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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include "GradientSliderPage.h"
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#include <AzQtComponents/Utilities/Conversions.h>
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#include <AzQtComponents/Gallery/ui_GradientSliderPage.h>
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#include <AzQtComponents/Components/Widgets/GradientSlider.h>
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#include <AzCore/Casting/numeric_cast.h>
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GradientSliderPage::GradientSliderPage(QWidget* parent)
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: QWidget(parent)
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, ui(new Ui::GradientSliderPage)
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{
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ui->setupUi(this);
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ui->slider1->setColorFunction([](qreal position) {
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return AzQtComponents::toQColor(1.0, 0.0, 0.0, aznumeric_cast<float>(position));
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});
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ui->slider2->setColorFunction([](qreal position) {
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return AzQtComponents::toQColor(aznumeric_cast<float>(position), 1.0, 0.5);
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});
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ui->slider3->setColorFunction([](qreal position) {
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return AzQtComponents::toQColor(0.0, 0.0, aznumeric_cast<float>(position));
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});
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QString exampleText = R"(
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A GradientSlider is a QSlider with a color gradient on the background, described by a user-defined function. It's primarily meant to be used by the Color Picker dialog.<br/>
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<pre>
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#include <AzQtComponents/Components/Widgets/GradientSlider.h>
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GradientSlider *slider;
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// Set a color function for the slider background. The argument goes from 0.0 to 1.0.
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slider->setColorFunction([](qreal position) { return QColor::fromHslF(position, 1.0, 0.5); });
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// To recompute the background colors:
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slider->updateGradient();
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</pre>
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)";
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ui->exampleText->setHtml(exampleText);
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}
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#include "Gallery/moc_GradientSliderPage.cpp"
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