/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2008-2014 Free Software Foundation.
+ Copyright (C) 2008-2015, 2016 Free Software Foundation.
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
#include "ui/gui/psppire-output-view.h"
+#include <cairo/cairo-svg.h>
#include <errno.h>
#include <stdbool.h>
#include "libpspp/assertion.h"
#include "libpspp/string-map.h"
-#include "output/cairo.h"
+#include "output/cairo-fsm.h"
+#include "output/cairo-pager.h"
#include "output/driver-provider.h"
#include "output/driver.h"
#include "output/chart-item.h"
+#include "output/group-item.h"
#include "output/message-item.h"
#include "output/output-item.h"
+#include "output/output-item-provider.h"
#include "output/table-item.h"
#include "output/text-item.h"
#include "gl/c-xvasprintf.h"
#include "gl/minmax.h"
-#include "gl/tmpdir.h"
+#include "gl/clean-temp.h"
#include "gl/xalloc.h"
#include <gettext.h>
struct psppire_output_view
{
- struct xr_driver *xr;
- int font_height;
+ struct xr_fsm_style *style;
+ int object_spacing;
GtkLayout *output;
int render_width;
int max_width;
- int y;
+ glong y;
- struct string_map render_opts;
GtkTreeView *overview;
- GtkTreeIter cur_command;
- bool in_command;
+ GtkTreePath *cur_group;
GtkWidget *toplevel;
+ guint buttontime; /* Time of the button event */
+
struct output_view_item *items;
size_t n_items, allocated_items;
+ struct output_view_item *selected_item;
/* Variables pertaining to printing */
GtkPrintSettings *print_settings;
- struct xr_driver *print_xrd;
+
+ struct xr_fsm_style *fsm_style;
+ struct xr_page_style *page_style;
+ struct xr_pager *pager;
int print_item;
int print_n_pages;
gboolean paginated;
enum
{
- COL_NAME, /* Table name. */
+ COL_LABEL, /* Output item label. */
COL_ADDR, /* Pointer to the table */
- COL_Y, /* Y position of top of name. */
+ COL_Y, /* Y position of top of object. */
N_COLS
};
-static void on_dwgarea_realize (GtkWidget *widget, gpointer data);
+static GtkTargetList *build_target_list (const struct output_item *item);
+static void clipboard_get_cb (GtkClipboard *clipboard,
+ GtkSelectionData *selection_data,
+ guint info,
+ gpointer data);
+/* Draws a white background on the GtkLayout to match the white background of
+ each of the output items. */
static gboolean
-expose_event_callback (GtkWidget *widget, GdkEventExpose *event, gpointer data)
+layout_draw_callback (GtkWidget *widget, cairo_t *cr, gpointer data)
{
- struct psppire_output_view *view = data;
- struct xr_rendering *r = g_object_get_data (G_OBJECT (widget), "rendering");
- cairo_t *cr = gdk_cairo_create (widget->window);
+ int width = gtk_widget_get_allocated_width (widget);
+ int height = gtk_widget_get_allocated_height (widget);
+ GtkStyleContext *context = gtk_widget_get_style_context (widget);
+ gtk_render_background (context, cr, 0, 0, width, height);
+ return FALSE; /* Continue drawing the GtkDrawingAreas. */
+}
- const GtkStyle *style = gtk_widget_get_style (GTK_WIDGET (view->output));
+static gboolean
+draw_callback (GtkWidget *widget, cairo_t *cr, gpointer data)
+{
+ GdkRectangle clip;
+ if (!gdk_cairo_get_clip_rectangle (cr, &clip))
+ return TRUE;
+
+ struct xr_fsm *fsm = g_object_get_data (G_OBJECT (widget), "fsm");
+
+ /* Draw the background based on the state of the widget
+ which can be selected or not selected */
+ GtkStyleContext *context = gtk_widget_get_style_context (widget);
+ gtk_render_background (context, cr, clip.x, clip.y,
+ clip.x + clip.width, clip.y + clip.height);
+ /* Select the default foreground color based on current style
+ and state of the widget */
+ GtkStateFlags state = gtk_widget_get_state_flags (widget);
+ GdkRGBA color;
+ gtk_style_context_get_color (context, state, &color);
+ cairo_set_source_rgba (cr, color.red, color.green, color.blue, color.alpha);
+ xr_fsm_draw_region (fsm, cr, clip.x, clip.y, clip.width, clip.height);
- PangoFontDescription *font_desc;
- char *font_name;
+ return TRUE;
+}
- gchar *fgc =
- gdk_color_to_string (&style->text[gtk_widget_get_state (GTK_WIDGET (view->output))]);
+static void
+free_fsm (gpointer fsm_)
+{
+ struct xr_fsm *fsm = fsm_;
+ xr_fsm_destroy (fsm);
+}
- string_map_replace (&view->render_opts, "foreground-color", fgc);
+static struct xr_fsm_style *
+get_xr_fsm_style (struct psppire_output_view *view)
+{
+ GtkStyleContext *context
+ = gtk_widget_get_style_context (GTK_WIDGET (view->output));
+ GtkStateFlags state = gtk_widget_get_state_flags (GTK_WIDGET (view->output));
+
+ int xr_width = view->render_width * 1000;
+
+ PangoFontDescription *pf;
+ gtk_style_context_get (context, state, "font", &pf, NULL);
+ PangoFontDescription *ff = pango_font_description_from_string ("Monospace");
+ pango_font_description_set_size (ff, pango_font_description_get_size (pf));
+
+ struct xr_fsm_style *style = xmalloc (sizeof *style);
+ *style = (struct xr_fsm_style) {
+ .ref_cnt = 1,
+ .size = { [TABLE_HORZ] = xr_width, [TABLE_VERT] = INT_MAX },
+ .min_break = { [TABLE_HORZ] = xr_width / 2, [TABLE_VERT] = 0 },
+ .fonts = {
+ [XR_FONT_PROPORTIONAL] = pf,
+ [XR_FONT_FIXED] = ff,
+ },
+ .use_system_colors = true,
+ .font_resolution = 96.0,
+ };
- free (fgc);
+ return style;
+}
- /* Use GTK+ default font as proportional font. */
- font_name = pango_font_description_to_string (style->font_desc);
- string_map_replace (&view->render_opts, "prop-font", font_name);
- g_free (font_name);
+/* Return the horizontal position to place a widget whose
+ width is CHILD_WIDTH */
+static gint
+get_xpos (const struct psppire_output_view *view, gint child_width)
+{
+ GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
+ guint w = gdk_window_get_width (gdkw);
+ int gutter = 0;
+ g_object_get (view->output, "border-width", &gutter, NULL);
+ return (gtk_widget_get_direction (GTK_WIDGET (view->output)) == GTK_TEXT_DIR_RTL) ? w - child_width - gutter: gutter;
+}
- /* Derived emphasized font from proportional font. */
- font_desc = pango_font_description_copy (style->font_desc);
- pango_font_description_set_style (font_desc, PANGO_STYLE_ITALIC);
- font_name = pango_font_description_to_string (font_desc);
- string_map_replace (&view->render_opts, "emph-font", font_name);
- g_free (font_name);
- pango_font_description_free (font_desc);
+static struct output_view_item *
+find_selected_item (struct psppire_output_view *view)
+{
+ struct output_view_item *item = NULL;
+ if (view == NULL)
+ return NULL;
+ if (view->items == NULL)
+ return NULL;
- xr_rendering_apply_options (r, &view->render_opts);
+ for (item = view->items; item < &view->items[view->n_items]; item++)
+ {
+ GtkWidget *widget = GTK_WIDGET (item->drawing_area);
+ if (GTK_IS_WIDGET (widget))
+ {
+ GtkStateFlags state = gtk_widget_get_state_flags (widget);
+ if (state & GTK_STATE_FLAG_SELECTED)
+ return item;
+ }
+ }
+ return NULL;
+}
- xr_rendering_draw (r, cr, event->area.x, event->area.y,
- event->area.width, event->area.height);
- cairo_destroy (cr);
- return TRUE;
+static void
+set_copy_action (struct psppire_output_view *view,
+ gboolean state)
+{
+ GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view->output));
+ GAction *copy_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
+ "copy");
+ g_object_set (copy_action,
+ "enabled", state,
+ NULL);
}
static void
-free_rendering (gpointer rendering_)
+clear_selection (struct psppire_output_view *view)
+{
+ if (view == NULL)
+ return;
+ struct output_view_item *item = find_selected_item (view);
+ if (item == NULL)
+ return;
+ set_copy_action (view, FALSE);
+ GtkWidget *widget = GTK_WIDGET (item->drawing_area);
+ if (GTK_IS_WIDGET (widget))
+ {
+ gtk_widget_unset_state_flags (widget, GTK_STATE_FLAG_SELECTED);
+ gtk_widget_queue_draw (widget);
+ }
+}
+
+static gboolean
+off_item_button_press_event_cb (GtkWidget *widget,
+ GdkEventButton *event,
+ struct psppire_output_view *view)
+{
+ /* buttontime is set by button_press_event_cb
+ If our event->time is equal to the time from the
+ button_press_event_cb, then we handle the same event.
+ In that case we must not clear the selection because
+ it was just set by button_press_event_cb from the item */
+ if (event->time != view->buttontime)
+ clear_selection (view);
+ return FALSE; /* Forward the event -> DragNDrop */
+}
+
+static gboolean
+button_press_event_cb (GtkWidget *widget,
+ GdkEventButton *event,
+ struct psppire_output_view *view)
{
- struct xr_rendering *rendering = rendering_;
- xr_rendering_destroy (rendering);
+ view->buttontime = event->time;
+ clear_selection (view);
+ set_copy_action (view, TRUE);
+ gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_SELECTED, FALSE);
+ gtk_widget_queue_draw (widget);
+ return FALSE; /* Forward Event -> off_item will trigger */
}
static void
-create_xr (struct psppire_output_view *view)
-{
- const GtkStyle *style = gtk_widget_get_style (GTK_WIDGET (view->output));
- struct text_item *text_item;
- PangoFontDescription *font_desc;
- struct xr_rendering *r;
- char *font_name;
- int font_width;
- cairo_t *cr;
- gchar *fgc;
-
- cr = gdk_cairo_create (GTK_WIDGET (view->output)->window);
-
- /* Set the widget's text color as the foreground color for the output driver */
- fgc = gdk_color_to_string (&style->text[gtk_widget_get_state (GTK_WIDGET (view->output))]);
-
- string_map_insert (&view->render_opts, "foreground-color", fgc);
- g_free (fgc);
-
- /* Use GTK+ default font as proportional font. */
- font_name = pango_font_description_to_string (style->font_desc);
- string_map_insert (&view->render_opts, "prop-font", font_name);
- g_free (font_name);
-
- /* Derived emphasized font from proportional font. */
- font_desc = pango_font_description_copy (style->font_desc);
- pango_font_description_set_style (font_desc, PANGO_STYLE_ITALIC);
- font_name = pango_font_description_to_string (font_desc);
- string_map_insert (&view->render_opts, "emph-font", font_name);
- g_free (font_name);
- pango_font_description_free (font_desc);
-
- /* Pretend that the "page" has a reasonable width and a very big length,
- so that most tables can be conveniently viewed on-screen with vertical
- scrolling only. (The length should not be increased very much because
- it is already close enough to INT_MAX when expressed as thousands of a
- point.) */
- string_map_insert_nocopy (&view->render_opts, xstrdup ("paper-size"),
- xasprintf ("%dx1000000pt", view->render_width));
- string_map_insert (&view->render_opts, "left-margin", "0");
- string_map_insert (&view->render_opts, "right-margin", "0");
- string_map_insert (&view->render_opts, "top-margin", "0");
- string_map_insert (&view->render_opts, "bottom-margin", "0");
-
- view->xr = xr_driver_create (cr, &view->render_opts);
-
- text_item = text_item_create (TEXT_ITEM_PARAGRAPH, "X");
- r = xr_rendering_create (view->xr, text_item_super (text_item), cr);
- xr_rendering_measure (r, &font_width, &view->font_height);
- /* xr_rendering_destroy (r); */
- text_item_unref (text_item);
+drag_data_get_cb (GtkWidget *widget, GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint target_type, guint time,
+ struct psppire_output_view *view)
+{
+ view->selected_item = find_selected_item (view);
+ clipboard_get_cb (NULL, selection_data, target_type, view);
+}
- cairo_destroy (cr);
+static void
+create_drawing_area (struct psppire_output_view *view,
+ GtkWidget *drawing_area, struct xr_fsm *r,
+ int tw, int th, const struct output_item *item)
+{
+ g_object_set_data_full (G_OBJECT (drawing_area),
+ "fsm", r, free_fsm);
+ g_signal_connect (drawing_area, "button-press-event",
+ G_CALLBACK (button_press_event_cb), view);
+ gtk_widget_add_events (drawing_area, GDK_BUTTON_PRESS_MASK);
+
+ { /* Drag and Drop */
+ GtkTargetList *tl = build_target_list (item);
+ g_assert (tl);
+ gtk_drag_source_set (drawing_area, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
+ gtk_drag_source_set_target_list (drawing_area, tl);
+ gtk_target_list_unref (tl);
+ g_signal_connect (drawing_area, "drag-data-get",
+ G_CALLBACK (drag_data_get_cb), view);
+ }
+ GtkStyleContext *context = gtk_widget_get_style_context (drawing_area);
+ gtk_style_context_add_class (context,
+ GTK_STYLE_CLASS_VIEW);
+ g_signal_connect (drawing_area, "draw",
+ G_CALLBACK (draw_callback), view);
+
+ gtk_widget_set_size_request (drawing_area, tw, th);
+ gint xpos = get_xpos (view, tw);
+
+ gtk_layout_put (view->output, drawing_area, xpos, view->y);
+
+ gtk_widget_show (drawing_area);
}
static void
rerender (struct psppire_output_view *view)
{
struct output_view_item *item;
- cairo_t *cr;
+ GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
- if (!view->n_items || !GTK_WIDGET (view->output)->window)
+ if (!view->n_items || ! gdkw)
return;
- string_map_clear (&view->render_opts);
- xr_driver_destroy (view->xr);
- create_xr (view);
+ if (!view->style)
+ view->style = get_xr_fsm_style (view);
- cr = gdk_cairo_create (GTK_WIDGET (view->output)->window);
+ GdkWindow *win = gtk_layout_get_bin_window (view->output);
+ cairo_region_t *region = gdk_window_get_visible_region (win);
+ GdkDrawingContext *ctx = gdk_window_begin_draw_frame (win, region);
+ cairo_t *cr = gdk_drawing_context_get_cairo_context (ctx);
view->y = 0;
view->max_width = 0;
for (item = view->items; item < &view->items[view->n_items]; item++)
{
- struct xr_rendering *r;
+ struct xr_fsm *r;
+ GtkAllocation alloc;
int tw, th;
- bool new;
if (view->y > 0)
- view->y += view->font_height / 2;
+ view->y += view->object_spacing;
+
+ if (is_group_open_item (item->item))
+ continue;
- r = xr_rendering_create (view->xr, item->item, cr);
+ r = xr_fsm_create_for_scrolling (item->item, view->style, cr);
if (r == NULL)
{
g_warn_if_reached ();
continue;
}
- xr_rendering_measure (r, &tw, &th);
+ xr_fsm_measure (r, cr, &tw, &th);
- new = !item->drawing_area;
- if (new)
- item->drawing_area = gtk_drawing_area_new ();
- g_object_set_data_full (G_OBJECT (item->drawing_area),
- "rendering", r, free_rendering);
+ gint xpos = get_xpos (view, tw);
- gtk_widget_set_size_request (item->drawing_area, tw, th);
- if (new)
- gtk_layout_put (view->output, item->drawing_area, 0, view->y);
+ if (!item->drawing_area)
+ {
+ item->drawing_area = gtk_drawing_area_new ();
+ create_drawing_area (view, item->drawing_area, r, tw, th, item->item);
+ }
else
- gtk_layout_move (view->output, item->drawing_area, 0, view->y);
+ {
+ g_object_set_data_full (G_OBJECT (item->drawing_area),
+ "fsm", r, free_fsm);
+ gtk_widget_set_size_request (item->drawing_area, tw, th);
+ gtk_layout_move (view->output, item->drawing_area, xpos, view->y);
+ }
+
+ if (is_table_item (item->item))
+ {
+ const struct table_item *ti = to_table_item (item->item);
+ gtk_widget_set_tooltip_text (item->drawing_area, ti->notes);
+ }
+
+ {
+ gint minw;
+ gint minh;
+ /* This code probably doesn't bring us anthing, but Gtk
+ shows warnings if get_preferred_width/height is not
+ called before the size_allocate below is called. */
+ gtk_widget_get_preferred_width (item->drawing_area, &minw, NULL);
+ gtk_widget_get_preferred_height (item->drawing_area, &minh, NULL);
+ if (th > minh) th = minh;
+ if (tw > minw) tw = minw;
+ }
+ alloc.x = xpos;
+ alloc.y = view->y;
+ alloc.width = tw;
+ alloc.height = th;
+
+ gtk_widget_size_allocate (item->drawing_area, &alloc);
if (view->max_width < tw)
view->max_width = tw;
view->y += th;
}
- gtk_layout_set_size (view->output, view->max_width, view->y);
- cairo_destroy (cr);
+ gtk_layout_set_size (view->output,
+ view->max_width + view->object_spacing,
+ view->y + view->object_spacing);
+
+ gdk_window_end_draw_frame (win, ctx);
+ cairo_region_destroy (region);
}
+
void
psppire_output_view_put (struct psppire_output_view *view,
const struct output_item *item)
{
struct output_view_item *view_item;
GtkWidget *drawing_area;
- struct xr_rendering *r;
- struct string name;
- GtkTreeStore *store;
- cairo_t *cr = NULL;
- GtkTreePath *path;
- GtkTreeIter iter;
int tw, th;
- if (is_text_item (item))
+ if (is_group_close_item (item))
{
- const struct text_item *text_item = to_text_item (item);
- enum text_item_type type = text_item_get_type (text_item);
- const char *text = text_item_get_text (text_item);
-
- if (type == TEXT_ITEM_COMMAND_CLOSE)
+ if (view->cur_group)
{
- view->in_command = false;
- return;
+ if (!gtk_tree_path_up (view->cur_group))
+ {
+ gtk_tree_path_free (view->cur_group);
+ view->cur_group = NULL;
+ }
}
- else if (text[0] == '\0')
+ return;
+ }
+ else if (is_text_item (item))
+ {
+ const struct text_item *text_item = to_text_item (item);
+ const char *text = text_item_get_text (text_item);
+ if (text[0] == '\0')
return;
}
view_item->item = output_item_ref (item);
view_item->drawing_area = NULL;
- if (GTK_WIDGET (view->output)->window)
+ GdkWindow *win = gtk_widget_get_window (GTK_WIDGET (view->output));
+ if (is_group_open_item (item))
+ tw = th = 0;
+ else if (win)
{
view_item->drawing_area = drawing_area = gtk_drawing_area_new ();
- cr = gdk_cairo_create (GTK_WIDGET (view->output)->window);
- if (view->xr == NULL)
- create_xr (view);
+ if (!view->style)
+ view->style = get_xr_fsm_style (view);
+
+ cairo_region_t *region = gdk_window_get_visible_region (win);
+ GdkDrawingContext *ctx = gdk_window_begin_draw_frame (win, region);
+ cairo_t *cr = gdk_drawing_context_get_cairo_context (ctx);
if (view->y > 0)
- view->y += view->font_height / 2;
+ view->y += view->object_spacing;
- r = xr_rendering_create (view->xr, item, cr);
+ struct xr_fsm *r = xr_fsm_create_for_scrolling (item, view->style, cr);
if (r == NULL)
- goto done;
-
- xr_rendering_measure (r, &tw, &th);
-
- g_object_set_data_full (G_OBJECT (drawing_area), "rendering", r, free_rendering);
- g_signal_connect (drawing_area, "realize",
- G_CALLBACK (on_dwgarea_realize), view);
- g_signal_connect (drawing_area, "expose_event",
- G_CALLBACK (expose_event_callback), view);
-
- gtk_widget_set_size_request (drawing_area, tw, th);
- gtk_layout_put (view->output, drawing_area, 0, view->y);
+ {
+ gdk_window_end_draw_frame (win, ctx);
+ cairo_region_destroy (region);
+ return;
+ }
- gtk_widget_show (drawing_area);
+ xr_fsm_measure (r, cr, &tw, &th);
+ create_drawing_area (view, drawing_area, r, tw, th, item);
+ gdk_window_end_draw_frame (win, ctx);
+ cairo_region_destroy (region);
}
+ else
+ tw = th = 0;
- if (view->overview
- && (!is_text_item (item)
- || text_item_get_type (to_text_item (item)) != TEXT_ITEM_SYNTAX
- || !view->in_command))
+ if (view->overview)
{
- store = GTK_TREE_STORE (gtk_tree_view_get_model (view->overview));
+ GtkTreeStore *store = GTK_TREE_STORE (
+ gtk_tree_view_get_model (view->overview));
- ds_init_empty (&name);
- if (is_text_item (item)
- && text_item_get_type (to_text_item (item)) == TEXT_ITEM_COMMAND_OPEN)
- {
- gtk_tree_store_append (store, &iter, NULL);
- view->cur_command = iter; /* XXX shouldn't save a GtkTreeIter */
- view->in_command = true;
- }
+ /* Create a new node in the tree and puts a reference to it in 'iter'. */
+ GtkTreeIter iter;
+ GtkTreeIter parent;
+ if (view->cur_group
+ && gtk_tree_path_get_depth (view->cur_group) > 0
+ && gtk_tree_model_get_iter (GTK_TREE_MODEL (store),
+ &parent, view->cur_group))
+ gtk_tree_store_append (store, &iter, &parent);
else
- {
- GtkTreeIter *p = view->in_command ? &view->cur_command : NULL;
- gtk_tree_store_append (store, &iter, p);
- }
+ gtk_tree_store_append (store, &iter, NULL);
- ds_clear (&name);
- if (is_text_item (item))
- ds_put_cstr (&name, text_item_get_text (to_text_item (item)));
- else if (is_message_item (item))
- {
- const struct message_item *msg_item = to_message_item (item);
- const struct msg *msg = message_item_get_msg (msg_item);
- ds_put_format (&name, "%s: %s", _("Message"),
- msg_severity_to_string (msg->severity));
- }
- else if (is_table_item (item))
- {
- const char *title = table_item_get_title (to_table_item (item));
- if (title != NULL)
- ds_put_format (&name, "Table: %s", title);
- else
- ds_put_cstr (&name, "Table");
- }
- else if (is_chart_item (item))
+ if (is_group_open_item (item))
{
- const char *s = chart_item_get_title (to_chart_item (item));
- if (s != NULL)
- ds_put_format (&name, "Chart: %s", s);
- else
- ds_put_cstr (&name, "Chart");
+ gtk_tree_path_free (view->cur_group);
+ view->cur_group = gtk_tree_model_get_path (GTK_TREE_MODEL (store),
+ &iter);
}
+
gtk_tree_store_set (store, &iter,
- COL_NAME, ds_cstr (&name),
+ COL_LABEL, output_item_get_label (item),
COL_ADDR, item,
COL_Y, view->y,
-1);
- ds_destroy (&name);
- path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
+ GtkTreePath *path = gtk_tree_model_get_path (
+ GTK_TREE_MODEL (store), &iter);
gtk_tree_view_expand_row (view->overview, path, TRUE);
gtk_tree_path_free (path);
}
view->y += th;
gtk_layout_set_size (view->output, view->max_width, view->y);
-
-done:
- cairo_destroy (cr);
}
static void
y = g_value_get_long (&value);
g_value_unset (&value);
- vadj = gtk_layout_get_vadjustment (view->output);
- min = vadj->lower;
- max = vadj->upper - vadj->page_size;
+ vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (view->output));
+ min = gtk_adjustment_get_lower (vadj);
+ max = gtk_adjustment_get_upper (vadj) - gtk_adjustment_get_page_size (vadj);
if (y < min)
y = min;
else if (y > max)
}
static void
-copy_base_to_bg (GtkWidget *dest, GtkWidget *src)
+on_style_updated (GtkWidget *toplevel, struct psppire_output_view *view)
{
- int i;
- for (i = 0; i < 5; ++i)
+ if (!view->n_items || !gtk_widget_get_window (GTK_WIDGET (view->output)))
+ return;
+
+ /* GTK+ fires this signal for trivial changes like the mouse moving in or out
+ of the window. Check whether the actual fsm options changed and
+ re-render only if they did. */
+ struct xr_fsm_style *style = get_xr_fsm_style (view);
+ if (!view->style || !xr_fsm_style_equals (style, view->style))
{
- gtk_widget_modify_bg (dest, i, >k_widget_get_style (src)->base[i]);
- gtk_widget_modify_fg (dest, i, >k_widget_get_style (src)->text[i]);
+ xr_fsm_style_unref (view->style);
+ view->style = xr_fsm_style_ref (style);
+ rerender (view);
}
-}
-
-/* Copy the base style from the parent widget to the container and all its
- children. We do this because the container's primary purpose is to display
- text. This way psppire appears to follow the chosen gnome theme. */
-static void
-on_style_set (GtkWidget *toplevel, GtkStyle *prev,
- struct psppire_output_view *view)
-{
- copy_base_to_bg (GTK_WIDGET (view->output), toplevel);
- gtk_container_foreach (GTK_CONTAINER (view->output),
- (GtkCallback) copy_base_to_bg, view->output);
-}
-
-static void
-on_dwgarea_realize (GtkWidget *dwg_area, gpointer data)
-{
- copy_base_to_bg (dwg_area, gtk_widget_get_toplevel (dwg_area));
+ xr_fsm_style_unref (style);
}
enum {
SELECT_FMT_TEXT,
SELECT_FMT_UTF8,
SELECT_FMT_HTML,
+ SELECT_FMT_SVG,
+ SELECT_FMT_IMG,
SELECT_FMT_ODT
};
-/* GNU Hurd doesn't have PATH_MAX. Use a fallback.
- Temporary directory names are usually not that long. */
-#ifndef PATH_MAX
-# define PATH_MAX 1024
-#endif
+static void
+clear_rectangle (cairo_surface_t *surface,
+ double x0, double y0, double x1, double y1)
+{
+ cairo_t *cr = cairo_create (surface);
+ cairo_set_source_rgb (cr, 1, 1, 1);
+ cairo_new_path (cr);
+ cairo_rectangle (cr, x0, y0, x1 - x0, y1 - y0);
+ cairo_fill (cr);
+ cairo_destroy (cr);
+}
static void
clipboard_get_cb (GtkClipboard *clipboard,
gsize length;
gchar *text = NULL;
struct output_driver *driver = NULL;
- char dirname[PATH_MAX], *filename;
+ char *filename;
struct string_map options;
+ struct temp_dir *td = NULL;
- GtkTreeSelection *sel = gtk_tree_view_get_selection (view->overview);
- GtkTreeModel *model = gtk_tree_view_get_model (view->overview);
-
- GList *rows = gtk_tree_selection_get_selected_rows (sel, &model);
- GList *n = rows;
-
- if ( n == NULL)
+ if (view->selected_item == NULL)
return;
- if (path_search (dirname, sizeof dirname, NULL, NULL, true)
- || mkdtemp (dirname) == NULL)
+ td = create_temp_dir ("pspp", NULL, false);
+ if (td == NULL)
{
msg_error (errno, _("failed to create temporary directory during clipboard operation"));
return;
}
- filename = xasprintf ("%s/clip.tmp", dirname);
+ filename = xasprintf ("%s/clip.tmp", td->dir_name);
string_map_init (&options);
string_map_insert (&options, "output-file", filename);
case SELECT_FMT_TEXT:
string_map_insert (&options, "format", "txt");
+ string_map_insert (&options, "width", "1000");
break;
case SELECT_FMT_HTML:
string_map_insert (&options, "css", "false");
break;
+ case SELECT_FMT_SVG:
+ case SELECT_FMT_IMG:
+ /* see below */
+ break;
+
case SELECT_FMT_ODT:
string_map_insert (&options, "format", "odt");
break;
break;
}
- driver = output_driver_create (&options);
- if (driver == NULL)
- goto finish;
-
- while (n)
+ if ((info == SELECT_FMT_IMG) ||
+ (info == SELECT_FMT_SVG) )
{
- GtkTreePath *path = n->data ;
- GtkTreeIter iter;
- struct output_item *item ;
-
- gtk_tree_model_get_iter (model, &iter, path);
- gtk_tree_model_get (model, &iter, COL_ADDR, &item, -1);
-
- driver->class->submit (driver, item);
-
- n = n->next;
+ GtkWidget *widget = view->selected_item->drawing_area;
+ struct xr_fsm *fsm = g_object_get_data (G_OBJECT (widget), "fsm");
+
+ GdkWindow *win = gtk_layout_get_bin_window (view->output);
+ cairo_region_t *region = gdk_window_get_visible_region (win);
+ GdkDrawingContext *ctx = gdk_window_begin_draw_frame (win, region);
+ cairo_t *cr = gdk_drawing_context_get_cairo_context (ctx);
+
+ int w, h;
+ xr_fsm_measure (fsm, cr, &w, &h);
+
+ gdk_window_end_draw_frame (win, ctx);
+ cairo_region_destroy (region);
+
+ cairo_surface_t *surface
+ = (info == SELECT_FMT_SVG
+ ? cairo_svg_surface_create (filename, w, h)
+ : cairo_image_surface_create (CAIRO_FORMAT_ARGB32, w, h));
+ clear_rectangle (surface, 0, 0, w, h);
+ cairo_t *cr2 = cairo_create (surface);
+ xr_fsm_draw_all (fsm, cr2);
+ cairo_destroy (cr2);
+ if (info == SELECT_FMT_IMG)
+ {
+ GdkPixbuf *pixbuf = gdk_pixbuf_get_from_surface (surface,
+ 0, 0, w, h);
+ if (pixbuf)
+ {
+ gtk_selection_data_set_pixbuf (selection_data, pixbuf);
+ g_object_unref (pixbuf);
+ }
+ }
+ cairo_surface_destroy (surface);
}
+ else
+ {
+ driver = output_driver_create (&options);
+ if (driver == NULL)
+ goto finish;
- if ( driver->class->flush)
- driver->class->flush (driver);
-
+ driver->class->submit (driver, view->selected_item->item);
- /* Some drivers (eg: the odt one) don't write anything until they
- are closed */
- output_driver_destroy (driver);
- driver = NULL;
+ if (driver->class->flush)
+ driver->class->flush (driver);
- if ( g_file_get_contents (filename, &text, &length, NULL) )
- {
- gtk_selection_data_set (selection_data, selection_data->target,
- 8,
- (const guchar *) text, length);
+ /* Some drivers (eg: the odt one) don't write anything until they
+ are closed */
+ output_driver_destroy (driver);
+ driver = NULL;
}
+ if (info != SELECT_FMT_IMG
+ && g_file_get_contents (filename, &text, &length, NULL))
+ gtk_selection_data_set (selection_data,
+ gtk_selection_data_get_target (selection_data),
+ 8, (const guchar *) text, length);
+
finish:
if (driver != NULL)
unlink (filename);
free (filename);
- rmdir (dirname);
-
- g_list_free (rows);
+ cleanup_temp_dir (td);
}
static void
{
}
-static const GtkTargetEntry targets[] = {
-
- { "STRING", 0, SELECT_FMT_TEXT },
- { "TEXT", 0, SELECT_FMT_TEXT },
- { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
- { "text/plain", 0, SELECT_FMT_TEXT },
-
- { "UTF8_STRING", 0, SELECT_FMT_UTF8 },
- { "text/plain;charset=utf-8", 0, SELECT_FMT_UTF8 },
-
- { "text/html", 0, SELECT_FMT_HTML },
+#define CBTARGETS \
+CT ( ctn1, "STRING", 0, SELECT_FMT_TEXT ) \
+CT ( ctn2, "TEXT", 0, SELECT_FMT_TEXT ) \
+CT ( ctn3, "COMPOUND_TEXT", 0, SELECT_FMT_TEXT ) \
+CT ( ctn4, "text/plain", 0, SELECT_FMT_TEXT ) \
+CT ( ctn5, "UTF8_STRING", 0, SELECT_FMT_UTF8 ) \
+CT ( ctn6, "text/plain;charset=utf-8", 0, SELECT_FMT_UTF8 ) \
+CT ( ctn7, "text/html", 0, SELECT_FMT_HTML ) \
+CT ( ctn8, "image/svg+xml", 0, SELECT_FMT_SVG )
+
+#define CT(ID, TARGET, FLAGS, INFO) static gchar ID[] = TARGET;
+CBTARGETS
+#undef CT
+static gchar ctnlast[] = "application/vnd.oasis.opendocument.text";
- { "application/vnd.oasis.opendocument.text", 0, SELECT_FMT_ODT }
+static const GtkTargetEntry targets[] = {
+#define CT(ID, TARGET, FLAGS, INFO) { ID, FLAGS, INFO },
+ CBTARGETS
+#undef CT
+ { ctnlast, 0, SELECT_FMT_ODT }
};
+static GtkTargetList *
+build_target_list (const struct output_item *item)
+{
+ GtkTargetList *tl = gtk_target_list_new (targets, G_N_ELEMENTS (targets));
+ g_return_val_if_fail (tl, NULL);
+ if (is_table_item (item) ||
+ is_chart_item (item))
+ gtk_target_list_add_image_targets (tl, SELECT_FMT_IMG, TRUE);
+ return tl;
+}
+
static void
on_copy (struct psppire_output_view *view)
{
GtkWidget *widget = GTK_WIDGET (view->overview);
GtkClipboard *cb = gtk_widget_get_clipboard (widget, GDK_SELECTION_CLIPBOARD);
- if (!gtk_clipboard_set_with_data (cb, targets, G_N_ELEMENTS (targets),
+ struct output_view_item *ov_item = find_selected_item (view);
+ if (ov_item == NULL)
+ return;
+ view->selected_item = ov_item;
+ GtkTargetList *tl = build_target_list (ov_item->item);
+ g_return_if_fail (tl);
+ gint no_of_targets = 0;
+ GtkTargetEntry *ta = gtk_target_table_new_from_list (tl, &no_of_targets);
+ g_return_if_fail (ta);
+ if (!gtk_clipboard_set_with_data (cb, ta, no_of_targets,
clipboard_get_cb, clipboard_clear_cb,
view))
clipboard_clear_cb (cb, view);
-}
-static void
-on_selection_change (GtkTreeSelection *sel, GtkAction *copy_action)
-{
- /* The Copy action is available only if there is something selected */
- gtk_action_set_sensitive (copy_action, gtk_tree_selection_count_selected_rows (sel) > 0);
+ gtk_target_list_unref (tl);
+ gtk_target_table_free (ta,no_of_targets);
}
static void
-on_select_all (struct psppire_output_view *view)
+on_size_allocate (GtkWidget *widget,
+ GdkRectangle *allocation,
+ struct psppire_output_view *view)
{
- GtkTreeSelection *sel = gtk_tree_view_get_selection (view->overview);
- gtk_tree_view_expand_all (view->overview);
- gtk_tree_selection_select_all (sel);
+ view->render_width = MAX (300, allocation->width);
+ rerender (view);
}
static void
-on_size_allocate (GtkWidget *widget,
- GdkRectangle *allocation,
- struct psppire_output_view *view)
+on_realize (GtkWidget *overview, GObject *view)
{
- int new_render_width = MAX (300, allocation->width);
- if (view->render_width != new_render_width)
- {
- view->render_width = new_render_width;
- rerender (view);
- }
+ GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (overview));
+
+ GAction *copy_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
+ "copy");
+
+ GAction *select_all_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
+ "select-all");
+
+ g_object_set (copy_action, "enabled", FALSE, NULL);
+ g_object_set (select_all_action, "enabled", FALSE, NULL);
+
+ g_signal_connect_swapped (copy_action, "activate",
+ G_CALLBACK (on_copy), view);
+
}
struct psppire_output_view *
-psppire_output_view_new (GtkLayout *output, GtkTreeView *overview,
- GtkAction *copy_action, GtkAction *select_all_action)
+psppire_output_view_new (GtkLayout *output, GtkTreeView *overview)
{
struct psppire_output_view *view;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
- GtkTreeSelection *sel;
+
GtkTreeModel *model;
view = xmalloc (sizeof *view);
- view->xr = NULL;
- view->font_height = 0;
- view->output = output;
- view->render_width = 0;
- view->max_width = 0;
- view->y = 0;
- string_map_init (&view->render_opts);
- view->overview = overview;
- memset (&view->cur_command, 0, sizeof view->cur_command);
- view->in_command = false;
- view->toplevel = gtk_widget_get_toplevel (GTK_WIDGET (output));
- view->items = NULL;
- view->n_items = view->allocated_items = 0;
- view->print_settings = NULL;
- view->print_xrd = NULL;
- view->print_item = 0;
- view->print_n_pages = 0;
- view->paginated = FALSE;
+ *view = (struct psppire_output_view) {
+ .object_spacing = 10,
+ .output = output,
+ .overview = overview,
+ .toplevel = gtk_widget_get_toplevel (GTK_WIDGET (output)),
+ };
+
+ g_signal_connect (output, "draw", G_CALLBACK (layout_draw_callback), NULL);
- g_signal_connect (view->toplevel, "style-set", G_CALLBACK (on_style_set), view);
+ g_signal_connect (output, "style-updated", G_CALLBACK (on_style_updated), view);
g_signal_connect (output, "size-allocate", G_CALLBACK (on_size_allocate), view);
+ gtk_widget_add_events (GTK_WIDGET (output), GDK_BUTTON_PRESS_MASK);
+ g_signal_connect (output, "button-press-event",
+ G_CALLBACK (off_item_button_press_event_cb), view);
+
+ gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (output)),
+ GTK_STYLE_CLASS_VIEW);
+
if (overview)
{
+ g_signal_connect (overview, "realize", G_CALLBACK (on_realize), view);
+
model = GTK_TREE_MODEL (gtk_tree_store_new (
N_COLS,
- G_TYPE_STRING, /* COL_NAME */
+ G_TYPE_STRING, /* COL_LABEL */
G_TYPE_POINTER, /* COL_ADDR */
G_TYPE_LONG)); /* COL_Y */
gtk_tree_view_set_model (overview, model);
g_object_unref (model);
- sel = gtk_tree_view_get_selection (overview);
- gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE);
- g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change),
- copy_action);
-
column = gtk_tree_view_column_new ();
gtk_tree_view_append_column (GTK_TREE_VIEW (overview), column);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, renderer, TRUE);
- gtk_tree_view_column_add_attribute (column, renderer, "text", COL_NAME);
+ gtk_tree_view_column_add_attribute (column, renderer, "text", COL_LABEL);
g_signal_connect (GTK_TREE_VIEW (overview),
"row-activated", G_CALLBACK (on_row_activate), view);
-
- gtk_action_set_sensitive (copy_action, FALSE);
- g_signal_connect_swapped (copy_action, "activate",
- G_CALLBACK (on_copy), view);
- g_signal_connect_swapped (select_all_action, "activate",
- G_CALLBACK (on_select_all), view);
}
return view;
if (!view)
return;
- g_signal_handlers_disconnect_by_func (view->toplevel,
- G_CALLBACK (on_style_set), view);
+ g_signal_handlers_disconnect_by_func (view->output,
+ G_CALLBACK (on_style_updated), view);
- string_map_destroy (&view->render_opts);
+ xr_fsm_style_unref (view->style);
for (i = 0; i < view->n_items; i++)
output_item_unref (view->items[i].item);
if (view->print_settings != NULL)
g_object_unref (view->print_settings);
- xr_driver_destroy (view->xr);
+ if (view->cur_group)
+ gtk_tree_path_free (view->cur_group);
free (view);
}
view->items = NULL;
view->n_items = view->allocated_items = 0;
}
-\f
+
/* Export. */
void
get_cairo_context_from_print_context (GtkPrintContext *context)
{
cairo_t *cr = gtk_print_context_get_cairo_context (context);
-
- /*
- For all platforms except windows, gtk_print_context_get_dpi_[xy] returns 72.
- Windows returns 600.
- */
- double xres = gtk_print_context_get_dpi_x (context);
- double yres = gtk_print_context_get_dpi_y (context);
-
- /* This means that the cairo context now has its dimensions in Points */
- cairo_scale (cr, xres / 72.0, yres / 72.0);
-
- return cr;
+ return cairo_reference (cr);
}
-
static void
create_xr_print_driver (GtkPrintContext *context, struct psppire_output_view *view)
{
- struct string_map options;
- GtkPageSetup *page_setup;
- double width, height;
- double left_margin;
- double right_margin;
- double top_margin;
- double bottom_margin;
-
- page_setup = gtk_print_context_get_page_setup (context);
- width = gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM);
- height = gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM);
- left_margin = gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM);
- right_margin = gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM);
- top_margin = gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM);
- bottom_margin = gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM);
+ GtkPageSetup *ps = gtk_print_context_get_page_setup (context);
- string_map_init (&options);
- string_map_insert_nocopy (&options, xstrdup ("paper-size"),
- c_xasprintf("%.2fx%.2fmm", width, height));
- string_map_insert_nocopy (&options, xstrdup ("left-margin"),
- c_xasprintf ("%.2fmm", left_margin));
- string_map_insert_nocopy (&options, xstrdup ("right-margin"),
- c_xasprintf ("%.2fmm", right_margin));
- string_map_insert_nocopy (&options, xstrdup ("top-margin"),
- c_xasprintf ("%.2fmm", top_margin));
- string_map_insert_nocopy (&options, xstrdup ("bottom-margin"),
- c_xasprintf ("%.2fmm", bottom_margin));
+ enum { H = TABLE_HORZ, V = TABLE_VERT };
+ int paper[TABLE_N_AXES] = {
+ [H] = gtk_page_setup_get_paper_width (ps, GTK_UNIT_POINTS) * XR_POINT,
+ [V] = gtk_page_setup_get_paper_height (ps, GTK_UNIT_POINTS) * XR_POINT,
+ };
+
+ /* These are all 1/2 inch. The "margins" that GTK+ gives us are useless:
+ they are the printer's imagable area. */
+ int margins[TABLE_N_AXES][2] = {
+ [H][0] = XR_POINT * 36,
+ [H][1] = XR_POINT * 36,
+ [V][0] = XR_POINT * 36,
+ [V][1] = XR_POINT * 36,
+ };
+
+ double size[TABLE_N_AXES];
+ for (int a = 0; a < TABLE_N_AXES; a++)
+ size[a] = paper[a] - margins[a][0] - margins[a][1];
+
+ PangoFontDescription *proportional_font
+ = pango_font_description_from_string ("Sans Serif 10");
+ PangoFontDescription *fixed_font
+ = pango_font_description_from_string ("Monospace 10");
+
+ view->page_style = xmalloc (sizeof *view->page_style);
+ *view->page_style = (struct xr_page_style) {
+ .ref_cnt = 1,
+
+ .margins = {
+ [H] = { margins[H][0], margins[H][1] },
+ [V] = { margins[V][0], margins[V][1] },
+ },
+ .initial_page_number = 1,
+ .object_spacing = 12 * XR_POINT,
+ };
- view->print_xrd = xr_driver_create (get_cairo_context_from_print_context (context), &options);
+ view->fsm_style = xmalloc (sizeof *view->fsm_style);
+ *view->fsm_style = (struct xr_fsm_style) {
+ .ref_cnt = 1,
+
+ .size = { [H] = size[H], [V] = size[V] },
+ .min_break = { [H] = size[H] / 2, [V] = size[V] / 2 },
+ .fonts = {
+ [XR_FONT_PROPORTIONAL] = proportional_font,
+ [XR_FONT_FIXED] = fixed_font,
+ },
+ .fg = CELL_COLOR_BLACK,
+ .use_system_colors = false,
+ .font_resolution = 72.0
+ };
- string_map_destroy (&options);
+ view->pager = xr_pager_create (view->page_style, view->fsm_style);
}
static gboolean
complete. Don't let that screw up printing. */
return TRUE;
}
- else if ( view->print_item < view->n_items )
+ else if (view->print_item < view->n_items)
{
- xr_driver_output_item (view->print_xrd,
- view->items[view->print_item++].item);
- while (xr_driver_need_new_page (view->print_xrd))
+ xr_pager_add_item (view->pager, view->items[view->print_item++].item);
+ while (xr_pager_needs_new_page (view->pager))
{
- xr_driver_next_page (view->print_xrd, NULL);
+ xr_pager_add_page (view->pager,
+ get_cairo_context_from_print_context (context));
view->print_n_pages ++;
}
return FALSE;
}
else
{
- gtk_print_operation_set_n_pages (operation, view->print_n_pages);
+ gtk_print_operation_set_n_pages (operation, MAX (1, view->print_n_pages));
/* Re-create the driver to do the real printing. */
- xr_driver_destroy (view->print_xrd);
- create_xr_print_driver (context, view);
+ xr_pager_destroy (view->pager);
+ view->pager = xr_pager_create (view->page_style, view->fsm_style);
view->print_item = 0;
view->paginated = TRUE;
create_xr_print_driver (context, view);
view->print_item = 0;
- view->print_n_pages = 1;
+ view->print_n_pages = 0;
view->paginated = FALSE;
}
GtkPrintContext *context,
struct psppire_output_view *view)
{
- xr_driver_destroy (view->print_xrd);
+ xr_pager_destroy (view->pager);
+ view->pager = NULL;
}
gint page_number,
struct psppire_output_view *view)
{
- xr_driver_next_page (view->print_xrd, get_cairo_context_from_print_context (context));
- while (!xr_driver_need_new_page (view->print_xrd)
+ xr_pager_add_page (view->pager,
+ get_cairo_context_from_print_context (context));
+ while (!xr_pager_needs_new_page (view->pager)
&& view->print_item < view->n_items)
- xr_driver_output_item (view->print_xrd, view->items [view->print_item++].item);
+ xr_pager_add_item (view->pager, view->items [view->print_item++].item);
}
GtkPrintOperation *print = gtk_print_operation_new ();
- if (view->print_settings != NULL)
+ if (view->print_settings != NULL)
gtk_print_operation_set_print_settings (print, view->print_settings);
+ gtk_print_operation_set_use_full_page (print, TRUE);
+ gtk_print_operation_set_unit (print, GTK_UNIT_POINTS);
+
g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), view);
g_signal_connect (print, "end_print", G_CALLBACK (end_print), view);
g_signal_connect (print, "paginate", G_CALLBACK (paginate), view);