mirror of https://github.com/GNOME/gimp.git
439 lines
16 KiB
C
439 lines
16 KiB
C
/* The GIMP -- an 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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#include "config.h"
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#include <gtk/gtk.h>
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpconfig/gimpconfig.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "tools-types.h"
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#include "core/gimp.h"
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#include "core/gimpdrawable.h"
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#include "core/gimpimage.h"
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#include "core/gimptoolinfo.h"
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#include "widgets/gimpcolorframe.h"
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#include "widgets/gimpcolormapeditor.h"
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#include "widgets/gimpdialogfactory.h"
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#include "widgets/gimpdockable.h"
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#include "widgets/gimphelp-ids.h"
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#include "widgets/gimppaletteeditor.h"
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#include "widgets/gimpsessioninfo.h"
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#include "widgets/gimptooldialog.h"
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#include "widgets/gimpviewabledialog.h"
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#include "display/gimpdisplay.h"
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#include "gimpcolorpickeroptions.h"
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#include "gimpcolorpickertool.h"
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#include "gimptoolcontrol.h"
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#include "gimp-intl.h"
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/* local function prototypes */
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static GObject * gimp_color_picker_tool_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params);
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static void gimp_color_picker_tool_finalize (GObject *object);
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static void gimp_color_picker_tool_control (GimpTool *tool,
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GimpToolAction action,
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GimpDisplay *gdisp);
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static void gimp_color_picker_tool_modifier_key (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_color_picker_tool_oper_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp);
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static void gimp_color_picker_tool_picked (GimpColorTool *color_tool,
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GimpColorPickState pick_state,
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GimpImageType sample_type,
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GimpRGB *color,
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gint color_index);
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static void gimp_color_picker_tool_info_create (GimpColorPickerTool *picker_tool);
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static void gimp_color_picker_tool_info_response (GtkWidget *widget,
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gint response_id,
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GimpColorPickerTool *picker_tool);
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static void gimp_color_picker_tool_info_update (GimpColorPickerTool *picker_tool,
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GimpImageType sample_type,
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GimpRGB *color,
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gint color_index);
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G_DEFINE_TYPE (GimpColorPickerTool, gimp_color_picker_tool,
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GIMP_TYPE_COLOR_TOOL);
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#define parent_class gimp_color_picker_tool_parent_class
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void
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gimp_color_picker_tool_register (GimpToolRegisterCallback callback,
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gpointer data)
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{
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(* callback) (GIMP_TYPE_COLOR_PICKER_TOOL,
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GIMP_TYPE_COLOR_PICKER_OPTIONS,
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gimp_color_picker_options_gui,
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0,
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"gimp-color-picker-tool",
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_("Color Picker"),
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_("Pick colors from the image"),
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N_("C_olor Picker"), "O",
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NULL, GIMP_HELP_TOOL_COLOR_PICKER,
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GIMP_STOCK_TOOL_COLOR_PICKER,
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data);
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}
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static void
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gimp_color_picker_tool_class_init (GimpColorPickerToolClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpToolClass *tool_class = GIMP_TOOL_CLASS (klass);
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GimpColorToolClass *color_tool_class = GIMP_COLOR_TOOL_CLASS (klass);
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object_class->constructor = gimp_color_picker_tool_constructor;
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object_class->finalize = gimp_color_picker_tool_finalize;
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tool_class->control = gimp_color_picker_tool_control;
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tool_class->modifier_key = gimp_color_picker_tool_modifier_key;
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tool_class->oper_update = gimp_color_picker_tool_oper_update;
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color_tool_class->picked = gimp_color_picker_tool_picked;
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}
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static void
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gimp_color_picker_tool_init (GimpColorPickerTool *tool)
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{
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GimpColorTool *color_tool = GIMP_COLOR_TOOL (tool);
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color_tool->pick_mode = GIMP_COLOR_PICK_MODE_FOREGROUND;
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}
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static GObject *
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gimp_color_picker_tool_constructor (GType type,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObject *object;
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GimpTool *tool;
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object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
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tool = GIMP_TOOL (object);
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gimp_color_tool_enable (GIMP_COLOR_TOOL (object),
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GIMP_COLOR_OPTIONS (tool->tool_info->tool_options));
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return object;
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}
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static void
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gimp_color_picker_tool_finalize (GObject *object)
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{
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GimpColorPickerTool *picker_tool = GIMP_COLOR_PICKER_TOOL (object);
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if (picker_tool->dialog)
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gimp_color_picker_tool_info_response (NULL, GTK_RESPONSE_CLOSE,
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picker_tool);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gimp_color_picker_tool_control (GimpTool *tool,
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GimpToolAction action,
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GimpDisplay *gdisp)
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{
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GimpColorPickerTool *picker_tool = GIMP_COLOR_PICKER_TOOL (tool);
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switch (action)
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{
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case HALT:
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if (picker_tool->dialog)
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gimp_color_picker_tool_info_response (NULL, GTK_RESPONSE_CLOSE,
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picker_tool);
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break;
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default:
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break;
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}
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GIMP_TOOL_CLASS (parent_class)->control (tool, action, gdisp);
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}
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static void
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gimp_color_picker_tool_modifier_key (GimpTool *tool,
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GdkModifierType key,
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gboolean press,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpColorPickerOptions *options;
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options = GIMP_COLOR_PICKER_OPTIONS (tool->tool_info->tool_options);
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if (key == GDK_SHIFT_MASK)
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{
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g_object_set (options, "use-info-window", ! options->use_info_window,
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NULL);
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}
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else if (key == GDK_CONTROL_MASK)
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{
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switch (options->pick_mode)
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{
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case GIMP_COLOR_PICK_MODE_FOREGROUND:
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g_object_set (options, "pick-mode", GIMP_COLOR_PICK_MODE_BACKGROUND,
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NULL);
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break;
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case GIMP_COLOR_PICK_MODE_BACKGROUND:
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g_object_set (options, "pick-mode", GIMP_COLOR_PICK_MODE_FOREGROUND,
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NULL);
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break;
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default:
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break;
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}
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}
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}
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static void
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gimp_color_picker_tool_oper_update (GimpTool *tool,
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GimpCoords *coords,
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GdkModifierType state,
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GimpDisplay *gdisp)
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{
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GimpColorPickerOptions *options;
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options = GIMP_COLOR_PICKER_OPTIONS (tool->tool_info->tool_options);
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GIMP_COLOR_TOOL (tool)->pick_mode = options->pick_mode;
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GIMP_TOOL_CLASS (parent_class)->oper_update (tool, coords, state, gdisp);
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}
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static void
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gimp_color_picker_tool_picked (GimpColorTool *color_tool,
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GimpColorPickState pick_state,
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GimpImageType sample_type,
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GimpRGB *color,
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gint color_index)
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{
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GimpTool *tool = GIMP_TOOL (color_tool);
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GimpColorPickerTool *picker_tool = GIMP_COLOR_PICKER_TOOL (color_tool);
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GimpColorPickerOptions *options;
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GimpContext *user_context;
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options = GIMP_COLOR_PICKER_OPTIONS (color_tool->options);
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if (options->use_info_window && ! picker_tool->dialog)
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gimp_color_picker_tool_info_create (picker_tool);
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if (picker_tool->dialog)
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gimp_color_picker_tool_info_update (picker_tool, sample_type,
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color, color_index);
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user_context = gimp_get_user_context (tool->gdisp->gimage->gimp);
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if ((options->pick_mode == GIMP_COLOR_PICK_MODE_FOREGROUND ||
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options->pick_mode == GIMP_COLOR_PICK_MODE_BACKGROUND) &&
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GIMP_IMAGE_TYPE_IS_INDEXED (sample_type))
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{
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GimpDialogFactory *dialog_factory;
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GimpSessionInfo *info;
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dialog_factory = gimp_dialog_factory_from_name ("dock");
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info = gimp_dialog_factory_find_session_info (dialog_factory,
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"gimp-indexed-palette");
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if (info && info->widget)
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{
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GtkWidget *colormap_editor;
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colormap_editor = gtk_bin_get_child (GTK_BIN (info->widget));
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gtk_adjustment_set_value
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(GIMP_COLORMAP_EDITOR (colormap_editor)->index_adjustment,
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color_index);
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}
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}
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switch (options->pick_mode)
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{
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case GIMP_COLOR_PICK_MODE_NONE:
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break;
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case GIMP_COLOR_PICK_MODE_FOREGROUND:
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gimp_context_set_foreground (user_context, color);
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break;
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case GIMP_COLOR_PICK_MODE_BACKGROUND:
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gimp_context_set_background (user_context, color);
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break;
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case GIMP_COLOR_PICK_MODE_PALETTE:
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{
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GimpDialogFactory *dialog_factory;
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GdkScreen *screen;
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GtkWidget *dockable;
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dialog_factory = gimp_dialog_factory_from_name ("dock");
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screen = gtk_widget_get_screen (tool->gdisp->shell);
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dockable = gimp_dialog_factory_dialog_raise (dialog_factory, screen,
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"gimp-palette-editor",
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-1);
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if (dockable)
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{
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GtkWidget *palette_editor;
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GimpData *data;
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/* don't blink like mad when updating */
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if (pick_state == GIMP_COLOR_PICK_STATE_UPDATE)
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gimp_dockable_blink_cancel (GIMP_DOCKABLE (dockable));
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palette_editor = gtk_bin_get_child (GTK_BIN (dockable));
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data = gimp_data_editor_get_data (GIMP_DATA_EDITOR (palette_editor));
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if (! data)
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{
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data = GIMP_DATA (gimp_context_get_palette (user_context));
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gimp_data_editor_set_data (GIMP_DATA_EDITOR (palette_editor),
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data);
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}
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gimp_palette_editor_pick_color (GIMP_PALETTE_EDITOR (palette_editor),
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color, pick_state);
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}
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}
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break;
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}
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}
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static void
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gimp_color_picker_tool_info_create (GimpColorPickerTool *picker_tool)
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{
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GimpTool *tool = GIMP_TOOL (picker_tool);
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GtkWidget *hbox;
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GtkWidget *frame;
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GimpRGB color;
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g_return_if_fail (tool->drawable != NULL);
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picker_tool->dialog = gimp_tool_dialog_new (tool->tool_info,
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NULL /* tool->gdisp->shell */,
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_("Color Picker Information"),
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GTK_STOCK_CLOSE,
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GTK_RESPONSE_CLOSE,
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NULL);
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gtk_window_set_focus_on_map (GTK_WINDOW (picker_tool->dialog), FALSE);
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gimp_viewable_dialog_set_viewable (GIMP_VIEWABLE_DIALOG (picker_tool->dialog),
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GIMP_VIEWABLE (tool->drawable));
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g_signal_connect (picker_tool->dialog, "response",
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G_CALLBACK (gimp_color_picker_tool_info_response),
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picker_tool);
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hbox = gtk_hbox_new (FALSE, 6);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
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gtk_box_pack_start (GTK_BOX (GTK_DIALOG (picker_tool->dialog)->vbox), hbox,
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FALSE, FALSE, 0);
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gtk_widget_show (hbox);
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picker_tool->color_frame1 = gimp_color_frame_new ();
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gimp_color_frame_set_mode (GIMP_COLOR_FRAME (picker_tool->color_frame1),
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GIMP_COLOR_FRAME_MODE_PIXEL);
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gtk_box_pack_start (GTK_BOX (hbox), picker_tool->color_frame1,
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FALSE, FALSE, 0);
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gtk_widget_show (picker_tool->color_frame1);
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picker_tool->color_frame2 = gimp_color_frame_new ();
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gimp_color_frame_set_mode (GIMP_COLOR_FRAME (picker_tool->color_frame2),
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GIMP_COLOR_FRAME_MODE_RGB);
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gtk_box_pack_start (GTK_BOX (hbox), picker_tool->color_frame2,
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FALSE, FALSE, 0);
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gtk_widget_show (picker_tool->color_frame2);
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frame = gtk_frame_new (NULL);
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
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gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0);
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gtk_widget_show (frame);
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gimp_rgba_set (&color, 0.0, 0.0, 0.0, 0.0);
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picker_tool->color_area =
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gimp_color_area_new (&color,
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gimp_drawable_has_alpha (tool->drawable) ?
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GIMP_COLOR_AREA_LARGE_CHECKS :
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GIMP_COLOR_AREA_FLAT,
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GDK_BUTTON1_MASK | GDK_BUTTON2_MASK);
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gtk_widget_set_size_request (picker_tool->color_area, 48, -1);
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gtk_drag_dest_unset (picker_tool->color_area);
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gtk_container_add (GTK_CONTAINER (frame), picker_tool->color_area);
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gtk_widget_show (picker_tool->color_area);
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}
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static void
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gimp_color_picker_tool_info_response (GtkWidget *widget,
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gint response_id,
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GimpColorPickerTool *picker_tool)
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{
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gtk_widget_destroy (picker_tool->dialog);
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picker_tool->dialog = NULL;
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picker_tool->color_area = NULL;
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picker_tool->color_frame1 = NULL;
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picker_tool->color_frame2 = NULL;
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}
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static void
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gimp_color_picker_tool_info_update (GimpColorPickerTool *picker_tool,
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GimpImageType sample_type,
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GimpRGB *color,
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gint color_index)
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{
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gimp_color_area_set_color (GIMP_COLOR_AREA (picker_tool->color_area),
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color);
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gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame1),
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sample_type, color, color_index);
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gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame2),
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sample_type, color, color_index);
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if (GTK_WIDGET_VISIBLE (picker_tool->dialog))
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gdk_window_show (picker_tool->dialog->window);
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else
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gtk_widget_show (picker_tool->dialog);
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}
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