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QGIS API Documentation
2.12.0-Lyon
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A class for highlight features on the map. More...
#include <qgshighlight.h>
Public Member Functions | |
| QgsHighlight (QgsMapCanvas *mapCanvas, const QgsGeometry *geom, QgsMapLayer *layer) | |
| QgsHighlight (QgsMapCanvas *mapCanvas, const QgsGeometry *geom, QgsVectorLayer *layer) | |
| QgsHighlight (QgsMapCanvas *mapCanvas, const QgsFeature &feature, QgsVectorLayer *layer) | |
| Constructor for highlighting true feature shape using feature attributes and renderer. More... | |
| ~QgsHighlight () | |
| const QgsMapLayer * | layer () const |
| void | setBuffer (double buffer) |
| Set line / outline buffer in millimeters. More... | |
| void | setColor (const QColor &color) |
| Set line/outline to color, polygon fill to color with alpha = 63. More... | |
| void | setFillColor (const QColor &fillColor) |
| Set polygons fill color. More... | |
| void | setMinWidth (double width) |
| Set minimum line / outline width in millimeters. More... | |
| void | setWidth (int width) |
| Set width. More... | |
| virtual void | updatePosition () override |
| called on changed extent or resize event to update position of the item More... | |
 Public Member Functions inherited from QgsMapCanvasItem | |
| virtual QRectF | boundingRect () const override |
| default implementation for canvas items More... | |
| QgsRectangle | rect () const |
| returns canvas item rectangle in map units More... | |
| Q_DECL_DEPRECATED void | setPanningOffset (const QPoint &point) |
| sets current offset, to be called from QgsMapCanvas More... | |
| void | setRect (const QgsRectangle &r, bool resetRotation=true) |
| sets canvas item rectangle in map units More... | |
| QPointF | toCanvasCoordinates (const QgsPoint &point) const |
| transformation from map coordinates to screen coordinates More... | |
| QgsPoint | toMapCoordinates (const QPoint &point) const |
| transformation from screen coordinates to map coordinates More... | |
| Public Member Functions inherited from QGraphicsItem | |
| QGraphicsItem (QGraphicsItem *parent) | |
| virtual | ~QGraphicsItem () |
| bool | acceptDrops () const |
| Qt::MouseButtons | acceptedMouseButtons () const |
| bool | acceptHoverEvents () const |
| bool | acceptsHoverEvents () const |
| bool | acceptTouchEvents () const |
| virtual void | advance (int phase) |
| virtual QRectF | boundingRect () const =0 |
| QRegion | boundingRegion (const QTransform &itemToDeviceTransform) const |
| qreal | boundingRegionGranularity () const |
| CacheMode | cacheMode () const |
| QList< QGraphicsItem * > | childItems () const |
| QList< QGraphicsItem * > | children () const |
| QRectF | childrenBoundingRect () const |
| void | clearFocus () |
| QPainterPath | clipPath () const |
| virtual bool | collidesWithItem (const QGraphicsItem *other, Qt::ItemSelectionMode mode) const |
| virtual bool | collidesWithPath (const QPainterPath &path, Qt::ItemSelectionMode mode) const |
| QList< QGraphicsItem * > | collidingItems (Qt::ItemSelectionMode mode) const |
| QGraphicsItem * | commonAncestorItem (const QGraphicsItem *other) const |
| virtual bool | contains (const QPointF &point) const |
| QCursor | cursor () const |
| QVariant | data (int key) const |
| QTransform | deviceTransform (const QTransform &viewportTransform) const |
| qreal | effectiveOpacity () const |
| void | ensureVisible (const QRectF &rect, int xmargin, int ymargin) |
| void | ensureVisible (qreal x, qreal y, qreal w, qreal h, int xmargin, int ymargin) |
| bool | filtersChildEvents () const |
| GraphicsItemFlags | flags () const |
| QGraphicsItem * | focusItem () const |
| QGraphicsItem * | focusProxy () const |
| void | grabKeyboard () |
| void | grabMouse () |
| QGraphicsEffect * | graphicsEffect () const |
| QGraphicsItemGroup * | group () const |
| bool | handlesChildEvents () const |
| bool | hasCursor () const |
| bool | hasFocus () const |
| void | hide () |
| Qt::InputMethodHints | inputMethodHints () const |
| void | installSceneEventFilter (QGraphicsItem *filterItem) |
| bool | isActive () const |
| bool | isAncestorOf (const QGraphicsItem *child) const |
| bool | isBlockedByModalPanel (QGraphicsItem **blockingPanel) const |
| bool | isClipped () const |
| bool | isEnabled () const |
| bool | isObscured () const |
| bool | isObscured (const QRectF &rect) const |
| bool | isObscured (qreal x, qreal y, qreal w, qreal h) const |
| virtual bool | isObscuredBy (const QGraphicsItem *item) const |
| bool | isPanel () const |
| bool | isSelected () const |
| bool | isUnderMouse () const |
| bool | isVisible () const |
| bool | isVisibleTo (const QGraphicsItem *parent) const |
| bool | isWidget () const |
| bool | isWindow () const |
| QTransform | itemTransform (const QGraphicsItem *other, bool *ok) const |
| QPointF | mapFromItem (const QGraphicsItem *item, const QPointF &point) const |
| QPolygonF | mapFromItem (const QGraphicsItem *item, const QRectF &rect) const |
| QPolygonF | mapFromItem (const QGraphicsItem *item, const QPolygonF &polygon) const |
| QPainterPath | mapFromItem (const QGraphicsItem *item, const QPainterPath &path) const |
| QPointF | mapFromItem (const QGraphicsItem *item, qreal x, qreal y) const |
| QPolygonF | mapFromItem (const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const |
| QPointF | mapFromParent (const QPointF &point) const |
| QPolygonF | mapFromParent (const QRectF &rect) const |
| QPolygonF | mapFromParent (const QPolygonF &polygon) const |
| QPainterPath | mapFromParent (const QPainterPath &path) const |
| QPointF | mapFromParent (qreal x, qreal y) const |
| QPolygonF | mapFromParent (qreal x, qreal y, qreal w, qreal h) const |
| QPolygonF | mapFromScene (const QPolygonF &polygon) const |
| QPointF | mapFromScene (const QPointF &point) const |
| QPolygonF | mapFromScene (const QRectF &rect) const |
| QPainterPath | mapFromScene (const QPainterPath &path) const |
| QPointF | mapFromScene (qreal x, qreal y) const |
| QPolygonF | mapFromScene (qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectFromItem (const QGraphicsItem *item, const QRectF &rect) const |
| QRectF | mapRectFromItem (const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectFromParent (const QRectF &rect) const |
| QRectF | mapRectFromParent (qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectFromScene (qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectFromScene (const QRectF &rect) const |
| QRectF | mapRectToItem (const QGraphicsItem *item, const QRectF &rect) const |
| QRectF | mapRectToItem (const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectToParent (const QRectF &rect) const |
| QRectF | mapRectToParent (qreal x, qreal y, qreal w, qreal h) const |
| QRectF | mapRectToScene (const QRectF &rect) const |
| QRectF | mapRectToScene (qreal x, qreal y, qreal w, qreal h) const |
| QPointF | mapToItem (const QGraphicsItem *item, const QPointF &point) const |
| QPolygonF | mapToItem (const QGraphicsItem *item, const QRectF &rect) const |
| QPolygonF | mapToItem (const QGraphicsItem *item, const QPolygonF &polygon) const |
| QPainterPath | mapToItem (const QGraphicsItem *item, const QPainterPath &path) const |
| QPointF | mapToItem (const QGraphicsItem *item, qreal x, qreal y) const |
| QPolygonF | mapToItem (const QGraphicsItem *item, qreal x, qreal y, qreal w, qreal h) const |
| QPointF | mapToParent (const QPointF &point) const |
| QPolygonF | mapToParent (const QRectF &rect) const |
| QPainterPath | mapToParent (const QPainterPath &path) const |
| QPointF | mapToParent (qreal x, qreal y) const |
| QPolygonF | mapToParent (qreal x, qreal y, qreal w, qreal h) const |
| QPolygonF | mapToParent (const QPolygonF &polygon) const |
| QPolygonF | mapToScene (const QRectF &rect) const |
| QPainterPath | mapToScene (const QPainterPath &path) const |
| QPointF | mapToScene (qreal x, qreal y) const |
| QPolygonF | mapToScene (qreal x, qreal y, qreal w, qreal h) const |
| QPolygonF | mapToScene (const QPolygonF &polygon) const |
| QPointF | mapToScene (const QPointF &point) const |
| QMatrix | matrix () const |
| void | moveBy (qreal dx, qreal dy) |
| qreal | opacity () const |
| virtual QPainterPath | opaqueArea () const |
| virtual void | paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)=0 |
| QGraphicsItem * | panel () const |
| PanelModality | panelModality () const |
| QGraphicsItem * | parentItem () const |
| QGraphicsObject * | parentObject () const |
| QGraphicsWidget * | parentWidget () const |
| QPointF | pos () const |
| void | removeSceneEventFilter (QGraphicsItem *filterItem) |
| void | resetMatrix () |
| void | resetTransform () |
| void | rotate (qreal angle) |
| qreal | rotation () const |
| void | scale (qreal sx, qreal sy) |
| qreal | scale () const |
| QGraphicsScene * | scene () const |
| QRectF | sceneBoundingRect () const |
| QMatrix | sceneMatrix () const |
| QPointF | scenePos () const |
| QTransform | sceneTransform () const |
| void | scroll (qreal dx, qreal dy, const QRectF &rect) |
| void | setAcceptDrops (bool on) |
| void | setAcceptedMouseButtons (QFlags< Qt::MouseButton > buttons) |
| void | setAcceptHoverEvents (bool enabled) |
| void | setAcceptsHoverEvents (bool enabled) |
| void | setAcceptTouchEvents (bool enabled) |
| void | setActive (bool active) |
| void | setBoundingRegionGranularity (qreal granularity) |
| void | setCacheMode (CacheMode mode, const QSize &logicalCacheSize) |
| void | setCursor (const QCursor &cursor) |
| void | setData (int key, const QVariant &value) |
| void | setEnabled (bool enabled) |
| void | setFiltersChildEvents (bool enabled) |
| void | setFlag (GraphicsItemFlag flag, bool enabled) |
| void | setFlags (QFlags< QGraphicsItem::GraphicsItemFlag > flags) |
| void | setFocus (Qt::FocusReason focusReason) |
| void | setFocusProxy (QGraphicsItem *item) |
| void | setGraphicsEffect (QGraphicsEffect *effect) |
| void | setGroup (QGraphicsItemGroup *group) |
| void | setHandlesChildEvents (bool enabled) |
| void | setInputMethodHints (QFlags< Qt::InputMethodHint > hints) |
| void | setMatrix (const QMatrix &matrix, bool combine) |
| void | setOpacity (qreal opacity) |
| void | setPanelModality (PanelModality panelModality) |
| void | setParentItem (QGraphicsItem *newParent) |
| void | setPos (const QPointF &pos) |
| void | setPos (qreal x, qreal y) |
| void | setRotation (qreal angle) |
| void | setScale (qreal factor) |
| void | setSelected (bool selected) |
| void | setToolTip (const QString &toolTip) |
| void | setTransform (const QTransform &matrix, bool combine) |
| void | setTransformations (const QList< QGraphicsTransform * > &transformations) |
| void | setTransformOriginPoint (qreal x, qreal y) |
| void | setTransformOriginPoint (const QPointF &origin) |
| void | setVisible (bool visible) |
| void | setX (qreal x) |
| void | setY (qreal y) |
| void | setZValue (qreal z) |
| virtual QPainterPath | shape () const |
| void | shear (qreal sh, qreal sv) |
| void | show () |
| void | stackBefore (const QGraphicsItem *sibling) |
| QGraphicsObject * | toGraphicsObject () |
| const QGraphicsObject * | toGraphicsObject () const |
| QString | toolTip () const |
| QGraphicsItem * | topLevelItem () const |
| QGraphicsWidget * | topLevelWidget () const |
| QTransform | transform () const |
| QList< QGraphicsTransform * > | transformations () const |
| QPointF | transformOriginPoint () const |
| void | translate (qreal dx, qreal dy) |
| virtual int | type () const |
| void | ungrabKeyboard () |
| void | ungrabMouse () |
| void | unsetCursor () |
| void | update (qreal x, qreal y, qreal width, qreal height) |
| void | update (const QRectF &rect) |
| QGraphicsWidget * | window () const |
| qreal | x () const |
| qreal | y () const |
| qreal | zValue () const |
Protected Member Functions | |
| virtual void | paint (QPainter *p) override |
| void | updateRect () |
| recalculates needed rectangle More... | |
| Protected Member Functions inherited from QgsMapCanvasItem | |
| QgsMapCanvasItem (QgsMapCanvas *mapCanvas) | |
| protected constructor: cannot be constructed directly More... | |
| virtual | ~QgsMapCanvasItem () |
| virtual void | paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget=0) override |
| paint function called by map canvas More... | |
| bool | setRenderContextVariables (QPainter *p, QgsRenderContext &context) const |
| Sets render context parameters. More... | |
| void | updateCanvas () |
| schedules map canvas for repaint More... | |
| Protected Member Functions inherited from QGraphicsItem | |
| virtual void | contextMenuEvent (QGraphicsSceneContextMenuEvent *event) |
| virtual void | dragEnterEvent (QGraphicsSceneDragDropEvent *event) |
| virtual void | dragLeaveEvent (QGraphicsSceneDragDropEvent *event) |
| virtual void | dragMoveEvent (QGraphicsSceneDragDropEvent *event) |
| virtual void | dropEvent (QGraphicsSceneDragDropEvent *event) |
| virtual void | focusInEvent (QFocusEvent *event) |
| virtual void | focusOutEvent (QFocusEvent *event) |
| virtual void | hoverEnterEvent (QGraphicsSceneHoverEvent *event) |
| virtual void | hoverLeaveEvent (QGraphicsSceneHoverEvent *event) |
| virtual void | hoverMoveEvent (QGraphicsSceneHoverEvent *event) |
| virtual void | inputMethodEvent (QInputMethodEvent *event) |
| virtual QVariant | inputMethodQuery (Qt::InputMethodQuery query) const |
| virtual QVariant | itemChange (GraphicsItemChange change, const QVariant &value) |
| virtual void | keyPressEvent (QKeyEvent *event) |
| virtual void | keyReleaseEvent (QKeyEvent *event) |
| virtual void | mouseDoubleClickEvent (QGraphicsSceneMouseEvent *event) |
| virtual void | mouseMoveEvent (QGraphicsSceneMouseEvent *event) |
| virtual void | mousePressEvent (QGraphicsSceneMouseEvent *event) |
| virtual void | mouseReleaseEvent (QGraphicsSceneMouseEvent *event) |
| void | prepareGeometryChange () |
| virtual bool | sceneEvent (QEvent *event) |
| virtual bool | sceneEventFilter (QGraphicsItem *watched, QEvent *event) |
| void | updateMicroFocus () |
| virtual void | wheelEvent (QGraphicsSceneWheelEvent *event) |
Additional Inherited Members | |
| Public Attributes inherited from QGraphicsItem | |
| typedef | GraphicsItemFlags |
| Protected Attributes inherited from QgsMapCanvasItem | |
| QSizeF | mItemSize |
| cached size of the item (to return in boundingRect()) More... | |
| QgsMapCanvas * | mMapCanvas |
| pointer to map canvas More... | |
| QPoint | mPanningOffset |
| offset from normal position due current panning operation, used when converting map coordinates to move map canvas items More... | |
| QgsRectangle | mRect |
| cached canvas item rectangle in map coordinates encodes position (xmin,ymax) and size (width/height) used to re-position and re-size the item on zoom/pan while waiting for the renderer to complete. More... | |
| double | mRectRotation |
A class for highlight features on the map.
The QgsHighlight class provides a transparent overlay widget for highlighting features on the map.
Definition at line 36 of file qgshighlight.h.
| QgsHighlight::QgsHighlight | ( | QgsMapCanvas * | mapCanvas, |
| const QgsGeometry * | geom, | ||
| QgsMapLayer * | layer | ||
| ) |
Definition at line 53 of file qgshighlight.cpp.
| QgsHighlight::QgsHighlight | ( | QgsMapCanvas * | mapCanvas, |
| const QgsGeometry * | geom, | ||
| QgsVectorLayer * | layer | ||
| ) |
Definition at line 63 of file qgshighlight.cpp.
| QgsHighlight::QgsHighlight | ( | QgsMapCanvas * | mapCanvas, |
| const QgsFeature & | feature, | ||
| QgsVectorLayer * | layer | ||
| ) |
Constructor for highlighting true feature shape using feature attributes and renderer.
| mapCanvas | map canvas |
| feature | |
| layer | vector layer |
Definition at line 73 of file qgshighlight.cpp.
| QgsHighlight::~QgsHighlight | ( | ) |
Definition at line 106 of file qgshighlight.cpp.
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inline |
Definition at line 69 of file qgshighlight.h.
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overrideprotectedvirtual |
Draw the shape in response to an update event.
Implements QgsMapCanvasItem.
Definition at line 276 of file qgshighlight.cpp.
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inline |
Set line / outline buffer in millimeters.
Definition at line 63 of file qgshighlight.h.
| void QgsHighlight::setColor | ( | const QColor & | color | ) |
Set line/outline to color, polygon fill to color with alpha = 63.
This is legacy function, use setFillColor() after setColor() if different fill color is required.
Set the outline and fill color.
Definition at line 114 of file qgshighlight.cpp.
| void QgsHighlight::setFillColor | ( | const QColor & | fillColor | ) |
Set polygons fill color.
Definition at line 122 of file qgshighlight.cpp.
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inline |
Set minimum line / outline width in millimeters.
Definition at line 67 of file qgshighlight.h.
| void QgsHighlight::setWidth | ( | int | width | ) |
Set width.
Ignored in feature mode.
Set the outline width.
Definition at line 204 of file qgshighlight.cpp.
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overridevirtual |
called on changed extent or resize event to update position of the item
Reimplemented from QgsMapCanvasItem.
Definition at line 268 of file qgshighlight.cpp.
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protected |
recalculates needed rectangle
Definition at line 404 of file qgshighlight.cpp.
1.8.9.1
