c194c5d8c2
by getting rid of the complicated "previous selected points" handling and simply keeping around the last motion event's coords for calculating the deltas to move the selected points.
96 lines
3.4 KiB
C
96 lines
3.4 KiB
C
/* GIMP - The GNU Image Manipulation Program
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*
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* gimpnpointdeformationtool.h
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* Copyright (C) 2013 Marek Dvoroznak <dvoromar@gmail.com>
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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 <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_N_POINT_DEFORMATION_TOOL_H__
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#define __GIMP_N_POINT_DEFORMATION_TOOL_H__
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#include "gimpdrawtool.h"
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#include "libgimpmath/gimpmath.h"
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#include <npd/npd_common.h>
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#define GIMP_TYPE_N_POINT_DEFORMATION_TOOL (gimp_n_point_deformation_tool_get_type ())
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#define GIMP_N_POINT_DEFORMATION_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_N_POINT_DEFORMATION_TOOL, GimpNPointDeformationTool))
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#define GIMP_N_POINT_DEFORMATION_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_N_POINT_DEFORMATION_TOOL, GimpNPointDeformationToolClass))
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#define GIMP_IS_N_POINT_DEFORMATION_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_N_POINT_DEFORMATION_TOOL))
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#define GIMP_IS_N_POINT_DEFORMATION_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_N_POINT_DEFORMATION_TOOL))
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#define GIMP_N_POINT_DEFORMATION_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_N_POINT_DEFORMATION_TOOL, GimpNPointDeformationToolClass))
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#define GIMP_N_POINT_DEFORMATION_TOOL_GET_OPTIONS(t) (GIMP_N_POINT_DEFORMATION_OPTIONS (gimp_tool_get_options (GIMP_TOOL (t))))
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typedef struct _GimpNPointDeformationTool GimpNPointDeformationTool;
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typedef struct _GimpNPointDeformationToolClass GimpNPointDeformationToolClass;
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struct _GimpNPointDeformationTool
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{
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GimpDrawTool parent_instance;
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guint draw_timeout_id;
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GThread *deform_thread;
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GeglNode *graph;
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GeglNode *source;
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GeglNode *npd_node;
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GeglNode *sink;
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GeglBuffer *preview_buffer;
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NPDModel *model;
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NPDControlPoint *selected_cp; /* last selected control point */
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GList *selected_cps; /* list of selected control points */
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NPDControlPoint *hovering_cp;
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GimpVector2 *lattice_points;
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gdouble start_x;
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gdouble start_y;
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gdouble last_x;
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gdouble last_y;
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gdouble cursor_x;
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gdouble cursor_y;
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gint offset_x;
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gint offset_y;
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gfloat cp_scaled_radius; /* radius of a control point scaled
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* according to display shell's scale
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*/
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gboolean active;
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volatile gboolean deformation_active;
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gboolean rubber_band;
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};
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struct _GimpNPointDeformationToolClass
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{
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GimpDrawToolClass parent_class;
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};
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void gimp_n_point_deformation_tool_register (GimpToolRegisterCallback callback,
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gpointer data);
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GType gimp_n_point_deformation_tool_get_type (void) G_GNUC_CONST;
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#endif /* __GIMP_N_POINT_DEFORMATION_TOOL_H__ */
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