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Render the keyboard to a subsurface of the widget

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This commit is contained in:
David Boddie
2019-07-24 13:10:33 +00:00
parent 2e22bb5431
commit ea15f69e73
1 changed files with 10 additions and 14 deletions
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24
eek/eek-renderer.c
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@ -147,8 +147,8 @@ create_keyboard_surface_section_callback (EekElement *element,
cairo_restore (data->cr);
}
static cairo_surface_t *
create_keyboard_surface (EekRenderer *renderer)
void
render_keyboard_surface (EekRenderer *renderer)
{
EekRendererPrivate *priv = eek_renderer_get_instance_private (renderer);
EekBounds bounds;
@ -165,14 +165,7 @@ create_keyboard_surface (EekRenderer *renderer)
eek_element_get_bounds (EEK_ELEMENT(priv->keyboard), &bounds);
/* Create a surface that encompasses the dimensions of the keyboard as well
as the margin around the edge. */
keyboard_surface = cairo_image_surface_create (
CAIRO_FORMAT_ARGB32,
ceil(((bounds.x * 2) + bounds.width) * priv->scale),
ceil(((bounds.y * 2) + bounds.height) * priv->scale));
data.cr = cairo_create (keyboard_surface);
data.cr = cairo_create (priv->keyboard_surface);
data.renderer = renderer;
cairo_translate (data.cr, bounds.x * priv->scale, bounds.y * priv->scale);
@ -196,8 +189,6 @@ create_keyboard_surface (EekRenderer *renderer)
create_keyboard_surface_section_callback,
&data);
cairo_destroy (data.cr);
return keyboard_surface;
}
static void
@ -706,8 +697,13 @@ eek_renderer_real_render_keyboard (EekRenderer *self,
g_return_if_fail (priv->allocation_width > 0.0);
g_return_if_fail (priv->allocation_height > 0.0);
if (!priv->keyboard_surface)
priv->keyboard_surface = create_keyboard_surface (self);
if (!priv->keyboard_surface) {
priv->keyboard_surface = cairo_surface_create_for_rectangle (
cairo_get_target (cr), 0, 0,
priv->allocation_width, priv->allocation_height);
}
render_keyboard_surface (self);
cairo_set_source_surface (cr, priv->keyboard_surface, 0.0, 0.0);
source = cairo_get_source (cr);