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- // Copyright (c) 2012 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "printing/image.h"
- #include <ApplicationServices/ApplicationServices.h>
- #include <stddef.h>
- #include <stdint.h>
- #include "base/mac/scoped_cftyperef.h"
- #include "printing/metafile.h"
- #include "ui/gfx/geometry/rect.h"
- namespace printing {
- bool Image::LoadMetafile(const Metafile& metafile) {
- // Load only the first page of `metafile`, just like Windows.
- const unsigned int page_number = 1;
- gfx::Rect rect(metafile.GetPageBounds(page_number));
- if (rect.width() < 1 || rect.height() < 1)
- return false;
- size_ = rect.size();
- row_length_ = size_.width() * sizeof(uint32_t);
- size_t bytes = row_length_ * size_.height();
- DCHECK(bytes);
- data_.resize(bytes);
- base::ScopedCFTypeRef<CGColorSpaceRef> color_space(
- CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB));
- base::ScopedCFTypeRef<CGContextRef> bitmap_context(CGBitmapContextCreate(
- &*data_.begin(), size_.width(), size_.height(), 8, row_length_,
- color_space, kCGImageAlphaPremultipliedLast));
- DCHECK(bitmap_context.get());
- return metafile.RenderPage(page_number, bitmap_context, rect.ToCGRect(),
- /*autorotate=*/false, /*fit_to_page=*/true);
- }
- } // namespace printing
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