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added construct-only properties to control the number of grid rows and 

2007-11-09  Sven Neumann  <sven@gimp.org>

	* app/widgets/gimpcurveview.[ch]: added construct-only 
properties
	to control the number of grid rows and columns. Increased the
	default values to 8.


svn path=/trunk/; revision=24099
This commit is contained in:
Sven Neumann 2007-11-09 13:45:01 +00:00 committed by Sven Neumann
parent e8ddb43cdb
commit fdbf34cc8c
3 changed files with 96 additions and 13 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
2007-11-09 Sven Neumann <sven@gimp.org>
* app/widgets/gimpcurveview.[ch]: added construct-only properties
to control the number of grid rows and columns. Increased the
default values to 8.
2007-11-09 Michael Natterer <mitch@gimp.org>
* libgimpwidgets/gimphelpui.[ch]: use the new tooltip API instead

100
app/widgets/gimpcurveview.c
View File

@ -33,8 +33,24 @@
#include "gimpcurveview.h"
enum
{
PROP_0,
PROP_GRID_ROWS,
PROP_GRID_COLUMNS
};
static void gimp_curve_view_finalize (GObject *object);
static void gimp_curve_view_dispose (GObject *object);
static void gimp_curve_view_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_curve_view_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static gboolean gimp_curve_view_expose (GtkWidget *widget,
GdkEventExpose *event);
@ -65,6 +81,8 @@ gimp_curve_view_class_init (GimpCurveViewClass *klass)
object_class->finalize = gimp_curve_view_finalize;
object_class->dispose = gimp_curve_view_dispose;
object_class->set_property = gimp_curve_view_set_property;
object_class->get_property = gimp_curve_view_get_property;
widget_class->expose_event = gimp_curve_view_expose;
widget_class->button_press_event = gimp_curve_view_button_press;
@ -74,6 +92,17 @@ gimp_curve_view_class_init (GimpCurveViewClass *klass)
widget_class->key_press_event = gimp_curve_view_key_press;
hist_class->light_histogram = TRUE;
g_object_class_install_property (object_class, PROP_GRID_ROWS,
g_param_spec_int ("grid-rows", NULL, NULL,
0, 100, 8,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_GRID_COLUMNS,
g_param_spec_int ("grid-columns", NULL, NULL,
0, 100, 8,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
@ -127,6 +156,50 @@ gimp_curve_view_dispose (GObject *object)
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gimp_curve_view_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpCurveView *view = GIMP_CURVE_VIEW (object);
switch (property_id)
{
case PROP_GRID_ROWS:
view->grid_rows = g_value_get_int (value);
break;
case PROP_GRID_COLUMNS:
view->grid_columns = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_curve_view_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpCurveView *view = GIMP_CURVE_VIEW (object);
switch (property_id)
{
case PROP_GRID_ROWS:
g_value_set_int (value, view->grid_rows);
break;
case PROP_GRID_COLUMNS:
g_value_set_int (value, view->grid_columns);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static gboolean
gimp_curve_view_expose (GtkWidget *widget,
GdkEventExpose *event)
@ -145,6 +218,7 @@ gimp_curve_view_expose (GtkWidget *widget,
return FALSE;
border = GIMP_HISTOGRAM_VIEW (view)->border_width;
width = widget->allocation.width - 2 * border;
height = widget->allocation.height - 2 * border;
@ -159,21 +233,21 @@ gimp_curve_view_expose (GtkWidget *widget,
gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
/* Draw the grid lines */
for (i = 1; i < 4; i++)
for (i = 1; i < view->grid_rows; i++)
{
cairo_move_to (cr,
border,
border + i * (height / 4));
cairo_line_to (cr,
border + width - 1,
border + i * (height / 4));
gint y = i * (height / view->grid_rows);
cairo_move_to (cr,
border + i * (width / 4),
border);
cairo_line_to (cr,
border + i * (width / 4),
border + height - 1);
cairo_move_to (cr, border, border + y);
cairo_line_to (cr, border + width - 1, border + y);
}
for (i = 1; i < view->grid_columns; i++)
{
gint x = i * (width / view->grid_columns);
cairo_move_to (cr, border + x, border);
cairo_line_to (cr, border + x, border + height - 1);
}
cairo_stroke (cr);

3
app/widgets/gimpcurveview.h
View File

@ -39,6 +39,9 @@ struct _GimpCurveView
GimpCurve *curve;
gint grid_rows;
gint grid_columns;
gint selected;
gint last;
gint leftmost;