void
gimp_curve_delete_point (GimpCurve *curve,
gint point)
{
g_return_if_fail (GIMP_IS_CURVE (curve));
g_return_if_fail (point >= 0 && point < curve->n_points);
if (point == 0)
{
curve->points[0].x = 0.0;
curve->points[0].y = 0.0;
}
else if (point == curve->n_points - 1)
{
curve->points[curve->n_points - 1].x = 1.0;
curve->points[curve->n_points - 1].y = 1.0;
}
else
{
curve->points[point].x = -1.0;
curve->points[point].y = -1.0;
}
g_object_notify (G_OBJECT (curve), "points");
gimp_data_dirty (GIMP_DATA (curve));
}
static void
palette_editor_edit_color_update (GimpColorDialog *dialog,
const GimpRGB *color,
GimpColorDialogState state,
GimpPaletteEditor *editor)
{
GimpPalette *palette = GIMP_PALETTE (GIMP_DATA_EDITOR (editor)->data);
switch (state)
{
case GIMP_COLOR_DIALOG_UPDATE:
break;
case GIMP_COLOR_DIALOG_OK:
if (editor->color)
{
editor->color->color = *color;
gimp_data_dirty (GIMP_DATA (palette));
}
/* Fallthrough */
case GIMP_COLOR_DIALOG_CANCEL:
gtk_widget_hide (editor->color_dialog);
break;
}
}
void
gimp_curve_set_curve_type (GimpCurve *curve,
GimpCurveType curve_type)
{
g_return_if_fail (GIMP_IS_CURVE (curve));
if (curve->curve_type != curve_type)
{
g_object_freeze_notify (G_OBJECT (curve));
curve->curve_type = curve_type;
if (curve_type == GIMP_CURVE_SMOOTH)
{
gint n_points;
gint i;
for (i = 0; i < curve->n_points; i++)
{
curve->points[i].x = -1;
curve->points[i].y = -1;
}
/* pick some points from the curve and make them control
* points
*/
n_points = CLAMP (9, curve->n_points / 2, curve->n_points);
for (i = 0; i < n_points; i++)
{
gint sample = i * (curve->n_samples - 1) / (n_points - 1);
gint point = i * (curve->n_points - 1) / (n_points - 1);
curve->points[point].x = ((gdouble) sample /
(gdouble) (curve->n_samples - 1));
curve->points[point].y = curve->samples[sample];
}
g_object_notify (G_OBJECT (curve), "points");
}
g_object_notify (G_OBJECT (curve), "curve-type");
g_object_thaw_notify (G_OBJECT (curve));
gimp_data_dirty (GIMP_DATA (curve));
}
}
static gboolean
gimp_curve_config_copy (GimpConfig *src,
GimpConfig *dest,
GParamFlags flags)
{
GimpCurve *src_curve = GIMP_CURVE (src);
GimpCurve *dest_curve = GIMP_CURVE (dest);
gimp_config_sync (G_OBJECT (src), G_OBJECT (dest), flags);
dest_curve->identity = src_curve->identity;
gimp_data_dirty (GIMP_DATA (dest));
return TRUE;
}
GimpBrushGeneratedShape
gimp_brush_generated_set_shape (GimpBrushGenerated *brush,
GimpBrushGeneratedShape shape)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush),
GIMP_BRUSH_GENERATED_CIRCLE);
if (brush->shape != shape)
{
brush->shape = shape;
g_object_notify (G_OBJECT (brush), "shape");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->shape;
}
gfloat
gimp_brush_generated_set_aspect_ratio (GimpBrushGenerated *brush,
gfloat ratio)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush), -1.0);
ratio = CLAMP (ratio, 1.0, 1000.0);
if (brush->aspect_ratio != ratio)
{
brush->aspect_ratio = ratio;
g_object_notify (G_OBJECT (brush), "aspect-ratio");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->aspect_ratio;
}
gfloat
gimp_brush_generated_set_hardness (GimpBrushGenerated *brush,
gfloat hardness)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush), -1.0);
hardness = CLAMP (hardness, 0.0, 1.0);
if (brush->hardness != hardness)
{
brush->hardness = hardness;
g_object_notify (G_OBJECT (brush), "hardness");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->hardness;
}
gint
gimp_brush_generated_set_spikes (GimpBrushGenerated *brush,
gint spikes)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush), -1);
spikes = CLAMP (spikes, 2, 20);
if (brush->spikes != spikes)
{
brush->spikes = spikes;
g_object_notify (G_OBJECT (brush), "spikes");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->spikes;
}
gfloat
gimp_brush_generated_set_radius (GimpBrushGenerated *brush,
gfloat radius)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush), -1.0);
radius = CLAMP (radius, 0.0, 32767.0);
if (brush->radius != radius)
{
brush->radius = radius;
g_object_notify (G_OBJECT (brush), "radius");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->radius;
}
void
gimp_curve_set_curve (GimpCurve *curve,
gdouble x,
gdouble y)
{
g_return_if_fail (GIMP_IS_CURVE (curve));
g_return_if_fail (x >= 0 && x <= 1.0);
g_return_if_fail (y >= 0 && y <= 1.0);
if (curve->curve_type == GIMP_CURVE_SMOOTH)
return;
curve->samples[ROUND (x * (gdouble) (curve->n_samples - 1))] = y;
g_object_notify (G_OBJECT (curve), "samples");
gimp_data_dirty (GIMP_DATA (curve));
}
void
gimp_curve_move_point (GimpCurve *curve,
gint point,
gdouble y)
{
g_return_if_fail (GIMP_IS_CURVE (curve));
g_return_if_fail (point >= 0 && point < curve->n_points);
g_return_if_fail (y >= 0 && y <= 1.0);
if (curve->curve_type == GIMP_CURVE_FREE)
return;
curve->points[point].y = y;
g_object_notify (G_OBJECT (curve), "points");
gimp_data_dirty (GIMP_DATA (curve));
}
static void
gimp_tool_preset_dispatch_properties_changed (GObject *object,
guint n_pspecs,
GParamSpec **pspecs)
{
gint i;
G_OBJECT_CLASS (parent_class)->dispatch_properties_changed (object,
n_pspecs, pspecs);
for (i = 0; i < n_pspecs; i++)
{
if (pspecs[i]->flags & GIMP_CONFIG_PARAM_SERIALIZE)
{
gimp_data_dirty (GIMP_DATA (object));
break;
}
}
}
static void
gimp_pattern_clipboard_buffer_changed (Gimp *gimp,
GimpPattern *pattern)
{
if (pattern->mask)
{
temp_buf_free (pattern->mask);
pattern->mask = NULL;
}
if (gimp->global_buffer)
{
gint width;
gint height;
gint bytes;
PixelRegion bufferPR;
PixelRegion maskPR;
width = MIN (gimp_buffer_get_width (gimp->global_buffer), 2048);
height = MIN (gimp_buffer_get_height (gimp->global_buffer), 2048);
bytes = gimp_buffer_get_bytes (gimp->global_buffer);
pattern->mask = temp_buf_new (width, height, bytes, 0, 0, NULL);
pixel_region_init (&bufferPR,
gimp_buffer_get_tiles (gimp->global_buffer),
0, 0, width, height, FALSE);
pixel_region_init_temp_buf (&maskPR, pattern->mask,
0, 0, width, height);
copy_region (&bufferPR, &maskPR);
}
else
{
guchar color[3] = { 255, 255, 255 };
pattern->mask = temp_buf_new (16, 16, 3, 0, 0, color);
}
gimp_data_dirty (GIMP_DATA (pattern));
}
void
gimp_curve_reset (GimpCurve *curve,
gboolean reset_type)
{
gint i;
g_return_if_fail (GIMP_IS_CURVE (curve));
g_object_freeze_notify (G_OBJECT (curve));
for (i = 0; i < curve->n_samples; i++)
curve->samples[i] = (gdouble) i / (gdouble) (curve->n_samples - 1);
g_object_notify (G_OBJECT (curve), "samples");
curve->points[0].x = 0.0;
curve->points[0].y = 0.0;
for (i = 1; i < curve->n_points - 1; i++)
{
curve->points[i].x = -1.0;
curve->points[i].y = -1.0;
}
curve->points[curve->n_points - 1].x = 1.0;
curve->points[curve->n_points - 1].y = 1.0;
g_object_notify (G_OBJECT (curve), "points");
if (reset_type)
{
curve->curve_type = GIMP_CURVE_SMOOTH;
g_object_notify (G_OBJECT (curve), "curve-type");
}
curve->identity = TRUE;
g_object_thaw_notify (G_OBJECT (curve));
gimp_data_dirty (GIMP_DATA (curve));
}
static GValueArray *
palette_entry_set_name_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GValueArray *args)
{
gboolean success = TRUE;
const gchar *name;
gint32 entry_num;
const gchar *entry_name;
name = g_value_get_string (&args->values[0]);
entry_num = g_value_get_int (&args->values[1]);
entry_name = g_value_get_string (&args->values[2]);
if (success)
{
GimpPalette *palette = (GimpPalette *)
gimp_container_get_child_by_name (gimp->palette_factory->container, name);
if (palette && GIMP_DATA (palette)->writable)
{
if (entry_num >= 0 && entry_num < palette->n_colors)
{
GimpPaletteEntry *entry = g_list_nth_data (palette->colors, entry_num);
g_free (entry->name);
entry->name = g_strdup (entry_name);
gimp_data_dirty (GIMP_DATA (palette));
}
else
success = FALSE;
}
else
success = FALSE;
}
return gimp_procedure_get_return_values (procedure, success);
}
gfloat
gimp_brush_generated_set_angle (GimpBrushGenerated *brush,
gfloat angle)
{
g_return_val_if_fail (GIMP_IS_BRUSH_GENERATED (brush), -1.0);
if (angle < 0.0)
angle = -1.0 * fmod (angle, 180.0);
else if (angle > 180.0)
angle = fmod (angle, 180.0);
if (brush->angle != angle)
{
brush->angle = angle;
g_object_notify (G_OBJECT (brush), "angle");
gimp_data_dirty (GIMP_DATA (brush));
}
return brush->angle;
}
static void
gimp_pattern_clipboard_buffer_changed (Gimp *gimp,
GimpPattern *pattern)
{
if (pattern->mask)
{
gimp_temp_buf_unref (pattern->mask);
pattern->mask = NULL;
}
if (gimp->global_buffer)
{
GimpBuffer *buffer = gimp->global_buffer;
gint width;
gint height;
width = MIN (gimp_buffer_get_width (buffer), 2048);
height = MIN (gimp_buffer_get_height (buffer), 2048);
pattern->mask = gimp_temp_buf_new (width, height,
gimp_buffer_get_format (buffer));
gegl_buffer_get (gimp_buffer_get_buffer (buffer),
GEGL_RECTANGLE (0, 0, width, height), 1.0,
NULL,
gimp_temp_buf_get_data (pattern->mask),
GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
}
else
{
pattern->mask = gimp_temp_buf_new (16, 16, babl_format ("R'G'B' u8"));
memset (gimp_temp_buf_get_data (pattern->mask), 255, 16 * 16 * 3);
}
gimp_data_dirty (GIMP_DATA (pattern));
}
static void
gimp_brush_clipboard_buffer_changed (Gimp *gimp,
GimpBrush *brush)
{
gint width;
gint height;
if (brush->mask)
{
gimp_temp_buf_unref (brush->mask);
brush->mask = NULL;
}
if (brush->pixmap)
{
gimp_temp_buf_unref (brush->pixmap);
brush->pixmap = NULL;
}
if (gimp->global_buffer)
{
GeglBuffer *buffer = gimp_buffer_get_buffer (gimp->global_buffer);
const Babl *format = gegl_buffer_get_format (buffer);
GeglBuffer *dest_buffer;
width = MIN (gimp_buffer_get_width (gimp->global_buffer), 512);
height = MIN (gimp_buffer_get_height (gimp->global_buffer), 512);
brush->mask = gimp_temp_buf_new (width, height,
babl_format ("Y u8"));
brush->pixmap = gimp_temp_buf_new (width, height,
babl_format ("R'G'B' u8"));
/* copy the alpha channel into the brush's mask */
if (babl_format_has_alpha (format))
{
dest_buffer = gimp_temp_buf_create_buffer (brush->mask);
gegl_buffer_set_format (dest_buffer, babl_format ("A u8"));
gegl_buffer_copy (buffer, NULL, dest_buffer, NULL);
g_object_unref (dest_buffer);
}
else
{
memset (gimp_temp_buf_get_data (brush->mask), 255,
width * height);
}
/* copy the color channels into the brush's pixmap */
dest_buffer = gimp_temp_buf_create_buffer (brush->pixmap);
gegl_buffer_copy (buffer, NULL, dest_buffer, NULL);
g_object_unref (dest_buffer);
}
else
{
width = 17;
height = 17;
brush->mask = gimp_temp_buf_new (width, height, babl_format ("Y u8"));
gimp_temp_buf_data_clear (brush->mask);
}
brush->x_axis.x = width / 2;
brush->x_axis.y = 0;
brush->y_axis.x = 0;
brush->y_axis.y = height / 2;
gimp_data_dirty (GIMP_DATA (brush));
}
static void
gimp_brush_clipboard_buffer_changed (Gimp *gimp,
GimpBrush *brush)
{
gint width;
gint height;
if (brush->mask)
{
temp_buf_free (brush->mask);
brush->mask = NULL;
}
if (brush->pixmap)
{
temp_buf_free (brush->pixmap);
brush->pixmap = NULL;
}
if (gimp->global_buffer)
{
TileManager *tiles = gimp_buffer_get_tiles (gimp->global_buffer);
GimpImageType type = gimp_buffer_get_image_type (gimp->global_buffer);
width = MIN (gimp_buffer_get_width (gimp->global_buffer), 1024);
height = MIN (gimp_buffer_get_height (gimp->global_buffer), 1024);
brush->mask = temp_buf_new (width, height, 1, 0, 0, NULL);
brush->pixmap = temp_buf_new (width, height, 3, 0, 0, NULL);
/* copy the alpha channel into the brush's mask */
if (GIMP_IMAGE_TYPE_HAS_ALPHA (type))
{
PixelRegion bufferPR;
PixelRegion maskPR;
pixel_region_init (&bufferPR, tiles,
0, 0, width, height, FALSE);
pixel_region_init_temp_buf (&maskPR, brush->mask,
0, 0, width, height);
extract_alpha_region (&bufferPR, NULL, &maskPR);
}
else
{
PixelRegion maskPR;
guchar opaque = OPAQUE_OPACITY;
pixel_region_init_temp_buf (&maskPR, brush->mask,
0, 0, width, height);
color_region (&maskPR, &opaque);
}
/* copy the color channels into the brush's pixmap */
if (GIMP_IMAGE_TYPE_IS_RGB (type))
{
PixelRegion bufferPR;
PixelRegion pixmapPR;
pixel_region_init (&bufferPR, tiles,
0, 0, width, height, FALSE);
pixel_region_init_temp_buf (&pixmapPR, brush->pixmap,
0, 0, width, height);
if (GIMP_IMAGE_TYPE_HAS_ALPHA (type))
copy_color (&bufferPR, &pixmapPR);
else
copy_region (&bufferPR, &pixmapPR);
}
else
{
PixelRegion bufferPR;
PixelRegion tempPR;
TempBuf *temp = temp_buf_new (width, height, 1, 0, 0, NULL);
pixel_region_init (&bufferPR, tiles,
0, 0, width, height, FALSE);
pixel_region_init_temp_buf (&tempPR, temp,
0, 0, width, height);
if (GIMP_IMAGE_TYPE_HAS_ALPHA (type))
copy_component (&bufferPR, &tempPR, 0);
else
copy_region (&bufferPR, &tempPR);
temp_buf_copy (temp, brush->pixmap);
temp_buf_free (temp);
}
}
else
{
guchar color = 0;
width = 17;
height = 17;
brush->mask = temp_buf_new (width, height, 1, 0, 0, &color);
}
brush->x_axis.x = width / 2;
brush->x_axis.y = 0;
brush->y_axis.x = 0;
brush->y_axis.y = height / 2;
gimp_data_dirty (GIMP_DATA (brush));
}