X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/ec32b567bd8ac965e07c9c045f1c5ff1f51900e6..926c8140e9f7547975270198530f144fdb61325f:/src/viktrwlayer_propwin.c?ds=inline diff --git a/src/viktrwlayer_propwin.c b/src/viktrwlayer_propwin.c index 082747e4..f86bb57a 100644 --- a/src/viktrwlayer_propwin.c +++ b/src/viktrwlayer_propwin.c @@ -4,6 +4,7 @@ * Copyright (C) 2003-2005, Evan Battaglia * Copyright (C) 2005-2007, Alex Foobarian * Copyright (C) 2007-2008, Quy Tonthat + * Copyright (C) 2011, Rob Norris * * 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 @@ -57,12 +58,34 @@ #define PROPWIN_LABEL_FONT "Sans 7" -#define MIN_ALT_DIFF 100.0 -#define MIN_SPEED_DIFF 5.0 +typedef enum { + PROPWIN_GRAPH_TYPE_ELEVATION_DISTANCE, + PROPWIN_GRAPH_TYPE_SPEED_TIME, + PROPWIN_GRAPH_TYPE_DISTANCE_TIME, + PROPWIN_GRAPH_TYPE_END, +} VikPropWinGraphType_t; + +/* (Hopefully!) Human friendly altitude grid sizes - note no fixed 'ratio' just numbers that look nice...*/ +static const gdouble chunksa[] = {2.0, 5.0, 10.0, 15.0, 20.0, + 25.0, 50.0, 75.0, 100.0, + 150.0, 200.0, 250.0, 375.0, 500.0, + 750.0, 1000.0, 2000.0, 5000.0, 10000.0, 100000.0}; + +/* (Hopefully!) Human friendly grid sizes - note no fixed 'ratio' just numbers that look nice...*/ +/* As need to cover walking speeds - have many low numbers (but also may go up to airplane speeds!) */ +static const gdouble chunkss[] = {1.0, 2.0, 3.0, 4.0, 5.0, 8.0, 10.0, + 15.0, 20.0, 25.0, 40.0, 50.0, 75.0, + 100.0, 150.0, 200.0, 250.0, 375.0, 500.0, + 750.0, 1000.0, 10000.0}; + +/* (Hopefully!) Human friendly distance grid sizes - note no fixed 'ratio' just numbers that look nice...*/ +static const gdouble chunksd[] = {0.1, 0.5, 1.0, 2.0, 3.0, 4.0, 5.0, 8.0, 10.0, + 15.0, 20.0, 25.0, 40.0, 50.0, 75.0, + 100.0, 150.0, 200.0, 250.0, 375.0, 500.0, + 750.0, 1000.0, 10000.0}; typedef struct _propsaved { gboolean saved; - gint pos; GdkImage *img; } PropSaved; @@ -70,7 +93,6 @@ typedef struct _propwidgets { gboolean configure_dialog; VikTrwLayer *vtl; VikTrack *tr; - VikLayersPanel *vlp; gchar *track_name; gint profile_width; gint profile_height; @@ -96,18 +118,35 @@ typedef struct _propwidgets { GtkWidget *w_cur_elevation; GtkWidget *w_cur_time; /*< Current time */ GtkWidget *w_cur_speed; + GtkWidget *w_cur_dist_dist; /*< Current distance on distance graph */ + GtkWidget *w_cur_dist_time; /*< Current time on distance graph */ GtkWidget *w_show_dem; GtkWidget *w_show_alt_gps_speed; GtkWidget *w_show_gps_speed; + GtkWidget *w_show_dist_speed; gdouble track_length; PropSaved elev_graph_saved_img; PropSaved speed_graph_saved_img; + PropSaved dist_graph_saved_img; GtkWidget *elev_box; GtkWidget *speed_box; + GtkWidget *dist_box; gdouble *altitudes; + gdouble min_altitude; + gdouble max_altitude; + gdouble draw_min_altitude; + gint cia; // Chunk size Index into Altitudes gdouble *speeds; + gdouble min_speed; + gdouble max_speed; + gdouble draw_min_speed; + gint cis; // Chunk size Index into Speeds + gdouble *distances; + gint cid; // Chunk size Index into Distance VikTrackpoint *marker_tp; gboolean is_marker_drawn; + VikTrackpoint *blob_tp; + gboolean is_blob_drawn; } PropWidgets; static PropWidgets *prop_widgets_new() @@ -123,10 +162,14 @@ static void prop_widgets_free(PropWidgets *widgets) g_object_unref(widgets->elev_graph_saved_img.img); if (widgets->speed_graph_saved_img.img) g_object_unref(widgets->speed_graph_saved_img.img); + if (widgets->dist_graph_saved_img.img) + g_object_unref(widgets->dist_graph_saved_img.img); if (widgets->altitudes) g_free(widgets->altitudes); if (widgets->speeds) g_free(widgets->speeds); + if (widgets->distances) + g_free(widgets->distances); g_free(widgets); } @@ -147,6 +190,66 @@ static void minmax_array(const gdouble *array, gdouble *min, gdouble *max, gbool #define MARGIN 70 #define LINES 5 +/** + * Returns via pointers: + * the new minimum value to be used for the altitude graph + * the index in to the altitudes chunk sizes array (ci = Chunk Index) + */ +static void get_new_min_and_chunk_index_altitude (gdouble mina, gdouble maxa, gdouble *new_min, gint *ci) +{ + /* Get unitized chunk */ + /* Find suitable chunk index */ + *ci = 0; + gdouble diffa_chunk = (maxa - mina)/LINES; + + /* Loop through to find best match */ + while (diffa_chunk > chunksa[*ci]) { + (*ci)++; + /* Last Resort Check */ + if ( *ci == sizeof(chunksa)/sizeof(chunksa[0]) ) + break; + } + + /* Ensure adjusted minimum .. maximum covers mina->maxa */ + + // Now work out adjusted minimum point to the nearest lowest chunk divisor value + // When negative ensure logic uses lowest value + if ( mina < 0 ) + *new_min = (gdouble) ( ( (gint)(mina - chunksa[*ci]) / (gint)chunksa[*ci] ) * (gint)chunksa[*ci] ); + else + *new_min = (gdouble) ( ( (gint)mina / (gint)chunksa[*ci] ) * (gint)chunksa[*ci] ); + + // Range not big enough - as new minimum has lowered + if ((*new_min + (chunksa[*ci] * LINES) < maxa)) { + // Next chunk should cover it + if ( *ci < sizeof(chunksa)/sizeof(chunksa[0]) ) { + (*ci)++; + } + } +} + +/** + * Returns via pointers: + * the new minimum value to be used for the appropriate graph + * the index in to that array (ci = Chunk Index) + */ +static void get_new_min_and_chunk_index (gdouble mins, gdouble maxs, const gdouble *chunks, size_t chunky, gdouble *new_min, gint *ci) +{ + *ci = 0; + gdouble diff_chunk = (maxs - mins)/LINES; + + /* Loop through to find best match */ + while (diff_chunk > chunks[*ci]) { + (*ci)++; + /* Last Resort Check */ + if ( *ci == chunky ) + break; + } + *new_min = (gdouble) ( (gint)((mins / chunks[*ci] ) * chunks[*ci]) ); + + // Speeds are never negative so don't need to worry about a negative new minimum +} + static VikTrackpoint *set_center_at_graph_position(gdouble event_x, gint img_width, VikTrwLayer *vtl, @@ -185,50 +288,54 @@ static VikTrackpoint *set_center_at_graph_position(gdouble event_x, } /** - * Returns whether the marker was drawn or not + * Returns whether the marker was drawn or not and whether the blob was drawn or not */ -static void save_image_and_draw_graph_mark (GtkWidget *image, - gdouble event_x, - gint img_width, - GdkGC *gc, - PropSaved *saved_img, - gint PROFILE_WIDTH, - gint PROFILE_HEIGHT, - gboolean *marker_drawn) +static void save_image_and_draw_graph_marks (GtkWidget *image, + gdouble marker_x, + GdkGC *gc, + gint blob_x, + gint blob_y, + PropSaved *saved_img, + gint PROFILE_WIDTH, + gint PROFILE_HEIGHT, + gboolean *marker_drawn, + gboolean *blob_drawn) { GdkPixmap *pix = NULL; /* the pixmap = margin + graph area */ - gdouble x = event_x - img_width/2 + PROFILE_WIDTH/2 + MARGIN/2; - - // fprintf(stderr, "event_x=%f img_width=%d x=%f\n", event_x, img_width, x); - gtk_image_get_pixmap(GTK_IMAGE(image), &pix, NULL); + /* Restore previously saved image */ if (saved_img->saved) { - gdk_draw_image(GDK_DRAWABLE(pix), gc, saved_img->img, 0, 0, - saved_img->pos, 0, -1, -1); + gdk_draw_image(GDK_DRAWABLE(pix), gc, saved_img->img, 0, 0, 0, 0, MARGIN+PROFILE_WIDTH, PROFILE_HEIGHT); saved_img->saved = FALSE; - gtk_widget_queue_draw_area(image, - saved_img->pos + img_width/2 - PROFILE_WIDTH/2 - MARGIN/2, 0, - saved_img->img->width, saved_img->img->height); } - if ((x >= MARGIN) && (x < (PROFILE_WIDTH + MARGIN))) { - /* Save part of the image */ - if (saved_img->img) - gdk_drawable_copy_to_image(GDK_DRAWABLE(pix), saved_img->img, - x, 0, 0, 0, saved_img->img->width, saved_img->img->height); - else - saved_img->img = gdk_drawable_copy_to_image(GDK_DRAWABLE(pix), - saved_img->img, x, 0, 0, 0, 1, PROFILE_HEIGHT); - saved_img->pos = x; - saved_img->saved = TRUE; - gdk_draw_line (GDK_DRAWABLE(pix), gc, x, 0, x, image->allocation.height); - /* redraw the area which contains the line, saved_width is just convenient */ - gtk_widget_queue_draw_area(image, event_x, 0, 1, PROFILE_HEIGHT); + + // ATM always save whole image - as anywhere could have changed + if (saved_img->img) + gdk_drawable_copy_to_image(GDK_DRAWABLE(pix), saved_img->img, 0, 0, 0, 0, MARGIN+PROFILE_WIDTH, PROFILE_HEIGHT); + else + saved_img->img = gdk_drawable_copy_to_image(GDK_DRAWABLE(pix), saved_img->img, 0, 0, 0, 0, MARGIN+PROFILE_WIDTH, PROFILE_HEIGHT); + saved_img->saved = TRUE; + + if ((marker_x >= MARGIN) && (marker_x < (PROFILE_WIDTH + MARGIN))) { + gdk_draw_line (GDK_DRAWABLE(pix), gc, marker_x, 0, marker_x, image->allocation.height); *marker_drawn = TRUE; } else *marker_drawn = FALSE; + + // Draw a square blob to indicate where we are on track for this graph + if ( (blob_x >= MARGIN) && (blob_x < (PROFILE_WIDTH + MARGIN)) && (blob_y < PROFILE_HEIGHT) ) { + gdk_draw_rectangle (GDK_DRAWABLE(pix), gc, TRUE, blob_x-3, blob_y-3, 6, 6); + *blob_drawn = TRUE; + } + else + *blob_drawn = FALSE; + + // Anywhere on image could have changed + if (*marker_drawn || *blob_drawn) + gtk_widget_queue_draw(image); } /** @@ -269,73 +376,153 @@ static gdouble tp_percentage_by_distance ( VikTrack *tr, VikTrackpoint *trackpoi return pc; } -static void track_graph_click( GtkWidget *event_box, GdkEventButton *event, gpointer *pass_along, gboolean is_vt_graph ) +static void track_graph_click( GtkWidget *event_box, GdkEventButton *event, gpointer *pass_along, VikPropWinGraphType_t graph_type ) { VikTrack *tr = pass_along[0]; VikLayersPanel *vlp = pass_along[1]; VikViewport *vvp = pass_along[2]; PropWidgets *widgets = pass_along[3]; - GList *child = gtk_container_get_children(GTK_CONTAINER(event_box)); - GtkWidget *image = GTK_WIDGET(child->data); - GtkWidget *window = gtk_widget_get_toplevel(GTK_WIDGET(event_box)); - VikTrackpoint *trackpoint = set_center_at_graph_position(event->x, event_box->allocation.width, widgets->vtl, vlp, vvp, tr, is_vt_graph, widgets->profile_width); - save_image_and_draw_graph_mark(image, - event->x, - event_box->allocation.width, - window->style->black_gc, - is_vt_graph ? &widgets->speed_graph_saved_img : &widgets->elev_graph_saved_img, - widgets->profile_width, - widgets->profile_height, - &widgets->is_marker_drawn); - g_list_free(child); - widgets->marker_tp = trackpoint; - gtk_dialog_set_response_sensitive(GTK_DIALOG(widgets->dialog), VIK_TRW_LAYER_PROPWIN_SPLIT_MARKER, widgets->is_marker_drawn); + gboolean is_time_graph = graph_type != PROPWIN_GRAPH_TYPE_ELEVATION_DISTANCE; - /* draw on the other graph */ - if (trackpoint == NULL || widgets->elev_box == NULL || widgets->speed_box == NULL) - /* This test assumes we have only 2 graphs */ + VikTrackpoint *trackpoint = set_center_at_graph_position(event->x, event_box->allocation.width, widgets->vtl, vlp, vvp, tr, is_time_graph, widgets->profile_width); + // Unable to get the point so give up + if ( trackpoint == NULL ) { + gtk_dialog_set_response_sensitive(GTK_DIALOG(widgets->dialog), VIK_TRW_LAYER_PROPWIN_SPLIT_MARKER, FALSE); return; + } + widgets->marker_tp = trackpoint; + + GList *child; + GtkWidget *image; + GtkWidget *window = gtk_widget_get_toplevel(GTK_WIDGET(event_box)); + GtkWidget *graph_box; + PropSaved *graph_saved_img; gdouble pc = NAN; - gdouble x2; - GList *other_child = gtk_container_get_children(GTK_CONTAINER( - is_vt_graph ? widgets->elev_box : widgets->speed_box)); - GtkWidget *other_image = GTK_WIDGET(other_child->data); - if (is_vt_graph) { - pc = tp_percentage_by_distance ( tr, trackpoint, widgets->track_length ); - } else { - pc = tp_percentage_by_time ( tr, trackpoint ); - } - if (!isnan(pc)) { - x2 = pc * widgets->profile_width + MARGIN + (event_box->allocation.width/2 - widgets->profile_width/2 - MARGIN/2); - save_image_and_draw_graph_mark(other_image, - x2, - event_box->allocation.width, - window->style->black_gc, - is_vt_graph ? &widgets->elev_graph_saved_img : &widgets->speed_graph_saved_img, - widgets->profile_width, - widgets->profile_height, - &widgets->is_marker_drawn); - } - g_list_free(other_child); + // Attempt to redraw marker on all graph types + gint graphite; + for ( graphite = PROPWIN_GRAPH_TYPE_ELEVATION_DISTANCE; + graphite < PROPWIN_GRAPH_TYPE_END; + graphite++ ) { + + // Switch commonal variables to particular graph type + switch (graphite) { + default: + case PROPWIN_GRAPH_TYPE_ELEVATION_DISTANCE: + graph_box = widgets->elev_box; + graph_saved_img = &widgets->elev_graph_saved_img; + is_time_graph = FALSE; + break; + case PROPWIN_GRAPH_TYPE_SPEED_TIME: + graph_box = widgets->speed_box; + graph_saved_img = &widgets->speed_graph_saved_img; + is_time_graph = TRUE; + break; + case PROPWIN_GRAPH_TYPE_DISTANCE_TIME: + graph_box = widgets->dist_box; + graph_saved_img = &widgets->dist_graph_saved_img; + is_time_graph = TRUE; + break; + } + + // Commonal method of redrawing marker + if ( graph_box ) { + + child = gtk_container_get_children(GTK_CONTAINER(graph_box)); + image = GTK_WIDGET(child->data); + + if (is_time_graph) + pc = tp_percentage_by_time ( tr, trackpoint ); + else + pc = tp_percentage_by_distance ( tr, trackpoint, widgets->track_length ); + + if (!isnan(pc)) { + gdouble marker_x = (pc * widgets->profile_width) + MARGIN; + save_image_and_draw_graph_marks(image, + marker_x, + window->style->black_gc, + -1, // Don't draw blob on clicks + 0, + graph_saved_img, + widgets->profile_width, + widgets->profile_height, + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); + } + g_list_free(child); + } + } + gtk_dialog_set_response_sensitive(GTK_DIALOG(widgets->dialog), VIK_TRW_LAYER_PROPWIN_SPLIT_MARKER, widgets->is_marker_drawn); } static gboolean track_profile_click( GtkWidget *event_box, GdkEventButton *event, gpointer *pass_along ) { - track_graph_click(event_box, event, pass_along, FALSE); + track_graph_click(event_box, event, pass_along, PROPWIN_GRAPH_TYPE_ELEVATION_DISTANCE); return TRUE; /* don't call other (further) callbacks */ } static gboolean track_vt_click( GtkWidget *event_box, GdkEventButton *event, gpointer *pass_along ) { - track_graph_click(event_box, event, pass_along, TRUE); + track_graph_click(event_box, event, pass_along, PROPWIN_GRAPH_TYPE_SPEED_TIME); + return TRUE; /* don't call other (further) callbacks */ +} + +static gboolean track_dt_click( GtkWidget *event_box, GdkEventButton *event, gpointer *pass_along ) +{ + track_graph_click(event_box, event, pass_along, PROPWIN_GRAPH_TYPE_DISTANCE_TIME); return TRUE; /* don't call other (further) callbacks */ } -void track_profile_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass_along ) +/** + * Calculate y position for blob on elevation graph + */ +static gint blobby_altitude ( gdouble x_blob, PropWidgets *widgets ) +{ + gint ix = (gint)x_blob; + // Ensure ix is inbounds + if (ix == widgets->profile_width) + ix--; + + gint y_blob = widgets->profile_height-widgets->profile_height*(widgets->altitudes[ix]-widgets->draw_min_altitude)/(chunksa[widgets->cia]*LINES); + + return y_blob; +} + +/** + * Calculate y position for blob on speed graph + */ +static gint blobby_speed ( gdouble x_blob, PropWidgets *widgets ) +{ + gint ix = (gint)x_blob; + // Ensure ix is inbounds + if (ix == widgets->profile_width) + ix--; + + gint y_blob = widgets->profile_height-widgets->profile_height*(widgets->speeds[ix]-widgets->draw_min_speed)/(chunkss[widgets->cis]*LINES); + + return y_blob; +} + +/** + * Calculate y position for blob on distance graph + */ +static gint blobby_distance ( gdouble x_blob, PropWidgets *widgets ) +{ + gint ix = (gint)x_blob; + // Ensure ix is inbounds + if (ix == widgets->profile_width) + ix--; + + gint y_blob = widgets->profile_height-widgets->profile_height*(widgets->distances[ix])/(chunksd[widgets->cid]*LINES); + //NB min distance is always 0, so no need to subtract that from this ______/ + + return y_blob; +} + +void track_profile_move( GtkWidget *event_box, GdkEventMotion *event, gpointer *pass_along ) { VikTrack *tr = pass_along[0]; PropWidgets *widgets = pass_along[3]; @@ -347,7 +534,7 @@ void track_profile_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass else mouse_x = event->x; - gdouble x = mouse_x - image->allocation.width / 2 + widgets->profile_width / 2 - MARGIN / 2; + gdouble x = mouse_x - event_box->allocation.width / 2 + widgets->profile_width / 2 - MARGIN / 2; if (x < 0) x = 0; if (x > widgets->profile_width) @@ -380,9 +567,41 @@ void track_profile_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass g_snprintf(tmp_buf, sizeof(tmp_buf), "%d m", (int)trackpoint->altitude); gtk_label_set_text(GTK_LABEL(widgets->w_cur_elevation), tmp_buf); } + + widgets->blob_tp = trackpoint; + + if ( widgets->altitudes == NULL ) + return; + + GtkWidget *window = gtk_widget_get_toplevel (event_box); + GList *child = gtk_container_get_children(GTK_CONTAINER(event_box)); + GtkWidget *image = GTK_WIDGET(child->data); + + gint y_blob = blobby_altitude (x, widgets); + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value + if (widgets->is_marker_drawn) { + gdouble pc = tp_percentage_by_distance ( tr, widgets->marker_tp, widgets->track_length ); + if (!isnan(pc)) { + marker_x = (pc * widgets->profile_width) + MARGIN; + } + } + + save_image_and_draw_graph_marks (image, + marker_x, + window->style->black_gc, + MARGIN+x, + y_blob, + &widgets->elev_graph_saved_img, + widgets->profile_width, + widgets->profile_height, + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); + + g_list_free(child); } -void track_vt_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass_along ) +void track_vt_move( GtkWidget *event_box, GdkEventMotion *event, gpointer *pass_along ) { VikTrack *tr = pass_along[0]; PropWidgets *widgets = pass_along[3]; @@ -394,7 +613,7 @@ void track_vt_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass_alon else mouse_x = event->x; - gdouble x = mouse_x - image->allocation.width / 2 + widgets->profile_width / 2 - MARGIN / 2; + gdouble x = mouse_x - event_box->allocation.width / 2 + widgets->profile_width / 2 - MARGIN / 2; if (x < 0) x = 0; if (x > widgets->profile_width) @@ -413,34 +632,147 @@ void track_vt_move( GtkWidget *image, GdkEventMotion *event, gpointer *pass_alon gtk_label_set_text(GTK_LABEL(widgets->w_cur_time), tmp_buf); } + gint ix = (gint)x; + // Ensure ix is inbounds + if (ix == widgets->profile_width) + ix--; + // Show track speed for this position if (trackpoint && widgets->w_cur_speed) { static gchar tmp_buf[20]; // Even if GPS speed available (trackpoint->speed), the text will correspond to the speed map shown - gint ix = (gint)x; - // Ensure ix is inbounds - if (ix == widgets->profile_width) - ix--; - + // No conversions needed as already in appropriate units vik_units_speed_t speed_units = a_vik_get_units_speed (); switch (speed_units) { case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: - g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f kph"), VIK_MPS_TO_KPH(widgets->speeds[ix])); + g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f kph"), widgets->speeds[ix]); break; case VIK_UNITS_SPEED_MILES_PER_HOUR: - g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f mph"), VIK_MPS_TO_MPH(widgets->speeds[ix])); + g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f mph"), widgets->speeds[ix]); break; case VIK_UNITS_SPEED_KNOTS: - g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f knots"), VIK_MPS_TO_KNOTS(widgets->speeds[ix])); + g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f knots"), widgets->speeds[ix]); break; default: // VIK_UNITS_SPEED_METRES_PER_SECOND: - // No need to convert as already in m/s g_snprintf(tmp_buf, sizeof(tmp_buf), _("%.1f m/s"), widgets->speeds[ix]); break; } gtk_label_set_text(GTK_LABEL(widgets->w_cur_speed), tmp_buf); } + + widgets->blob_tp = trackpoint; + + if ( widgets->speeds == NULL ) + return; + + GtkWidget *window = gtk_widget_get_toplevel (event_box); + GList *child = gtk_container_get_children(GTK_CONTAINER(event_box)); + GtkWidget *image = GTK_WIDGET(child->data); + + gint y_blob = blobby_speed (x, widgets); + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value + if (widgets->is_marker_drawn) { + gdouble pc = tp_percentage_by_time ( tr, widgets->marker_tp ); + if (!isnan(pc)) { + marker_x = (pc * widgets->profile_width) + MARGIN; + } + } + + save_image_and_draw_graph_marks (image, + marker_x, + window->style->black_gc, + MARGIN+x, + y_blob, + &widgets->speed_graph_saved_img, + widgets->profile_width, + widgets->profile_height, + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); + + g_list_free(child); +} + +/** + * Update labels and blob marker on mouse moves in the distance/time graph + */ +void track_dt_move( GtkWidget *event_box, GdkEventMotion *event, gpointer *pass_along ) +{ + VikTrack *tr = pass_along[0]; + PropWidgets *widgets = pass_along[3]; + int mouse_x, mouse_y; + GdkModifierType state; + + if (event->is_hint) + gdk_window_get_pointer (event->window, &mouse_x, &mouse_y, &state); + else + mouse_x = event->x; + + gdouble x = mouse_x - event_box->allocation.width / 2 + widgets->profile_width / 2 - MARGIN / 2; + if (x < 0) + x = 0; + if (x > widgets->profile_width) + x = widgets->profile_width; + + time_t seconds_from_start; + VikTrackpoint *trackpoint = vik_track_get_closest_tp_by_percentage_time ( tr, (gdouble) x / widgets->profile_width, &seconds_from_start ); + if (trackpoint && widgets->w_cur_dist_time) { + static gchar tmp_buf[20]; + guint h, m, s; + h = seconds_from_start/3600; + m = (seconds_from_start - h*3600)/60; + s = seconds_from_start - (3600*h) - (60*m); + g_snprintf(tmp_buf, sizeof(tmp_buf), "%02d:%02d:%02d", h, m, s); + + gtk_label_set_text(GTK_LABEL(widgets->w_cur_dist_time), tmp_buf); + } + + gint ix = (gint)x; + // Ensure ix is inbounds + if (ix == widgets->profile_width) + ix--; + + if (trackpoint && widgets->w_cur_dist_dist) { + static gchar tmp_buf[20]; + if ( a_vik_get_units_distance () == VIK_UNITS_DISTANCE_MILES ) + g_snprintf(tmp_buf, sizeof(tmp_buf), "%.2f miles", widgets->distances[ix]); + else + g_snprintf(tmp_buf, sizeof(tmp_buf), "%.2f km", widgets->distances[ix]); + gtk_label_set_text(GTK_LABEL(widgets->w_cur_dist_dist), tmp_buf); + } + + widgets->blob_tp = trackpoint; + + if ( widgets->distances == NULL ) + return; + + GtkWidget *window = gtk_widget_get_toplevel (event_box); + GList *child = gtk_container_get_children(GTK_CONTAINER(event_box)); + GtkWidget *image = GTK_WIDGET(child->data); + + gint y_blob = blobby_distance (x, widgets); + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value + if (widgets->is_marker_drawn) { + gdouble pc = tp_percentage_by_time ( tr, widgets->marker_tp ); + if (!isnan(pc)) { + marker_x = (pc * widgets->profile_width) + MARGIN; + } + } + + save_image_and_draw_graph_marks (image, + marker_x, + window->style->black_gc, + MARGIN+x, + y_blob, + &widgets->dist_graph_saved_img, + widgets->profile_width, + widgets->profile_height, + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); + + g_list_free(child); } /** @@ -453,6 +785,8 @@ static void draw_dem_alt_speed_dist(VikTrack *tr, GdkGC *speed_gc, gdouble alt_offset, gdouble alt_diff, + gdouble max_speed_in, + gint cia, gint width, gint height, gint margin, @@ -463,13 +797,9 @@ static void draw_dem_alt_speed_dist(VikTrack *tr, gdouble max_speed = 0; gdouble total_length = vik_track_get_length_including_gaps(tr); - if (do_speed) { - for (iter = tr->trackpoints->next; iter; iter = iter->next) { - if (!isnan(VIK_TRACKPOINT(iter->data)->speed)) - max_speed = MAX(max_speed, VIK_TRACKPOINT(iter->data)->speed); - } - max_speed = max_speed * 110 / 100; - } + // Calculate the max speed factor + if (do_speed) + max_speed = max_speed_in * 110 / 100; gdouble dist = 0; for (iter = tr->trackpoints->next; iter; iter = iter->next) { @@ -481,7 +811,13 @@ static void draw_dem_alt_speed_dist(VikTrack *tr, gint16 elev = a_dems_get_elev_by_coord(&(VIK_TRACKPOINT(iter->data)->coord), VIK_DEM_INTERPOL_BEST); elev -= alt_offset; if ( elev != VIK_DEM_INVALID_ELEVATION ) { - int y_alt = height - ((height * elev)/alt_diff); + // Convert into height units + if (a_vik_get_units_height () == VIK_UNITS_HEIGHT_FEET) + elev = VIK_METERS_TO_FEET(elev); + // No conversion needed if already in metres + + // consider chunk size + int y_alt = height - ((height * (elev-alt_offset))/(chunksa[cia]*LINES) ); gdk_draw_rectangle(GDK_DRAWABLE(pix), alt_gc, TRUE, x-2, y_alt-2, 4, 4); } } @@ -520,8 +856,23 @@ static void draw_elevations (GtkWidget *image, VikTrack *tr, PropWidgets *widget if ( widgets->altitudes == NULL ) return; - minmax_array(widgets->altitudes, &mina, &maxa, TRUE, widgets->profile_width); - maxa = maxa + ((maxa - mina) * 0.25); // Make visible window a bit bigger than highest point + // Convert into appropriate units + vik_units_height_t height_units = a_vik_get_units_height (); + if ( height_units == VIK_UNITS_HEIGHT_FEET ) { + // Convert altitudes into feet units + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->altitudes[i] = VIK_METERS_TO_FEET(widgets->altitudes[i]); + } + } + // Otherwise leave in metres + + minmax_array(widgets->altitudes, &widgets->min_altitude, &widgets->max_altitude, TRUE, widgets->profile_width); + + get_new_min_and_chunk_index_altitude (widgets->min_altitude, widgets->max_altitude, &widgets->draw_min_altitude, &widgets->cia); + + // Assign locally + mina = widgets->draw_min_altitude; + maxa = widgets->max_altitude; window = gtk_widget_get_toplevel (widgets->elev_box); @@ -548,7 +899,6 @@ static void draw_elevations (GtkWidget *image, VikTrack *tr, PropWidgets *widget TRUE, MARGIN, 0, widgets->profile_width, widgets->profile_height); /* draw grid */ - vik_units_height_t height_units = a_vik_get_units_height (); for (i=0; i<=LINES; i++) { PangoFontDescription *pfd; PangoLayout *pl = gtk_widget_create_pango_layout (GTK_WIDGET(image), NULL); @@ -561,10 +911,11 @@ static void draw_elevations (GtkWidget *image, VikTrack *tr, PropWidgets *widget pango_font_description_free (pfd); switch (height_units) { case VIK_UNITS_HEIGHT_METRES: - sprintf(s, "%8dm", (int)(mina + (LINES-i)*(maxa-mina)/LINES)); + sprintf(s, "%8dm", (int)(mina + (LINES-i)*chunksa[widgets->cia])); break; case VIK_UNITS_HEIGHT_FEET: - sprintf(s, "%8dft", (int)VIK_METERS_TO_FEET(mina + (LINES-i)*(maxa-mina)/LINES)); + // NB values already converted into feet + sprintf(s, "%8dft", (int)(mina + (LINES-i)*chunksa[widgets->cia])); break; default: sprintf(s, "--"); @@ -588,7 +939,11 @@ static void draw_elevations (GtkWidget *image, VikTrack *tr, PropWidgets *widget i + MARGIN, 0, i + MARGIN, widgets->profile_height ); else gdk_draw_line ( GDK_DRAWABLE(pix), window->style->dark_gc[3], - i + MARGIN, widgets->profile_height, i + MARGIN, widgets->profile_height-widgets->profile_height*(widgets->altitudes[i]-mina)/(maxa-mina) ); + i + MARGIN, widgets->profile_height, i + MARGIN, widgets->profile_height-widgets->profile_height*(widgets->altitudes[i]-mina)/(chunksa[widgets->cia]*LINES) ); + + // Ensure somekind of max speed when not set + if ( widgets->max_speed < 0.01 ) + widgets->max_speed = vik_track_get_max_speed(tr); draw_dem_alt_speed_dist(tr, GDK_DRAWABLE(pix), @@ -596,6 +951,8 @@ static void draw_elevations (GtkWidget *image, VikTrack *tr, PropWidgets *widget gps_speed_gc, mina, maxa - mina, + widgets->max_speed, + widgets->cia, widgets->profile_width, widgets->profile_height, MARGIN, @@ -630,6 +987,30 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) if ( widgets->speeds == NULL ) return; + // Convert into appropriate units + vik_units_speed_t speed_units = a_vik_get_units_speed (); + switch (speed_units) { + case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->speeds[i] = VIK_MPS_TO_KPH(widgets->speeds[i]); + } + break; + case VIK_UNITS_SPEED_MILES_PER_HOUR: + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->speeds[i] = VIK_MPS_TO_MPH(widgets->speeds[i]); + } + break; + case VIK_UNITS_SPEED_KNOTS: + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->speeds[i] = VIK_MPS_TO_KNOTS(widgets->speeds[i]); + } + break; + default: + // VIK_UNITS_SPEED_METRES_PER_SECOND: + // No need to convert as already in m/s + break; + } + GdkGC *gps_speed_gc; GdkColor color; @@ -643,13 +1024,16 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) gdk_color_parse ( "red", &color ); gdk_gc_set_rgb_fg_color ( gps_speed_gc, &color); - minmax_array(widgets->speeds, &mins, &maxs, FALSE, widgets->profile_width); - if (mins < 0.0) - mins = 0; /* splines sometimes give negative speeds */ - maxs = maxs + ((maxs - mins) * 0.1); - if (maxs-mins < MIN_SPEED_DIFF) { - maxs = mins + MIN_SPEED_DIFF; - } + minmax_array(widgets->speeds, &widgets->min_speed, &widgets->max_speed, FALSE, widgets->profile_width); + if (widgets->min_speed < 0.0) + widgets->min_speed = 0; /* splines sometimes give negative speeds */ + + /* Find suitable chunk index */ + get_new_min_and_chunk_index (widgets->min_speed, widgets->max_speed, chunkss, sizeof(chunkss)/sizeof(chunkss[0]), &widgets->draw_min_speed, &widgets->cis); + + // Assign locally + mins = widgets->draw_min_speed; + maxs = widgets->max_speed; /* clear the image */ gdk_draw_rectangle(GDK_DRAWABLE(pix), window->style->bg_gc[0], @@ -668,19 +1052,19 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) pfd = pango_font_description_from_string (PROPWIN_LABEL_FONT); pango_layout_set_font_description (pl, pfd); pango_font_description_free (pfd); - vik_units_speed_t speed_units = a_vik_get_units_speed (); + // NB: No need to convert here anymore as numbers are in the appropriate units switch (speed_units) { case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: - sprintf(s, "%6.1fkm/h", VIK_MPS_TO_KPH(mins + (LINES-i)*(maxs-mins)/LINES)); + sprintf(s, "%8dkm/h", (int)(mins + (LINES-i)*chunkss[widgets->cis])); break; case VIK_UNITS_SPEED_MILES_PER_HOUR: - sprintf(s, "%6.1fmph", VIK_MPS_TO_MPH(mins + (LINES-i)*(maxs-mins)/LINES)); + sprintf(s, "%8dmph", (int)(mins + (LINES-i)*chunkss[widgets->cis])); break; case VIK_UNITS_SPEED_METRES_PER_SECOND: - sprintf(s, "%8dm/s", (int)(mins + (LINES-i)*(maxs-mins)/LINES)); + sprintf(s, "%8dm/s", (int)(mins + (LINES-i)*chunkss[widgets->cis])); break; case VIK_UNITS_SPEED_KNOTS: - sprintf(s, "%6.1fknots", VIK_MPS_TO_KNOTS(mins + (LINES-i)*(maxs-mins)/LINES)); + sprintf(s, "%8dknots", (int)(mins + (LINES-i)*chunkss[widgets->cis])); break; default: sprintf(s, "--"); @@ -702,7 +1086,7 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) /* draw speeds */ for ( i = 0; i < widgets->profile_width; i++ ) gdk_draw_line ( GDK_DRAWABLE(pix), window->style->dark_gc[3], - i + MARGIN, widgets->profile_height, i + MARGIN, widgets->profile_height-widgets->profile_height*(widgets->speeds[i]-mins)/(maxs-mins) ); + i + MARGIN, widgets->profile_height, i + MARGIN, widgets->profile_height-widgets->profile_height*(widgets->speeds[i]-mins)/(chunkss[widgets->cis]*LINES) ); time_t beg_time = VIK_TRACKPOINT(tr->trackpoints->data)->timestamp; @@ -714,8 +1098,23 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) gdouble gps_speed = VIK_TRACKPOINT(iter->data)->speed; if (isnan(gps_speed)) continue; + switch (speed_units) { + case VIK_UNITS_SPEED_KILOMETRES_PER_HOUR: + gps_speed = VIK_MPS_TO_KPH(gps_speed); + break; + case VIK_UNITS_SPEED_MILES_PER_HOUR: + gps_speed = VIK_MPS_TO_MPH(gps_speed); + break; + case VIK_UNITS_SPEED_KNOTS: + gps_speed = VIK_MPS_TO_KNOTS(gps_speed); + break; + default: + // VIK_UNITS_SPEED_METRES_PER_SECOND: + // No need to convert as already in m/s + break; + } int x = MARGIN + widgets->profile_width * (VIK_TRACKPOINT(iter->data)->timestamp - beg_time) / dur; - int y = widgets->profile_height - widgets->profile_height*(gps_speed - mins)/(maxs - mins); + int y = widgets->profile_height - widgets->profile_height*(gps_speed - mins)/(chunkss[widgets->cis]*LINES); gdk_draw_rectangle(GDK_DRAWABLE(pix), gps_speed_gc, TRUE, x-2, y-2, 4, 4); } } @@ -726,6 +1125,120 @@ static void draw_vt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets) g_object_unref ( G_OBJECT(pix) ); g_object_unref ( G_OBJECT(gps_speed_gc) ); +} + +/** + * Draw just the distance/time image + */ +static void draw_dt ( GtkWidget *image, VikTrack *tr, PropWidgets *widgets ) +{ + GtkWidget *window; + GdkPixmap *pix; + gdouble maxd; + guint i; + + // Free previous allocation + if ( widgets->distances ) + g_free ( widgets->distances ); + + widgets->distances = vik_track_make_distance_map ( tr, widgets->profile_width ); + if ( widgets->distances == NULL ) + return; + + // Convert into appropriate units + vik_units_distance_t dist_units = a_vik_get_units_distance (); + if ( dist_units == VIK_UNITS_DISTANCE_MILES ) { + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->distances[i] = VIK_METERS_TO_MILES(widgets->distances[i]); + } + } + else { + // Metres - but want in kms + for ( i = 0; i < widgets->profile_width; i++ ) { + widgets->distances[i] = widgets->distances[i]/1000.0; + } + } + + window = gtk_widget_get_toplevel (widgets->dist_box); + + pix = gdk_pixmap_new( window->window, widgets->profile_width + MARGIN, widgets->profile_height, -1 ); + + gtk_image_set_from_pixmap ( GTK_IMAGE(image), pix, NULL ); + + // easy to work out min / max of distance! + // Assign locally + // mind = 0.0; - Thus not used + if ( dist_units == VIK_UNITS_DISTANCE_MILES ) + maxd = VIK_METERS_TO_MILES(vik_track_get_length_including_gaps (tr)); + else + maxd = vik_track_get_length_including_gaps (tr) / 1000.0; + + /* Find suitable chunk index */ + gdouble dummy = 0.0; // expect this to remain the same! (not that it's used) + get_new_min_and_chunk_index (0, maxd, chunksd, sizeof(chunksd)/sizeof(chunksd[0]), &dummy, &widgets->cid); + + /* clear the image */ + gdk_draw_rectangle(GDK_DRAWABLE(pix), window->style->bg_gc[0], + TRUE, 0, 0, MARGIN, widgets->profile_height); + gdk_draw_rectangle(GDK_DRAWABLE(pix), window->style->mid_gc[0], + TRUE, MARGIN, 0, widgets->profile_width, widgets->profile_height); + + /* draw grid */ + for (i=0; i<=LINES; i++) { + PangoFontDescription *pfd; + PangoLayout *pl = gtk_widget_create_pango_layout (GTK_WIDGET(image), NULL); + gchar s[32]; + int w, h; + + pango_layout_set_alignment (pl, PANGO_ALIGN_RIGHT); + pfd = pango_font_description_from_string (PROPWIN_LABEL_FONT); + pango_layout_set_font_description (pl, pfd); + pango_font_description_free (pfd); + if ( dist_units == VIK_UNITS_DISTANCE_MILES ) + sprintf(s, _("%.1f miles"), ((LINES-i)*chunksd[widgets->cid])); + else + sprintf(s, _("%.1f km"), ((LINES-i)*chunksd[widgets->cid])); + + pango_layout_set_text(pl, s, -1); + pango_layout_get_pixel_size (pl, &w, &h); + gdk_draw_layout(GDK_DRAWABLE(pix), window->style->fg_gc[0], MARGIN-w-3, + CLAMP((int)i*widgets->profile_height/LINES - h/2, 0, widgets->profile_height-h), pl); + + gdk_draw_line (GDK_DRAWABLE(pix), window->style->dark_gc[0], + MARGIN, widgets->profile_height/LINES * i, MARGIN + widgets->profile_width, widgets->profile_height/LINES * i); + g_object_unref ( G_OBJECT ( pl ) ); + pl = NULL; + } + + /* draw distance */ + for ( i = 0; i < widgets->profile_width; i++ ) + gdk_draw_line ( GDK_DRAWABLE(pix), window->style->dark_gc[3], + i + MARGIN, widgets->profile_height, i + MARGIN, widgets->profile_height-widgets->profile_height*(widgets->distances[i])/(chunksd[widgets->cid]*LINES) ); + + // Show speed indicator + if ( gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widgets->w_show_dist_speed)) ) { + GdkGC *dist_speed_gc = gdk_gc_new ( window->window ); + GdkColor color; + gdk_color_parse ( "red", &color ); + gdk_gc_set_rgb_fg_color ( dist_speed_gc, &color); + + gdouble max_speed = 0; + max_speed = widgets->max_speed * 110 / 100; + + // This is just an indicator - no actual values can be inferred by user + gint i; + for ( i = 0; i < widgets->profile_width; i++ ) { + int y_speed = widgets->profile_height - (widgets->profile_height * widgets->speeds[i])/max_speed; + gdk_draw_rectangle(GDK_DRAWABLE(pix), dist_speed_gc, TRUE, i+MARGIN-2, y_speed-2, 4, 4); + } + g_object_unref ( G_OBJECT(dist_speed_gc) ); + } + + /* draw border */ + gdk_draw_rectangle(GDK_DRAWABLE(pix), window->style->black_gc, FALSE, MARGIN, 0, widgets->profile_width-1, widgets->profile_height-1); + + g_object_unref ( G_OBJECT(pix) ); + } #undef LINES @@ -743,6 +1256,7 @@ static void draw_all_graphs ( GtkWidget *widget, gpointer *pass_along, gboolean GtkWidget *image = NULL; GtkWidget *window = gtk_widget_get_toplevel(widget); gdouble pc = NAN; + gdouble pc_blob = NAN; // Draw elevations if (widgets->elev_box != NULL) { @@ -760,22 +1274,35 @@ static void draw_all_graphs ( GtkWidget *widget, gpointer *pass_along, gboolean image = GTK_WIDGET(child->data); g_list_free(child); - // Ensure marker is redrawn if necessary - if (widgets->is_marker_drawn) { + // Ensure marker or blob are redrawn if necessary + if (widgets->is_marker_drawn || widgets->is_blob_drawn) { pc = tp_percentage_by_distance ( tr, widgets->marker_tp, widgets->track_length ); - gdouble marker_x = 0.0; + gdouble x_blob = -MARGIN - 1.0; // i.e. Don't draw unless we get a valid value + gint y_blob = 0; + if (widgets->is_blob_drawn) { + pc_blob = tp_percentage_by_distance ( tr, widgets->blob_tp, widgets->track_length ); + if (!isnan(pc_blob)) { + x_blob = (pc_blob * widgets->profile_width); + } + y_blob = blobby_altitude (x_blob, widgets); + } + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value if (!isnan(pc)) { - marker_x = (pc * widgets->profile_width) + MARGIN + (image->allocation.width/2 - widgets->profile_width/2 - MARGIN/2); - save_image_and_draw_graph_mark(image, + marker_x = (pc * widgets->profile_width) + MARGIN; + } + + save_image_and_draw_graph_marks (image, marker_x, - image->allocation.width, window->style->black_gc, + x_blob+MARGIN, + y_blob, &widgets->elev_graph_saved_img, widgets->profile_width, widgets->profile_height, - &widgets->is_marker_drawn); - } + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); } } @@ -795,25 +1322,90 @@ static void draw_all_graphs ( GtkWidget *widget, gpointer *pass_along, gboolean image = GTK_WIDGET(child->data); g_list_free(child); - // Ensure marker is redrawn if necessary - if (widgets->is_marker_drawn) { + // Ensure marker or blob are redrawn if necessary + if (widgets->is_marker_drawn || widgets->is_blob_drawn) { pc = tp_percentage_by_time ( tr, widgets->marker_tp ); - gdouble marker_x = 0.0; + gdouble x_blob = -MARGIN - 1.0; // i.e. Don't draw unless we get a valid value + gint y_blob = 0; + if (widgets->is_blob_drawn) { + pc_blob = tp_percentage_by_time ( tr, widgets->blob_tp ); + if (!isnan(pc_blob)) { + x_blob = (pc_blob * widgets->profile_width); + } + + y_blob = blobby_speed (x_blob, widgets); + } + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value if (!isnan(pc)) { - marker_x = (pc * widgets->profile_width) + MARGIN + (image->allocation.width/2 - widgets->profile_width/2 - MARGIN/2); - save_image_and_draw_graph_mark(image, + marker_x = (pc * widgets->profile_width) + MARGIN; + } + + save_image_and_draw_graph_marks (image, marker_x, - image->allocation.width, window->style->black_gc, + x_blob+MARGIN, + y_blob, &widgets->speed_graph_saved_img, widgets->profile_width, widgets->profile_height, - &widgets->is_marker_drawn); + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); + } + } + + // Draw Distances + if (widgets->dist_box != NULL) { + + // Saved image no longer any good as we've resized + if (resized && widgets->dist_graph_saved_img.img) { + g_object_unref(widgets->dist_graph_saved_img.img); + widgets->dist_graph_saved_img.img = NULL; + widgets->dist_graph_saved_img.saved = FALSE; + } + + child = gtk_container_get_children(GTK_CONTAINER(widgets->dist_box)); + draw_dt (GTK_WIDGET(child->data), tr, widgets ); + + image = GTK_WIDGET(child->data); + g_list_free(child); + + // Ensure marker or blob are redrawn if necessary + if (widgets->is_marker_drawn || widgets->is_blob_drawn) { + + pc = tp_percentage_by_time ( tr, widgets->marker_tp ); + + gdouble x_blob = -MARGIN - 1.0; // i.e. Don't draw unless we get a valid value + gint y_blob = 0; + if (widgets->is_blob_drawn) { + pc_blob = tp_percentage_by_time ( tr, widgets->blob_tp ); + if (!isnan(pc_blob)) { + x_blob = (pc_blob * widgets->profile_width); + } + + y_blob = blobby_distance (x_blob, widgets); } + + gdouble marker_x = -1.0; // i.e. Don't draw unless we get a valid value + if (!isnan(pc)) { + marker_x = (pc * widgets->profile_width) + MARGIN; + } + + save_image_and_draw_graph_marks (image, + marker_x, + window->style->black_gc, + x_blob+MARGIN, + y_blob, + &widgets->dist_graph_saved_img, + widgets->profile_width, + widgets->profile_height, + &widgets->is_marker_drawn, + &widgets->is_blob_drawn); } } + } /** @@ -953,6 +1545,42 @@ GtkWidget *vik_trw_layer_create_vtdiag ( GtkWidget *window, VikTrack *tr, gpoint return eventbox; } + +/** + * Create distance / time widgets including the image and callbacks + */ +GtkWidget *vik_trw_layer_create_dtdiag ( GtkWidget *window, VikTrack *tr, gpointer vlp, VikViewport *vvp, PropWidgets *widgets) +{ + GdkPixmap *pix; + GtkWidget *image; + GtkWidget *eventbox; + gpointer *pass_along; + + // First allocation + widgets->distances = vik_track_make_distance_map ( tr, widgets->profile_width ); + if ( widgets->distances == NULL ) + return NULL; + + pass_along = g_malloc ( sizeof(gpointer) * 4 ); /* FIXME: mem leak -- never be freed */ + pass_along[0] = tr; + pass_along[1] = vlp; + pass_along[2] = vvp; + pass_along[3] = widgets; + + pix = gdk_pixmap_new( window->window, widgets->profile_width + MARGIN, widgets->profile_height, -1 ); + image = gtk_image_new_from_pixmap ( pix, NULL ); + + g_object_unref ( G_OBJECT(pix) ); + + eventbox = gtk_event_box_new (); + g_signal_connect ( G_OBJECT(eventbox), "button_press_event", G_CALLBACK(track_dt_click), pass_along ); + g_signal_connect ( G_OBJECT(eventbox), "motion_notify_event", G_CALLBACK(track_dt_move), pass_along ); + g_signal_connect_swapped ( G_OBJECT(eventbox), "destroy", G_CALLBACK(g_free), pass_along ); + gtk_container_add ( GTK_CONTAINER(eventbox), image ); + gtk_widget_set_events (eventbox, GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK); + + return eventbox; +} #undef MARGIN static void propwin_response_cb( GtkDialog *dialog, gint resp, PropWidgets *widgets) @@ -1129,7 +1757,6 @@ void vik_trw_layer_propwin_run ( GtkWindow *parent, VikTrwLayer *vtl, VikTrack * PropWidgets *widgets = prop_widgets_new(); widgets->vtl = vtl; widgets->tr = tr; - widgets->vlp = vlp; widgets->profile_width = PROPWIN_PROFILE_WIDTH; widgets->profile_height = PROPWIN_PROFILE_HEIGHT; widgets->track_name = track_name; @@ -1154,6 +1781,7 @@ void vik_trw_layer_propwin_run ( GtkWindow *parent, VikTrwLayer *vtl, VikTrack * gdouble min_alt, max_alt; widgets->elev_box = vik_trw_layer_create_profile(GTK_WIDGET(parent), tr, vlp, vvp, widgets, &min_alt, &max_alt); widgets->speed_box = vik_trw_layer_create_vtdiag(GTK_WIDGET(parent), tr, vlp, vvp, widgets); + widgets->dist_box = vik_trw_layer_create_dtdiag(GTK_WIDGET(parent), tr, vlp, vvp, widgets); GtkWidget *graphs = gtk_notebook_new(); GtkWidget *content[20]; @@ -1390,6 +2018,20 @@ void vik_trw_layer_propwin_run ( GtkWindow *parent, VikTrwLayer *vtl, VikTrack * gtk_notebook_append_page(GTK_NOTEBOOK(graphs), page, gtk_label_new(_("Speed-time"))); } + if ( widgets->dist_box ) { + GtkWidget *page = NULL; + widgets->w_cur_dist_time = gtk_label_new(_("No Data")); + widgets->w_cur_dist_dist = gtk_label_new(_("No Data")); + widgets->w_show_dist_speed = gtk_check_button_new_with_mnemonic(_("Show S_peed")); + page = create_graph_page (widgets->dist_box, + _("Track Distance:"), widgets->w_cur_dist_dist, + _("Track Time:"), widgets->w_cur_dist_time, + widgets->w_show_dist_speed, FALSE, + NULL, FALSE); + g_signal_connect (widgets->w_show_dist_speed, "toggled", G_CALLBACK (checkbutton_toggle_cb), pass_along); + gtk_notebook_append_page(GTK_NOTEBOOK(graphs), page, gtk_label_new(_("Distance-time"))); + } + gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), graphs, FALSE, FALSE, 0); gtk_dialog_set_response_sensitive(GTK_DIALOG(dialog), VIK_TRW_LAYER_PROPWIN_SPLIT_MARKER, FALSE);