/** Create a brand new graph.
* \param w The widget to initialize.
* \return The same widget.
*/
widget_t *
widget_graph(widget_t *w)
{
luaA_deprecate(globalconf.L, "awful.widget.graph");
w->draw = graph_draw;
w->index = luaA_graph_index;
w->newindex = luaA_graph_newindex;
w->destructor = graph_destructor;
w->extents = graph_extents;
graph_data_t *d = w->data = p_new(graph_data_t, 1);
d->width = 80;
d->height = 0.80;
d->size = d->width - 2;
d->grow = Left;
d->draw_from = p_new(int, d->size);
d->draw_to = p_new(int, d->size);
xcolor_to_color(&globalconf.colors.bg, &d->bg);
xcolor_to_color(&globalconf.colors.fg, &d->border_color);
return w;
}
/** Add a plot to a graph.
* \param d The graph private data.
* \param title The plot title.
* \return A new plot.
*/
static plot_t *
graph_plot_add(graph_data_t *d, const char *title)
{
plot_t plot;
p_clear(&plot, 1);
plot.title = a_strdup(title);
plot.values = p_new(float, d->size);
plot.lines = p_new(int, d->size);
plot.max_value = 100.0;
plot.vertical_gradient = true;
xcolor_to_color(&globalconf.colors.fg, &plot.color_start);
plot_array_append(&d->plots, plot);
return &d->plots.tab[d->plots.len - 1];
}
/** Render a list of widgets.
* \param wibox The wibox.
* \todo Remove GC.
*/
void
widget_render(wibox_t *wibox)
{
lua_State *L = globalconf.L;
draw_context_t *ctx = &wibox->ctx;
area_t rectangle = { 0, 0, 0, 0 };
color_t col;
rectangle.width = ctx->width;
rectangle.height = ctx->height;
if (!widget_geometries(wibox))
return;
if(ctx->bg.alpha != 0xffff)
{
int x = wibox->geometry.x + wibox->border_width,
y = wibox->geometry.y + wibox->border_width;
xcb_get_property_reply_t *prop_r;
char *data;
xcb_pixmap_t rootpix;
xcb_get_property_cookie_t prop_c;
xcb_screen_t *s = xutil_screen_get(globalconf.connection, ctx->phys_screen);
prop_c = xcb_get_property_unchecked(globalconf.connection, false, s->root, _XROOTPMAP_ID,
PIXMAP, 0, 1);
if((prop_r = xcb_get_property_reply(globalconf.connection, prop_c, NULL)))
{
if(prop_r->value_len
&& (data = xcb_get_property_value(prop_r))
&& (rootpix = *(xcb_pixmap_t *) data))
switch(wibox->orientation)
{
case North:
draw_rotate(ctx,
rootpix, ctx->pixmap,
s->width_in_pixels, s->height_in_pixels,
ctx->width, ctx->height,
M_PI_2,
y + ctx->width,
- x);
break;
case South:
draw_rotate(ctx,
rootpix, ctx->pixmap,
s->width_in_pixels, s->height_in_pixels,
ctx->width, ctx->height,
- M_PI_2,
- y,
x + ctx->height);
break;
case East:
xcb_copy_area(globalconf.connection, rootpix,
wibox->pixmap, wibox->gc,
x, y,
0, 0,
ctx->width, ctx->height);
break;
}
p_delete(&prop_r);
}
}
widget_node_array_t *widgets = &wibox->widgets;
widget_node_array_wipe(widgets);
widget_node_array_init(widgets);
/* push wibox */
luaA_object_push(globalconf.L, wibox);
/* push widgets table */
luaA_object_push_item(globalconf.L, -1, wibox->widgets_table);
/* remove wibox */
lua_remove(globalconf.L, -2);
luaA_table2widgets(L, widgets);
/* get computed geometries */
for(unsigned int i = 0; i < lua_objlen(L, -1); i++)
{
lua_pushnumber(L, i + 1);
lua_gettable(L, -2);
widgets->tab[i].geometry.x = luaA_getopt_number(L, -1, "x", wibox->geometry.x);
widgets->tab[i].geometry.y = luaA_getopt_number(L, -1, "y", wibox->geometry.y);
widgets->tab[i].geometry.width = luaA_getopt_number(L, -1, "width", 1);
widgets->tab[i].geometry.height = luaA_getopt_number(L, -1, "height", 1);
lua_pop(L, 1);
}
lua_pop(L, 1);
/* draw background image, only if the background color is not opaque */
if(wibox->bg_image && ctx->bg.alpha != 0xffff)
draw_image(ctx, 0, 0, 1.0, wibox->bg_image);
/* draw background color */
xcolor_to_color(&ctx->bg, &col);
draw_rectangle(ctx, rectangle, 1.0, true, &col);
/* draw everything! */
for(int i = 0; i < widgets->len; i++)
if(widgets->tab[i].widget->isvisible)
widgets->tab[i].widget->draw(widgets->tab[i].widget,
ctx, widgets->tab[i].geometry, wibox);
switch(wibox->orientation)
{
case South:
draw_rotate(ctx, ctx->pixmap, wibox->pixmap,
ctx->width, ctx->height,
ctx->height, ctx->width,
M_PI_2, ctx->height, 0);
break;
case North:
draw_rotate(ctx, ctx->pixmap, wibox->pixmap,
ctx->width, ctx->height,
ctx->height, ctx->width,
- M_PI_2, 0, ctx->width);
break;
case East:
break;
}
}
