| 1 | /* eventhooks.c defines the hooks that are given to processTrace as parameter. |
| 2 | * These hooks call the drawing API to draw the information on the screen, |
| 3 | * using information from Context, but mostly state (running, waiting...). |
| 4 | */ |
| 5 | |
| 6 | |
| 7 | #ifndef _EVENT_HOOKS_H |
| 8 | #define _EVENT_HOOKS_H |
| 9 | |
| 10 | #include <gtk/gtk.h> |
| 11 | #include <lttv/mainWindow.h> |
| 12 | #include <ltt/time.h> |
| 13 | |
| 14 | #include "processlist.h" |
| 15 | #include "drawing.h" |
| 16 | #include "cfv.h" |
| 17 | |
| 18 | |
| 19 | /* Structure used to store and use information relative to one events refresh |
| 20 | * request. Typically filled in by the expose event callback, then passed to the |
| 21 | * library call, then used by the drawing hooks. Then, once all the events are |
| 22 | * sent, it is freed by the hook called after the reading. |
| 23 | */ |
| 24 | typedef struct _EventRequest |
| 25 | { |
| 26 | ControlFlowData *control_flow_data; |
| 27 | LttTime time_begin, time_end; |
| 28 | gint x_begin, x_end; |
| 29 | /* Fill the Events_Context during the initial expose, before calling for |
| 30 | * events. |
| 31 | */ |
| 32 | //GArray Events_Context; //FIXME |
| 33 | } EventRequest ; |
| 34 | |
| 35 | |
| 36 | |
| 37 | |
| 38 | |
| 39 | void send_test_data(ProcessList *process_list, Drawing_t *drawing); |
| 40 | |
| 41 | GtkWidget *h_guicontrolflow(MainWindow *mw, LttvTracesetSelector * s, char * key); |
| 42 | |
| 43 | int event_selected_hook(void *hook_data, void *call_data); |
| 44 | |
| 45 | /* Hook called before drawing. Gets the initial context at the beginning of the |
| 46 | * drawing interval and copy it to the context in event_request. |
| 47 | */ |
| 48 | int draw_before_hook(void *hook_data, void *call_data); |
| 49 | |
| 50 | /* |
| 51 | * The draw event hook is called by the reading API to have a |
| 52 | * particular event drawn on the screen. |
| 53 | * @param hook_data ControlFlowData structure of the viewer. |
| 54 | * @param call_data Event context. |
| 55 | * |
| 56 | * This function basically draw lines and icons. Two types of lines are drawn : |
| 57 | * one small (3 pixels?) representing the state of the process and the second |
| 58 | * type is thicker (10 pixels?) representing on which CPU a process is running |
| 59 | * (and this only in running state). |
| 60 | * |
| 61 | * Extremums of the lines : |
| 62 | * x_min : time of the last event context for this process kept in memory. |
| 63 | * x_max : time of the current event. |
| 64 | * y : middle of the process in the process list. The process is found in the |
| 65 | * list, therefore is it's position in pixels. |
| 66 | * |
| 67 | * The choice of lines'color is defined by the context of the last event for this |
| 68 | * process. |
| 69 | */ |
| 70 | int draw_event_hook(void *hook_data, void *call_data); |
| 71 | |
| 72 | int draw_after_hook(void *hook_data, void *call_data); |
| 73 | |
| 74 | void draw_closure(gpointer key, gpointer value, gpointer user_data); |
| 75 | |
| 76 | int after_data_request(void *hook_data, void *call_data); |
| 77 | |
| 78 | |
| 79 | gint update_time_window_hook(void *hook_data, void *call_data); |
| 80 | gint update_current_time_hook(void *hook_data, void *call_data); |
| 81 | |
| 82 | |
| 83 | |
| 84 | |
| 85 | #endif // _EVENT_HOOKS_H |