mirror of
https://github.com/varun-r-mallya/sysprof.git
synced 2025-12-31 20:36:25 +00:00
marks: stub out a visualizer row
This doesn't do any rendering yet, but it gets us the plumbing we need to start rendering mark content into a visualizer row.
This commit is contained in:
Christian Hergert
@ -3,6 +3,7 @@ if get_option('enable_gtk')
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visualizer_ui_headers = [
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'sp-cpu-visualizer-row.h',
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'sp-line-visualizer-row.h',
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'sp-mark-visualizer-row.h',
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'sp-visualizer-row.h',
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'sp-visualizer-view.h',
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]
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@ -10,6 +11,7 @@ visualizer_ui_headers = [
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visualizer_ui_sources = [
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'sp-cpu-visualizer-row.c',
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'sp-line-visualizer-row.c',
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'sp-mark-visualizer-row.c',
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'sp-visualizer-list.c',
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'sp-visualizer-list.h',
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'sp-visualizer-row-private.h',
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299
lib/visualizers/sp-mark-visualizer-row.c
Normal file
299
lib/visualizers/sp-mark-visualizer-row.c
Normal file
@ -0,0 +1,299 @@
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/* sp-mark-visualizer-row.c
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*
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* Copyright 2018 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define G_LOG_DOMAIN "sp-mark-visualizer-row"
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#include "sp-mark-visualizer-row.h"
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typedef struct
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{
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/*
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* Our reader as assigned by the visualizer system.
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*/
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SpCaptureReader *reader;
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/*
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* A sorted array of MarkInfo about marks we care to render.
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*/
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GArray *marks;
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/*
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* Child widget to display the label in the upper corner.
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*/
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GtkLabel *label;
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} SpMarkVisualizerRowPrivate;
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typedef struct
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{
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gchar *name;
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GPid pid;
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} MarkInfo;
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enum {
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PROP_0,
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PROP_TITLE,
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N_PROPS
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};
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G_DEFINE_TYPE_WITH_PRIVATE (SpMarkVisualizerRow, sp_mark_visualizer_row, SP_TYPE_VISUALIZER_ROW)
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static GParamSpec *properties [N_PROPS];
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static gboolean
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sp_mark_visualizer_row_draw (GtkWidget *widget,
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cairo_t *cr)
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{
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#if 0
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SpMarkVisualizerRow *self = (SpMarkVisualizerRow *)widget;
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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GtkStyleContext *style_context;
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GtkStateFlags flags;
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GdkRGBA foreground;
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#endif
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GtkAllocation alloc;
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gboolean ret;
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g_assert (SP_IS_MARK_VISUALIZER_ROW (widget));
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g_assert (cr != NULL);
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gtk_widget_get_allocation (widget, &alloc);
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ret = GTK_WIDGET_CLASS (sp_mark_visualizer_row_parent_class)->draw (widget, cr);
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#if 0
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if (priv->cache == NULL)
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return ret;
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style_context = gtk_widget_get_style_context (widget);
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flags = gtk_widget_get_state_flags (widget);
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gtk_style_context_get_color (style_context, flags, &foreground);
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for (guint line = 0; line < priv->lines->len; line++)
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{
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g_autofree SpVisualizerRowAbsolutePoint *points = NULL;
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const MarkInfo *line_info = &g_array_index (priv->lines, MarkInfo, line);
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const Point *fpoints;
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guint n_fpoints = 0;
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GdkRGBA color;
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fpoints = point_cache_get_points (priv->cache, line_info->id, &n_fpoints);
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if (n_fpoints > 0)
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{
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gfloat last_x;
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gfloat last_y;
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points = g_new0 (SpVisualizerRowAbsolutePoint, n_fpoints);
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sp_visualizer_row_translate_points (SP_VISUALIZER_ROW (self),
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(const SpVisualizerRowRelativePoint *)fpoints,
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n_fpoints,
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points,
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n_fpoints);
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last_x = points[0].x;
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last_y = points[0].y;
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if (line_info->fill)
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{
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cairo_move_to (cr, last_x, alloc.height);
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cairo_line_to (cr, last_x, last_y);
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}
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else
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{
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cairo_move_to (cr, last_x, last_y);
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}
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for (guint i = 1; i < n_fpoints; i++)
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{
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cairo_curve_to (cr,
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last_x + ((points[i].x - last_x) / 2),
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last_y,
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last_x + ((points[i].x - last_x) / 2),
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points[i].y,
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points[i].x,
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points[i].y);
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last_x = points[i].x;
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last_y = points[i].y;
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}
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if (line_info->fill)
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{
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cairo_line_to (cr, last_x, alloc.height);
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cairo_close_path (cr);
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}
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cairo_set_line_width (cr, line_info->line_width);
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if (line_info->use_default_style)
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color = foreground;
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else
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color = line_info->foreground;
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gdk_cairo_set_source_rgba (cr, &color);
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if (line_info->fill)
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cairo_fill (cr);
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else
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cairo_stroke (cr);
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}
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}
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#endif
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return ret;
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}
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static void
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sp_mark_visualizer_row_queue_reload (SpMarkVisualizerRow *self)
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{
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g_assert (SP_IS_MARK_VISUALIZER_ROW (self));
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}
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static void
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sp_mark_visualizer_row_set_reader (SpVisualizerRow *row,
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SpCaptureReader *reader)
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{
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SpMarkVisualizerRow *self = (SpMarkVisualizerRow *)row;
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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g_assert (SP_IS_MARK_VISUALIZER_ROW (self));
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if (reader != priv->reader)
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{
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g_clear_pointer (&priv->reader, sp_capture_reader_unref);
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if (reader != NULL)
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priv->reader = sp_capture_reader_ref (reader);
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sp_mark_visualizer_row_queue_reload (self);
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}
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}
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static void
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sp_mark_visualizer_row_finalize (GObject *object)
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{
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SpMarkVisualizerRow *self = (SpMarkVisualizerRow *)object;
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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g_clear_pointer (&priv->marks, g_array_unref);
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G_OBJECT_CLASS (sp_mark_visualizer_row_parent_class)->finalize (object);
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}
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static void
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sp_mark_visualizer_row_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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SpMarkVisualizerRow *self = SP_MARK_VISUALIZER_ROW (object);
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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switch (prop_id)
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{
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case PROP_TITLE:
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g_value_set_string (value, gtk_label_get_label (priv->label));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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sp_mark_visualizer_row_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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SpMarkVisualizerRow *self = SP_MARK_VISUALIZER_ROW (object);
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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switch (prop_id)
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{
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case PROP_TITLE:
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gtk_label_set_label (priv->label, g_value_get_string (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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sp_mark_visualizer_row_class_init (SpMarkVisualizerRowClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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SpVisualizerRowClass *visualizer_class = SP_VISUALIZER_ROW_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->finalize = sp_mark_visualizer_row_finalize;
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object_class->get_property = sp_mark_visualizer_row_get_property;
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object_class->set_property = sp_mark_visualizer_row_set_property;
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widget_class->draw = sp_mark_visualizer_row_draw;
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visualizer_class->set_reader = sp_mark_visualizer_row_set_reader;
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properties [PROP_TITLE] =
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g_param_spec_string ("title",
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"Title",
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"The title of the row",
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NULL,
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(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_properties (object_class, N_PROPS, properties);
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}
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static void
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sp_mark_visualizer_row_init (SpMarkVisualizerRow *self)
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{
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SpMarkVisualizerRowPrivate *priv = sp_mark_visualizer_row_get_instance_private (self);
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PangoAttrList *attrs = pango_attr_list_new ();
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priv->marks = g_array_new (FALSE, FALSE, sizeof (MarkInfo));
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pango_attr_list_insert (attrs, pango_attr_scale_new (PANGO_SCALE_SMALL * PANGO_SCALE_SMALL));
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priv->label = g_object_new (GTK_TYPE_LABEL,
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"attributes", attrs,
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"visible", TRUE,
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"xalign", 0.0f,
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"yalign", 0.0f,
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NULL);
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gtk_container_add (GTK_CONTAINER (self), GTK_WIDGET (priv->label));
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pango_attr_list_unref (attrs);
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}
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GtkWidget *
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sp_mark_visualizer_row_new (void)
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{
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return g_object_new (SP_TYPE_MARK_VISUALIZER_ROW, NULL);
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}
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void
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sp_mark_visualizer_row_add_mark (SpMarkVisualizerRow *self,
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GPid pid,
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GPid tid,
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const gchar *name,
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const GdkRGBA *color)
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{
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g_return_if_fail (SP_IS_MARK_VISUALIZER_ROW (self));
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g_return_if_fail (name != NULL);
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}
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44
lib/visualizers/sp-mark-visualizer-row.h
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44
lib/visualizers/sp-mark-visualizer-row.h
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@ -0,0 +1,44 @@
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/* sp-mark-visualizer-row.h
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*
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* Copyright 2018 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "visualizers/sp-visualizer-row.h"
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G_BEGIN_DECLS
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#define SP_TYPE_MARK_VISUALIZER_ROW (sp_mark_visualizer_row_get_type())
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G_DECLARE_DERIVABLE_TYPE (SpMarkVisualizerRow, sp_mark_visualizer_row, SP, MARK_VISUALIZER_ROW, SpVisualizerRow)
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struct _SpMarkVisualizerRowClass
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{
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SpVisualizerRowClass parent_class;
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/*< private >*/
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gpointer _reserved[16];
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};
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GtkWidget *sp_mark_visualizer_row_new (void);
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void sp_mark_visualizer_row_add_mark (SpMarkVisualizerRow *self,
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GPid pid,
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GPid tid,
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const gchar *name,
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const GdkRGBA *color);
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G_END_DECLS
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@ -25,6 +25,7 @@
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#include "visualizers/sp-cpu-visualizer-row.h"
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#include "visualizers/sp-visualizer-list.h"
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#include "visualizers/sp-visualizer-row.h"
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#include "visualizers/sp-mark-visualizer-row.h"
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#include "util/sp-zoom-manager.h"
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#define NSEC_PER_SEC G_GUINT64_CONSTANT(1000000000)
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@ -181,6 +182,7 @@ sp_visualizer_list_get_reader (SpVisualizerList *self)
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enum {
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FOUND_CPU = 1 << 0,
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FOUND_MARK = 1 << 1,
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};
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static gboolean
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@ -192,6 +194,9 @@ discover_new_rows_frame_cb (const SpCaptureFrame *frame,
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g_assert (frame != NULL);
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g_assert (found != NULL);
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if (frame->type == SP_CAPTURE_FRAME_MARK)
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*found = FOUND_MARK;
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/* TODO: Make this look for CPU define. Currently it is the
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* only thing that uses it. So...
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*/
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@ -230,6 +235,13 @@ handle_capture_results (GObject *object,
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found = g_task_propagate_int (G_TASK (result), NULL);
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if (found & FOUND_MARK)
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{
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GtkWidget *row = sp_mark_visualizer_row_new ();
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gtk_container_add (GTK_CONTAINER (self), row);
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gtk_widget_show (row);
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}
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if (found & FOUND_CPU)
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{
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GtkWidget *row = g_object_new (SP_TYPE_CPU_VISUALIZER_ROW,
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Reference in New Issue
Block a user