h"
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#include "SkOSFile.h"
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#include "SkStream.h"
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SKPSlide::SKPSlide(const SkString& name, const SkString& path) : fPath(path) {
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fName = name;
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}
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SKPSlide::~SKPSlide() {}
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void SKPSlide::draw(SkCanvas* canvas) {
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if (fPic.get()) {
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bool isOffset = SkToBool(fCullRect.left() | fCullRect.top());
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if (isOffset) {
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canvas->save();
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canvas->translate(SkIntToScalar(-fCullRect.left()), SkIntToScalar(-fCullRect.top()));
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}
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canvas->drawPicture(fPic.get());
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if (isOffset) {
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canvas->restore();
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}
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}
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}
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static sk_sp<SkPicture> read_picture(const char path[]) {
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std::unique_ptr<SkStream> stream = SkStream::MakeFromFile(path);
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if (!stream) {
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SkDebugf("Could not read %s.\n", path);
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return nullptr;
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}
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auto pic = SkPicture::MakeFromStream(stream.get());
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if (!pic) {
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SkDebugf("Could not read %s as an SkPicture.\n", path);
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}
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return pic;
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}
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void SKPSlide::load(SkScalar, SkScalar) {
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fPic = read_picture(fPath.c_str());
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fCullRect = fPic->cullRect().roundOut();
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}
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void SKPSlide::unload() {
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fPic.reset(nullptr);
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}
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