static GdkPixbuf*
gwy_layer_basic_paint(GwyPixmapLayer *layer)
{
GwyLayerBasic *basic_layer;
GwyDataField *data_field;
GwyLayerBasicRangeType range_type;
GwyContainer *data;
gdouble min, max;
basic_layer = GWY_LAYER_BASIC(layer);
data = GWY_DATA_VIEW_LAYER(layer)->data;
data_field = GWY_DATA_FIELD(layer->data_field);
if (basic_layer->show_field)
data_field = GWY_DATA_FIELD(basic_layer->show_field);
g_return_val_if_fail(data && data_field, NULL);
/* Special-case full range, as gwy_pixbuf_draw_data_field() is simplier,
* it doesn't have to deal with outliers */
range_type = gwy_layer_basic_get_range_type(basic_layer);
gwy_pixmap_layer_make_pixbuf(layer, FALSE);
if (range_type == GWY_LAYER_BASIC_RANGE_FULL)
gwy_pixbuf_draw_data_field(layer->pixbuf, data_field,
basic_layer->gradient);
else if (range_type == GWY_LAYER_BASIC_RANGE_ADAPT)
gwy_pixbuf_draw_data_field_adaptive(layer->pixbuf, data_field,
basic_layer->gradient);
else {
if (basic_layer->show_field) {
/* Ignore fixed range in for presentations. */
if (range_type == GWY_LAYER_BASIC_RANGE_FIXED)
gwy_pixbuf_draw_data_field(layer->pixbuf, data_field,
basic_layer->gradient);
else {
gwy_data_field_get_autorange(data_field, &min, &max);
gwy_pixbuf_draw_data_field_with_range(layer->pixbuf, data_field,
basic_layer->gradient,
min, max);
}
}
else {
gwy_layer_basic_get_range(basic_layer, &min, &max);
gwy_pixbuf_draw_data_field_with_range(layer->pixbuf, data_field,
basic_layer->gradient,
min, max);
}
}
return layer->pixbuf;
}
static GdkPixbuf*
gwy_layer_basic_paint(GwyPixmapLayer *layer)
{
GwyDataField *data_field;
GwyLayerBasic *basic_layer;
GwyContainer *data;
gdouble min = 0.0, max = 0.0;
gboolean fixedmin, fixedmax;
gboolean fixedrange = FALSE;
gwy_debug(" ");
g_return_val_if_fail(GWY_IS_LAYER_BASIC(layer), NULL);
basic_layer = GWY_LAYER_BASIC(layer);
data = GWY_DATA_VIEW_LAYER(layer)->data;
/* TODO Container */
if (!gwy_container_gis_object_by_name(data, "/0/show",
(GObject**)&data_field)) {
data_field
= GWY_DATA_FIELD(gwy_container_get_object_by_name(data, "/0/data"));
fixedrange = TRUE;
}
g_return_val_if_fail(GWY_IS_DATA_FIELD(data_field), layer->pixbuf);
if (fixedrange) {
fixedmin = gwy_container_gis_double_by_name(data, "/0/base/min", &min);
fixedmax = gwy_container_gis_double_by_name(data, "/0/base/max", &max);
if (fixedmin || fixedmax) {
if (!fixedmin)
min = gwy_data_field_get_min(data_field);
if (!fixedmax)
max = gwy_data_field_get_max(data_field);
}
else
fixedrange = FALSE;
}
/* XXX */
/*if (GWY_LAYER_BASIC(layer)->changed)*/ {
if (fixedrange)
gwy_pixbuf_draw_data_field_with_range(layer->pixbuf, data_field,
basic_layer->gradient,
min, max);
else
gwy_pixbuf_draw_data_field(layer->pixbuf, data_field,
basic_layer->gradient);
basic_layer->changed = FALSE;
}
return layer->pixbuf;
}
static void
immerse_update_detail_pixbuf(ImmerseControls *controls)
{
GwyContainer *data;
GwyDataField *dfield;
GwyGradient *gradient;
GdkPixbuf *pixbuf;
const guchar *name;
gchar *key;
GQuark quark;
gint w, h, xres, yres;
GWY_OBJECT_UNREF(controls->detail);
data = gwy_app_data_browser_get(controls->args->detail.datano);
if (!data)
return;
quark = gwy_app_get_data_key_for_id(controls->args->detail.id);
dfield = gwy_container_get_object(data, quark);
gwy_data_view_coords_real_to_xy(GWY_DATA_VIEW(controls->view),
gwy_data_field_get_xreal(dfield),
gwy_data_field_get_yreal(dfield),
&w, &h);
gwy_debug("%dx%d", w, h);
w = MAX(w, 2);
h = MAX(h, 2);
key = g_strdup_printf("/%d/base/palette", controls->args->image.id);
name = NULL;
data = gwy_app_data_browser_get(controls->args->image.datano);
gwy_container_gis_string_by_name(data, key, &name);
g_free(key);
gradient = gwy_gradients_get_gradient(name);
/* Handle real-square properly by using an intermediate
* pixel-square pixbuf with sufficient resolution */
xres = gwy_data_field_get_xres(dfield);
yres = gwy_data_field_get_yres(dfield);
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, xres, yres);
gwy_pixbuf_draw_data_field(pixbuf, dfield, gradient);
controls->detail = gdk_pixbuf_scale_simple(pixbuf, w, h, GDK_INTERP_TILES);
g_object_unref(pixbuf);
}
