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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 <LibGUI/Painter.h>
#include <LibGUI/ScrollBar.h>
#include <LibGUI/Widget.h>
#include <LibGfx/Font.h>
#include <LibGfx/StylePainter.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/InProcessWebView.h>
#include <LibWeb/Layout/LayoutDocument.h>
#include <LibWeb/Layout/LayoutFrame.h>
#include <LibWeb/Page/Frame.h>
//#define DEBUG_HIGHLIGHT_FOCUSED_FRAME
namespace Web {
LayoutFrame::LayoutFrame(DOM::Document& document, DOM::Element& element, NonnullRefPtr<CSS::StyleProperties> style)
: LayoutReplaced(document, element, move(style))
{
}
LayoutFrame::~LayoutFrame()
{
}
void LayoutFrame::prepare_for_replaced_layout()
{
ASSERT(node().content_frame());
set_has_intrinsic_width(true);
set_has_intrinsic_height(true);
// FIXME: Do proper error checking, etc.
set_intrinsic_width(node().attribute(HTML::AttributeNames::width).to_int().value_or(300));
set_intrinsic_height(node().attribute(HTML::AttributeNames::height).to_int().value_or(150));
}
void LayoutFrame::paint(PaintContext& context, PaintPhase phase)
{
LayoutReplaced::paint(context, phase);
if (phase == PaintPhase::Foreground) {
auto* hosted_document = node().content_document();
if (!hosted_document)
return;
auto* hosted_layout_tree = hosted_document->layout_node();
if (!hosted_layout_tree)
return;
context.painter().save();
auto old_viewport_rect = context.viewport_rect();
context.painter().add_clip_rect(enclosing_int_rect(absolute_rect()));
context.painter().translate(absolute_x(), absolute_y());
context.set_viewport_rect({ {}, node().content_frame()->size() });
const_cast<LayoutDocument*>(hosted_layout_tree)->paint_all_phases(context);
context.set_viewport_rect(old_viewport_rect);
context.painter().restore();
#ifdef DEBUG_HIGHLIGHT_FOCUSED_FRAME
if (node().content_frame()->is_focused_frame()) {
context.painter().draw_rect(absolute_rect().to<int>(), Color::Cyan);
}
#endif
}
}
void LayoutFrame::did_set_rect()
{
LayoutReplaced::did_set_rect();
ASSERT(node().content_frame());
node().content_frame()->set_size(size().to_type<int>());
}
}
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