f4d8fb054a
Instead of our homegrown string building; this at least ensures that we're generating proper data, instead of random strings. Plus, using JsonNode and JsonBuilder, we can ask the PaintNode subclasses to serialize themselves in a sensible way.
118 lines
4.1 KiB
C
118 lines
4.1 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2011 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author:
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* Emmanuele Bassi <ebassi@linux.intel.com>
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*/
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#ifndef __CLUTTER_PAINT_NODE_PRIVATE_H__
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#define __CLUTTER_PAINT_NODE_PRIVATE_H__
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#include <glib-object.h>
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#include <json-glib/json-glib.h>
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#include <clutter/clutter-paint-node.h>
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G_BEGIN_DECLS
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#define CLUTTER_PAINT_NODE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_PAINT_NODE, ClutterPaintNodeClass))
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#define CLUTTER_IS_PAINT_NODE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_PAINT_NODE))
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#define CLUTTER_PAINT_NODE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_PAINT_NODE, ClutterPaintNodeClass))
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typedef struct _ClutterPaintOperation ClutterPaintOperation;
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struct _ClutterPaintNode
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{
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GTypeInstance parent_instance;
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ClutterPaintNode *parent;
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ClutterPaintNode *first_child;
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ClutterPaintNode *prev_sibling;
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ClutterPaintNode *next_sibling;
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ClutterPaintNode *last_child;
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guint n_children;
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GArray *operations;
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gchar *name;
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volatile int ref_count;
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};
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struct _ClutterPaintNodeClass
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{
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GTypeClass base_class;
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void (* finalize) (ClutterPaintNode *node);
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gboolean (* pre_draw) (ClutterPaintNode *node);
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void (* draw) (ClutterPaintNode *node);
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void (* post_draw) (ClutterPaintNode *node);
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JsonNode*(* serialize) (ClutterPaintNode *node);
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};
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typedef enum {
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PAINT_OP_INVALID = 0,
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PAINT_OP_TEX_RECT,
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PAINT_OP_PATH,
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PAINT_OP_PRIMITIVE
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} PaintOpCode;
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struct _ClutterPaintOperation
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{
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PaintOpCode opcode;
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union {
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float texrect[8];
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CoglPath *path;
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CoglPrimitive *primitive;
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} op;
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};
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GType _clutter_root_node_get_type (void) G_GNUC_CONST;
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GType _clutter_transform_node_get_type (void) G_GNUC_CONST;
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GType _clutter_dummy_node_get_type (void) G_GNUC_CONST;
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void _clutter_paint_operation_paint_rectangle (const ClutterPaintOperation *op);
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void _clutter_paint_operation_clip_rectangle (const ClutterPaintOperation *op);
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void _clutter_paint_operation_paint_path (const ClutterPaintOperation *op);
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void _clutter_paint_operation_clip_path (const ClutterPaintOperation *op);
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void _clutter_paint_operation_paint_primitive (const ClutterPaintOperation *op);
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void _clutter_paint_node_init_types (void);
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gpointer _clutter_paint_node_internal (GType gtype);
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ClutterPaintNode * _clutter_root_node_new (CoglFramebuffer *framebuffer,
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const ClutterColor *clear_color,
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CoglBufferBit clear_flags,
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const CoglMatrix *matrix);
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ClutterPaintNode * _clutter_transform_node_new (const CoglMatrix *matrix);
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ClutterPaintNode * _clutter_dummy_node_new (void);
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void _clutter_paint_node_paint (ClutterPaintNode *root);
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void _clutter_paint_node_dump_tree (ClutterPaintNode *root);
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G_END_DECLS
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#endif /* __CLUTTER_PAINT_NODE_PRIVATE_H__ */
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