mirror of https://github.com/GNOME/gimp.git
242 lines
14 KiB
C
242 lines
14 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995-2001 Spencer Kimball, Peter Mattis, and others.
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_DRAW_TOOL_H__
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#define __GIMP_DRAW_TOOL_H__
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#include "gimptool.h"
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typedef enum
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{
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GIMP_HANDLE_SQUARE,
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GIMP_HANDLE_FILLED_SQUARE,
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GIMP_HANDLE_CIRCLE,
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GIMP_HANDLE_FILLED_CIRCLE,
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GIMP_HANDLE_CROSS
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} GimpHandleType;
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#define GIMP_TYPE_DRAW_TOOL (gimp_draw_tool_get_type ())
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#define GIMP_DRAW_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DRAW_TOOL, GimpDrawTool))
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#define GIMP_DRAW_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DRAW_TOOL, GimpDrawToolClass))
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#define GIMP_IS_DRAW_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DRAW_TOOL))
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#define GIMP_IS_DRAW_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DRAW_TOOL))
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#define GIMP_DRAW_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DRAW_TOOL, GimpDrawToolClass))
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typedef struct _GimpDrawToolClass GimpDrawToolClass;
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struct _GimpDrawTool
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{
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GimpTool parent_instance;
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GimpDisplay *display; /* The display we are drawing to (may be
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* a different one than tool->display)
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*/
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gint paused_count; /* count to keep track of multiple pauses */
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gboolean is_drawn; /* is the stuff we draw currently visible */
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GList *vectors; /* GimpVectors to render */
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GimpMatrix3 *transform; /* Transformation matrix of the vectors */
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};
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struct _GimpDrawToolClass
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{
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GimpToolClass parent_class;
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/* virtual function */
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void (* draw) (GimpDrawTool *draw_tool);
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};
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GType gimp_draw_tool_get_type (void) G_GNUC_CONST;
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void gimp_draw_tool_start (GimpDrawTool *draw_tool,
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GimpDisplay *display);
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void gimp_draw_tool_stop (GimpDrawTool *draw_tool);
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gboolean gimp_draw_tool_is_active (GimpDrawTool *draw_tool);
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void gimp_draw_tool_pause (GimpDrawTool *draw_tool);
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void gimp_draw_tool_resume (GimpDrawTool *draw_tool);
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gboolean gimp_draw_tool_is_drawn (GimpDrawTool *draw_tool);
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void gimp_draw_tool_set_vectors (GimpDrawTool *draw_tool,
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GList *vectors);
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void gimp_draw_tool_set_transform (GimpDrawTool *draw_tool,
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GimpMatrix3 *transform);
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gdouble gimp_draw_tool_calc_distance (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2);
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gboolean gimp_draw_tool_in_radius (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gint radius);
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void gimp_draw_tool_draw_line (GimpDrawTool *draw_tool,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gboolean use_offsets);
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void gimp_draw_tool_draw_dashed_line (GimpDrawTool *draw_tool,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gboolean use_offsets);
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void gimp_draw_tool_draw_rectangle (GimpDrawTool *draw_tool,
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gboolean filled,
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gdouble x,
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gdouble y,
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gdouble width,
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gdouble height,
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gboolean use_offsets);
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void gimp_draw_tool_draw_arc (GimpDrawTool *draw_tool,
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gboolean filled,
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gdouble x,
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gdouble y,
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gdouble width,
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gdouble height,
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gint angle1,
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gint angle2,
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gboolean use_offsets);
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void gimp_draw_tool_draw_rectangle_by_anchor (GimpDrawTool *draw_tool,
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gboolean filled,
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gdouble x,
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gdouble y,
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gint width,
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gint height,
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GtkAnchorType anchor,
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gboolean use_offsets);
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void gimp_draw_tool_draw_arc_by_anchor (GimpDrawTool *draw_tool,
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gboolean filled,
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gdouble x,
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gdouble y,
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gint width,
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gint height,
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gint angle1,
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gint angle2,
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GtkAnchorType anchor,
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gboolean use_offsets);
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void gimp_draw_tool_draw_cross_by_anchor (GimpDrawTool *draw_tool,
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gdouble x,
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gdouble y,
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gint width,
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gint height,
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GtkAnchorType anchor,
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gboolean use_offsets);
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void gimp_draw_tool_draw_handle (GimpDrawTool *draw_tool,
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GimpHandleType type,
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gdouble x,
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gdouble y,
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gint width,
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gint height,
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GtkAnchorType anchor,
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gboolean use_offsets);
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void gimp_draw_tool_draw_corner (GimpDrawTool *draw_tool,
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gboolean highlight,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gint width,
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gint height,
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GtkAnchorType anchor,
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gboolean use_offsets);
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gboolean gimp_draw_tool_on_handle (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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gdouble x,
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gdouble y,
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GimpHandleType type,
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gdouble handle_x,
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gdouble handle_y,
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gint width,
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gint height,
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GtkAnchorType anchor,
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gboolean use_offsets);
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gboolean gimp_draw_tool_on_vectors_handle (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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GimpVectors *vectors,
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const GimpCoords *coord,
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gint width,
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gint height,
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GimpAnchorType preferred,
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gboolean exclusive,
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GimpAnchor **ret_anchor,
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GimpStroke **ret_stroke);
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gboolean gimp_draw_tool_on_vectors_curve (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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GimpVectors *vectors,
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const GimpCoords *coord,
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gint width,
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gint height,
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GimpCoords *ret_coords,
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gdouble *ret_pos,
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GimpAnchor **ret_segment_start,
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GimpAnchor **ret_segment_end,
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GimpStroke **ret_stroke);
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gboolean gimp_draw_tool_on_vectors (GimpDrawTool *draw_tool,
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GimpDisplay *display,
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const GimpCoords *coord,
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gint width,
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gint height,
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GimpCoords *ret_coords,
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gdouble *ret_pos,
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GimpAnchor **ret_segment_start,
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GimpAnchor **ret_segment_end,
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GimpStroke **ret_stroke,
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GimpVectors **ret_vectors);
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void gimp_draw_tool_draw_lines (GimpDrawTool *draw_tool,
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const gdouble *points,
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gint n_points,
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gboolean filled,
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gboolean use_offsets);
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void gimp_draw_tool_draw_strokes (GimpDrawTool *draw_tool,
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const GimpCoords *points,
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gint n_points,
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gboolean filled,
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gboolean use_offsets);
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void gimp_draw_tool_draw_boundary (GimpDrawTool *draw_tool,
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const BoundSeg *bound_segs,
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gint n_bound_segs,
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gdouble offset_x,
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gdouble offset_y,
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gboolean use_offsets);
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#endif /* __GIMP_DRAW_TOOL_H__ */
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