QGIS API Documentation
2.4.0-Chugiak
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A legend that can be placed onto a map composition. More...
#include <qgscomposerlegend.h>
Classes | |
class | Atom |
Atom is indivisible set (indivisible into more columns). More... | |
class | Nucleon |
Nucleon is either group title, layer title or layer child item. More... | |
Public Slots | |
void | synchronizeWithModel () |
Data changed. More... | |
void | invalidateCurrentMap () |
Sets mCompositionMap to 0 if the map is deleted. More... | |
Public Slots inherited from QgsComposerItem | |
virtual void | setRotation (double r) |
Sets the item rotation. More... | |
virtual void | setItemRotation (double r, bool adjustPosition=false) |
Sets the item rotation. More... | |
void | repaint () |
Public Member Functions | |
QgsComposerLegend (QgsComposition *composition) | |
~QgsComposerLegend () | |
virtual int | type () const |
return correct graphics item type. More... | |
void | paint (QPainter *painter, const QStyleOptionGraphicsItem *itemStyle, QWidget *pWidget) |
Reimplementation of QCanvasItem::paint. More... | |
QSizeF | paintAndDetermineSize (QPainter *painter) |
Paints the legend and calculates its size. More... | |
void | adjustBoxSize () |
Sets item box to the whole content. More... | |
QgsLegendModel * | model () |
Returns pointer to the legend model. More... | |
void | setTitle (const QString &t) |
QString | title () const |
Qt::AlignmentFlag | titleAlignment () const |
Returns the alignment of the legend title. More... | |
void | setTitleAlignment (Qt::AlignmentFlag alignment) |
Sets the alignment of the legend title. More... | |
QgsComposerLegendStyle & | rstyle (QgsComposerLegendStyle::Style s) |
Returns reference to modifiable style. More... | |
QgsComposerLegendStyle | style (QgsComposerLegendStyle::Style s) const |
Returns style. More... | |
void | setStyle (QgsComposerLegendStyle::Style s, const QgsComposerLegendStyle style) |
QFont | styleFont (QgsComposerLegendStyle::Style s) const |
void | setStyleFont (QgsComposerLegendStyle::Style s, const QFont &f) |
Set style font. More... | |
void | setStyleMargin (QgsComposerLegendStyle::Style s, double margin) |
Set style margin. More... | |
void | setStyleMargin (QgsComposerLegendStyle::Style s, QgsComposerLegendStyle::Side side, double margin) |
double | boxSpace () const |
void | setBoxSpace (double s) |
double | columnSpace () const |
void | setColumnSpace (double s) |
QColor | fontColor () const |
void | setFontColor (const QColor &c) |
double | symbolWidth () const |
void | setSymbolWidth (double w) |
double | symbolHeight () const |
void | setSymbolHeight (double h) |
double | wmsLegendWidth () const |
void | setWmsLegendWidth (double w) |
double | wmsLegendHeight () const |
void | setWmsLegendHeight (double h) |
void | setWrapChar (const QString &t) |
QString | wrapChar () const |
int | columnCount () const |
void | setColumnCount (int c) |
int | splitLayer () const |
void | setSplitLayer (bool s) |
int | equalColumnWidth () const |
void | setEqualColumnWidth (bool s) |
void | setComposerMap (const QgsComposerMap *map) |
const QgsComposerMap * | composerMap () const |
void | updateLegend () |
Updates the model and all legend entries. More... | |
bool | writeXML (QDomElement &elem, QDomDocument &doc) const |
stores state in Dom node More... | |
bool | readXML (const QDomElement &itemElem, const QDomDocument &doc) |
sets state from Dom document More... | |
Public Member Functions inherited from QgsComposerItem | |
QgsComposerItem (QgsComposition *composition, bool manageZValue=true) | |
Constructor. More... | |
QgsComposerItem (qreal x, qreal y, qreal width, qreal height, QgsComposition *composition, bool manageZValue=true) | |
Constructor with box position and composer object. More... | |
virtual | ~QgsComposerItem () |
virtual void | setSelected (bool s) |
Set selected, selected item should be highlighted. More... | |
virtual bool | selected () const |
Is selected. More... | |
virtual bool | writeSettings () |
stores state in project More... | |
virtual bool | readSettings () |
read state from project More... | |
virtual bool | removeSettings () |
delete settings from project file More... | |
void | move (double dx, double dy) |
Moves item in canvas coordinates. More... | |
virtual void | moveContent (double dx, double dy) |
Move Content of item. More... | |
virtual void | zoomContent (int delta, double x, double y) |
Zoom content of item. More... | |
int | page () const |
Gets the page the item is currently on. More... | |
QPointF | pagePos () const |
Returns the item's position relative to its current page. More... | |
void | updatePagePos (double newPageWidth, double newPageHeight) |
Moves the item so that it retains its relative position on the page when the paper size changes. More... | |
void | setItemPosition (double x, double y, ItemPositionMode itemPoint=UpperLeft, int page=-1) |
Moves the item to a new position (in canvas coordinates) More... | |
void | setItemPosition (double x, double y, double width, double height, ItemPositionMode itemPoint=UpperLeft, bool posIncludesFrame=false, int page=-1) |
Sets item position and width / height in one go. More... | |
ItemPositionMode | lastUsedPositionMode () |
Returns item's last used position mode. More... | |
virtual void | setSceneRect (const QRectF &rectangle) |
Sets this items bound in scene coordinates such that 1 item size units corresponds to 1 scene size unit. More... | |
bool | _writeXML (QDomElement &itemElem, QDomDocument &doc) const |
Writes parameter that are not subclass specific in document. More... | |
bool | _readXML (const QDomElement &itemElem, const QDomDocument &doc) |
Reads parameter that are not subclass specific in document. More... | |
bool | hasFrame () const |
Whether this item has a frame or not. More... | |
void | setFrameEnabled (bool drawFrame) |
Set whether this item has a frame drawn around it or not. More... | |
virtual void | setFrameOutlineWidth (double outlineWidth) |
Sets frame outline width. More... | |
double | frameOutlineWidth () const |
Returns the frame's outline width. More... | |
Qt::PenJoinStyle | frameJoinStyle () const |
Returns the join style used for drawing the item's frame. More... | |
void | setFrameJoinStyle (Qt::PenJoinStyle style) |
Sets join style used when drawing the item's frame. More... | |
virtual double | estimatedFrameBleed () const |
Returns the estimated amount the item's frame bleeds outside the item's actual rectangle. More... | |
virtual QRectF | rectWithFrame () const |
Returns the item's rectangular bounds, including any bleed caused by the item's frame. More... | |
bool | hasBackground () const |
Whether this item has a Background or not. More... | |
void | setBackgroundEnabled (bool drawBackground) |
Set whether this item has a Background drawn around it or not. More... | |
QColor | backgroundColor () const |
Gets the background color for this item. More... | |
void | setBackgroundColor (const QColor &backgroundColor) |
Sets the background color for this item. More... | |
QPainter::CompositionMode | blendMode () const |
Returns the item's composition blending mode. More... | |
void | setBlendMode (QPainter::CompositionMode blendMode) |
Sets the item's composition blending mode. More... | |
int | transparency () const |
Returns the item's transparency. More... | |
void | setTransparency (int transparency) |
Sets the item's transparency. More... | |
bool | effectsEnabled () const |
Returns true if effects (eg blend modes) are enabled for the item. More... | |
void | setEffectsEnabled (bool effectsEnabled) |
Sets whether effects (eg blend modes) are enabled for the item. More... | |
virtual void | addItem (QgsComposerItem *item) |
Composite operations for item groups do nothing per default. More... | |
virtual void | removeItems () |
const QgsComposition * | composition () const |
QgsComposition * | composition () |
virtual void | beginItemCommand (const QString &text) |
void | beginCommand (const QString &commandText, QgsComposerMergeCommand::Context c=QgsComposerMergeCommand::Unknown) |
Starts new composer undo command. More... | |
virtual void | endItemCommand () |
void | endCommand () |
Finish current command and push it onto the undo stack. More... | |
void | cancelCommand () |
void | drawText (QPainter *p, double x, double y, const QString &text, const QFont &font) const |
Draws Text. More... | |
void | drawText (QPainter *p, const QRectF &rect, const QString &text, const QFont &font, Qt::AlignmentFlag halignment=Qt::AlignLeft, Qt::AlignmentFlag valignment=Qt::AlignTop, int flags=Qt::TextWordWrap) const |
Like the above, but with a rectangle for multiline text. More... | |
double | textWidthMillimeters (const QFont &font, const QString &text) const |
Returns the font width in millimeters (considers upscaling and downscaling with FONT_WORKAROUND_SCALE. More... | |
double | fontHeightCharacterMM (const QFont &font, const QChar &c) const |
Returns the font height of a character in millimeters. More... | |
double | fontAscentMillimeters (const QFont &font) const |
Returns the font ascent in Millimeters (considers upscaling and downscaling with FONT_WORKAROUND_SCALE. More... | |
double | fontDescentMillimeters (const QFont &font) const |
Returns the font descent in Millimeters (considers upscaling and downscaling with FONT_WORKAROUND_SCALE. More... | |
double | fontHeightMillimeters (const QFont &font) const |
Returns the font height in Millimeters (considers upscaling and downscaling with FONT_WORKAROUND_SCALE. More... | |
double | pixelFontSize (double pointSize) const |
Calculates font to from point size to pixel size. More... | |
QFont | scaledFontPixelSize (const QFont &font) const |
Returns a font where size is in pixel and font size is upscaled with FONT_WORKAROUND_SCALE. More... | |
void | setPositionLock (bool lock) |
Locks / unlocks the item position for mouse drags. More... | |
bool | positionLock () const |
Returns position lock for mouse drags (true means locked) More... | |
double | itemRotation () const |
Returns the rotation for the composer item. More... | |
Q_DECL_DEPRECATED double | rotation () const |
Returns the rotation for the composer item. More... | |
virtual void | updateItem () |
Updates item, with the possibility to do custom update for subclasses. More... | |
QString | id () const |
Get item's id (which is not necessarly unique) More... | |
virtual void | setId (const QString &id) |
Set item's id (which is not necessarly unique) More... | |
QString | uuid () const |
Get item identification name. More... | |
virtual int | numberExportLayers () const |
Get the number of layers that this item requires for exporting as layers. More... | |
virtual void | setCurrentExportLayer (int layerIdx=-1) |
Sets the current layer to draw for exporting. More... | |
Protected Attributes | |
QString | mTitle |
QString | mWrapChar |
QColor | mFontColor |
qreal | mBoxSpace |
Space between item box and contents. More... | |
double | mColumnSpace |
Space between columns. More... | |
double | mSymbolWidth |
Width of symbol icon. More... | |
double | mSymbolHeight |
Height of symbol icon. More... | |
double | mWmsLegendWidth |
Width of WMS legendGraphic pixmap. More... | |
double | mWmsLegendHeight |
Height of WMS legendGraphic pixmap. More... | |
double | mlineSpacing |
Spacing between lines when wrapped. More... | |
Qt::AlignmentFlag | mTitleAlignment |
Title alignment, one of Qt::AlignLeft, Qt::AlignHCenter, Qt::AlignRight) More... | |
int | mColumnCount |
Number of legend columns. More... | |
QgsLegendModel | mLegendModel |
const QgsComposerMap * | mComposerMap |
Reference to map (because symbols are sometimes in map units) More... | |
bool | mSplitLayer |
Allow splitting layers into multiple columns. More... | |
bool | mEqualColumnWidth |
Use the same width (maximum) for all columns. More... | |
Protected Attributes inherited from QgsComposerItem | |
QgsComposition * | mComposition |
QgsComposerItem::MouseMoveAction | mCurrentMouseMoveAction |
QPointF | mMouseMoveStartPos |
Start point of the last mouse move action (in scene coordinates) More... | |
QPointF | mLastMouseEventPos |
Position of the last mouse move event (in scene coordinates) More... | |
QGraphicsRectItem * | mBoundingResizeRectangle |
Rectangle used during move and resize actions. More... | |
QGraphicsLineItem * | mHAlignSnapItem |
QGraphicsLineItem * | mVAlignSnapItem |
bool | mFrame |
True if item fram needs to be painted. More... | |
bool | mBackground |
True if item background needs to be painted. More... | |
QColor | mBackgroundColor |
Background color. More... | |
Qt::PenJoinStyle | mFrameJoinStyle |
Frame join style. More... | |
bool | mItemPositionLocked |
True if item position and size cannot be changed with mouse move. More... | |
double | mLastValidViewScaleFactor |
Backup to restore item appearance if no view scale factor is available. More... | |
double | mItemRotation |
Item rotation in degrees, clockwise. More... | |
QPainter::CompositionMode | mBlendMode |
Composition blend mode for item. More... | |
bool | mEffectsEnabled |
QgsComposerEffect * | mEffect |
int | mTransparency |
Item transparency. More... | |
ItemPositionMode | mLastUsedPositionMode |
The item's position mode. More... | |
int | mCurrentExportLayer |
The layer that needs to be exported. More... | |
Private Member Functions | |
QList< Atom > | createAtomList (QStandardItem *rootItem, bool splitLayer) |
Create list of atoms according to current layer splitting mode. More... | |
void | setColumns (QList< Atom > &atomList) |
Divide atoms to columns and set columns on atoms. More... | |
QgsComposerLegend () | |
QSizeF | drawTitle (QPainter *painter=0, QPointF point=QPointF(), Qt::AlignmentFlag halignment=Qt::AlignLeft) |
Draws title in the legend using the title font and the specified alignment If no painter is specified, function returns the required width/height to draw the title. More... | |
QSizeF | drawGroupItemTitle (QgsComposerGroupItem *groupItem, QPainter *painter=0, QPointF point=QPointF()) |
Draws a group item and all subitems Returns list of sizes of layers and groups including this group. More... | |
QSizeF | drawLayerItemTitle (QgsComposerLayerItem *layerItem, QPainter *painter=0, QPointF point=QPointF()) |
Draws a layer item and all subitems. More... | |
Nucleon | drawSymbolItem (QgsComposerLegendItem *symbolItem, QPainter *painter=0, QPointF point=QPointF(), double labelXOffset=0.) |
void | drawSymbolV2 (QPainter *p, QgsSymbolV2 *s, double currentYCoord, double ¤tXPosition, double &symbolHeight, int opacity=255) const |
Draws a symbol at the current y position and returns the new x position. More... | |
QSizeF | drawAtom (Atom atom, QPainter *painter=0, QPointF point=QPointF()) |
Draw atom and return its actual size, the atom is drawn with the space above it so that first atoms in column are all aligned to the same line regardles their style top space. More... | |
double | spaceAboveAtom (Atom atom) |
QStringList | layerIdList () const |
Helper function that lists ids of layers contained in map canvas. More... | |
QStringList | splitStringForWrapping (QString stringToSplt) |
Splits a string using the wrap char taking into account handling empty wrap char which means no wrapping. More... | |
Private Attributes | |
QMap < QgsComposerLegendStyle::Style, QgsComposerLegendStyle > | mStyleMap |
Additional Inherited Members | |
Public Types inherited from QgsComposerItem | |
enum | ItemType { ComposerItem = UserType + 100, ComposerArrow, ComposerItemGroup, ComposerLabel, ComposerLegend, ComposerMap, ComposerPaper, ComposerPicture, ComposerScaleBar, ComposerShape, ComposerTable, ComposerAttributeTable, ComposerTextTable, ComposerFrame } |
enum | MouseMoveAction { MoveItem, ResizeUp, ResizeDown, ResizeLeft, ResizeRight, ResizeLeftUp, ResizeRightUp, ResizeLeftDown, ResizeRightDown, NoAction } |
Describes the action (move or resize in different directon) to be done during mouse move. More... | |
enum | ItemPositionMode { UpperLeft, UpperMiddle, UpperRight, MiddleLeft, Middle, MiddleRight, LowerLeft, LowerMiddle, LowerRight } |
Signals inherited from QgsComposerItem | |
void | itemRotationChanged (double newRotation) |
Is emitted on item rotation change. More... | |
void | itemChanged () |
Used e.g. More... | |
void | sizeChanged () |
Emitted if the rectangle changes. More... | |
void | frameChanged () |
Emitted if the item's frame style changes. More... | |
Protected Member Functions inherited from QgsComposerItem | |
virtual void | drawSelectionBoxes (QPainter *p) |
Draw selection boxes around item. More... | |
virtual void | drawFrame (QPainter *p) |
Draw black frame around item. More... | |
virtual void | drawBackground (QPainter *p) |
Draw background. More... | |
void | drawArrowHead (QPainter *p, double x, double y, double angle, double arrowHeadWidth) const |
Draws arrowhead. More... | |
double | angle (const QPointF &p1, const QPointF &p2) const |
Returns angle of the line from p1 to p2 (clockwise, starting at N) More... | |
double | rectHandlerBorderTolerance () const |
Returns the current (zoom level dependent) tolerance to decide if mouse position is close enough to the item border for resizing. More... | |
double | lockSymbolSize () const |
Returns the size of the lock symbol depending on the composer zoom level and the item size. More... | |
double | horizontalViewScaleFactor () const |
Returns the zoom factor of the graphics view. More... | |
bool | imageSizeConsideringRotation (double &width, double &height, double rotation) const |
Calculates width and hight of the picture (in mm) such that it fits into the item frame with the given rotation. More... | |
Q_DECL_DEPRECATED bool | imageSizeConsideringRotation (double &width, double &height) const |
Calculates width and hight of the picture (in mm) such that it fits into the item frame with the given rotation. More... | |
QRectF | largestRotatedRectWithinBounds (QRectF originalRect, QRectF boundsRect, double rotation) const |
Calculates the largest scaled version of originalRect which fits within boundsRect, when it is rotated by a specified amount. More... | |
bool | cornerPointOnRotatedAndScaledRect (double &x, double &y, double width, double height, double rotation) const |
Calculates corner point after rotation and scaling. More... | |
Q_DECL_DEPRECATED bool | cornerPointOnRotatedAndScaledRect (double &x, double &y, double width, double height) const |
Calculates corner point after rotation and scaling. More... | |
void | sizeChangedByRotation (double &width, double &height, double rotation) |
Calculates width / height of the bounding box of a rotated rectangle. More... | |
Q_DECL_DEPRECATED void | sizeChangedByRotation (double &width, double &height) |
Calculates width / height of the bounding box of a rotated rectangle. More... | |
void | rotate (double angle, double &x, double &y) const |
Rotates a point / vector. More... | |
QGraphicsLineItem * | hAlignSnapItem () |
Return horizontal align snap item. More... | |
void | deleteHAlignSnapItem () |
QGraphicsLineItem * | vAlignSnapItem () |
Return vertical align snap item. More... | |
void | deleteVAlignSnapItem () |
void | deleteAlignItems () |
A legend that can be placed onto a map composition.
Definition at line 34 of file qgscomposerlegend.h.
QgsComposerLegend::QgsComposerLegend | ( | QgsComposition * | composition | ) |
Definition at line 34 of file qgscomposerlegend.cpp.
References adjustBoxSize(), QgsComposerLegendStyle::Bottom, QgsComposerLegendStyle::Group, QgsComposerLegendStyle::Left, mLegendModel, mlineSpacing, mSymbolHeight, mSymbolWidth, mWmsLegendHeight, mWmsLegendWidth, mWrapChar, QgsComposerLegendStyle::rfont(), rstyle(), setStyleMargin(), QgsComposerLegendStyle::Subgroup, QgsComposerLegendStyle::Symbol, QgsComposerLegendStyle::SymbolLabel, synchronizeWithModel(), QgsComposerLegendStyle::Title, and QgsComposerLegendStyle::Top.
QgsComposerLegend::~QgsComposerLegend | ( | ) |
Definition at line 73 of file qgscomposerlegend.cpp.
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Definition at line 68 of file qgscomposerlegend.cpp.
void QgsComposerLegend::adjustBoxSize | ( | ) |
Sets item box to the whole content.
Definition at line 325 of file qgscomposerlegend.cpp.
References paintAndDetermineSize(), QgsDebugMsg, QgsComposerItem::setSceneRect(), and size.
Referenced by QgsComposerLegend(), synchronizeWithModel(), and updateLegend().
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Definition at line 88 of file qgscomposerlegend.h.
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Definition at line 112 of file qgscomposerlegend.h.
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Definition at line 91 of file qgscomposerlegend.h.
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Definition at line 122 of file qgscomposerlegend.h.
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Create list of atoms according to current layer splitting mode.
Definition at line 818 of file qgscomposerlegend.cpp.
References drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), QgsComposerLegendItem::GroupItem, QgsComposerLegendStyle::Hidden, QgsComposerLegend::Nucleon::item, QgsComposerLegendItem::itemType(), QgsComposerLegendItem::LayerItem, QgsComposerLegendStyle::margin(), mSplitLayer, QgsComposerLegend::Atom::nucleons, QgsComposerLegend::Nucleon::size, QgsComposerLegend::Atom::size, spaceAboveAtom(), QgsComposerLegendItem::style(), style(), QgsComposerLegendStyle::Symbol, QgsComposerLegendStyle::Top, and type().
Referenced by paintAndDetermineSize().
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Draw atom and return its actual size, the atom is drawn with the space above it so that first atoms in column are all aligned to the same line regardles their style top space.
Definition at line 918 of file qgscomposerlegend.cpp.
References drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), QgsComposerLegendItem::GroupItem, QgsComposerLegendStyle::Hidden, QgsComposerLegend::Nucleon::item, QgsComposerLegendItem::itemType(), QgsComposerLegend::Nucleon::labelXOffset, QgsComposerLegendItem::LayerItem, QgsComposerLegendStyle::margin(), QgsComposerLegend::Atom::nucleons, QgsComposerLegendItem::RasterSymbolItem, size, QgsComposerLegend::Nucleon::size, QgsComposerLegend::Atom::size, QgsComposerLegendItem::style(), style(), QgsComposerLegendStyle::Symbol, QgsComposerLegendItem::SymbologyV2Item, QgsComposerLegendStyle::Top, and type().
Referenced by paintAndDetermineSize().
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Draws a group item and all subitems Returns list of sizes of layers and groups including this group.
Definition at line 271 of file qgscomposerlegend.cpp.
References QgsComposerItem::drawText(), QgsComposerItem::fontAscentMillimeters(), mFontColor, mlineSpacing, size, splitStringForWrapping(), QgsComposerLegendItem::style(), styleFont(), and QgsComposerItem::textWidthMillimeters().
Referenced by createAtomList(), and drawAtom().
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Draws a layer item and all subitems.
Definition at line 296 of file qgscomposerlegend.cpp.
References QgsComposerItem::drawText(), QgsComposerItem::fontAscentMillimeters(), mFontColor, mlineSpacing, size, splitStringForWrapping(), QgsComposerLegendItem::style(), styleFont(), and QgsComposerItem::textWidthMillimeters().
Referenced by createAtomList(), and drawAtom().
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Definition at line 335 of file qgscomposerlegend.cpp.
References QgsComposerRasterSymbolItem::color(), drawSymbolV2(), QgsComposerItem::drawText(), QgsComposerItem::fontHeightCharacterMM(), QgsMapLayerRegistry::instance(), QgsComposerLegend::Nucleon::item, QgsComposerLegend::Nucleon::labelSize, QgsComposerLayerItem::layerID(), QgsVectorLayer::layerTransparency(), QgsMapLayerRegistry::mapLayer(), mFontColor, mlineSpacing, mSymbolHeight, mSymbolWidth, mWmsLegendHeight, mWmsLegendWidth, size, QgsComposerLegend::Nucleon::size, splitStringForWrapping(), styleFont(), QgsComposerLegendStyle::SymbolLabel, QgsComposerLegend::Nucleon::symbolSize, QgsComposerSymbolV2Item::symbolV2(), and QgsComposerItem::textWidthMillimeters().
Referenced by createAtomList(), and drawAtom().
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Draws a symbol at the current y position and returns the new x position.
Returns real symbol height, because for points, it is possible that it differs from mSymbolHeight
Definition at line 479 of file qgscomposerlegend.cpp.
References QgsSymbolV2::drawPreviewIcon(), QgsSymbolV2::MapUnit, QgsComposerMap::mapUnitsToMM(), mComposerMap, QgsComposerItem::mComposition, QgsSymbolV2::MM, mSymbolHeight, mSymbolWidth, QgsSymbolV2::outputUnit(), QgsSymbolV2::setOutputUnit(), QgsMarkerSymbolV2::setSize(), size, QgsMarkerSymbolV2::size(), and QgsComposition::useAdvancedEffects().
Referenced by drawSymbolItem().
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Draws title in the legend using the title font and the specified alignment If no painter is specified, function returns the required width/height to draw the title.
Definition at line 206 of file qgscomposerlegend.cpp.
References QgsComposerItem::drawText(), QgsComposerItem::fontAscentMillimeters(), QgsComposerItem::fontDescentMillimeters(), mBoxSpace, mFontColor, mlineSpacing, mTitle, size, splitStringForWrapping(), styleFont(), QgsComposerItem::textWidthMillimeters(), and QgsComposerLegendStyle::Title.
Referenced by paintAndDetermineSize().
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Definition at line 118 of file qgscomposerlegend.h.
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Definition at line 94 of file qgscomposerlegend.h.
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Sets mCompositionMap to 0 if the map is deleted.
Definition at line 798 of file qgscomposerlegend.cpp.
References mComposerMap.
Referenced by setComposerMap().
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Helper function that lists ids of layers contained in map canvas.
Definition at line 582 of file qgscomposerlegend.cpp.
References QgsMapSettings::layers(), QgsComposition::mapSettings(), and QgsComposerItem::mComposition.
Referenced by updateLegend().
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Returns pointer to the legend model.
Definition at line 55 of file qgscomposerlegend.h.
void QgsComposerLegend::paint | ( | QPainter * | painter, |
const QStyleOptionGraphicsItem * | itemStyle, | ||
QWidget * | pWidget | ||
) |
Reimplementation of QCanvasItem::paint.
Definition at line 78 of file qgscomposerlegend.cpp.
References paintAndDetermineSize().
QSizeF QgsComposerLegend::paintAndDetermineSize | ( | QPainter * | painter | ) |
Paints the legend and calculates its size.
If painter is 0, only size is calculated
Definition at line 85 of file qgscomposerlegend.cpp.
References QgsComposerLegendStyle::Bottom, QgsComposerLegend::Atom::column, createAtomList(), drawAtom(), QgsComposerItem::drawBackground(), QgsComposerItem::drawFrame(), QgsComposerItem::drawSelectionBoxes(), drawTitle(), QgsComposerLegendStyle::margin(), mBoxSpace, mColumnSpace, mEqualColumnWidth, mLegendModel, mSplitLayer, mTitle, mTitleAlignment, setColumns(), QgsComposerItem::setSceneRect(), size, QgsComposerLegend::Atom::size, spaceAboveAtom(), style(), and QgsComposerLegendStyle::Title.
Referenced by adjustBoxSize(), and paint().
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sets state from Dom document
itemElem | is Dom node corresponding to item tag |
doc | is Dom document |
Implements QgsComposerItem.
Definition at line 668 of file qgscomposerlegend.cpp.
References QgsComposerItem::_readXML(), QgsComposition::getComposerMapById(), QgsComposerLegendStyle::Group, QgsComposerItem::itemChanged(), mBoxSpace, mColumnCount, mColumnSpace, mComposerMap, QgsComposerItem::mComposition, mEqualColumnWidth, mFontColor, mLegendModel, mSplitLayer, mSymbolHeight, mSymbolWidth, mTitle, mTitleAlignment, mWmsLegendHeight, mWmsLegendWidth, mWrapChar, QgsComposerLegendStyle::readXML(), QgsLegendModel::readXML(), QgsComposerLegendStyle::rfont(), rstyle(), QgsComposerLegendStyle::setMargin(), setStyle(), style(), QgsComposerLegendStyle::Subgroup, QgsComposerLegendStyle::Symbol, QgsComposerLegendStyle::SymbolLabel, QgsComposerLegendStyle::Title, and QgsComposerLegendStyle::Top.
Referenced by QgsComposition::addItemsFromXML().
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Returns reference to modifiable style.
Definition at line 75 of file qgscomposerlegend.h.
Referenced by QgsComposerLegend(), readXML(), setStyleFont(), and setStyleMargin().
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Definition at line 89 of file qgscomposerlegend.h.
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Definition at line 113 of file qgscomposerlegend.h.
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Divide atoms to columns and set columns on atoms.
Definition at line 1001 of file qgscomposerlegend.cpp.
References QgsComposerLegendItem::itemType(), QgsComposerLegendStyle::Left, QgsComposerLegendStyle::margin(), mColumnCount, QgsComposerLegendItem::RasterSymbolItem, QgsComposerLegendStyle::Right, QgsComposerLegend::Atom::size, spaceAboveAtom(), style(), QgsComposerLegendStyle::Symbol, QgsComposerLegendStyle::SymbolLabel, QgsComposerLegendItem::SymbologyV2Item, and type().
Referenced by paintAndDetermineSize().
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Definition at line 92 of file qgscomposerlegend.h.
void QgsComposerLegend::setComposerMap | ( | const QgsComposerMap * | map | ) |
Definition at line 789 of file qgscomposerlegend.cpp.
References invalidateCurrentMap(), and mComposerMap.
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Definition at line 119 of file qgscomposerlegend.h.
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Definition at line 95 of file qgscomposerlegend.h.
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Definition at line 116 of file qgscomposerlegend.h.
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Definition at line 78 of file qgscomposerlegend.h.
Referenced by readXML().
void QgsComposerLegend::setStyleFont | ( | QgsComposerLegendStyle::Style | s, |
const QFont & | f | ||
) |
Set style font.
Definition at line 599 of file qgscomposerlegend.cpp.
References rstyle(), and QgsComposerLegendStyle::setFont().
void QgsComposerLegend::setStyleMargin | ( | QgsComposerLegendStyle::Style | s, |
double | margin | ||
) |
Set style margin.
Definition at line 604 of file qgscomposerlegend.cpp.
References rstyle(), and QgsComposerLegendStyle::setMargin().
Referenced by QgsComposerLegend().
void QgsComposerLegend::setStyleMargin | ( | QgsComposerLegendStyle::Style | s, |
QgsComposerLegendStyle::Side | side, | ||
double | margin | ||
) |
Definition at line 609 of file qgscomposerlegend.cpp.
References rstyle(), and QgsComposerLegendStyle::setMargin().
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Definition at line 101 of file qgscomposerlegend.h.
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Definition at line 98 of file qgscomposerlegend.h.
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Definition at line 58 of file qgscomposerlegend.h.
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Sets the alignment of the legend title.
alignment | Text alignment for drawing the legend title |
Definition at line 72 of file qgscomposerlegend.h.
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Definition at line 107 of file qgscomposerlegend.h.
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Definition at line 104 of file qgscomposerlegend.h.
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Definition at line 109 of file qgscomposerlegend.h.
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Definition at line 972 of file qgscomposerlegend.cpp.
References QgsComposerLegendItem::GroupItem, QgsComposerLegend::Nucleon::item, QgsComposerLegendItem::itemType(), QgsComposerLegendItem::LayerItem, QgsComposerLegendStyle::margin(), QgsComposerLegend::Atom::nucleons, QgsComposerLegendItem::RasterSymbolItem, QgsComposerLegendItem::style(), style(), QgsComposerLegendStyle::Symbol, QgsComposerLegendItem::SymbologyV2Item, QgsComposerLegendStyle::Top, and type().
Referenced by createAtomList(), paintAndDetermineSize(), and setColumns().
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Definition at line 115 of file qgscomposerlegend.h.
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Splits a string using the wrap char taking into account handling empty wrap char which means no wrapping.
Definition at line 807 of file qgscomposerlegend.cpp.
References mWrapChar.
Referenced by drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), and drawTitle().
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Returns style.
Definition at line 77 of file qgscomposerlegend.h.
Referenced by createAtomList(), drawAtom(), paintAndDetermineSize(), readXML(), setColumns(), spaceAboveAtom(), and writeXML().
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Definition at line 80 of file qgscomposerlegend.h.
Referenced by drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), and drawTitle().
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Definition at line 100 of file qgscomposerlegend.h.
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Definition at line 97 of file qgscomposerlegend.h.
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Data changed.
Definition at line 592 of file qgscomposerlegend.cpp.
References adjustBoxSize(), and QgsDebugMsg.
Referenced by QgsComposerLegend().
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Definition at line 59 of file qgscomposerlegend.h.
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Returns the alignment of the legend title.
Definition at line 66 of file qgscomposerlegend.h.
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return correct graphics item type.
Added in v1.7
Reimplemented from QgsComposerItem.
Definition at line 43 of file qgscomposerlegend.h.
References QgsComposerItem::ComposerLegend.
Referenced by createAtomList(), drawAtom(), setColumns(), and spaceAboveAtom().
void QgsComposerLegend::updateLegend | ( | ) |
Updates the model and all legend entries.
Definition at line 614 of file qgscomposerlegend.cpp.
References adjustBoxSize(), layerIdList(), mLegendModel, and QgsLegendModel::setLayerSet().
Referenced by QgsComposerView::mouseReleaseEvent().
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Definition at line 106 of file qgscomposerlegend.h.
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Definition at line 103 of file qgscomposerlegend.h.
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Definition at line 110 of file qgscomposerlegend.h.
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stores state in Dom node
elem | is Dom element corresponding to 'Composer' tag |
doc | Dom document |
Implements QgsComposerItem.
Definition at line 621 of file qgscomposerlegend.cpp.
References QgsComposerItem::_writeXML(), QgsComposerLegendStyle::Group, QgsComposerMap::id(), mBoxSpace, mColumnCount, mColumnSpace, mComposerMap, mEqualColumnWidth, mFontColor, mLegendModel, mSplitLayer, mSymbolHeight, mSymbolWidth, mTitle, mTitleAlignment, mWmsLegendHeight, mWmsLegendWidth, mWrapChar, style(), QgsComposerLegendStyle::Subgroup, QgsComposerLegendStyle::Symbol, QgsComposerLegendStyle::SymbolLabel, QgsComposerLegendStyle::Title, QgsComposerLegendStyle::writeXML(), and QgsLegendModel::writeXML().
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Space between item box and contents.
Definition at line 152 of file qgscomposerlegend.h.
Referenced by drawTitle(), paintAndDetermineSize(), readXML(), and writeXML().
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Number of legend columns.
Definition at line 173 of file qgscomposerlegend.h.
Referenced by readXML(), setColumns(), and writeXML().
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Space between columns.
Definition at line 154 of file qgscomposerlegend.h.
Referenced by paintAndDetermineSize(), readXML(), and writeXML().
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Reference to map (because symbols are sometimes in map units)
Definition at line 178 of file qgscomposerlegend.h.
Referenced by drawSymbolV2(), invalidateCurrentMap(), readXML(), setComposerMap(), and writeXML().
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Use the same width (maximum) for all columns.
Definition at line 184 of file qgscomposerlegend.h.
Referenced by paintAndDetermineSize(), readXML(), and writeXML().
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Definition at line 149 of file qgscomposerlegend.h.
Referenced by drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), drawTitle(), readXML(), and writeXML().
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Definition at line 175 of file qgscomposerlegend.h.
Referenced by paintAndDetermineSize(), QgsComposerLegend(), readXML(), updateLegend(), and writeXML().
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Spacing between lines when wrapped.
Definition at line 167 of file qgscomposerlegend.h.
Referenced by drawGroupItemTitle(), drawLayerItemTitle(), drawSymbolItem(), drawTitle(), and QgsComposerLegend().
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Allow splitting layers into multiple columns.
Definition at line 181 of file qgscomposerlegend.h.
Referenced by createAtomList(), paintAndDetermineSize(), readXML(), and writeXML().
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Definition at line 265 of file qgscomposerlegend.h.
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Height of symbol icon.
Definition at line 159 of file qgscomposerlegend.h.
Referenced by drawSymbolItem(), drawSymbolV2(), QgsComposerLegend(), readXML(), and writeXML().
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Width of symbol icon.
Definition at line 157 of file qgscomposerlegend.h.
Referenced by drawSymbolItem(), drawSymbolV2(), QgsComposerLegend(), readXML(), and writeXML().
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Definition at line 146 of file qgscomposerlegend.h.
Referenced by drawTitle(), paintAndDetermineSize(), readXML(), and writeXML().
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Title alignment, one of Qt::AlignLeft, Qt::AlignHCenter, Qt::AlignRight)
Definition at line 170 of file qgscomposerlegend.h.
Referenced by paintAndDetermineSize(), readXML(), and writeXML().
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Height of WMS legendGraphic pixmap.
Definition at line 164 of file qgscomposerlegend.h.
Referenced by drawSymbolItem(), QgsComposerLegend(), readXML(), and writeXML().
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Width of WMS legendGraphic pixmap.
Definition at line 162 of file qgscomposerlegend.h.
Referenced by drawSymbolItem(), QgsComposerLegend(), readXML(), and writeXML().
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Definition at line 147 of file qgscomposerlegend.h.
Referenced by QgsComposerLegend(), readXML(), splitStringForWrapping(), and writeXML().