blender-archive/source/blender/editors/util/ed_util.c

/*
 * ***** 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/util/ed_util.c
 *  \ingroup edutil
 */


#include <stdlib.h>
#include <string.h>
#include <math.h>

#include "MEM_guardedalloc.h"

#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_packedFile_types.h"

#include "BLI_blenlib.h"
#include "BLI_editVert.h"

#include "BKE_context.h"
#include "BKE_global.h"
#include "BKE_main.h"
#include "BKE_utildefines.h"
#include "BKE_packedFile.h"

#include "ED_armature.h"
#include "ED_mesh.h"
#include "ED_object.h"
#include "ED_sculpt.h"
#include "ED_util.h"

#include "UI_interface.h"
#include "UI_resources.h"

#include "WM_types.h"
#include "RNA_access.h"



/* ********* general editor util funcs, not BKE stuff please! ********* */

void ED_editors_init(bContext *C)
{
	Main *bmain= CTX_data_main(C);
	Scene *sce= CTX_data_scene(C);
	Object *ob, *obact= (sce && sce->basact)? sce->basact->object: NULL;
	ID *data;

	/* toggle on modes for objects that were saved with these enabled. for
	   e.g. linked objects we have to ensure that they are actually the
	   active object in this scene. */
	for(ob=bmain->object.first; ob; ob=ob->id.next) {
		int mode= ob->mode;

		if(mode && (mode != OB_MODE_POSE)) {
			ob->mode= 0;
			data= ob->data;

			if(ob == obact && !ob->id.lib && !(data && data->lib))
				ED_object_toggle_modes(C, mode);
		}
	}
}

/* frees all editmode stuff */
void ED_editors_exit(bContext *C)
{
	Main *bmain= CTX_data_main(C);
	Scene *sce;

	if(!bmain)
		return;
	
	/* frees all editmode undos */
	undo_editmode_clear();
	ED_undo_paint_free();
	
	for(sce=bmain->scene.first; sce; sce= sce->id.next) {
		if(sce->obedit) {
			Object *ob= sce->obedit;
		
			if(ob) {
				if(ob->type==OB_MESH) {
					Mesh *me= ob->data;
					if(me->edit_mesh) {
						free_editMesh(me->edit_mesh);
						MEM_freeN(me->edit_mesh);
						me->edit_mesh= NULL;
					}
				}
				else if(ob->type==OB_ARMATURE) {
					ED_armature_edit_free(ob);
				}
			}
		}
	}

	/* global in meshtools... */
	mesh_octree_table(NULL, NULL, NULL, 'e');
	mesh_mirrtopo_table(NULL, 'e');
}


/* ***** XXX: functions are using old blender names, cleanup later ***** */


/* now only used in 2d spaces, like time, ipo, nla, sima... */
/* XXX shift/ctrl not configurable */
void apply_keyb_grid(int shift, int ctrl, float *val, float fac1, float fac2, float fac3, int invert)
{
	/* fac1 is for 'nothing', fac2 for CTRL, fac3 for SHIFT */
	if(invert)
		ctrl= !ctrl;
	
	if(ctrl && shift) {
		if(fac3 != 0.0f) *val= fac3*floorf(*val/fac3 +0.5f);
	}
	else if(ctrl) {
		if(fac2 != 0.0f) *val= fac2*floorf(*val/fac2 +0.5f);
	}
	else {
		if(fac1 != 0.0f) *val= fac1*floorf(*val/fac1 +0.5f);
	}
}


int GetButStringLength(const char *str) 
{
	int rt;
	
	rt= UI_GetStringWidth(str);
	
	return rt + 15;
}


void unpack_menu(bContext *C, const char *opname, const char *id_name, const char *abs_name, const char *folder, struct PackedFile *pf)
{
	PointerRNA props_ptr;
	uiPopupMenu *pup;
	uiLayout *layout;
	char line[FILE_MAX + 100];

	pup= uiPupMenuBegin(C, "Unpack file", ICON_NONE);
	layout= uiPupMenuLayout(pup);

	strcpy(line, "Remove Pack");
	props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
	RNA_enum_set(&props_ptr, "method", PF_REMOVE);
	RNA_string_set(&props_ptr, "id", id_name);

	if(G.relbase_valid) {
		char local_name[FILE_MAXDIR + FILE_MAX], fi[FILE_MAX];

		BLI_strncpy(local_name, abs_name, sizeof(local_name));
		BLI_splitdirstring(local_name, fi);
		sprintf(local_name, "//%s/%s", folder, fi);
		if(strcmp(abs_name, local_name)!=0) {
			switch(checkPackedFile(local_name, pf)) {
				case PF_NOFILE:
					sprintf(line, "Create %s", local_name);
					props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
					RNA_enum_set(&props_ptr, "method", PF_WRITE_LOCAL);
					RNA_string_set(&props_ptr, "id", id_name);

					break;
				case PF_EQUAL:
					sprintf(line, "Use %s (identical)", local_name);
					//uiItemEnumO(layout, opname, line, 0, "method", PF_USE_LOCAL);
					props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
					RNA_enum_set(&props_ptr, "method", PF_USE_LOCAL);
					RNA_string_set(&props_ptr, "id", id_name);

					break;
				case PF_DIFFERS:
					sprintf(line, "Use %s (differs)", local_name);
					//uiItemEnumO(layout, opname, line, 0, "method", PF_USE_LOCAL);
					props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
					RNA_enum_set(&props_ptr, "method", PF_USE_LOCAL);
					RNA_string_set(&props_ptr, "id", id_name);

					sprintf(line, "Overwrite %s", local_name);
					//uiItemEnumO(layout, opname, line, 0, "method", PF_WRITE_LOCAL);
					props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
					RNA_enum_set(&props_ptr, "method", PF_WRITE_LOCAL);
					RNA_string_set(&props_ptr, "id", id_name);
					break;
			}
		}
	}

	switch(checkPackedFile(abs_name, pf)) {
		case PF_NOFILE:
			sprintf(line, "Create %s", abs_name);
			//uiItemEnumO(layout, opname, line, 0, "method", PF_WRITE_ORIGINAL);
			props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
			RNA_enum_set(&props_ptr, "method", PF_WRITE_ORIGINAL);
			RNA_string_set(&props_ptr, "id", id_name);
			break;
		case PF_EQUAL:
			sprintf(line, "Use %s (identical)", abs_name);
			//uiItemEnumO(layout, opname, line, 0, "method", PF_USE_ORIGINAL);
			props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
			RNA_enum_set(&props_ptr, "method", PF_USE_ORIGINAL);
			RNA_string_set(&props_ptr, "id", id_name);
			break;
		case PF_DIFFERS:
			sprintf(line, "Use %s (differs)", abs_name);
			//uiItemEnumO(layout, opname, line, 0, "method", PF_USE_ORIGINAL);
			props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
			RNA_enum_set(&props_ptr, "method", PF_USE_ORIGINAL);
			RNA_string_set(&props_ptr, "id", id_name);

			sprintf(line, "Overwrite %s", abs_name);
			//uiItemEnumO(layout, opname, line, 0, "method", PF_WRITE_ORIGINAL);
			props_ptr= uiItemFullO(layout, opname, line, ICON_NONE, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
			RNA_enum_set(&props_ptr, "method", PF_WRITE_ORIGINAL);
			RNA_string_set(&props_ptr, "id", id_name);
			break;
	}

	uiPupMenuEnd(C, pup);
}