diff options
Diffstat (limited to 'profile.c')
| -rw-r--r-- | profile.c | 38 |
1 files changed, 5 insertions, 33 deletions
@@ -1,3 +1,7 @@ +/* profile.c */ +/* creates all the necessary data for drawing the dive profile + * uses cairo to draw it + */ #include <stdio.h> #include <stdlib.h> #include <stdarg.h> @@ -72,7 +76,7 @@ static void set_source_rgba(struct graphics_context *gc, double r, double g, dou cairo_set_source_rgba(gc->cr, r, g, b, a); } -static void set_source_rgb(struct graphics_context *gc, double r, double g, double b) +void set_source_rgb(struct graphics_context *gc, double r, double g, double b) { set_source_rgba(gc, r, g, b, 1); } @@ -741,35 +745,3 @@ void plot(struct graphics_context *gc, int w, int h, struct dive *dive) cairo_stroke(gc->cr); } - -static gboolean expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data) -{ - struct dive *dive = current_dive; - struct graphics_context gc = { .printer = 0 }; - int w,h; - - w = widget->allocation.width; - h = widget->allocation.height; - - gc.cr = gdk_cairo_create(widget->window); - set_source_rgb(&gc, 0, 0, 0); - cairo_paint(gc.cr); - - if (dive) - plot(&gc, w, h, dive); - - cairo_destroy(gc.cr); - - return FALSE; -} - -GtkWidget *dive_profile_widget(void) -{ - GtkWidget *da; - - da = gtk_drawing_area_new(); - gtk_widget_set_size_request(da, 350, 250); - g_signal_connect(da, "expose_event", G_CALLBACK(expose_event), NULL); - - return da; -} |