X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/911400b5f03f33605110ef8eb4564d758cf84c3c..ab4553c3321e7d41330252da08d42a4c3b558110:/src/vikcoordlayer.c diff --git a/src/vikcoordlayer.c b/src/vikcoordlayer.c index 8baee7b6..e6aaf593 100644 --- a/src/vikcoordlayer.c +++ b/src/vikcoordlayer.c @@ -18,34 +18,43 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef HAVE_MATH_H #include +#endif +#include #include "viking.h" -#include "vikcoordlayer_pixmap.h" +#include "icons/icons.h" -static VikCoordLayer *coord_layer_copy ( VikCoordLayer *vcl, gpointer vp ); -static gboolean coord_layer_set_param ( VikCoordLayer *vcl, guint16 id, VikLayerParamData data, VikViewport *vp ); -static VikLayerParamData coord_layer_get_param ( VikCoordLayer *vcl, guint16 id ); +static void coord_layer_marshall( VikCoordLayer *vcl, guint8 **data, gint *len ); +static VikCoordLayer *coord_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); +static gboolean coord_layer_set_param ( VikCoordLayer *vcl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ); +static VikLayerParamData coord_layer_get_param ( VikCoordLayer *vcl, guint16 id, gboolean is_file_operation ); static void coord_layer_update_gc ( VikCoordLayer *vcl, VikViewport *vp, const gchar *color ); -static void coord_layer_post_read ( VikCoordLayer *vcl, VikViewport *vp ); +static void coord_layer_post_read ( VikLayer *vl, VikViewport *vp, gboolean from_file ); -VikLayerParamScale param_scales[] = { +static VikLayerParamScale param_scales[] = { { 0.05, 60.0, 0.25, 10 }, { 1, 10, 1, 0 }, }; -VikLayerParam coord_layer_params[] = { - { "color", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, "Color:", VIK_LAYER_WIDGET_ENTRY }, - { "min_inc", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, "Minutes Width:", VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0 }, - { "line_thickness", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, "Line Thickness:", VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 1 }, +static VikLayerParam coord_layer_params[] = { + { "color", VIK_LAYER_PARAM_COLOR, VIK_LAYER_GROUP_NONE, N_("Color:"), VIK_LAYER_WIDGET_COLOR, 0 }, + { "min_inc", VIK_LAYER_PARAM_DOUBLE, VIK_LAYER_GROUP_NONE, N_("Minutes Width:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 0 }, + { "line_thickness", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, N_("Line Thickness:"), VIK_LAYER_WIDGET_SPINBUTTON, param_scales + 1 }, }; enum { PARAM_COLOR = 0, PARAM_MIN_INC, PARAM_LINE_THICKNESS, NUM_PARAMS }; VikLayerInterface vik_coord_layer_interface = { - "Coord", - &coordlayer_pixbuf, + N_("Coordinate"), + NULL, + &vikcoordlayer_pixbuf, NULL, 0, @@ -55,6 +64,8 @@ VikLayerInterface vik_coord_layer_interface = { NULL, 0, + VIK_MENU_ITEM_ALL, + (VikLayerFuncCreate) vik_coord_layer_create, (VikLayerFuncRealize) NULL, (VikLayerFuncPostRead) coord_layer_post_read, @@ -64,15 +75,20 @@ VikLayerInterface vik_coord_layer_interface = { (VikLayerFuncDraw) vik_coord_layer_draw, (VikLayerFuncChangeCoordMode) NULL, + (VikLayerFuncSetMenuItemsSelection) NULL, + (VikLayerFuncGetMenuItemsSelection) NULL, + (VikLayerFuncAddMenuItems) NULL, (VikLayerFuncSublayerAddMenuItems) NULL, (VikLayerFuncSublayerRenameRequest) NULL, (VikLayerFuncSublayerToggleVisible) NULL, + (VikLayerFuncSublayerTooltip) NULL, + (VikLayerFuncLayerTooltip) NULL, + (VikLayerFuncLayerSelected) NULL, - (VikLayerFuncCopy) coord_layer_copy, - (VikLayerFuncMarshall) NULL, - (VikLayerFuncUnmarshall) NULL, + (VikLayerFuncMarshall) coord_layer_marshall, + (VikLayerFuncUnmarshall) coord_layer_unmarshall, (VikLayerFuncSetParam) coord_layer_set_param, (VikLayerFuncGetParam) coord_layer_get_param, @@ -80,10 +96,17 @@ VikLayerInterface vik_coord_layer_interface = { (VikLayerFuncReadFileData) NULL, (VikLayerFuncWriteFileData) NULL, + (VikLayerFuncDeleteItem) NULL, + (VikLayerFuncCutItem) NULL, (VikLayerFuncCopyItem) NULL, (VikLayerFuncPasteItem) NULL, (VikLayerFuncFreeCopiedItem) NULL, (VikLayerFuncDragDropRequest) NULL, + + (VikLayerFuncSelectClick) NULL, + (VikLayerFuncSelectMove) NULL, + (VikLayerFuncSelectRelease) NULL, + (VikLayerFuncSelectedViewportMenu) NULL, }; struct _VikCoordLayer { @@ -91,7 +114,7 @@ struct _VikCoordLayer { GdkGC *gc; gdouble deg_inc; guint8 line_thickness; - gchar *color; + GdkColor *color; }; GType vik_coord_layer_get_type () @@ -118,58 +141,75 @@ GType vik_coord_layer_get_type () return vcl_type; } -static VikCoordLayer *coord_layer_copy ( VikCoordLayer *vcl, gpointer vp ) +static void coord_layer_marshall( VikCoordLayer *vcl, guint8 **data, gint *len ) { - VikCoordLayer *rv = vik_coord_layer_new ( ); + vik_layer_marshall_params ( VIK_LAYER(vcl), data, len ); +} - rv->color = g_strdup ( vcl->color ); - rv->deg_inc = vcl->deg_inc; - rv->line_thickness = vcl->line_thickness; - rv->gc = vcl->gc; - g_object_ref ( rv->gc ); +static VikCoordLayer *coord_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ) +{ + VikCoordLayer *rv = vik_coord_layer_new (); + vik_layer_unmarshall_params ( VIK_LAYER(rv), data, len, vvp ); return rv; } -gboolean coord_layer_set_param ( VikCoordLayer *vcl, guint16 id, VikLayerParamData data, VikViewport *vp ) +gboolean coord_layer_set_param ( VikCoordLayer *vcl, guint16 id, VikLayerParamData data, VikViewport *vp, gboolean is_file_operation ) { switch ( id ) { - case PARAM_COLOR: if ( vcl->color ) g_free ( vcl->color ); vcl->color = g_strdup ( data.s ); break; + case PARAM_COLOR: if ( vcl->color ) gdk_color_free ( vcl->color ); vcl->color = gdk_color_copy( &(data.c)); break; case PARAM_MIN_INC: vcl->deg_inc = data.d / 60.0; break; case PARAM_LINE_THICKNESS: if ( data.u >= 1 && data.u <= 15 ) vcl->line_thickness = data.u; break; } return TRUE; } -static VikLayerParamData coord_layer_get_param ( VikCoordLayer *vcl, guint16 id ) +static VikLayerParamData coord_layer_get_param ( VikCoordLayer *vcl, guint16 id, gboolean is_file_operation ) { VikLayerParamData rv; switch ( id ) { - case PARAM_COLOR: rv.s = vcl->color ? vcl->color : ""; break; + case PARAM_COLOR: + if (vcl->color) + { + rv.c.pixel = vcl->color->pixel; + rv.c.red = vcl->color->red; + rv.c.green = vcl->color->green; + rv.c.blue = vcl->color->blue; + } + break; case PARAM_MIN_INC: rv.d = vcl->deg_inc * 60.0; break; case PARAM_LINE_THICKNESS: rv.i = vcl->line_thickness; break; } return rv; } -static void coord_layer_post_read ( VikCoordLayer *vcl, VikViewport *vp ) +static void coord_layer_post_read ( VikLayer *vl, VikViewport *vp, gboolean from_file ) { + VikCoordLayer *vcl = VIK_COORD_LAYER(vl); if ( vcl->gc ) g_object_unref ( G_OBJECT(vcl->gc) ); - vcl->gc = vik_viewport_new_gc ( vp, vcl->color, vcl->line_thickness ); + vcl->gc = vik_viewport_new_gc_from_color ( vp, vcl->color, vcl->line_thickness ); + } VikCoordLayer *vik_coord_layer_new ( ) { + GdkColor InitColor; + VikCoordLayer *vcl = VIK_COORD_LAYER ( g_object_new ( VIK_COORD_LAYER_TYPE, NULL ) ); vik_layer_init ( VIK_LAYER(vcl), VIK_LAYER_COORD ); + InitColor.pixel = 0; + InitColor.red = 65535; + InitColor.green = 65535; + InitColor.blue = 65535; + vcl->gc = NULL; vcl->deg_inc = 1.0/60.0; vcl->line_thickness = 3; - vcl->color = NULL; + vcl->color = gdk_color_copy (&InitColor); return vcl; } @@ -187,9 +227,9 @@ void vik_coord_layer_draw ( VikCoordLayer *vcl, gpointer data ) gdouble l, r, i, j; gint x1, y1, x2, y2, smod = 1, mmod = 1; gboolean mins = FALSE, secs = FALSE; - GdkGC *dgc = vik_viewport_new_gc(vp, vcl->color, vcl->line_thickness); - GdkGC *mgc = vik_viewport_new_gc(vp, vcl->color, MAX(vcl->line_thickness/2, 1)); - GdkGC *sgc = vik_viewport_new_gc(vp, vcl->color, MAX(vcl->line_thickness/5, 1)); + GdkGC *dgc = vik_viewport_new_gc_from_color(vp, vcl->color, vcl->line_thickness); + GdkGC *mgc = vik_viewport_new_gc_from_color(vp, vcl->color, MAX(vcl->line_thickness/2, 1)); + GdkGC *sgc = vik_viewport_new_gc_from_color(vp, vcl->color, MAX(vcl->line_thickness/5, 1)); vik_viewport_screen_to_coord ( vp, 0, 0, &left ); vik_viewport_screen_to_coord ( vp, vik_viewport_get_width(vp), 0, &right ); @@ -302,6 +342,17 @@ void vik_coord_layer_draw ( VikCoordLayer *vcl, gpointer data ) max.lat = (topleft.lat > topright.lat) ? topleft.lat : topright.lat; } + /* Can zoom out more than whole world and so the above can give invalid positions */ + /* Restrict values properly so drawing doesn't go into a near 'infinite' loop */ + if ( min.lon < -180.0 ) + min.lon = -180.0; + if ( max.lon > 180.0 ) + max.lon = 180.0; + if ( min.lat < -90.0 ) + min.lat = -90.0; + if ( max.lat > 90.0 ) + max.lat = 90.0; + lon = ((double) ((long) ((min.lon)/ vcl->deg_inc))) * vcl->deg_inc; ll.lon = ll2.lon = lon; @@ -344,20 +395,23 @@ void vik_coord_layer_free ( VikCoordLayer *vcl ) g_object_unref ( G_OBJECT(vcl->gc) ); if ( vcl->color != NULL ) - g_free ( vcl->color ); + gdk_color_free ( vcl->color ); } static void coord_layer_update_gc ( VikCoordLayer *vcl, VikViewport *vp, const gchar *color ) { + GdkColor InitColor; + if ( vcl->color ) - g_free ( vcl->color ); + gdk_color_free ( vcl->color ); - vcl->color = g_strdup ( color ); + gdk_color_parse( color, &InitColor); + vcl->color = gdk_color_copy( &InitColor ); if ( vcl->gc ) g_object_unref ( G_OBJECT(vcl->gc) ); - vcl->gc = vik_viewport_new_gc ( vp, vcl->color, vcl->line_thickness ); + vcl->gc = vik_viewport_new_gc_from_color ( vp, vcl->color, vcl->line_thickness ); } VikCoordLayer *vik_coord_layer_create ( VikViewport *vp )