92 lines
4.5 KiB
C
92 lines
4.5 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikaoverlaychild.h
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* Copyright (C) 2009 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_OVERLAY_CHILD_H__
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#define __PIKA_OVERLAY_CHILD_H__
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typedef struct _PikaOverlayChild PikaOverlayChild;
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struct _PikaOverlayChild
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{
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GtkWidget *widget;
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GdkWindow *window;
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gboolean has_position;
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gdouble xalign;
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gdouble yalign;
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gdouble x;
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gdouble y;
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gdouble angle;
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gdouble opacity;
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/* updated in size_allocate */
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cairo_matrix_t matrix;
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};
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PikaOverlayChild * pika_overlay_child_new (PikaOverlayBox *box,
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GtkWidget *widget,
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gdouble xalign,
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gdouble yalign,
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gdouble angle,
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gdouble opacity);
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void pika_overlay_child_free (PikaOverlayBox *box,
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PikaOverlayChild *child);
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PikaOverlayChild * pika_overlay_child_find (PikaOverlayBox *box,
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GtkWidget *widget);
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void pika_overlay_child_realize (PikaOverlayBox *box,
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PikaOverlayChild *child);
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void pika_overlay_child_unrealize (PikaOverlayBox *box,
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PikaOverlayChild *child);
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void pika_overlay_child_get_preferred_width (PikaOverlayBox *box,
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PikaOverlayChild *child,
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gint *minimum,
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gint *natural);
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void pika_overlay_child_get_preferred_height (PikaOverlayBox *box,
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PikaOverlayChild *child,
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gint *minimum,
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gint *natural);
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void pika_overlay_child_size_allocate (PikaOverlayBox *box,
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PikaOverlayChild *child);
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gboolean pika_overlay_child_draw (PikaOverlayBox *box,
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PikaOverlayChild *child,
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cairo_t *cr);
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gboolean pika_overlay_child_damage (PikaOverlayBox *box,
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PikaOverlayChild *child,
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GdkEventExpose *event);
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void pika_overlay_child_invalidate (PikaOverlayBox *box,
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PikaOverlayChild *child);
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gboolean pika_overlay_child_pick (PikaOverlayBox *box,
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PikaOverlayChild *child,
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gdouble box_x,
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gdouble box_y);
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#endif /* __PIKA_OVERLAY_CHILD_H__ */
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