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(EasyGraphicsScrollbar) Displaying indicators for sliders at the top and the bottom of the mini-map view

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This commit is contained in:
Victor Zarubkin 2016-08-23 22:44:59 +03:00
parent 3d8a120502
commit 8b0f99ced0
2 changed files with 67 additions and 52 deletions
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101
profiler_gui/graphics_scrollbar.cpp
View File

@ -42,19 +42,22 @@ auto const clamp = [](qreal _minValue, qreal _value, qreal _maxValue)
//////////////////////////////////////////////////////////////////////////
EasyGraphicsSliderItem::EasyGraphicsSliderItem(bool _main) : Parent(), m_halfwidth(0)
EasyGraphicsSliderItem::EasyGraphicsSliderItem(bool _main) : Parent(), m_halfwidth(0), m_bMain(_main)
{
// m_leftIndicator.reserve(3);
// m_rightIndicator.reserve(3);
//
// const auto vcenter = DEFAULT_TOP + (_main ? INDICATOR_SIZE : DEFAULT_HEIGHT - INDICATOR_SIZE);
// m_leftIndicator.push_back(QPointF(-INDICATOR_SIZE, vcenter - INDICATOR_SIZE));
// m_leftIndicator.push_back(QPointF(0, vcenter));
// m_leftIndicator.push_back(QPointF(-INDICATOR_SIZE, vcenter + INDICATOR_SIZE));
//
// m_rightIndicator.push_back(QPointF(INDICATOR_SIZE, vcenter - INDICATOR_SIZE));
// m_rightIndicator.push_back(QPointF(0, vcenter));
// m_rightIndicator.push_back(QPointF(INDICATOR_SIZE, vcenter + INDICATOR_SIZE));
m_indicator.reserve(3);
if (_main)
{
m_indicator.push_back(QPointF(0, DEFAULT_TOP + INDICATOR_SIZE));
m_indicator.push_back(QPointF(-INDICATOR_SIZE, DEFAULT_TOP));
m_indicator.push_back(QPointF(INDICATOR_SIZE, DEFAULT_TOP));
}
else
{
m_indicator.push_back(QPointF(0, DEFAULT_TOP + DEFAULT_HEIGHT - INDICATOR_SIZE));
m_indicator.push_back(QPointF(-INDICATOR_SIZE, DEFAULT_TOP + DEFAULT_HEIGHT));
m_indicator.push_back(QPointF(INDICATOR_SIZE, DEFAULT_TOP + DEFAULT_HEIGHT));
}
setWidth(1);
setBrush(Qt::SolidPattern);
@ -74,13 +77,13 @@ void EasyGraphicsSliderItem::paint(QPainter* _painter, const QStyleOptionGraphic
qreal w = width() * currentScale;
qreal dx = 0;
if (w < 1.0)
{
dx = (w - 1.0) * 0.5;
w = 1.0;
}
// if (w < 1.0)
// {
// dx = (w - 1.0) * 0.5;
// w = 1.0;
// }
QRectF r(dx + br.left() * currentScale, br.top(), w, br.height());
QRectF r(dx + br.left() * currentScale, br.top() + INDICATOR_SIZE, w, br.height() - (INDICATOR_SIZE << 1));
const auto r_right = r.right();
const auto r_bottom = r.bottom();
auto b = brush();
@ -88,28 +91,31 @@ void EasyGraphicsSliderItem::paint(QPainter* _painter, const QStyleOptionGraphic
_painter->save();
_painter->setTransform(QTransform::fromScale(1.0 / currentScale, 1), true);
_painter->setBrush(b);
if (w > 1)
{
_painter->setPen(Qt::NoPen);
_painter->drawRect(r);
// Draw left and right borders
auto cmode = _painter->compositionMode();
if (m_bMain) _painter->setCompositionMode(QPainter::CompositionMode_Exclusion);
_painter->setPen(QColor::fromRgba(0xe0000000 | b.color().rgb()));
_painter->drawLine(QPointF(r.left(), r.top()), QPointF(r.left(), r_bottom));
_painter->drawLine(QPointF(r_right, r.top()), QPointF(r_right, r_bottom));
if (!m_bMain) _painter->setCompositionMode(cmode);
}
else
{
_painter->setPen(QColor::fromRgba(0xe0000000 | b.color().rgb()));
_painter->drawLine(QPointF(r.left(), r.top()), QPointF(r.left(), r_bottom));
if (m_bMain) _painter->setCompositionMode(QPainter::CompositionMode_Exclusion);
}
// // Draw triangle indicators for small slider
// if (w < INDICATOR_SIZE)
// {
// m_leftIndicator[0].setX(r.left() - INDICATOR_SIZE);
// m_leftIndicator[1].setX(r.left());
// m_leftIndicator[2].setX(r.left() - INDICATOR_SIZE);
//
// m_rightIndicator[0].setX(r_right + INDICATOR_SIZE);
// m_rightIndicator[1].setX(r_right);
// m_rightIndicator[2].setX(r_right + INDICATOR_SIZE);
//
// _painter->drawPolygon(m_leftIndicator);
// _painter->drawPolygon(m_rightIndicator);
// }
// Draw triangle indicators for small slider
_painter->setTransform(QTransform::fromTranslate(r.left() + w * 0.5, 0), true);
_painter->setPen(b.color().rgb());
_painter->drawPolygon(m_indicator);
_painter->restore();
}
@ -210,6 +216,10 @@ void EasyMinimapItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
_painter->drawRect(rect);
}
_painter->setPen(Qt::darkGray);
_painter->drawLine(0, bottom, m_boundingRect.width(), bottom);
_painter->drawLine(0, m_boundingRect.top(), m_boundingRect.width(), m_boundingRect.top());
_painter->restore();
}
@ -223,6 +233,11 @@ void EasyMinimapItem::setBoundingRect(const QRectF& _rect)
m_boundingRect = _rect;
}
void EasyMinimapItem::setBoundingRect(qreal x, qreal y, qreal w, qreal h)
{
m_boundingRect.setRect(x, y, w, h);
}
void EasyMinimapItem::setSource(::profiler::thread_id_t _thread_id, const ::profiler_gui::ProfItems* _items)
{
m_pSource = _items;
@ -295,24 +310,22 @@ EasyGraphicsScrollbar::EasyGraphicsScrollbar(QWidget* _parent)
selfScene->setSceneRect(0, DEFAULT_TOP, 500, DEFAULT_HEIGHT);
setScene(selfScene);
m_slider = new EasyGraphicsSliderItem(true);
m_slider->setPos(0, 0);
m_slider->setZValue(5);
m_slider->setColor(0x40c0c0c0);
selfScene->addItem(m_slider);
m_minimap = new EasyMinimapItem();
m_minimap->setPos(0, 0);
m_minimap->setBoundingRect(0, DEFAULT_TOP + INDICATOR_SIZE, scene()->width(), DEFAULT_HEIGHT - (INDICATOR_SIZE << 1));
selfScene->addItem(m_minimap);
m_minimap->hide();
m_chronometerIndicator = new EasyGraphicsSliderItem(false);
m_chronometerIndicator->setPos(0, 0);
m_chronometerIndicator->setZValue(10);
m_chronometerIndicator->setColor(0x40000000 | ::profiler_gui::CHRONOMETER_COLOR.rgba());
selfScene->addItem(m_chronometerIndicator);
m_chronometerIndicator->hide();
m_minimap = new EasyMinimapItem();
m_minimap->setPos(0, 0);
m_minimap->setBoundingRect(selfScene->sceneRect());
selfScene->addItem(m_minimap);
m_minimap->hide();
m_slider = new EasyGraphicsSliderItem(true);
m_slider->setPos(0, 0);
m_slider->setColor(0x40c0c0c0);
selfScene->addItem(m_slider);
centerOn(0, 0);
}
@ -381,7 +394,7 @@ void EasyGraphicsScrollbar::setRange(qreal _minValue, qreal _maxValue)
m_minimumValue = _minValue;
m_maximumValue = _maxValue;
scene()->setSceneRect(_minValue, DEFAULT_TOP, _maxValue - _minValue, DEFAULT_HEIGHT);
m_minimap->setBoundingRect(scene()->sceneRect());
m_minimap->setBoundingRect(_minValue, DEFAULT_TOP + INDICATOR_SIZE, _maxValue, DEFAULT_HEIGHT - (INDICATOR_SIZE << 1));
emit rangeChanged();
setValue(_minValue + oldValue * range());

6
profiler_gui/graphics_scrollbar.h
View File

@ -22,7 +22,7 @@
#include <QGraphicsView>
#include <QGraphicsRectItem>
#include <QAction>
//#include <QPolygonF>
#include <QPolygonF>
#include "common_types.h"
//////////////////////////////////////////////////////////////////////////
@ -34,8 +34,9 @@ class EasyGraphicsSliderItem : public QGraphicsRectItem
private:
//QPolygonF m_leftIndicator, m_rightIndicator;
QPolygonF m_indicator;
qreal m_halfwidth;
bool m_bMain;
public:
@ -85,6 +86,7 @@ public:
::profiler::thread_id_t threadId() const;
void setBoundingRect(const QRectF& _rect);
void setBoundingRect(qreal x, qreal y, qreal w, qreal h);
void setSource(::profiler::thread_id_t _thread_id, const ::profiler_gui::ProfItems* _items);