! Returns the size of the range, i.e. \a upper-\a lower */

undocumented getter */

! Adds the specified \a bars plottable to this group. Alternatively, you can also use \ref QCPBars::setBarsGroup on the \a bars instance. \see

! Transforms \a value, in coordinates of the axis, to pixel coordinates of the QCustomPlot widget. */

! \overload Works around a Qt bug introduced with Qt 4.8 which makes drawing QLineF unpredictable when antialiasing is disabled. Thus when anti

! Sets the pen of the painter and applies certain fixes to it, depending on the mode of this QCPPainter. \note this function hides the non-vi

! Returns whether this margin group is empty. If this function returns true, no layout elements use this margin group to synchronize margin sides.

! Returns true when \a value lies within or exactly on the borders of the range. */

! Sets the brush that will be used to fill scatter points to \a brush. Note that not all scatter shapes have fillable areas. For example, \ref ssP

! Returns the final absolute pixel position of the QCPItemAnchor on the QCustomPlot surface. The pixel information is internally retrieved via

! Sets the coordinates of this QCPItemPosition. What the coordinates mean, is defined by the type (\ref setType, \ref setTypeX, \ref setTypeY).

can't make this a header inline function, because QPointer breaks with forward declared types, see QTBUG-29588 */

getters:

! Transforms \a value, in pixel coordinates of the QCustomPlot widget, to axis coordinates. */

! Clears this margin group. The synchronization of the margin sides that use this margin group is lifted and they will use their individual margin

non-property methods:

! \internal This method is used to colorize a single data value given in \a position, to colors. The data range that shall be used for mapping

! Inserts the specified \a bars plottable into this group at the specified index position \a i. This gives you full control over the ordering of t

! Returns the center of the range, i.e. (\a upper+\a lower)*0.5 */

! Sets whether this layer is visible or not. If \a visible is set to false, all layerables on this layer will be invisible. This function doesn

! Sets the color of the text. */

! Removes and deletes the provided \a element. Returns true on success. If \a element is not in the layout, returns false. This function inte

! Sets the range of the axis. This slot may be connected with the \ref rangeChanged signal of another axis so this axis is always synchronize

! Sets the \a layer of this layerable object. The object will be placed on top of the other objects already on \a layer. Returns true on succ

! Sets the default font of this specific legend item to \a font. \see setTextColor, QCPLegend::setFont */

设置进度条颜色

设置进度条进度

! Returns the graph with \a index. If the index is invalid, returns 0. There is an overloaded version of this function with no parameter which

! Makes sure \a lower is numerically smaller than \a upper. If this is not the case, the values are swapped. */

! Sets the width of the ending decoration, if the style supports it. On arrows, for example, the width defines the size perpendicular to the arrow

! Removes and deletes the element at the provided \a index. Returns true on success. If \a index is invalid or points to an empty cell, returns fa

! Sets the QPainter::NonCosmeticDefaultPen in Qt versions before Qt5 after beginning painting on \a device. This is necessary to get cosmetic pen

! Returns a sanitized version of the range. Sanitized means for logarithmic scales, that the range won't span the positive and negative sign domai

! Draws the scatter shape with \a painter at position \a pos. This function does not modify the pen or the brush on the painter, as \ref applyT

! Sets whether painting uses antialiasing or not. Use this method instead of using setRenderHint with QPainter::Antialiasing directly, as it allow

! Applies the pen and the brush of this scatter style to \a painter. If this scatter style has an undefined pen (\ref isPenDefined), sets the pen

! Returns the axis with the given \a index on the axis rect side specified with \a type. \see axisCount, axes */

! Sets all cells to the value \a z. */

! \overload Sets the mode of the painter. This controls whether the painter shall adjust its fixes/workarounds optimized for certain output dev

! Sets the pixmap that will be drawn as scatter point to \a pixmap. Note that \ref setSize does not influence the appearance of the pixmap.

! \internal Returns the value of the specified \a side of \a margins. If \a side is \ref QCP::msNone or \ref QCP::msAll, returns 0. \see s

! \internal This function is used to determine the width of the bar at coordinate \a key, according to the specified width (\ref setWidth) and

! Returns whether this layerable is visible, taking the visibility of the layerable parent and the visibility of the layer this layerable is on in

! Returns a sanitized version of the range. Sanitized means for linear scales, that \a lower will always be numerically smaller (or equal) to \a u

设置进度条文本

设置进度条值

! Updates the layout element and sub-elements. This function is automatically called before every replot by the parent layout element. It is calle

getters:

! Expands this range such that \a otherRange is contained in the new range. It is assumed that both this range and \a otherRange are normalized (s

no doc for getter, see setSelectedParts */

! Sets the outer rect of this layout element. If the layout element is inside a layout, the layout sets the position and size of this layout eleme

inherits documentation from base class */

! Returns the layer that is set as current layer (see \ref setCurrentLayer). */

! \internal Sets the parent plot of this layerable. Use this function once to set the parent plot if you have passed 0 in the constructor. It c

! Causes a complete replot into the internal buffer. Finally, update() is called, to redraw the buffer on the QCustomPlot widget surface. This is

! Saves the painter (see QPainter::save). Since QCPPainter adds some new internal state to QPainter, the save/restore functions are reimplemented

! This function is used to decide whether a click hits a layerable object or not. \a pos is a point in pixel coordinates on the QCustomPlot surfa

! Sets whether the tick step, i.e. the interval between two (major) ticks, is calculated automatically. If \a on is set to true, the axis finds a

! Sets to which QCPBarsGroup this QCPBars instance belongs to. Alternatively, you can also use \ref QCPBarsGroup::append. To remove this QCPB

设置图表数据

设置进度

! Sets the style of the ending decoration. */

! Sets the number of sub ticks in one (major) tick step. A sub tick count of three for example, divides the tick intervals in four sub intervals.

! If \ref setAutoTickStep is set to false, use this function to set the tick step manually. The tick step is the interval between (major) ticks, i

根据控件位置获取控件中心点位置

! Creates a new graph inside the plot. If \a keyAxis and \a valueAxis are left unspecified (0), the bottom (xAxis) is used as key and the left (yA

计算画的线的长度，并使用动画的方式增加

! This method is used to quickly convert a \a data array to colors. The colors will be output in the array \a scanLine. Both \a data and \a scanLi

! Returns a list of all child elements in this layout element. If \a recursive is true, all sub-child elements are included in the list, too.

获取双向链表中的下一个控件

获取控件的右侧中心点

! \internal Returns the pixel offset in the key dimension the specified \a bars plottable should have at the given key coordinate \a keyCoord.

! Returns the minimum size this layout element (the inner \ref rect) may be compressed to. if a minimum size (\ref setMinimumSize) was not set

! \internal Removes the \a layerable from the list of this layer. This function does not change the \a mLayer member of \a layerable. (Use Q

! Restores the painter (see QPainter::restore). Since QCPPainter adds some new internal state to QPainter, the save/restore functions are reimplem

! Replaces the current data with the provided \a data. If \a copy is set to true, data points in \a data will only be copied. if false, the gra

! Sets how the single data points are connected in the plot. For scatter-only plots, set \a ls to \ref lsNone and \ref setScatterStyle to the desi

! \internal Sets the specified \a side of \a margins to \a value \see getMarginValue */

! \internal Sets the parent layerable of this layerable to \a parentLayerable. Note that \a parentLayerable does not become the QObject-parent

! If \ref setScaleType is set to \ref stLogarithmic, \a base will be the logarithm base of the scaling. In logarithmic axis scaling, major tick ma

! Sets whether the axis uses a linear scale or a logarithmic scale. If \a type is set to \ref stLogarithmic, the logarithm base can be set with \r

! Sets whether this plottable is selected or not. When selected, it uses a different pen and brush to draw its lines and fills, see \ref setSelect

! Sets the text that will be displayed to \a text. Multiple lines can be created by insertion of "\n". \see setFont, setTextColor */

! Sets whether tick labels are displayed. Tick labels are the numbers drawn next to tick marks. */

! Sets whether tick marks are displayed. Note that setting \a show to false does not imply that tick labels are invisible, too. To achieve that