ladybird/Libraries/LibGfx/StylePainter.h
Sarah d0900228d0 LibGfx: Add abstract StylePainter class
StylePainter's behavior is now handled by a static instance
of BaseStylePainter. The original static behavior of StylePainter
is left as-is for API compatibility.
2020-08-17 00:00:34 +02:00

83 lines
3.8 KiB
C++

/*
* 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.
*/
#pragma once
#include <AK/Forward.h>
#include <LibGfx/Forward.h>
namespace Gfx {
enum class ButtonStyle {
Normal,
CoolBar
};
enum class FrameShadow {
Plain,
Raised,
Sunken
};
enum class FrameShape {
NoFrame,
Box,
Container,
Panel,
VerticalLine,
HorizontalLine
};
// FIXME: should this be in its own header?
class BaseStylePainter {
public:
virtual ~BaseStylePainter() { }
virtual void paint_button(Painter&, const IntRect&, const Palette&, ButtonStyle, bool pressed, bool hovered = false, bool checked = false, bool enabled = true) = 0;
virtual void paint_tab_button(Painter&, const IntRect&, const Palette&, bool active, bool hovered, bool enabled) = 0;
virtual void paint_surface(Painter&, const IntRect&, const Palette&, bool paint_vertical_lines = true, bool paint_top_line = true) = 0;
virtual void paint_frame(Painter&, const IntRect&, const Palette&, FrameShape, FrameShadow, int thickness, bool skip_vertical_lines = false) = 0;
virtual void paint_window_frame(Painter&, const IntRect&, const Palette&) = 0;
virtual void paint_progress_bar(Painter&, const IntRect&, const Palette&, int min, int max, int value, const StringView& text) = 0;
virtual void paint_radio_button(Painter&, const IntRect&, const Palette&, bool is_checked, bool is_being_pressed) = 0;
protected:
BaseStylePainter() { }
};
class StylePainter {
public:
static BaseStylePainter& current();
// FIXME: These are here for API compatibility, we should probably remove them and move BaseStylePainter into here
static void paint_button(Painter&, const IntRect&, const Palette&, ButtonStyle, bool pressed, bool hovered = false, bool checked = false, bool enabled = true);
static void paint_tab_button(Painter&, const IntRect&, const Palette&, bool active, bool hovered, bool enabled);
static void paint_surface(Painter&, const IntRect&, const Palette&, bool paint_vertical_lines = true, bool paint_top_line = true);
static void paint_frame(Painter&, const IntRect&, const Palette&, FrameShape, FrameShadow, int thickness, bool skip_vertical_lines = false);
static void paint_window_frame(Painter&, const IntRect&, const Palette&);
static void paint_progress_bar(Painter&, const IntRect&, const Palette&, int min, int max, int value, const StringView& text);
static void paint_radio_button(Painter&, const IntRect&, const Palette&, bool is_checked, bool is_being_pressed);
};
}