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fixed positioning of the navigation marker and handling of motion events. 

2004-09-10  Sven Neumann  <sven@gimp.org>

	* libgimpwidgets/gimppreview.c: fixed positioning of the
	navigation marker and handling of motion events.
This commit is contained in:
Sven Neumann 2004-09-10 09:02:19 +00:00 committed by Sven Neumann
parent e9d5536720
commit 6a824465f5
2 changed files with 20 additions and 6 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2004-09-10 Sven Neumann <sven@gimp.org>
* libgimpwidgets/gimppreview.c: fixed positioning of the
navigation marker and handling of motion events.
2004-09-10 Sven Neumann <sven@gimp.org>
* libgimpwidgets/gimppreview.c

21
libgimpwidgets/gimppreview.c
View File

@ -764,8 +764,15 @@ gimp_preview_nav_popup_event (GtkWidget *widget,
y = (motion_event->y *
(vadj->upper - vadj->lower) / widget->allocation.height);
gtk_adjustment_set_value (hadj, x + hadj->lower - hadj->page_size / 2);
gtk_adjustment_set_value (vadj, y + vadj->lower - vadj->page_size / 2);
x += hadj->lower - hadj->page_size / 2;
y += vadj->lower - vadj->page_size / 2;
gtk_adjustment_set_value (hadj, CLAMP (x,
hadj->lower,
hadj->upper - hadj->page_size));
gtk_adjustment_set_value (vadj, CLAMP (y,
vadj->lower,
vadj->upper - vadj->page_size));
gtk_widget_queue_draw (widget);
}
@ -796,10 +803,12 @@ gimp_preview_nav_popup_expose (GtkWidget *widget,
gdk_draw_rectangle (widget->window, preview->nav_gc,
FALSE,
x * (gdouble) widget->allocation.width,
y * (gdouble) widget->allocation.height,
MAX (1, ceil (w * widget->allocation.width)),
MAX (1, ceil (h * widget->allocation.height)));
x * (gdouble) widget->allocation.width + PEN_WIDTH / 2,
y * (gdouble) widget->allocation.height + PEN_WIDTH / 2,
MAX (1,
ceil (w * widget->allocation.width) - PEN_WIDTH),
MAX (1,
ceil (h * widget->allocation.height) - PEN_WIDTH));
return FALSE;
}