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authorStefano Karapetsas <[email protected]>2014-01-16 15:19:35 +0100
committerStefano Karapetsas <[email protected]>2014-01-16 15:19:35 +0100
commit719ddc54545812e474ee0d5c2d7c309e8a45db82 (patch)
tree5783d4a1319588e39d75b19fab038e4eb1d3e89c /src/gpm-graph-widget.c
parent4fd2ae34e50e63ef562356f804dbdea81341f4e2 (diff)
downloadmate-power-manager-719ddc54545812e474ee0d5c2d7c309e8a45db82.tar.bz2
mate-power-manager-719ddc54545812e474ee0d5c2d7c309e8a45db82.tar.xz
Improve GTK3 support
Diffstat (limited to 'src/gpm-graph-widget.c')
-rw-r--r--src/gpm-graph-widget.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/gpm-graph-widget.c b/src/gpm-graph-widget.c
index 5d74dce..44ca047 100644
--- a/src/gpm-graph-widget.c
+++ b/src/gpm-graph-widget.c
@@ -33,6 +33,10 @@
#include "egg-color.h"
#include "egg-precision.h"
+#if GTK_CHECK_VERSION (3, 0, 0)
+#include <math.h>
+#endif
+
G_DEFINE_TYPE (GpmGraphWidget, gpm_graph_widget, GTK_TYPE_DRAWING_AREA);
#define GPM_GRAPH_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GPM_TYPE_GRAPH_WIDGET, GpmGraphWidgetPrivate))
#define GPM_GRAPH_WIDGET_FONT "Sans 8"
@@ -69,7 +73,11 @@ struct GpmGraphWidgetPrivate
GPtrArray *plot_list;
};
+#if GTK_CHECK_VERSION (3, 0, 0)
+static gboolean gpm_graph_widget_draw (GtkWidget *graph, cairo_t *cr);
+#else
static gboolean gpm_graph_widget_expose (GtkWidget *graph, GdkEventExpose *event);
+#endif
static void gpm_graph_widget_finalize (GObject *object);
enum
@@ -233,7 +241,11 @@ gpm_graph_widget_class_init (GpmGraphWidgetClass *class)
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
GObjectClass *object_class = G_OBJECT_CLASS (class);
+#if GTK_CHECK_VERSION (3, 0, 0)
+ widget_class->draw = gpm_graph_widget_draw;
+#else
widget_class->expose_event = gpm_graph_widget_expose;
+#endif
object_class->get_property = up_graph_get_property;
object_class->set_property = up_graph_set_property;
object_class->finalize = gpm_graph_widget_finalize;
@@ -1140,8 +1152,25 @@ 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 */
@@ -1149,12 +1178,15 @@ 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;
}