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draw the center grid lines slightly stronger than the other grid lines. 

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

	* app/widgets/gimpcurveview.c (gimp_curve_view_expose): draw the
	center grid lines slightly stronger than the other grid lines.


svn path=/trunk/; revision=24102
This commit is contained in:
Sven Neumann 2007-11-09 14:49:34 +00:00 committed by Sven Neumann
parent ad6be0c138
commit 2954518846
2 changed files with 65 additions and 22 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2007-11-09 Sven Neumann <sven@gimp.org>
* app/widgets/gimpcurveview.c (gimp_curve_view_expose): draw the
center grid lines slightly stronger than the other grid lines.
2007-11-09 Sven Neumann <sven@gimp.org>
* app/widgets/gimpcurveview.c (gimp_curve_view_expose): draw the

82
app/widgets/gimpcurveview.c
View File

@ -200,6 +200,63 @@ gimp_curve_view_get_property (GObject *object,
}
}
static void
gimp_curve_view_draw_grid (GimpCurveView *view,
GtkStyle *style,
cairo_t *cr,
gint width,
gint height,
gint border)
{
gint i;
gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
for (i = 1; i < view->grid_rows; i++)
{
gint y = i * (height / view->grid_rows);
if ((view->grid_rows % 2) == 0 && (i == view->grid_rows / 2))
continue;
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);
if ((view->grid_columns % 2) == 0 && (i == view->grid_columns / 2))
continue;
cairo_move_to (cr, border + x, border);
cairo_line_to (cr, border + x, border + height - 1);
}
cairo_set_line_width (cr, 0.6);
cairo_stroke (cr);
if ((view->grid_rows % 2) == 0)
{
gint y = height / 2;
cairo_move_to (cr, border, border + y);
cairo_line_to (cr, border + width - 1, border + y);
}
if ((view->grid_columns % 2) == 0)
{
gint x = width / 2;
cairo_move_to (cr, border + x, border);
cairo_line_to (cr, border + x, border + height - 1);
}
cairo_set_line_width (cr, 1.0);
cairo_stroke (cr);
}
static gboolean
gimp_curve_view_expose (GtkWidget *widget,
GdkEventExpose *event)
@ -208,7 +265,8 @@ gimp_curve_view_expose (GtkWidget *widget,
GtkStyle *style = widget->style;
cairo_t *cr;
gint border;
gint width, height;
gint width;
gint height;
gint x, y;
gint i;
@ -228,29 +286,9 @@ gimp_curve_view_expose (GtkWidget *widget,
cairo_clip (cr);
cairo_translate (cr, 0.5, 0.5);
cairo_set_line_width (cr, 1);
gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
/* Draw the grid lines */
for (i = 1; i < view->grid_rows; i++)
{
gint y = i * (height / view->grid_rows);
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);
gimp_curve_view_draw_grid (view, style, cr, width, height, border);
/* Draw the curve */
gdk_cairo_set_source_color (cr, &style->text[GTK_STATE_NORMAL]);