--- /dev/null
+/* This file is part of the Linux Trace Toolkit viewer
+ * Copyright (C) 2003-2004 Mathieu Desnoyers
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License Version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <string.h>
+
+#include <ltt/trace.h>
+
+#include <lttv/lttv.h>
+#include <lttv/tracecontext.h>
+#include <lttvwindow/lttvwindow.h>
+#include <lttv/state.h>
+#include <lttv/hook.h>
+
+#include "drawing.h"
+#include "eventhooks.h"
+#include "cfv.h"
+
+//#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
+
+//FIXME
+// fixed #define TRACE_NUMBER 0
+#define EXTRA_ALLOC 1024 // pixels
+
+
+#if 0 /* colors for two lines representation */
+GdkColor drawing_colors[NUM_COLORS] =
+{ /* Pixel, R, G, B */
+ { 0, 0, 0, 0 }, /* COL_BLACK */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
+ { 0, 0x0FFF, 0xFFFF, 0xFFFF }, /* COL_WAIT_FORK : pale blue */
+ { 0, 0xFFFF, 0xFFFF, 0x0000 }, /* COL_WAIT_CPU : yellow */
+ { 0, 0xFFFF, 0xA000, 0xFCFF }, /* COL_EXIT : pale magenta */
+ { 0, 0xFFFF, 0x0000, 0xFFFF }, /* COL_ZOMBIE : purple */
+ { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_WAIT : red */
+ { 0, 0x0000, 0xFFFF, 0x0000 }, /* COL_RUN : green */
+ { 0, 0x8800, 0xFFFF, 0x8A00 }, /* COL_USER_MODE : pale green */
+ { 0, 0x09FF, 0x01FF, 0xFFFF }, /* COL_SYSCALL : blue */
+ { 0, 0xF900, 0x4200, 0xFF00 }, /* COL_TRAP : pale purple */
+ { 0, 0xFFFF, 0x5AFF, 0x01FF }, /* COL_IRQ : orange */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_MODE_UNKNOWN : white */
+
+};
+#endif //0
+
+
+GdkColor drawing_colors[NUM_COLORS] =
+{ /* Pixel, R, G, B */
+ { 0, 0, 0, 0 }, /* COL_BLACK */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
+ { 0, 0x0000, 0xFF00, 0x0000 }, /* COL_RUN_USER_MODE : green */
+ { 0, 0x0100, 0x9E00, 0xFFFF }, /* COL_RUN_SYSCALL : pale blue */
+ { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_RUN_TRAP : yellow */
+ { 0, 0xFFFF, 0x5E00, 0x0000 }, /* COL_RUN_IRQ : orange */
+ { 0, 0xFFFF, 0x9400, 0x9600 }, /* COL_RUN_SOFT_IRQ : pink */
+ { 0, 0x6600, 0x0000, 0x0000 }, /* COL_WAIT : dark red */
+ { 0, 0x7700, 0x7700, 0x0000 }, /* COL_WAIT_CPU : dark yellow */
+ { 0, 0x6400, 0x0000, 0x5D00 }, /* COL_ZOMBIE : dark purple */
+ { 0, 0x0700, 0x6400, 0x0000 }, /* COL_WAIT_FORK : dark green */
+ { 0, 0x8900, 0x0000, 0x8400 }, /* COL_EXIT : "less dark" magenta */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_MODE_UNKNOWN : white */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_UNNAMED : white */
+
+};
+
+GdkColor drawing_colors_cpu[NUM_COLORS_CPU] =
+{ /* Pixel, R, G, B */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_CPU_UNKNOWN */
+ { 0, 0xBBBB, 0xBBBB, 0xBBBB }, /* COL_CPU_IDLE */
+ { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_CPU_BUSY */
+ { 0, 0xFFFF, 0x5E00, 0x0000 }, /* COL_CPU_IRQ */
+ { 0, 0xFFFF, 0x9400, 0x9600 }, /* COL_CPU_SOFT_IRQ */
+ { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_CPU_TRAP */
+};
+
+GdkColor drawing_colors_irq[NUM_COLORS_IRQ] =
+{ /* Pixel, R, G, B */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_IRQ_UNKNOWN */
+ { 0, 0xBBBB, 0xBBBB, 0xBBBB }, /* COL_IRQ_IDLE */
+ { 0, 0xFFFF, 0x5E00, 0x0000 }, /* COL_IRQ_BUSY */
+};
+
+GdkColor drawing_colors_soft_irq[NUM_COLORS_SOFT_IRQ] =
+{ /* Pixel, R, G, B */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_SOFT_IRQ_UNKNOWN */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_SOFT_IRQ_IDLE */
+ { 0, 0xFFFF, 0xD400, 0xD400 }, /* COL_SOFT_IRQ_PENDING */
+ { 0, 0xFFFF, 0x9400, 0x9600 }, /* COL_SOFT_IRQ_BUSY */
+};
+
+GdkColor drawing_colors_trap[NUM_COLORS_TRAP] =
+{ /* Pixel, R, G, B */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_TRAP_UNKNOWN */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_TRAP_IDLE */
+ { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_TRAP_BUSY */
+};
+
+GdkColor drawing_colors_bdev[NUM_COLORS_BDEV] =
+{ /* Pixel, R, G, B */
+ { 0, 0x0000, 0x0000, 0x0000 }, /* COL_BDEV_UNKNOWN */
+ { 0, 0xBBBB, 0xBBBB, 0xBBBB }, /* COL_BDEV_IDLE */
+ { 0, 0x0000, 0x0000, 0xFFFF }, /* COL_BDEV_BUSY_READING */
+ { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_BDEV_BUSY_WRITING */
+};
+
+/*****************************************************************************
+ * drawing functions *
+ *****************************************************************************/
+
+static gboolean
+expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
+
+static gboolean
+motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
+
+
+/* Function responsible for updating the exposed area.
+ * It must do an events request to the lttvwindow API to ask for this update.
+ * Note : this function cannot clear the background, because it may
+ * erase drawing already present (SAFETY).
+ */
+void drawing_data_request(Drawing_t *drawing,
+ gint x, gint y,
+ gint width,
+ gint height)
+{
+ if(width < 0) return ;
+ if(height < 0) return ;
+
+
+ Tab *tab = drawing->control_flow_data->tab;
+ TimeWindow time_window =
+ lttvwindow_get_time_window(tab);
+
+ ControlFlowData *control_flow_data = drawing->control_flow_data;
+ // (ControlFlowData*)g_object_get_data(
+ // G_OBJECT(drawing->drawing_area), "resourceview_data");
+
+ LttTime start, time_end;
+ LttTime window_end = time_window.end_time;
+
+ g_debug("req : window start_time : %lu, %lu", time_window.start_time.tv_sec,
+ time_window.start_time.tv_nsec);
+
+ g_debug("req : window time width : %lu, %lu", time_window.time_width.tv_sec,
+ time_window.time_width.tv_nsec);
+
+ g_debug("req : window_end : %lu, %lu", window_end.tv_sec,
+ window_end.tv_nsec);
+
+ g_debug("x is : %i, x+width is : %i", x, x+width);
+
+ convert_pixels_to_time(drawing->width, x,
+ time_window,
+ &start);
+
+ convert_pixels_to_time(drawing->width, x+width,
+ time_window,
+ &time_end);
+ time_end = ltt_time_add(time_end, ltt_time_one); // because main window
+ // doesn't deliver end time.
+
+ lttvwindow_events_request_remove_all(tab,
+ control_flow_data);
+
+ {
+ /* find the tracehooks */
+ LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
+
+ LttvTraceset *traceset = tsc->ts;
+
+ guint i, k, l, nb_trace;
+
+ LttvTraceState *ts;
+
+ LttvTracefileState *tfs;
+
+ GArray *hooks;
+
+ LttvTraceHook *hook;
+
+ LttvTraceHook *th;
+
+ guint ret;
+ guint first_after;
+
+ nb_trace = lttv_traceset_number(traceset);
+ // FIXME (fixed) : eventually request for more traces
+ for(i = 0 ; i < nb_trace ; i++) {
+ EventsRequest *events_request = g_new(EventsRequest, 1);
+ // Create the hooks
+ //LttvHooks *event = lttv_hooks_new();
+ LttvHooksByIdChannelArray *event_by_id_channel =
+ lttv_hooks_by_id_channel_new();
+ LttvHooks *before_chunk_traceset = lttv_hooks_new();
+ LttvHooks *after_chunk_traceset = lttv_hooks_new();
+ LttvHooks *before_request_hook = lttv_hooks_new();
+ LttvHooks *after_request_hook = lttv_hooks_new();
+
+ lttv_hooks_add(before_chunk_traceset,
+ before_chunk,
+ events_request,
+ LTTV_PRIO_DEFAULT);
+
+ lttv_hooks_add(after_chunk_traceset,
+ after_chunk,
+ events_request,
+ LTTV_PRIO_DEFAULT);
+
+ lttv_hooks_add(before_request_hook,
+ before_request,
+ events_request,
+ LTTV_PRIO_DEFAULT);
+
+ lttv_hooks_add(after_request_hook,
+ after_request,
+ events_request,
+ LTTV_PRIO_DEFAULT);
+
+
+ ts = (LttvTraceState *)tsc->traces[i];
+
+ /* Find the eventtype id for the following events and register the
+ associated by id hooks. */
+
+ hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 18);
+
+ /* before hooks */
+
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_FACILITY_ARCH,
+// LTT_EVENT_SYSCALL_ENTRY,
+// FIELD_ARRAY(LTT_FIELD_SYSCALL_ID),
+// before_execmode_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_FACILITY_ARCH,
+// LTT_EVENT_SYSCALL_EXIT,
+// NULL,
+// before_execmode_hook,
+// events_request,
+// &hooks);
+//
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_TRAP_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_TRAP_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_TRAP_EXIT,
+ NULL,
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_PAGE_FAULT_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_TRAP_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_PAGE_FAULT_EXIT,
+ NULL,
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_PAGE_FAULT_NOSEM_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_TRAP_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_PAGE_FAULT_NOSEM_EXIT,
+ NULL,
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_IRQ_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_IRQ_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_IRQ_EXIT,
+ NULL,
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_SOFT_IRQ_RAISE,
+ FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_SOFT_IRQ_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID),
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_SOFT_IRQ_EXIT,
+ NULL,
+ before_execmode_hook,
+ events_request,
+ &hooks);
+
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_SCHED_SCHEDULE,
+ FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
+ before_schedchange_hook,
+ events_request,
+ &hooks);
+
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_CHANNEL_KERNEL,
+// LTT_EVENT_PROCESS_EXIT,
+// FIELD_ARRAY(LTT_FIELD_PID),
+// before_process_exit_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_CHANNEL_KERNEL,
+// LTT_EVENT_PROCESS_FREE,
+// FIELD_ARRAY(LTT_FIELD_PID),
+// before_process_release_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_FACILITY_LIST,
+// LTT_EVENT_STATEDUMP_END,
+// NULL,
+// before_statedump_end,
+// events_request,
+// &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_BLOCK,
+ LTT_EVENT_REQUEST_ISSUE,
+ FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION),
+ before_bdev_event_hook,
+ events_request,
+ &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_BLOCK,
+ LTT_EVENT_REQUEST_COMPLETE,
+ FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION),
+ before_bdev_event_hook,
+ events_request,
+ &hooks);
+
+ /* After hooks */
+ first_after = hooks->len;
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_CHANNEL_KERNEL,
+ LTT_EVENT_SCHED_SCHEDULE,
+ FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
+ after_schedchange_hook,
+ events_request,
+ &hooks);
+
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_CHANNEL_KERNEL,
+// LTT_EVENT_PROCESS_FORK,
+// FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID),
+// after_process_fork_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_CHANNEL_KERNEL,
+// LTT_EVENT_PROCESS_EXIT,
+// FIELD_ARRAY(LTT_FIELD_PID),
+// after_process_exit_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_CHANNEL_KERNEL,
+// LTT_EVENT_EXEC,
+// NULL,
+// after_fs_exec_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_FACILITY_USER_GENERIC,
+// LTT_EVENT_THREAD_BRAND,
+// FIELD_ARRAY(LTT_FIELD_NAME),
+// after_user_generic_thread_brand_hook,
+// events_request,
+// &hooks);
+//
+// lttv_trace_find_hook(ts->parent.t,
+// LTT_FACILITY_LIST,
+// LTT_EVENT_PROCESS_STATE,
+// FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME),
+// after_event_enum_process_hook,
+// events_request,
+// &hooks);
+
+
+ /* Add these hooks to each event_by_id hooks list */
+ /* add before */
+ for(k = 0 ; k < first_after ; k++) {
+ th = &g_array_index(hooks, LttvTraceHook, k);
+ lttv_hooks_add(lttv_hooks_by_id_channel_find(event_by_id_channel,
+ th->channel, th->id),
+ th->h,
+ th,
+ LTTV_PRIO_STATE-5);
+ }
+
+ /* add after */
+ for(k = first_after ; k < hooks->len ; k++) {
+ th = &g_array_index(hooks, LttvTraceHook, k);
+ lttv_hooks_add(lttv_hooks_by_id_channel_find(event_by_id_channel,
+ th->channel, th->id),
+ th->h,
+ th,
+ LTTV_PRIO_STATE+5);
+ }
+
+ events_request->hooks = hooks;
+
+ // Fill the events request
+ events_request->owner = control_flow_data;
+ events_request->viewer_data = control_flow_data;
+ events_request->servicing = FALSE;
+ events_request->start_time = start;
+ events_request->start_position = NULL;
+ events_request->stop_flag = FALSE;
+ events_request->end_time = time_end;
+ events_request->num_events = G_MAXUINT;
+ events_request->end_position = NULL;
+ events_request->trace = i; //fixed /* FIXME */
+ events_request->before_chunk_traceset = before_chunk_traceset;
+ events_request->before_chunk_trace = NULL;
+ events_request->before_chunk_tracefile = NULL;
+ events_request->event = NULL;
+ events_request->event_by_id_channel = event_by_id_channel;
+ events_request->after_chunk_tracefile = NULL;
+ events_request->after_chunk_trace = NULL;
+ events_request->after_chunk_traceset = after_chunk_traceset;
+ events_request->before_request = before_request_hook;
+ events_request->after_request = after_request_hook;
+
+ g_debug("req : start : %lu, %lu", start.tv_sec,
+ start.tv_nsec);
+
+ g_debug("req : end : %lu, %lu", time_end.tv_sec,
+ time_end.tv_nsec);
+
+ lttvwindow_events_request(tab, events_request);
+
+ }
+ }
+}
+
+
+static void set_last_start(gpointer key, gpointer value, gpointer user_data)
+{
+ //ResourceInfo *process_info = (ResourceInfo*)key;
+ HashedResourceData *hashed_process_data = (HashedResourceData*)value;
+ guint x = GPOINTER_TO_UINT(user_data);
+
+ hashed_process_data->x.over = x;
+ hashed_process_data->x.over_used = FALSE;
+ hashed_process_data->x.over_marked = FALSE;
+ hashed_process_data->x.middle = x;
+ hashed_process_data->x.middle_used = FALSE;
+ hashed_process_data->x.middle_marked = FALSE;
+ hashed_process_data->x.under = x;
+ hashed_process_data->x.under_used = FALSE;
+ hashed_process_data->x.under_marked = FALSE;
+ hashed_process_data->next_good_time = ltt_time_zero;
+
+ return;
+}
+
+void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
+{
+ int i;
+
+ g_debug("Begin of data request");
+ ControlFlowData *cfd = events_request->viewer_data;
+ LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
+ TimeWindow time_window =
+ lttvwindow_get_time_window(cfd->tab);
+
+ guint width = cfd->drawing->width;
+ guint x=0;
+
+ cfd->drawing->last_start = events_request->start_time;
+
+ convert_time_to_pixels(
+ time_window,
+ events_request->start_time,
+ width,
+ &x);
+
+ for(i=0; i<RV_RESOURCE_COUNT; i++) {
+ g_hash_table_foreach(cfd->process_list->restypes[i].hash_table, set_last_start,
+ GUINT_TO_POINTER(x));
+ }
+
+}
+
+void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
+{
+ g_debug("Begin of chunk");
+ ControlFlowData *cfd = events_request->viewer_data;
+ LttvTracesetContext *tsc = &tss->parent;
+ //LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
+ guint i;
+ LttvTraceset *traceset = tsc->ts;
+ guint nb_trace = lttv_traceset_number(traceset);
+
+ if(!cfd->process_list->current_hash_data) {
+ cfd->process_list->current_hash_data = g_new(HashedResourceData**,nb_trace);
+ for(i = 0 ; i < nb_trace ; i++) {
+ guint num_cpu = ltt_trace_get_num_cpu(tss->parent.traces[i]->t);
+ cfd->process_list->current_hash_data[i] = g_new(HashedResourceData*,num_cpu);
+ memset(cfd->process_list->current_hash_data[i], 0,
+ sizeof(HashedResourceData*)*num_cpu);
+ }
+ }
+ //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
+ // events_request->end_time);
+}
+
+
+void drawing_request_expose(EventsRequest *events_request,
+ LttvTracesetState *tss,
+ LttTime end_time)
+{
+ gint x, width;
+ guint x_end;
+
+ ControlFlowData *cfd = events_request->viewer_data;
+ LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
+ Drawing_t *drawing = cfd->drawing;
+
+ TimeWindow time_window =
+ lttvwindow_get_time_window(cfd->tab);
+
+ g_debug("request expose");
+
+ convert_time_to_pixels(
+ time_window,
+ end_time,
+ drawing->width,
+ &x_end);
+ x = drawing->damage_begin;
+
+ width = x_end - x;
+
+ drawing->damage_begin = x+width;
+
+ // FIXME ?
+ gtk_widget_queue_draw_area ( drawing->drawing_area,
+ x, 0,
+ width, drawing->drawing_area->allocation.height);
+
+ /* Update directly when scrolling */
+ gdk_window_process_updates(drawing->drawing_area->window,
+ TRUE);
+}
+
+
+/* Callbacks */
+
+
+/* Create a new backing pixmap of the appropriate size */
+/* As the scaling will always change, it's of no use to copy old
+ * pixmap.
+ *
+ * Only change the size if width changes. The height is specified and changed
+ * when process ID are added or removed from the process list.
+ */
+static gboolean
+configure_event( GtkWidget *widget, GdkEventConfigure *event,
+ gpointer user_data)
+{
+ Drawing_t *drawing = (Drawing_t*)user_data;
+
+
+ /* First, get the new time interval of the main window */
+ /* we assume (see documentation) that the main window
+ * has updated the time interval before this configure gets
+ * executed.
+ */
+ //lttvwindow_get_time_window(drawing->control_flow_data->mw,
+ // &drawing->control_flow_data->time_window);
+
+ /* New pixmap, size of the configure event */
+ //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
+ // widget->allocation.width + SAFETY,
+ // widget->allocation.height + SAFETY,
+ // -1);
+
+ if(widget->allocation.width != drawing->width) {
+ g_debug("drawing configure event");
+ g_debug("New alloc draw size : %i by %i",widget->allocation.width,
+ widget->allocation.height);
+
+ drawing->width = widget->allocation.width;
+
+ if(drawing->alloc_width < widget->allocation.width) {
+ //if(drawing->pixmap)
+ // gdk_pixmap_unref(drawing->pixmap);
+
+ //drawing->pixmap = gdk_pixmap_new(widget->window,
+ // drawing->width + SAFETY + EXTRA_ALLOC,
+ // drawing->height + EXTRA_ALLOC,
+ // -1);
+ drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
+ drawing->alloc_height = drawing->height + EXTRA_ALLOC;
+ update_pixmap_size(drawing->control_flow_data->process_list,
+ drawing->alloc_width);
+ update_index_to_pixmap(drawing->control_flow_data->process_list);
+ }
+ //drawing->height = widget->allocation.height;
+
+ //ProcessList_get_height
+ // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
+
+
+ // Clear the image
+ //gdk_draw_rectangle (drawing->pixmap,
+ // widget->style->black_gc,
+ // TRUE,
+ // 0, 0,
+ // drawing->width+SAFETY,
+ // drawing->height);
+
+ //g_info("init data request");
+
+
+ /* Initial data request */
+ /* no, do initial data request in the expose event */
+ // Do not need to ask for data of 1 pixel : not synchronized with
+ // main window time at this moment.
+ //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
+ // widget->allocation.width,
+ // widget->allocation.height);
+
+ //drawing->width = widget->allocation.width;
+ //drawing->height = widget->allocation.height;
+
+ drawing->damage_begin = 0;
+ drawing->damage_end = widget->allocation.width;
+
+ if((widget->allocation.width != 1 &&
+ widget->allocation.height != 1)
+ && drawing->damage_begin < drawing->damage_end)
+ {
+
+ rectangle_pixmap (drawing->control_flow_data->process_list,
+ drawing->drawing_area->style->black_gc,
+ TRUE,
+ 0, 0,
+ drawing->alloc_width, // do not overlap
+ -1);
+
+
+ drawing_data_request(drawing,
+ drawing->damage_begin,
+ 0,
+ drawing->damage_end - drawing->damage_begin,
+ drawing->height);
+ }
+ }
+ return TRUE;
+}
+
+
+/* Redraw the screen from the backing pixmap */
+static gboolean
+expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
+{
+ Drawing_t *drawing = (Drawing_t*)user_data;
+
+ ControlFlowData *control_flow_data =
+ (ControlFlowData*)g_object_get_data(
+ G_OBJECT(widget),
+ "resourceview_data");
+#if 0
+ if(unlikely(drawing->gc == NULL)) {
+ drawing->gc = gdk_gc_new(drawing->drawing_area->window);
+ gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
+ }
+#endif //0
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+ LttTime current_time =
+ lttvwindow_get_current_time(control_flow_data->tab);
+
+ guint cursor_x=0;
+
+ LttTime window_end = time_window.end_time;
+
+ /* update the screen from the pixmap buffer */
+#if 0
+ gdk_draw_pixmap(widget->window,
+ widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
+ drawing->pixmap,
+ event->area.x, event->area.y,
+ event->area.x, event->area.y,
+ event->area.width, event->area.height);
+#endif //0
+ drawing->height = processlist_get_height(control_flow_data->process_list);
+#if 0
+ copy_pixmap_to_screen(control_flow_data->process_list,
+ widget->window,
+ widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
+ event->area.x, event->area.y,
+ event->area.width, event->area.height);
+#endif //0
+ copy_pixmap_to_screen(control_flow_data->process_list,
+ widget->window,
+ drawing->gc,
+ event->area.x, event->area.y,
+ event->area.width, event->area.height);
+
+
+ /* Erase the dotted lines left.. */
+ if(widget->allocation.height > drawing->height)
+ {
+ gdk_draw_rectangle (widget->window,
+ drawing->drawing_area->style->black_gc,
+ TRUE,
+ event->area.x, drawing->height,
+ event->area.width, // do not overlap
+ widget->allocation.height - drawing->height);
+ }
+ if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
+ ltt_time_compare(window_end, current_time) >= 0)
+ {
+ /* Draw the dotted lines */
+ convert_time_to_pixels(
+ time_window,
+ current_time,
+ drawing->width,
+ &cursor_x);
+
+#if 0
+ if(drawing->dotted_gc == NULL) {
+
+ drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
+ gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
+
+ gint8 dash_list[] = { 1, 2 };
+ gdk_gc_set_line_attributes(drawing->dotted_gc,
+ 1,
+ GDK_LINE_ON_OFF_DASH,
+ GDK_CAP_BUTT,
+ GDK_JOIN_MITER);
+ gdk_gc_set_dashes(drawing->dotted_gc,
+ 0,
+ dash_list,
+ 2);
+ }
+#endif //0
+ gint height_tot = MAX(widget->allocation.height, drawing->height);
+ gdk_draw_line(widget->window,
+ drawing->dotted_gc,
+ cursor_x, 0,
+ cursor_x, height_tot);
+ }
+ return FALSE;
+}
+
+static gboolean
+after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
+{
+ //g_assert(0);
+ g_debug("AFTER EXPOSE");
+
+ return FALSE;
+
+
+}
+
+#if 0
+void
+tree_row_activated(GtkTreeModel *treemodel,
+ GtkTreePath *arg1,
+ GtkTreeViewColumn *arg2,
+ gpointer user_data)
+{
+ ControlFlowData *cfd = (ControlFlowData*)user_data;
+ Drawing_t *drawing = cfd->drawing;
+ GtkTreeView *treeview = cfd->process_list->process_list_widget;
+ gint *path_indices;
+ gint height;
+
+ path_indices = gtk_tree_path_get_indices (arg1);
+
+ height = get_cell_height(cfd->process_list,
+ GTK_TREE_VIEW(treeview));
+ drawing->horizontal_sel = height * path_indices[0];
+ g_critical("new hor sel : %i", drawing->horizontal_sel);
+}
+#endif //0
+
+/* mouse click */
+static gboolean
+button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
+{
+ ControlFlowData *control_flow_data =
+ (ControlFlowData*)g_object_get_data(
+ G_OBJECT(widget),
+ "resourceview_data");
+ Drawing_t *drawing = control_flow_data->drawing;
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+ g_debug("click");
+ if(event->button == 1)
+ {
+ LttTime time;
+
+ /* left mouse button click */
+ g_debug("x click is : %f", event->x);
+
+ convert_pixels_to_time(drawing->width, (guint)event->x,
+ time_window,
+ &time);
+
+ lttvwindow_report_current_time(control_flow_data->tab, time);
+
+ }
+
+ return FALSE;
+}
+
+static gboolean
+scrollbar_size_allocate(GtkWidget *widget,
+ GtkAllocation *allocation,
+ gpointer user_data)
+{
+ Drawing_t *drawing = (Drawing_t*)user_data;
+
+ gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
+ //gtk_widget_queue_resize(drawing->padding);
+ //gtk_widget_queue_resize(drawing->ruler);
+ gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
+ return 0;
+}
+
+
+
+Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
+{
+ Drawing_t *drawing = g_new(Drawing_t, 1);
+
+ drawing->control_flow_data = control_flow_data;
+
+ drawing->vbox = gtk_vbox_new(FALSE, 1);
+
+
+ drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
+ drawing->ruler = gtk_drawing_area_new ();
+ //gtk_widget_set_size_request(drawing->ruler, -1, 27);
+
+ drawing->padding = gtk_drawing_area_new ();
+ //gtk_widget_set_size_request(drawing->padding, -1, 27);
+ gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
+ TRUE, TRUE, 0);
+ gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
+ FALSE, FALSE, 0);
+
+
+
+ drawing->drawing_area = gtk_drawing_area_new ();
+
+ drawing->gc = NULL;
+
+ drawing->hbox = gtk_hbox_new(FALSE, 1);
+ drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
+ drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
+ gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
+ TRUE, TRUE, 0);
+ gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
+ FALSE, FALSE, 0);
+
+ //drawing->scrolled_window =
+ // gtk_scrolled_window_new (NULL,
+ // control_flow_data->v_adjust);
+
+ //gtk_scrolled_window_set_policy(
+ // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
+ // GTK_POLICY_NEVER,
+ // GTK_POLICY_AUTOMATIC);
+
+ gtk_container_add(GTK_CONTAINER(drawing->viewport),
+ drawing->drawing_area);
+ //gtk_scrolled_window_add_with_viewport(
+ // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
+ // drawing->drawing_area);
+
+ gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
+ FALSE, FALSE, 0);
+ gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
+ TRUE, TRUE, 0);
+
+ drawing->pango_layout =
+ gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
+
+ drawing->height = 1;
+ drawing->width = 1;
+ drawing->depth = 0;
+ drawing->alloc_height = 1;
+ drawing->alloc_width = 1;
+
+ drawing->damage_begin = 0;
+ drawing->damage_end = 0;
+ drawing->horizontal_sel = -1;
+
+ //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
+ g_object_set_data_full(
+ G_OBJECT(drawing->drawing_area),
+ "Link_drawing_Data",
+ drawing,
+ (GDestroyNotify)drawing_destroy);
+
+ g_object_set_data(
+ G_OBJECT(drawing->ruler),
+ "drawing",
+ drawing);
+
+
+ //gtk_widget_modify_bg( drawing->drawing_area,
+ // GTK_STATE_NORMAL,
+ // &CF_Colors[BLACK]);
+
+ //gdk_window_get_geometry(drawing->drawing_area->window,
+ // NULL, NULL,
+ // &(drawing->width),
+ // &(drawing->height),
+ // -1);
+
+ //drawing->pixmap = gdk_pixmap_new(
+ // drawing->drawing_area->window,
+ // drawing->width,
+ // drawing->height,
+ // drawing->depth);
+
+ //drawing->pixmap = NULL;
+
+// drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
+// drawing->drawing_area->allocation.width,
+// drawing->drawing_area->allocation.height,
+// -1);
+
+ g_signal_connect (G_OBJECT(drawing->drawing_area),
+ "configure_event",
+ G_CALLBACK (configure_event),
+ (gpointer)drawing);
+
+ g_signal_connect (G_OBJECT(drawing->ruler),
+ "expose_event",
+ G_CALLBACK(expose_ruler),
+ (gpointer)drawing);
+
+ gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
+
+ g_signal_connect (G_OBJECT(drawing->ruler),
+ "motion-notify-event",
+ G_CALLBACK(motion_notify_ruler),
+ (gpointer)drawing);
+
+
+ g_signal_connect (G_OBJECT(drawing->scrollbar),
+ "size-allocate",
+ G_CALLBACK(scrollbar_size_allocate),
+ (gpointer)drawing);
+
+
+
+ g_signal_connect (G_OBJECT(drawing->drawing_area),
+ "expose_event",
+ G_CALLBACK (expose_event),
+ (gpointer)drawing);
+
+ g_signal_connect_after (G_OBJECT(drawing->drawing_area),
+ "expose_event",
+ G_CALLBACK (after_expose_event),
+ (gpointer)drawing);
+
+ g_signal_connect (G_OBJECT(drawing->drawing_area),
+ "button-press-event",
+ G_CALLBACK (button_press_event),
+ (gpointer)drawing);
+
+
+ gtk_widget_show(drawing->ruler);
+ gtk_widget_show(drawing->padding);
+ gtk_widget_show(drawing->ruler_hbox);
+
+ gtk_widget_show(drawing->drawing_area);
+ //gtk_widget_show(drawing->scrolled_window);
+ gtk_widget_show(drawing->viewport);
+ gtk_widget_show(drawing->scrollbar);
+ gtk_widget_show(drawing->hbox);
+
+ /* Allocate the colors */
+ GdkColormap* colormap = gdk_colormap_get_system();
+ gboolean success[NUM_COLORS];
+ gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
+ TRUE, success);
+ gdk_colormap_alloc_colors(colormap, drawing_colors_cpu, NUM_COLORS_CPU, FALSE,
+ TRUE, success);
+ gdk_colormap_alloc_colors(colormap, drawing_colors_irq, NUM_COLORS_IRQ, FALSE,
+ TRUE, success);
+ gdk_colormap_alloc_colors(colormap, drawing_colors_soft_irq, NUM_COLORS_SOFT_IRQ, FALSE,
+ TRUE, success);
+ gdk_colormap_alloc_colors(colormap, drawing_colors_trap, NUM_COLORS_TRAP, FALSE,
+ TRUE, success);
+ gdk_colormap_alloc_colors(colormap, drawing_colors_bdev, NUM_COLORS_BDEV, FALSE,
+ TRUE, success);
+
+ drawing->gc =
+ gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
+ drawing->dotted_gc =
+ gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
+
+ gdk_gc_copy(drawing->gc,
+ main_window_get_widget(control_flow_data->tab)->style->black_gc);
+ gdk_gc_copy(drawing->dotted_gc,
+ main_window_get_widget(control_flow_data->tab)->style->white_gc);
+
+ gint8 dash_list[] = { 1, 2 };
+ gdk_gc_set_line_attributes(drawing->dotted_gc,
+ 1,
+ GDK_LINE_ON_OFF_DASH,
+ GDK_CAP_BUTT,
+ GDK_JOIN_MITER);
+ gdk_gc_set_dashes(drawing->dotted_gc,
+ 0,
+ dash_list,
+ 2);
+
+ drawing->ruler_gc_butt =
+ gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
+ gdk_gc_copy(drawing->ruler_gc_butt,
+ main_window_get_widget(control_flow_data->tab)->style->black_gc);
+ drawing->ruler_gc_round =
+ gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
+ gdk_gc_copy(drawing->ruler_gc_round,
+ main_window_get_widget(control_flow_data->tab)->style->black_gc);
+
+
+ gdk_gc_set_line_attributes(drawing->ruler_gc_butt,
+ 2,
+ GDK_LINE_SOLID,
+ GDK_CAP_BUTT,
+ GDK_JOIN_MITER);
+
+ gdk_gc_set_line_attributes(drawing->ruler_gc_round,
+ 2,
+ GDK_LINE_SOLID,
+ GDK_CAP_ROUND,
+ GDK_JOIN_ROUND);
+
+
+ return drawing;
+}
+
+void drawing_destroy(Drawing_t *drawing)
+{
+ g_info("drawing_destroy %p", drawing);
+
+ /* Free the colors */
+ GdkColormap* colormap = gdk_colormap_get_system();
+
+ gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
+ gdk_colormap_free_colors(colormap, drawing_colors_cpu, NUM_COLORS_CPU);
+ gdk_colormap_free_colors(colormap, drawing_colors_irq, NUM_COLORS_IRQ);
+ gdk_colormap_free_colors(colormap, drawing_colors_soft_irq, NUM_COLORS_IRQ);
+ gdk_colormap_free_colors(colormap, drawing_colors_trap, NUM_COLORS_TRAP);
+ gdk_colormap_free_colors(colormap, drawing_colors_bdev, NUM_COLORS_BDEV);
+
+ // Do not unref here, Drawing_t destroyed by it's widget.
+ //g_object_unref( G_OBJECT(drawing->drawing_area));
+ if(drawing->gc != NULL)
+ gdk_gc_unref(drawing->gc);
+
+ g_object_unref(drawing->pango_layout);
+ if(drawing->dotted_gc != NULL) gdk_gc_unref(drawing->dotted_gc);
+ if(drawing->ruler_gc_butt != NULL) gdk_gc_unref(drawing->ruler_gc_butt);
+ if(drawing->ruler_gc_round != NULL) gdk_gc_unref(drawing->ruler_gc_round);
+
+ g_free(drawing);
+ g_info("drawing_destroy end");
+}
+
+GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
+{
+ return drawing->drawing_area;
+}
+
+GtkWidget *drawing_get_widget(Drawing_t *drawing)
+{
+ return drawing->vbox;
+}
+
+void drawing_draw_line( Drawing_t *drawing,
+ GdkPixmap *pixmap,
+ guint x1, guint y1,
+ guint x2, guint y2,
+ GdkGC *GC)
+{
+ gdk_draw_line (pixmap,
+ GC,
+ x1, y1, x2, y2);
+}
+
+void drawing_clear(Drawing_t *drawing)
+{
+ //if (drawing->pixmap)
+ // gdk_pixmap_unref(drawing->pixmap);
+ ControlFlowData *cfd = drawing->control_flow_data;
+
+
+ rectangle_pixmap(cfd->process_list,
+ drawing->drawing_area->style->black_gc,
+ TRUE,
+ 0, 0,
+ drawing->alloc_width, // do not overlap
+ -1);
+
+ //drawing->height = 1;
+ /* Allocate a new pixmap with new height */
+ //drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
+ // drawing->width + SAFETY + EXTRA_ALLOC,
+ // drawing->height + EXTRA_ALLOC,
+ // -1);
+ //drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
+ //drawing->alloc_height = drawing->height + EXTRA_ALLOC;
+
+ //gtk_widget_set_size_request(drawing->drawing_area,
+ // -1,
+ // drawing->height);
+ //gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
+
+ /* ask for the buffer to be redrawn */
+ gtk_widget_queue_draw ( drawing->drawing_area);
+}
+
+#if 0
+/* Insert a square corresponding to a new process in the list */
+/* Applies to whole drawing->width */
+void drawing_insert_square(Drawing_t *drawing,
+ guint y,
+ guint height)
+{
+ //GdkRectangle update_rect;
+ gboolean reallocate = FALSE;
+ GdkPixmap *new_pixmap;
+
+ /* Allocate a new pixmap with new height */
+ if(drawing->alloc_height < drawing->height + height) {
+
+ new_pixmap = gdk_pixmap_new(drawing->drawing_area->window,
+ drawing->width + SAFETY + EXTRA_ALLOC,
+ drawing->height + height + EXTRA_ALLOC,
+ -1);
+ drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
+ drawing->alloc_height = drawing->height + height + EXTRA_ALLOC;
+ reallocate = TRUE;
+
+ /* Copy the high region */
+ gdk_draw_pixmap (new_pixmap,
+ drawing->drawing_area->style->black_gc,
+ drawing->pixmap,
+ 0, 0,
+ 0, 0,
+ drawing->width + SAFETY, y);
+
+ } else {
+ new_pixmap = drawing->pixmap;
+ }
+
+ //GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
+ // drawing->width + SAFETY,
+ // drawing->height + height,
+ // -1);
+
+ /* add an empty square */
+ gdk_draw_rectangle (new_pixmap,
+ drawing->drawing_area->style->black_gc,
+ TRUE,
+ 0, y,
+ drawing->width + SAFETY, // do not overlap
+ height);
+
+ /* copy the bottom of the region */
+ gdk_draw_pixmap (new_pixmap,
+ drawing->drawing_area->style->black_gc,
+ drawing->pixmap,
+ 0, y,
+ 0, y + height,
+ drawing->width+SAFETY, drawing->height - y);
+
+
+ if(reallocate && likely(drawing->pixmap)) {
+ gdk_pixmap_unref(drawing->pixmap);
+ drawing->pixmap = new_pixmap;
+ }
+
+ if(unlikely(drawing->height==1)) drawing->height = height;
+ else drawing->height += height;
+
+ gtk_widget_set_size_request(drawing->drawing_area,
+ -1,
+ drawing->height);
+ gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
+
+ /* ask for the buffer to be redrawn */
+ gtk_widget_queue_draw_area ( drawing->drawing_area,
+ 0, y,
+ drawing->width, drawing->height-y);
+}
+
+
+/* Remove a square corresponding to a removed process in the list */
+void drawing_remove_square(Drawing_t *drawing,
+ guint y,
+ guint height)
+{
+ GdkPixmap *pixmap;
+
+ if(unlikely((guint)drawing->height == height)) {
+ //pixmap = gdk_pixmap_new(
+ // drawing->drawing_area->window,
+ // drawing->width + SAFETY,
+ // 1,
+ // -1);
+ pixmap = drawing->pixmap;
+ drawing->height=1;
+ } else {
+ /* Allocate a new pixmap with new height */
+ //pixmap = gdk_pixmap_new(
+ // drawing->drawing_area->window,
+ // drawing->width + SAFETY,
+ // drawing->height - height,
+ // -1);
+ /* Keep the same preallocated pixmap */
+ pixmap = drawing->pixmap;
+
+ /* Copy the high region */
+ gdk_draw_pixmap (pixmap,
+ drawing->drawing_area->style->black_gc,
+ drawing->pixmap,
+ 0, 0,
+ 0, 0,
+ drawing->width + SAFETY, y);
+
+ /* Copy up the bottom of the region */
+ gdk_draw_pixmap (pixmap,
+ drawing->drawing_area->style->black_gc,
+ drawing->pixmap,
+ 0, y + height,
+ 0, y,
+ drawing->width, drawing->height - y - height);
+
+ drawing->height-=height;
+ }
+
+ //if(likely(drawing->pixmap))
+ // gdk_pixmap_unref(drawing->pixmap);
+
+ //drawing->pixmap = pixmap;
+
+ gtk_widget_set_size_request(drawing->drawing_area,
+ -1,
+ drawing->height);
+ gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
+ /* ask for the buffer to be redrawn */
+ gtk_widget_queue_draw_area ( drawing->drawing_area,
+ 0, y,
+ drawing->width, MAX(drawing->height-y, 1));
+}
+#endif //0
+
+void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
+{
+ GtkRequisition req;
+ GdkRectangle rect;
+
+ req.width = drawing->ruler->allocation.width;
+ req.height = drawing->ruler->allocation.height;
+
+
+ rect.x = 0;
+ rect.y = 0;
+ rect.width = req.width;
+ rect.height = req.height;
+
+ gtk_widget_queue_draw(drawing->ruler);
+ //gtk_widget_draw( drawing->ruler, &rect);
+}
+
+/* Redraw the ruler */
+static gboolean
+expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
+{
+ Drawing_t *drawing = (Drawing_t*)user_data;
+ TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
+ gchar text[255];
+
+ PangoContext *context;
+ PangoLayout *layout;
+ PangoFontDescription *FontDesc;
+ PangoRectangle ink_rect;
+ gint global_width=0;
+ GdkColor foreground = { 0, 0, 0, 0 };
+ GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
+
+ LttTime window_end = time_window.end_time;
+ LttTime half_width =
+ ltt_time_div(time_window.time_width,2.0);
+ LttTime window_middle =
+ ltt_time_add(half_width,
+ time_window.start_time);
+ g_debug("ruler expose event");
+
+ gdk_draw_rectangle (drawing->ruler->window,
+ drawing->ruler->style->white_gc,
+ TRUE,
+ event->area.x, event->area.y,
+ event->area.width,
+ event->area.height);
+
+ gdk_draw_line (drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ event->area.x, 1,
+ event->area.x + event->area.width, 1);
+
+
+ snprintf(text, 255, "%lus\n%luns",
+ time_window.start_time.tv_sec,
+ time_window.start_time.tv_nsec);
+
+ layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
+
+ context = pango_layout_get_context(layout);
+ FontDesc = pango_context_get_font_description(context);
+
+ pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
+ pango_layout_context_changed(layout);
+
+ pango_layout_set_text(layout, text, -1);
+ pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
+ global_width += ink_rect.width;
+
+ gdk_draw_layout_with_colors(drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ 0,
+ 6,
+ layout, &foreground, &background);
+
+ gdk_draw_line (drawing->ruler->window,
+ drawing->ruler_gc_round,
+ 1, 1,
+ 1, 7);
+
+
+ snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
+ window_end.tv_nsec);
+
+ pango_layout_set_text(layout, text, -1);
+ pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
+ global_width += ink_rect.width;
+
+ if(global_width <= drawing->ruler->allocation.width)
+ {
+ gdk_draw_layout_with_colors(drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ drawing->ruler->allocation.width - ink_rect.width,
+ 6,
+ layout, &foreground, &background);
+
+ gdk_draw_line (drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ drawing->ruler->allocation.width-1, 1,
+ drawing->ruler->allocation.width-1, 7);
+ }
+
+
+ snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
+ window_middle.tv_nsec);
+
+ pango_layout_set_text(layout, text, -1);
+ pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
+ global_width += ink_rect.width;
+
+ if(global_width <= drawing->ruler->allocation.width)
+ {
+ gdk_draw_layout_with_colors(drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ (drawing->ruler->allocation.width - ink_rect.width)/2,
+ 6,
+ layout, &foreground, &background);
+
+ gdk_draw_line (drawing->ruler->window,
+ drawing->ruler_gc_butt,
+ drawing->ruler->allocation.width/2, 1,
+ drawing->ruler->allocation.width/2, 7);
+
+
+
+
+ }
+
+ g_object_unref(layout);
+
+ return FALSE;
+}
+
+
+/* notify mouse on ruler */
+static gboolean
+motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
+{
+ //g_debug("motion");
+ //eventually follow mouse and show time here
+ return 0;
+}