static void
goc_component_draw (GocItem const *item, cairo_t *cr)
{
GocComponent *component = GOC_COMPONENT (item);
GocCanvas *canvas = item->canvas;
double x0, y0 = component->y;
if (goc_canvas_get_direction (item->canvas) == GOC_DIRECTION_RTL) {
x0 = component->x + component->w;
goc_group_adjust_coords (item->parent, &x0, &y0);
x0 = canvas->width - (int) (x0 - canvas->scroll_x1);
} else {
x0 = component->x;
goc_group_adjust_coords (item->parent, &x0, &y0);
x0 = (int) (x0 - canvas->scroll_x1);
}
cairo_save (cr);
_goc_item_transform (item, cr, TRUE);
if (component->rotation == 0.)
cairo_translate (cr, x0,
(int) (y0 - canvas->scroll_y1));
else {
cairo_translate (cr, x0 + component->w / 2,
(int) (y0 - canvas->scroll_y1 + component->h / 2));
cairo_rotate (cr, -component->rotation);
cairo_translate (cr, -component->w / 2, -component->h / 2);
}
cairo_rectangle (cr, 0., 0., component->w,
component->h);
cairo_clip (cr);
go_component_render (component->component, cr,
component->w,
component->h);
cairo_restore (cr);
}
void GOComponentView::render(UT_Rect & rec)
{
UT_return_if_fail (component);
if (rec.width == 0 || rec.height == 0) // Nothing to render
return;
GR_CairoGraphics *pUGG = static_cast<GR_CairoGraphics*>(m_pGOMan->getGraphics());
UT_sint32 myWidth = pUGG->tdu(rec.width);
UT_sint32 myHeight = pUGG->tdu(rec.height);
UT_sint32 x = pUGG->tdu(rec.left), y;
if ((width != rec.width || ascent + descent != rec.height) && go_component_is_resizable (component))
{
double _ascent, _descent;
go_component_set_size (component, (double) rec.width / UT_LAYOUT_RESOLUTION, (double) rec.height / UT_LAYOUT_RESOLUTION);
g_object_get (G_OBJECT (component), "ascent", &_ascent, "descent", &_descent, NULL);
ascent = (UT_sint32) rint (_ascent * UT_LAYOUT_RESOLUTION);
descent = (UT_sint32) rint (_descent * UT_LAYOUT_RESOLUTION);
}
y = pUGG->tdu(rec.top - ascent);
pUGG->beginPaint();
cairo_t *cr = pUGG->getCairo ();
cairo_save (cr);
cairo_translate (cr, x, y);
go_component_render (component, cr, myWidth, myHeight);
cairo_new_path (cr); // just in case a path has not been ended
cairo_restore (cr);
pUGG->endPaint();
}
