static void
gimp_source_tool_cursor_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
GimpDisplay *display)
{
GimpPaintTool *paint_tool = GIMP_PAINT_TOOL (tool);
GimpSourceOptions *options = GIMP_SOURCE_TOOL_GET_OPTIONS (tool);
GimpCursorType cursor = GIMP_CURSOR_MOUSE;
GimpCursorModifier modifier = GIMP_CURSOR_MODIFIER_NONE;
if (gimp_source_core_use_source (GIMP_SOURCE_CORE (paint_tool->core),
options))
{
GdkModifierType toggle_mask = gimp_get_toggle_behavior_mask ();
if ((state & (toggle_mask | GDK_SHIFT_MASK)) == toggle_mask)
{
cursor = GIMP_CURSOR_CROSSHAIR_SMALL;
}
else if (! GIMP_SOURCE_CORE (GIMP_PAINT_TOOL (tool)->core)->src_drawable)
{
modifier = GIMP_CURSOR_MODIFIER_BAD;
}
}
gimp_tool_control_set_cursor (tool->control, cursor);
gimp_tool_control_set_cursor_modifier (tool->control, modifier);
GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, display);
}
static gboolean
gimp_source_core_start (GimpPaintCore *paint_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords,
GError **error)
{
GimpSourceCore *source_core = GIMP_SOURCE_CORE (paint_core);
GimpSourceOptions *options = GIMP_SOURCE_OPTIONS (paint_options);
if (! GIMP_PAINT_CORE_CLASS (parent_class)->start (paint_core, drawable,
paint_options, coords,
error))
{
return FALSE;
}
paint_core->use_saved_proj = FALSE;
if (! source_core->set_source &&
gimp_source_core_use_source (source_core, options))
{
if (! source_core->src_drawable)
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("Set a source image first."));
return FALSE;
}
if (options->sample_merged &&
gimp_item_get_image (GIMP_ITEM (source_core->src_drawable)) ==
gimp_item_get_image (GIMP_ITEM (drawable)))
{
paint_core->use_saved_proj = TRUE;
}
}
return TRUE;
}
static void
gimp_source_tool_modifier_key (GimpTool *tool,
GdkModifierType key,
gboolean press,
GdkModifierType state,
GimpDisplay *display)
{
GimpSourceTool *source_tool = GIMP_SOURCE_TOOL (tool);
GimpPaintTool *paint_tool = GIMP_PAINT_TOOL (tool);
GimpSourceOptions *options = GIMP_SOURCE_TOOL_GET_OPTIONS (tool);
if (gimp_source_core_use_source (GIMP_SOURCE_CORE (paint_tool->core),
options) &&
key == gimp_get_toggle_behavior_mask ())
{
gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));
if (press)
{
paint_tool->status = source_tool->status_set_source;
source_tool->show_source_outline = FALSE;
}
else
{
paint_tool->status = source_tool->status_paint;
source_tool->show_source_outline = TRUE;
}
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
}
GIMP_TOOL_CLASS (parent_class)->modifier_key (tool, key, press, state,
display);
}
void
gimp_source_core_motion (GimpSourceCore *source_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
GimpSymmetry *sym)
{
GimpPaintCore *paint_core = GIMP_PAINT_CORE (source_core);
GimpSourceOptions *options = GIMP_SOURCE_OPTIONS (paint_options);
GimpDynamics *dynamics = GIMP_BRUSH_CORE (paint_core)->dynamics;
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
GimpPickable *src_pickable = NULL;
GeglBuffer *src_buffer = NULL;
GeglRectangle src_rect;
gint base_src_offset_x;
gint base_src_offset_y;
gint src_offset_x;
gint src_offset_y;
GeglBuffer *paint_buffer;
gint paint_buffer_x;
gint paint_buffer_y;
gint paint_area_offset_x;
gint paint_area_offset_y;
gint paint_area_width;
gint paint_area_height;
gdouble fade_point;
gdouble opacity;
GeglNode *op;
GimpCoords *origin;
GimpCoords *coords;
gint n_strokes;
gint i;
fade_point = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
origin = gimp_symmetry_get_origin (sym);
/* Some settings are based on the original stroke. */
opacity = gimp_dynamics_get_linear_value (dynamics,
GIMP_DYNAMICS_OUTPUT_OPACITY,
origin,
paint_options,
fade_point);
if (opacity == 0.0)
return;
base_src_offset_x = source_core->offset_x;
base_src_offset_y = source_core->offset_y;
if (gimp_source_core_use_source (source_core, options))
{
src_pickable = GIMP_PICKABLE (source_core->src_drawable);
if (options->sample_merged)
{
GimpImage *src_image = gimp_pickable_get_image (src_pickable);
gint off_x, off_y;
src_pickable = GIMP_PICKABLE (src_image);
gimp_item_get_offset (GIMP_ITEM (source_core->src_drawable),
&off_x, &off_y);
base_src_offset_x += off_x;
base_src_offset_y += off_y;
}
gimp_pickable_flush (src_pickable);
}
gimp_brush_core_eval_transform_dynamics (GIMP_BRUSH_CORE (paint_core),
drawable,
paint_options,
origin);
n_strokes = gimp_symmetry_get_size (sym);
for (i = 0; i < n_strokes; i++)
{
coords = gimp_symmetry_get_coords (sym, i);
paint_buffer = gimp_paint_core_get_paint_buffer (paint_core, drawable,
paint_options, coords,
&paint_buffer_x,
&paint_buffer_y,
NULL, NULL);
if (! paint_buffer)
continue;
paint_area_offset_x = 0;
paint_area_offset_y = 0;
paint_area_width = gegl_buffer_get_width (paint_buffer);
paint_area_height = gegl_buffer_get_height (paint_buffer);
src_offset_x = base_src_offset_x;
src_offset_y = base_src_offset_y;
if (gimp_source_core_use_source (source_core, options))
{
/* When using a source, use the same for every stroke. */
src_offset_x = src_offset_x - coords->x + origin->x;
src_offset_y = src_offset_y - coords->y + origin->y;
src_buffer =
GIMP_SOURCE_CORE_GET_CLASS (source_core)->get_source (source_core,
drawable,
paint_options,
src_pickable,
src_offset_x,
src_offset_y,
paint_buffer,
paint_buffer_x,
paint_buffer_y,
&paint_area_offset_x,
&paint_area_offset_y,
&paint_area_width,
&paint_area_height,
&src_rect);
if (! src_buffer)
continue;
}
/* Set the paint buffer to transparent */
gegl_buffer_clear (paint_buffer, NULL);
op = gimp_symmetry_get_operation (sym, i,
gegl_buffer_get_width (paint_buffer),
gegl_buffer_get_height (paint_buffer));
GIMP_SOURCE_CORE_GET_CLASS (source_core)->motion (source_core,
drawable,
paint_options,
coords,
op,
opacity,
src_pickable,
src_buffer,
&src_rect,
src_offset_x,
src_offset_y,
paint_buffer,
paint_buffer_x,
paint_buffer_y,
paint_area_offset_x,
paint_area_offset_y,
paint_area_width,
paint_area_height);
if (src_buffer)
g_object_unref (src_buffer);
}
}
static void
gimp_source_tool_draw (GimpDrawTool *draw_tool)
{
GimpSourceTool *source_tool = GIMP_SOURCE_TOOL (draw_tool);
GimpSourceOptions *options = GIMP_SOURCE_TOOL_GET_OPTIONS (draw_tool);
GimpSourceCore *source;
source = GIMP_SOURCE_CORE (GIMP_PAINT_TOOL (draw_tool)->core);
GIMP_DRAW_TOOL_CLASS (parent_class)->draw (draw_tool);
if (gimp_source_core_use_source (source, options) &&
source->src_drawable && source_tool->src_display)
{
GimpDisplayShell *src_shell;
gint off_x;
gint off_y;
src_shell = gimp_display_get_shell (source_tool->src_display);
gimp_item_get_offset (GIMP_ITEM (source->src_drawable), &off_x, &off_y);
if (source_tool->src_outline)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_outline);
source_tool->src_outline = NULL;
}
if (source_tool->show_source_outline)
{
source_tool->src_outline =
gimp_brush_tool_create_outline (GIMP_BRUSH_TOOL (source_tool),
source_tool->src_display,
source_tool->src_x + off_x,
source_tool->src_y + off_y);
if (source_tool->src_outline)
{
gimp_display_shell_add_tool_item (src_shell,
source_tool->src_outline);
g_object_unref (source_tool->src_outline);
}
}
if (source_tool->src_outline)
{
if (source_tool->src_handle)
{
gimp_display_shell_remove_tool_item (src_shell,
source_tool->src_handle);
source_tool->src_handle = NULL;
}
}
else
{
if (! source_tool->src_handle)
{
source_tool->src_handle =
gimp_canvas_handle_new (src_shell,
GIMP_HANDLE_CROSS,
GIMP_HANDLE_ANCHOR_CENTER,
source_tool->src_x + off_x,
source_tool->src_y + off_y,
GIMP_TOOL_HANDLE_SIZE_CROSS,
GIMP_TOOL_HANDLE_SIZE_CROSS);
gimp_display_shell_add_tool_item (src_shell,
source_tool->src_handle);
g_object_unref (source_tool->src_handle);
}
else
{
gimp_canvas_handle_set_position (source_tool->src_handle,
source_tool->src_x + off_x,
source_tool->src_y + off_y);
}
}
}
}
static void
gimp_source_tool_oper_update (GimpTool *tool,
const GimpCoords *coords,
GdkModifierType state,
gboolean proximity,
GimpDisplay *display)
{
GimpPaintTool *paint_tool = GIMP_PAINT_TOOL (tool);
GimpSourceTool *source_tool = GIMP_SOURCE_TOOL (tool);
GimpSourceOptions *options = GIMP_SOURCE_TOOL_GET_OPTIONS (tool);
GimpSourceCore *source;
source = GIMP_SOURCE_CORE (GIMP_PAINT_TOOL (tool)->core);
if (proximity)
{
if (gimp_source_core_use_source (source, options))
paint_tool->status_ctrl = source_tool->status_set_source_ctrl;
else
paint_tool->status_ctrl = NULL;
}
GIMP_TOOL_CLASS (parent_class)->oper_update (tool, coords, state, proximity,
display);
if (gimp_source_core_use_source (source, options))
{
if (source->src_drawable == NULL)
{
GdkModifierType toggle_mask = gimp_get_toggle_behavior_mask ();
if (state & toggle_mask)
{
gimp_tool_replace_status (tool, display, "%s",
source_tool->status_set_source);
}
else
{
gimp_tool_replace_status (tool, display, "%s-%s",
gimp_get_mod_string (toggle_mask),
source_tool->status_set_source);
}
}
else
{
gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));
source_tool->src_x = source->src_x;
source_tool->src_y = source->src_y;
if (! source->first_stroke)
{
switch (options->align_mode)
{
case GIMP_SOURCE_ALIGN_YES:
source_tool->src_x = coords->x + source->offset_x;
source_tool->src_y = coords->y + source->offset_y;
break;
case GIMP_SOURCE_ALIGN_REGISTERED:
source_tool->src_x = coords->x;
source_tool->src_y = coords->y;
break;
default:
break;
}
}
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
}
}
}
void
gimp_source_core_motion (GimpSourceCore *source_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords)
{
GimpPaintCore *paint_core = GIMP_PAINT_CORE (source_core);
GimpSourceOptions *options = GIMP_SOURCE_OPTIONS (paint_options);
GimpDynamics *dynamics = GIMP_BRUSH_CORE (paint_core)->dynamics;
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
GimpPickable *src_pickable = NULL;
GeglBuffer *src_buffer = NULL;
GeglRectangle src_rect;
gint src_offset_x;
gint src_offset_y;
GeglBuffer *paint_buffer;
gint paint_buffer_x;
gint paint_buffer_y;
gint paint_area_offset_x;
gint paint_area_offset_y;
gint paint_area_width;
gint paint_area_height;
gdouble fade_point;
gdouble opacity;
fade_point = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
opacity = gimp_dynamics_get_linear_value (dynamics,
GIMP_DYNAMICS_OUTPUT_OPACITY,
coords,
paint_options,
fade_point);
if (opacity == 0.0)
return;
src_offset_x = source_core->offset_x;
src_offset_y = source_core->offset_y;
if (gimp_source_core_use_source (source_core, options))
{
src_pickable = GIMP_PICKABLE (source_core->src_drawable);
if (options->sample_merged)
{
GimpImage *src_image = gimp_pickable_get_image (src_pickable);
gint off_x, off_y;
src_pickable = GIMP_PICKABLE (src_image);
gimp_item_get_offset (GIMP_ITEM (source_core->src_drawable),
&off_x, &off_y);
src_offset_x += off_x;
src_offset_y += off_y;
}
gimp_pickable_flush (src_pickable);
}
paint_buffer = gimp_paint_core_get_paint_buffer (paint_core, drawable,
paint_options, coords,
&paint_buffer_x,
&paint_buffer_y);
if (! paint_buffer)
return;
paint_area_offset_x = 0;
paint_area_offset_y = 0;
paint_area_width = gegl_buffer_get_width (paint_buffer);
paint_area_height = gegl_buffer_get_height (paint_buffer);
if (gimp_source_core_use_source (source_core, options))
{
src_buffer =
GIMP_SOURCE_CORE_GET_CLASS (source_core)->get_source (source_core,
drawable,
paint_options,
src_pickable,
src_offset_x,
src_offset_y,
paint_buffer,
paint_buffer_x,
paint_buffer_y,
&paint_area_offset_x,
&paint_area_offset_y,
&paint_area_width,
&paint_area_height,
&src_rect);
if (! src_buffer)
return;
}
/* Set the paint buffer to transparent */
gegl_buffer_clear (paint_buffer, NULL);
GIMP_SOURCE_CORE_GET_CLASS (source_core)->motion (source_core,
drawable,
paint_options,
coords,
opacity,
src_pickable,
src_buffer,
&src_rect,
src_offset_x,
src_offset_y,
paint_buffer,
paint_buffer_x,
paint_buffer_y,
paint_area_offset_x,
paint_area_offset_y,
paint_area_width,
paint_area_height);
if (src_buffer)
g_object_unref (src_buffer);
}
static void
gimp_clone_motion (GimpSourceCore *source_core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords,
gdouble opacity,
GimpPickable *src_pickable,
GeglBuffer *src_buffer,
GeglRectangle *src_rect,
gint src_offset_x,
gint src_offset_y,
GeglBuffer *paint_buffer,
gint paint_buffer_x,
gint paint_buffer_y,
gint paint_area_offset_x,
gint paint_area_offset_y,
gint paint_area_width,
gint paint_area_height)
{
GimpPaintCore *paint_core = GIMP_PAINT_CORE (source_core);
GimpCloneOptions *options = GIMP_CLONE_OPTIONS (paint_options);
GimpSourceOptions *source_options = GIMP_SOURCE_OPTIONS (paint_options);
GimpContext *context = GIMP_CONTEXT (paint_options);
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
gdouble fade_point;
gdouble force;
if (gimp_source_core_use_source (source_core, source_options))
{
gegl_buffer_copy (src_buffer,
GEGL_RECTANGLE (src_rect->x,
src_rect->y,
paint_area_width,
paint_area_height),
paint_buffer,
GEGL_RECTANGLE (paint_area_offset_x,
paint_area_offset_y,
0, 0));
}
else if (options->clone_type == GIMP_PATTERN_CLONE)
{
GimpPattern *pattern = gimp_context_get_pattern (context);
GeglBuffer *src_buffer = gimp_pattern_create_buffer (pattern);
gegl_buffer_set_pattern (paint_buffer,
GEGL_RECTANGLE (paint_area_offset_x,
paint_area_offset_y,
paint_area_width,
paint_area_height),
src_buffer,
- paint_buffer_x - src_offset_x,
- paint_buffer_y - src_offset_y);
g_object_unref (src_buffer);
}
else
{
g_return_if_reached ();
}
fade_point = gimp_paint_options_get_fade (paint_options, image,
paint_core->pixel_dist);
force = gimp_dynamics_get_linear_value (GIMP_BRUSH_CORE (paint_core)->dynamics,
GIMP_DYNAMICS_OUTPUT_FORCE,
coords,
paint_options,
fade_point);
gimp_brush_core_paste_canvas (GIMP_BRUSH_CORE (paint_core), drawable,
coords,
MIN (opacity, GIMP_OPACITY_OPAQUE),
gimp_context_get_opacity (context),
gimp_context_get_paint_mode (context),
gimp_paint_options_get_brush_mode (paint_options),
force,
/* In fixed mode, paint incremental so the
* individual brushes are properly applied
* on top of each other.
* Otherwise the stuff we paint is seamless
* and we don't need intermediate masking.
*/
source_options->align_mode ==
GIMP_SOURCE_ALIGN_FIXED ?
GIMP_PAINT_INCREMENTAL : GIMP_PAINT_CONSTANT);
}
