Provides simple pie chart creation tools. More...
#include <HGraph.h>
Public Member Functions | |
int | AddPieSlice (double size) |
void | AddPieSliceLabel (int slice_id, const char *str) |
void | AddPieSliceUnicodeLabel (int slice_id, const unsigned short *str) |
void | GetPieColorMap (char *map) |
void | GetPieColorMapByValue (int *count, HPoint values[], char *color_space) |
void | GetPieEdgeColor (char *color) |
bool | GetPieEdgeVisibility () |
double | GetPieRadius () |
void | GetPieSliceLabelContents (int slice_id, char *str) |
void | GetPieSliceLabelTextFont (int slice_id, char *font) |
void | GetPieSliceUnicodeLabelContents (int slice_id, unsigned short *str) |
HPieChart (HC_KEY plot_seg) | |
void | RemovePieSlice (int slice_id) |
void | RemovePieSliceLabel (int slice_id) |
void | SetPieColorMap (const char *map) |
void | SetPieColorMapByValue (int count, const HPoint values[], const char *color_space=0) |
void | SetPieEdgeColor (const char *color) |
void | SetPieEdgeVisibility (bool vis) |
void | SetPieRadius (double radius) |
void | SetPieSliceLabelTextFont (int slice_id, const char *font) |
void | SetPlotOrigin (HPoint origin) |
void | SetPlotTitle (const char *title) |
void | SetPlotUnicodeTitle (unsigned short *title) |
virtual void | Update () |
virtual | ~HPieChart () |
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int | AddLabel (const char *str, HPoint loc, HGraphPointFormat format=PointFormatCartesian, float xvector=1.0, float yvector=0.0, float zvector=0.0) |
void | AddLegend (HPoint loc, HGraphPointFormat format=PointFormatCartesian) |
int | AddLegendEntry (const char *str, const char *color, HGraphLegendEntryType ltype=LegendEntryTypeLine) |
int | AddLegendUnicodeEntry (const unsigned short *str, const char *color, HGraphLegendEntryType ltype=LegendEntryTypeLine) |
int | AddUnicodeLabel (const unsigned short *str, HPoint loc, HGraphPointFormat format=PointFormatCartesian, float xvector=1.0, float yvector=0.0, float zvector=0.0) |
void | ConvertPoints (unsigned int in_count, const HPoint in_points[], HGraphPointFormat in_system, HPoint out_points[], HGraphPointFormat out_system) |
bool | GetAutomaticUpdates () |
void | GetFrameColor (char *color) |
void | GetFramePattern (char *pattern) |
bool | GetFrameVisibility () |
float | GetFrameWeight () |
void | GetLabelContents (int label_id, char *str) |
HPoint | GetLabelLocation (int label_id) |
void | GetLabelTextAlignment (int label_id, char *alignment) |
void | GetLabelTextColor (int label_id, char *color) |
void | GetLabelTextFont (int label_id, char *font) |
void | GetLabelTextPath (int label_id, float *xvector, float *yvector, float *zvector) |
void | GetLabelUnicodeContents (int label_id, unsigned short *str) |
void | GetLegendEntry (int entry_id, char *str, char *color, HGraphLegendEntryType *entry_type=0) |
HPoint | GetLegendLocation () |
void | GetLegendTextFont (char *font) |
void | GetLegendTitle (char *title) |
void | GetLegendTitleTextFont (char *font) |
void | GetLegendUnicodeEntry (int entry_id, unsigned short *str, char *color, HGraphLegendEntryType *entry_type=0) |
void | GetLegendUnicodeTitle (unsigned short *title) |
HPoint | GetPlotOrigin () |
void | GetPlotTitle (char *title) |
virtual void | GetPlotTitleColor (char *color) |
HPoint | GetPlotTitleLocation () |
void | GetPlotTitleTextFont (char *font) |
void | GetPlotUnicodeTitle (unsigned short *title) |
HBaseGraph (HC_KEY plot_seg) | |
void | PreserveData (bool preserve=true) |
void | RemoveLabel (int label_id) |
void | RemoveLegend () |
void | RemoveLegendEntry (int entry_id) |
void | RemoveLegendTitle () |
void | SetAutomaticUpdates (bool automatic=true) |
void | SetFrameColor (const char *color) |
void | SetFramePattern (const char *pattern) |
void | SetFrameVisibility (bool visible) |
void | SetFrameWeight (float weight) |
void | SetLabelContents (int label_id, const char *str) |
void | SetLabelLocation (int label_id, HPoint loc, HGraphPointFormat format=PointFormatCartesian) |
void | SetLabelTextAlignment (int label_id, const char *alignment) |
void | SetLabelTextColor (int label_id, const char *color) |
void | SetLabelTextFont (int label_id, const char *font) |
void | SetLabelTextPath (int label_id, float xvector, float yvector, float zvector) |
void | SetLabelUnicodeContents (int label_id, const unsigned short *str) |
void | SetLegendLocation (HPoint loc, HGraphPointFormat format=PointFormatCartesian) |
void | SetLegendTextFont (const char *font) |
void | SetLegendTitle (const char *title) |
void | SetLegendTitleTextFont (const char *font) |
void | SetLegendUnicodeTitle (const unsigned short *title) |
void | SetPlotOrigin (HPoint origin) |
virtual void | SetPlotTitleColor (const char *color) |
void | SetPlotTitleLocation (HPoint loc) |
void | SetPlotTitleTextFont (const char *font) |
virtual | ~HBaseGraph () |
Protected Member Functions | |
virtual void | DrawFrame () |
virtual void | DrawPie () |
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virtual void | DrawLegend () |
Protected Attributes | |
VArray< HGraphPieSlice * > | m_pie |
double | m_pie_total |
double | m_scale |
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bool | m_automatic_updates |
bool | m_force_update |
VArray< HGraphLabelNode * > | m_labels |
HGraphLegend | m_legend |
HPoint | m_origin |
HC_KEY | m_plot_segment |
bool | m_preserve_data |
bool | m_show_frame |
Detailed Description
Provides simple pie chart creation tools.
Constructor & Destructor Documentation
◆ HPieChart()
HPieChart::HPieChart | ( | HC_KEY | plot_seg | ) |
HPieChart Constructor.
- Parameters
-
plot_seg The segment that all graph subsegments will be created beneath.
◆ ~HPieChart()
|
virtual |
~HPieChart Destructor.
Member Function Documentation
◆ AddPieSlice()
int HPieChart::AddPieSlice | ( | double | size | ) |
Adds a slice to the pie chart with the given size. Pie slice sizes are automatically tracked and updated.
- Parameters
-
size The size of the pie slice.
- Returns
- The ID of the pie slice. Can be used to later modify or remove the slice.
◆ AddPieSliceLabel()
void HPieChart::AddPieSliceLabel | ( | int | slice_id, |
const char * | str | ||
) |
Labels a pie slice.
- Parameters
-
slice_id The pie slice. str A text string containing the label of the pie slice. Passed by reference always.
◆ AddPieSliceUnicodeLabel()
void HPieChart::AddPieSliceUnicodeLabel | ( | int | slice_id, |
const unsigned short * | str | ||
) |
Add a unicode label for the pie slice given by the slice ID.
- Parameters
-
slice_id The pie slice. str A unicode string containing the label of the pie slice. Passed by reference always.
◆ DrawFrame()
|
protectedvirtual |
Draws a frame around a graph.
Implements HBaseGraph.
◆ DrawPie()
|
protectedvirtual |
Updates the pie chart geometry and labels.
◆ GetPieColorMap()
void HPieChart::GetPieColorMap | ( | char * | map | ) |
Retrieves the color map to be used for the pie chart. Pie slices are colored in the order they are added.
- Parameters
-
map A text string containing all the colors in the pie chart color map. Returned to user. Passed by reference always.
◆ GetPieColorMapByValue()
void HPieChart::GetPieColorMapByValue | ( | int * | count, |
HPoint | values[], | ||
char * | color_space | ||
) |
Sets the color map by value to be used for the pie chart. Pie slices are colored in the order they are added.
- Parameters
-
count The number of colors in the values array. Returned to user. Passed by reference always. values An array of HPoints containing all the colors in the color map. Returned to user. Passed by reference always. color_space The color space that the values are in. Returned to user. Passed by reference always.
◆ GetPieEdgeColor()
void HPieChart::GetPieEdgeColor | ( | char * | color | ) |
Retrieves the color used for pie slice edges.
- Parameters
-
color A text string containing the color used for pie slice edges. Returned to user. Passed by reference always.
◆ GetPieEdgeVisibility()
bool HPieChart::GetPieEdgeVisibility | ( | ) |
Retrieves the flag that determines if pie edges are drawn.
- Returns
- True if the edge visibility and false if otherwise.
◆ GetPieRadius()
double HPieChart::GetPieRadius | ( | ) |
Gets the radius of the pie chart. Default value: 1.0.
- Returns
- The radius.
◆ GetPieSliceLabelContents()
void HPieChart::GetPieSliceLabelContents | ( | int | slice_id, |
char * | str | ||
) |
Retrieves the contents of a pie slice label.
- Parameters
-
slice_id The pie slice. str A text string containing the pie slice label.
◆ GetPieSliceLabelTextFont()
void HPieChart::GetPieSliceLabelTextFont | ( | int | slice_id, |
char * | font | ||
) |
Retrieves the text font used to render a pie slice label.
- Parameters
-
slice_id The pie slice. font A text string containing the text font. Returned to user. Passed by reference always.
◆ GetPieSliceUnicodeLabelContents()
void HPieChart::GetPieSliceUnicodeLabelContents | ( | int | slice_id, |
unsigned short * | str | ||
) |
Gets the pie slice label contents in unicode.
- Parameters
-
slice_id The pie slice. str A unicode string containing the pie slice label.
◆ RemovePieSlice()
void HPieChart::RemovePieSlice | ( | int | slice_id | ) |
Removes (eats) a slice of the pie.
- Parameters
-
slice_id The slice to be removed.
◆ RemovePieSliceLabel()
void HPieChart::RemovePieSliceLabel | ( | int | slice_id | ) |
Removes the label from a pie slice.
- Parameters
-
slice_id The pie slice.
◆ SetPieColorMap()
void HPieChart::SetPieColorMap | ( | const char * | map | ) |
Sets the color map to be used for the pie chart. Pie slices are colored in the order they are added.
- Parameters
-
map A text string containing all the colors in the pie chart color map. Passed by reference always.
◆ SetPieColorMapByValue()
void HPieChart::SetPieColorMapByValue | ( | int | count, |
const HPoint | values[], | ||
const char * | color_space = 0 |
||
) |
Sets the color map by value to be used for the pie chart. Pie slices are colored in the order they are added.
- Parameters
-
count The number of colors in the values array. values An array of HPoints containing all the colors in the color map. Passed by reference always. color_space The color space that the values are in. Default value: "RGB"
◆ SetPieEdgeColor()
void HPieChart::SetPieEdgeColor | ( | const char * | color | ) |
Sets the color used for pie slice edges.
- Parameters
-
color A text string containing the color used for pie slice edges. Passed by reference always.
◆ SetPieEdgeVisibility()
void HPieChart::SetPieEdgeVisibility | ( | bool | vis | ) |
Sets the option to draw borders on pie slices.
- Parameters
-
vis If true, the edge are drawn.
◆ SetPieRadius()
void HPieChart::SetPieRadius | ( | double | radius | ) |
Sets a new radius for the pie chart.
- Parameters
-
radius The new radius.
◆ SetPieSliceLabelTextFont()
void HPieChart::SetPieSliceLabelTextFont | ( | int | slice_id, |
const char * | font | ||
) |
Sets the text font used to render a pie slice label.
- Parameters
-
slice_id The pie slice. font A text string containing the text font. Passed by reference always.
◆ SetPlotOrigin()
void HPieChart::SetPlotOrigin | ( | HPoint | origin | ) |
Sets the location of the plot origin.
- Parameters
-
origin An HPoint value representing the new location of the title of the plot.
◆ SetPlotTitle()
|
virtual |
Sets the title of the plot.
- Parameters
-
title The title of the plot. Passed by reference always.
Implements HBaseGraph.
◆ SetPlotUnicodeTitle()
|
virtual |
This method adds a unicode plot title or replaces the existing one.
- Parameters
-
title The title of the plot.
Implements HBaseGraph.
◆ Update()
|
virtual |
Force the segment tree to reflect any queued changes in the graph.
Reimplemented from HBaseGraph.
The documentation for this class was generated from the following file: