1 files changed, 39 insertions, 0 deletions
diff --git a/src/tools.c b/src/tools.c
new file mode 100644
index 0000000..1ff979a
--- /dev/null
+++ b/src/tools.c
@@ -0,0 +1,39 @@
+#include <assert.h>
+
+#include "tools.h"
+#include "types.h"
+#include "canvas.h"
+#include "ui.h"
+
+uint8 tool_cur;
+static uint8 prev_tool;
+
+/* TODO: Move to config.h */
+uint8 tool_array[] = {
+	TOOL_TYPE_PENCIL,
+	TOOL_TYPE_ERASER,
+	TOOL_TYPE_FILL,
+	TOOL_TYPE_CPICKER,
+	TOOL_TYPE_ZOOMOUT,
+	TOOL_TYPE_ZOOMIN,
+	TOOL_TYPE_EMPTY,
+	TOOL_TYPE_CLOWN,
+};
+
+void
+tool_change(uint8 t)
+{
+	if (t != tool_cur) {
+		canvas_mousel_up(cur_canvas);
+		assert(t < tool_array_size());
+		t = (t < tool_array_size()) ? t : tool_array_size() - 1;
+		tool_cur = t;
+		ui_redraw_panel(UI_PANELTYPE_BUTTONS);
+	}
+}
+
+uint8
+tool_array_size()
+{
+	return (sizeof tool_array / sizeof *tool_array);
+}