void gimp_paint_core_get_current_coords (GimpPaintCore *core, GimpPaintOptions *paint_options, GimpCoords *coords) { g_return_if_fail (GIMP_IS_PAINT_CORE (core)); g_return_if_fail (coords != NULL); *coords = core->cur_coords; gimp_paint_core_smooth_coords (core, paint_options, coords); }
static void gimp_paint_tool_motion (GimpTool *tool, const GimpCoords *coords, guint32 time, GdkModifierType state, GimpDisplay *display) { GimpPaintTool *paint_tool = GIMP_PAINT_TOOL (tool); GimpPaintOptions *paint_options = GIMP_PAINT_TOOL_GET_OPTIONS (tool); GimpPaintCore *core = paint_tool->core; GimpImage *image = gimp_display_get_image (display); GimpDrawable *drawable = gimp_image_get_active_drawable (image); GimpCoords curr_coords; gint off_x, off_y; GIMP_TOOL_CLASS (parent_class)->motion (tool, coords, time, state, display); if (gimp_color_tool_is_enabled (GIMP_COLOR_TOOL (tool))) return; curr_coords = *coords; gimp_paint_core_smooth_coords (core, paint_options, &curr_coords); gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y); curr_coords.x -= off_x; curr_coords.y -= off_y; /* don't paint while the Shift key is pressed for line drawing */ if (paint_tool->draw_line) { gimp_paint_core_set_current_coords (core, &curr_coords); return; } gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool)); gimp_paint_core_interpolate (core, drawable, paint_options, &curr_coords, time); gimp_projection_flush_now (gimp_image_get_projection (image)); gimp_display_flush_now (display); gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool)); }
void gimp_paint_core_paint (GimpPaintCore *core, GimpDrawable *drawable, GimpPaintOptions *paint_options, GimpPaintState paint_state, guint32 time) { GimpPaintCoreClass *core_class; g_return_if_fail (GIMP_IS_PAINT_CORE (core)); g_return_if_fail (GIMP_IS_DRAWABLE (drawable)); g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable))); g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); core_class = GIMP_PAINT_CORE_GET_CLASS (core); if (core_class->pre_paint (core, drawable, paint_options, paint_state, time)) { if (paint_state == GIMP_PAINT_STATE_MOTION) { /* Save coordinates for gimp_paint_core_interpolate() */ core->last_paint.x = core->cur_coords.x; core->last_paint.y = core->cur_coords.y; } gimp_paint_core_smooth_coords (core, paint_options, &core->cur_coords); core_class->paint (core, drawable, paint_options, &core->cur_coords, paint_state, time); core_class->post_paint (core, drawable, paint_options, paint_state, time); } }