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/*
* Base class for gradients and patterns
*
* Author:
* Lauris Kaplinski <lauris@kaplinski.com>
* Jon A. Cruz <jon@joncruz.org>
*
* Copyright (C) 1999-2002 Lauris Kaplinski
* Copyright (C) 2000-2001 Ximian, Inc.
* Copyright (C) 2000-2001 Ximian, Inc.
* Copyright (C) 2010 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include <string.h>
#include "sp-paint-server.h"
#include "sp-gradient.h"
#include "xml/node.h"
static void sp_paint_server_class_init(SPPaintServerClass *psc);
static void sp_paint_server_init(SPPaintServer *ps);
static void sp_paint_server_release(SPObject *object);
static cairo_pattern_t *sp_paint_server_create_dummy_pattern(SPPaintServer *ps, cairo_t *ct, NRRect const *bbox, double opacity);
static SPObjectClass *parent_class;
GType sp_paint_server_get_type (void)
{
static GType type = 0;
if (!type) {
GTypeInfo info = {
sizeof(SPPaintServerClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) sp_paint_server_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof(SPPaintServer),
16, /* n_preallocs */
(GInstanceInitFunc) sp_paint_server_init,
NULL, /* value_table */
};
type = g_type_register_static(SP_TYPE_OBJECT, "SPPaintServer", &info, (GTypeFlags) 0);
}
return type;
}
static void sp_paint_server_class_init(SPPaintServerClass *psc)
{
SPObjectClass *sp_object_class = (SPObjectClass *) psc;
sp_object_class->release = sp_paint_server_release;
psc->pattern_new = sp_paint_server_create_dummy_pattern;
parent_class = (SPObjectClass *) g_type_class_ref(SP_TYPE_OBJECT);
}
static void sp_paint_server_init(SPPaintServer *ps)
{
}
static void sp_paint_server_release(SPObject *object)
{
if (((SPObjectClass *) parent_class)->release) {
((SPObjectClass *) parent_class)->release(object);
}
}
cairo_pattern_t *sp_paint_server_create_pattern(SPPaintServer *ps,
cairo_t *ct,
NRRect const *bbox,
double opacity)
{
// NOTE: the ct argument is used for when rendering patterns
// to create a group, instead of explicitly creating a temporary surface
g_return_val_if_fail(ps != NULL, NULL);
g_return_val_if_fail(SP_IS_PAINT_SERVER(ps), NULL);
g_return_val_if_fail(bbox != NULL, NULL);
cairo_pattern_t *cp = NULL;
SPPaintServerClass *psc = (SPPaintServerClass *) G_OBJECT_GET_CLASS(ps);
if ( psc->pattern_new ) {
cp = (*psc->pattern_new)(ps, ct, bbox, opacity);
}
return cp;
}
static cairo_pattern_t *
sp_paint_server_create_dummy_pattern(SPPaintServer */*ps*/,
cairo_t */* ct */,
NRRect const */*bbox*/,
double /* opacity */)
{
cairo_pattern_t *cp = cairo_pattern_create_rgb(1.0, 0.0, 1.0);
return cp;
}
bool SPPaintServer::isSwatch() const
{
bool swatch = false;
if (SP_IS_GRADIENT(this)) {
SPGradient *grad = SP_GRADIENT(this);
if ( SP_GRADIENT_HAS_STOPS(grad) ) {
gchar const * attr = repr->attribute("osb:paint");
if (attr && !strcmp(attr, "solid")) {
swatch = true;
}
}
}
return swatch;
}
bool SPPaintServer::isSolid() const
{
bool solid = false;
if (SP_IS_GRADIENT(this)) {
SPGradient *grad = SP_GRADIENT(this);
if ( SP_GRADIENT_HAS_STOPS(grad) && (grad->getStopCount() == 0) ) {
gchar const * attr = repr->attribute("osb:paint");
if (attr && !strcmp(attr, "solid")) {
solid = true;
}
}
}
return solid;
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
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