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	 830a57c6b2
			
		
	
	
		830a57c6b2
		
	
	
	
	
		
			
			Let's rename this to LibWeb since it aims to provide more parts of the web platform than just HTML. :^)
		
			
				
	
	
		
			71 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			71 lines
		
	
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include <LibWeb/Dump.h>
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| #include <LibWeb/Frame.h>
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| #include <LibWeb/Layout/LayoutDocument.h>
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| #include <LibWeb/Layout/LayoutImage.h>
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| 
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| namespace Web {
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| 
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| LayoutDocument::LayoutDocument(const Document& document, NonnullRefPtr<StyleProperties> style)
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|     : LayoutBlock(&document, move(style))
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| {
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| }
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| 
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| LayoutDocument::~LayoutDocument()
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| {
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| }
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| 
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| void LayoutDocument::layout()
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| {
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|     ASSERT(document().frame());
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|     rect().set_width(document().frame()->size().width());
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| 
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|     LayoutNode::layout();
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| 
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|     ASSERT(!children_are_inline());
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| 
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|     int lowest_bottom = 0;
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|     for_each_child([&](auto& child) {
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|         ASSERT(is<LayoutBlock>(child));
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|         auto& child_block = to<LayoutBlock>(child);
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|         if (child_block.rect().bottom() > lowest_bottom)
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|             lowest_bottom = child_block.rect().bottom();
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|     });
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|     rect().set_bottom(lowest_bottom);
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| }
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| 
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| void LayoutDocument::did_set_viewport_rect(Badge<Frame>, const Gfx::Rect& a_viewport_rect)
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| {
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|     Gfx::FloatRect viewport_rect(a_viewport_rect.x(), a_viewport_rect.y(), a_viewport_rect.width(), a_viewport_rect.height());
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|     for_each_in_subtree_of_type<LayoutImage>([&](auto& layout_image) {
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|         const_cast<HTMLImageElement&>(layout_image.node()).set_volatile({}, !viewport_rect.intersects(layout_image.rect()));
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|         return IterationDecision::Continue;
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|     });
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| }
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| 
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| }
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