xplayhead.h File Reference

Go to the source code of this file.

Functions
Widget_t *	add_playhead (Widget_t *parent, const char *label, Adjustment_t *clip, Adjustment_t *cut, int x, int y, int width, int height)
	add_playhead - add a playhead to a Widget_t connect to func.value_changed_callback to implement your actions

Function Documentation

add_playhead()

Widget_t * add_playhead	(	Widget_t *	parent,
		const char *	label,
		Adjustment_t *	clip,
		Adjustment_t *	cut,
		int	x,
		int	y,
		int	width,
		int	height
	)

add_playhead - add a playhead to a Widget_t connect to func.value_changed_callback to implement your actions

Parameters

*parent	- pointer to the Widget_t request the vumeter
*label	- Label to show on the vumeter
*clip	- Adjustment_t used to clip the play section start
*cut	- Adjustment_t used to cut the play section end
x,y,width,height	- the position/geometry to create the vumeter

Returns

Widget_t* - pointer to the Widget_t meter struct

Definition at line 32 of file xplayhead.c.

                                                                        {
 
    Widget_t *wid = create_widget(parent->app, parent, x, y, width, height);
    _create_playhead_image(wid, width, height);
    wid->flags |= HAS_MEM;
    wid->label = label;
    wid->adj = add_adjustment(wid,0.0, 0.0, 0.0, 1000.0,1.0, CL_METER);
    wid->adj_x = clip;
    wid->adj_y = cut;
    wid->scale.gravity = ASPECT;
    wid->func.expose_callback = _draw_playhead;
    wid->func.mem_free_callback = playhead_mem_free;
    return wid;
}

References _create_playhead_image(), _draw_playhead(), add_adjustment(), Widget_t::adj, Widget_t::adj_x, Widget_t::adj_y, Widget_t::app, ASPECT, CL_METER, create_widget(), Func_t::expose_callback, Widget_t::flags, Widget_t::func, Resize_t::gravity, HAS_MEM, Widget_t::label, Func_t::mem_free_callback, playhead_mem_free(), and Widget_t::scale.