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d4c33a7134
This prevents the seek slider in VideoPlayer from skipping forward and then back when fast seeking is enabled. Previously, it was possible for a single frame to render before the actual seek position in the seek bar was set.
65 lines
1.6 KiB
C++
65 lines
1.6 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Assertions.h>
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#include <AK/StdLibExtras.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/Slider.h>
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#include <LibGfx/Palette.h>
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namespace GUI {
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AbstractSlider::AbstractSlider(Orientation orientation)
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: m_orientation(orientation)
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{
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REGISTER_INT_PROPERTY("value", value, set_value);
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REGISTER_INT_PROPERTY("min", min, set_min);
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REGISTER_INT_PROPERTY("max", max, set_max);
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REGISTER_INT_PROPERTY("step", step, set_step);
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REGISTER_INT_PROPERTY("page_step", page_step, set_page_step);
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REGISTER_ENUM_PROPERTY("orientation", this->orientation, set_orientation, Orientation,
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{ Orientation::Horizontal, "Horizontal" },
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{ Orientation::Vertical, "Vertical" });
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}
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void AbstractSlider::set_orientation(Orientation value)
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{
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if (m_orientation == value)
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return;
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m_orientation = value;
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update();
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}
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void AbstractSlider::set_page_step(int page_step)
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{
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m_page_step = AK::max(0, page_step);
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}
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void AbstractSlider::set_range(int min, int max)
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{
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VERIFY(min <= max);
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if (m_min == min && m_max == max)
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return;
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m_min = min;
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m_max = max;
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m_value = clamp(m_value, m_min, m_max);
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update();
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}
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void AbstractSlider::set_value(int value, AllowCallback allow_callback, DoClamp do_clamp)
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{
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if (do_clamp == DoClamp::Yes)
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value = clamp(value, m_min, m_max);
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if (m_value == value)
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return;
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m_value = value;
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if (on_change && allow_callback == AllowCallback::Yes)
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on_change(m_value);
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update();
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}
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}
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