mirror of
https://github.com/RGBCube/serenity
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76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*
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* Copyright (c) 2018-2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGUI/Event.h>
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#include <LibWeb/HTML/BrowsingContext.h>
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#include <LibWeb/HTML/HTMLImageElement.h>
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#include <LibWeb/Layout/ButtonBox.h>
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#include <LibWeb/Layout/Label.h>
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#include <LibWeb/Painting/ButtonPaintable.h>
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namespace Web::Painting {
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JS::NonnullGCPtr<ButtonPaintable> ButtonPaintable::create(Layout::ButtonBox const& layout_box)
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{
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return layout_box.heap().allocate_without_realm<ButtonPaintable>(layout_box);
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}
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ButtonPaintable::ButtonPaintable(Layout::ButtonBox const& layout_box)
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: LabelablePaintable(layout_box)
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{
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}
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Layout::ButtonBox const& ButtonPaintable::layout_box() const
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{
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return static_cast<Layout::ButtonBox const&>(layout_node());
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}
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Layout::ButtonBox& ButtonPaintable::layout_box()
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{
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return static_cast<Layout::ButtonBox&>(layout_node());
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}
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void ButtonPaintable::paint(PaintContext& context, PaintPhase phase) const
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{
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if (!is_visible())
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return;
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PaintableBox::paint(context, phase);
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auto const& dom_node = layout_box().dom_node();
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if (is<HTML::HTMLInputElement>(dom_node) && phase == PaintPhase::Foreground) {
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auto button_rect = context.enclosing_device_rect(absolute_rect());
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auto text_rect = button_rect;
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// Apply CSS text-indent property to text rect
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// FIXME: The second parameter to to_px() needs to be the block container’s own inline-axis inner size:
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// https://drafts.csswg.org/css-text-3/#propdef-text-indent
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auto text_indent = computed_values().text_indent().to_px(layout_box(), CSSPixels());
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text_rect.translate_by(context.rounded_device_pixels(text_indent), 0);
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// Apply button pressed state offset
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if (being_pressed()) {
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auto offset = context.rounded_device_pixels(1);
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text_rect.translate_by(offset, offset);
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}
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// Paint button text clipped to button rect
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auto& painter = context.recording_painter();
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painter.save();
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auto clip_rect = absolute_rect();
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clip_rect.translate_by(enclosing_scroll_frame_offset().value_or({}));
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painter.add_clip_rect(context.enclosing_device_rect(clip_rect).to_type<int>());
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painter.draw_text(
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text_rect.to_type<int>(),
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static_cast<HTML::HTMLInputElement const&>(dom_node).value(),
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layout_box().scaled_font(context.device_pixels_per_css_pixel()),
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Gfx::TextAlignment::Center,
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computed_values().color());
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painter.restore();
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}
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}
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}
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