x_image.c File Reference

#include <config.h>
#include <stdio.h>
#include <unistd.h>
#include <glib.h>
#include "gschem.h"

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Defines
#define	X_IMAGE_DEFAULT_SIZE   "800x600"
#define	X_IMAGE_SIZE_MENU_NAME   "image_size_menu"
#define	X_IMAGE_TYPE_MENU_NAME   "image_type_menu"
#define	X_IMAGE_DEFAULT_TYPE   "PNG"
Functions
static void	create_size_menu (GtkComboBox *combo)
	Create the options of the image size combobox.
static void	create_type_menu (GtkComboBox *combo)
	Create the options of the image type combobox.
static char *	x_image_get_type_from_description (char *description)
	Given a gdk-pixbuf image type description, it returns the type, or extension of the image.
static void	x_image_update_dialog_filename (GtkComboBox *combo, GSCHEM_TOPLEVEL *w_current)
	Update the filename of a file dialog, when the image type has changed.
void	x_image_write_eps (GSCHEM_TOPLEVEL *w_current, const char *filename)
	Write eps image file.
void	x_image_lowlevel (GSCHEM_TOPLEVEL *w_current, const char *filename, int desired_width, int desired_height, char *filetype)
	Write the image file, with the desired options.
void	x_image_setup (GSCHEM_TOPLEVEL *w_current)
	Display the image file selection dialog.
static void	x_image_convert_to_greyscale (GdkPixbuf *pixbuf)
GdkPixbuf *	x_image_get_pixbuf (GSCHEM_TOPLEVEL *w_current)
Variables
static char *	x_image_sizes []

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Define Documentation

#define X_IMAGE_DEFAULT_SIZE   "800x600"

Definition at line 39 of file x_image.c.

#define X_IMAGE_SIZE_MENU_NAME   "image_size_menu"

Definition at line 41 of file x_image.c.

#define X_IMAGE_TYPE_MENU_NAME   "image_type_menu"

Definition at line 42 of file x_image.c.

#define X_IMAGE_DEFAULT_TYPE   "PNG"

Definition at line 44 of file x_image.c.

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Function Documentation

static void create_size_menu

(

GtkComboBox *

combo

)

[static]

This function adds the options of the image size to the given combobox.

Parameters:

combo

[in] the combobox to add the options to.

Returns:

nothing

Note:

This function is only used in this file, there are other create_menus...

Definition at line 84 of file x_image.c.

static void create_type_menu

(

GtkComboBox *

combo

)

[static]

This function adds the options of the image type to the given combobox.

Parameters:

combo

[in] the combobox to add the options to.

Returns:

nothing

Note:

This function is only used in this file, there are other create_menus...

Definition at line 117 of file x_image.c.

static char* x_image_get_type_from_description

(

char *

description

)

[static]

Return the gdk-pixbuf image type, or extension, which has the

given gdk-pixbuf description.

Parameters:

description

The gdk-pixbuf image type description.

Returns:

The gdk-pixbuf type, or extension, of the image.

Note:

This function is only used in this file.

Definition at line 169 of file x_image.c.

static void x_image_update_dialog_filename	(	GtkComboBox *	combo,
		GSCHEM_TOPLEVEL *	w_current
	)		[static]

Given a combobox inside a file chooser dialog, this function updates

the filename displayed by the dialog, removing the current extension, and adding the extension of the image type selected.

Parameters:

combo	[in] A combobox inside a file chooser dialog, with gdk-pixbuf image type descriptions.
w_current	[in] the GSCHEM_TOPLEVEL structure.

Returns:

nothing.

Definition at line 203 of file x_image.c.

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void x_image_write_eps	(	GSCHEM_TOPLEVEL *	w_current,
		const char *	filename
	)

This function writes the eps file, using the postscript print code

from libgeda. Orientation is portrait and type is extents without margins.

Parameters:

w_current	[in] the GSCHEM_TOPLEVEL structure.
filename	[in] the image filename.

Returns:

nothing

Definition at line 280 of file x_image.c.

void x_image_lowlevel	(	GSCHEM_TOPLEVEL *	w_current,
		const char *	filename,
		int	desired_width,
		int	desired_height,
		char *	filetype
	)

This function writes the image file, with the options set in the

dialog by the user.

Parameters:

w_current	[in] the GSCHEM_TOPLEVEL structure.
filename	[in] the image filename.
desired_width	[in] the image width chosen by the user.
desired_height	[in] the image height chosen by the user.
filetype	[in] image filetype.

Returns:

nothing

Definition at line 317 of file x_image.c.

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void x_image_setup

(

GSCHEM_TOPLEVEL *

w_current

)

Display the image file selection dialog, allowing the user to

set several options, like image size and image type. When the user hits "ok", then it writes the image file.

Parameters:

w_current

[in] the GSCHEM_TOPLEVEL structure.

Returns:

nothing

Definition at line 438 of file x_image.c.

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static void x_image_convert_to_greyscale

(

GdkPixbuf *

pixbuf

)

[static]

Todo:

Finish function documentation!!!

Function Description

Definition at line 577 of file x_image.c.

GdkPixbuf* x_image_get_pixbuf

(

GSCHEM_TOPLEVEL *

w_current

)

Todo:

Finish function documentation!!!

Function Description

Definition at line 625 of file x_image.c.

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Variable Documentation

char* x_image_sizes[] [static]

Initial value:

 {"320x240", "640x480", "800x600", "1200x768",
  "1280x960", "1600x1200", "3200x2400", NULL}

Definition at line 46 of file x_image.c.