Math improvements and basic plotting

1 files changed, 22 insertions, 0 deletions

diff --git a/libs/libgui/widgets.h b/libs/libgui/widgets.h
index 4028af6..64bf6a8 100644
--- a/libs/libgui/widgets.h
+++ b/libs/libgui/widgets.h
@@ -6,9 +6,31 @@
 #include <libgui/gfx.h>
 #include <libgui/gui.h>
 
+/**
+ * Button
+ */
+
 void gui_button_custom(u32 window, u32 widget, enum font_type font_type, u32 bg, u32 fg,
 		       void (*click)(struct gui_event_mouse *event), const char *text);
 void gui_button(u32 window, u32 widget, void (*click)(struct gui_event_mouse *event),
 		const char *text);
 
+/**
+ * Plot
+ */
+
+struct gui_plot {
+	f64 *data;
+	u32 current;
+	u32 count;
+	struct gfx_context *ctx;
+};
+
+void gui_plot_iterate(struct gui_plot *plot);
+void gui_plot_destroy(struct gui_plot *plot);
+void gui_plot_draw(struct gui_plot *plot);
+struct gui_plot *gui_plot_data(u32 window, u32 widget, const f64 *data, u32 count);
+struct gui_plot *gui_plot_cubic(u32 window, u32 widget, f64 delta, s32 x_min, s32 x_max, f64 a,
+				f64 b, f64 c, f64 d);
+
 #endif