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app/text/text-enums.[ch] replaced GimpTextAlignment with

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2003-02-05  Sven Neumann  <sven@gimp.org>

	* app/text/text-enums.[ch]
	* app/text/gimptext.[ch]: replaced GimpTextAlignment with
	GimpTextJustification. Added indentation property.

	* app/text/gimptextlayout.c: implemented text justification,
	indentation and line spacing as far as supported by Pango.
This commit is contained in:
Sven Neumann
2003-02-05 09:51:26 +00:00
committed by Sven Neumann
parent 70c3ea651b
commit aa48e6165e
6 changed files with 95 additions and 46 deletions
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9
ChangeLog
View File

@ -1,3 +1,12 @@
2003-02-05 Sven Neumann <sven@gimp.org>
* app/text/text-enums.[ch]
* app/text/gimptext.[ch]: replaced GimpTextAlignment with
GimpTextJustification. Added indentation property.
* app/text/gimptextlayout.c: implemented text justification,
indentation and line spacing as far as supported by Pango.
2003-02-05 Sven Neumann <sven@gimp.org>
* app/text/gimptextlayer.c

47
app/text/gimptext.c
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@ -41,9 +41,10 @@ enum
PROP_FONT_SIZE,
PROP_FONT_SIZE_UNIT,
PROP_COLOR,
PROP_ALIGNMENT,
PROP_LETTER_SPACING,
PROP_JUSTIFICATION,
PROP_INDENTATION,
PROP_LINE_SPACING,
PROP_LETTER_SPACING,
PROP_FIXED_WIDTH,
PROP_FIXED_HEIGHT,
PROP_GRAVITY,
@ -138,19 +139,23 @@ gimp_text_class_init (GimpTextClass *klass)
"color", NULL,
&black,
0);
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_ALIGNMENT,
"alignment", NULL,
GIMP_TYPE_TEXT_ALIGNMENT,
GIMP_TEXT_ALIGNMENT_LEFT,
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_JUSTIFICATION,
"justify", NULL,
GIMP_TYPE_TEXT_JUSTIFICATION,
GIMP_TEXT_JUSTIFY_LEFT,
0);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_INDENTATION,
"indent", NULL,
-8192.0, 8192.0, 0.0,
0);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_LINE_SPACING,
"line-spacing", NULL,
-8192.0, 8192.0, 0.0,
0);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_LETTER_SPACING,
"letter-spacing", NULL,
0.0, 64.0, 1.0,
0);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_LINE_SPACING,
"line-spacing", NULL,
0.0, 64.0, 1.0,
0);
GIMP_CONFIG_INSTALL_PROP_INT (object_class, PROP_FIXED_WIDTH,
"fixed-width", NULL,
0, GIMP_MAX_IMAGE_SIZE, 0,
@ -216,15 +221,18 @@ gimp_text_get_property (GObject *object,
case PROP_COLOR:
g_value_set_boxed (value, &text->color);
break;
case PROP_ALIGNMENT:
g_value_set_enum (value, text->alignment);
case PROP_JUSTIFICATION:
g_value_set_enum (value, text->justify);
break;
case PROP_LETTER_SPACING:
g_value_set_double (value, text->letter_spacing);
case PROP_INDENTATION:
g_value_set_double (value, text->indent);
break;
case PROP_LINE_SPACING:
g_value_set_double (value, text->line_spacing);
break;
case PROP_LETTER_SPACING:
g_value_set_double (value, text->letter_spacing);
break;
case PROP_FIXED_WIDTH:
g_value_set_int (value, text->fixed_width);
break;
@ -269,15 +277,18 @@ gimp_text_set_property (GObject *object,
color = g_value_get_boxed (value);
text->color = *color;
break;
case PROP_ALIGNMENT:
text->alignment = g_value_get_enum (value);
case PROP_JUSTIFICATION:
text->justify = g_value_get_enum (value);
break;
case PROP_LETTER_SPACING:
text->letter_spacing = g_value_get_double (value);
case PROP_INDENTATION:
text->indent = g_value_get_double (value);
break;
case PROP_LINE_SPACING:
text->line_spacing = g_value_get_double (value);
break;
case PROP_LETTER_SPACING:
text->letter_spacing = g_value_get_double (value);
break;
case PROP_FIXED_WIDTH:
text->fixed_width = g_value_get_int (value);
break;

29
app/text/gimptext.h
View File

@ -34,27 +34,28 @@ typedef struct _GimpTextClass GimpTextClass;
struct _GimpText
{
GObject parent_instance;
GObject parent_instance;
gchar *text;
gchar *font;
gdouble font_size;
GimpUnit font_size_unit;
GimpRGB color;
GimpTextAlignment alignment;
gdouble letter_spacing;
gdouble line_spacing;
gint fixed_width;
gint fixed_height;
GimpGravityType gravity;
gchar *text;
gchar *font;
gdouble font_size;
GimpUnit font_size_unit;
GimpRGB color;
GimpTextJustification justify;
gdouble indent;
gdouble line_spacing;
gdouble letter_spacing;
gint fixed_width;
gint fixed_height;
GimpGravityType gravity;
/* for historical reasons, don't use */
gint border;
gint border;
};
struct _GimpTextClass
{
GObjectClass parent_class;
GObjectClass parent_class;
};

29
app/text/gimptextlayout.c
View File

@ -141,6 +141,7 @@ gimp_text_layout_new (GimpText *text,
GimpTextLayout *layout;
PangoContext *context;
PangoFontDescription *font_desc;
PangoAlignment alignment = PANGO_ALIGN_LEFT;
gint size;
g_return_val_if_fail (GIMP_IS_TEXT (text), NULL);
@ -187,7 +188,33 @@ gimp_text_layout_new (GimpText *text,
pango_font_description_free (font_desc);
pango_layout_set_text (layout->layout, text->text, -1);
pango_layout_set_alignment (layout->layout, text->alignment);
switch (text->justify)
{
case GIMP_TEXT_JUSTIFY_LEFT:
alignment = PANGO_ALIGN_LEFT;
break;
case GIMP_TEXT_JUSTIFY_RIGHT:
alignment = PANGO_ALIGN_RIGHT;
break;
case GIMP_TEXT_JUSTIFY_CENTER:
alignment = PANGO_ALIGN_CENTER;
break;
case GIMP_TEXT_JUSTIFY_FILL:
/* FIXME: This just doesn't work to do this */
alignment = PANGO_ALIGN_LEFT;
pango_layout_set_justify (layout->layout, TRUE);
break;
}
pango_layout_set_alignment (layout->layout, alignment);
pango_layout_set_width (layout->layout,
text->fixed_width > 0 ?
text->fixed_width * PANGO_SCALE : -1);
pango_layout_set_indent (layout->layout, text->indent * PANGO_SCALE);
pango_layout_set_spacing (layout->layout, text->line_spacing * PANGO_SCALE);
gimp_text_layout_position (layout);

13
app/text/text-enums.c
View File

@ -8,21 +8,22 @@
/* enumerations from "./text-enums.h" */
static const GEnumValue gimp_text_alignment_enum_values[] =
static const GEnumValue gimp_text_justification_enum_values[] =
{
{ GIMP_TEXT_ALIGNMENT_LEFT, N_("Left Aligned"), "left" },
{ GIMP_TEXT_ALIGNMENT_CENTER, N_("Centered"), "center" },
{ GIMP_TEXT_ALIGNMENT_RIGHT, N_("Right Aligned"), "right" },
{ GIMP_TEXT_JUSTIFY_LEFT, N_("Left Justified"), "left" },
{ GIMP_TEXT_JUSTIFY_RIGHT, N_("Right Justified"), "right" },
{ GIMP_TEXT_JUSTIFY_CENTER, N_("Centered"), "center" },
{ GIMP_TEXT_JUSTIFY_FILL, N_("Filled"), "fill" },
{ 0, NULL, NULL }
};
GType
gimp_text_alignment_get_type (void)
gimp_text_justification_get_type (void)
{
static GType enum_type = 0;
if (!enum_type)
enum_type = g_enum_register_static ("GimpTextAlignment", gimp_text_alignment_enum_values);
enum_type = g_enum_register_static ("GimpTextJustification", gimp_text_justification_enum_values);
return enum_type;
}

14
app/text/text-enums.h
View File

@ -20,17 +20,17 @@
#define __TEXT_ENUMS_H__
#define GIMP_TYPE_TEXT_ALIGNMENT (gimp_text_alignment_get_type ())
#define GIMP_TYPE_TEXT_JUSTIFICATION (gimp_text_justification_get_type ())
GType gimp_text_alignment_get_type (void) G_GNUC_CONST;
GType gimp_text_justification_get_type (void) G_GNUC_CONST;
/* this enum must match the values of the PangoAlignment enum */
typedef enum
{
GIMP_TEXT_ALIGNMENT_LEFT, /*< desc="Left Aligned" >*/
GIMP_TEXT_ALIGNMENT_CENTER, /*< desc="Centered" >*/
GIMP_TEXT_ALIGNMENT_RIGHT /*< desc="Right Aligned" >*/
} GimpTextAlignment;
GIMP_TEXT_JUSTIFY_LEFT, /*< desc="Left Justified" >*/
GIMP_TEXT_JUSTIFY_RIGHT, /*< desc="Right Justified" >*/
GIMP_TEXT_JUSTIFY_CENTER, /*< desc="Centered" >*/
GIMP_TEXT_JUSTIFY_FILL /*< desc="Filled" >*/
} GimpTextJustification;
#endif /* __TEXT_ENUMS_H__ */