/*
* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
*
- * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
+ * Copyright (C) 2005, Alex Foobarian <foobarian@gmail.com>
+ * Copyright (C) 2003-2007, Evan Battaglia <gtoevan@gmx.net>
+ * Copyright (C) 2013, Rob Norris <rw_norris@hotmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <glib/gi18n.h>
+
#include "viking.h"
-#include "vikradiogroup.h"
-#include "vikfilelist.h"
#include <string.h>
+#include <stdlib.h>
+#include "viklayer_defaults.h"
/* functions common to all layers. */
/* TODO longone: rename interface free -> finalize */
extern VikLayerInterface vik_georef_layer_interface;
extern VikLayerInterface vik_gps_layer_interface;
extern VikLayerInterface vik_dem_layer_interface;
+#ifdef HAVE_LIBMAPNIK
+extern VikLayerInterface vik_mapnik_layer_interface;
+#endif
enum {
VL_UPDATE_SIGNAL,
static GObjectClass *parent_class;
-static void layer_class_init ( VikLayerClass *klass );
-static void layer_init ( VikLayer *vl );
-static void layer_finalize ( VikLayer *vl );
-static gboolean layer_properties_factory ( VikLayer *vl, VikViewport *vp );
-
+static void vik_layer_finalize ( VikLayer *vl );
+static gboolean vik_layer_properties_factory ( VikLayer *vl, VikViewport *vp );
+static gboolean layer_defaults_register ( VikLayerTypeEnum type );
-/* TODO longone: rename vik_layer_init -> set_type */
+G_DEFINE_TYPE (VikLayer, vik_layer, G_TYPE_OBJECT)
-GType vik_layer_get_type ()
-{
- static GType vl_type = 0;
-
- if (!vl_type)
- {
- static const GTypeInfo vl_info =
- {
- sizeof (VikLayerClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) layer_class_init, /* class init */
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (VikLayer),
- 0,
- (GInstanceInitFunc) layer_init /* instance init */
- };
- vl_type = g_type_register_static ( G_TYPE_OBJECT, "VikLayer", &vl_info, 0 );
- }
-
- return vl_type;
-}
-
-static void layer_class_init (VikLayerClass *klass)
+static void vik_layer_class_init (VikLayerClass *klass)
{
GObjectClass *object_class;
object_class = G_OBJECT_CLASS (klass);
- object_class->finalize = (GObjectFinalizeFunc) layer_finalize;
+ object_class->finalize = (GObjectFinalizeFunc) vik_layer_finalize;
parent_class = g_type_class_peek_parent (klass);
layer_signals[VL_UPDATE_SIGNAL] = g_signal_new ( "update", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, G_STRUCT_OFFSET (VikLayerClass, update), NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
+
+ // Register all parameter defaults, early in the start up sequence
+ VikLayerTypeEnum layer;
+ for ( layer = 0; layer < VIK_LAYER_NUM_TYPES; layer++ )
+ // ATM ignore the returned value
+ layer_defaults_register ( layer );
+}
+
+/**
+ * Invoke the actual drawing via signal method
+ */
+static gboolean idle_draw ( VikLayer *vl )
+{
+ g_signal_emit ( G_OBJECT(vl), layer_signals[VL_UPDATE_SIGNAL], 0 );
+ return FALSE; // Nothing else to do
}
+/**
+ * Draw specified layer
+ */
void vik_layer_emit_update ( VikLayer *vl )
{
- if ( vl->visible ) {
+ if ( vl->visible && vl->realized ) {
+ GThread *thread = vik_window_get_thread ( VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vl)) );
+ if ( !thread )
+ // Do nothing
+ return;
+
vik_window_set_redraw_trigger(vl);
- g_signal_emit ( G_OBJECT(vl), layer_signals[VL_UPDATE_SIGNAL], 0 );
+
+ // Only ever draw when there is time to do so
+ if ( g_thread_self() != thread )
+ // Drawing requested from another (background) thread, so handle via the gdk thread method
+ gdk_threads_add_idle ( (GSourceFunc) idle_draw, vl );
+ else
+ g_idle_add ( (GSourceFunc) idle_draw, vl );
}
}
-/* should only be done by VikLayersPanel -- need to redraw and record trigger
- * when we make a layer invisible.
+/**
+ * should only be done by VikLayersPanel (hence never used from the background)
+ * need to redraw and record trigger when we make a layer invisible.
*/
void vik_layer_emit_update_although_invisible ( VikLayer *vl )
{
vik_window_set_redraw_trigger(vl);
- g_signal_emit ( G_OBJECT(vl), layer_signals[VL_UPDATE_SIGNAL], 0 );
+ g_idle_add ( (GSourceFunc) idle_draw, vl );
}
/* doesn't set the trigger. should be done by aggregate layer when child emits update. */
void vik_layer_emit_update_secondary ( VikLayer *vl )
{
if ( vl->visible )
- g_signal_emit ( G_OBJECT(vl), layer_signals[VL_UPDATE_SIGNAL], 0 );
+ // TODO: this can used from the background - eg in acquire
+ // so will need to flow background update status through too
+ g_idle_add ( (GSourceFunc) idle_draw, vl );
}
static VikLayerInterface *vik_layer_interfaces[VIK_LAYER_NUM_TYPES] = {
&vik_gps_layer_interface,
&vik_maps_layer_interface,
&vik_dem_layer_interface,
+#ifdef HAVE_LIBMAPNIK
+ &vik_mapnik_layer_interface,
+#endif
};
-VikLayerInterface *vik_layer_get_interface ( gint type )
+VikLayerInterface *vik_layer_get_interface ( VikLayerTypeEnum type )
{
g_assert ( type < VIK_LAYER_NUM_TYPES );
return vik_layer_interfaces[type];
}
-static void layer_init ( VikLayer *vl )
+/**
+ * Store default values for this layer
+ *
+ * Returns whether any parameters where registered
+ */
+static gboolean layer_defaults_register ( VikLayerTypeEnum type )
+{
+ // See if any parameters
+ VikLayerParam *params = vik_layer_interfaces[type]->params;
+ if ( ! params )
+ return FALSE;
+
+ gboolean answer = FALSE; // Incase all parameters are 'not in properties'
+ guint16 params_count = vik_layer_interfaces[type]->params_count;
+ guint16 i;
+ // Process each parameter
+ for ( i = 0; i < params_count; i++ ) {
+ if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES ) {
+ if ( params[i].default_value ) {
+ VikLayerParamData paramd = params[i].default_value();
+ a_layer_defaults_register ( ¶ms[i], paramd, vik_layer_interfaces[type]->fixed_layer_name );
+ answer = TRUE;
+ }
+ }
+ }
+
+ return answer;
+}
+
+static void vik_layer_init ( VikLayer *vl )
{
vl->visible = TRUE;
vl->name = NULL;
vl->realized = FALSE;
}
-void vik_layer_init ( VikLayer *vl, gint type )
+void vik_layer_set_type ( VikLayer *vl, VikLayerTypeEnum type )
{
vl->type = type;
}
return l->name;
}
-VikLayer *vik_layer_create ( gint type, gpointer vp, GtkWindow *w, gboolean interactive )
+time_t vik_layer_get_timestamp ( VikLayer *vl )
+{
+ if ( vik_layer_interfaces[vl->type]->get_timestamp )
+ return vik_layer_interfaces[vl->type]->get_timestamp ( vl );
+ return 0;
+}
+
+VikLayer *vik_layer_create ( VikLayerTypeEnum type, VikViewport *vp, gboolean interactive )
{
VikLayer *new_layer = NULL;
g_assert ( type < VIK_LAYER_NUM_TYPES );
if ( interactive )
{
if ( vik_layer_properties ( new_layer, vp ) )
- vik_layer_rename ( VIK_LAYER(new_layer), vik_layer_interfaces[type]->name );
+ /* We translate the name here */
+ /* in order to avoid translating name set by user */
+ vik_layer_rename ( VIK_LAYER(new_layer), _(vik_layer_interfaces[type]->name) );
else
{
g_object_unref ( G_OBJECT(new_layer) ); /* cancel that */
}
/* returns TRUE if OK was pressed */
-gboolean vik_layer_properties ( VikLayer *layer, gpointer vp )
+gboolean vik_layer_properties ( VikLayer *layer, VikViewport *vp )
{
if ( vik_layer_interfaces[layer->type]->properties )
return vik_layer_interfaces[layer->type]->properties ( layer, vp );
- return layer_properties_factory ( layer, vp );
+ return vik_layer_properties_factory ( layer, vp );
}
-void vik_layer_draw ( VikLayer *l, gpointer data )
+void vik_layer_draw ( VikLayer *l, VikViewport *vp )
{
if ( l->visible )
if ( vik_layer_interfaces[l->type]->draw )
- vik_layer_interfaces[l->type]->draw ( l, data );
+ vik_layer_interfaces[l->type]->draw ( l, vp );
}
void vik_layer_change_coord_mode ( VikLayer *l, VikCoordMode mode )
}
typedef struct {
- gint layer_type;
+ VikLayerTypeEnum layer_type;
gint len;
guint8 data[0];
} header_t;
g_byte_array_append ( b, (guint8 *)&len, sizeof(len) ); \
g_byte_array_append ( b, (guint8 *)(obj), len );
+ // Store the internal properties first
+ vlm_append(&vl->visible, sizeof(vl->visible));
vlm_append(vl->name, strlen(vl->name));
+ // Now the actual parameters
if ( params && get_param )
{
VikLayerParamData d;
guint16 i, params_count = vik_layer_get_interface(vl->type)->params_count;
for ( i = 0; i < params_count; i++ )
{
- d = get_param(vl, i);
+ g_debug("%s: %s", __FUNCTION__, params[i].name);
+ d = get_param(vl, i, FALSE);
switch ( params[i].type )
{
- case VIK_LAYER_PARAM_STRING:
- vlm_append(d.s, strlen(d.s));
- break;
-
+ case VIK_LAYER_PARAM_STRING:
+ // Remember need braces as these are macro calls, not single statement functions!
+ if ( d.s ) {
+ vlm_append(d.s, strlen(d.s));
+ }
+ else {
+ // Need to insert empty string otherwise the unmarshall will get confused
+ vlm_append("", 0);
+ }
+ break;
/* print out the string list in the array */
case VIK_LAYER_PARAM_STRING_LIST: {
GList *list = d.sl;
#define vlm_read(obj) \
memcpy((obj), b+sizeof(gint), vlm_size); \
b += sizeof(gint) + vlm_size;
-
+
+ vlm_read(&vl->visible);
+
s = g_malloc(vlm_size + 1);
s[vlm_size]=0;
vlm_read(s);
-
vik_layer_rename(vl, s);
-
g_free(s);
if ( params && set_param )
guint16 i, params_count = vik_layer_get_interface(vl->type)->params_count;
for ( i = 0; i < params_count; i++ )
{
+ g_debug("%s: %s", __FUNCTION__, params[i].name);
switch ( params[i].type )
{
case VIK_LAYER_PARAM_STRING:
s[vlm_size]=0;
vlm_read(s);
d.s = s;
- set_param(vl, i, d, vvp);
+ set_param(vl, i, d, vvp, FALSE);
g_free(s);
break;
case VIK_LAYER_PARAM_STRING_LIST: {
list = g_list_append ( list, s );
}
d.sl = list;
- set_param ( vl, i, d, vvp );
+ set_param(vl, i, d, vvp, FALSE);
/* don't free -- string list is responsibility of the layer */
break;
}
default:
vlm_read(&d);
- set_param(vl, i, d, vvp);
+ set_param(vl, i, d, vvp, FALSE);
break;
}
}
}
}
-static void layer_finalize ( VikLayer *vl )
+static void vik_layer_finalize ( VikLayer *vl )
{
g_assert ( vl != NULL );
if ( vik_layer_interfaces[vl->type]->free )
return TRUE; /* if unknown, will always be visible */
}
+gboolean vik_layer_selected ( VikLayer *l, gint subtype, gpointer sublayer, gint type, gpointer vlp )
+{
+ if ( vik_layer_interfaces[l->type]->layer_selected )
+ return vik_layer_interfaces[l->type]->layer_selected ( l, subtype, sublayer, type, vlp );
+ /* Since no 'layer_selected' function explicitly turn off here */
+ return vik_window_clear_highlight ( (VikWindow *)VIK_GTK_WINDOW_FROM_LAYER(l) );
+}
+
void vik_layer_realize ( VikLayer *l, VikTreeview *vt, GtkTreeIter *layer_iter )
{
l->vt = vt;
vik_layer_interfaces[l->type]->add_menu_items ( l, menu, vlp );
}
-gboolean vik_layer_sublayer_add_menu_items ( VikLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter )
+gboolean vik_layer_sublayer_add_menu_items ( VikLayer *l, GtkMenu *menu, gpointer vlp, gint subtype, gpointer sublayer, GtkTreeIter *iter, VikViewport *vvp )
{
if ( vik_layer_interfaces[l->type]->sublayer_add_menu_items )
- return vik_layer_interfaces[l->type]->sublayer_add_menu_items ( l, menu, vlp, subtype, sublayer, iter );
+ return vik_layer_interfaces[l->type]->sublayer_add_menu_items ( l, menu, vlp, subtype, sublayer, iter, vvp );
return FALSE;
}
return NULL;
}
-GdkPixbuf *vik_layer_load_icon ( gint type )
+const gchar* vik_layer_sublayer_tooltip ( VikLayer *l, gint subtype, gpointer sublayer )
+{
+ if ( vik_layer_interfaces[l->type]->sublayer_tooltip )
+ return vik_layer_interfaces[l->type]->sublayer_tooltip ( l, subtype, sublayer );
+ return NULL;
+}
+
+const gchar* vik_layer_layer_tooltip ( VikLayer *l )
+{
+ if ( vik_layer_interfaces[l->type]->layer_tooltip )
+ return vik_layer_interfaces[l->type]->layer_tooltip ( l );
+ return NULL;
+}
+
+GdkPixbuf *vik_layer_load_icon ( VikLayerTypeEnum type )
{
g_assert ( type < VIK_LAYER_NUM_TYPES );
if ( vik_layer_interfaces[type]->icon )
return NULL;
}
-gboolean vik_layer_set_param ( VikLayer *layer, guint16 id, VikLayerParamData data, gpointer vp )
+gboolean vik_layer_set_param ( VikLayer *layer, guint16 id, VikLayerParamData data, gpointer vp, gboolean is_file_operation )
{
if ( vik_layer_interfaces[layer->type]->set_param )
- return vik_layer_interfaces[layer->type]->set_param ( layer, id, data, vp );
+ return vik_layer_interfaces[layer->type]->set_param ( layer, id, data, vp, is_file_operation );
return FALSE;
}
vik_layer_interfaces[layer->type]->post_read ( layer, vp, from_file );
}
-static GtkWidget *properties_widget_new_widget ( VikLayerParam *param, VikLayerParamData data )
-{
- GtkWidget *rv = NULL;
- switch ( param->widget_type )
- {
- case VIK_LAYER_WIDGET_COLOR:
- if ( param->type == VIK_LAYER_PARAM_COLOR )
- rv = gtk_color_button_new_with_color ( &(data.c) );
- break;
- case VIK_LAYER_WIDGET_CHECKBUTTON:
- if ( param->type == VIK_LAYER_PARAM_BOOLEAN )
- {
- //rv = gtk_check_button_new_with_label ( //param->title );
- rv = gtk_check_button_new ();
- if ( data.b )
- gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON(rv), TRUE );
- }
- break;
- case VIK_LAYER_WIDGET_COMBOBOX:
-#ifndef GTK_2_2
- if ( param->type == VIK_LAYER_PARAM_UINT && param->widget_data )
- {
- gchar **pstr = param->widget_data;
- rv = gtk_combo_box_new_text ();
- while ( *pstr )
- gtk_combo_box_append_text ( GTK_COMBO_BOX ( rv ), *(pstr++) );
- if ( param->extra_widget_data ) /* map of alternate uint values for options */
- {
- int i;
- for ( i = 0; ((const char **)param->widget_data)[i]; i++ )
- if ( ((guint *)param->extra_widget_data)[i] == data.u )
- {
- gtk_combo_box_set_active ( GTK_COMBO_BOX(rv), i );
- break;
- }
- }
- gtk_combo_box_set_active ( GTK_COMBO_BOX ( rv ), data.u );
- }
- break;
-#endif
- case VIK_LAYER_WIDGET_RADIOGROUP:
- /* widget_data and extra_widget_data are GList */
- if ( param->type == VIK_LAYER_PARAM_UINT && param->widget_data )
- {
- rv = vik_radio_group_new ( param->widget_data );
- if ( param->extra_widget_data ) /* map of alternate uint values for options */
- {
- int i;
- int nb_elem = g_list_length(param->widget_data);
- for ( i = 0; i < nb_elem; i++ )
- if ( (guint32)g_list_nth_data(param->extra_widget_data, i) == data.u )
- {
- vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), i );
- break;
- }
- }
- else if ( data.u ) /* zero is already default */
- vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), data.u );
- }
- break;
- case VIK_LAYER_WIDGET_RADIOGROUP_STATIC:
- if ( param->type == VIK_LAYER_PARAM_UINT && param->widget_data )
- {
- rv = vik_radio_group_new_static ( (const gchar **) param->widget_data );
- if ( param->extra_widget_data ) /* map of alternate uint values for options */
- {
- int i;
- for ( i = 0; ((const char **)param->widget_data)[i]; i++ )
- if ( ((guint *)param->extra_widget_data)[i] == data.u )
- {
- vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), i );
- break;
- }
- }
- else if ( data.u ) /* zero is already default */
- vik_radio_group_set_selected ( VIK_RADIO_GROUP(rv), data.u );
- }
- break;
- case VIK_LAYER_WIDGET_SPINBUTTON:
- if ( (param->type == VIK_LAYER_PARAM_DOUBLE || param->type == VIK_LAYER_PARAM_UINT
- || param->type == VIK_LAYER_PARAM_INT) && param->widget_data )
- {
- gdouble init_val = (param->type == VIK_LAYER_PARAM_DOUBLE) ? data.d : (param->type == VIK_LAYER_PARAM_UINT ? data.u : data.i);
- VikLayerParamScale *scale = (VikLayerParamScale *) param->widget_data;
- rv = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( init_val, scale->min, scale->max, scale->step, scale->step, scale->step )), scale->step, scale->digits );
- }
- break;
- case VIK_LAYER_WIDGET_ENTRY:
- if ( param->type == VIK_LAYER_PARAM_STRING )
- {
- rv = gtk_entry_new ();
- gtk_entry_set_text ( GTK_ENTRY(rv), data.s );
- }
- break;
- case VIK_LAYER_WIDGET_FILEENTRY:
- if ( param->type == VIK_LAYER_PARAM_STRING )
- {
- rv = vik_file_entry_new ();
- vik_file_entry_set_filename ( VIK_FILE_ENTRY(rv), data.s );
- }
- break;
- case VIK_LAYER_WIDGET_FILELIST:
- if ( param->type == VIK_LAYER_PARAM_STRING_LIST )
- {
- rv = vik_file_list_new ( param->title );
- vik_file_list_set_files ( VIK_FILE_LIST(rv), data.sl );
- }
- break;
- case VIK_LAYER_WIDGET_HSCALE:
- if ( (param->type == VIK_LAYER_PARAM_DOUBLE || param->type == VIK_LAYER_PARAM_UINT
- || param->type == VIK_LAYER_PARAM_INT) && param->widget_data )
- {
- gdouble init_val = (param->type == VIK_LAYER_PARAM_DOUBLE) ? data.d : (param->type == VIK_LAYER_PARAM_UINT ? data.u : data.i);
- VikLayerParamScale *scale = (VikLayerParamScale *) param->widget_data;
- rv = gtk_hscale_new_with_range ( scale->min, scale->max, scale->step );
- gtk_scale_set_digits ( GTK_SCALE(rv), scale->digits );
- gtk_range_set_value ( GTK_RANGE(rv), init_val );
- }
+static gboolean vik_layer_properties_factory ( VikLayer *vl, VikViewport *vp )
+{
+ switch ( a_uibuilder_properties_factory ( _("Layer Properties"),
+ VIK_GTK_WINDOW_FROM_WIDGET(vp),
+ vik_layer_interfaces[vl->type]->params,
+ vik_layer_interfaces[vl->type]->params_count,
+ vik_layer_interfaces[vl->type]->params_groups,
+ vik_layer_interfaces[vl->type]->params_groups_count,
+ (gpointer) vik_layer_interfaces[vl->type]->set_param,
+ vl,
+ vp,
+ (gpointer) vik_layer_interfaces[vl->type]->get_param,
+ vl,
+ (gpointer) vik_layer_interfaces[vl->type]->change_param ) ) {
+ case 0:
+ case 3:
+ return FALSE;
+ /* redraw (?) */
+ case 2:
+ vik_layer_post_read ( vl, vp, FALSE ); /* update any gc's */
+ default:
+ return TRUE;
}
- return rv;
}
-static VikLayerParamData properties_widget_get_value ( GtkWidget *widget, VikLayerParam *param )
+VikLayerTypeEnum vik_layer_type_from_string ( const gchar *str )
{
- VikLayerParamData rv;
- switch ( param->widget_type )
- {
- case VIK_LAYER_WIDGET_COLOR:
- gtk_color_button_get_color ( GTK_COLOR_BUTTON(widget), &(rv.c) );
- break;
- case VIK_LAYER_WIDGET_CHECKBUTTON:
- rv.b = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- break;
- case VIK_LAYER_WIDGET_COMBOBOX:
-#ifndef GTK_2_2
- rv.i = gtk_combo_box_get_active ( GTK_COMBO_BOX(widget) );
- if ( rv.i == -1 ) rv.i = 0;
- rv.u = rv.i;
- if ( param->extra_widget_data )
- rv.u = ((guint *)param->extra_widget_data)[rv.u];
- break;
-#endif
- case VIK_LAYER_WIDGET_RADIOGROUP:
- case VIK_LAYER_WIDGET_RADIOGROUP_STATIC:
- rv.u = vik_radio_group_get_selected(VIK_RADIO_GROUP(widget));
- if ( param->extra_widget_data )
- rv.u = (guint32)g_list_nth_data(param->extra_widget_data, rv.u);
+ VikLayerTypeEnum i;
+ for ( i = 0; i < VIK_LAYER_NUM_TYPES; i++ )
+ if ( strcasecmp ( str, vik_layer_get_interface(i)->fixed_layer_name ) == 0 )
+ return i;
+ return VIK_LAYER_NUM_TYPES;
+}
+
+void vik_layer_typed_param_data_free ( gpointer gp )
+{
+ VikLayerTypedParamData *val = (VikLayerTypedParamData *)gp;
+ switch ( val->type ) {
+ case VIK_LAYER_PARAM_STRING:
+ if ( val->data.s )
+ g_free ( (gpointer)val->data.s );
break;
- case VIK_LAYER_WIDGET_SPINBUTTON:
- if ( param->type == VIK_LAYER_PARAM_UINT )
- rv.u = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widget) );
- else if ( param->type == VIK_LAYER_PARAM_INT )
- rv.i = gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widget) );
- else
- rv.d = gtk_spin_button_get_value ( GTK_SPIN_BUTTON(widget) );
+ /* TODO: APPLICABLE TO US? NOTE: string layer works auniquely: data.sl should NOT be free'd when
+ * the internals call get_param -- i.e. it should be managed w/in the layer.
+ * The value passed by the internals into set_param should also be managed
+ * by the layer -- i.e. free'd by the layer.
+ */
+ case VIK_LAYER_PARAM_STRING_LIST:
+ g_warning ("Param strings not implemented"); //fake it
break;
- case VIK_LAYER_WIDGET_ENTRY:
- rv.s = gtk_entry_get_text ( GTK_ENTRY(widget) );
+ default:
break;
- case VIK_LAYER_WIDGET_FILEENTRY:
- rv.s = vik_file_entry_get_filename ( VIK_FILE_ENTRY(widget) );
+ }
+ g_free ( val );
+}
+
+VikLayerTypedParamData *vik_layer_typed_param_data_copy_from_data (VikLayerParamType type, VikLayerParamData val) {
+ VikLayerTypedParamData *newval = g_new(VikLayerTypedParamData,1);
+ newval->data = val;
+ newval->type = type;
+ switch ( newval->type ) {
+ case VIK_LAYER_PARAM_STRING: {
+ gchar *s = g_strdup(newval->data.s);
+ newval->data.s = s;
break;
- case VIK_LAYER_WIDGET_FILELIST:
- rv.sl = vik_file_list_get_files ( VIK_FILE_LIST(widget) );
+ }
+ /* TODO: APPLICABLE TO US? NOTE: string layer works auniquely: data.sl should NOT be free'd when
+ * the internals call get_param -- i.e. it should be managed w/in the layer.
+ * The value passed by the internals into set_param should also be managed
+ * by the layer -- i.e. free'd by the layer.
+ */
+ case VIK_LAYER_PARAM_STRING_LIST:
+ g_critical ( "Param strings not implemented"); //fake it
break;
- case VIK_LAYER_WIDGET_HSCALE:
- if ( param->type == VIK_LAYER_PARAM_UINT )
- rv.u = (guint32) gtk_range_get_value ( GTK_RANGE(widget) );
- else if ( param->type == VIK_LAYER_PARAM_INT )
- rv.i = (gint32) gtk_range_get_value ( GTK_RANGE(widget) );
- else
- rv.d = gtk_range_get_value ( GTK_RANGE(widget) );
+ default:
break;
}
- return rv;
+ return newval;
}
-/* false if cancel, true if OK */
-/* some would claim this wasn't written to be human-readable. */
-static gboolean layer_properties_factory ( VikLayer *vl, VikViewport *vp )
-{
- VikLayerParam *params = vik_layer_interfaces[vl->type]->params;
- guint16 params_count = vik_layer_interfaces[vl->type]->params_count;
- guint16 i, j, widget_count = 0;
- gboolean must_redraw = FALSE;
-
- if ( ! params )
- return TRUE; /* no params == no options, so all is good */
-
- for ( i = 0; i < params_count; i++ )
- if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES )
- widget_count++;
+#define TEST_BOOLEAN(str) (! ((str)[0] == '\0' || (str)[0] == '0' || (str)[0] == 'n' || (str)[0] == 'N' || (str)[0] == 'f' || (str)[0] == 'F') )
- if ( widget_count == 0)
- return FALSE;
- else
+VikLayerTypedParamData *vik_layer_data_typed_param_copy_from_string ( VikLayerParamType type, const gchar *str )
+{
+ VikLayerTypedParamData *rv = g_new(VikLayerTypedParamData,1);
+ rv->type = type;
+ switch ( type )
{
- /* create widgets and titles; place in table */
- GtkWidget *dialog = gtk_dialog_new_with_buttons ( "Layer Properties",
- VIK_GTK_WINDOW_FROM_WIDGET(vp),
- GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
- GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
- GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL );
- gint resp;
-
- gchar **groups = vik_layer_interfaces[vl->type]->params_groups;
- guint8 groups_count = vik_layer_interfaces[vl->type]->params_groups_count;
-
- GtkWidget *table = NULL;
- GtkWidget **tables = NULL; /* for more than one group */
-
- GtkWidget *notebook = NULL;
- GtkWidget **widgets = g_malloc ( sizeof(GtkWidget *) * widget_count );
-
- if ( groups && groups_count )
- {
- guint8 current_group;
- guint16 tab_widget_count;
- notebook = gtk_notebook_new ();
- gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), notebook, FALSE, FALSE, 0);
- tables = g_malloc ( sizeof(GtkWidget *) * groups_count );
- for ( current_group = 0; current_group < groups_count; current_group++ )
- {
- tab_widget_count = 0;
- for ( j = 0; j < params_count; j ++ )
- if ( params[j].group == current_group )
- tab_widget_count++;
-
- if ( tab_widget_count )
- {
- tables[current_group] = gtk_table_new ( tab_widget_count, 1, FALSE );
- gtk_notebook_append_page ( GTK_NOTEBOOK(notebook), tables[current_group], gtk_label_new(groups[current_group]) );
- }
- }
- }
- else
- {
- table = gtk_table_new( widget_count, 1, FALSE );
- gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), table, FALSE, FALSE, 0);
- }
-
- for ( i = 0, j = 0; i < params_count; i++ )
- {
- if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES )
- {
- if ( tables )
- table = tables[MAX(0, params[i].group)]; /* round up NOT_IN_GROUP, that's not reasonable here */
-
- widgets[j] = properties_widget_new_widget ( &(params[i]),
- vik_layer_interfaces[vl->type]->get_param ( vl, i ) );
-
- g_assert ( widgets[j] != NULL );
-
- gtk_table_attach ( GTK_TABLE(table), gtk_label_new(params[i].title), 0, 1, j, j+1, 0, 0, 0, 0 );
- gtk_table_attach ( GTK_TABLE(table), widgets[j], 1, 2, j, j+1, GTK_EXPAND | GTK_FILL, 0, 2, 2 );
- j++;
- }
+ case VIK_LAYER_PARAM_DOUBLE: rv->data.d = strtod(str, NULL); break;
+ case VIK_LAYER_PARAM_UINT: rv->data.u = strtoul(str, NULL, 10); break;
+ case VIK_LAYER_PARAM_INT: rv->data.i = strtol(str, NULL, 10); break;
+ case VIK_LAYER_PARAM_BOOLEAN: rv->data.b = TEST_BOOLEAN(str); break;
+ case VIK_LAYER_PARAM_COLOR: memset(&(rv->data.c), 0, sizeof(rv->data.c)); /* default: black */
+ gdk_color_parse ( str, &(rv->data.c) ); break;
+ /* STRING or STRING_LIST -- if STRING_LIST, just set param to add a STRING */
+ default: {
+ gchar *s = g_strdup(str);
+ rv->data.s = s;
}
+ }
+ return rv;
+}
- gtk_widget_show_all ( dialog );
- resp = gtk_dialog_run (GTK_DIALOG (dialog));
- if ( resp == GTK_RESPONSE_ACCEPT )
- {
- for ( i = 0, j = 0; i < params_count; i++ )
- {
- if ( params[i].group != VIK_LAYER_NOT_IN_PROPERTIES )
- {
- if ( vik_layer_interfaces[vl->type]->set_param ( vl, i,
- properties_widget_get_value ( widgets[j], &(params[i]) ), vp ) )
- must_redraw = TRUE;
- j++;
- }
+/**
+ * vik_layer_set_defaults:
+ *
+ * Loop around all parameters for the specified layer to call the function to get the
+ * default value for that parameter
+ */
+void vik_layer_set_defaults ( VikLayer *vl, VikViewport *vvp )
+{
+ // Sneaky initialize of the viewport value here
+ vl->vvp = vvp;
+ VikLayerInterface *vli = vik_layer_get_interface ( vl->type );
+ const gchar *layer_name = vli->fixed_layer_name;
+ VikLayerParamData data;
+
+ int i;
+ for ( i = 0; i < vli->params_count; i++ ) {
+ // Ensure parameter is for use
+ if ( vli->params[i].group > VIK_LAYER_NOT_IN_PROPERTIES ) {
+ // ATM can't handle string lists
+ // only DEM files uses this currently
+ if ( vli->params[i].type != VIK_LAYER_PARAM_STRING_LIST ) {
+ data = a_layer_defaults_get ( layer_name, vli->params[i].name, vli->params[i].type );
+ vik_layer_set_param ( vl, i, data, vvp, TRUE ); // Possibly come from a file
}
- vik_layer_post_read ( vl, vp, FALSE ); /* update any gc's */
-
- gtk_widget_destroy ( dialog ); /* hide before redrawing. */
- g_free ( widgets );
-
-#ifdef XXXXXXXXXXXXXXXXXXXX
- if ( must_redraw )
- vik_layer_emit_update ( vl ); /* if this is a new layer, it won't redraw twice because no on'es listening to this signal. */
-#endif /*XXXXXXXXXXXXXXXXXXXXX*/
- return TRUE; /* user clicked OK */
}
-
- if ( tables )
- g_free ( tables );
- gtk_widget_destroy ( dialog );
- g_free ( widgets );
- return FALSE;
}
}