#include <assert.h>

#include "tools.h"
#include "types.h"
#include "action.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_UNDO,
	TOOL_TYPE_CLOWN,
	TOOL_TYPE_REDO,
};

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);
}