malte_langkabel
054b8fab17
* use canonical filepath cache in cxx indexer * made constructors of FilePath explicit * use FilePath at more places instead of string * forward declares FilePath wherever possible
93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
#include "qt/view/graphElements/QtGraphNodeExpandToggle.h"
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#include <QFontMetrics>
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#include "utility/logging/logging.h"
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#include "utility/messaging/type/MessageGraphNodeExpand.h"
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#include "utility/ResourcePaths.h"
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#include "qt/graphics/QtRoundedRectItem.h"
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#include "qt/utility/QtDeviceScaledPixmap.h"
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#include "qt/utility/utilityQt.h"
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#include "qt/view/graphElements/QtGraphNodeData.h"
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QtGraphNodeExpandToggle::QtGraphNodeExpandToggle(bool expanded, int invisibleSubNodeCount)
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: m_invisibleSubNodeCount(invisibleSubNodeCount)
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, m_expanded(expanded)
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{
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if (!expanded && !invisibleSubNodeCount)
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{
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LOG_ERROR("ExpandToggle shouldn't be visible");
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return;
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}
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const int iconHeight = 4;
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m_icon = new QGraphicsPixmapItem(this);
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m_icon->setTransformationMode(Qt::SmoothTransformation);
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m_icon->setShapeMode(QGraphicsPixmapItem::BoundingRectShape);
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QtDeviceScaledPixmap pixmap((ResourcePaths::getGuiPath().str() + "graph_view/images/arrow.png").c_str());
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pixmap.scaleToHeight(iconHeight);
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if (invisibleSubNodeCount)
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{
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QString numberStr = QString::number(invisibleSubNodeCount);
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m_text->setText(numberStr);
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}
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else
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{
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pixmap.mirror();
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}
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m_icon->setPixmap(pixmap.pixmap());
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}
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QtGraphNodeExpandToggle::~QtGraphNodeExpandToggle()
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{
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}
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bool QtGraphNodeExpandToggle::isExpandToggleNode() const
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{
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return true;
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}
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void QtGraphNodeExpandToggle::onClick()
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{
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QtGraphNode* parent = getParent();
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if (parent && parent->getTokenId())
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{
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MessageGraphNodeExpand(parent->getTokenId(), !m_expanded).dispatch();
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}
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}
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void QtGraphNodeExpandToggle::updateStyle()
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{
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if (!m_icon)
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{
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return;
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}
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GraphViewStyle::NodeStyle style = GraphViewStyle::getStyleOfExpandToggleNode();
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setStyle(style);
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float textX = (m_rect->rect().width() / 2) - (QFontMetrics(m_text->font()).width(m_text->text()) / 2);
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float textY = m_rect->rect().height() / 2 - QFontMetrics(m_text->font()).height() / 1.8f;
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// move the text to the nearest integer x pos, instead of the next lower int pos
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// improves results on windows systems
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if (textX - (float)((int)textX) >= 0.5f)
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{
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textX += 0.5f;
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}
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m_text->setPos(textX, textY);
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m_icon->setPos(
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(m_rect->rect().width() - m_icon->pixmap().width() / QtDeviceScaledPixmap::devicePixelRatio()) / 2,
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(m_invisibleSubNodeCount == 0 ? m_rect->rect().height() / 2 - 2 : m_rect->rect().height() - 7)
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);
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m_icon->setPixmap(utility::colorizePixmap(m_icon->pixmap(), style.color.icon.c_str()));
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}
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