Panda3D
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This is an abstract base class for several different kinds of graphs that have a few things in common, like labels and guide bars. More...
#include "pStatGraph.h"
Classes | |
class | GuideBar |
Public Types | |
enum | GuideBarStyle { GBS_normal, GBS_target, GBS_user } |
enum | GuideBarUnits { GBU_hz = 0x0001, GBU_ms = 0x0002, GBU_named = 0x0004, GBU_show_units = 0x0008 } |
Public Member Functions | |
PStatGraph (PStatMonitor *monitor, int xsize, int ysize) | |
int | add_user_guide_bar (double height) |
Creates a new user guide bar and returns its index number. | |
int | find_user_guide_bar (double from_height, double to_height) const |
Returns the index number of the first user guide bar found whose height is within the indicated range, or -1 if no user guide bars fall within the range. | |
const GuideBar & | get_guide_bar (int n) const |
Returns the nth horizontal guide bar. | |
const string & | get_guide_bar_unit_name () const |
Returns the name of the units to be used for the guide bars if the units type is set to GBU_named | GBU_show_units. | |
int | get_guide_bar_units () const |
Returns the units that are displayed for the guide bar labels. | |
int | get_label_collector (int n) const |
Returns the collector index associated with the nth label. | |
LRGBColor | get_label_color (int n) const |
Returns the color associated with the nth label. | |
string | get_label_name (int n) const |
Returns the text associated with the nth label. | |
PStatMonitor * | get_monitor () const |
Returns the monitor associated with this chart. | |
int | get_num_guide_bars () const |
Returns the number of horizontal guide bars that should be drawn, based on the indicated target frame rate. | |
int | get_num_labels () const |
Returns the number of labels to be drawn for this chart. | |
int | get_num_user_guide_bars () const |
Returns the current number of user-defined guide bars. | |
double | get_target_frame_rate () const |
Returns the indicated target frame rate in Hz. | |
GuideBar | get_user_guide_bar (int n) const |
Returns the nth user-defined guide bar. | |
int | get_xsize () const |
Returns the width of the chart in pixels. | |
int | get_ysize () const |
Returns the height of the chart in pixels. | |
void | move_user_guide_bar (int n, double height) |
Adjusts the height of the nth user-defined guide bar. | |
void | remove_user_guide_bar (int n) |
Removes the user guide bar with the indicated index number. | |
void | set_guide_bar_unit_name (const string &unit_name) |
Sets the name of the units to be used for the guide bars if the units type is set to GBU_named | GBU_show_units. | |
void | set_guide_bar_units (int unit_mask) |
Sets the units that are displayed for the guide bar labels. | |
void | set_target_frame_rate (double frame_rate) |
Sets the target frame rate of the application in Hz. | |
Static Public Member Functions | |
static string | format_number (double value) |
Returns a string representing the value nicely formatted for its range. | |
static string | format_number (double value, int guide_bar_units, const string &unit_name=string()) |
Returns a string representing the value nicely formatted for its range, including the units as indicated. | |
Protected Types | |
typedef pvector< GuideBar > | GuideBars |
typedef vector_int | Labels |
Protected Member Functions | |
GuideBar | make_guide_bar (double value, GuideBarStyle style=GBS_normal) const |
Makes a guide bar for the indicated elapsed time or level units. | |
virtual void | normal_guide_bars ()=0 |
PT (PStatMonitor) _monitor | |
void | update_guide_bars (int num_bars, double scale) |
Resets the list of guide bars. | |
Protected Attributes | |
int | _guide_bar_units |
GuideBars | _guide_bars |
bool | _guide_bars_changed |
Labels | _labels |
bool | _labels_changed |
double | _target_frame_rate |
string | _unit_name |
int | _xsize |
int | _ysize |
This is an abstract base class for several different kinds of graphs that have a few things in common, like labels and guide bars.
Definition at line 36 of file pStatGraph.h.
int PStatGraph::add_user_guide_bar | ( | double | height | ) |
Creates a new user guide bar and returns its index number.
Definition at line 148 of file pStatGraph.cxx.
Referenced by GtkStatsStripChart::handle_motion().
int PStatGraph::find_user_guide_bar | ( | double | from_height, |
double | to_height | ||
) | const |
Returns the index number of the first user guide bar found whose height is within the indicated range, or -1 if no user guide bars fall within the range.
Definition at line 172 of file pStatGraph.cxx.
Referenced by WinStatsStripChart::consider_drag_start(), and GtkStatsStripChart::consider_drag_start().
string PStatGraph::format_number | ( | double | value | ) | [static] |
Returns a string representing the value nicely formatted for its range.
Definition at line 184 of file pStatGraph.cxx.
Referenced by format_number(), make_guide_bar(), WinStatsStripChart::new_data(), and GtkStatsStripChart::new_data().
string PStatGraph::format_number | ( | double | value, |
int | guide_bar_units, | ||
const string & | unit_name = string() |
||
) | [static] |
Returns a string representing the value nicely formatted for its range, including the units as indicated.
Definition at line 210 of file pStatGraph.cxx.
References format_number().
const PStatGraph::GuideBar & PStatGraph::get_guide_bar | ( | int | n | ) | const |
Returns the nth horizontal guide bar.
This should be drawn as a horizontal line across the chart at the y pixel location determined by height_to_pixel(bar._height).
It is possible that this bar will be off the top of the chart.
Definition at line 101 of file pStatGraph.cxx.
Referenced by WinStatsStripChart::additional_window_paint(), WinStatsStripChart::end_draw(), and GtkStatsStripChart::end_draw().
const string & PStatGraph::get_guide_bar_unit_name | ( | ) | const [inline] |
Returns the name of the units to be used for the guide bars if the units type is set to GBU_named | GBU_show_units.
Definition at line 164 of file pStatGraph.I.
Referenced by WinStatsStripChart::new_data(), and GtkStatsStripChart::new_data().
int PStatGraph::get_guide_bar_units | ( | ) | const [inline] |
Returns the units that are displayed for the guide bar labels.
This may be a union of one or more members of the GuideBarUnits enum.
Definition at line 140 of file pStatGraph.I.
Referenced by WinStatsStripChart::new_data(), GtkStatsStripChart::new_data(), WinStatsStripChart::set_time_units(), and GtkStatsStripChart::set_time_units().
int PStatGraph::get_label_collector | ( | int | n | ) | const [inline] |
Returns the collector index associated with the nth label.
Definition at line 44 of file pStatGraph.I.
Referenced by WinStatsStripChart::update_labels(), and GtkStatsStripChart::update_labels().
LRGBColor PStatGraph::get_label_color | ( | int | n | ) | const [inline] |
Returns the color associated with the nth label.
Definition at line 66 of file pStatGraph.I.
string PStatGraph::get_label_name | ( | int | n | ) | const [inline] |
Returns the text associated with the nth label.
Definition at line 55 of file pStatGraph.I.
PStatMonitor * PStatGraph::get_monitor | ( | ) | const [inline] |
Returns the monitor associated with this chart.
Definition at line 22 of file pStatGraph.I.
Referenced by PStatStripChart::update(), and PStatStripChart::update_labels().
int PStatGraph::get_num_guide_bars | ( | ) | const |
Returns the number of horizontal guide bars that should be drawn, based on the indicated target frame rate.
Not all of these may be visible; some may be off the top of the chart because of the vertical scale.
Definition at line 86 of file pStatGraph.cxx.
Referenced by WinStatsStripChart::additional_window_paint(), WinStatsStripChart::end_draw(), and GtkStatsStripChart::end_draw().
int PStatGraph::get_num_labels | ( | ) | const [inline] |
Returns the number of labels to be drawn for this chart.
Definition at line 33 of file pStatGraph.I.
Referenced by WinStatsStripChart::update_labels(), and GtkStatsStripChart::update_labels().
int PStatGraph::get_num_user_guide_bars | ( | ) | const |
Returns the current number of user-defined guide bars.
Not all of these may be visible.
Definition at line 116 of file pStatGraph.cxx.
Referenced by WinStatsStripChart::additional_graph_window_paint(), GtkStatsStripChart::additional_graph_window_paint(), and WinStatsStripChart::additional_window_paint().
double PStatGraph::get_target_frame_rate | ( | ) | const [inline] |
Returns the indicated target frame rate in Hz.
Definition at line 93 of file pStatGraph.I.
Referenced by PStatStripChart::set_default_vertical_scale().
PStatGraph::GuideBar PStatGraph::get_user_guide_bar | ( | int | n | ) | const |
Returns the nth user-defined guide bar.
Definition at line 126 of file pStatGraph.cxx.
References make_guide_bar().
Referenced by WinStatsStripChart::additional_graph_window_paint(), GtkStatsStripChart::additional_graph_window_paint(), and WinStatsStripChart::additional_window_paint().
int PStatGraph::get_xsize | ( | ) | const [inline] |
Returns the width of the chart in pixels.
Definition at line 103 of file pStatGraph.I.
Referenced by WinStatsStripChart::additional_graph_window_paint(), GtkStatsStripChart::additional_graph_window_paint(), WinStatsStripChart::clear_region(), GtkStatsStripChart::clear_region(), WinStatsStripChart::consider_drag_start(), GtkStatsStripChart::consider_drag_start(), PStatPianoRoll::normal_guide_bars(), PStatStripChart::pixel_to_timestamp(), and PStatStripChart::timestamp_to_pixel().
int PStatGraph::get_ysize | ( | ) | const [inline] |
Returns the height of the chart in pixels.
Definition at line 113 of file pStatGraph.I.
Referenced by WinStatsStripChart::clear_region(), GtkStatsStripChart::clear_region(), WinStatsStripChart::consider_drag_start(), GtkStatsStripChart::consider_drag_start(), WinStatsStripChart::copy_region(), GtkStatsStripChart::copy_region(), WinStatsStripChart::draw_cursor(), GtkStatsStripChart::draw_cursor(), WinStatsStripChart::draw_empty(), GtkStatsStripChart::draw_empty(), WinStatsStripChart::draw_slice(), GtkStatsStripChart::draw_slice(), WinStatsStripChart::end_draw(), GtkStatsStripChart::end_draw(), PStatStripChart::get_collector_under_pixel(), GtkStatsStripChart::handle_button_release(), GtkStatsStripChart::handle_motion(), PStatStripChart::height_to_pixel(), and PStatStripChart::pixel_to_height().
PStatGraph::GuideBar PStatGraph::make_guide_bar | ( | double | value, |
PStatGraph::GuideBarStyle | style = GBS_normal |
||
) | const [protected] |
Makes a guide bar for the indicated elapsed time or level units.
Definition at line 295 of file pStatGraph.cxx.
References format_number().
Referenced by WinStatsStripChart::additional_window_paint(), get_user_guide_bar(), and update_guide_bars().
void PStatGraph::move_user_guide_bar | ( | int | n, |
double | height | ||
) |
Adjusts the height of the nth user-defined guide bar.
Definition at line 137 of file pStatGraph.cxx.
Referenced by GtkStatsStripChart::handle_button_release(), and GtkStatsStripChart::handle_motion().
void PStatGraph::remove_user_guide_bar | ( | int | n | ) |
Removes the user guide bar with the indicated index number.
All subsequent index numbers are adjusted down one.
Definition at line 160 of file pStatGraph.cxx.
Referenced by GtkStatsStripChart::handle_button_release().
void PStatGraph::set_guide_bar_unit_name | ( | const string & | unit_name | ) | [inline] |
Sets the name of the units to be used for the guide bars if the units type is set to GBU_named | GBU_show_units.
Definition at line 152 of file pStatGraph.I.
void PStatGraph::set_guide_bar_units | ( | int | guide_bar_units | ) | [inline] |
Sets the units that are displayed for the guide bar labels.
This may be a union of one or more members of the GuideBarUnits enum.
Definition at line 125 of file pStatGraph.I.
Referenced by WinStatsStripChart::set_time_units(), and GtkStatsStripChart::set_time_units().
void PStatGraph::set_target_frame_rate | ( | double | frame_rate | ) | [inline] |
Sets the target frame rate of the application in Hz.
This only affects the choice of initial scale and the placement of guide bars.
Definition at line 79 of file pStatGraph.I.
void PStatGraph::update_guide_bars | ( | int | num_bars, |
double | scale | ||
) | [protected] |
Resets the list of guide bars.
Definition at line 257 of file pStatGraph.cxx.
References make_guide_bar().
Referenced by PStatStripChart::normal_guide_bars(), and PStatPianoRoll::normal_guide_bars().