gimp/app/tools/gimpsourcetool.c

527 lines
15 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "tools-types.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage.h"
#include "core/gimpimage-mask.h"
#include "core/gimptoolinfo.h"
#include "paint/gimpclone.h"
#include "display/gimpdisplay.h"
#include "gimpclonetool.h"
#include "paint_options.h"
#include "libgimp/gimpintl.h"
#define TARGET_WIDTH 15
#define TARGET_HEIGHT 15
#define CLONE_DEFAULT_TYPE IMAGE_CLONE
#define CLONE_DEFAULT_ALIGNED ALIGN_NO
static void gimp_clone_tool_class_init (GimpCloneToolClass *klass);
static void gimp_clone_tool_init (GimpCloneTool *tool);
static void gimp_clone_tool_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_clone_tool_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_clone_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_clone_tool_draw (GimpDrawTool *draw_tool);
static void gimp_clone_init_callback (GimpClone *clone,
gpointer data);
static void gimp_clone_finish_callback (GimpClone *clone,
gpointer data);
static void gimp_clone_pretrace_callback (GimpClone *clone,
gpointer data);
static void gimp_clone_posttrace_callback (GimpClone *clone,
gpointer data);
static GimpToolOptions * clone_options_new (GimpToolInfo *tool_info);
static void clone_options_reset (GimpToolOptions *options);
static GimpPaintToolClass *parent_class;
/* public functions */
void
gimp_clone_tool_register (Gimp *gimp,
GimpToolRegisterCallback callback)
{
(* callback) (gimp,
GIMP_TYPE_CLONE_TOOL,
clone_options_new,
TRUE,
"gimp:clone_tool",
_("Clone"),
_("Paint using Patterns or Image Regions"),
N_("/Tools/Paint Tools/Clone"), "C",
NULL, "tools/clone.html",
GIMP_STOCK_TOOL_CLONE);
}
GType
gimp_clone_tool_get_type (void)
{
static GType tool_type = 0;
if (! tool_type)
{
static const GTypeInfo tool_info =
{
sizeof (GimpCloneToolClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) gimp_clone_tool_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GimpCloneTool),
0, /* n_preallocs */
(GInstanceInitFunc) gimp_clone_tool_init,
};
tool_type = g_type_register_static (GIMP_TYPE_PAINT_TOOL,
"GimpCloneTool",
&tool_info, 0);
}
return tool_type;
}
/* static functions */
static void
gimp_clone_tool_class_init (GimpCloneToolClass *klass)
{
GimpToolClass *tool_class;
GimpDrawToolClass *draw_tool_class;
tool_class = GIMP_TOOL_CLASS (klass);
draw_tool_class = GIMP_DRAW_TOOL_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
tool_class->button_press = gimp_clone_tool_button_press;
tool_class->motion = gimp_clone_tool_motion;
tool_class->cursor_update = gimp_clone_tool_cursor_update;
draw_tool_class->draw = gimp_clone_tool_draw;
}
static void
gimp_clone_tool_init (GimpCloneTool *clone)
{
GimpTool *tool;
GimpPaintTool *paint_tool;
GimpClone *clone_core;
tool = GIMP_TOOL (clone);
paint_tool = GIMP_PAINT_TOOL (clone);
tool->tool_cursor = GIMP_CLONE_TOOL_CURSOR;
clone_core = g_object_new (GIMP_TYPE_CLONE, NULL);
clone_core->init_callback = gimp_clone_init_callback;
clone_core->finish_callback = gimp_clone_finish_callback;
clone_core->pretrace_callback = gimp_clone_pretrace_callback;
clone_core->posttrace_callback = gimp_clone_posttrace_callback;
clone_core->callback_data = clone;
paint_tool->core = GIMP_PAINT_CORE (clone_core);
}
static void
gimp_clone_tool_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
GimpPaintTool *paint_tool;
paint_tool = GIMP_PAINT_TOOL (tool);
if (state & GDK_CONTROL_MASK)
{
GIMP_CLONE (paint_tool->core)->set_source = TRUE;
}
else
{
GIMP_CLONE (paint_tool->core)->set_source = FALSE;
}
GIMP_TOOL_CLASS (parent_class)->button_press (tool,
coords,
time,
state,
gdisp);
}
static void
gimp_clone_tool_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp)
{
GimpPaintTool *paint_tool;
paint_tool = GIMP_PAINT_TOOL (tool);
if (state & GDK_CONTROL_MASK)
{
GIMP_CLONE (paint_tool->core)->set_source = TRUE;
}
else
{
GIMP_CLONE (paint_tool->core)->set_source = FALSE;
}
GIMP_TOOL_CLASS (parent_class)->motion (tool,
coords,
time,
state,
gdisp);
}
void
gimp_clone_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp)
{
CloneOptions *options;
GimpLayer *layer;
GdkCursorType ctype = GIMP_MOUSE_CURSOR;
options = (CloneOptions *) tool->tool_info->tool_options;
if ((layer = gimp_image_get_active_layer (gdisp->gimage)))
{
gint off_x, off_y;
gimp_drawable_offsets (GIMP_DRAWABLE (layer), &off_x, &off_y);
if (coords->x >= off_x &&
coords->y >= off_y &&
coords->x < (off_x + gimp_drawable_width (GIMP_DRAWABLE (layer))) &&
coords->y < (off_y + gimp_drawable_height (GIMP_DRAWABLE (layer))))
{
/* One more test--is there a selected region?
* if so, is cursor inside?
*/
if (gimp_image_mask_is_empty (gdisp->gimage))
ctype = GIMP_MOUSE_CURSOR;
else if (gimp_image_mask_value (gdisp->gimage, coords->x, coords->y))
ctype = GIMP_MOUSE_CURSOR;
}
}
if (options->type == IMAGE_CLONE)
{
if (state & GDK_CONTROL_MASK)
ctype = GIMP_CROSSHAIR_SMALL_CURSOR;
else if (! GIMP_CLONE (GIMP_PAINT_TOOL (tool)->core)->src_drawable)
ctype = GIMP_BAD_CURSOR;
}
tool->cursor = ctype;
GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, gdisp);
}
static void
gimp_clone_tool_draw (GimpDrawTool *draw_tool)
{
GimpTool *tool;
tool = GIMP_TOOL (draw_tool);
if (tool->state == ACTIVE)
{
CloneOptions *options;
options = (CloneOptions *) tool->tool_info->tool_options;
if (draw_tool->gdisp && options->type == IMAGE_CLONE)
{
GimpClone *clone;
clone = GIMP_CLONE (GIMP_PAINT_TOOL (draw_tool)->core);
gimp_draw_tool_draw_handle (draw_tool,
GIMP_HANDLE_CROSS,
clone->src_x,
clone->src_y,
TARGET_WIDTH, TARGET_WIDTH,
GTK_ANCHOR_CENTER,
TRUE);
}
}
else
{
GIMP_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
}
}
static void
gimp_clone_init_callback (GimpClone *clone,
gpointer data)
{
GimpCloneTool *clone_tool;
clone_tool = GIMP_CLONE_TOOL (data);
gimp_draw_tool_start (GIMP_DRAW_TOOL (clone_tool),
GIMP_TOOL (clone_tool)->gdisp);
}
static void
gimp_clone_finish_callback (GimpClone *clone,
gpointer data)
{
GimpCloneTool *clone_tool;
clone_tool = GIMP_CLONE_TOOL (data);
gimp_draw_tool_stop (GIMP_DRAW_TOOL (clone_tool));
}
static void
gimp_clone_pretrace_callback (GimpClone *clone,
gpointer data)
{
GimpCloneTool *clone_tool;
clone_tool = GIMP_CLONE_TOOL (data);
gimp_draw_tool_pause (GIMP_DRAW_TOOL (clone_tool));
}
static void
gimp_clone_posttrace_callback (GimpClone *clone,
gpointer data)
{
GimpCloneTool *clone_tool;
clone_tool = GIMP_CLONE_TOOL (data);
gimp_draw_tool_resume (GIMP_DRAW_TOOL (clone_tool));
}
#if 0
static gpointer
gimp_clone_tool_non_gui_paint_func (GimpPaintTool *paint_tool,
GimpDrawable *drawable,
PaintState state)
{
gimp_clone_tool_motion (paint_tool, drawable, non_gui_src_drawable,
&non_gui_pressure_options,
non_gui_type, non_gui_offset_x, non_gui_offset_y);
return NULL;
}
gboolean
gimp_clone_tool_non_gui_default (GimpDrawable *drawable,
gint num_strokes,
gdouble *stroke_array)
{
GimpDrawable *src_drawable = NULL;
CloneType clone_type = CLONE_DEFAULT_TYPE;
gdouble local_src_x = 0.0;
gdouble local_src_y = 0.0;
CloneOptions *options = clone_options;
if (options)
{
clone_type = options->type;
src_drawable = the_src_drawable;
local_src_x = src_x;
local_src_y = src_y;
}
return gimp_clone_tool_non_gui (drawable,
src_drawable,
clone_type,
local_src_x,local_src_y,
num_strokes, stroke_array);
}
gboolean
gimp_clone_tool_non_gui (GimpDrawable *drawable,
GimpDrawable *src_drawable,
CloneType clone_type,
gdouble src_x,
gdouble src_y,
gint num_strokes,
gdouble *stroke_array)
{
gint i;
if (gimp_paint_tool_start (&non_gui_paint_tool, drawable,
stroke_array[0], stroke_array[1]))
{
/* Set the paint core's paint func */
non_gui_paint_core.paint_func = clone_non_gui_paint_func;
non_gui_type = clone_type;
non_gui_src_drawable = src_drawable;
non_gui_paint_core.startx = non_gui_paint_core.lastx = stroke_array[0];
non_gui_paint_core.starty = non_gui_paint_core.lasty = stroke_array[1];
non_gui_offset_x = (int) (src_x - non_gui_paint_core.start_coords.x);
non_gui_offset_y = (int) (src_y - non_gui_paint_core.start_coords.y);
clone_non_gui_paint_func (&non_gui_paint_core, drawable, 0);
for (i = 1; i < num_strokes; i++)
{
non_gui_paint_core.cur_coords.x = stroke_array[i * 2 + 0];
non_gui_paint_core.cur_coords.y = stroke_array[i * 2 + 1];
paint_core_interpolate (&non_gui_paint_core, drawable);
non_gui_paint_core.last_coords.x = non_gui_paint_core.cur_coords.x;
non_gui_paint_core.last_coords.y = non_gui_paint_core.cur_coords.y;
}
/* Finish the painting */
paint_core_finish (&non_gui_paint_core, drawable, -1);
/* Cleanup */
paint_core_cleanup ();
return TRUE;
}
else
return FALSE;
}
#endif
/* too options stuff */
static GimpToolOptions *
clone_options_new (GimpToolInfo *tool_info)
{
CloneOptions *options;
GtkWidget *vbox;
GtkWidget *frame;
options = g_new0 (CloneOptions, 1);
paint_options_init ((PaintOptions *) options, tool_info);
((GimpToolOptions *) options)->reset_func = clone_options_reset;
options->type = options->type_d = CLONE_DEFAULT_TYPE;
options->aligned = options->aligned_d = CLONE_DEFAULT_ALIGNED;
/* the main vbox */
vbox = ((GimpToolOptions *) options)->main_vbox;
frame = gimp_radio_group_new2 (TRUE, _("Source"),
G_CALLBACK (gimp_radio_button_update),
&options->type,
GINT_TO_POINTER (options->type),
_("Image Source"),
GINT_TO_POINTER (IMAGE_CLONE),
&options->type_w[0],
_("Pattern Source"),
GINT_TO_POINTER (PATTERN_CLONE),
&options->type_w[1],
NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
frame = gimp_radio_group_new2 (TRUE, _("Alignment"),
G_CALLBACK (gimp_radio_button_update),
&options->aligned,
GINT_TO_POINTER (options->aligned),
_("Non Aligned"),
GINT_TO_POINTER (ALIGN_NO),
&options->aligned_w[0],
_("Aligned"),
GINT_TO_POINTER (ALIGN_YES),
&options->aligned_w[1],
_("Registered"),
GINT_TO_POINTER (ALIGN_REGISTERED),
&options->aligned_w[2],
NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
return (GimpToolOptions *) options;
}
static void
clone_options_reset (GimpToolOptions *tool_options)
{
CloneOptions *options;
options = (CloneOptions *) tool_options;
paint_options_reset (tool_options);
gimp_radio_group_set_active (GTK_RADIO_BUTTON (options->type_w[0]),
GINT_TO_POINTER (options->type_d));
gimp_radio_group_set_active (GTK_RADIO_BUTTON (options->aligned_w[0]),
GINT_TO_POINTER (options->aligned_d));
}