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authorraveit65 <[email protected]>2016-07-09 13:31:18 +0200
committerraveit65 <[email protected]>2016-07-25 16:13:27 +0200
commite2d30b28338f4d2947117bd98b9555915fd55fe0 (patch)
treee712c4775b04ac082e403f52c67cd95dc0915673 /src/gpm-graph-widget.c
parent99cbd615accb3a9f52beb12240e116b11f75e06d (diff)
downloadmate-power-manager-e2d30b28338f4d2947117bd98b9555915fd55fe0.tar.bz2
mate-power-manager-e2d30b28338f4d2947117bd98b9555915fd55fe0.tar.xz
GTK+-3 graph-widget: improve expose --> draw changes
taken from: https://git.gnome.org/browse/gnome-power-manager/commit/?id=cd9255c
Diffstat (limited to 'src/gpm-graph-widget.c')
-rw-r--r--src/gpm-graph-widget.c63
1 files changed, 43 insertions, 20 deletions
diff --git a/src/gpm-graph-widget.c b/src/gpm-graph-widget.c
index 1f6f9ed..af74ba7 100644
--- a/src/gpm-graph-widget.c
+++ b/src/gpm-graph-widget.c
@@ -1075,6 +1075,43 @@ gpm_graph_widget_legend_calculate_size (GpmGraphWidget *graph, cairo_t *cr,
return TRUE;
}
+#if GTK_CHECK_VERSION (3, 0, 0)
+/**
+ * gpm_graph_widget_draw:
+ * @graph: This class instance
+ * @event: The expose event
+ *
+ * Just repaint the entire graph widget on expose.
+ **/
+static gboolean
+gpm_graph_widget_draw (GtkWidget *widget, cairo_t *cr)
+{
+ GtkAllocation allocation;
+ gint legend_x = 0;
+ gint legend_y = 0;
+ guint legend_height = 0;
+ guint legend_width = 0;
+ gfloat data_x;
+ gfloat data_y;
+
+ GpmGraphWidget *graph = (GpmGraphWidget*) widget;
+ g_return_val_if_fail (graph != NULL, FALSE);
+ g_return_val_if_fail (GPM_IS_GRAPH_WIDGET (graph), FALSE);
+
+ gpm_graph_widget_legend_calculate_size (graph, cr, &legend_width, &legend_height);
+ cairo_save (cr);
+
+ /* we need this so we know the y text */
+ if (graph->priv->autorange_x)
+ gpm_graph_widget_autorange_x (graph);
+ if (graph->priv->autorange_y)
+ gpm_graph_widget_autorange_y (graph);
+
+ graph->priv->box_x = gpm_graph_widget_get_y_label_max_width (graph, cr) + 10;
+ graph->priv->box_y = 5;
+
+ gtk_widget_get_allocation (widget, &allocation);
+#else
/**
* gpm_graph_widget_draw_graph:
* @graph: This class instance
@@ -1110,6 +1147,7 @@ gpm_graph_widget_draw_graph (GtkWidget *graph_widget, cairo_t *cr)
graph->priv->box_y = 5;
gtk_widget_get_allocation (graph_widget, &allocation);
+#endif
graph->priv->box_height = allocation.height - (20 + graph->priv->box_y);
/* make size adjustment for legend */
@@ -1142,8 +1180,12 @@ gpm_graph_widget_draw_graph (GtkWidget *graph_widget, cairo_t *cr)
gpm_graph_widget_draw_legend (graph, legend_x, legend_y, legend_width, legend_height);
cairo_restore (cr);
+#if GTK_CHECK_VERSION (3, 0, 0)
+ return FALSE;
+#endif
}
+#if !GTK_CHECK_VERSION (3, 0, 0)
/**
* gpm_graph_widget_expose:
* @graph: This class instance
@@ -1152,25 +1194,8 @@ gpm_graph_widget_draw_graph (GtkWidget *graph_widget, cairo_t *cr)
* Just repaint the entire graph widget on expose.
**/
static gboolean
-#if GTK_CHECK_VERSION (3, 0, 0)
-gpm_graph_widget_draw (GtkWidget *graph, cairo_t *cr)
-#else
gpm_graph_widget_expose (GtkWidget *graph, GdkEventExpose *event)
-#endif
{
-#if GTK_CHECK_VERSION (3, 0, 0)
- GdkRectangle area;
- gdouble x1, y1, x2, y2;
-
- cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
- area.x = floor (x1);
- area.y = floor (y1);
- area.width = ceil (x2) - area.x;
- area.height = ceil (y2) - area.y;
- cairo_rectangle (cr,
- area.x, area.y,
- area.width, area.height);
-#else
cairo_t *cr;
/* get a cairo_t */
@@ -1178,17 +1203,15 @@ gpm_graph_widget_expose (GtkWidget *graph, GdkEventExpose *event)
cairo_rectangle (cr,
event->area.x, event->area.y,
event->area.width, event->area.height);
-#endif
cairo_clip (cr);
((GpmGraphWidget *)graph)->priv->cr = cr;
gpm_graph_widget_draw_graph (graph, cr);
-#if !GTK_CHECK_VERSION (3, 0, 0)
cairo_destroy (cr);
-#endif
return FALSE;
}
+#endif
/**
* gpm_graph_widget_new: