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/*
* Copyright (C) 2015, 2020 Igalia S.L.
* Copyright (C) 2023 Apple Inc. All rights reserved.
* Copyright (C) 2024 Sony Interactive Entertainment Inc.
*
* 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 APPLE INC. ``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 APPLE INC. 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 "config.h"
#include "SliderTrackAdwaita.h"
#include "GraphicsContextStateSaver.h"
#if USE(THEME_ADWAITA)
namespace WebCore {
using namespace WebCore::Adwaita;
SliderTrackAdwaita::SliderTrackAdwaita(ControlPart& part, ControlFactoryAdwaita& controlFactory)
: ControlAdwaita(part, controlFactory)
{
}
void SliderTrackAdwaita::draw(GraphicsContext& graphicsContext, const FloatRoundedRect& borderRect, float /*deviceScaleFactor*/, const ControlStyle& style)
{
auto& sliderTrackPart = owningSliderTrackPart();
GraphicsContextStateSaver stateSaver(graphicsContext);
FloatRect rect = borderRect.rect();
FloatRect fieldRect = rect;
bool isHorizontal = sliderTrackPart.type() == StyleAppearance::SliderHorizontal;
if (isHorizontal) {
fieldRect.move(0, rect.height() / 2 - (sliderTrackSize / 2));
fieldRect.setHeight(sliderTrackSize);
} else {
fieldRect.move(rect.width() / 2 - (sliderTrackSize / 2), 0);
fieldRect.setWidth(sliderTrackSize);
}
SRGBA<uint8_t> sliderTrackBackgroundColor;
if (style.states.contains(ControlStyle::State::DarkAppearance))
sliderTrackBackgroundColor = sliderTrackBackgroundColorDark;
else
sliderTrackBackgroundColor = sliderTrackBackgroundColorLight;
if (!style.states.contains(ControlStyle::State::Enabled))
graphicsContext.beginTransparencyLayer(disabledOpacity);
FloatSize corner(3, 3);
Path path;
path.addRoundedRect(fieldRect, corner);
graphicsContext.setFillRule(WindRule::NonZero);
graphicsContext.setFillColor(sliderTrackBackgroundColor);
graphicsContext.fillPath(path);
path.clear();
FloatRect rangeRect = fieldRect;
FloatRoundedRect::Radii corners;
if (isHorizontal) {
float offset = rangeRect.width() * sliderTrackPart.thumbPosition();
if (style.states.contains(ControlStyle::State::InlineFlippedWritingMode)) {
rangeRect.move(rangeRect.width() - offset, 0);
rangeRect.setWidth(offset);
corners.setTopRight(corner);
corners.setBottomRight(corner);
} else {
rangeRect.setWidth(offset);
corners.setTopLeft(corner);
corners.setBottomLeft(corner);
}
} else {
float offset = rangeRect.height() * sliderTrackPart.thumbPosition();
if (style.states.contains(ControlStyle::State::VerticalWritingMode)) {
rangeRect.setHeight(offset);
corners.setTopLeft(corner);
corners.setTopRight(corner);
} else {
rangeRect.move(0, rangeRect.height() - offset);
rangeRect.setHeight(offset);
corners.setBottomLeft(corner);
corners.setBottomRight(corner);
}
}
path.addRoundedRect(FloatRoundedRect(rangeRect, corners));
graphicsContext.setFillRule(WindRule::NonZero);
graphicsContext.setFillColor(accentColor(style));
graphicsContext.fillPath(path);
sliderTrackPart.drawTicks(graphicsContext, borderRect.rect(), style);
if (style.states.contains(ControlStyle::State::Focused)) {
// Sliders support accent-color, so we want to color their focus rings too
Color focusRingColor = accentColor(style).colorWithAlphaMultipliedBy(focusRingOpacity);
Adwaita::paintFocus(graphicsContext, fieldRect, sliderTrackFocusOffset, focusRingColor, Adwaita::PaintRounded::Yes);
}
if (!style.states.contains(ControlStyle::State::Enabled))
graphicsContext.endTransparencyLayer();
}
} // namespace WebCore
#endif // USE(THEME_ADWAITA)
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