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/*
* SPDX-FileCopyrightText: 2013-2025 Mattia Basaglia
*
* SPDX-License-Identifier: LGPL-3.0-or-later
*/
#include <cstring>
#include <algorithm>
#include <QApplication>
#include <QCommandLineParser>
#include <QComboBox>
#include <QListView>
#include <QTableWidget>
#include "QtColorWidgets/color_2d_slider.hpp"
#include "QtColorWidgets/color_delegate.hpp" /// \todo show it
#include "QtColorWidgets/color_dialog.hpp"
#include "QtColorWidgets/color_line_edit.hpp"
#include "QtColorWidgets/color_list_widget.hpp"
#include "QtColorWidgets/color_palette_widget.hpp"
#include "QtColorWidgets/color_preview.hpp"
#include "QtColorWidgets/color_wheel.hpp"
#include "QtColorWidgets/harmony_color_wheel.hpp"
#include "QtColorWidgets/hue_slider.hpp"
#include "QtColorWidgets/gradient_editor.hpp"
#include "QtColorWidgets/gradient_list_model.hpp"
#include "QtColorWidgets/gradient_delegate.hpp"
bool run = false;
QStringList just_these;
void screenshot(QWidget& widget, QString name = QString())
{
if ( name.isEmpty() )
{
name = QString::fromLatin1(widget.metaObject()->className());
name.remove(QStringLiteral("color_widgets::"));
}
if ( !just_these.isEmpty() && !just_these.contains(name) )
return;
widget.setWindowTitle(name);
QPixmap pic(widget.size());
widget.render(&pic);
name += QStringLiteral(".png");
pic.save(name);
if ( run )
widget.show();
}
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QCommandLineParser parser;
parser.addHelpOption();
parser.addPositionalArgument(QStringLiteral("just_these"), QStringLiteral("Only these widgets"));
QCommandLineOption run_option(QStringLiteral("run"), QStringLiteral("Show widgets instead of saving to file"));
parser.addOption(run_option);
parser.process(a);
run = parser.isSet(run_option);
just_these = parser.positionalArguments();
QColor demo_color(64,172,143,128);
color_widgets::ColorPalette palette1;
color_widgets::ColorPalette palette2;
color_widgets::ColorPalette palette3;
int palette_columns = 12;
palette1.setName(QStringLiteral("Palette 1"));
palette2.setName(QStringLiteral("Palette 2"));
palette3.setName(QStringLiteral("Palette 3"));
palette1.setColumns(palette_columns);
palette2.setColumns(palette_columns);
for ( int i = 0; i < 6; i++ )
{
for ( int j = 0; j < palette_columns; j++ )
{
float f = float(j)/palette_columns;
palette1.appendColor(QColor::fromHsvF(i/8.0,1-f,0.5+f/2));
palette2.appendColor(QColor::fromHsvF(i/8.0,1-f,1-f));
}
palette3.appendColor(QColor::fromHsvF(i/8.0, 0.8, 1));
}
color_widgets::ColorPaletteModel palette_model;
palette_model.addPalette(palette1, false);
palette_model.addPalette(palette2, false);
palette_model.addPalette(palette3, false);
color_widgets::ColorPreview preview;
preview.setColor(demo_color);
preview.setDisplayMode(color_widgets::ColorPreview::SplitAlpha);
preview.resize(128,32);
screenshot(preview);
color_widgets::ColorDialog dialog;
dialog.setColorSpace(color_widgets::ColorWheel::ColorLCH);
dialog.setColor(demo_color);
screenshot(dialog);
color_widgets::Color2DSlider slider2d;
slider2d.setColor(demo_color);
slider2d.resize(128,192);
screenshot(slider2d);
color_widgets::ColorLineEdit line_edit;
line_edit.setColor(demo_color);
line_edit.resize(line_edit.sizeHint());
screenshot(line_edit);
line_edit.setPreviewColor(true);
screenshot(line_edit, QStringLiteral("ColorLineEdit_with_color"));
color_widgets::ColorWheel wheel;
wheel.resize(256, 256);
wheel.setColor(demo_color);
screenshot(wheel);
color_widgets::HarmonyColorWheel harwheel;
harwheel.resize(256, 256);
harwheel.setColor(demo_color);
harwheel.addHarmony(.333, true);
harwheel.addHarmony(.667, true);
screenshot(harwheel);
color_widgets::Swatch swatch;
swatch.setPalette(palette1);
swatch.resize(swatch.sizeHint());
screenshot(swatch);
color_widgets::ColorPaletteWidget palette_widget;
palette_widget.setModel(&palette_model);
screenshot(palette_widget);
color_widgets::ColorPaletteWidget palette_widget1;
palette_widget1.setModel(&palette_model);
palette_widget1.setReadOnly(true);
screenshot(palette_widget1, QStringLiteral("ColorPaletteWidget_readonly"));
color_widgets::HueSlider hue_slider;
hue_slider.setColor(demo_color);
hue_slider.resize(192, hue_slider.sizeHint().height());
// hue_slider.setInvertedAppearance(true);
// hue_slider.setOrientation(Qt::Vertical);
screenshot(hue_slider);
color_widgets::ColorListWidget list_widget;
list_widget.setColors({
demo_color,
palette1.colorAt(palette_columns*0),
palette1.colorAt(palette_columns*1),
palette1.colorAt(palette_columns*3),
palette1.colorAt(palette_columns*5),
});
list_widget.resize(list_widget.sizeHint());
screenshot(list_widget);
color_widgets::GradientEditor editor;
QGradientStops gradient_colors;
float n_colors = 4;
for ( int i = 0; i <= n_colors; ++i )
gradient_colors.append(QGradientStop(i/n_colors, QColor::fromHsvF(i/n_colors, 0.5, 1)));
editor.setStops(gradient_colors);
screenshot(editor);
QComboBox gradient_list;
color_widgets::GradientListModel gradient_model;
gradient_model.setGradient(QStringLiteral("Rainbow"), gradient_colors);
gradient_model.setGradient(QStringLiteral("Black to Transparent"), QGradientStops{{0, Qt::black}, {1, QColor(0, 0, 0, 0)}});
gradient_list.setModel(&gradient_model);
gradient_model.setIconSize(QSize(128, 24));
gradient_list.setIconSize(gradient_model.iconSize());
QObject::connect(&editor, &color_widgets::GradientEditor::stopsChanged, &gradient_model,
[&gradient_model](const QGradientStops& stops){ gradient_model.setGradient(QStringLiteral("Rainbow"), stops); });
gradient_list.resize(gradient_list.sizeHint());
screenshot(gradient_list, QStringLiteral("GradientListModel_combo"));
QListView gradient_view;
color_widgets::GradientDelegate gradient_delegate;
gradient_view.setItemDelegate(&gradient_delegate);
gradient_view.setModel(&gradient_model);
// gradient_model.setEditMode(color_widgets::GradientListModel::EditName);
gradient_model.setEditMode(color_widgets::GradientListModel::EditGradient);
gradient_view.resize(QSize(gradient_view.sizeHintForColumn(0) + 4, gradient_view.sizeHint().height()));
screenshot(gradient_view, QStringLiteral("GradientListModel_view"));
QTableWidget gradient_table;
gradient_table.setItemDelegate(&gradient_delegate);
gradient_table.setRowCount(2);
gradient_table.setColumnCount(2);
gradient_table.setItem(0, 0, new QTableWidgetItem());
gradient_table.item(0, 0)->setData(Qt::EditRole, QVariant::fromValue(gradient_model.gradientBrush(0)));
gradient_table.setItem(0, 1, new QTableWidgetItem(gradient_model.nameFromIndex(0)));
gradient_table.setItem(1, 0, new QTableWidgetItem());
gradient_table.item(1, 0)->setData(Qt::EditRole, QVariant::fromValue(gradient_model.gradientBrush(1)));
gradient_table.setItem(1, 1, new QTableWidgetItem(gradient_model.nameFromIndex(1)));
screenshot(gradient_table, QStringLiteral("GradientDelegate_table"));
if ( run )
return a.exec();
return 0;
}
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