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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2008 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/space_node/node_intern.h
* \ingroup spnode
*/
#ifndef __NODE_INTERN_H__
#define __NODE_INTERN_H__
#include <stddef.h> /* for size_t */
#include "BKE_node.h"
#include "UI_interface.h"
/* internal exports only */
struct ARegion;
struct ARegionType;
struct View2D;
struct bContext;
struct Main;
struct wmWindow;
struct bNode;
struct bNodeSocket;
struct bNodeLink;
struct wmKeyConfig;
/* temp data to pass on to modal */
typedef struct bNodeLinkDrag {
struct bNodeLinkDrag *next, *prev;
/* List of links dragged by the operator.
* Note: This is a list of LinkData structs on top of the actual bNodeLinks.
* This way the links can be added to the node tree while being stored in this list.
*/
ListBase links;
int in_out;
} bNodeLinkDrag;
/* space_node.c */
ARegion *node_has_buttons_region(ScrArea *sa);
ARegion *node_has_tools_region(ScrArea *sa);
void snode_group_offset(struct SpaceNode *snode, float *x, float *y); /* transform between View2Ds in the tree path */
/* node_draw.c */
int node_get_colorid(struct bNode *node);
int node_get_resize_cursor(int directions);
void node_draw_shadow(struct SpaceNode *snode, struct bNode *node, float radius, float alpha);
void node_draw_default(const struct bContext *C, struct ARegion *ar, struct SpaceNode *snode,
struct bNodeTree *ntree, struct bNode *node, bNodeInstanceKey key);
void node_draw_sockets(struct View2D *v2d, const struct bContext *C, struct bNodeTree *ntree, struct bNode *node, bool draw_outputs, bool select_all);
void node_update_default(const struct bContext *C, struct bNodeTree *ntree, struct bNode *node);
int node_select_area_default(struct bNode *node, int x, int y);
int node_tweak_area_default(struct bNode *node, int x, int y);
void node_update_nodetree(const struct bContext *C, struct bNodeTree *ntree);
void node_draw_nodetree(const struct bContext *C, struct ARegion *ar, struct SpaceNode *snode,
struct bNodeTree *ntree, bNodeInstanceKey parent_key);
void drawnodespace(const bContext *C, ARegion *ar);
void node_set_cursor(struct wmWindow *win, struct SpaceNode *snode, float cursor[2]);
/* DPI scaled coords */
void node_to_view(struct bNode *node, float x, float y, float *rx, float *ry);
void node_to_updated_rect(struct bNode *node, rctf *r_rect);
void node_from_view(struct bNode *node, float x, float y, float *rx, float *ry);
/* node_buttons.c */
void node_buttons_register(struct ARegionType *art);
void NODE_OT_properties(struct wmOperatorType *ot);
/* node_toolbar.c */
void node_toolbar_register(struct ARegionType *art);
void NODE_OT_toolbar(struct wmOperatorType *ot);
/* node_ops.c */
void node_operatortypes(void);
void node_keymap(struct wmKeyConfig *keyconf);
/* node_select.c */
void node_deselect_all(struct SpaceNode *snode);
void node_socket_select(struct bNode *node, struct bNodeSocket *sock);
void node_socket_deselect(struct bNode *node, struct bNodeSocket *sock, const bool deselect_node);
void node_deselect_all_input_sockets(struct SpaceNode *snode, const bool deselect_nodes);
void node_deselect_all_output_sockets(struct SpaceNode *snode, const bool deselect_nodes);
void node_select_single(struct bContext *C, struct bNode *node);
void NODE_OT_select(struct wmOperatorType *ot);
void NODE_OT_select_all(struct wmOperatorType *ot);
void NODE_OT_select_linked_to(struct wmOperatorType *ot);
void NODE_OT_select_linked_from(struct wmOperatorType *ot);
void NODE_OT_select_border(struct wmOperatorType *ot);
void NODE_OT_select_circle(struct wmOperatorType *ot);
void NODE_OT_select_lasso(struct wmOperatorType *ot);
void NODE_OT_select_grouped(struct wmOperatorType *ot);
void NODE_OT_select_same_type_step(struct wmOperatorType *ot);
void NODE_OT_find_node(struct wmOperatorType *ot);
/* node_view.c */
int space_node_view_flag(struct bContext *C, SpaceNode *snode, ARegion *ar,
const int node_flag, const int smooth_viewtx);
void NODE_OT_view_all(struct wmOperatorType *ot);
void NODE_OT_view_selected(struct wmOperatorType *ot);
void NODE_OT_backimage_move(struct wmOperatorType *ot);
void NODE_OT_backimage_zoom(struct wmOperatorType *ot);
void NODE_OT_backimage_fit(struct wmOperatorType *ot);
void NODE_OT_backimage_sample(struct wmOperatorType *ot);
/* drawnode.c */
void nodelink_batch_start(struct SpaceNode *snode);
void nodelink_batch_end(struct SpaceNode *snode);
void node_draw_link(struct View2D *v2d, struct SpaceNode *snode, struct bNodeLink *link);
void node_draw_link_bezier(struct View2D *v2d, struct SpaceNode *snode, struct bNodeLink *link, int th_col1, int th_col2, int th_col3);
bool node_link_bezier_points(struct View2D *v2d, struct SpaceNode *snode, struct bNodeLink *link, float coord_array[][2], int resol);
// void node_draw_link_straight(View2D *v2d, SpaceNode *snode, bNodeLink *link, int th_col1, int do_shaded, int th_col2, int do_triple, int th_col3 );
void draw_nodespace_back_pix(const struct bContext *C, struct ARegion *ar, struct SpaceNode *snode, bNodeInstanceKey parent_key);
/* node_add.c */
bNode *node_add_node(const struct bContext *C, const char *idname, int type, float locx, float locy);
void NODE_OT_add_reroute(struct wmOperatorType *ot);
void NODE_OT_add_file(struct wmOperatorType *ot);
void NODE_OT_add_mask(struct wmOperatorType *ot);
void NODE_OT_new_node_tree(struct wmOperatorType *ot);
/* node_group.c */
void NODE_OT_group_make(struct wmOperatorType *ot);
void NODE_OT_group_insert(struct wmOperatorType *ot);
void NODE_OT_group_ungroup(struct wmOperatorType *ot);
void NODE_OT_group_separate(struct wmOperatorType *ot);
void NODE_OT_group_edit(struct wmOperatorType *ot);
/* node_relationships.c */
bool node_connected_to_output(struct Main *bmain, struct bNodeTree *ntree, struct bNode *node);
void NODE_OT_link(struct wmOperatorType *ot);
void NODE_OT_link_make(struct wmOperatorType *ot);
void NODE_OT_links_cut(struct wmOperatorType *ot);
void NODE_OT_links_detach(struct wmOperatorType *ot);
void NODE_OT_parent_set(struct wmOperatorType *ot);
void NODE_OT_join(struct wmOperatorType *ot);
void NODE_OT_attach(struct wmOperatorType *ot);
void NODE_OT_detach(struct wmOperatorType *ot);
void NODE_OT_link_viewer(struct wmOperatorType *ot);
void NODE_OT_insert_offset(wmOperatorType *ot);
/* node_edit.c */
void snode_notify(struct bContext *C, struct SpaceNode *snode);
void snode_dag_update(struct bContext *C, struct SpaceNode *snode);
void snode_set_context(const struct bContext *C);
void snode_update(struct SpaceNode *snode, struct bNode *node);
bool composite_node_active(struct bContext *C);
bool composite_node_editable(struct bContext *C);
int node_has_hidden_sockets(bNode *node);
void node_set_hidden_sockets(SpaceNode *snode, bNode *node, int set);
int node_render_changed_exec(bContext *, struct wmOperator *);
int node_find_indicated_socket(struct SpaceNode *snode, struct bNode **nodep, struct bNodeSocket **sockp, float cursor[2], int in_out);
void NODE_OT_duplicate(struct wmOperatorType *ot);
void NODE_OT_delete(struct wmOperatorType *ot);
void NODE_OT_delete_reconnect(struct wmOperatorType *ot);
void NODE_OT_resize(struct wmOperatorType *ot);
void NODE_OT_mute_toggle(struct wmOperatorType *ot);
void NODE_OT_hide_toggle(struct wmOperatorType *ot);
void NODE_OT_hide_socket_toggle(struct wmOperatorType *ot);
void NODE_OT_preview_toggle(struct wmOperatorType *ot);
void NODE_OT_options_toggle(struct wmOperatorType *ot);
void NODE_OT_node_copy_color(struct wmOperatorType *ot);
void NODE_OT_read_fullsamplelayers(struct wmOperatorType *ot);
void NODE_OT_read_viewlayers(struct wmOperatorType *ot);
void NODE_OT_render_changed(struct wmOperatorType *ot);
void NODE_OT_output_file_add_socket(struct wmOperatorType *ot);
void NODE_OT_output_file_remove_active_socket(struct wmOperatorType *ot);
void NODE_OT_output_file_move_active_socket(struct wmOperatorType *ot);
void NODE_OT_switch_view_update (struct wmOperatorType *ot);
/* Note: clipboard_cut is a simple macro of copy + delete */
void NODE_OT_clipboard_copy(struct wmOperatorType *ot);
void NODE_OT_clipboard_paste(struct wmOperatorType *ot);
void NODE_OT_tree_socket_add(struct wmOperatorType *ot);
void NODE_OT_tree_socket_remove(struct wmOperatorType *ot);
void NODE_OT_tree_socket_move(struct wmOperatorType *ot);
void NODE_OT_shader_script_update(struct wmOperatorType *ot);
void NODE_OT_viewer_border(struct wmOperatorType *ot);
void NODE_OT_clear_viewer_border(struct wmOperatorType *ot);
/* node_widgets.c */
void NODE_WGT_backdrop_transform(struct wmManipulatorGroupType *wgt);
void NODE_WGT_backdrop_crop(struct wmManipulatorGroupType *wgt);
void NODE_WGT_backdrop_sun_beams(struct wmManipulatorGroupType *wgt);
void NODE_WGT_backdrop_corner_pin(struct wmManipulatorGroupType *wgt);
extern const char *node_context_dir[];
// XXXXXX
// nodes draw without dpi - the view zoom is flexible
#define HIDDEN_RAD (0.75f * U.widget_unit)
#define BASIS_RAD (0.4f * U.widget_unit)
#define NODE_DYS (U.widget_unit / 2)
#define NODE_DY U.widget_unit
#define NODE_SOCKDY (0.08f * U.widget_unit)
#define NODE_WIDTH(node) (node->width * UI_DPI_FAC)
#define NODE_HEIGHT(node) (node->height * UI_DPI_FAC)
#define NODE_MARGIN_X (0.75f * U.widget_unit)
#define NODE_SOCKSIZE (0.25f * U.widget_unit)
#define NODE_LINK_RESOL 12
// XXX button events (butspace)
enum eNodeSpace_ButEvents {
B_NOP = 0,
B_REDR = 1,
B_NODE_USEMAT,
B_NODE_USESCENE,
B_NODE_USETEX,
B_TEXBROWSE,
B_TEXALONE,
B_TEXLOCAL,
B_TEXDELETE,
B_TEXPRV,
B_AUTOTEXNAME,
B_KEEPDATA,
B_NODE_EXEC,
B_MATPRV,
B_NODE_LOADIMAGE,
B_NODE_SETIMAGE,
};
#endif /* __NODE_INTERN_H__ */
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