gdyntext_ui.c

GIMP Dynamic Text是GIMP的插件程序

/*
 * GIMP Dynamic Text -- This is a plug-in for The GIMP 1.0
 * Copyright (C) 1998,1999,2000 Marco Lamberto <[e-mail]>
 * Web page: http://www.geocities.com/Tokyo/1474/gimp/
 *
 * 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.
 *
 * $Id: gdyntext_ui.c,v 1.33 2000/06/04 13:44:10 lm Exp lm $
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <string.h>
#include <gtk/gtk.h>
#include "gdyntext.h"
#include "message_window.h"
#include "charmap_window.h"
#include "font_selection.h"

#include "graphics/antialias.xpm"
#include "graphics/align_left.xpm"
#include "graphics/align_center.xpm"
#include "graphics/align_right.xpm"
#include "graphics/charmap.xpm"
#include "graphics/font_preview.xpm"
#include "graphics/font_preview_clear.xpm"
#include "graphics/font_preview_default.xpm"
#include "graphics/gdyntext_logo.xpm"
#include "graphics/new_layer.xpm"
#include "graphics/text_load.xpm"
#include "graphics/layer_align_0.xpm"
#include "graphics/layer_align_1.xpm"
#include "graphics/layer_align_2.xpm"
#include "graphics/layer_align_3.xpm"
#include "graphics/layer_align_4.xpm"
#include "graphics/layer_align_5.xpm"
#include "graphics/layer_align_6.xpm"
#include "graphics/layer_align_7.xpm"
#include "graphics/layer_align_8.xpm"
#include "graphics/layer_align_9.xpm"


typedef struct {
	GtkWidget *window;
	GtkWidget *font_selection;
	GtkWidget *font_rotation;
	GtkWidget *line_spacing;
	GtkWidget *font_color;
	GtkWidget *textarea;
	GtkWidget *font_preview;
	GtkWidget *hbox_fp;
	GtkWidget *charmap_window_toggle;
	GtkWidget *new_layer_toggle;
	GtkWidget *statusbar;
	gint layer_alignment;
	gboolean font_preview_enabled;
	gboolean ok_pressed;
} GdtMainWindow;


GtkWidget *create_about_dialog(void);
GtkWidget *create_color_selection_dialog(void);
GdtMainWindow *create_main_window(GdtMainWindow **main_window, GdtVals *data);
GtkWidget *create_message_window(GtkWidget **mw);
void set_gdt_vals(GdtVals *data);
void gtk_text_set_font(GtkText *text, GdkFont *font);
void load_text(GtkWidget *widget, gpointer data);
void on_about_dialog_close(GtkWidget *widget, gpointer data);
void on_about_dialog_destroy(GtkWidget *widget, gpointer data);
void on_button_toggled(GtkWidget *widget, gpointer data);
void on_charmap_window_insert(GtkWidget *widget, gpointer data);
void on_charmap_button_toggled(GtkWidget *widget, gpointer data);
void on_color_selection_dialog_cancel_clicked(GtkWidget *widget, gpointer data);
void on_color_selection_dialog_ok_clicked(GtkWidget *widget, gpointer data);
void on_font_preview_button_clicked(GtkWidget *widget, gpointer data);
void on_font_preview_toggled(GtkWidget *widget, gpointer data);
void on_font_selection_changed(GtkWidget *widget, gpointer data);
void on_load_text_clicked(GtkWidget *widget, gpointer data);
void on_layer_align_change(GtkWidget *widget, gpointer data);
void on_main_window_about_clicked(GtkWidget *widget, gpointer data);
void on_main_window_align_c_clicked(GtkWidget *widget, gpointer data);
void on_main_window_align_l_clicked(GtkWidget *widget, gpointer data);
void on_main_window_align_r_clicked(GtkWidget *widget, gpointer data);
void on_main_window_apply_clicked(GtkWidget *widget, gpointer data);
void on_main_window_cancel_clicked(GtkWidget *widget, gpointer data);
void on_main_window_font_color_clicked(GtkWidget *widget, gpointer data);
void on_main_window_ok_press_event(GtkWidget *widget, GdkEvent *event, gpointer data);
void on_main_window_ok_clicked(GtkWidget *widget, gpointer data);
void on_window_close(GtkWidget *widget, gpointer data);
void on_window_destroy(GtkWidget *widget, gpointer data);
void toggle_button_update(GtkWidget *widget, GtkWidget *window);
void update_font_color_preview(void);


GdtMainWindow	*main_window = NULL;
GtkWidget			*message_window = NULL;
GtkWidget			*charmap_window = NULL;
GtkWidget			*color_selection_dialog = NULL;
GtkWidget			*about_dialog = NULL;
GtkWidget			*load_file_selection = NULL;
gdouble				col[3];


#define COLOR_PREVIEW_WIDTH				20
#define COLOR_PREVIEW_HEIGHT			20
#define DEFAULT_FONT_PREVIEW_TEXT	"ABCDEFGHIJKLMNOPQRSTUVWXYZ"\
																	"abcdefghijklmnopqrstuvwxyz"\
																	"0123456789"

#define TO_RGB(val) ( \
	((gint32)(val[0] * 255.0) << 16) + \
	((gint32)(val[1] * 255.0) << 8) + \
	(gint32)(val[2] * 255.0) \
)


GtkWidget *create_message_window(GtkWidget **mw)
{
	*mw = message_window_new(_("GDynText "GDYNTEXT_VERSION": Messages Window"));
	gtk_widget_set_usize(*mw, 430, 170);
	gtk_window_position(GTK_WINDOW(*mw), GTK_WIN_POS_CENTER);
	gtk_signal_connect(GTK_OBJECT(*mw), "destroy", GTK_SIGNAL_FUNC(on_window_destroy), mw);
	gtk_signal_connect(GTK_OBJECT(MESSAGE_WINDOW(*mw)->dismiss_button), "clicked", GTK_SIGNAL_FUNC(on_window_close), *mw);

	return *mw;
}


GtkWidget* create_about_dialog(void)
{
  GtkWidget *window;
  GtkWidget *frame;
  GtkWidget *button;
  GtkWidget *label;
  GdkPixmap *glade_pixmap;
  GdkBitmap *glade_mask;
  GtkWidget *pixmap;
	GtkWidget *hbbox1;
	GtkWidget *hbox1;
	GtkWidget *vbox1;

  window = gtk_window_new(GTK_WINDOW_DIALOG);
  gtk_container_border_width(GTK_CONTAINER(window), 0);
  gtk_window_set_title(GTK_WINDOW(window), _("GDynText "GDYNTEXT_VERSION": About ..."));
  gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
  gtk_window_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
	gtk_signal_connect(GTK_OBJECT(window), "destroy",
		GTK_SIGNAL_FUNC(on_about_dialog_destroy), NULL);
	/*
	gtk_widget_realize(window);
	gdk_window_set_decorations(window->window, !GDK_DECOR_ALL);
	*/

  hbox1 = gtk_hbox_new(FALSE, 0);
  gtk_widget_show(hbox1);
  gtk_container_add(GTK_CONTAINER(window), hbox1);

  gtk_widget_realize(window);
  glade_pixmap = gdk_pixmap_create_from_xpm_d(window->window, &glade_mask,
		&window->style->bg[GTK_STATE_NORMAL], gdyntext_logo_xpm);
  pixmap = gtk_pixmap_new(glade_pixmap, glade_mask);
  gdk_pixmap_unref(glade_pixmap);
  gdk_bitmap_unref(glade_mask);
  gtk_widget_show(pixmap);
	gtk_box_pack_start(GTK_BOX(hbox1), pixmap, FALSE, TRUE, 0);

	vbox1 = gtk_vbox_new(FALSE, 4);
	gtk_box_pack_start(GTK_BOX(hbox1), vbox1, TRUE, TRUE, 4);
	gtk_widget_show(vbox1);

	frame = gtk_frame_new(NULL);
  gtk_box_pack_start(GTK_BOX(vbox1), frame, TRUE, TRUE, 4);
	gtk_widget_show(frame);
	
  label = gtk_label_new(_(
		"GIMP Dynamic Text "GDYNTEXT_VERSION"\n"
		"Copyright (C) 1998,1999,2000 Marco Lamberto\n"
		"E-mail: [e-mail]\n"
		"Web page: "GDYNTEXT_WEB_PAGE""));
  gtk_widget_show(label);
  gtk_container_add(GTK_CONTAINER(frame), label);
  gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_LEFT);
  gtk_misc_set_padding(GTK_MISC(label), 5, 5);

  hbbox1 = gtk_hbutton_box_new();
	gtk_box_pack_start(GTK_BOX(vbox1), hbbox1, FALSE, FALSE, 4);
	gtk_button_box_set_layout(GTK_BUTTON_BOX(hbbox1), GTK_BUTTONBOX_END);
  gtk_widget_show(hbbox1);

  button = gtk_button_new_with_label(_("Ok"));
  gtk_widget_show(button);
  GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
  gtk_box_pack_end(GTK_BOX(hbbox1), button, FALSE, TRUE, 4);
  gtk_widget_grab_default(button);
	gtk_signal_connect(GTK_OBJECT(button), "clicked",
		GTK_SIGNAL_FUNC(on_about_dialog_close), NULL);

  return window;
}


GtkWidget* create_color_selection_dialog(void)
{
  GtkWidget *colseldlg;
  GtkWidget *ok_button1;
  GtkWidget *cancel_button1;

  colseldlg = gtk_color_selection_dialog_new(_("GDynText "GDYNTEXT_VERSION": Select Color"));
  gtk_container_border_width(GTK_CONTAINER(colseldlg), 4);
	gtk_signal_connect(GTK_OBJECT(&(GTK_COLOR_SELECTION_DIALOG(colseldlg)->window)), "destroy",
		GTK_SIGNAL_FUNC(on_color_selection_dialog_cancel_clicked), &color_selection_dialog);

  ok_button1 = GTK_COLOR_SELECTION_DIALOG(colseldlg)->ok_button;
  gtk_widget_show(ok_button1);
  GTK_WIDGET_SET_FLAGS(ok_button1, GTK_CAN_DEFAULT);
	gtk_signal_connect(GTK_OBJECT(ok_button1), "clicked",
		GTK_SIGNAL_FUNC(on_color_selection_dialog_ok_clicked), NULL);

  cancel_button1 = GTK_COLOR_SELECTION_DIALOG(colseldlg)->cancel_button;
  gtk_widget_show(cancel_button1);
  GTK_WIDGET_SET_FLAGS(cancel_button1, GTK_CAN_DEFAULT);
	gtk_signal_connect(GTK_OBJECT(cancel_button1), "clicked",
		GTK_SIGNAL_FUNC(on_color_selection_dialog_cancel_clicked), NULL);

  gtk_widget_hide(GTK_COLOR_SELECTION_DIALOG(colseldlg)->help_button);

  return colseldlg;
}


GdtMainWindow *create_main_window(GdtMainWindow **main_window, GdtVals *data)
{
	GdtMainWindow *mw;
  GtkObject *font_size_adj;
  GtkObject *line_spacing_adj;
	GtkTooltips *tooltips;
  GtkWidget *handlebox;
  GtkWidget *vbox;
	GtkWidget *hbox;
  GtkWidget *hbox1;
  GtkWidget *hbox2;
  GtkWidget *hbox3;
  GtkWidget *hbox4;
  GtkWidget *hbbox1;
  GtkWidget *hbbox2;
  GtkWidget *label;
  GtkWidget *toolbar;
  GtkWidget *button_about;
  GtkWidget *button_ok;
  GtkWidget *button_cancel;
  GtkWidget *button_apply;
	GtkWidget *font_preview_toggle;
	GtkWidget *vscrollbar;
	GtkWidget *rbutt;
	GtkWidget *telem;
	GtkWidget *gtk_icon;
	GtkWidget *optmenu;
	GtkWidget *menu;
	GtkWidget *item;
	GdkPixmap *icon;
	GdkBitmap *mask;
	GdkColor *transparent = NULL;
	GSList *group;
	gint i;
	gchar *lalign_menu[] = {
		(gchar *)layer_align_0_xpm,	_("none"),
		(gchar *)layer_align_1_xpm,	_("bottom-left"),
		(gchar *)layer_align_2_xpm,	_("bottom-center"),
		(gchar *)layer_align_3_xpm,	_("bottom-right"),
		(gchar *)layer_align_4_xpm,	_("middle-left"),
		(gchar *)layer_align_5_xpm,	_("center"),
		(gchar *)layer_align_6_xpm,	_("middle-right"),
		(gchar *)layer_align_7_xpm,	_("top-left"),
		(gchar *)layer_align_8_xpm,	_("top-center"),
		(gchar *)layer_align_9_xpm,	_("top-right"),
		NULL,	NULL,
	};

	*main_window = mw = g_new0(GdtMainWindow, 1);
	mw->font_preview_enabled = FALSE;
	mw->ok_pressed = FALSE;
	
	tooltips = gtk_tooltips_new();

  mw->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title(GTK_WINDOW(mw->window), "GDynText "GDYNTEXT_VERSION);
  gtk_window_set_policy(GTK_WINDOW(mw->window), TRUE, TRUE, FALSE);
	gtk_widget_set_usize(mw->window, 550, 400);
  gtk_container_border_width(GTK_CONTAINER(mw->window), 0);
	gtk_signal_connect(GTK_OBJECT(mw->window), "destroy",
		GTK_SIGNAL_FUNC(on_main_window_cancel_clicked), &mw->ok_pressed);
  gtk_widget_realize(mw->window);

  vbox = gtk_vbox_new(FALSE, 0);
  gtk_container_add(GTK_CONTAINER(mw->window), vbox);
  gtk_widget_show(vbox);

	handlebox = gtk_handle_box_new();
  gtk_box_pack_start(GTK_BOX(vbox), handlebox, FALSE, FALSE, 0);
	gtk_container_set_border_width(GTK_CONTAINER(handlebox), 4);
	gtk_widget_show(handlebox);
		
  hbox1 = gtk_hbox_new(FALSE, 0);
  gtk_widget_show(hbox1);
	gtk_container_add(GTK_CONTAINER(handlebox), hbox1);

  toolbar = gtk_toolbar_new(GTK_ORIENTATION_HORIZONTAL, GTK_TOOLBAR_ICONS);
	gtk_toolbar_set_space_size(GTK_TOOLBAR(toolbar), 8);
	gtk_toolbar_set_button_relief(GTK_TOOLBAR(toolbar), GTK_RELIEF_NONE);
  gtk_box_pack_start(GTK_BOX(hbox1), toolbar, FALSE, FALSE, 2);
  gtk_widget_show(toolbar);
	
	/* NEW LAYER Toggle */
	icon = gdk_pixmap_create_from_xpm_d(mw->window->window, &mask, transparent, new_layer_xpm);
	gtk_icon = gtk_pixmap_new(icon, mask);
	mw->new_layer_toggle = telem = gtk_toolbar_append_element(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_CHILD_TOGGLEBUTTON, NULL,
		NULL, _("Toggle creation of a new layer"), NULL, gtk_icon, NULL, NULL);
	gtk_toggle_button_set_state(GTK_TOGGLE_BUTTON(telem), data->new_layer);
	gtk_signal_connect(GTK_OBJECT(telem), "toggled", GTK_SIGNAL_FUNC(on_button_toggled), &data->new_layer);
	gtk_widget_set_sensitive(telem, !data->new_layer);

	gtk_toolbar_append_space(GTK_TOOLBAR(toolbar));

	/* TEXT LOAD */
	icon = gdk_pixmap_create_from_xpm_d(mw->window->window, &mask, transparent, text_load_xpm);
	gtk_icon = gtk_pixmap_new(icon, mask);
	telem = gtk_toolbar_append_element(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_CHILD_BUTTON, NULL,
		NULL, _("Load text from file"), NULL, gtk_icon, NULL, NULL);
	gtk_signal_connect(GTK_OBJECT(telem), "clicked", GTK_SIGNAL_FUNC(on_load_text_clicked), NULL);
	
	gtk_toolbar_append_space(GTK_TOOLBAR(toolbar));
	
	/* FONT COLOR */
	mw->font_color = gtk_preview_new(GTK_PREVIEW_COLOR);
	gtk_preview_size(GTK_PREVIEW(mw->font_color), COLOR_PREVIEW_WIDTH, COLOR_PREVIEW_HEIGHT);
	col[0] = (gdouble)((data->color & 0xff0000) >> 16) / 255.0;
	col[1] = (gdouble)((data->color & 0xff00) >> 8) / 255.0;
	col[2] = (gdouble)(data->color & 0xff) / 255.0;
	update_font_color_preview();
	gtk_widget_show(mw->font_color);
	gtk_toolbar_append_element(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_CHILD_BUTTON, NULL,