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(EasyGraphicsView) Refused of using QPainter::setClipRect() because of it is buggy when used with very big coordinates;

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(EasyGraphicsView) New items borders drawing style.
This commit is contained in:
Victor Zarubkin 2016-08-21 18:04:38 +03:00
parent 1b3806ded2
commit 4e5305ee74
1 changed files with 35 additions and 32 deletions
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67
profiler_gui/blocks_graphics_view.cpp
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@ -57,7 +57,7 @@ const unsigned short GRAPHICS_ROW_SIZE_FULL = GRAPHICS_ROW_SIZE + GRAPHICS_ROW_S
const unsigned short THREADS_ROW_SPACING = 8;
const unsigned short TIMELINE_ROW_SIZE = 20;
const QRgb BORDERS_COLOR = 0x00a07050;
const QRgb BORDERS_COLOR = 0x00686868;// 0x00a07050;
const QRgb BACKGROUND_1 = 0x00dddddd;
const QRgb BACKGROUND_2 = 0x00ffffff;
const QRgb TIMELINE_BACKGROUND = 0x20303030;
@ -131,7 +131,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
QRectF rect;
QBrush brush;
QRgb previousColor = 0;
QRgb previousColor = 0, inverseColor = 0x00ffffff;
Qt::PenStyle previousPenStyle = Qt::NoPen;
brush.setStyle(Qt::SolidPattern);
@ -172,7 +172,6 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
// Shifting coordinates to current screen offset
_painter->setTransform(QTransform::fromTranslate(dx - offset * currentScale, -y()), true);
_painter->setClipRect(QRectF(0, visibleSceneRect.top(), scene()->width(), visibleSceneRect.height()));
if (::profiler_gui::EASY_GLOBALS.draw_graphics_items_borders)
@ -189,6 +188,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
// Iterate through layers and draw visible items
bool selectedItemsWasPainted = false;
const auto visibleBottom = visibleSceneRect.bottom() - 1;
for (unsigned char l = 0; l < levelsNumber; ++l)
{
auto& level = m_levels[l];
@ -206,7 +206,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
state = item.state;
}
if (item.right() < sceneLeft || state == -1 || (l == 0 && (top > visibleSceneRect.bottom() || (top + item.totalHeight) < visibleSceneRect.top())))
if (item.right() < sceneLeft || state == -1 || top > visibleBottom || (top + item.totalHeight) < visibleSceneRect.top())
{
// This item is not visible
@ -233,6 +233,9 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
x = item.left() * currentScale - dx;
h = item.totalHeight;
const auto dh = top + h - visibleBottom;
if (dh > 0)
h -= dh;
bool changepen = false;
if (item.block->block_index == ::profiler_gui::EASY_GLOBALS.selected_block)
@ -245,22 +248,25 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
_painter->setPen(pen);
previousColor = SELECTED_ITEM_COLOR;
inverseColor = 0x00ffffff - previousColor;
brush.setColor(previousColor);
_painter->setBrush(brush);
}
else
{
if (previousColor != item.color)
const bool colorChange = (previousColor != item.color);
if (colorChange)
{
// Set background color brush for rectangle
previousColor = item.color;
inverseColor = 0x00ffffff - previousColor;
brush.setColor(previousColor);
_painter->setBrush(brush);
}
if (::profiler_gui::EASY_GLOBALS.draw_graphics_items_borders)
{
if (w < 3)
if (w < 2)
{
// Do not paint borders for very narrow items
if (previousPenStyle != Qt::NoPen)
@ -269,17 +275,17 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
_painter->setPen(Qt::NoPen);
}
}
else if (previousPenStyle != Qt::SolidLine)
else if (previousPenStyle != Qt::SolidLine || colorChange)
{
// Restore pen for item which is wide enough to paint borders
previousPenStyle = Qt::SolidLine;
_painter->setPen(BORDERS_COLOR);
_painter->setPen(BORDERS_COLOR & inverseColor);// BORDERS_COLOR);
}
}
}
// Draw rectangle
rect.setRect(x, top, w, item.totalHeight);
rect.setRect(x, top, w, h);
_painter->drawRect(rect);
if (changepen)
@ -287,7 +293,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
if (previousPenStyle == Qt::NoPen)
_painter->setPen(Qt::NoPen);
else
_painter->setPen(BORDERS_COLOR); // restore pen for rectangle painting
_painter->setPen(BORDERS_COLOR & inverseColor);// BORDERS_COLOR); // restore pen for rectangle painting
}
if (next_level < levelsNumber && item.children_begin != MAX_CHILD_INDEX)
@ -330,31 +336,38 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
_painter->setPen(pen);
previousColor = SELECTED_ITEM_COLOR;
inverseColor = 0x00ffffff - previousColor;
brush.setColor(previousColor);
_painter->setBrush(brush);
}
else
{
if (previousColor != item.color)
const bool colorChange = (previousColor != item.color);
if (colorChange)
{
// Set background color brush for rectangle
previousColor = item.color;
inverseColor = 0x00ffffff - previousColor;
brush.setColor(previousColor);
_painter->setBrush(brush);
}
if (::profiler_gui::EASY_GLOBALS.draw_graphics_items_borders && previousPenStyle != Qt::SolidLine)
if (::profiler_gui::EASY_GLOBALS.draw_graphics_items_borders && (previousPenStyle != Qt::SolidLine || colorChange))
{
// Restore pen for item which is wide enough to paint borders
previousPenStyle = Qt::SolidLine;
_painter->setPen(BORDERS_COLOR);
_painter->setPen(BORDERS_COLOR & inverseColor);// BORDERS_COLOR);
}
}
// Draw rectangle
x = item.left() * currentScale - dx;
h = GRAPHICS_ROW_SIZE;
rect.setRect(x, top, w, GRAPHICS_ROW_SIZE);
const auto dh = top + h - visibleBottom;
if (dh > 0)
h -= dh;
rect.setRect(x, top, w, h);
_painter->drawRect(rect);
flags = item.width() < 1 ? 0 : Qt::AlignHCenter;
@ -379,7 +392,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
rect.setRect(xtext + 1, top, w - 1, h);
// text will be painted with inverse color
auto textColor = 0x00ffffff - previousColor;
auto textColor = inverseColor;
if (textColor == previousColor) textColor = 0;
_painter->setPen(textColor);
@ -390,7 +403,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
if (previousPenStyle == Qt::NoPen)
_painter->setPen(Qt::NoPen);
else
_painter->setPen(BORDERS_COLOR); // restore pen for rectangle painting
_painter->setPen(BORDERS_COLOR & inverseColor);// BORDERS_COLOR); // restore pen for rectangle painting
// END Draw text~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
}
}
@ -444,12 +457,6 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
// drawing text
_painter->drawText(rect, Qt::AlignCenter, ::profiler_gui::toUnicode(item.block->node->getName()));
// restore previous pen color
if (previousPenStyle == Qt::NoPen)
_painter->setPen(Qt::NoPen);
else
_painter->setPen(BORDERS_COLOR); // restore pen for rectangle painting
// END Draw text~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
}
}
@ -927,19 +934,18 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
const auto offset = sceneView->offset();
const auto left = offset * currentScale;
const auto h = visibleSceneRect.height();
const auto visibleBottom = h - 1;
QRectF rect;
_painter->save();
_painter->setTransform(QTransform::fromTranslate(-x(), -y()));
_painter->setClipRect(QRectF(0, 0, visibleSceneRect.width(), h));
const auto& items = sceneView->getItems();
if (!items.empty())
{
static const auto OVERLAP = THREADS_ROW_SPACING >> 1;
static const QBrush brushes[2] = {QColor::fromRgb(BACKGROUND_1), QColor::fromRgb(BACKGROUND_2)};
const bool isTest = (items.front()->items(0).front().block == nullptr);
int i = -1;
// Draw background
@ -953,20 +959,18 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
auto bottom = top + br.height();
if (top > h || bottom < 0)
{
continue;
}
if (!isTest && item->threadId() == ::profiler_gui::EASY_GLOBALS.selected_thread)
{
if (item->threadId() == ::profiler_gui::EASY_GLOBALS.selected_thread)
_painter->setBrush(QBrush(QColor::fromRgb(::profiler_gui::SELECTED_THREAD_BACKGROUND)));
}
else
{
_painter->setBrush(brushes[i & 1]);
}
rect.setRect(0, top - OVERLAP, visibleSceneRect.width(), br.height() + THREADS_ROW_SPACING);
const auto dh = rect.bottom() - visibleBottom;
if (dh > 0)
rect.setHeight(rect.height() - dh);
_painter->drawRect(rect);
}
}
@ -984,7 +988,6 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
QPen pen(Qt::gray);
pen.setWidth(2);
_painter->setClipping(false);
_painter->setPen(pen);
_painter->drawLine(QPointF(0, h), QPointF(visibleSceneRect.width(), h));
_painter->setPen(Qt::gray);