ladybird/Libraries/LibWeb/Painting/PaintContext.h

100 lines
3.7 KiB
C++

/*
* Copyright (c) 2018-2022, Andreas Kling <andreas@ladybird.org>
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Vector.h>
#include <LibGfx/Forward.h>
#include <LibGfx/Palette.h>
#include <LibGfx/Rect.h>
#include <LibWeb/Painting/DisplayListRecorder.h>
#include <LibWeb/PixelUnits.h>
namespace Web {
class PaintContext {
public:
PaintContext(Painting::DisplayListRecorder& painter, Palette const& palette, double device_pixels_per_css_pixel);
Painting::DisplayListRecorder& display_list_recorder() const { return m_display_list_recorder; }
Palette const& palette() const { return m_palette; }
bool should_show_line_box_borders() const { return m_should_show_line_box_borders; }
void set_should_show_line_box_borders(bool value) { m_should_show_line_box_borders = value; }
bool should_paint_overlay() const { return m_should_paint_overlay; }
void set_should_paint_overlay(bool should_paint_overlay) { m_should_paint_overlay = should_paint_overlay; }
DevicePixelRect device_viewport_rect() const { return m_device_viewport_rect; }
void set_device_viewport_rect(DevicePixelRect const& rect) { m_device_viewport_rect = rect; }
CSSPixelRect css_viewport_rect() const;
bool has_focus() const { return m_focus; }
void set_has_focus(bool focus) { m_focus = focus; }
void set_svg_transform(Gfx::AffineTransform transform)
{
m_svg_transform = transform;
}
Gfx::AffineTransform const& svg_transform() const
{
return m_svg_transform;
}
bool draw_svg_geometry_for_clip_path() const
{
return m_draw_svg_geometry_for_clip_path;
}
void set_draw_svg_geometry_for_clip_path(bool draw_svg_geometry_for_clip_path)
{
m_draw_svg_geometry_for_clip_path = draw_svg_geometry_for_clip_path;
}
DevicePixels enclosing_device_pixels(CSSPixels css_pixels) const;
DevicePixels floored_device_pixels(CSSPixels css_pixels) const;
DevicePixels rounded_device_pixels(CSSPixels css_pixels) const;
DevicePixelPoint rounded_device_point(CSSPixelPoint) const;
DevicePixelPoint floored_device_point(CSSPixelPoint) const;
DevicePixelRect enclosing_device_rect(CSSPixelRect) const;
DevicePixelRect rounded_device_rect(CSSPixelRect) const;
DevicePixelSize enclosing_device_size(CSSPixelSize) const;
DevicePixelSize rounded_device_size(CSSPixelSize) const;
CSSPixels scale_to_css_pixels(DevicePixels) const;
CSSPixelPoint scale_to_css_point(DevicePixelPoint) const;
CSSPixelSize scale_to_css_size(DevicePixelSize) const;
CSSPixelRect scale_to_css_rect(DevicePixelRect) const;
PaintContext clone(Painting::DisplayListRecorder& painter) const
{
auto clone = PaintContext(painter, m_palette, m_device_pixels_per_css_pixel);
clone.m_device_viewport_rect = m_device_viewport_rect;
clone.m_should_show_line_box_borders = m_should_show_line_box_borders;
clone.m_should_paint_overlay = m_should_paint_overlay;
clone.m_focus = m_focus;
return clone;
}
double device_pixels_per_css_pixel() const { return m_device_pixels_per_css_pixel; }
u64 paint_generation_id() const { return m_paint_generation_id; }
private:
Painting::DisplayListRecorder& m_display_list_recorder;
Palette m_palette;
double m_device_pixels_per_css_pixel { 0 };
DevicePixelRect m_device_viewport_rect;
bool m_should_show_line_box_borders { false };
bool m_should_paint_overlay { true };
bool m_focus { false };
bool m_draw_svg_geometry_for_clip_path { false };
Gfx::AffineTransform m_svg_transform;
u64 m_paint_generation_id { 0 };
};
}