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textview: clip to text window when drawing

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When drawing the GtkTextView text, we need to clip to the visible area
so that we do not risk drawing under the border windows.
This commit is contained in:
Christian Hergert 2019-09-13 16:26:26 -07:00
parent 605284bc36
commit 7927f7a440
1 changed files with 8 additions and 0 deletions
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8
gtk/gtktextview.c
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@ -5403,6 +5403,12 @@ draw_text (GtkWidget *widget,
gtk_snapshot_translate (snapshot, &translate); gtk_snapshot_translate (snapshot, &translate);
} }
gtk_snapshot_push_clip (snapshot,
&GRAPHENE_RECT_INIT (0,
0,
SCREEN_WIDTH (widget),
SCREEN_HEIGHT (widget)));
context = gtk_widget_get_style_context (widget); context = gtk_widget_get_style_context (widget);
gtk_style_context_save_to_node (context, text_view->priv->text_window->css_node); gtk_style_context_save_to_node (context, text_view->priv->text_window->css_node);
gtk_snapshot_render_background (snapshot, context, gtk_snapshot_render_background (snapshot, context,
@ -5433,6 +5439,8 @@ draw_text (GtkWidget *widget,
gtk_snapshot_restore (snapshot); gtk_snapshot_restore (snapshot);
} }
gtk_snapshot_pop (snapshot);
if (translate.x || translate.y) if (translate.x || translate.y)
gtk_snapshot_restore (snapshot); gtk_snapshot_restore (snapshot);
} }