ladybird/Userland/Libraries/LibGUI/ResizeCorner.cpp
2021-10-27 22:05:58 +03:00

94 lines
2.6 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/Painter.h>
#include <LibGUI/ResizeCorner.h>
#include <LibGUI/Window.h>
#include <LibGfx/CharacterBitmap.h>
#include <LibGfx/Palette.h>
namespace GUI {
static const char* s_resize_corner_shadows_data = {
" "
" ## "
" # "
" "
" ## ## "
" # # "
" "
" ## ## ## "
" # # # "
" "
" ## ## ## ## "
" # # # # "
" "
" ## ## ## ## ## "
" # # # # # "
" "
};
static const char* s_resize_corner_highlights_data = {
" "
" "
" # "
" "
" "
" # # "
" "
" "
" # # # "
" "
" "
" # # # # "
" "
" "
" # # # # # "
" "
};
static Gfx::CharacterBitmap* s_resize_corner_shadows_bitmap;
static Gfx::CharacterBitmap* s_resize_corner_highlights_bitmap;
static const int s_resize_corner_bitmap_width = 16;
static const int s_resize_corner_bitmap_height = 16;
ResizeCorner::ResizeCorner()
{
set_override_cursor(Gfx::StandardCursor::ResizeDiagonalTLBR);
set_background_role(ColorRole::Button);
set_fixed_size(16, 18);
}
ResizeCorner::~ResizeCorner()
{
}
void ResizeCorner::paint_event(PaintEvent& event)
{
Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.fill_rect(rect(), palette().color(background_role()));
if (!s_resize_corner_shadows_bitmap)
s_resize_corner_shadows_bitmap = &Gfx::CharacterBitmap::create_from_ascii(s_resize_corner_shadows_data, s_resize_corner_bitmap_width, s_resize_corner_bitmap_height).leak_ref();
painter.draw_bitmap({ 0, 2 }, *s_resize_corner_shadows_bitmap, palette().threed_shadow1());
if (!s_resize_corner_highlights_bitmap)
s_resize_corner_highlights_bitmap = &Gfx::CharacterBitmap::create_from_ascii(s_resize_corner_highlights_data, s_resize_corner_bitmap_width, s_resize_corner_bitmap_height).leak_ref();
painter.draw_bitmap({ 0, 2 }, *s_resize_corner_highlights_bitmap, palette().threed_highlight());
Widget::paint_event(event);
}
void ResizeCorner::mousedown_event(MouseEvent& event)
{
if (event.button() == MouseButton::Primary)
window()->start_interactive_resize();
Widget::mousedown_event(event);
}
}