1 files changed, 135 insertions, 0 deletions
diff --git a/src/load-graph.h b/src/load-graph.h
new file mode 100644
index 0000000..1be59ad
--- /dev/null
+++ b/src/load-graph.h
@@ -0,0 +1,135 @@
+/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+#ifndef _GSM_LOAD_GRAPH_H_
+#define _GSM_LOAD_GRAPH_H_
+
+#include <glib.h>
+#include <glibtop/cpu.h>
+
+#include "legacy/gsm_color_button.h"
+#include "util.h"
+
+enum
+{
+    LOAD_GRAPH_CPU,
+    LOAD_GRAPH_MEM,
+    LOAD_GRAPH_NET
+};
+
+enum
+{
+    CPU_TOTAL,
+    CPU_USED,
+    N_CPU_STATES
+};
+
+struct LoadGraphLabels
+{
+    GtkLabel *cpu[GLIBTOP_NCPU];
+    GtkLabel *memory;
+    GtkLabel *swap;
+    GtkLabel *net_in;
+    GtkLabel *net_in_total;
+    GtkLabel *net_out;
+    GtkLabel *net_out_total;
+};
+
+struct LoadGraph
+  : private procman::NonCopyable
+{
+    static const unsigned NUM_POINTS = 60 + 2;
+    static const unsigned GRAPH_MIN_HEIGHT = 40;
+
+    LoadGraph(guint type);
+    ~LoadGraph();
+
+    unsigned num_bars() const;
+    void clear_background();
+
+    double fontsize;
+    double rmargin;
+    /* left margin */
+    double indent;
+
+    guint n;
+    gint type;
+    guint speed;
+    guint draw_width, draw_height;
+    guint render_counter;
+    guint frames_per_unit;
+    guint graph_dely;
+    guint real_draw_height;
+    double graph_delx;
+    guint graph_buffer_offset;
+
+    std::vector<GdkRGBA> colors;
+
+    std::vector<double> data_block;
+    double* data[NUM_POINTS];
+
+    GtkBox *main_widget;
+    GtkDrawingArea *disp;
+
+    cairo_surface_t *background;
+
+    guint timer_index;
+
+    gboolean draw;
+
+    LoadGraphLabels labels;
+    GsmColorButton *mem_color_picker;
+    GsmColorButton *swap_color_picker;
+
+    /* union { */
+    struct
+    {
+        guint now; /* 0 -> current, 1 -> last
+                      now ^ 1 each time */
+        /* times[now], times[now ^ 1] is last */
+        guint64 times[2][GLIBTOP_NCPU][N_CPU_STATES];
+    } cpu;
+
+    struct
+    {
+        guint64 last_in, last_out;
+        guint64 time;
+        guint64 max;
+        unsigned values[NUM_POINTS];
+        size_t cur;
+    } net;
+    /* }; */
+};
+
+/* Force a drawing update */
+void
+load_graph_queue_draw (LoadGraph *g);
+
+/* Start load graph. */
+void
+load_graph_start (LoadGraph *g);
+
+/* Stop load graph. */
+void
+load_graph_stop (LoadGraph *g);
+
+/* Change load graph speed and restart it if it has been previously started */
+void
+load_graph_change_speed (LoadGraph *g,
+                         guint new_speed);
+
+/* Clear the history data. */
+void
+load_graph_reset (LoadGraph *g);
+
+LoadGraphLabels*
+load_graph_get_labels (LoadGraph *g) G_GNUC_CONST;
+
+GtkBox*
+load_graph_get_widget (LoadGraph *g) G_GNUC_CONST;
+
+GsmColorButton*
+load_graph_get_mem_color_picker(LoadGraph *g) G_GNUC_CONST;
+
+GsmColorButton*
+load_graph_get_swap_color_picker(LoadGraph *g) G_GNUC_CONST;
+
+#endif /* _GSM_LOAD_GRAPH_H_ */