Bug 770689 - Custom transparency controller for dark...

...outside area of Crop Tool -> Highlight option

Add "highlight-opacity" property and turn the controlling GUI into an
expanding toggle that reveals an opacity slider.
This commit is contained in:
Massimo Valentini
2017-12-13 16:01:48 +01:00
committed by Michael Natterer
parent 7ac7b9519f
commit 423ce6fca3
11 changed files with 156 additions and 21 deletions

View File

@ -83,7 +83,7 @@ static const GimpRGB vectors_active_fg = { 1.0, 0.0, 0.0, 0.8 };
static const GimpRGB outline_bg = { 1.0, 1.0, 1.0, 0.6 };
static const GimpRGB outline_fg = { 0.0, 0.0, 0.0, 0.8 };
static const GimpRGB passe_partout = { 0.0, 0.0, 0.0, 0.5 };
static const GimpRGB passe_partout = { 0.0, 0.0, 0.0, 1.0 };
static const GimpRGB tool_bg = { 0.0, 0.0, 0.0, 0.4 };
static const GimpRGB tool_fg = { 1.0, 1.0, 1.0, 0.8 };

View File

@ -31,13 +31,41 @@
#include "gimpdisplayshell-scale.h"
enum
{
PROP_0,
PROP_OPACITY,
};
typedef struct _GimpCanvasPassePartoutPrivate GimpCanvasPassePartoutPrivate;
struct _GimpCanvasPassePartoutPrivate
{
gdouble opacity;
};
#define GET_PRIVATE(item) \
G_TYPE_INSTANCE_GET_PRIVATE (item, \
GIMP_TYPE_CANVAS_PASSE_PARTOUT, \
GimpCanvasPassePartoutPrivate)
/* local function prototypes */
static void gimp_canvas_passe_partout_draw (GimpCanvasItem *item,
cairo_t *cr);
static cairo_region_t * gimp_canvas_passe_partout_get_extents (GimpCanvasItem *item);
static void gimp_canvas_passe_partout_fill (GimpCanvasItem *item,
cairo_t *cr);
static void gimp_canvas_passe_partout_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_canvas_passe_partout_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_canvas_passe_partout_draw (GimpCanvasItem *item,
cairo_t *cr);
static cairo_region_t * gimp_canvas_passe_partout_get_extents (GimpCanvasItem *item);
static void gimp_canvas_passe_partout_fill (GimpCanvasItem *item,
cairo_t *cr);
G_DEFINE_TYPE (GimpCanvasPassePartout, gimp_canvas_passe_partout,
@ -49,11 +77,23 @@ G_DEFINE_TYPE (GimpCanvasPassePartout, gimp_canvas_passe_partout,
static void
gimp_canvas_passe_partout_class_init (GimpCanvasPassePartoutClass *klass)
{
GimpCanvasItemClass *item_class = GIMP_CANVAS_ITEM_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpCanvasItemClass *item_class = GIMP_CANVAS_ITEM_CLASS (klass);
item_class->draw = gimp_canvas_passe_partout_draw;
item_class->get_extents = gimp_canvas_passe_partout_get_extents;
item_class->fill = gimp_canvas_passe_partout_fill;
object_class->set_property = gimp_canvas_passe_partout_set_property;
object_class->get_property = gimp_canvas_passe_partout_get_property;
item_class->draw = gimp_canvas_passe_partout_draw;
item_class->get_extents = gimp_canvas_passe_partout_get_extents;
item_class->fill = gimp_canvas_passe_partout_fill;
g_object_class_install_property (object_class, PROP_OPACITY,
g_param_spec_double ("opacity", NULL, NULL,
0.0,
1.0, 0.5,
GIMP_PARAM_READWRITE));
g_type_class_add_private (klass, sizeof (GimpCanvasPassePartoutPrivate));
}
static void
@ -61,6 +101,46 @@ gimp_canvas_passe_partout_init (GimpCanvasPassePartout *passe_partout)
{
}
static void
gimp_canvas_passe_partout_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpCanvasPassePartoutPrivate *priv = GET_PRIVATE (object);
switch (property_id)
{
case PROP_OPACITY:
priv->opacity = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_canvas_passe_partout_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpCanvasPassePartoutPrivate *priv = GET_PRIVATE (object);
switch (property_id)
{
case PROP_OPACITY:
g_value_set_double (value, priv->opacity);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_canvas_passe_partout_draw (GimpCanvasItem *item,
cairo_t *cr)
@ -101,11 +181,13 @@ static void
gimp_canvas_passe_partout_fill (GimpCanvasItem *item,
cairo_t *cr)
{
GimpCanvasPassePartoutPrivate *priv = GET_PRIVATE (item);
cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip (cr);
gimp_canvas_set_passe_partout_style (gimp_canvas_item_get_canvas (item), cr);
cairo_paint (cr);
cairo_paint_with_alpha (cr, priv->opacity);
}
GimpCanvasItem *

View File

@ -1881,6 +1881,7 @@ gimp_display_shell_resume (GimpDisplayShell *shell)
* gimp_display_shell_set_highlight:
* @shell: a #GimpDisplayShell
* @highlight: a rectangle in image coordinates that should be brought out
* @opacity: how much to hide the unselected area
*
* This function sets an area of the image that should be
* accentuated. The actual implementation is to dim all pixels outside
@ -1888,7 +1889,8 @@ gimp_display_shell_resume (GimpDisplayShell *shell)
**/
void
gimp_display_shell_set_highlight (GimpDisplayShell *shell,
const GdkRectangle *highlight)
const GdkRectangle *highlight,
gdouble opacity)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
@ -1901,6 +1903,7 @@ gimp_display_shell_set_highlight (GimpDisplayShell *shell,
highlight->y,
highlight->width,
highlight->height);
g_object_set (shell->passe_partout, "opacity", opacity, NULL);
gimp_canvas_item_set_visible (shell->passe_partout, TRUE);

View File

@ -294,7 +294,8 @@ void gimp_display_shell_pause (GimpDisplayShell *shell);
void gimp_display_shell_resume (GimpDisplayShell *shell);
void gimp_display_shell_set_highlight (GimpDisplayShell *shell,
const GdkRectangle *highlight);
const GdkRectangle *highlight,
double opacity);
void gimp_display_shell_set_mask (GimpDisplayShell *shell,
GeglBuffer *mask,
gint offset_x,

View File

@ -82,6 +82,7 @@ enum
PROP_STATUS_TITLE,
PROP_HIGHLIGHT,
PROP_HIGHLIGHT_OPACITY,
PROP_GUIDE,
PROP_X,
PROP_Y,
@ -239,6 +240,7 @@ struct _GimpToolRectanglePrivate
/* The following values are externally synced with GimpRectangleOptions */
gboolean highlight;
gdouble highlight_opacity;
GimpGuidesType guide;
gdouble x;
@ -561,6 +563,13 @@ gimp_tool_rectangle_class_init (GimpToolRectangleClass *klass)
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_HIGHLIGHT_OPACITY,
g_param_spec_double ("highlight-opacity",
NULL, NULL,
0.0, 1.0, 0.5,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_GUIDE,
g_param_spec_enum ("guide",
NULL, NULL,
@ -869,6 +878,9 @@ gimp_tool_rectangle_set_property (GObject *object,
case PROP_HIGHLIGHT:
private->highlight = g_value_get_boolean (value);
break;
case PROP_HIGHLIGHT_OPACITY:
private->highlight_opacity = g_value_get_double (value);
break;
case PROP_GUIDE:
private->guide = g_value_get_enum (value);
break;
@ -975,6 +987,9 @@ gimp_tool_rectangle_get_property (GObject *object,
case PROP_HIGHLIGHT:
g_value_set_boolean (value, private->highlight);
break;
case PROP_HIGHLIGHT_OPACITY:
g_value_set_double (value, private->highlight_opacity);
break;
case PROP_GUIDE:
g_value_set_enum (value, private->guide);
break;
@ -1367,11 +1382,11 @@ gimp_tool_rectangle_changed (GimpToolWidget *widget)
rect.width = x2 - x1;
rect.height = y2 - y1;
gimp_display_shell_set_highlight (shell, &rect);
gimp_display_shell_set_highlight (shell, &rect, private->highlight_opacity);
}
else
{
gimp_display_shell_set_highlight (shell, NULL);
gimp_display_shell_set_highlight (shell, NULL, 0.0);
}
}

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@ -80,6 +80,14 @@ gimp_crop_options_class_init (GimpCropOptionsClass *klass)
TRUE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_DOUBLE (object_class,
GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT_OPACITY,
"highlight-opacity",
_("Highlight opacity"),
_("How much to dim everything outside selection"),
0.0, 1.0, 0.5,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_LAYER_ONLY,
"layer-only",
_("Current layer only"),

View File

@ -335,6 +335,7 @@ gimp_crop_tool_start (GimpCropTool *crop_tool,
static const gchar *properties[] =
{
"highlight",
"highlight-opacity",
"guide",
"x",
"y",
@ -474,7 +475,7 @@ gimp_crop_tool_halt (GimpCropTool *crop_tool)
{
GimpDisplayShell *shell = gimp_display_get_shell (tool->display);
gimp_display_shell_set_highlight (shell, NULL);
gimp_display_shell_set_highlight (shell, NULL, 0.0);
gimp_rectangle_options_disconnect (GIMP_RECTANGLE_OPTIONS (options),
G_CALLBACK (gimp_crop_tool_auto_shrink),

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@ -491,6 +491,9 @@ gimp_rectangle_options_set_property (GObject *object,
case GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT:
private->highlight = g_value_get_boolean (value);
break;
case GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT_OPACITY:
private->highlight_opacity = g_value_get_double (value);
break;
case GIMP_RECTANGLE_OPTIONS_PROP_GUIDE:
private->guide = g_value_get_enum (value);
break;
@ -595,6 +598,9 @@ gimp_rectangle_options_get_property (GObject *object,
case GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT:
g_value_set_boolean (value, private->highlight);
break;
case GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT_OPACITY:
g_value_set_double (value, private->highlight_opacity);
break;
case GIMP_RECTANGLE_OPTIONS_PROP_GUIDE:
g_value_set_enum (value, private->guide);
break;
@ -1036,10 +1042,18 @@ gimp_rectangle_options_gui (GimpToolOptions *tool_options)
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
/* Highlight */
button = gimp_prop_check_button_new (config, "highlight", NULL);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
/* the Highlight frame */
{
GtkWidget *scale;
scale = gimp_prop_spin_scale_new (config, "highlight-opacity", NULL,
0.01, 0.1, 2);
frame = gimp_prop_expanding_frame_new (config, "highlight", NULL,
scale, NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
}
/* Guide */
combo = gimp_prop_enum_combo_box_new (config, "guide",

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@ -26,6 +26,7 @@ typedef enum
GIMP_RECTANGLE_OPTIONS_PROP_AUTO_SHRINK,
GIMP_RECTANGLE_OPTIONS_PROP_SHRINK_MERGED,
GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT,
GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT_OPACITY,
GIMP_RECTANGLE_OPTIONS_PROP_GUIDE,
GIMP_RECTANGLE_OPTIONS_PROP_X,
@ -80,6 +81,7 @@ struct _GimpRectangleOptionsPrivate
gboolean shrink_merged;
gboolean highlight;
gdouble highlight_opacity;
GimpGuidesType guide;
gdouble x;

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@ -80,6 +80,14 @@ gimp_rectangle_select_options_class_init (GimpRectangleSelectOptionsClass *klass
FALSE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_DOUBLE (object_class,
GIMP_RECTANGLE_OPTIONS_PROP_HIGHLIGHT_OPACITY,
"highlight-opacity",
_("Highlight opacity"),
_("How much to dim everything outside selection"),
0.0, 1.0, 0.5,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_ROUND_CORNERS,
"round-corners",
_("Rounded corners"),

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@ -688,6 +688,7 @@ gimp_rectangle_select_tool_start (GimpRectangleSelectTool *rect_tool,
static const gchar *properties[] =
{
"highlight",
"highlight-opacity",
"guide",
"round-corners",
"corner-radius",
@ -878,7 +879,7 @@ gimp_rectangle_select_tool_halt (GimpRectangleSelectTool *rect_tool)
{
GimpDisplayShell *shell = gimp_display_get_shell (tool->display);
gimp_display_shell_set_highlight (shell, NULL);
gimp_display_shell_set_highlight (shell, NULL, 0.0);
gimp_rectangle_options_disconnect (GIMP_RECTANGLE_OPTIONS (options),
G_CALLBACK (gimp_rectangle_select_tool_auto_shrink),