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PIKApp/libpika/pikabrush_pdb.c

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Initial checkin of Pika from heckimp
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/* LIBPIKA - The PIKA Library
* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
*
* pikabrush_pdb.c
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
/* NOTE: This file is auto-generated by pdbgen.pl */
#include "config.h"
#include "stamp-pdbgen.h"
#include "pika.h"
/**
* SECTION: pikabrush
* @title: pikabrush
* @short_description: Installable object used by painting and stroking tools.
*
* Installable object used by painting and stroking tools.
**/
/**
* pika_brush_new:
* @name: The requested name of the new brush.
*
* Create a new generated brush having default parameters.
*
* Creates a new, parametric brush.
*
* Returns: (transfer none): The brush.
*
* Since: 2.2
**/
PikaBrush *
pika_brush_new (const gchar *name)
{
PikaValueArray *args;
PikaValueArray *return_vals;
PikaBrush *brush = NULL;
args = pika_value_array_new_from_types (NULL,
G_TYPE_STRING, name,
G_TYPE_NONE);
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-new",
args);
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pika_value_array_unref (args);
if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
brush = PIKA_VALUES_GET_BRUSH (return_vals, 1);
pika_value_array_unref (return_vals);
return brush;
}
/**
* pika_brush_get_by_name:
* @name: The name of the brush.
*
* Returns the brush with the given name.
*
* Search and return an existing brush with the name in argument, or
* nothing if no brush has this name.
*
* Returns: (transfer none): The brush.
*
* Since: 3.0
**/
PikaBrush *
pika_brush_get_by_name (const gchar *name)
{
PikaValueArray *args;
PikaValueArray *return_vals;
PikaBrush *brush = NULL;
args = pika_value_array_new_from_types (NULL,
G_TYPE_STRING, name,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-by-name",
args);
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pika_value_array_unref (args);
if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
brush = PIKA_VALUES_GET_BRUSH (return_vals, 1);
pika_value_array_unref (return_vals);
return brush;
}
/**
* pika_brush_is_generated:
* @brush: The brush.
*
* Whether the brush is generated (parametric versus raster).
*
* Returns TRUE when brush is parametric.
*
* Returns: TRUE if the brush is generated.
*
* Since: 2.4
**/
gboolean
pika_brush_is_generated (PikaBrush *brush)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean generated = FALSE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-is-generated",
args);
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pika_value_array_unref (args);
if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
generated = PIKA_VALUES_GET_BOOLEAN (return_vals, 1);
pika_value_array_unref (return_vals);
return generated;
}
/**
* pika_brush_get_info:
* @brush: The brush.
* @width: (out): The brush width.
* @height: (out): The brush height.
* @mask_bpp: (out): The brush mask bpp.
* @color_bpp: (out): The brush color bpp.
*
* Gets information about the brush.
*
* Gets information about the brush: brush extents (width and height),
* color depth and mask depth (bpp). The color bpp is zero when the
* brush is parametric versus raster.
*
* Returns: TRUE on success.
*
* Since: 2.2
**/
gboolean
pika_brush_get_info (PikaBrush *brush,
gint *width,
gint *height,
gint *mask_bpp,
gint *color_bpp)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-info",
args);
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pika_value_array_unref (args);
*width = 0;
*height = 0;
*mask_bpp = 0;
*color_bpp = 0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
{
*width = PIKA_VALUES_GET_INT (return_vals, 1);
*height = PIKA_VALUES_GET_INT (return_vals, 2);
*mask_bpp = PIKA_VALUES_GET_INT (return_vals, 3);
*color_bpp = PIKA_VALUES_GET_INT (return_vals, 4);
}
pika_value_array_unref (return_vals);
return success;
}
/**
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* _pika_brush_get_pixels:
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* @brush: The brush.
* @width: (out): The brush width.
* @height: (out): The brush height.
* @mask_bpp: (out): The brush mask bpp.
* @mask_bytes: (out) (transfer full): The brush mask data.
* @color_bpp: (out): The brush color bpp.
* @color_bytes: (out) (transfer full): The brush color data.
*
* Gets information about the brush.
*
* Gets information about the brush: the brush extents (width and
* height) and its pixels data. The color bpp is zero and pixels empty
* when the brush is parametric versus raster.
*
* Returns: TRUE on success.
*
* Since: 2.2
**/
gboolean
Updated with upstream update
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_pika_brush_get_pixels (PikaBrush *brush,
gint *width,
gint *height,
gint *mask_bpp,
GBytes **mask_bytes,
gint *color_bpp,
GBytes **color_bytes)
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{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-pixels",
args);
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pika_value_array_unref (args);
*width = 0;
*height = 0;
*mask_bpp = 0;
*mask_bytes = NULL;
*color_bpp = 0;
*color_bytes = NULL;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
{
*width = PIKA_VALUES_GET_INT (return_vals, 1);
*height = PIKA_VALUES_GET_INT (return_vals, 2);
*mask_bpp = PIKA_VALUES_GET_INT (return_vals, 3);
*mask_bytes = PIKA_VALUES_DUP_BYTES (return_vals, 4);
*color_bpp = PIKA_VALUES_GET_INT (return_vals, 5);
*color_bytes = PIKA_VALUES_DUP_BYTES (return_vals, 6);
}
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_spacing:
* @brush: The brush.
*
* Gets the brush spacing, the stamping frequency.
*
* Returns the spacing setting for the brush. Spacing is an integer
* between 0 and 1000 which represents a percentage of the maximum of
* the width and height of the mask. Both parametric and raster brushes
* have a spacing.
*
* Returns: The brush spacing.
*
* Since: 2.2
**/
gint
pika_brush_get_spacing (PikaBrush *brush)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gint spacing = 0;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-spacing",
args);
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pika_value_array_unref (args);
if (PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS)
spacing = PIKA_VALUES_GET_INT (return_vals, 1);
pika_value_array_unref (return_vals);
return spacing;
}
/**
* pika_brush_set_spacing:
* @brush: The brush.
* @spacing: The brush spacing.
*
* Sets the brush spacing.
*
* Set the spacing for the brush. The spacing must be an integer
* between 0 and 1000. Both parametric and raster brushes have a
* spacing. Returns an error when the brush is not editable. Create a
* new or copied brush or to get an editable brush.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_spacing (PikaBrush *brush,
gint spacing)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_INT, spacing,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-spacing",
args);
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pika_value_array_unref (args);
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_shape:
* @brush: The brush.
* @shape: (out): The brush shape.
*
* Gets the shape of a generated brush.
*
* Gets the shape of a generated brush. Returns an error when called
* for a non-parametric brush. The choices for shape are Circle
* (PIKA_BRUSH_GENERATED_CIRCLE), Square (PIKA_BRUSH_GENERATED_SQUARE),
* and Diamond (PIKA_BRUSH_GENERATED_DIAMOND). Other shapes might be
* added in the future.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_shape (PikaBrush *brush,
PikaBrushGeneratedShape *shape)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-shape",
args);
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pika_value_array_unref (args);
*shape = 0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*shape = PIKA_VALUES_GET_ENUM (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_shape:
* @brush: The brush.
* @shape_in: The brush shape.
* @shape_out: (out): The brush shape actually assigned.
*
* Sets the shape of a generated brush.
*
* Sets the shape of a generated brush. Returns an error when brush is
* non-parametric or not editable. The choices for shape are Circle
* (PIKA_BRUSH_GENERATED_CIRCLE), Square (PIKA_BRUSH_GENERATED_SQUARE),
* and Diamond (PIKA_BRUSH_GENERATED_DIAMOND).
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_shape (PikaBrush *brush,
PikaBrushGeneratedShape shape_in,
PikaBrushGeneratedShape *shape_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
PIKA_TYPE_BRUSH_GENERATED_SHAPE, shape_in,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-shape",
args);
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pika_value_array_unref (args);
*shape_out = 0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*shape_out = PIKA_VALUES_GET_ENUM (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_radius:
* @brush: The brush.
* @radius: (out): The radius of the brush in pixels.
*
* Gets the radius of a generated brush.
*
* Gets the radius of a generated brush. Returns an error when called
* for a non-parametric brush.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_radius (PikaBrush *brush,
gdouble *radius)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-radius",
args);
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pika_value_array_unref (args);
*radius = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*radius = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_radius:
* @brush: The brush.
* @radius_in: The desired brush radius in pixel.
* @radius_out: (out): The brush radius actually assigned.
*
* Sets the radius of a generated brush.
*
* Sets the radius for a generated brush. Clamps radius to [0.0,
* 32767.0]. Returns the clamped value. Returns an error when brush is
* non-parametric or not editable.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_radius (PikaBrush *brush,
gdouble radius_in,
gdouble *radius_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_DOUBLE, radius_in,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-radius",
args);
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pika_value_array_unref (args);
*radius_out = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*radius_out = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_spikes:
* @brush: The brush.
* @spikes: (out): The number of spikes on the brush.
*
* Gets the number of spikes for a generated brush.
*
* Gets the number of spikes for a generated brush. Returns an error
* when called for a non-parametric brush.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_spikes (PikaBrush *brush,
gint *spikes)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-spikes",
args);
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pika_value_array_unref (args);
*spikes = 0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*spikes = PIKA_VALUES_GET_INT (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_spikes:
* @brush: The brush.
* @spikes_in: The desired number of spikes.
* @spikes_out: (out): The number of spikes actually assigned.
*
* Sets the number of spikes for a generated brush.
*
* Sets the number of spikes for a generated brush. Clamps spikes to
* [2,20]. Returns the clamped value. Returns an error when brush is
* non-parametric or not editable.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_spikes (PikaBrush *brush,
gint spikes_in,
gint *spikes_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_INT, spikes_in,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-spikes",
args);
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pika_value_array_unref (args);
*spikes_out = 0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*spikes_out = PIKA_VALUES_GET_INT (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_hardness:
* @brush: The brush.
* @hardness: (out): The hardness of the brush.
*
* Gets the hardness of a generated brush.
*
* Gets the hardness of a generated brush. The hardness of a brush is
* the amount its intensity fades at the outside edge, as a float
* between 0.0 and 1.0. Returns an error when called for a
* non-parametric brush.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_hardness (PikaBrush *brush,
gdouble *hardness)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-hardness",
args);
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pika_value_array_unref (args);
*hardness = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*hardness = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_hardness:
* @brush: The brush.
* @hardness_in: The desired brush hardness.
* @hardness_out: (out): The brush hardness actually assigned.
*
* Sets the hardness of a generated brush.
*
* Sets the hardness for a generated brush. Clamps hardness to [0.0,
* 1.0]. Returns the clamped value. Returns an error when brush is
* non-parametric or not editable.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_hardness (PikaBrush *brush,
gdouble hardness_in,
gdouble *hardness_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_DOUBLE, hardness_in,
G_TYPE_NONE);
Updated with upstream update
2023-10-30 23:55:30 +01:00
return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-hardness",
args);
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pika_value_array_unref (args);
*hardness_out = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*hardness_out = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_aspect_ratio:
* @brush: The brush.
* @aspect_ratio: (out): The aspect ratio of the brush.
*
* Gets the aspect ratio of a generated brush.
*
* Gets the aspect ratio of a generated brush. Returns an error when
* called for a non-parametric brush. The aspect ratio is a float
* between 0.0 and 1000.0.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_aspect_ratio (PikaBrush *brush,
gdouble *aspect_ratio)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
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return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-aspect-ratio",
args);
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pika_value_array_unref (args);
*aspect_ratio = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*aspect_ratio = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_aspect_ratio:
* @brush: The brush.
* @aspect_ratio_in: The desired brush aspect ratio.
* @aspect_ratio_out: (out): The brush aspect ratio actually assigned.
*
* Sets the aspect ratio of a generated brush.
*
* Sets the aspect ratio for a generated brush. Clamps aspect ratio to
* [0.0, 1000.0]. Returns the clamped value. Returns an error when
* brush is non-parametric or not editable.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_aspect_ratio (PikaBrush *brush,
gdouble aspect_ratio_in,
gdouble *aspect_ratio_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_DOUBLE, aspect_ratio_in,
G_TYPE_NONE);
Updated with upstream update
2023-10-30 23:55:30 +01:00
return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-aspect-ratio",
args);
Initial checkin of Pika from heckimp
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pika_value_array_unref (args);
*aspect_ratio_out = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*aspect_ratio_out = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_get_angle:
* @brush: The brush.
* @angle: (out): The rotation angle of the brush in degree.
*
* Gets the rotation angle of a generated brush.
*
* Gets the angle of rotation for a generated brush. Returns an error
* when called for a non-parametric brush.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_get_angle (PikaBrush *brush,
gdouble *angle)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_NONE);
Updated with upstream update
2023-10-30 23:55:30 +01:00
return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-get-angle",
args);
Initial checkin of Pika from heckimp
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pika_value_array_unref (args);
*angle = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*angle = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}
/**
* pika_brush_set_angle:
* @brush: The brush.
* @angle_in: The desired brush rotation angle in degrees.
* @angle_out: (out): The brush rotation angle actually assigned.
*
* Sets the rotation angle of a generated brush.
*
* Sets the rotation angle for a generated brush. Sets the angle modulo
* 180, in the range [-180.0, 180.0]. Returns the clamped value.
* Returns an error when brush is non-parametric or not editable.
*
* Returns: TRUE on success.
*
* Since: 2.4
**/
gboolean
pika_brush_set_angle (PikaBrush *brush,
gdouble angle_in,
gdouble *angle_out)
{
PikaValueArray *args;
PikaValueArray *return_vals;
gboolean success = TRUE;
args = pika_value_array_new_from_types (NULL,
PIKA_TYPE_BRUSH, brush,
G_TYPE_DOUBLE, angle_in,
G_TYPE_NONE);
Updated with upstream update
2023-10-30 23:55:30 +01:00
return_vals = _pika_pdb_run_procedure_array (pika_get_pdb (),
"pika-brush-set-angle",
args);
Initial checkin of Pika from heckimp
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pika_value_array_unref (args);
*angle_out = 0.0;
success = PIKA_VALUES_GET_ENUM (return_vals, 0) == PIKA_PDB_SUCCESS;
if (success)
*angle_out = PIKA_VALUES_GET_DOUBLE (return_vals, 1);
pika_value_array_unref (return_vals);
return success;
}