static VALUE
cr_get_font_options (VALUE self)
{
cairo_font_options_t *options = cairo_font_options_create ();
rb_cairo_check_status (cairo_font_options_status (options));
cairo_get_font_options (_SELF, options);
rb_cairo_check_status (cairo_font_options_status (options));
return CRFONTOPTIONS2RVAL (options);
}
static cairo_test_status_t
test_cairo_surface_get_font_options (cairo_surface_t *surface)
{
cairo_font_options_t *options;
cairo_status_t status;
options = cairo_font_options_create ();
if (likely (!cairo_font_options_status (options)))
cairo_surface_get_font_options (surface, options);
status = cairo_font_options_status (options);
cairo_font_options_destroy (options);
return status ? CAIRO_TEST_ERROR : CAIRO_TEST_SUCCESS;
}
/**
* cairo_font_options_get_subpixel_order:
* @options: a #cairo_font_options_t
*
* Gets the subpixel order for the font options object.
* See the documentation for #cairo_subpixel_order_t for full details.
*
* Return value: the subpixel order for the font options object
**/
cairo_subpixel_order_t
cairo_font_options_get_subpixel_order (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_SUBPIXEL_ORDER_DEFAULT;
return options->subpixel_order;
}
/**
* cairo_font_options_destroy:
* @options: a #cairo_font_options_t
*
* Destroys a #cairo_font_options_t object created with
* cairo_font_options_create() or cairo_font_options_copy().
**/
void
cairo_font_options_destroy (cairo_font_options_t *options)
{
if (cairo_font_options_status (options))
return;
free (options);
}
/**
* _cairo_font_options_get_lcd_filter:
* @options: a #cairo_font_options_t
*
* Gets the LCD filter for the font options object.
* See the documentation for #cairo_lcd_filter_t for full details.
*
* Return value: the LCD filter for the font options object
*
* Since: 1.8
**/
cairo_lcd_filter_t
_cairo_font_options_get_lcd_filter (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_LCD_FILTER_DEFAULT;
return options->lcd_filter;
}
/**
* cairo_font_options_get_antialias:
* @options: a #cairo_font_options_t
*
* Gets the antialiasing mode for the font options object.
*
* Return value: the antialiasing mode
**/
cairo_antialias_t
cairo_font_options_get_antialias (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_ANTIALIAS_DEFAULT;
return options->antialias;
}
/**
* cairo_font_options_get_hint_style:
* @options: a #cairo_font_options_t
*
* Gets the hint style for font outlines for the font options object.
* See the documentation for #cairo_hint_style_t for full details.
*
* Return value: the hint style for the font options object
**/
cairo_hint_style_t
cairo_font_options_get_hint_style (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_HINT_STYLE_DEFAULT;
return options->hint_style;
}
/**
* _cairo_font_options_get_round_glyph_positions:
* @options: a #cairo_font_options_t
*
* Gets the glyph position rounding option for the font options object.
*
* Return value: The round glyph posistions flag for the font options object.
*
* Since: 1.12
**/
cairo_round_glyph_positions_t
_cairo_font_options_get_round_glyph_positions (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_ROUND_GLYPH_POS_DEFAULT;
return options->round_glyph_positions;
}
/**
* cairo_font_options_get_hint_metrics:
* @options: a #cairo_font_options_t
*
* Gets the metrics hinting mode for the font options object.
* See the documentation for #cairo_hint_metrics_t for full details.
*
* Return value: the metrics hinting mode for the font options object
**/
cairo_hint_metrics_t
cairo_font_options_get_hint_metrics (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return CAIRO_HINT_METRICS_DEFAULT;
return options->hint_metrics;
}
/**
* cairo_font_options_equal:
* @options: a #cairo_font_options_t
* @other: another #cairo_font_options_t
*
* Compares two font options objects for equality.
*
* Return value: %TRUE if all fields of the two font options objects match.
* Note that this function will return %FALSE if either object is in
* error.
**/
cairo_bool_t
cairo_font_options_equal (const cairo_font_options_t *options,
const cairo_font_options_t *other)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
return FALSE;
if (cairo_font_options_status ((cairo_font_options_t *) other))
return FALSE;
if (options == other)
return TRUE;
return (options->antialias == other->antialias &&
options->subpixel_order == other->subpixel_order &&
options->hint_style == other->hint_style &&
options->hint_metrics == other->hint_metrics);
}
/**
* cairo_font_options_set_subpixel_order:
* @options: a #cairo_font_options_t
* @subpixel_order: the new subpixel order
*
* Sets the subpixel order for the font options object. The subpixel
* order specifies the order of color elements within each pixel on
* the display device when rendering with an antialiasing mode of
* %CAIRO_ANTIALIAS_SUBPIXEL. See the documentation for
* #cairo_subpixel_order_t for full details.
**/
void
cairo_font_options_set_subpixel_order (cairo_font_options_t *options,
cairo_subpixel_order_t subpixel_order)
{
if (cairo_font_options_status (options))
return;
options->subpixel_order = subpixel_order;
}
/**
* cairo_font_options_set_antialias:
* @options: a #cairo_font_options_t
* @antialias: the new antialiasing mode
*
* Sets the antialiasing mode for the font options object. This
* specifies the type of antialiasing to do when rendering text.
**/
void
cairo_font_options_set_antialias (cairo_font_options_t *options,
cairo_antialias_t antialias)
{
if (cairo_font_options_status (options))
return;
options->antialias = antialias;
}
/**
* _cairo_font_options_set_round_glyph_positions:
* @options: a #cairo_font_options_t
* @round: the new rounding value
*
* Sets the rounding options for the font options object. If rounding is set, a
* glyph's position will be rounded to integer values.
*
* Since: 1.12
**/
void
_cairo_font_options_set_round_glyph_positions (cairo_font_options_t *options,
cairo_round_glyph_positions_t round)
{
if (cairo_font_options_status (options))
return;
options->round_glyph_positions = round;
}
/**
* cairo_font_options_set_hint_style:
* @options: a #cairo_font_options_t
* @hint_style: the new hint style
*
* Sets the hint style for font outlines for the font options object.
* This controls whether to fit font outlines to the pixel grid,
* and if so, whether to optimize for fidelity or contrast.
* See the documentation for #cairo_hint_style_t for full details.
**/
void
cairo_font_options_set_hint_style (cairo_font_options_t *options,
cairo_hint_style_t hint_style)
{
if (cairo_font_options_status (options))
return;
options->hint_style = hint_style;
}
/**
* cairo_font_options_set_hint_metrics:
* @options: a #cairo_font_options_t
* @hint_metrics: the new metrics hinting mode
*
* Sets the metrics hinting mode for the font options object. This
* controls whether metrics are quantized to integer values in
* device units.
* See the documentation for #cairo_hint_metrics_t for full details.
**/
void
cairo_font_options_set_hint_metrics (cairo_font_options_t *options,
cairo_hint_metrics_t hint_metrics)
{
if (cairo_font_options_status (options))
return;
options->hint_metrics = hint_metrics;
}
/**
* _cairo_font_options_set_lcd_filter:
* @options: a #cairo_font_options_t
* @lcd_filter: the new LCD filter
*
* Sets the LCD filter for the font options object. The LCD filter
* specifies how pixels are filtered when rendered with an antialiasing
* mode of %CAIRO_ANTIALIAS_SUBPIXEL. See the documentation for
* #cairo_lcd_filter_t for full details.
*
* Since: 1.8
**/
void
_cairo_font_options_set_lcd_filter (cairo_font_options_t *options,
cairo_lcd_filter_t lcd_filter)
{
if (cairo_font_options_status (options))
return;
options->lcd_filter = lcd_filter;
}
/**
* cairo_font_options_merge:
* @options: a #cairo_font_options_t
* @other: another #cairo_font_options_t
*
* Merges non-default options from @other into @options, replacing
* existing values. This operation can be thought of as somewhat
* similar to compositing @other onto @options with the operation
* of %CAIRO_OPERATION_OVER.
**/
void
cairo_font_options_merge (cairo_font_options_t *options,
const cairo_font_options_t *other)
{
if (cairo_font_options_status (options))
return;
if (cairo_font_options_status ((cairo_font_options_t *) other))
return;
if (other->antialias != CAIRO_ANTIALIAS_DEFAULT)
options->antialias = other->antialias;
if (other->subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT)
options->subpixel_order = other->subpixel_order;
if (other->hint_style != CAIRO_HINT_STYLE_DEFAULT)
options->hint_style = other->hint_style;
if (other->hint_metrics != CAIRO_HINT_METRICS_DEFAULT)
options->hint_metrics = other->hint_metrics;
}
/**
* cairo_font_options_destroy:
* @options: a #cairo_font_options_t
*
* Destroys a #cairo_font_options_t object created with
* cairo_font_options_create() or cairo_font_options_copy().
**/
void
cairo_font_options_destroy (cairo_font_options_t *options)
{
if (cairo_font_options_status (options))
return;
//+EAWebKitChange
//11/10/2011
cairo_free (options);
//-EAWebKitChange
}
/**
* cairo_font_options_hash:
* @options: a #cairo_font_options_t
*
* Compute a hash for the font options object; this value will
* be useful when storing an object containing a #cairo_font_options_t
* in a hash table.
*
* Return value: the hash value for the font options object.
* The return value can be cast to a 32-bit type if a
* 32-bit hash value is needed.
**/
unsigned long
cairo_font_options_hash (const cairo_font_options_t *options)
{
if (cairo_font_options_status ((cairo_font_options_t *) options))
options = &_cairo_font_options_nil; /* force default values */
return ((options->antialias) |
(options->subpixel_order << 4) |
(options->hint_style << 8) |
(options->hint_metrics << 16));
}
static PyObject *
font_options_set_subpixel_order (PycairoFontOptions *o, PyObject *args)
{
cairo_subpixel_order_t so = CAIRO_SUBPIXEL_ORDER_DEFAULT;
if (!PyArg_ParseTuple(args, "|i:FontOptions.set_subpixel_order", &so))
return NULL;
cairo_font_options_set_subpixel_order (o->font_options, so);
if (Pycairo_Check_Status (cairo_font_options_status (o->font_options)))
return NULL;
Py_RETURN_NONE;
}
static PyObject *
font_options_set_hint_style (PycairoFontOptions *o, PyObject *args)
{
cairo_hint_style_t hs = CAIRO_HINT_STYLE_DEFAULT;
if (!PyArg_ParseTuple(args, "|i:FontOptions.set_hint_style", &hs))
return NULL;
cairo_font_options_set_hint_style (o->font_options, hs);
if (Pycairo_Check_Status (cairo_font_options_status (o->font_options)))
return NULL;
Py_RETURN_NONE;
}
static PyObject *
font_options_set_hint_metrics (PycairoFontOptions *o, PyObject *args)
{
cairo_hint_metrics_t hm = CAIRO_HINT_METRICS_DEFAULT;
if (!PyArg_ParseTuple(args, "|i:FontOptions.set_hint_metrics", &hm))
return NULL;
cairo_font_options_set_hint_metrics (o->font_options, hm);
if (Pycairo_Check_Status (cairo_font_options_status (o->font_options)))
return NULL;
Py_RETURN_NONE;
}
static PyObject *
font_options_set_antialias (PycairoFontOptions *o, PyObject *args)
{
cairo_antialias_t aa = CAIRO_ANTIALIAS_DEFAULT;
if (!PyArg_ParseTuple(args, "|i:FontOptions.set_antialias", &aa))
return NULL;
cairo_font_options_set_antialias (o->font_options, aa);
if (Pycairo_Check_Status (cairo_font_options_status (o->font_options)))
return NULL;
Py_RETURN_NONE;
}
/**
* cairo_font_options_merge:
* @options: a #cairo_font_options_t
* @other: another #cairo_font_options_t
*
* Merges non-default options from @other into @options, replacing
* existing values. This operation can be thought of as somewhat
* similar to compositing @other onto @options with the operation
* of %CAIRO_OPERATION_OVER.
**/
void
cairo_font_options_merge (cairo_font_options_t *options,
const cairo_font_options_t *other)
{
if (cairo_font_options_status (options))
return;
if (cairo_font_options_status ((cairo_font_options_t *) other))
return;
if (other->antialias != CAIRO_ANTIALIAS_DEFAULT)
options->antialias = other->antialias;
if (other->subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT)
options->subpixel_order = other->subpixel_order;
if (other->lcd_filter != CAIRO_LCD_FILTER_DEFAULT)
options->lcd_filter = other->lcd_filter;
if (other->hint_style != CAIRO_HINT_STYLE_DEFAULT)
options->hint_style = other->hint_style;
if (other->hint_metrics != CAIRO_HINT_METRICS_DEFAULT)
options->hint_metrics = other->hint_metrics;
if (other->round_glyph_positions != CAIRO_ROUND_GLYPH_POS_DEFAULT)
options->round_glyph_positions = other->round_glyph_positions;
}
static PyObject *
font_options_new (PyTypeObject *type, PyObject *args, PyObject *kwds)
{
PyObject *o = type->tp_alloc(type, 0);
if (o != NULL) {
cairo_font_options_t *font_options = cairo_font_options_create();
if (Pycairo_Check_Status (cairo_font_options_status (font_options))) {
cairo_font_options_destroy (font_options);
Py_DECREF(o);
return NULL;
}
((PycairoFontOptions *)o)->font_options = font_options;
}
return o;
}
static cairo_status_t
_cairo_toy_font_face_scaled_font_create (void *abstract_font_face,
const cairo_matrix_t *font_matrix,
const cairo_matrix_t *ctm,
const cairo_font_options_t *options,
cairo_scaled_font_t **scaled_font)
{
cairo_toy_font_face_t *font_face = abstract_font_face;
const cairo_scaled_font_backend_t * backend = CAIRO_SCALED_FONT_BACKEND_DEFAULT;
cairo_status_t status;
status = cairo_font_options_status ((cairo_font_options_t *) options);
if (status)
return status;
return backend->create_toy (font_face,
font_matrix, ctm, options, scaled_font);
}
/* PycairoFontOptions_FromFontOptions
* Create a new PycairoFontOptions from a cairo_font_options_t
* font_options - a cairo_font_options_t to 'wrap' into a Python object.
* it is unreferenced if the PycairoFontOptions creation fails
* Return value: New reference or NULL on failure
*/
PyObject *
PycairoFontOptions_FromFontOptions (cairo_font_options_t *font_options) {
PyObject *o;
assert (font_options != NULL);
if (Pycairo_Check_Status (cairo_font_options_status (font_options))) {
cairo_font_options_destroy (font_options);
return NULL;
}
o = PycairoFontOptions_Type.tp_alloc (&PycairoFontOptions_Type, 0);
if (o == NULL)
cairo_font_options_destroy (font_options);
else
((PycairoFontOptions *)o)->font_options = font_options;
return o;
}
/**
* cairo_font_options_copy:
* @original: a #cairo_font_options_t
*
* Allocates a new font options object copying the option values from
* @original.
*
* Return value: a newly allocated #cairo_font_options_t. Free with
* cairo_font_options_destroy(). This function always returns a
* valid pointer; if memory cannot be allocated, then a special
* error object is returned where all operations on the object do nothing.
* You can check for this with cairo_font_options_status().
**/
cairo_font_options_t *
cairo_font_options_copy (const cairo_font_options_t *original)
{
cairo_font_options_t *options;
if (cairo_font_options_status ((cairo_font_options_t *) original))
return (cairo_font_options_t *) &_cairo_font_options_nil;
options = malloc (sizeof (cairo_font_options_t));
if (!options) {
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);
return (cairo_font_options_t *) &_cairo_font_options_nil;
}
_cairo_font_options_init_copy (options, original);
return options;
}
static cairo_status_t
_cairo_toy_font_face_scaled_font_create (void *abstract_font_face,
const cairo_matrix_t *font_matrix,
const cairo_matrix_t *ctm,
const cairo_font_options_t *options,
cairo_scaled_font_t **scaled_font)
{
cairo_toy_font_face_t *font_face = abstract_font_face;
cairo_status_t status;
if (font_face->base.status)
return font_face->base.status;
status = cairo_font_options_status ((cairo_font_options_t *) options);
if (status)
return status;
if (CAIRO_SCALED_FONT_BACKEND_DEFAULT != &_cairo_user_scaled_font_backend)
{
const cairo_scaled_font_backend_t * backend = CAIRO_SCALED_FONT_BACKEND_DEFAULT;
*scaled_font = NULL;
status = backend->create_toy (font_face,
font_matrix,
ctm,
options,
scaled_font);
if (status != CAIRO_INT_STATUS_UNSUPPORTED)
return _cairo_font_face_set_error (&font_face->base, status);
if (*scaled_font)
cairo_scaled_font_destroy (*scaled_font);
}
status = _cairo_user_scaled_font_backend.create_toy (font_face,
font_matrix,
ctm,
options,
scaled_font);
return _cairo_font_face_set_error (&font_face->base, status);
}
/**
* cairo_font_options_copy:
* @original: a #cairo_font_options_t
*
* Allocates a new font options object copying the option values from
* @original.
*
* Return value: a newly allocated #cairo_font_options_t. Free with
* cairo_font_options_destroy(). This function always returns a
* valid pointer; if memory cannot be allocated, then a special
* error object is returned where all operations on the object do nothing.
* You can check for this with cairo_font_options_status().
**/
cairo_font_options_t *
cairo_font_options_copy (const cairo_font_options_t *original)
{
cairo_font_options_t *options;
if (cairo_font_options_status ((cairo_font_options_t *) original))
return (cairo_font_options_t *) &_cairo_font_options_nil;
//+EAWebKitChange
//11/10/2011
options = cairo_malloc (sizeof (cairo_font_options_t));
//-EAWebKitChange
if (!options) {
_cairo_error_throw (CAIRO_STATUS_NO_MEMORY);
return (cairo_font_options_t *) &_cairo_font_options_nil;
}
_cairo_font_options_init_copy (options, original);
return options;
}
