937 lines
35 KiB
C
937 lines
35 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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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 <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikamath/pikamath.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "tools-types.h"
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#include "core/pika-transform-utils.h"
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#include "core/pikaimage.h"
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#include "paint/pikaperspectiveclone.h"
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#include "paint/pikaperspectivecloneoptions.h"
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#include "widgets/pikahelp-ids.h"
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#include "widgets/pikaviewablebox.h"
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#include "widgets/pikawidgets-utils.h"
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#include "display/pikacanvasgroup.h"
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#include "display/pikadisplay.h"
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#include "display/pikatooltransformgrid.h"
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#include "pikaperspectiveclonetool.h"
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#include "pikacloneoptions-gui.h"
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#include "pikatoolcontrol.h"
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#include "pika-intl.h"
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/* index into trans_info array */
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enum
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{
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X0,
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Y0,
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X1,
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Y1,
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X2,
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Y2,
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X3,
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Y3,
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PIVOT_X,
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PIVOT_Y
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};
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static void pika_perspective_clone_tool_constructed (GObject *object);
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static gboolean pika_perspective_clone_tool_initialize (PikaTool *tool,
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PikaDisplay *display,
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GError **error);
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static gboolean pika_perspective_clone_tool_has_display (PikaTool *tool,
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PikaDisplay *display);
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static PikaDisplay *
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pika_perspective_clone_tool_has_image (PikaTool *tool,
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PikaImage *image);
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static void pika_perspective_clone_tool_control (PikaTool *tool,
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PikaToolAction action,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_button_press (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaButtonPressType press_type,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_button_release (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaButtonReleaseType release_type,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_motion (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_modifier_key (PikaTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_cursor_update (PikaTool *tool,
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const PikaCoords *coords,
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GdkModifierType state,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_oper_update (PikaTool *tool,
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const PikaCoords *coords,
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GdkModifierType state,
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gboolean proximity,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_options_notify (PikaTool *tool,
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PikaToolOptions *options,
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const GParamSpec *pspec);
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static void pika_perspective_clone_tool_draw (PikaDrawTool *draw_tool);
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static void pika_perspective_clone_tool_halt (PikaPerspectiveCloneTool *clone_tool);
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static void pika_perspective_clone_tool_bounds (PikaPerspectiveCloneTool *clone_tool,
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PikaDisplay *display);
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static void pika_perspective_clone_tool_prepare (PikaPerspectiveCloneTool *clone_tool);
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static void pika_perspective_clone_tool_recalc_matrix (PikaPerspectiveCloneTool *clone_tool,
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PikaToolWidget *widget);
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static void pika_perspective_clone_tool_widget_changed (PikaToolWidget *widget,
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PikaPerspectiveCloneTool *clone_tool);
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static void pika_perspective_clone_tool_widget_status (PikaToolWidget *widget,
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const gchar *status,
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PikaPerspectiveCloneTool *clone_tool);
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static GtkWidget *
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pika_perspective_clone_options_gui (PikaToolOptions *tool_options);
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G_DEFINE_TYPE (PikaPerspectiveCloneTool, pika_perspective_clone_tool,
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PIKA_TYPE_BRUSH_TOOL)
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#define parent_class pika_perspective_clone_tool_parent_class
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void
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pika_perspective_clone_tool_register (PikaToolRegisterCallback callback,
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gpointer data)
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{
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(* callback) (PIKA_TYPE_PERSPECTIVE_CLONE_TOOL,
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PIKA_TYPE_PERSPECTIVE_CLONE_OPTIONS,
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pika_perspective_clone_options_gui,
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PIKA_PAINT_OPTIONS_CONTEXT_MASK |
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PIKA_CONTEXT_PROP_MASK_PATTERN,
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"pika-perspective-clone-tool",
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_("Perspective Clone"),
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_("Perspective Clone Tool: Clone from an image source "
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"after applying a perspective transformation"),
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N_("_Perspective Clone"), NULL,
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NULL, PIKA_HELP_TOOL_PERSPECTIVE_CLONE,
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PIKA_ICON_TOOL_PERSPECTIVE_CLONE,
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data);
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}
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static void
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pika_perspective_clone_tool_class_init (PikaPerspectiveCloneToolClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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PikaToolClass *tool_class = PIKA_TOOL_CLASS (klass);
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PikaDrawToolClass *draw_tool_class = PIKA_DRAW_TOOL_CLASS (klass);
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object_class->constructed = pika_perspective_clone_tool_constructed;
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tool_class->initialize = pika_perspective_clone_tool_initialize;
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tool_class->has_display = pika_perspective_clone_tool_has_display;
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tool_class->has_image = pika_perspective_clone_tool_has_image;
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tool_class->control = pika_perspective_clone_tool_control;
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tool_class->button_press = pika_perspective_clone_tool_button_press;
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tool_class->button_release = pika_perspective_clone_tool_button_release;
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tool_class->motion = pika_perspective_clone_tool_motion;
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tool_class->modifier_key = pika_perspective_clone_tool_modifier_key;
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tool_class->cursor_update = pika_perspective_clone_tool_cursor_update;
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tool_class->oper_update = pika_perspective_clone_tool_oper_update;
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tool_class->options_notify = pika_perspective_clone_tool_options_notify;
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draw_tool_class->draw = pika_perspective_clone_tool_draw;
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}
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static void
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pika_perspective_clone_tool_init (PikaPerspectiveCloneTool *clone_tool)
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{
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PikaTool *tool = PIKA_TOOL (clone_tool);
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pika_tool_control_set_action_object_2 (tool->control,
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"context-pattern-select-set");
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pika_matrix3_identity (&clone_tool->transform);
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pika_paint_tool_enable_multi_paint (PIKA_PAINT_TOOL (clone_tool));
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}
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static void
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pika_perspective_clone_tool_constructed (GObject *object)
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{
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PikaPerspectiveCloneOptions *options;
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options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (object);
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G_OBJECT_CLASS (parent_class)->constructed (object);
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if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
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pika_paint_tool_set_active (PIKA_PAINT_TOOL (object), FALSE);
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}
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static gboolean
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pika_perspective_clone_tool_initialize (PikaTool *tool,
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PikaDisplay *display,
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GError **error)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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PikaImage *image = pika_display_get_image (display);
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GList *drawables;
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if (! PIKA_TOOL_CLASS (parent_class)->initialize (tool, display, error))
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{
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return FALSE;
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}
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drawables = pika_image_get_selected_drawables (image);
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if (g_list_length (drawables) == 0)
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{
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pika_tool_message_literal (tool, display, _("No selected drawables."));
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g_list_free (drawables);
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return FALSE;
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}
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if (display != tool->display)
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{
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PikaDisplayShell *shell = pika_display_get_shell (display);
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gint i;
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tool->display = display;
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tool->drawables = drawables;
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/* Find the transform bounds initializing */
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pika_perspective_clone_tool_bounds (clone_tool, display);
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pika_perspective_clone_tool_prepare (clone_tool);
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/* Recalculate the transform tool */
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pika_perspective_clone_tool_recalc_matrix (clone_tool, NULL);
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clone_tool->widget =
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pika_tool_transform_grid_new (shell,
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&clone_tool->transform,
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clone_tool->x1,
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clone_tool->y1,
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clone_tool->x2,
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clone_tool->y2);
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g_object_set (clone_tool->widget,
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"pivot-x", (clone_tool->x1 + clone_tool->x2) / 2.0,
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"pivot-y", (clone_tool->y1 + clone_tool->y2) / 2.0,
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"inside-function", PIKA_TRANSFORM_FUNCTION_MOVE,
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"outside-function", PIKA_TRANSFORM_FUNCTION_ROTATE,
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"use-corner-handles", TRUE,
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"use-perspective-handles", TRUE,
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"use-side-handles", TRUE,
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"use-shear-handles", TRUE,
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"use-pivot-handle", TRUE,
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NULL);
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g_signal_connect (clone_tool->widget, "changed",
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G_CALLBACK (pika_perspective_clone_tool_widget_changed),
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clone_tool);
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g_signal_connect (clone_tool->widget, "status",
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G_CALLBACK (pika_perspective_clone_tool_widget_status),
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clone_tool);
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/* start drawing the bounding box and handles... */
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if (pika_draw_tool_is_active (PIKA_DRAW_TOOL (tool)))
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pika_draw_tool_stop (PIKA_DRAW_TOOL (tool));
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pika_draw_tool_start (PIKA_DRAW_TOOL (tool), display);
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/* Save the current transformation info */
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for (i = 0; i < TRANS_INFO_SIZE; i++)
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clone_tool->old_trans_info[i] = clone_tool->trans_info[i];
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}
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else
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{
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g_list_free (drawables);
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}
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return TRUE;
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}
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static gboolean
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pika_perspective_clone_tool_has_display (PikaTool *tool,
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PikaDisplay *display)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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return (display == clone_tool->src_display ||
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PIKA_TOOL_CLASS (parent_class)->has_display (tool, display));
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}
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static PikaDisplay *
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pika_perspective_clone_tool_has_image (PikaTool *tool,
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PikaImage *image)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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PikaDisplay *display;
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display = PIKA_TOOL_CLASS (parent_class)->has_image (tool, image);
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if (! display && clone_tool->src_display)
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{
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if (image && pika_display_get_image (clone_tool->src_display) == image)
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display = clone_tool->src_display;
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/* NULL image means any display */
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if (! image)
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display = clone_tool->src_display;
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}
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return display;
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}
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static void
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pika_perspective_clone_tool_control (PikaTool *tool,
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PikaToolAction action,
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PikaDisplay *display)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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switch (action)
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{
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case PIKA_TOOL_ACTION_PAUSE:
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case PIKA_TOOL_ACTION_RESUME:
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break;
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case PIKA_TOOL_ACTION_HALT:
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pika_perspective_clone_tool_halt (clone_tool);
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break;
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case PIKA_TOOL_ACTION_COMMIT:
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break;
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}
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PIKA_TOOL_CLASS (parent_class)->control (tool, action, display);
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}
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static void
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pika_perspective_clone_tool_button_press (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaButtonPressType press_type,
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PikaDisplay *display)
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{
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PikaPaintTool *paint_tool = PIKA_PAINT_TOOL (tool);
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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PikaPerspectiveClone *clone = PIKA_PERSPECTIVE_CLONE (paint_tool->core);
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PikaSourceCore *source_core = PIKA_SOURCE_CORE (clone);
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PikaPerspectiveCloneOptions *options;
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options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
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if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
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{
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if (clone_tool->widget)
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{
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pika_tool_widget_hover (clone_tool->widget, coords, state, TRUE);
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if (pika_tool_widget_button_press (clone_tool->widget, coords,
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time, state, press_type))
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{
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clone_tool->grab_widget = clone_tool->widget;
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}
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}
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pika_tool_control_activate (tool->control);
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}
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else
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{
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GdkModifierType extend_mask = pika_get_extend_selection_mask ();
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GdkModifierType toggle_mask = pika_get_toggle_behavior_mask ();
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gdouble nnx, nny;
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pika_draw_tool_pause (PIKA_DRAW_TOOL (tool));
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if ((state & (toggle_mask | extend_mask)) == toggle_mask)
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{
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source_core->set_source = TRUE;
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clone_tool->src_display = display;
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}
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else
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{
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source_core->set_source = FALSE;
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}
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PIKA_TOOL_CLASS (parent_class)->button_press (tool, coords, time, state,
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press_type, display);
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/* Set the coordinates for the reference cross */
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pika_perspective_clone_get_source_point (clone,
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coords->x, coords->y,
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&nnx, &nny);
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clone_tool->src_x = floor (nnx);
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clone_tool->src_y = floor (nny);
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pika_draw_tool_resume (PIKA_DRAW_TOOL (tool));
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}
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}
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static void
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pika_perspective_clone_tool_button_release (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaButtonReleaseType release_type,
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PikaDisplay *display)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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PikaPerspectiveCloneOptions *options;
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options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
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switch (options->clone_mode)
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{
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case PIKA_PERSPECTIVE_CLONE_MODE_ADJUST:
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pika_tool_control_halt (tool->control);
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if (clone_tool->grab_widget)
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{
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pika_tool_widget_button_release (clone_tool->grab_widget,
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coords, time, state, release_type);
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clone_tool->grab_widget = NULL;
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}
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break;
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case PIKA_PERSPECTIVE_CLONE_MODE_PAINT:
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PIKA_TOOL_CLASS (parent_class)->button_release (tool, coords, time, state,
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release_type, display);
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break;
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}
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}
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static void
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pika_perspective_clone_tool_motion (PikaTool *tool,
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const PikaCoords *coords,
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guint32 time,
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GdkModifierType state,
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PikaDisplay *display)
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{
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PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
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PikaPaintTool *paint_tool = PIKA_PAINT_TOOL (tool);
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PikaPerspectiveClone *clone = PIKA_PERSPECTIVE_CLONE (paint_tool->core);
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PikaPerspectiveCloneOptions *options;
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options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
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if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
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{
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if (clone_tool->grab_widget)
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{
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pika_tool_widget_motion (clone_tool->grab_widget, coords, time, state);
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}
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}
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else if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_PAINT)
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{
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gdouble nnx, nny;
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pika_draw_tool_pause (PIKA_DRAW_TOOL (tool));
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PIKA_TOOL_CLASS (parent_class)->motion (tool, coords, time, state,
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display);
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/* Set the coordinates for the reference cross */
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pika_perspective_clone_get_source_point (clone,
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coords->x, coords->y,
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&nnx, &nny);
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clone_tool->src_x = floor (nnx);
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clone_tool->src_y = floor (nny);
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pika_draw_tool_resume (PIKA_DRAW_TOOL (tool));
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}
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}
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static void
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pika_perspective_clone_tool_modifier_key (PikaTool *tool,
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|
GdkModifierType key,
|
|
gboolean press,
|
|
GdkModifierType state,
|
|
PikaDisplay *display)
|
|
{
|
|
PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
|
|
PikaPerspectiveCloneOptions *options;
|
|
|
|
options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
|
|
|
|
if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_PAINT &&
|
|
key == pika_get_toggle_behavior_mask ())
|
|
{
|
|
if (press)
|
|
{
|
|
clone_tool->saved_precision =
|
|
pika_tool_control_get_precision (tool->control);
|
|
pika_tool_control_set_precision (tool->control,
|
|
PIKA_CURSOR_PRECISION_PIXEL_CENTER);
|
|
}
|
|
else
|
|
{
|
|
pika_tool_control_set_precision (tool->control,
|
|
clone_tool->saved_precision);
|
|
}
|
|
}
|
|
|
|
PIKA_TOOL_CLASS (parent_class)->modifier_key (tool, key, press, state,
|
|
display);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_cursor_update (PikaTool *tool,
|
|
const PikaCoords *coords,
|
|
GdkModifierType state,
|
|
PikaDisplay *display)
|
|
{
|
|
PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
|
|
PikaPerspectiveCloneOptions *options;
|
|
PikaImage *image;
|
|
PikaToolClass *tool_class;
|
|
PikaCursorType cursor = PIKA_CURSOR_MOUSE;
|
|
PikaToolCursorType tool_cursor = PIKA_TOOL_CURSOR_NONE;
|
|
PikaCursorModifier modifier = PIKA_CURSOR_MODIFIER_NONE;
|
|
|
|
options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
|
|
|
|
image = pika_display_get_image (display);
|
|
|
|
if (pika_image_coords_in_active_pickable (image, coords,
|
|
FALSE, FALSE, TRUE))
|
|
{
|
|
cursor = PIKA_CURSOR_MOUSE;
|
|
}
|
|
|
|
if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
|
|
{
|
|
if (clone_tool->widget)
|
|
{
|
|
if (display == tool->display)
|
|
{
|
|
pika_tool_widget_get_cursor (clone_tool->widget,
|
|
coords, state,
|
|
&cursor, &tool_cursor, &modifier);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GdkModifierType extend_mask = pika_get_extend_selection_mask ();
|
|
GdkModifierType toggle_mask = pika_get_toggle_behavior_mask ();
|
|
|
|
if ((state & (toggle_mask | extend_mask)) == toggle_mask)
|
|
{
|
|
cursor = PIKA_CURSOR_CROSSHAIR_SMALL;
|
|
}
|
|
else if (! PIKA_SOURCE_OPTIONS (options)->src_drawables)
|
|
{
|
|
modifier = PIKA_CURSOR_MODIFIER_BAD;
|
|
}
|
|
|
|
tool_cursor = PIKA_TOOL_CURSOR_CLONE;
|
|
}
|
|
|
|
pika_tool_control_set_cursor (tool->control, cursor);
|
|
pika_tool_control_set_tool_cursor (tool->control, tool_cursor);
|
|
pika_tool_control_set_cursor_modifier (tool->control, modifier);
|
|
|
|
/* If we are in adjust mode, skip the PikaBrushClass when chaining up.
|
|
* This ensures that the cursor will be set regardless of
|
|
* PikaBrushTool::show_cursor (see bug #354933).
|
|
*/
|
|
if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
|
|
tool_class = PIKA_TOOL_CLASS (g_type_class_peek_parent (parent_class));
|
|
else
|
|
tool_class = PIKA_TOOL_CLASS (parent_class);
|
|
|
|
tool_class->cursor_update (tool, coords, state, display);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_oper_update (PikaTool *tool,
|
|
const PikaCoords *coords,
|
|
GdkModifierType state,
|
|
gboolean proximity,
|
|
PikaDisplay *display)
|
|
{
|
|
PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
|
|
PikaPerspectiveCloneOptions *options;
|
|
|
|
options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
|
|
|
|
if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
|
|
{
|
|
if (clone_tool->widget)
|
|
{
|
|
if (display == tool->display)
|
|
{
|
|
pika_tool_widget_hover (clone_tool->widget, coords, state,
|
|
proximity);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
PIKA_TOOL_CLASS (parent_class)->oper_update (tool, coords, state,
|
|
proximity, display);
|
|
|
|
if (proximity)
|
|
{
|
|
PikaPaintCore *core = PIKA_PAINT_TOOL (tool)->core;
|
|
PikaPerspectiveClone *clone = PIKA_PERSPECTIVE_CLONE (core);
|
|
PikaSourceCore *source_core = PIKA_SOURCE_CORE (core);
|
|
|
|
if (PIKA_SOURCE_OPTIONS (options)->src_drawables == NULL)
|
|
{
|
|
pika_tool_replace_status (tool, display,
|
|
_("Ctrl-Click to set a clone source"));
|
|
}
|
|
else
|
|
{
|
|
pika_draw_tool_pause (PIKA_DRAW_TOOL (tool));
|
|
|
|
g_object_get (options,
|
|
"src-x", &clone_tool->src_x,
|
|
"src-y", &clone_tool->src_y,
|
|
NULL);
|
|
|
|
if (! source_core->first_stroke)
|
|
{
|
|
if (PIKA_SOURCE_OPTIONS (options)->align_mode ==
|
|
PIKA_SOURCE_ALIGN_YES)
|
|
{
|
|
gdouble nnx, nny;
|
|
|
|
/* Set the coordinates for the reference cross */
|
|
pika_perspective_clone_get_source_point (clone,
|
|
coords->x,
|
|
coords->y,
|
|
&nnx, &nny);
|
|
|
|
clone_tool->src_x = floor (nnx);
|
|
clone_tool->src_y = floor (nny);
|
|
}
|
|
}
|
|
|
|
pika_draw_tool_resume (PIKA_DRAW_TOOL (tool));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_options_notify (PikaTool *tool,
|
|
PikaToolOptions *options,
|
|
const GParamSpec *pspec)
|
|
{
|
|
PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (tool);
|
|
PikaPaintTool *paint_tool = PIKA_PAINT_TOOL (tool);
|
|
PikaPerspectiveCloneOptions *clone_options;
|
|
|
|
clone_options = PIKA_PERSPECTIVE_CLONE_OPTIONS (options);
|
|
|
|
PIKA_TOOL_CLASS (parent_class)->options_notify (tool, options, pspec);
|
|
|
|
if (! strcmp (pspec->name, "clone-mode"))
|
|
{
|
|
PikaPerspectiveClone *clone;
|
|
|
|
clone = PIKA_PERSPECTIVE_CLONE (PIKA_PAINT_TOOL (tool)->core);
|
|
|
|
pika_draw_tool_pause (PIKA_DRAW_TOOL (clone_tool));
|
|
|
|
if (clone_options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_PAINT)
|
|
{
|
|
pika_perspective_clone_set_transform (clone, &clone_tool->transform);
|
|
|
|
pika_paint_tool_set_active (paint_tool, TRUE);
|
|
}
|
|
else
|
|
{
|
|
pika_paint_tool_set_active (paint_tool, FALSE);
|
|
|
|
pika_tool_control_set_precision (tool->control,
|
|
PIKA_CURSOR_PRECISION_SUBPIXEL);
|
|
|
|
/* start drawing the bounding box and handles... */
|
|
if (tool->display &&
|
|
! pika_draw_tool_is_active (PIKA_DRAW_TOOL (clone_tool)))
|
|
{
|
|
pika_draw_tool_start (PIKA_DRAW_TOOL (clone_tool), tool->display);
|
|
}
|
|
}
|
|
|
|
pika_draw_tool_resume (PIKA_DRAW_TOOL (clone_tool));
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_draw (PikaDrawTool *draw_tool)
|
|
{
|
|
PikaTool *tool = PIKA_TOOL (draw_tool);
|
|
PikaPerspectiveCloneTool *clone_tool = PIKA_PERSPECTIVE_CLONE_TOOL (draw_tool);
|
|
PikaPerspectiveCloneOptions *options;
|
|
|
|
options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
|
|
|
|
if (options->clone_mode == PIKA_PERSPECTIVE_CLONE_MODE_ADJUST)
|
|
{
|
|
if (clone_tool->widget)
|
|
{
|
|
PikaCanvasItem *item = pika_tool_widget_get_item (clone_tool->widget);
|
|
|
|
pika_draw_tool_add_item (draw_tool, item);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
PikaCanvasGroup *stroke_group;
|
|
|
|
stroke_group = pika_draw_tool_add_stroke_group (draw_tool);
|
|
|
|
/* draw the bounding box */
|
|
pika_draw_tool_push_group (draw_tool, stroke_group);
|
|
|
|
pika_draw_tool_add_line (draw_tool,
|
|
clone_tool->trans_info[X0],
|
|
clone_tool->trans_info[Y0],
|
|
clone_tool->trans_info[X1],
|
|
clone_tool->trans_info[Y1]);
|
|
pika_draw_tool_add_line (draw_tool,
|
|
clone_tool->trans_info[X1],
|
|
clone_tool->trans_info[Y1],
|
|
clone_tool->trans_info[X3],
|
|
clone_tool->trans_info[Y3]);
|
|
pika_draw_tool_add_line (draw_tool,
|
|
clone_tool->trans_info[X2],
|
|
clone_tool->trans_info[Y2],
|
|
clone_tool->trans_info[X3],
|
|
clone_tool->trans_info[Y3]);
|
|
pika_draw_tool_add_line (draw_tool,
|
|
clone_tool->trans_info[X2],
|
|
clone_tool->trans_info[Y2],
|
|
clone_tool->trans_info[X0],
|
|
clone_tool->trans_info[Y0]);
|
|
|
|
pika_draw_tool_pop_group (draw_tool);
|
|
}
|
|
|
|
if (PIKA_SOURCE_OPTIONS (options)->src_drawables && clone_tool->src_display)
|
|
{
|
|
PikaDisplay *tmp_display;
|
|
|
|
tmp_display = draw_tool->display;
|
|
draw_tool->display = clone_tool->src_display;
|
|
|
|
pika_draw_tool_add_handle (draw_tool,
|
|
PIKA_HANDLE_CROSS,
|
|
clone_tool->src_x + 0.5,
|
|
clone_tool->src_y + 0.5,
|
|
PIKA_TOOL_HANDLE_SIZE_CROSS,
|
|
PIKA_TOOL_HANDLE_SIZE_CROSS,
|
|
PIKA_HANDLE_ANCHOR_CENTER);
|
|
|
|
draw_tool->display = tmp_display;
|
|
}
|
|
|
|
PIKA_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_halt (PikaPerspectiveCloneTool *clone_tool)
|
|
{
|
|
PikaTool *tool = PIKA_TOOL (clone_tool);
|
|
PikaPerspectiveCloneOptions *options;
|
|
|
|
options = PIKA_PERSPECTIVE_CLONE_TOOL_GET_OPTIONS (tool);
|
|
|
|
clone_tool->src_display = NULL;
|
|
|
|
g_object_set (options,
|
|
"src-drawables", NULL,
|
|
NULL);
|
|
|
|
if (pika_draw_tool_is_active (PIKA_DRAW_TOOL (tool)))
|
|
pika_draw_tool_stop (PIKA_DRAW_TOOL (tool));
|
|
|
|
g_clear_object (&clone_tool->widget);
|
|
|
|
tool->display = NULL;
|
|
g_list_free (tool->drawables);
|
|
tool->drawables = NULL;
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_bounds (PikaPerspectiveCloneTool *clone_tool,
|
|
PikaDisplay *display)
|
|
{
|
|
PikaImage *image = pika_display_get_image (display);
|
|
|
|
clone_tool->x1 = 0;
|
|
clone_tool->y1 = 0;
|
|
clone_tool->x2 = pika_image_get_width (image);
|
|
clone_tool->y2 = pika_image_get_height (image);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_prepare (PikaPerspectiveCloneTool *clone_tool)
|
|
{
|
|
clone_tool->trans_info[PIVOT_X] = (gdouble) (clone_tool->x1 + clone_tool->x2) / 2.0;
|
|
clone_tool->trans_info[PIVOT_Y] = (gdouble) (clone_tool->y1 + clone_tool->y2) / 2.0;
|
|
|
|
clone_tool->trans_info[X0] = clone_tool->x1;
|
|
clone_tool->trans_info[Y0] = clone_tool->y1;
|
|
clone_tool->trans_info[X1] = clone_tool->x2;
|
|
clone_tool->trans_info[Y1] = clone_tool->y1;
|
|
clone_tool->trans_info[X2] = clone_tool->x1;
|
|
clone_tool->trans_info[Y2] = clone_tool->y2;
|
|
clone_tool->trans_info[X3] = clone_tool->x2;
|
|
clone_tool->trans_info[Y3] = clone_tool->y2;
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_recalc_matrix (PikaPerspectiveCloneTool *clone_tool,
|
|
PikaToolWidget *widget)
|
|
{
|
|
pika_matrix3_identity (&clone_tool->transform);
|
|
pika_transform_matrix_perspective (&clone_tool->transform,
|
|
clone_tool->x1,
|
|
clone_tool->y1,
|
|
clone_tool->x2 - clone_tool->x1,
|
|
clone_tool->y2 - clone_tool->y1,
|
|
clone_tool->trans_info[X0],
|
|
clone_tool->trans_info[Y0],
|
|
clone_tool->trans_info[X1],
|
|
clone_tool->trans_info[Y1],
|
|
clone_tool->trans_info[X2],
|
|
clone_tool->trans_info[Y2],
|
|
clone_tool->trans_info[X3],
|
|
clone_tool->trans_info[Y3]);
|
|
|
|
if (widget)
|
|
g_object_set (widget,
|
|
"transform", &clone_tool->transform,
|
|
"x1", (gdouble) clone_tool->x1,
|
|
"y1", (gdouble) clone_tool->y1,
|
|
"x2", (gdouble) clone_tool->x2,
|
|
"y2", (gdouble) clone_tool->y2,
|
|
"pivot-x", clone_tool->trans_info[PIVOT_X],
|
|
"pivot-y", clone_tool->trans_info[PIVOT_Y],
|
|
NULL);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_widget_changed (PikaToolWidget *widget,
|
|
PikaPerspectiveCloneTool *clone_tool)
|
|
{
|
|
PikaMatrix3 *transform;
|
|
|
|
g_object_get (widget,
|
|
"transform", &transform,
|
|
"pivot-x", &clone_tool->trans_info[PIVOT_X],
|
|
"pivot-y", &clone_tool->trans_info[PIVOT_Y],
|
|
NULL);
|
|
|
|
pika_matrix3_transform_point (transform,
|
|
clone_tool->x1, clone_tool->y1,
|
|
&clone_tool->trans_info[X0],
|
|
&clone_tool->trans_info[Y0]);
|
|
pika_matrix3_transform_point (transform,
|
|
clone_tool->x2, clone_tool->y1,
|
|
&clone_tool->trans_info[X1],
|
|
&clone_tool->trans_info[Y1]);
|
|
pika_matrix3_transform_point (transform,
|
|
clone_tool->x1, clone_tool->y2,
|
|
&clone_tool->trans_info[X2],
|
|
&clone_tool->trans_info[Y2]);
|
|
pika_matrix3_transform_point (transform,
|
|
clone_tool->x2, clone_tool->y2,
|
|
&clone_tool->trans_info[X3],
|
|
&clone_tool->trans_info[Y3]);
|
|
|
|
g_free (transform);
|
|
|
|
pika_perspective_clone_tool_recalc_matrix (clone_tool, NULL);
|
|
}
|
|
|
|
static void
|
|
pika_perspective_clone_tool_widget_status (PikaToolWidget *widget,
|
|
const gchar *status,
|
|
PikaPerspectiveCloneTool *clone_tool)
|
|
{
|
|
PikaTool *tool = PIKA_TOOL (clone_tool);
|
|
|
|
if (status)
|
|
{
|
|
pika_tool_replace_status (tool, tool->display, "%s", status);
|
|
}
|
|
else
|
|
{
|
|
pika_tool_pop_status (tool, tool->display);
|
|
}
|
|
}
|
|
|
|
|
|
/* tool options stuff */
|
|
|
|
static GtkWidget *
|
|
pika_perspective_clone_options_gui (PikaToolOptions *tool_options)
|
|
{
|
|
GObject *config = G_OBJECT (tool_options);
|
|
GtkWidget *vbox = pika_clone_options_gui (tool_options);
|
|
GtkWidget *mode;
|
|
|
|
/* radio buttons to set if you are modifying the perspective plane
|
|
* or painting
|
|
*/
|
|
mode = pika_prop_enum_radio_box_new (config, "clone-mode", 0, 0);
|
|
gtk_box_pack_start (GTK_BOX (vbox), mode, FALSE, FALSE, 0);
|
|
gtk_box_reorder_child (GTK_BOX (vbox), mode, 0);
|
|
|
|
return vbox;
|
|
}
|
