/* use the actor's allocation for the ClutterBox */
static void
cb_button_allocate (ClutterActor *actor,
const ClutterActorBox *box,
ClutterAllocationFlags flags)
{
CbButtonPrivate *priv = CB_BUTTON (actor)->priv;
ClutterActorBox child_box = { 0, };
/* set the allocation for the whole button */
CLUTTER_ACTOR_CLASS (cb_button_parent_class)->allocate (actor, box, flags);
/* make the child (the ClutterBox) fill the parent;
* note that this allocation box is relative to the
* coordinates of the whole button actor, so we can't just
* use the box passed into this function; instead, it
* is adjusted to span the whole of the actor, from its
* top-left corner (0,0) to its bottom-right corner
* (width,height)
*/
child_box.x1 = 0.0;
child_box.y1 = 0.0;
child_box.x2 = clutter_actor_box_get_width (box);
child_box.y2 = clutter_actor_box_get_height (box);
clutter_actor_allocate (priv->child, &child_box, flags);
}
static void
clutter_bin_layout_allocate (ClutterLayoutManager *manager,
ClutterContainer *container,
const ClutterActorBox *allocation,
ClutterAllocationFlags flags)
{
GList *children = clutter_container_get_children (container);
GList *l;
gfloat available_w, available_h;
available_w = clutter_actor_box_get_width (allocation);
available_h = clutter_actor_box_get_height (allocation);
for (l = children; l != NULL; l = l->next)
{
ClutterActor *child = l->data;
ClutterLayoutMeta *meta;
ClutterBinLayer *layer;
ClutterActorBox child_alloc = { 0, };
gdouble x_align, y_align;
gboolean x_fill, y_fill;
meta = clutter_layout_manager_get_child_meta (manager,
container,
child);
layer = CLUTTER_BIN_LAYER (meta);
if (layer->x_align == CLUTTER_BIN_ALIGNMENT_FIXED)
child_alloc.x1 = clutter_actor_get_x (child);
else
child_alloc.x1 = 0.0f;
if (layer->y_align == CLUTTER_BIN_ALIGNMENT_FIXED)
child_alloc.y1 = clutter_actor_get_y (child);
else
child_alloc.y1 = 0.0f;
child_alloc.x2 = available_w;
child_alloc.y2 = available_h;
x_fill = (layer->x_align == CLUTTER_BIN_ALIGNMENT_FILL);
y_fill = (layer->y_align == CLUTTER_BIN_ALIGNMENT_FILL);
x_align = get_bin_alignment_factor (layer->x_align);
y_align = get_bin_alignment_factor (layer->y_align);
clutter_actor_allocate_align_fill (child, &child_alloc,
x_align, y_align,
x_fill, y_fill,
flags);
}
g_list_free (children);
}
static void
ckd_slide_allocate (ClutterActor *actor, const ClutterActorBox *box, ClutterAllocationFlags flags)
{
CkdSlide *self = CKD_SLIDE (actor);
CkdSlidePriv *priv = CKD_SLIDE_GET_PRIVATE (self);
CLUTTER_ACTOR_CLASS (ckd_slide_parent_class)->allocate (actor, box, flags);
gfloat w = clutter_actor_box_get_width (box);
gfloat h = clutter_actor_box_get_height (box);
ClutterActorBox content_box = { 0, 0, w, h };
clutter_actor_allocate (priv->content, &content_box, flags);
}
/**
* clutter_actor_get_allocation_geometry:
* @self: A #ClutterActor
* @geom: (out): allocation geometry in pixels
*
* Gets the layout box an actor has been assigned. The allocation can
* only be assumed valid inside a paint() method; anywhere else, it
* may be out-of-date.
*
* An allocation does not incorporate the actor's scale or anchor point;
* those transformations do not affect layout, only rendering.
*
* The returned rectangle is in pixels.
*
* Since: 0.8
*
* Deprecated: 1.12: Use clutter_actor_get_allocation_box() instead.
*/
void
clutter_actor_get_allocation_geometry (ClutterActor *self,
ClutterGeometry *geom)
{
ClutterActorBox box;
g_return_if_fail (CLUTTER_IS_ACTOR (self));
g_return_if_fail (geom != NULL);
clutter_actor_get_allocation_box (self, &box);
geom->x = CLUTTER_NEARBYINT (clutter_actor_box_get_x (&box));
geom->y = CLUTTER_NEARBYINT (clutter_actor_box_get_y (&box));
geom->width = CLUTTER_NEARBYINT (clutter_actor_box_get_width (&box));
geom->height = CLUTTER_NEARBYINT (clutter_actor_box_get_height (&box));
}
static void slider_allocate(
ClutterActor *actor, const ClutterActorBox *box,
ClutterAllocationFlags flags) {
CLUTTER_ACTOR_CLASS(slider_parent_class)->allocate(actor, box, flags);
SliderPrivate *priv = SLIDER(actor)->priv;
const gfloat box_height = clutter_actor_box_get_height(box);
ClutterActorBox child_box = {
.x1 = 0.0, .y1 = 0.0,
.x2=clutter_actor_box_get_width(box),
.y2=box_height};
clutter_actor_allocate(priv->box, &child_box, flags);
child_box.y1 = box_height * (priv->pos - 0.05);
child_box.y2 = box_height * (priv->pos + 0.05);
clutter_actor_allocate(priv->handle, &child_box, flags);
}
static void slider_paint(ClutterActor *actor) {
SliderPrivate *priv = SLIDER(actor)->priv;
clutter_actor_paint(priv->box);
clutter_actor_paint(priv->handle);
}
static void
clutter_align_constraint_update_allocation (ClutterConstraint *constraint,
ClutterActor *actor,
ClutterActorBox *allocation)
{
ClutterAlignConstraint *align = CLUTTER_ALIGN_CONSTRAINT (constraint);
gfloat source_width, source_height;
gfloat actor_width, actor_height;
gfloat source_x, source_y;
if (align->source == NULL)
return;
clutter_actor_get_position (align->source, &source_x, &source_y);
clutter_actor_get_size (align->source, &source_width, &source_height);
switch (align->align_axis)
{
case CLUTTER_ALIGN_X_AXIS:
actor_width = clutter_actor_box_get_width (allocation);
allocation->x1 = ((source_width - actor_width) * align->factor)
+ source_x;
allocation->x1 = floorf (allocation->x1 + 0.5);
allocation->x2 = allocation->x1 + actor_width;
break;
case CLUTTER_ALIGN_Y_AXIS:
actor_height = clutter_actor_box_get_height (allocation);
allocation->y1 = ((source_height - actor_height) * align->factor)
+ source_y;
allocation->x1 = floorf (allocation->x1 + 0.5);
allocation->y2 = allocation->y1 + actor_height;
break;
default:
g_assert_not_reached ();
break;
}
}
//doc ClutterActorBox with(x1, y1, x2, y2)
IO_METHOD(IoClutterActorBox, with) {
float x1 = IoMessage_locals_floatArgAt_(m, locals, 0),
y1 = IoMessage_locals_floatArgAt_(m, locals, 1),
x2 = IoMessage_locals_floatArgAt_(m, locals, 2),
y2 = IoMessage_locals_floatArgAt_(m, locals, 3);
ClutterActorBox *actorBox = clutter_actor_box_new(x1, y1, x2, y2);
IoClutterActorBox *klone = IoClutterActorBox_newWithActorBox(IOSTATE, actorBox);
IoObject_setSlot_to_(klone,
IOSYMBOL("x1"), IoMessage_locals_numberArgAt_(m, locals, 0)
);
IoObject_setSlot_to_(klone,
IOSYMBOL("y1"), IoMessage_locals_numberArgAt_(m, locals, 1)
);
IoObject_setSlot_to_(klone,
IOSYMBOL("x2"), IoMessage_locals_numberArgAt_(m, locals, 2)
);
IoObject_setSlot_to_(klone,
IOSYMBOL("y2"), IoMessage_locals_numberArgAt_(m, locals, 3)
);
IoObject_setSlot_to_(klone,
IOSYMBOL("width"), IONUMBER(clutter_actor_box_get_width(actorBox))
);
IoObject_setSlot_to_(klone,
IOSYMBOL("height"), IONUMBER(clutter_actor_box_get_height(actorBox))
);
IoObject_setSlot_to_(klone,
IOSYMBOL("area"), IONUMBER(clutter_actor_box_get_area(actorBox))
);
return klone;
}
static void
mex_shell_allocate (ClutterActor *actor,
const ClutterActorBox *box,
ClutterAllocationFlags flags)
{
GList *c;
MxPadding padding;
gfloat width, height;
MexShellPrivate *priv = MEX_SHELL (actor)->priv;
CLUTTER_ACTOR_CLASS (mex_shell_parent_class)->allocate (actor, box, flags);
mx_widget_get_padding (MX_WIDGET (actor), &padding);
width = clutter_actor_box_get_width (box) - padding.left - padding.right;
height = clutter_actor_box_get_height (box) - padding.top - padding.bottom;
for (c = priv->children; c; c = c->next)
{
MexShellChildData *data = c->data;
/* By animating this, we avoid an allocation cycle
* and it also looks kinda cool.
*/
clutter_actor_animate (data->child,
CLUTTER_EASE_OUT_QUAD, 250,
"natural-width", width,
"natural-height", height,
NULL);
data->target_width = width;
data->target_height = height;
clutter_actor_allocate_preferred_size (data->child, flags);
}
}
/* Allocate position and size of actor and its children */
static void _xfdashboard_text_box_allocate(ClutterActor *self,
const ClutterActorBox *inBox,
ClutterAllocationFlags inFlags)
{
XfdashboardTextBoxPrivate *priv=XFDASHBOARD_TEXT_BOX(self)->priv;
ClutterActorBox *box=NULL;
gfloat left, right, top, bottom;
gfloat iconWidth, iconHeight;
/* Chain up to store the allocation of the actor */
CLUTTER_ACTOR_CLASS(xfdashboard_text_box_parent_class)->allocate(self, inBox, inFlags);
/* Initialize bounding box of allocation used in actors */
left=top=priv->padding;
right=clutter_actor_box_get_width(inBox)-priv->padding;
bottom=clutter_actor_box_get_height(inBox)-priv->padding;
/* Set allocation of primary icon if visible */
if(CLUTTER_ACTOR_IS_VISIBLE(priv->actorPrimaryIcon))
{
gfloat childRight;
/* Get scale size of primary icon */
iconWidth=iconHeight=0.0f;
clutter_actor_get_size(priv->actorPrimaryIcon, &iconWidth, &iconHeight);
if(iconHeight>0.0f) iconWidth=(bottom-top)*(iconWidth/iconHeight);
/* Set allocation */
childRight=left+iconWidth;
box=clutter_actor_box_new(floor(left), floor(top), floor(childRight), floor(bottom));
clutter_actor_allocate(CLUTTER_ACTOR(priv->actorPrimaryIcon), box, inFlags);
clutter_actor_box_free(box);
/* Adjust bounding box for next actor */
left=childRight+priv->spacing;
}
/* Set allocation of secondary icon if visible */
if(CLUTTER_ACTOR_IS_VISIBLE(priv->actorSecondaryIcon))
{
gfloat childLeft;
/* Get scale size of secondary icon */
iconWidth=0.0f;
clutter_actor_get_size(priv->actorSecondaryIcon, &iconWidth, &iconHeight);
if(iconHeight>0.0f) iconWidth=(bottom-top)*(iconWidth/iconHeight);
/* Set allocation */
childLeft=right-iconWidth;
box=clutter_actor_box_new(floor(childLeft), floor(top), floor(right), floor(bottom));
clutter_actor_allocate(CLUTTER_ACTOR(priv->actorSecondaryIcon), box, inFlags);
clutter_actor_box_free(box);
/* Adjust bounding box for next actor */
right=childLeft-priv->spacing;
}
/* Set allocation of editable text box if visible */
if(CLUTTER_ACTOR_IS_VISIBLE(priv->actorTextBox))
{
gfloat textHeight;
/* Get height of text */
clutter_actor_get_preferred_size(CLUTTER_ACTOR(priv->actorTextBox),
NULL, NULL,
NULL, &textHeight);
/* Set allocation */
box=clutter_actor_box_new(floor(left), floor(bottom-textHeight), floor(right), floor(bottom));
clutter_actor_allocate(CLUTTER_ACTOR(priv->actorTextBox), box, inFlags);
clutter_actor_box_free(box);
}
/* Set allocation of hint label if visible */
if(CLUTTER_ACTOR_IS_VISIBLE(priv->actorHintLabel))
{
gfloat textHeight;
/* Get height of label */
clutter_actor_get_preferred_size(CLUTTER_ACTOR(priv->actorHintLabel),
NULL, NULL,
NULL, &textHeight);
/* Set allocation */
box=clutter_actor_box_new(floor(left), floor(bottom-textHeight), floor(right), floor(bottom));
clutter_actor_allocate(CLUTTER_ACTOR(priv->actorHintLabel), box, inFlags);
clutter_actor_box_free(box);
}
}
/* Re-layout and allocate children of container we manage */
static void _xfdashboard_fill_box_layout_allocate(ClutterLayoutManager *inLayoutManager,
ClutterContainer *inContainer,
const ClutterActorBox *inAllocation,
ClutterAllocationFlags inFlags)
{
XfdashboardFillBoxLayout *self;
XfdashboardFillBoxLayoutPrivate *priv;
ClutterActor *child;
ClutterActorIter iter;
gfloat parentWidth, parentHeight;
gfloat homogeneousSize;
gfloat x, y, w, h;
gfloat aspectRatio;
ClutterActorBox childAllocation;
g_return_if_fail(XFDASHBOARD_IS_FILL_BOX_LAYOUT(inLayoutManager));
g_return_if_fail(CLUTTER_IS_CONTAINER(inContainer));
self=XFDASHBOARD_FILL_BOX_LAYOUT(inLayoutManager);
priv=self->priv;
/* Get dimension of allocation */
parentWidth=clutter_actor_box_get_width(inAllocation);
parentHeight=clutter_actor_box_get_height(inAllocation);
/* If homogeneous determine sizes for all children */
if(priv->isHomogeneous==TRUE)
{
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL)
{
_xfdashboard_fill_box_layout_get_largest_sizes(self, inContainer, NULL, &homogeneousSize, NULL, NULL);
}
else
{
_xfdashboard_fill_box_layout_get_largest_sizes(self, inContainer, NULL, NULL, NULL, &homogeneousSize);
}
}
/* Iterate through children and set their sizes */
x=y=0.0f;
clutter_actor_iter_init(&iter, CLUTTER_ACTOR(inContainer));
while(clutter_actor_iter_next(&iter, &child))
{
/* Only set sizes on visible children */
if(!clutter_actor_is_visible(child)) continue;
/* Calculate and set new allocation of child */
if(priv->isHomogeneous==FALSE)
{
clutter_actor_get_size(CLUTTER_ACTOR(inContainer), &w, &h);
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL)
{
aspectRatio=w/h;
h=parentHeight;
w=h*aspectRatio;
}
else
{
aspectRatio=h/w;
w=parentWidth;
h=w*aspectRatio;
}
}
else
{
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL)
{
w=homogeneousSize;
h=parentHeight;
}
else
{
w=parentWidth;
h=homogeneousSize;
}
}
/* Set new allocation of child */
childAllocation.x1=ceil(x);
childAllocation.y1=ceil(y);
childAllocation.x2=ceil(childAllocation.x1+w);
childAllocation.y2=ceil(childAllocation.y1+h);
clutter_actor_allocate(child, &childAllocation, inFlags);
/* Set up for next child */
if(priv->orientation==CLUTTER_ORIENTATION_HORIZONTAL) x+=(w+priv->spacing);
else y+=(h+priv->spacing);
}
}
/* Allocate position and size of actor and its children */
static void _xfdashboard_viewpad_allocate(ClutterActor *self,
const ClutterActorBox *inBox,
ClutterAllocationFlags inFlags)
{
XfdashboardViewpadPrivate *priv=XFDASHBOARD_VIEWPAD(self)->priv;
ClutterActorClass *actorClass=CLUTTER_ACTOR_CLASS(xfdashboard_viewpad_parent_class);
gfloat viewWidth, viewHeight;
gfloat vScrollbarWidth, vScrollbarHeight;
gfloat hScrollbarWidth, hScrollbarHeight;
gboolean hScrollbarVisible, vScrollbarVisible;
ClutterActorBox *box;
gfloat x, y, w, h;
/* Chain up to store the allocation of the actor */
if(actorClass->allocate) actorClass->allocate(self, inBox, inFlags);
/* Initialize largest possible allocation for view and determine
* real size of view to show. The real size is used to determine
* scroll bar visibility if policy is automatic */
viewWidth=clutter_actor_box_get_width(inBox);
viewHeight=clutter_actor_box_get_height(inBox);
/* Determine visibility of scroll bars */
hScrollbarVisible=FALSE;
if(priv->hScrollbarPolicy==XFDASHBOARD_POLICY_ALWAYS ||
(priv->hScrollbarPolicy==XFDASHBOARD_POLICY_AUTOMATIC &&
xfdashboard_scrollbar_get_range(XFDASHBOARD_SCROLLBAR(priv->hScrollbar))>viewWidth))
{
hScrollbarVisible=TRUE;
}
if(xfdashboard_view_get_fit_mode(XFDASHBOARD_VIEW(priv->activeView))==XFDASHBOARD_FIT_MODE_HORIZONTAL ||
xfdashboard_view_get_fit_mode(XFDASHBOARD_VIEW(priv->activeView))==XFDASHBOARD_FIT_MODE_BOTH)
{
hScrollbarVisible=FALSE;
}
vScrollbarVisible=FALSE;
if(priv->vScrollbarPolicy==XFDASHBOARD_POLICY_ALWAYS ||
(priv->vScrollbarPolicy==XFDASHBOARD_POLICY_AUTOMATIC &&
xfdashboard_scrollbar_get_range(XFDASHBOARD_SCROLLBAR(priv->vScrollbar))>viewHeight))
{
vScrollbarVisible=TRUE;
}
if(xfdashboard_view_get_fit_mode(XFDASHBOARD_VIEW(priv->activeView))==XFDASHBOARD_FIT_MODE_VERTICAL ||
xfdashboard_view_get_fit_mode(XFDASHBOARD_VIEW(priv->activeView))==XFDASHBOARD_FIT_MODE_BOTH)
{
vScrollbarVisible=FALSE;
}
/* Set allocation for visible scroll bars */
vScrollbarWidth=0.0f;
vScrollbarHeight=viewHeight;
clutter_actor_get_preferred_width(priv->vScrollbar, -1, NULL, &vScrollbarWidth);
hScrollbarWidth=viewWidth;
hScrollbarHeight=0.0f;
clutter_actor_get_preferred_height(priv->hScrollbar, -1, NULL, &hScrollbarHeight);
if(hScrollbarVisible && vScrollbarVisible)
{
vScrollbarHeight-=hScrollbarHeight;
hScrollbarWidth-=vScrollbarWidth;
}
if(vScrollbarVisible==FALSE) box=clutter_actor_box_new(0, 0, 0, 0);
else box=clutter_actor_box_new(viewWidth-vScrollbarWidth, 0, viewWidth, vScrollbarHeight);
clutter_actor_allocate(priv->vScrollbar, box, inFlags);
clutter_actor_box_free(box);
if(hScrollbarVisible==FALSE) box=clutter_actor_box_new(0, 0, 0, 0);
else box=clutter_actor_box_new(0, viewHeight-hScrollbarHeight, hScrollbarWidth, viewHeight);
clutter_actor_allocate(priv->hScrollbar, box, inFlags);
clutter_actor_box_free(box);
/* Reduce allocation for view by any visible scroll bar
* and set allocation and clipping of view
*/
if(priv->activeView)
{
/* Set allocation */
if(vScrollbarVisible) viewWidth-=vScrollbarWidth;
if(hScrollbarVisible) viewHeight-=hScrollbarHeight;
x=y=0.0f;
if(clutter_actor_has_clip(CLUTTER_ACTOR(priv->activeView)))
{
clutter_actor_get_clip(CLUTTER_ACTOR(priv->activeView), &x, &y, NULL, NULL);
}
switch(xfdashboard_view_get_fit_mode(XFDASHBOARD_VIEW(priv->activeView)))
{
case XFDASHBOARD_FIT_MODE_BOTH:
w=viewWidth;
h=viewHeight;
break;
case XFDASHBOARD_FIT_MODE_HORIZONTAL:
w=viewWidth;
clutter_actor_get_preferred_height(CLUTTER_ACTOR(priv->activeView), w, NULL, &h);
break;
case XFDASHBOARD_FIT_MODE_VERTICAL:
h=viewHeight;
clutter_actor_get_preferred_width(CLUTTER_ACTOR(priv->activeView), h, NULL, &w);
break;
default:
clutter_actor_get_preferred_size(CLUTTER_ACTOR(priv->activeView), NULL, NULL, &w, &h);
break;
}
box=clutter_actor_box_new(0, 0, w, h);
clutter_actor_allocate(CLUTTER_ACTOR(priv->activeView), box, inFlags);
clutter_actor_box_free(box);
clutter_actor_set_clip(CLUTTER_ACTOR(priv->activeView), x, y, viewWidth, viewHeight);
}
/* Only set value if it changes */
if(priv->hScrollbarVisible!=hScrollbarVisible)
{
/* Set new value */
priv->hScrollbarVisible=hScrollbarVisible;
/* Notify about property change */
g_object_notify_by_pspec(G_OBJECT(self), XfdashboardViewpadProperties[PROP_HSCROLLBAR_VISIBLE]);
}
if(priv->vScrollbarVisible!=vScrollbarVisible)
{
/* Set new value */
priv->vScrollbarVisible=vScrollbarVisible;
/* Notify about property change */
g_object_notify_by_pspec(G_OBJECT(self), XfdashboardViewpadProperties[PROP_VSCROLLBAR_VISIBLE]);
}
}
