pcsx2/pcsx2-qt/Debugger/Docking/DropIndicators.cpp

573 lines
16 KiB
C++

// SPDX-FileCopyrightText: 2002-2025 PCSX2 Dev Team
// SPDX-License-Identifier: GPL-3.0+
#include "DropIndicators.h"
#include "QtUtils.h"
#include "Debugger/Docking/DockViews.h"
#include "common/Assertions.h"
#include <kddockwidgets/Config.h>
#include <kddockwidgets/core/Group.h>
#include <kddockwidgets/core/Platform.h>
#include <kddockwidgets/core/indicators/SegmentedDropIndicatorOverlay.h>
#include <kddockwidgets/qtwidgets/ViewFactory.h>
#include <QtGui/QPainter>
static std::pair<QColor, QColor> pickNiceColours(const QPalette& palette, bool hovered)
{
QColor fill = palette.highlight().color();
QColor outline = palette.highlight().color();
if (QtUtils::IsLightTheme(palette))
{
fill = fill.darker(200);
outline = outline.darker(200);
}
else
{
fill = fill.lighter(200);
outline = outline.lighter(200);
}
fill.setAlpha(200);
outline.setAlpha(255);
if (!hovered)
{
fill.setAlpha(fill.alpha() / 2);
outline.setAlpha(outline.alpha() / 2);
}
return {fill, outline};
}
// *****************************************************************************
DockDropIndicatorProxy::DockDropIndicatorProxy(KDDockWidgets::Core::ClassicDropIndicatorOverlay* classic_indicators)
: m_classic_indicators(classic_indicators)
{
recreateWindowIfNecessary();
}
DockDropIndicatorProxy::~DockDropIndicatorProxy()
{
delete m_window;
delete m_fallback_window;
}
void DockDropIndicatorProxy::setObjectName(const QString& name)
{
window()->setObjectName(name);
}
KDDockWidgets::DropLocation DockDropIndicatorProxy::hover(QPoint globalPos)
{
return window()->hover(globalPos);
}
QPoint DockDropIndicatorProxy::posForIndicator(KDDockWidgets::DropLocation loc) const
{
return window()->posForIndicator(loc);
}
void DockDropIndicatorProxy::updatePositions()
{
// Check if a compositor is running whenever a drag starts.
recreateWindowIfNecessary();
window()->updatePositions();
}
void DockDropIndicatorProxy::raise()
{
window()->raise();
}
void DockDropIndicatorProxy::setVisible(bool visible)
{
window()->setVisible(visible);
}
void DockDropIndicatorProxy::resize(QSize size)
{
window()->resize(size);
}
void DockDropIndicatorProxy::setGeometry(QRect rect)
{
window()->setGeometry(rect);
}
bool DockDropIndicatorProxy::isWindow() const
{
return window()->isWindow();
}
void DockDropIndicatorProxy::updateIndicatorVisibility()
{
window()->updateIndicatorVisibility();
}
KDDockWidgets::Core::ClassicIndicatorWindowViewInterface* DockDropIndicatorProxy::window()
{
if (!m_supports_compositing)
{
pxAssert(m_fallback_window);
return m_fallback_window;
}
pxAssert(m_window);
return m_window;
}
const KDDockWidgets::Core::ClassicIndicatorWindowViewInterface* DockDropIndicatorProxy::window() const
{
if (!m_supports_compositing)
{
pxAssert(m_fallback_window);
return m_fallback_window;
}
pxAssert(m_window);
return m_window;
}
void DockDropIndicatorProxy::recreateWindowIfNecessary()
{
bool supports_compositing = QtUtils::IsCompositorManagerRunning();
if (supports_compositing == m_supports_compositing && (m_window || m_fallback_window))
return;
m_supports_compositing = supports_compositing;
DockViewFactory* factory = static_cast<DockViewFactory*>(KDDockWidgets::Config::self().viewFactory());
if (supports_compositing)
{
if (!m_window)
m_window = new DockDropIndicatorWindow(m_classic_indicators);
QWidget* old_window = dynamic_cast<QWidget*>(m_fallback_window);
if (old_window)
{
m_window->setObjectName(old_window->objectName());
m_window->setVisible(old_window->isVisible());
m_window->setGeometry(old_window->geometry());
}
delete m_fallback_window;
m_fallback_window = nullptr;
}
else
{
if (!m_fallback_window)
m_fallback_window = factory->createFallbackClassicIndicatorWindow(m_classic_indicators, nullptr);
QWidget* old_window = dynamic_cast<QWidget*>(m_window);
if (old_window)
{
m_window->setObjectName(old_window->objectName());
m_window->setVisible(old_window->isVisible());
m_window->setGeometry(old_window->geometry());
}
delete m_window;
m_window = nullptr;
}
}
// *****************************************************************************
static const constexpr int IND_LEFT = 0;
static const constexpr int IND_TOP = 1;
static const constexpr int IND_RIGHT = 2;
static const constexpr int IND_BOTTOM = 3;
static const constexpr int IND_CENTER = 4;
static const constexpr int IND_OUTER_LEFT = 5;
static const constexpr int IND_OUTER_TOP = 6;
static const constexpr int IND_OUTER_RIGHT = 7;
static const constexpr int IND_OUTER_BOTTOM = 8;
static const constexpr int INDICATOR_SIZE = 40;
static const constexpr int INDICATOR_MARGIN = 10;
static bool isWayland()
{
return KDDockWidgets::Core::Platform::instance()->displayType() ==
KDDockWidgets::Core::Platform::DisplayType::Wayland;
}
static QWidget* parentForIndicatorWindow(KDDockWidgets::Core::ClassicDropIndicatorOverlay* classic_indicators)
{
if (isWayland())
return KDDockWidgets::QtCommon::View_qt::asQWidget(classic_indicators->view());
return nullptr;
}
static Qt::WindowFlags flagsForIndicatorWindow()
{
if (isWayland())
return Qt::Widget;
return Qt::Tool | Qt::BypassWindowManagerHint;
}
DockDropIndicatorWindow::DockDropIndicatorWindow(
KDDockWidgets::Core::ClassicDropIndicatorOverlay* classic_indicators)
: QWidget(parentForIndicatorWindow(classic_indicators), flagsForIndicatorWindow())
, m_classic_indicators(classic_indicators)
, m_indicators({
/* [IND_LEFT] = */ new DockDropIndicator(KDDockWidgets::DropLocation_Left, this),
/* [IND_TOP] = */ new DockDropIndicator(KDDockWidgets::DropLocation_Top, this),
/* [IND_RIGHT] = */ new DockDropIndicator(KDDockWidgets::DropLocation_Right, this),
/* [IND_BOTTOM] = */ new DockDropIndicator(KDDockWidgets::DropLocation_Bottom, this),
/* [IND_CENTER] = */ new DockDropIndicator(KDDockWidgets::DropLocation_Center, this),
/* [IND_OUTER_LEFT] = */ new DockDropIndicator(KDDockWidgets::DropLocation_OutterLeft, this),
/* [IND_OUTER_TOP] = */ new DockDropIndicator(KDDockWidgets::DropLocation_OutterTop, this),
/* [IND_OUTER_RIGHT] = */ new DockDropIndicator(KDDockWidgets::DropLocation_OutterRight, this),
/* [IND_OUTER_BOTTOM] = */ new DockDropIndicator(KDDockWidgets::DropLocation_OutterBottom, this),
})
{
setWindowFlag(Qt::FramelessWindowHint, true);
if (KDDockWidgets::Config::self().flags() & KDDockWidgets::Config::Flag_KeepAboveIfNotUtilityWindow)
setWindowFlag(Qt::WindowStaysOnTopHint, true);
setAttribute(Qt::WA_TranslucentBackground);
}
void DockDropIndicatorWindow::setObjectName(const QString& name)
{
QWidget::setObjectName(name);
}
KDDockWidgets::DropLocation DockDropIndicatorWindow::hover(QPoint globalPos)
{
KDDockWidgets::DropLocation result = KDDockWidgets::DropLocation_None;
for (DockDropIndicator* indicator : m_indicators)
{
if (indicator->isVisible())
{
bool hovered = indicator->rect().contains(indicator->mapFromGlobal(globalPos));
if (hovered != indicator->hovered)
{
indicator->hovered = hovered;
indicator->update();
}
if (hovered)
result = indicator->location;
}
}
return result;
}
QPoint DockDropIndicatorWindow::posForIndicator(KDDockWidgets::DropLocation loc) const
{
for (DockDropIndicator* indicator : m_indicators)
if (indicator->location == loc)
return indicator->mapToGlobal(indicator->rect().center());
return QPoint();
}
void DockDropIndicatorWindow::updatePositions()
{
DockDropIndicator* left = m_indicators[IND_LEFT];
DockDropIndicator* top = m_indicators[IND_TOP];
DockDropIndicator* right = m_indicators[IND_RIGHT];
DockDropIndicator* bottom = m_indicators[IND_BOTTOM];
DockDropIndicator* center = m_indicators[IND_CENTER];
DockDropIndicator* outer_left = m_indicators[IND_OUTER_LEFT];
DockDropIndicator* outer_top = m_indicators[IND_OUTER_TOP];
DockDropIndicator* outer_right = m_indicators[IND_OUTER_RIGHT];
DockDropIndicator* outer_bottom = m_indicators[IND_OUTER_BOTTOM];
QRect r = rect();
int half_indicator_width = INDICATOR_SIZE / 2;
outer_left->move(r.x() + INDICATOR_MARGIN, r.center().y() - half_indicator_width);
outer_bottom->move(r.center().x() - half_indicator_width, r.y() + height() - INDICATOR_SIZE - INDICATOR_MARGIN);
outer_top->move(r.center().x() - half_indicator_width, r.y() + INDICATOR_MARGIN);
outer_right->move(r.x() + width() - INDICATOR_SIZE - INDICATOR_MARGIN, r.center().y() - half_indicator_width);
KDDockWidgets::Core::Group* hovered_group = m_classic_indicators->hoveredGroup();
if (hovered_group)
{
QRect hoveredRect = hovered_group->view()->geometry();
center->move(r.topLeft() + hoveredRect.center() - QPoint(half_indicator_width, half_indicator_width));
top->move(center->pos() - QPoint(0, INDICATOR_SIZE + INDICATOR_MARGIN));
right->move(center->pos() + QPoint(INDICATOR_SIZE + INDICATOR_MARGIN, 0));
bottom->move(center->pos() + QPoint(0, INDICATOR_SIZE + INDICATOR_MARGIN));
left->move(center->pos() - QPoint(INDICATOR_SIZE + INDICATOR_MARGIN, 0));
}
}
void DockDropIndicatorWindow::raise()
{
QWidget::raise();
}
void DockDropIndicatorWindow::setVisible(bool is)
{
QWidget::setVisible(is);
}
void DockDropIndicatorWindow::resize(QSize size)
{
QWidget::resize(size);
}
void DockDropIndicatorWindow::setGeometry(QRect rect)
{
QWidget::setGeometry(rect);
}
bool DockDropIndicatorWindow::isWindow() const
{
return QWidget::isWindow();
}
void DockDropIndicatorWindow::updateIndicatorVisibility()
{
for (DockDropIndicator* indicator : m_indicators)
indicator->setVisible(m_classic_indicators->dropIndicatorVisible(indicator->location));
}
void DockDropIndicatorWindow::resizeEvent(QResizeEvent* ev)
{
QWidget::resizeEvent(ev);
updatePositions();
}
// *****************************************************************************
DockDropIndicator::DockDropIndicator(KDDockWidgets::DropLocation loc, QWidget* parent)
: QWidget(parent)
, location(loc)
{
setFixedSize(INDICATOR_SIZE, INDICATOR_SIZE);
setVisible(true);
}
void DockDropIndicator::paintEvent(QPaintEvent* event)
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing, true);
auto [fill, outline] = pickNiceColours(palette(), hovered);
painter.setBrush(fill);
QPen pen;
pen.setColor(outline);
pen.setWidth(2);
painter.setPen(pen);
painter.drawRect(rect());
QRectF rf = rect().toRectF();
QRectF outer = rf.marginsRemoved(QMarginsF(4.f, 4.f, 4.f, 4.f));
QPointF icon_position;
switch (location)
{
case KDDockWidgets::DropLocation_Left:
case KDDockWidgets::DropLocation_OutterLeft:
outer = outer.marginsRemoved(QMarginsF(0.f, 0.f, outer.width() / 2.f, 0.f));
icon_position = rf.marginsRemoved(QMarginsF(rf.width() / 2.f, 0.f, 0.f, 0.f)).center();
break;
case KDDockWidgets::DropLocation_Top:
case KDDockWidgets::DropLocation_OutterTop:
outer = outer.marginsRemoved(QMarginsF(0.f, 0.f, 0.f, outer.width() / 2.f));
icon_position = rf.marginsRemoved(QMarginsF(0.f, rf.width() / 2.f, 0.f, 0.f)).center();
break;
case KDDockWidgets::DropLocation_Right:
case KDDockWidgets::DropLocation_OutterRight:
outer = outer.marginsRemoved(QMarginsF(outer.width() / 2.f, 0.f, 0.f, 0.f));
icon_position = rf.marginsRemoved(QMarginsF(0.f, 0.f, rf.width() / 2.f, 0.f)).center();
break;
case KDDockWidgets::DropLocation_Bottom:
case KDDockWidgets::DropLocation_OutterBottom:
outer = outer.marginsRemoved(QMarginsF(0.f, outer.width() / 2.f, 0.f, 0.f));
icon_position = rf.marginsRemoved(QMarginsF(0.f, 0.f, 0.f, rf.width() / 2.f)).center();
break;
default:
{
}
}
painter.drawRect(outer);
float arrow_size = INDICATOR_SIZE / 10.f;
QPolygonF arrow;
switch (location)
{
case KDDockWidgets::DropLocation_Left:
arrow = {
icon_position + QPointF(-arrow_size, 0.f),
icon_position + QPointF(arrow_size, arrow_size * 2.f),
icon_position + QPointF(arrow_size, -arrow_size * 2.f),
};
break;
case KDDockWidgets::DropLocation_Top:
arrow = {
icon_position + QPointF(0.f, -arrow_size),
icon_position + QPointF(arrow_size * 2.f, arrow_size),
icon_position + QPointF(-arrow_size * 2.f, arrow_size),
};
break;
case KDDockWidgets::DropLocation_Right:
arrow = {
icon_position + QPointF(arrow_size, 0.f),
icon_position + QPointF(-arrow_size, arrow_size * 2.f),
icon_position + QPointF(-arrow_size, -arrow_size * 2.f),
};
break;
case KDDockWidgets::DropLocation_Bottom:
arrow = {
icon_position + QPointF(0.f, arrow_size),
icon_position + QPointF(arrow_size * 2.f, -arrow_size),
icon_position + QPointF(-arrow_size * 2.f, -arrow_size),
};
break;
default:
{
}
}
painter.drawPolygon(arrow);
}
// *****************************************************************************
std::string DockSegmentedDropIndicatorOverlay::s_indicator_style;
DockSegmentedDropIndicatorOverlay::DockSegmentedDropIndicatorOverlay(
KDDockWidgets::Core::SegmentedDropIndicatorOverlay* controller, QWidget* parent)
: KDDockWidgets::QtWidgets::SegmentedDropIndicatorOverlay(controller, parent)
{
}
void DockSegmentedDropIndicatorOverlay::paintEvent(QPaintEvent* event)
{
if (s_indicator_style == "Minimalistic")
drawMinimalistic();
else
drawSegmented();
}
void DockSegmentedDropIndicatorOverlay::drawSegmented()
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing, true);
KDDockWidgets::Core::SegmentedDropIndicatorOverlay* controller =
asController<KDDockWidgets::Core::SegmentedDropIndicatorOverlay>();
const std::unordered_map<KDDockWidgets::DropLocation, QPolygon>& segments = controller->segments();
for (KDDockWidgets::DropLocation location :
{KDDockWidgets::DropLocation_Left,
KDDockWidgets::DropLocation_Top,
KDDockWidgets::DropLocation_Right,
KDDockWidgets::DropLocation_Bottom,
KDDockWidgets::DropLocation_Center,
KDDockWidgets::DropLocation_OutterLeft,
KDDockWidgets::DropLocation_OutterTop,
KDDockWidgets::DropLocation_OutterRight,
KDDockWidgets::DropLocation_OutterBottom})
{
auto segment = segments.find(location);
if (segment == segments.end() || segment->second.size() < 2)
continue;
bool hovered = segment->second.containsPoint(controller->hoveredPt(), Qt::OddEvenFill);
auto [fill, outline] = pickNiceColours(palette(), hovered);
painter.setBrush(fill);
QPen pen(outline);
pen.setWidth(1);
painter.setPen(pen);
int margin = KDDockWidgets::Core::SegmentedDropIndicatorOverlay::s_segmentGirth * 2;
// Make sure the rectangles don't intersect with each other.
QRect rect;
switch (location)
{
case KDDockWidgets::DropLocation_Top:
case KDDockWidgets::DropLocation_Bottom:
case KDDockWidgets::DropLocation_OutterTop:
case KDDockWidgets::DropLocation_OutterBottom:
{
rect = segment->second.boundingRect().marginsRemoved(QMargins(margin, 4, margin, 4));
break;
}
case KDDockWidgets::DropLocation_Left:
case KDDockWidgets::DropLocation_Right:
case KDDockWidgets::DropLocation_OutterLeft:
case KDDockWidgets::DropLocation_OutterRight:
{
rect = segment->second.boundingRect().marginsRemoved(QMargins(4, margin, 4, margin));
break;
}
default:
{
rect = segment->second.boundingRect().marginsRemoved(QMargins(4, 4, 4, 4));
break;
}
}
painter.drawRect(rect);
}
}
void DockSegmentedDropIndicatorOverlay::drawMinimalistic()
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing, true);
KDDockWidgets::Core::SegmentedDropIndicatorOverlay* controller =
asController<KDDockWidgets::Core::SegmentedDropIndicatorOverlay>();
const std::unordered_map<KDDockWidgets::DropLocation, QPolygon>& segments = controller->segments();
for (KDDockWidgets::DropLocation location :
{KDDockWidgets::DropLocation_Left,
KDDockWidgets::DropLocation_Top,
KDDockWidgets::DropLocation_Right,
KDDockWidgets::DropLocation_Bottom,
KDDockWidgets::DropLocation_Center,
KDDockWidgets::DropLocation_OutterLeft,
KDDockWidgets::DropLocation_OutterTop,
KDDockWidgets::DropLocation_OutterRight,
KDDockWidgets::DropLocation_OutterBottom})
{
auto segment = segments.find(location);
if (segment == segments.end() || segment->second.size() < 2)
continue;
if (!segment->second.containsPoint(controller->hoveredPt(), Qt::OddEvenFill))
continue;
auto [fill, outline] = pickNiceColours(palette(), true);
painter.setBrush(fill);
QPen pen(outline);
pen.setWidth(1);
painter.setPen(pen);
painter.drawRect(segment->second.boundingRect());
}
}