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[AppIcon] Improve shell_draw_box_pointer()

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Add a new enum type for the pointer direction, rather than abusing
ClutterGravity, and implement the missing directions.

https://bugzilla.gnome.org/show_bug.cgi?id=597498
This commit is contained in:
Dan Winship 2009-10-04 11:37:11 -04:00
parent 45dd342cc0
commit ff4ac0d02e
3 changed files with 40 additions and 19 deletions
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2
js/ui/appIcon.js
View File

@ -322,7 +322,7 @@ AppIconMenu.prototype = {
this._arrow = new Shell.DrawingArea();
this._arrow.connect('redraw', Lang.bind(this, function (area, texture) {
Shell.draw_box_pointer(texture,
this._type == MenuType.ON_RIGHT ? Clutter.Gravity.WEST : Clutter.Gravity.NORTH,
this._type == MenuType.ON_RIGHT ? Shell.PointerDirection.LEFT : Shell.PointerDirection.UP,
source.highlight_border_color,
APPICON_MENU_BACKGROUND_COLOR);
}));

42
src/shell-drawing.c
View File

@ -147,17 +147,14 @@ shell_draw_clock (ClutterCairoTexture *texture,
}
void
shell_draw_box_pointer (ClutterCairoTexture *texture,
ClutterGravity pointing_towards,
ClutterColor *border_color,
ClutterColor *background_color)
shell_draw_box_pointer (ClutterCairoTexture *texture,
ShellPointerDirection direction,
ClutterColor *border_color,
ClutterColor *background_color)
{
guint width, height;
cairo_t *cr;
g_return_if_fail (pointing_towards == CLUTTER_GRAVITY_NORTH ||
pointing_towards == CLUTTER_GRAVITY_WEST);
clutter_cairo_texture_get_surface_size (texture, &width, &height);
clutter_cairo_texture_clear (texture);
@ -167,17 +164,34 @@ shell_draw_box_pointer (ClutterCairoTexture *texture,
clutter_cairo_set_source_color (cr, border_color);
if (pointing_towards == CLUTTER_GRAVITY_WEST)
{
cairo_move_to (cr, width, 0);
cairo_line_to (cr, 0, floor (height * 0.5));
cairo_line_to (cr, width, height);
}
else /* CLUTTER_GRAVITY_NORTH */
switch (direction)
{
case SHELL_POINTER_UP:
cairo_move_to (cr, 0, height);
cairo_line_to (cr, floor (width * 0.5), 0);
cairo_line_to (cr, width, height);
break;
case SHELL_POINTER_DOWN:
cairo_move_to (cr, width, 0);
cairo_line_to (cr, floor (width * 0.5), height);
cairo_line_to (cr, 0, 0);
break;
case SHELL_POINTER_LEFT:
cairo_move_to (cr, width, height);
cairo_line_to (cr, 0, floor (height * 0.5));
cairo_line_to (cr, width, 0);
break;
case SHELL_POINTER_RIGHT:
cairo_move_to (cr, 0, 0);
cairo_line_to (cr, width, floor (height * 0.5));
cairo_line_to (cr, 0, height);
break;
default:
g_assert_not_reached();
}
cairo_stroke_preserve (cr);

15
src/shell-drawing.h
View File

@ -13,10 +13,17 @@ ClutterCairoTexture *shell_create_vertical_gradient (ClutterColor *top,
ClutterCairoTexture *shell_create_horizontal_gradient (ClutterColor *left,
ClutterColor *right);
void shell_draw_box_pointer (ClutterCairoTexture *texture,
ClutterGravity pointing_towards,
ClutterColor *border_color,
ClutterColor *background_color);
typedef enum {
SHELL_POINTER_UP,
SHELL_POINTER_DOWN,
SHELL_POINTER_LEFT,
SHELL_POINTER_RIGHT
} ShellPointerDirection;
void shell_draw_box_pointer (ClutterCairoTexture *texture,
ShellPointerDirection direction,
ClutterColor *border_color,
ClutterColor *background_color);
void shell_draw_clock (ClutterCairoTexture *texture,
int hour,