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C++ GIMP_COLOR_TOOL函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中GIMP_COLOR_TOOL函数的典型用法代码示例。如果您正苦于以下问题：C++ GIMP_COLOR_TOOL函数的具体用法？C++ GIMP_COLOR_TOOL怎么用？C++ GIMP_COLOR_TOOL使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了GIMP_COLOR_TOOL函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: gimp_paint_tool_modifier_key

static void
gimp_paint_tool_modifier_key (GimpTool        *tool,
                              GdkModifierType  key,
                              gboolean         press,
                              GdkModifierType  state,
                              GimpDisplay     *display)
{
  GimpPaintTool *paint_tool = GIMP_PAINT_TOOL (tool);
  GimpDrawTool  *draw_tool  = GIMP_DRAW_TOOL (tool);

  if (paint_tool->pick_colors && ! paint_tool->draw_line)
    {
      if ((state & gimp_get_all_modifiers_mask ()) ==
          gimp_get_constrain_behavior_mask ())
        {
          if (! gimp_color_tool_is_enabled (GIMP_COLOR_TOOL (tool)))
            {
              GimpToolInfo *info = gimp_get_tool_info (display->gimp,
                                                       "gimp-color-picker-tool");

              if (GIMP_IS_TOOL_INFO (info))
                {
                  if (gimp_draw_tool_is_active (draw_tool))
                    gimp_draw_tool_stop (draw_tool);

                  gimp_color_tool_enable (GIMP_COLOR_TOOL (tool),
                                          GIMP_COLOR_OPTIONS (info->tool_options));

                  switch (GIMP_COLOR_TOOL (tool)->pick_mode)
                    {
                    case GIMP_COLOR_PICK_MODE_FOREGROUND:
                      gimp_tool_push_status (tool, display,
                                             _("Click in any image to pick the "
                                               "foreground color"));
                      break;

                    case GIMP_COLOR_PICK_MODE_BACKGROUND:
                      gimp_tool_push_status (tool, display,
                                             _("Click in any image to pick the "
                                               "background color"));
                      break;

                    default:
                      break;
                    }
                }
            }
        }
      else
        {
          if (gimp_color_tool_is_enabled (GIMP_COLOR_TOOL (tool)))
            {
              gimp_tool_pop_status (tool, display);
              gimp_color_tool_disable (GIMP_COLOR_TOOL (tool));
            }
        }
    }
}
开发者ID:LebedevRI，项目名称:gimp，代码行数:58，代码来源:gimppainttool.c


示例2: gimp_color_tool_start_sample_point

void
gimp_color_tool_start_sample_point (GimpTool    *tool,
                                    GimpDisplay *display)
{
  GimpColorTool *color_tool;

  g_return_if_fail (GIMP_IS_COLOR_TOOL (tool));
  g_return_if_fail (GIMP_IS_DISPLAY (display));

  color_tool = GIMP_COLOR_TOOL (tool);

  gimp_display_shell_selection_control (GIMP_DISPLAY_SHELL (display->shell),
                                        GIMP_SELECTION_PAUSE);

  tool->display = display;
  gimp_tool_control_activate (tool->control);

  if (color_tool->sample_point)
    gimp_display_shell_draw_sample_point (GIMP_DISPLAY_SHELL (display->shell),
                                          color_tool->sample_point, FALSE);

  color_tool->sample_point        = NULL;
  color_tool->moving_sample_point = TRUE;
  color_tool->sample_point_x      = -1;
  color_tool->sample_point_y      = -1;

  gimp_tool_set_cursor (tool, display,
                        GIMP_CURSOR_MOUSE,
                        GIMP_TOOL_CURSOR_COLOR_PICKER,
                        GIMP_CURSOR_MODIFIER_MOVE);

  gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);
}
开发者ID:Amerekanets，项目名称:gimp，代码行数:33，代码来源:gimpcolortool.c


示例3: gimp_color_picker_tool_init

static void
gimp_color_picker_tool_init (GimpColorPickerTool *picker_tool)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (picker_tool);

  color_tool->pick_mode = GIMP_COLOR_PICK_MODE_FOREGROUND;
}
开发者ID:ni1son，项目名称:gimp，代码行数:7，代码来源:gimpcolorpickertool.c


示例4: gimp_color_tool_control

static void
gimp_color_tool_control (GimpTool       *tool,
                         GimpToolAction  action,
                         GimpDisplay    *display)
{
  GimpColorTool    *color_tool = GIMP_COLOR_TOOL (tool);
  GimpDisplayShell *shell      = GIMP_DISPLAY_SHELL (display->shell);

  switch (action)
    {
    case GIMP_TOOL_ACTION_PAUSE:
      break;

    case GIMP_TOOL_ACTION_RESUME:
      if (color_tool->sample_point &&
          gimp_display_shell_get_show_sample_points (shell))
        gimp_display_shell_draw_sample_point (shell,
                                              color_tool->sample_point, TRUE);
      break;

    case GIMP_TOOL_ACTION_HALT:
      if (color_tool->sample_point &&
          gimp_display_shell_get_show_sample_points (shell))
        gimp_display_shell_draw_sample_point (shell,
                                              color_tool->sample_point, FALSE);
      break;
    }

  GIMP_TOOL_CLASS (parent_class)->control (tool, action, display);
}
开发者ID:Amerekanets，项目名称:gimp，代码行数:30，代码来源:gimpcolortool.c


示例5: gimp_color_tool_motion

static void
gimp_color_tool_motion (GimpTool         *tool,
                        const GimpCoords *coords,
                        guint32           time,
                        GdkModifierType   state,
                        GimpDisplay      *display)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (tool);

  if (! color_tool->enabled)
    return;

  if (! color_tool->sample_point)
    {
      gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));

      color_tool->center_x = coords->x;
      color_tool->center_y = coords->y;

      gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));

      gimp_color_tool_pick (color_tool, GIMP_COLOR_PICK_STATE_UPDATE,
                            coords->x, coords->y);
    }
}
开发者ID:LebedevRI，项目名称:gimp，代码行数:25，代码来源:gimpcolortool.c


示例6: gimp_color_tool_button_release

static void
gimp_color_tool_button_release (GimpTool              *tool,
                                const GimpCoords      *coords,
                                guint32                time,
                                GdkModifierType        state,
                                GimpButtonReleaseType  release_type,
                                GimpDisplay           *display)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (tool);

  /*  Chain up to halt the tool  */
  GIMP_TOOL_CLASS (parent_class)->button_release (tool, coords, time, state,
                                                  release_type, display);

  if (! color_tool->enabled)
    return;

  if (! color_tool->sample_point)
    {
      gimp_draw_tool_stop (GIMP_DRAW_TOOL (tool));

      gimp_color_tool_pick (color_tool, GIMP_COLOR_PICK_STATE_END,
                            coords->x, coords->y);
    }
}
开发者ID:LebedevRI，项目名称:gimp，代码行数:25，代码来源:gimpcolortool.c


示例7: gimp_curves_tool_oper_update

static void
gimp_curves_tool_oper_update (GimpTool        *tool,
                              GimpCoords      *coords,
                              GdkModifierType  state,
                              gboolean         proximity,
                              GimpDisplay     *display)
{
  GimpColorPickMode  mode   = GIMP_COLOR_PICK_MODE_NONE;
  const gchar       *status = NULL;

  GIMP_TOOL_CLASS (parent_class)->oper_update (tool, coords, state, proximity,
                                               display);

  gimp_tool_pop_status (tool, display);

  if (state & GDK_SHIFT_MASK)
    {
      mode   = GIMP_COLOR_PICK_MODE_PALETTE;
      status = _("Click to add a control point");
    }
  else if (state & GDK_CONTROL_MASK)
    {
      mode   = GIMP_COLOR_PICK_MODE_PALETTE;
      status = _("Click to add control points to all channels");
    }

  GIMP_COLOR_TOOL (tool)->pick_mode = mode;

  if (status && proximity)
    gimp_tool_push_status (tool, display, "%s", status);
}
开发者ID:jdburton，项目名称:gimp-osx，代码行数:31，代码来源:gimpcurvestool.c


示例8: gimp_color_tool_start_sample_point

void
gimp_color_tool_start_sample_point (GimpTool    *tool,
                                    GimpDisplay *display)
{
  GimpColorTool *color_tool;

  g_return_if_fail (GIMP_IS_COLOR_TOOL (tool));
  g_return_if_fail (GIMP_IS_DISPLAY (display));

  color_tool = GIMP_COLOR_TOOL (tool);

  gimp_display_shell_selection_pause (gimp_display_get_shell (display));

  tool->display = display;
  gimp_tool_control_activate (tool->control);
  gimp_tool_control_set_scroll_lock (tool->control, TRUE);

  if (gimp_draw_tool_is_active (GIMP_DRAW_TOOL (tool)))
    gimp_draw_tool_stop (GIMP_DRAW_TOOL (tool));

  color_tool->sample_point        = NULL;
  color_tool->moving_sample_point = TRUE;
  color_tool->sample_point_x      = SAMPLE_POINT_POSITION_INVALID;
  color_tool->sample_point_y      = SAMPLE_POINT_POSITION_INVALID;

  gimp_tool_set_cursor (tool, display,
                        GIMP_CURSOR_MOUSE,
                        GIMP_TOOL_CURSOR_COLOR_PICKER,
                        GIMP_CURSOR_MODIFIER_MOVE);

  gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);
}
开发者ID:AjayRamanathan，项目名称:gimp，代码行数:32，代码来源:gimpcolortool.c


示例9: gimp_paint_tool_cursor_update

static void
gimp_paint_tool_cursor_update (GimpTool         *tool,
                               const GimpCoords *coords,
                               GdkModifierType   state,
                               GimpDisplay      *display)
{
  GimpPaintTool      *paint_tool = GIMP_PAINT_TOOL (tool);
  GimpCursorModifier  modifier;
  GimpCursorModifier  toggle_modifier;
  GimpCursorModifier  old_modifier;
  GimpCursorModifier  old_toggle_modifier;

  modifier        = tool->control->cursor_modifier;
  toggle_modifier = tool->control->toggle_cursor_modifier;

  old_modifier        = modifier;
  old_toggle_modifier = toggle_modifier;

  if (! gimp_color_tool_is_enabled (GIMP_COLOR_TOOL (tool)))
    {
      GimpImage    *image    = gimp_display_get_image (display);
      GimpDrawable *drawable = gimp_image_get_active_drawable (image);

      if (gimp_viewable_get_children (GIMP_VIEWABLE (drawable)) ||
          gimp_item_is_content_locked (GIMP_ITEM (drawable))    ||
          ! gimp_item_is_visible (GIMP_ITEM (drawable)))
        {
          modifier        = GIMP_CURSOR_MODIFIER_BAD;
          toggle_modifier = GIMP_CURSOR_MODIFIER_BAD;
        }

      if (! paint_tool->show_cursor &&
          modifier != GIMP_CURSOR_MODIFIER_BAD)
        {
          gimp_tool_set_cursor (tool, display,
                                GIMP_CURSOR_NONE,
                                GIMP_TOOL_CURSOR_NONE,
                                GIMP_CURSOR_MODIFIER_NONE);
          return;
        }

      gimp_tool_control_set_cursor_modifier        (tool->control,
                                                    modifier);
      gimp_tool_control_set_toggle_cursor_modifier (tool->control,
                                                    toggle_modifier);
    }

  GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state,
                                                 display);

  /*  reset old stuff here so we are not interferring with the modifiers
   *  set by our subclasses
   */
  gimp_tool_control_set_cursor_modifier        (tool->control,
                                                old_modifier);
  gimp_tool_control_set_toggle_cursor_modifier (tool->control,
                                                old_toggle_modifier);
}
开发者ID:LebedevRI，项目名称:gimp，代码行数:58，代码来源:gimppainttool.c


示例10: gimp_color_picker_tool_constructed

static void
gimp_color_picker_tool_constructed (GObject *object)
{
  GimpTool *tool = GIMP_TOOL (object);

  G_OBJECT_CLASS (parent_class)->constructed (object);

  gimp_color_tool_enable (GIMP_COLOR_TOOL (object),
                          GIMP_COLOR_TOOL_GET_OPTIONS (tool));
}
开发者ID:ni1son，项目名称:gimp，代码行数:10，代码来源:gimpcolorpickertool.c


示例11: gimp_paint_tool_enable_color_picker

/**
 * gimp_paint_tool_enable_color_picker:
 * @tool: a #GimpPaintTool
 * @mode: the #GimpColorPickMode to set
 *
 * This is a convenience function used from the init method of paint
 * tools that want the color picking functionality. The @mode that is
 * set here is used to decide what cursor modifier to draw and if the
 * picked color goes to the foreground or background color.
 **/
void
gimp_paint_tool_enable_color_picker (GimpPaintTool     *tool,
                                     GimpColorPickMode  mode)
{
  g_return_if_fail (GIMP_IS_PAINT_TOOL (tool));

  tool->pick_colors = TRUE;

  GIMP_COLOR_TOOL (tool)->pick_mode = mode;
}
开发者ID:LebedevRI，项目名称:gimp，代码行数:20，代码来源:gimppainttool.c


示例12: gimp_color_tool_cursor_update

static void
gimp_color_tool_cursor_update (GimpTool         *tool,
                               const GimpCoords *coords,
                               GdkModifierType   state,
                               GimpDisplay      *display)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (tool);
  GimpImage     *image      = gimp_display_get_image (display);

  if (color_tool->enabled)
    {
      if (color_tool->sample_point)
        {
          gimp_tool_set_cursor (tool, display,
                                GIMP_CURSOR_MOUSE,
                                GIMP_TOOL_CURSOR_COLOR_PICKER,
                                GIMP_CURSOR_MODIFIER_MOVE);
        }
      else
        {
          GimpCursorModifier modifier = GIMP_CURSOR_MODIFIER_BAD;

          if (gimp_image_coords_in_active_pickable (image, coords,
                                                    color_tool->options->sample_merged,
                                                    FALSE))
            {
              switch (color_tool->pick_mode)
                {
                case GIMP_COLOR_PICK_MODE_NONE:
                  modifier = GIMP_CURSOR_MODIFIER_NONE;
                  break;
                case GIMP_COLOR_PICK_MODE_FOREGROUND:
                  modifier = GIMP_CURSOR_MODIFIER_FOREGROUND;
                  break;
                case GIMP_COLOR_PICK_MODE_BACKGROUND:
                  modifier = GIMP_CURSOR_MODIFIER_BACKGROUND;
                  break;
                case GIMP_COLOR_PICK_MODE_PALETTE:
                  modifier = GIMP_CURSOR_MODIFIER_PLUS;
                  break;
                }
            }

          gimp_tool_set_cursor (tool, display,
                                GIMP_CURSOR_COLOR_PICKER,
                                GIMP_TOOL_CURSOR_COLOR_PICKER,
                                modifier);
        }

      return;  /*  don't chain up  */
    }

  GIMP_TOOL_CLASS (parent_class)->cursor_update (tool, coords, state, display);
}
开发者ID:AjayRamanathan，项目名称:gimp，代码行数:54，代码来源:gimpcolortool.c


示例13: gimp_color_tool_finalize

static void
gimp_color_tool_finalize (GObject *object)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (object);

  if (color_tool->options)
    {
      g_object_unref (color_tool->options);
      color_tool->options = NULL;
    }

  G_OBJECT_CLASS (parent_class)->finalize (object);
}
开发者ID:AjayRamanathan，项目名称:gimp，代码行数:13，代码来源:gimpcolortool.c


示例14: gimp_color_tool_button_press

static void
gimp_color_tool_button_press (GimpTool            *tool,
                              const GimpCoords    *coords,
                              guint32              time,
                              GdkModifierType      state,
                              GimpButtonPressType  press_type,
                              GimpDisplay         *display)
{
  GimpColorTool    *color_tool = GIMP_COLOR_TOOL (tool);
  GimpDisplayShell *shell      = gimp_display_get_shell (display);

  /*  Chain up to activate the tool  */
  GIMP_TOOL_CLASS (parent_class)->button_press (tool, coords, time, state,
                                                press_type, display);

  if (! color_tool->enabled)
    return;

  if (color_tool->sample_point)
    {
      color_tool->moving_sample_point = TRUE;
      gimp_sample_point_get_position (color_tool->sample_point,
                                      &color_tool->sample_point_x,
                                      &color_tool->sample_point_y);

      gimp_tool_control_set_scroll_lock (tool->control, TRUE);

      gimp_display_shell_selection_pause (shell);

      if (! gimp_draw_tool_is_active (GIMP_DRAW_TOOL (tool)))
        gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);

      gimp_tool_push_status_coords (tool, display,
                                    gimp_tool_control_get_precision (tool->control),
                                    _("Move Sample Point: "),
                                    color_tool->sample_point_x,
                                    ", ",
                                    color_tool->sample_point_y,
                                    NULL);
    }
  else
    {
      color_tool->center_x = coords->x;
      color_tool->center_y = coords->y;

      gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);

      gimp_color_tool_pick (color_tool, GIMP_COLOR_PICK_STATE_START,
                            coords->x, coords->y);
    }
}
开发者ID:SHIVAPRASAD96，项目名称:gimp，代码行数:51，代码来源:gimpcolortool.c


示例15: gimp_curves_tool_oper_update

static void
gimp_curves_tool_oper_update (GimpTool         *tool,
                              const GimpCoords *coords,
                              GdkModifierType   state,
                              gboolean          proximity,
                              GimpDisplay      *display)
{
  if (gimp_image_map_tool_on_guide (GIMP_IMAGE_MAP_TOOL (tool),
                                    coords, display))
    {
      GIMP_TOOL_CLASS (parent_class)->oper_update (tool, coords, state, proximity,
                                                   display);
    }
  else
    {
      GimpColorPickMode  mode;
      gchar             *status      = NULL;
      GdkModifierType    extend_mask = gimp_get_extend_selection_mask ();
      GdkModifierType    toggle_mask = gimp_get_toggle_behavior_mask ();

      gimp_tool_pop_status (tool, display);

      if (state & extend_mask)
        {
          mode   = GIMP_COLOR_PICK_MODE_PALETTE;
          status = g_strdup (_("Click to add a control point"));
        }
      else if (state & toggle_mask)
        {
          mode   = GIMP_COLOR_PICK_MODE_PALETTE;
          status = g_strdup (_("Click to add control points to all channels"));
        }
      else
        {
          mode   = GIMP_COLOR_PICK_MODE_NONE;
          status = gimp_suggest_modifiers (_("Click to locate on curve"),
                                           (extend_mask | toggle_mask) & ~state,
                                           _("%s: add control point"),
                                           _("%s: add control points to all channels"),
                                           NULL);
        }

      GIMP_COLOR_TOOL (tool)->pick_mode = mode;

      if (proximity)
        gimp_tool_push_status (tool, display, "%s", status);

      g_free (status);
    }
}
开发者ID:AdamGrzonkowski，项目名称:gimp-1，代码行数:50，代码来源:gimpcurvestool.c


示例16: gimp_color_tool_button_press

static void
gimp_color_tool_button_press (GimpTool        *tool,
                              GimpCoords      *coords,
                              guint32          time,
                              GdkModifierType  state,
                              GimpDisplay     *display)
{
  GimpColorTool    *color_tool = GIMP_COLOR_TOOL (tool);
  GimpDisplayShell *shell      = GIMP_DISPLAY_SHELL (display->shell);

  /*  Chain up to activate the tool  */
  GIMP_TOOL_CLASS (parent_class)->button_press (tool, coords, time, state,
                                                display);

  if (! color_tool->enabled)
    return;

  if (color_tool->sample_point)
    {
      color_tool->moving_sample_point = TRUE;
      color_tool->sample_point_x      = color_tool->sample_point->x;
      color_tool->sample_point_y      = color_tool->sample_point->y;

      gimp_display_shell_selection_control (shell, GIMP_SELECTION_PAUSE);

      gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);

      gimp_tool_push_status_coords (tool, display,
                                    _("Move Sample Point: "),
                                    color_tool->sample_point_x,
                                    ", ",
                                    color_tool->sample_point_y,
                                    NULL);
    }
  else
    {
      gint off_x, off_y;

      /*  Keep the coordinates of the target  */
      gimp_item_offsets (GIMP_ITEM (tool->drawable), &off_x, &off_y);

      color_tool->center_x = coords->x - off_x;
      color_tool->center_y = coords->y - off_y;

      gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);

      gimp_color_tool_pick (color_tool, GIMP_COLOR_PICK_STATE_NEW,
                            coords->x, coords->y);
    }
}
开发者ID:Amerekanets，项目名称:gimp，代码行数:50，代码来源:gimpcolortool.c


示例17: gimp_curves_tool_constructed

static void
gimp_curves_tool_constructed (GObject *object)
{
  G_OBJECT_CLASS (parent_class)->constructed (object);

  g_signal_connect_object (GIMP_IMAGE_MAP_TOOL (object)->config, "notify",
                           G_CALLBACK (gimp_curves_tool_config_notify),
                           object, 0);

  /*  always pick colors  */
  gimp_color_tool_enable (GIMP_COLOR_TOOL (object),
                          GIMP_COLOR_TOOL_GET_OPTIONS (object));

}
开发者ID:AdamGrzonkowski，项目名称:gimp-1，代码行数:14，代码来源:gimpcurvestool.c


示例18: gimp_image_map_tool_color_picker_toggled

static void
gimp_image_map_tool_color_picker_toggled (GtkWidget        *widget,
                                          GimpImageMapTool *im_tool)
{
  if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
    {
      if (im_tool->active_picker == widget)
        return;

      if (im_tool->active_picker)
        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (im_tool->active_picker),
                                      FALSE);

      im_tool->active_picker = widget;

      gimp_color_tool_enable (GIMP_COLOR_TOOL (im_tool),
                              GIMP_COLOR_TOOL_GET_OPTIONS (im_tool));
    }
  else if (im_tool->active_picker == widget)
    {
      im_tool->active_picker = NULL;
      gimp_color_tool_disable (GIMP_COLOR_TOOL (im_tool));
    }
}
开发者ID:AdamGrzonkowski，项目名称:gimp-1，代码行数:24，代码来源:gimpimagemaptool.c


示例19: levels_input_picker_toggled

static void
levels_input_picker_toggled (GtkWidget      *widget,
                             GimpLevelsTool *tool)
{
  if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
    {
      if (tool->active_picker == widget)
        return;

      if (tool->active_picker)
        gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tool->active_picker),
                                      FALSE);

      tool->active_picker = widget;

      gimp_color_tool_enable (GIMP_COLOR_TOOL (tool),
                              GIMP_COLOR_TOOL_GET_OPTIONS (tool));
    }
  else if (tool->active_picker == widget)
    {
      tool->active_picker = NULL;
      gimp_color_tool_disable (GIMP_COLOR_TOOL (tool));
    }
}
开发者ID:Amerekanets，项目名称:gimp，代码行数:24，代码来源:gimplevelstool.c


示例20: gimp_color_tool_draw

static void
gimp_color_tool_draw (GimpDrawTool *draw_tool)
{
  GimpColorTool *color_tool = GIMP_COLOR_TOOL (draw_tool);

  if (color_tool->enabled)
    {
      if (color_tool->sample_point)
        {
          GimpImage      *image = gimp_display_get_image (draw_tool->display);
          GimpCanvasItem *item;
          gint            index;
          gint            x;
          gint            y;

          gimp_sample_point_get_position (color_tool->sample_point, &x, &y);

          index = g_list_index (gimp_image_get_sample_points (image),
                                color_tool->sample_point) + 1;

          item = gimp_draw_tool_add_sample_point (draw_tool, x, y, index);
          gimp_canvas_item_set_highlight (item, TRUE);
        }

      if (color_tool->moving_sample_point)
        {
          if (color_tool->sample_point_x != SAMPLE_POINT_POSITION_INVALID &&
              color_tool->sample_point_y != SAMPLE_POINT_POSITION_INVALID)
            {
              gimp_draw_tool_add_crosshair (draw_tool,
                                            color_tool->sample_point_x,
                                            color_tool->sample_point_y);
            }
        }
      else if (color_tool->options->sample_average &&
               gimp_tool_control_is_active (GIMP_TOOL (draw_tool)->control))
        {
          gdouble radius = color_tool->options->average_radius;

          gimp_draw_tool_add_rectangle (draw_tool,
                                        FALSE,
                                        color_tool->center_x - radius,
                                        color_tool->center_y - radius,
                                        2 * radius + 1,
                                        2 * radius + 1);
        }
    }
}
开发者ID:SHIVAPRASAD96，项目名称:gimp，代码行数:48，代码来源:gimpcolortool.c



注：本文中的GIMP_COLOR_TOOL函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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