X-Git-Url: https://git.wpitchoune.net/gitweb/?a=blobdiff_plain;f=src%2Fgraph.c;h=f12a155fbdf7a714d51ee2388c302b5458af0c0f;hb=ec65d9b7efd82760ea3c57b84afd0c5842899003;hp=5df58388ba70db33f01d73b712c184870d08a4b7;hpb=13e2c2200c45a0cc9de2fe16ce1343f509e94aee;p=psensor.git diff --git a/src/graph.c b/src/graph.c index 5df5838..f12a155 100644 --- a/src/graph.c +++ b/src/graph.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010-2012 jeanfi@gmail.com + * Copyright (C) 2010-2013 jeanfi@gmail.com * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -17,10 +17,15 @@ * 02110-1301 USA */ #include +#include + #include + +#include #include #include "cfg.h" +#include "log.h" #include "psensor.h" /* horizontal padding */ @@ -76,18 +81,20 @@ draw_graph_background(cairo_t *cr, int g_xoff, int g_yoff, int g_width, int g_height, int width, int height, struct config *config, - GtkWidget *widget) + GtkWidget *widget, + GtkWidget *window) { - GtkStyleContext* style_ctx; + GtkStyleContext *style_ctx; struct color *bgcolor; GdkRGBA rgba; bgcolor = config->graph_bgcolor; - style_ctx = gtk_widget_get_style_context(widget); + style_ctx = gtk_widget_get_style_context(window); gtk_style_context_get_background_color(style_ctx, GTK_STATE_FLAG_NORMAL, &rgba); + if (config->alpha_channel_enabled) cairo_set_source_rgba(cr, rgba.red, @@ -106,13 +113,13 @@ draw_graph_background(cairo_t *cr, cairo_set_source_rgba(cr, bgcolor->f_red, bgcolor->f_green, - bgcolor->f_blue, config->graph_bg_alpha); + bgcolor->f_blue, + config->graph_bg_alpha); else cairo_set_source_rgb(cr, bgcolor->f_red, - bgcolor->f_green, bgcolor->f_blue); - - + bgcolor->f_green, + bgcolor->f_blue); cairo_rectangle(cr, g_xoff, g_yoff, g_width, g_height); cairo_fill(cr); @@ -185,7 +192,7 @@ static void draw_sensor_curve(struct psensor *s, first = 1; for (i = 0; i < s->values_max_length; i++) { t = s->measures[i].time.tv_sec; - v = s->measures[i].value.d_num; + v = s->measures[i].value; if (v == UNKNOWN_DBL_VALUE || !t) continue; @@ -209,36 +216,62 @@ static void draw_sensor_curve(struct psensor *s, cairo_stroke(cr); } +static void display_no_graphs_warning(cairo_t *cr, int x, int y) +{ + char *msg; + + msg = strdup(_("No graphs enabled")); + + cairo_select_font_face(cr, + "sans-serif", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + cairo_set_font_size(cr, 18.0); + + cairo_move_to(cr, x, y); + cairo_show_text(cr, msg); + + free(msg); +} void graph_update(struct psensor **sensors, GtkWidget *w_graph, - struct config *config) + struct config *config, + GtkWidget *window) { struct color *fgcolor = config->graph_fgcolor; int et, bt, width, height, g_width, g_height; double min_rpm, max_rpm, mint, maxt; char *strmin, *strmax; /* horizontal and vertical offset of the graph */ - int g_xoff, g_yoff; + int g_xoff, g_yoff, no_graphs, min, max; cairo_surface_t *cst; cairo_t *cr, *cr_pixmap; char *str_btime, *str_etime; cairo_text_extents_t te_btime, te_etime, te_max, te_min; - struct psensor **sensor_cur; + struct psensor **sensor_cur, **enabled_sensors; GtkAllocation galloc; + GtkStyleContext *style_ctx; + GdkRGBA rgba; if (!gtk_widget_is_drawable(w_graph)) return ; - min_rpm = get_min_rpm(sensors); - max_rpm = get_max_rpm(sensors); + enabled_sensors = psensor_list_filter_graph_enabled(sensors); - mint = get_min_temp(sensors); - strmin = psensor_value_to_string(SENSOR_TYPE_TEMP, mint); + min_rpm = get_min_rpm(enabled_sensors); + max_rpm = get_max_rpm(enabled_sensors); - maxt = get_max_temp(sensors); - strmax = psensor_value_to_string(SENSOR_TYPE_TEMP, maxt); + mint = get_min_temp(enabled_sensors); + strmin = psensor_value_to_str(SENSOR_TYPE_TEMP, + mint, + config->temperature_unit == CELCIUS); + + maxt = get_max_temp(enabled_sensors); + strmax = psensor_value_to_str(SENSOR_TYPE_TEMP, + maxt, + config->temperature_unit == CELCIUS); str_btime = time_to_str(get_graph_begin_time_s(config)); str_etime = time_to_str(get_graph_end_time_s()); @@ -279,10 +312,13 @@ graph_update(struct psensor **sensors, draw_graph_background(cr, g_xoff, g_yoff, g_width, g_height, width, height, config, - w_graph); + w_graph, + window); - cairo_set_source_rgb(cr, - fgcolor->f_red, fgcolor->f_green, fgcolor->f_blue); + /** Set the color for text drawing */ + style_ctx = gtk_widget_get_style_context(window); + gtk_style_context_get_color(style_ctx, GTK_STATE_FLAG_NORMAL, &rgba); + cairo_set_source_rgb(cr, rgba.red, rgba.green, rgba.blue); /* draw graph begin time */ cairo_move_to(cr, g_xoff, height - GRAPH_V_PADDING); @@ -316,38 +352,40 @@ graph_update(struct psensor **sensors, et = get_graph_end_time_s(); if (bt && et) { - sensor_cur = sensors; + sensor_cur = enabled_sensors; cairo_set_line_join(cr, CAIRO_LINE_JOIN_ROUND); cairo_set_line_width(cr, 1); + no_graphs = 1; while (*sensor_cur) { struct psensor *s = *sensor_cur; - if (s->enabled) { - double min, max; - - if (is_fan_type(s->type)) { - min = min_rpm; - max = max_rpm; - } else if (s->type & SENSOR_TYPE_CPU_USAGE) { - min = 0; - max = get_max_value - (sensors, - SENSOR_TYPE_CPU_USAGE); - } else { - min = mint; - max = maxt; - } - - draw_sensor_curve(s, cr, - min, max, - bt, et, - g_width, g_height, - g_xoff, g_yoff); + no_graphs = 0; + if (is_fan_type(s->type)) { + min = min_rpm; + max = max_rpm; + } else if (s->type & SENSOR_TYPE_CPU_USAGE) { + min = 0; + max = get_max_value(enabled_sensors, + SENSOR_TYPE_CPU_USAGE); + } else { + min = mint; + max = maxt; } + draw_sensor_curve(s, cr, + min, max, + bt, et, + g_width, g_height, + g_xoff, g_yoff); + sensor_cur++; } + + if (no_graphs) + display_no_graphs_warning(cr, + g_xoff + 12, + g_height / 2); } cr_pixmap = gdk_cairo_create(gtk_widget_get_window(w_graph)); @@ -361,6 +399,8 @@ graph_update(struct psensor **sensors, cairo_paint(cr_pixmap); } + free(enabled_sensors); + cairo_destroy(cr_pixmap); cairo_surface_destroy(cst); cairo_destroy(cr);