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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "utils_global.h"
#include <QStyle>
QT_BEGIN_NAMESPACE
class QPalette;
class QPainter;
class QRect;
// Note, this is exported but in a private header as qtopengl depends on it.
// We should consider adding this as a public helper function.
void qt_blurImage(QPainter *p, QImage &blurImage, qreal radius, bool quality, bool alphaOnly, int transposed = 0);
QT_END_NAMESPACE
// Helper class holding all custom color values
namespace Utils {
class QTCREATOR_UTILS_EXPORT StyleHelper
{
public:
static const unsigned int DEFAULT_BASE_COLOR = 0x666666;
static const int progressFadeAnimationDuration = 600;
// Height of the project explorer navigation bar
static int navigationWidgetHeight() { return 24; }
static qreal sidebarFontSize();
static QPalette sidebarFontPalette(const QPalette &original);
// This is our color table, all colors derive from baseColor
static QColor requestedBaseColor() { return m_requestedBaseColor; }
static QColor baseColor(bool lightColored = false);
static QColor panelTextColor(bool lightColored = false);
static QColor highlightColor(bool lightColored = false);
static QColor shadowColor(bool lightColored = false);
static QColor borderColor(bool lightColored = false);
static QColor toolBarBorderColor();
static QColor buttonTextColor() { return QColor(0x4c4c4c); }
static QColor mergedColors(const QColor &colorA, const QColor &colorB, int factor = 50);
static QColor alphaBlendedColors(const QColor &colorA, const QColor &colorB);
static QColor sidebarHighlight() { return QColor(255, 255, 255, 40); }
static QColor sidebarShadow() { return QColor(0, 0, 0, 40); }
static QColor toolBarDropShadowColor() { return QColor(0, 0, 0, 70); }
static QColor notTooBrightHighlightColor();
// Sets the base color and makes sure all top level widgets are updated
static void setBaseColor(const QColor &color);
// Draws a shaded anti-aliased arrow
static void drawArrow(QStyle::PrimitiveElement element, QPainter *painter, const QStyleOption *option);
// Gradients used for panels
static void horizontalGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect, bool lightColored = false);
static void verticalGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect, bool lightColored = false);
static void menuGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect);
static bool usePixmapCache() { return true; }
static QPixmap disabledSideBarIcon(const QPixmap &enabledicon);
static void drawIconWithShadow(const QIcon &icon, const QRect &rect, QPainter *p, QIcon::Mode iconMode,
int dipRadius = 3, const QColor &color = QColor(0, 0, 0, 130),
const QPoint &dipOffset = QPoint(1, -2));
static void drawCornerImage(const QImage &img, QPainter *painter, const QRect &rect,
int left = 0, int top = 0, int right = 0, int bottom = 0);
static void tintImage(QImage &img, const QColor &tintColor);
static QLinearGradient statusBarGradient(const QRect &statusBarRect);
class IconFontHelper
{
public:
IconFontHelper(const QString &iconSymbol,
const QColor &color,
const QSize &size,
QIcon::Mode mode = QIcon::Normal,
QIcon::State state = QIcon::Off)
: m_iconSymbol(iconSymbol)
, m_color(color)
, m_size(size)
, m_mode(mode)
, m_state(state)
{}
QString iconSymbol() const { return m_iconSymbol; }
QColor color() const { return m_color; }
QSize size() const { return m_size; }
QIcon::Mode mode() const { return m_mode; }
QIcon::State state() const { return m_state; }
private:
QString m_iconSymbol;
QColor m_color;
QSize m_size;
QIcon::Mode m_mode;
QIcon::State m_state;
};
static QIcon getIconFromIconFont(const QString &fontName, const QList<IconFontHelper> ¶meters);
static QIcon getIconFromIconFont(const QString &fontName, const QString &iconSymbol, int fontSize, int iconSize, QColor color);
static QIcon getIconFromIconFont(const QString &fontName, const QString &iconSymbol, int fontSize, int iconSize);
static QIcon getCursorFromIconFont(const QString &fontname, const QString &cursorFill, const QString &cursorOutline,
int fontSize, int iconSize);
static QString dpiSpecificImageFile(const QString &fileName);
static QString imageFileWithResolution(const QString &fileName, int dpr);
static QList<int> availableImageResolutions(const QString &fileName);
static double luminance(const QColor &color);
static bool isReadableOn(const QColor &background, const QColor &foreground);
// returns a foreground color readable on background (desiredForeground if already readable or adaption fails)
static QColor ensureReadableOn(const QColor &background, const QColor &desiredForeground);
private:
static QColor m_baseColor;
static QColor m_requestedBaseColor;
};
} // namespace Utils
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