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LibWeb: Rename directory LibHTML => LibWeb

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Let's rename this to LibWeb since it aims to provide more parts of the
web platform than just HTML. :^)
This commit is contained in:
Andreas Kling 2020-03-07 10:32:51 +01:00
parent 7a6c4a72d5
commit 830a57c6b2
158 changed files with 360 additions and 360 deletions
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89
Libraries/LibWeb/Layout/LayoutImage.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibGfx/Font.h>
#include <LibGfx/StylePainter.h>
#include <LibGUI/Painter.h>
#include <LibWeb/Layout/LayoutImage.h>
namespace Web {
LayoutImage::LayoutImage(const HTMLImageElement& element, NonnullRefPtr<StyleProperties> style)
: LayoutReplaced(element, move(style))
{
}
LayoutImage::~LayoutImage()
{
}
void LayoutImage::layout()
{
if (node().preferred_width() && node().preferred_height()) {
rect().set_width(node().preferred_width());
rect().set_height(node().preferred_height());
} else if (renders_as_alt_text()) {
auto& font = Gfx::Font::default_font();
auto alt = node().alt();
if (alt.is_empty())
alt = node().src();
rect().set_width(font.width(alt) + 16);
rect().set_height(font.glyph_height() + 16);
} else {
rect().set_width(16);
rect().set_height(16);
}
LayoutReplaced::layout();
}
void LayoutImage::render(RenderingContext& context)
{
if (!is_visible())
return;
// FIXME: This should be done at a different level. Also rect() does not include padding etc!
if (!context.viewport_rect().intersects(enclosing_int_rect(rect())))
return;
if (renders_as_alt_text()) {
context.painter().set_font(Gfx::Font::default_font());
Gfx::StylePainter::paint_frame(context.painter(), enclosing_int_rect(rect()), context.palette(), Gfx::FrameShape::Container, Gfx::FrameShadow::Sunken, 2);
auto alt = node().alt();
if (alt.is_empty())
alt = node().src();
context.painter().draw_text(enclosing_int_rect(rect()), alt, Gfx::TextAlignment::Center, style().color_or_fallback(CSS::PropertyID::Color, document(), Color::Black), Gfx::TextElision::Right);
} else if (node().bitmap())
context.painter().draw_scaled_bitmap(enclosing_int_rect(rect()), *node().bitmap(), node().bitmap()->rect());
LayoutReplaced::render(context);
}
bool LayoutImage::renders_as_alt_text() const
{
return !node().image_decoder();
}
}