#include "libpspp/assertion.h"
#include "libpspp/cast.h"
+#include "libpspp/hash-functions.h"
#include "libpspp/message.h"
#include "libpspp/pool.h"
#include "libpspp/start-date.h"
#include "output/charts/scree.h"
#include "output/charts/scatterplot.h"
#include "output/driver-provider.h"
+#include "output/group-item.h"
#include "output/message-item.h"
#include "output/options.h"
+#include "output/page-eject-item.h"
+#include "output/page-setup-item.h"
#include "output/render.h"
-#include "output/tab.h"
#include "output/table-item.h"
#include "output/table.h"
#include "output/text-item.h"
#include <cairo/cairo-ps.h>
#include <cairo/cairo-svg.h>
#include <cairo/cairo.h>
+#include <inttypes.h>
#include <math.h>
#include <pango/pango-font.h>
#include <pango/pango-layout.h>
enum xr_font_type
{
XR_FONT_PROPORTIONAL,
- XR_FONT_EMPHASIS,
XR_FONT_FIXED,
XR_N_FONTS
};
int top_margin; /* Top margin in inch/(72 * XR_POINT). */
int bottom_margin; /* Bottom margin in inch/(72 * XR_POINT). */
- int line_space; /* Space between lines. */
- int line_width; /* Width of lines. */
-
int min_break[TABLE_N_AXES]; /* Min cell size to break across pages. */
+ int object_spacing; /* Space between output objects. */
+
+ struct cell_color bg; /* Background color */
+ struct cell_color fg; /* Foreground color */
+ bool transparent; /* true -> do not render background */
+ bool systemcolors; /* true -> do not change colors */
+
+ int initial_page_number;
- struct xr_color bg; /* Background color */
- struct xr_color fg; /* Foreground color */
+ struct page_heading headings[2]; /* Top and bottom headings. */
+ int headings_height[2];
/* Internal state. */
struct render_params *params;
+ double font_scale;
int char_width, char_height;
- char *command_name;
- char *title;
- char *subtitle;
cairo_t *cairo;
+ cairo_surface_t *surface;
int page_number; /* Current page number. */
- int x, y;
+ int y;
struct xr_render_fsm *fsm;
- int nest;
};
static const struct output_driver_class cairo_driver_class;
static int xr_measure_cell_height (void *, const struct table_cell *,
int width);
static void xr_draw_cell (void *, const struct table_cell *, int color_idx,
- int bb[TABLE_N_AXES][2],
+ int bb[TABLE_N_AXES][2], int valign_offset,
int spill[TABLE_N_AXES][2],
int clip[TABLE_N_AXES][2]);
static int xr_adjust_break (void *, const struct table_cell *,
return driver_option_get (d, options, key, default_value);
}
-/* Parse color information specified by KEY into {RED,GREEN,BLUE}.
- Currently, the input string must be of the form "#RRRRGGGGBBBB"
- Future implementations might allow things like "yellow" and
- "sky-blue-ultra-brown"
-*/
-void
-parse_color (struct output_driver *d, struct string_map *options,
- const char *key, const char *default_value,
- struct xr_color *color)
-{
- int red, green, blue;
- char *string = parse_string (opt (d, options, key, default_value));
-
- if (3 != sscanf (string, "#%04x%04x%04x", &red, &green, &blue))
- {
- /* If the parsed option string fails, then try the default value */
- if ( 3 != sscanf (default_value, "#%04x%04x%04x", &red, &green, &blue))
- {
- /* ... and if that fails set everything to zero */
- red = green = blue = 0;
- }
- }
-
- free (string);
-
- /* Convert 16 bit ints to float */
- color->red = red / (double) 0xFFFF;
- color->green = green / (double) 0xFFFF;
- color->blue = blue / (double) 0xFFFF;
-}
-
static PangoFontDescription *
parse_font (const char *font, int default_size, bool bold, bool italic)
{
(d, o, "fixed-font", "monospace", font_size, false, false);
xr->fonts[XR_FONT_PROPORTIONAL].desc = parse_font_option (
d, o, "prop-font", "sans serif", font_size, false, false);
- xr->fonts[XR_FONT_EMPHASIS].desc = parse_font_option (
- d, o, "emph-font", "sans serif", font_size, false, true);
- xr->page_number = 0;
+ xr->fg = parse_color (opt (d, o, "foreground-color", "#000000000000"));
+ xr->bg = parse_color (opt (d, o, "background-color", "#FFFFFFFFFFFF"));
- parse_color (d, o, "background-color", "#FFFFFFFFFFFF", &xr->bg);
- parse_color (d, o, "foreground-color", "#000000000000", &xr->fg);
+ xr->transparent = parse_boolean (opt (d, o, "transparent", "false"));
+ xr->systemcolors = parse_boolean (opt (d, o, "systemcolors", "false"));
/* Get dimensions. */
parse_paper_size (opt (d, o, "paper-size", ""), &paper_width, &paper_length);
min_break[H] = parse_dimension (opt (d, o, "min-hbreak", NULL)) * scale;
min_break[V] = parse_dimension (opt (d, o, "min-vbreak", NULL)) * scale;
+ int object_spacing = (parse_dimension (opt (d, o, "object-spacing", NULL))
+ * scale);
+
/* Convert to inch/(XR_POINT * 72). */
xr->left_margin = left_margin * scale;
xr->right_margin = right_margin * scale;
xr->length = (paper_length - top_margin - bottom_margin) * scale;
xr->min_break[H] = min_break[H] >= 0 ? min_break[H] : xr->width / 2;
xr->min_break[V] = min_break[V] >= 0 ? min_break[V] : xr->length / 2;
+ xr->object_spacing = object_spacing >= 0 ? object_spacing : XR_POINT * 12;
+
+ /* There are no headings so headings_height can stay 0. */
}
static struct xr_driver *
-xr_allocate (const char *name, int device_type, struct string_map *o)
+xr_allocate (const char *name, int device_type, struct string_map *o,
+ double font_scale)
{
struct xr_driver *xr = xzalloc (sizeof *xr);
struct output_driver *d = &xr->driver;
output_driver_init (d, &cairo_driver_class, name, device_type);
+ /* This is a nasty kluge for an issue that does not make sense. On any
+ surface other than a screen (e.g. for output to PDF or PS or SVG), the
+ fonts are way too big by default. A "9-point" font seems to appear about
+ 16 points tall. We use a scale factor for these surfaces to help, but the
+ underlying issue is a mystery. */
+ xr->font_scale = font_scale;
+
apply_options (xr, o);
return xr;
: xr);
}
+static void
+xr_measure_fonts (cairo_t *cairo, const struct xr_font fonts[XR_N_FONTS],
+ int *char_width, int *char_height)
+{
+ *char_width = 0;
+ *char_height = 0;
+ for (int i = 0; i < XR_N_FONTS; i++)
+ {
+ PangoLayout *layout = pango_cairo_create_layout (cairo);
+ pango_layout_set_font_description (layout, fonts[i].desc);
+
+ pango_layout_set_text (layout, "0", 1);
+
+ int cw, ch;
+ pango_layout_get_size (layout, &cw, &ch);
+ *char_width = MAX (*char_width, pango_to_xr (cw));
+ *char_height = MAX (*char_height, pango_to_xr (ch));
+
+ g_object_unref (G_OBJECT (layout));
+ }
+}
+
+static int
+get_layout_height (PangoLayout *layout)
+{
+ int w, h;
+ pango_layout_get_size (layout, &w, &h);
+ return h;
+}
+
+static int
+xr_render_page_heading (cairo_t *cairo, const PangoFontDescription *font,
+ const struct page_heading *ph, int page_number,
+ int width, bool draw, int base_y)
+{
+ PangoLayout *layout = pango_cairo_create_layout (cairo);
+ pango_layout_set_font_description (layout, font);
+
+ int y = 0;
+ for (size_t i = 0; i < ph->n; i++)
+ {
+ const struct page_paragraph *pp = &ph->paragraphs[i];
+
+ char *markup = output_driver_substitute_heading_vars (pp->markup,
+ page_number);
+ pango_layout_set_markup (layout, markup, -1);
+ free (markup);
+
+ pango_layout_set_alignment (
+ layout,
+ (pp->halign == TABLE_HALIGN_LEFT ? PANGO_ALIGN_LEFT
+ : pp->halign == TABLE_HALIGN_CENTER ? PANGO_ALIGN_CENTER
+ : pp->halign == TABLE_HALIGN_MIXED ? PANGO_ALIGN_LEFT
+ : PANGO_ALIGN_RIGHT));
+ pango_layout_set_width (layout, xr_to_pango (width));
+ if (draw)
+ {
+ cairo_save (cairo);
+ cairo_translate (cairo, 0, xr_to_pt (y + base_y));
+ pango_cairo_show_layout (cairo, layout);
+ cairo_restore (cairo);
+ }
+
+ y += pango_to_xr (get_layout_height (layout));
+ }
+
+ g_object_unref (G_OBJECT (layout));
+
+ return y;
+}
+
+static int
+xr_measure_headings (cairo_surface_t *surface,
+ const PangoFontDescription *font,
+ const struct page_heading headings[2],
+ int width, int object_spacing, int height[2])
+{
+ cairo_t *cairo = cairo_create (surface);
+ int total = 0;
+ for (int i = 0; i < 2; i++)
+ {
+ int h = xr_render_page_heading (cairo, font, &headings[i], -1,
+ width, false, 0);
+
+ /* If the top heading is nonempty, add some space below it. */
+ if (h && i == 0)
+ h += object_spacing;
+
+ if (height)
+ height[i] = h;
+ total += h;
+ }
+ cairo_destroy (cairo);
+ return total;
+}
+
static bool
-xr_set_cairo (struct xr_driver *xr, cairo_t *cairo)
+xr_check_fonts (cairo_surface_t *surface,
+ const struct xr_font fonts[XR_N_FONTS],
+ int usable_width, int usable_length)
{
- int i;
+ cairo_t *cairo = cairo_create (surface);
+ int char_width, char_height;
+ xr_measure_fonts (cairo, fonts, &char_width, &char_height);
+ cairo_destroy (cairo);
+ bool ok = true;
+ enum { MIN_WIDTH = 3, MIN_LENGTH = 3 };
+ if (usable_width / char_width < MIN_WIDTH)
+ {
+ msg (ME, _("The defined page is not wide enough to hold at least %d "
+ "characters in the default font. In fact, there's only "
+ "room for %d characters."),
+ MIN_WIDTH, usable_width / char_width);
+ ok = false;
+ }
+ if (usable_length / char_height < MIN_LENGTH)
+ {
+ msg (ME, _("The defined page is not long enough to hold at least %d "
+ "lines in the default font. In fact, there's only "
+ "room for %d lines."),
+ MIN_LENGTH, usable_length / char_height);
+ ok = false;
+ }
+ return ok;
+}
+
+static void
+xr_set_cairo (struct xr_driver *xr, cairo_t *cairo)
+{
xr->cairo = cairo;
cairo_set_line_width (xr->cairo, xr_to_pt (XR_LINE_WIDTH));
- xr->char_width = 0;
- xr->char_height = 0;
- for (i = 0; i < XR_N_FONTS; i++)
+ xr_measure_fonts (xr->cairo, xr->fonts, &xr->char_width, &xr->char_height);
+
+ for (int i = 0; i < XR_N_FONTS; i++)
{
struct xr_font *font = &xr->fonts[i];
- int char_width, char_height;
-
font->layout = pango_cairo_create_layout (cairo);
pango_layout_set_font_description (font->layout, font->desc);
-
- pango_layout_set_text (font->layout, "0", 1);
- pango_layout_get_size (font->layout, &char_width, &char_height);
- xr->char_width = MAX (xr->char_width, pango_to_xr (char_width));
- xr->char_height = MAX (xr->char_height, pango_to_xr (char_height));
}
if (xr->params == NULL)
{
+ static const struct render_ops xr_render_ops = {
+ .draw_line = xr_draw_line,
+ .measure_cell_width = xr_measure_cell_width,
+ .measure_cell_height = xr_measure_cell_height,
+ .adjust_break = xr_adjust_break,
+ .draw_cell = xr_draw_cell,
+ };
+
xr->params = xmalloc (sizeof *xr->params);
- xr->params->draw_line = xr_draw_line;
- xr->params->measure_cell_width = xr_measure_cell_width;
- xr->params->measure_cell_height = xr_measure_cell_height;
- xr->params->adjust_break = xr_adjust_break;
- xr->params->draw_cell = xr_draw_cell;
+ xr->params->ops = &xr_render_ops;
xr->params->aux = xr;
xr->params->size[H] = xr->width;
xr->params->size[V] = xr->length;
xr->params->font_size[H] = xr->char_width;
xr->params->font_size[V] = xr->char_height;
- int lw = XR_LINE_WIDTH;
- int ls = XR_LINE_SPACE;
- for (i = 0; i < TABLE_N_AXES; i++)
+ enum { LW = XR_LINE_WIDTH, LS = XR_LINE_SPACE };
+ static const int xr_line_widths[RENDER_N_LINES] =
{
- xr->params->line_widths[i][RENDER_LINE_NONE] = 0;
- xr->params->line_widths[i][RENDER_LINE_SINGLE] = lw;
- xr->params->line_widths[i][RENDER_LINE_DASHED] = lw;
- xr->params->line_widths[i][RENDER_LINE_THICK] = lw * 2;
- xr->params->line_widths[i][RENDER_LINE_THIN] = lw / 2;
- xr->params->line_widths[i][RENDER_LINE_DOUBLE] = 2 * lw + ls;
- }
-
- for (i = 0; i < TABLE_N_AXES; i++)
+ [RENDER_LINE_NONE] = 0,
+ [RENDER_LINE_SINGLE] = LW,
+ [RENDER_LINE_DASHED] = LW,
+ [RENDER_LINE_THICK] = LW * 2,
+ [RENDER_LINE_THIN] = LW / 2,
+ [RENDER_LINE_DOUBLE] = 2 * LW + LS,
+ };
+ xr->params->line_widths = xr_line_widths;
+
+ for (int i = 0; i < TABLE_N_AXES; i++)
xr->params->min_break[i] = xr->min_break[i];
xr->params->supports_margins = true;
+ xr->params->rtl = render_direction_rtl ();
}
- cairo_set_source_rgb (xr->cairo, xr->fg.red, xr->fg.green, xr->fg.blue);
-
- return true;
+ if (!xr->systemcolors)
+ cairo_set_source_rgb (xr->cairo,
+ xr->fg.r / 255.0, xr->fg.g / 255.0, xr->fg.b / 255.0);
}
static struct output_driver *
-xr_create (const char *file_name, enum settings_output_devices device_type,
+xr_create (struct file_handle *fh, enum settings_output_devices device_type,
struct string_map *o, enum xr_output_type file_type)
{
- enum { MIN_WIDTH = 3, MIN_LENGTH = 3 };
- struct xr_driver *xr;
- cairo_surface_t *surface;
- cairo_status_t status;
- double width_pt, length_pt;
-
- xr = xr_allocate (file_name, device_type, o);
-
- width_pt = xr_to_pt (xr->width + xr->left_margin + xr->right_margin);
- length_pt = xr_to_pt (xr->length + xr->top_margin + xr->bottom_margin);
+ const char *file_name = fh_get_file_name (fh);
+ struct xr_driver *xr = xr_allocate (file_name, device_type, o, 72.0 / 128.0);
+ double width_pt = xr_to_pt (xr->width + xr->left_margin + xr->right_margin);
+ double length_pt = xr_to_pt (xr->length + xr->top_margin + xr->bottom_margin);
if (file_type == XR_PDF)
- surface = cairo_pdf_surface_create (file_name, width_pt, length_pt);
+ xr->surface = cairo_pdf_surface_create (file_name, width_pt, length_pt);
else if (file_type == XR_PS)
- surface = cairo_ps_surface_create (file_name, width_pt, length_pt);
+ xr->surface = cairo_ps_surface_create (file_name, width_pt, length_pt);
else if (file_type == XR_SVG)
- surface = cairo_svg_surface_create (file_name, width_pt, length_pt);
+ xr->surface = cairo_svg_surface_create (file_name, width_pt, length_pt);
else
NOT_REACHED ();
- status = cairo_surface_status (surface);
+ cairo_status_t status = cairo_surface_status (xr->surface);
if (status != CAIRO_STATUS_SUCCESS)
{
msg (ME, _("error opening output file `%s': %s"),
- file_name, cairo_status_to_string (status));
- cairo_surface_destroy (surface);
+ file_name, cairo_status_to_string (status));
goto error;
}
- xr->cairo = cairo_create (surface);
- cairo_surface_destroy (surface);
-
- if (!xr_set_cairo (xr, xr->cairo))
+ if (!xr_check_fonts (xr->surface, xr->fonts, xr->width, xr->length))
goto error;
- cairo_save (xr->cairo);
- xr_driver_next_page (xr, xr->cairo);
-
- if (xr->width / xr->char_width < MIN_WIDTH)
- {
- msg (ME, _("The defined page is not wide enough to hold at least %d "
- "characters in the default font. In fact, there's only "
- "room for %d characters."),
- MIN_WIDTH,
- xr->width / xr->char_width);
- goto error;
- }
-
- if (xr->length / xr->char_height < MIN_LENGTH)
- {
- msg (ME, _("The defined page is not long enough to hold at least %d "
- "lines in the default font. In fact, there's only "
- "room for %d lines."),
- MIN_LENGTH,
- xr->length / xr->char_height);
- goto error;
- }
-
+ fh_unref (fh);
return &xr->driver;
error:
+ fh_unref (fh);
output_driver_destroy (&xr->driver);
return NULL;
}
xr_pdf_create (struct file_handle *fh, enum settings_output_devices device_type,
struct string_map *o)
{
- struct output_driver *od = xr_create (fh_get_file_name (fh), device_type, o, XR_PDF);
- fh_unref (fh);
- return od ;
+ return xr_create (fh, device_type, o, XR_PDF);
}
static struct output_driver *
xr_ps_create (struct file_handle *fh, enum settings_output_devices device_type,
struct string_map *o)
{
- struct output_driver *od = xr_create (fh_get_file_name (fh), device_type, o, XR_PS);
- fh_unref (fh);
- return od ;
+ return xr_create (fh, device_type, o, XR_PS);
}
static struct output_driver *
xr_svg_create (struct file_handle *fh, enum settings_output_devices device_type,
struct string_map *o)
{
- struct output_driver *od = xr_create (fh_get_file_name (fh), device_type, o, XR_SVG);
- fh_unref (fh);
- return od ;
+ return xr_create (fh, device_type, o, XR_SVG);
}
static void
if (xr->cairo != NULL)
{
- cairo_status_t status;
-
- cairo_surface_finish (cairo_get_target (xr->cairo));
- status = cairo_status (xr->cairo);
+ cairo_surface_finish (xr->surface);
+ cairo_status_t status = cairo_status (xr->cairo);
if (status != CAIRO_STATUS_SUCCESS)
- msg (ME, _("error drawing output for %s driver: %s"),
- output_driver_get_name (driver),
- cairo_status_to_string (status));
+ fprintf (stderr, _("error drawing output for %s driver: %s"),
+ output_driver_get_name (driver),
+ cairo_status_to_string (status));
+ cairo_surface_destroy (xr->surface);
+
cairo_destroy (xr->cairo);
}
cairo_surface_flush (cairo_get_target (xr->cairo));
}
+static void
+xr_update_page_setup (struct output_driver *driver,
+ const struct page_setup *ps)
+{
+ struct xr_driver *xr = xr_driver_cast (driver);
+
+ xr->initial_page_number = ps->initial_page_number;
+ xr->object_spacing = ps->object_spacing * 72 * XR_POINT;
+
+ if (xr->cairo)
+ return;
+
+ int usable[TABLE_N_AXES];
+ for (int i = 0; i < 2; i++)
+ usable[i] = (ps->paper[i]
+ - (ps->margins[i][0] + ps->margins[i][1])) * 72 * XR_POINT;
+
+ int headings_height[2];
+ usable[V] -= xr_measure_headings (
+ xr->surface, xr->fonts[XR_FONT_PROPORTIONAL].desc, ps->headings,
+ usable[H], xr->object_spacing, headings_height);
+
+ enum table_axis h = ps->orientation == PAGE_LANDSCAPE;
+ enum table_axis v = !h;
+ if (!xr_check_fonts (xr->surface, xr->fonts, usable[h], usable[v]))
+ return;
+
+ for (int i = 0; i < 2; i++)
+ {
+ page_heading_uninit (&xr->headings[i]);
+ page_heading_copy (&xr->headings[i], &ps->headings[i]);
+ xr->headings_height[i] = headings_height[i];
+ }
+ xr->width = usable[h];
+ xr->length = usable[v];
+ xr->left_margin = ps->margins[h][0] * 72 * XR_POINT;
+ xr->right_margin = ps->margins[h][1] * 72 * XR_POINT;
+ xr->top_margin = ps->margins[v][0] * 72 * XR_POINT;
+ xr->bottom_margin = ps->margins[v][1] * 72 * XR_POINT;
+ cairo_pdf_surface_set_size (xr->surface,
+ ps->paper[h] * 72.0, ps->paper[v] * 72.0);
+}
+
static void
xr_submit (struct output_driver *driver, const struct output_item *output_item)
{
struct xr_driver *xr = xr_driver_cast (driver);
+ if (is_page_setup_item (output_item))
+ {
+ xr_update_page_setup (driver,
+ to_page_setup_item (output_item)->page_setup);
+ return;
+ }
+
+ if (!xr->cairo)
+ {
+ xr->page_number = xr->initial_page_number - 1;
+ xr_set_cairo (xr, cairo_create (xr->surface));
+ cairo_save (xr->cairo);
+ xr_driver_next_page (xr, xr->cairo);
+ }
+
xr_driver_output_item (xr, output_item);
while (xr_driver_need_new_page (xr))
{
void
xr_driver_next_page (struct xr_driver *xr, cairo_t *cairo)
{
- cairo_save (cairo);
- cairo_set_source_rgb (cairo, xr->bg.red, xr->bg.green, xr->bg.blue);
- cairo_rectangle (cairo, 0, 0, xr->width, xr->length);
- cairo_fill (cairo);
- cairo_restore (cairo);
-
+ if (!xr->transparent)
+ {
+ cairo_save (cairo);
+ cairo_set_source_rgb (cairo,
+ xr->bg.r / 255.0, xr->bg.g / 255.0, xr->bg.b / 255.0);
+ cairo_rectangle (cairo, 0, 0, xr->width, xr->length);
+ cairo_fill (cairo);
+ cairo_restore (cairo);
+ }
cairo_translate (cairo,
xr_to_pt (xr->left_margin),
- xr_to_pt (xr->top_margin));
+ xr_to_pt (xr->top_margin + xr->headings_height[0]));
xr->page_number++;
xr->cairo = cairo;
- xr->x = xr->y = 0;
+ xr->y = 0;
+
+ xr_render_page_heading (xr->cairo, xr->fonts[XR_FONT_PROPORTIONAL].desc,
+ &xr->headings[0], xr->page_number, xr->width, true,
+ -xr->headings_height[0]);
+ xr_render_page_heading (xr->cairo, xr->fonts[XR_FONT_PROPORTIONAL].desc,
+ &xr->headings[1], xr->page_number, xr->width, true,
+ xr->length);
+
xr_driver_run_fsm (xr);
}
int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
int *width, int *height, int *brk);
+static void
+set_source_rgba (cairo_t *cairo, const struct cell_color *color)
+{
+ cairo_set_source_rgba (cairo,
+ color->r / 255., color->g / 255., color->b / 255.,
+ color->alpha / 255.);
+}
+
static void
dump_line (struct xr_driver *xr, int x0, int y0, int x1, int y1, int style,
const struct cell_color *color)
{
cairo_new_path (xr->cairo);
- cairo_set_source_rgb (xr->cairo,
- color->r / 255.0, color->g / 255.0, color->b / 255.0);
+ if (!xr->systemcolors)
+ set_source_rgba (xr->cairo, color);
cairo_set_line_width (
xr->cairo,
xr_to_pt (style == RENDER_LINE_THICK ? XR_LINE_WIDTH * 2
: style == RENDER_LINE_THIN ? XR_LINE_WIDTH / 2
: XR_LINE_WIDTH));
- cairo_move_to (xr->cairo, xr_to_pt (x0 + xr->x), xr_to_pt (y0 + xr->y));
- cairo_line_to (xr->cairo, xr_to_pt (x1 + xr->x), xr_to_pt (y1 + xr->y));
+ cairo_move_to (xr->cairo, xr_to_pt (x0), xr_to_pt (y0 + xr->y));
+ cairo_line_to (xr->cairo, xr_to_pt (x1), xr_to_pt (y1 + xr->y));
cairo_stroke (xr->cairo);
}
{
cairo_new_path (xr->cairo);
cairo_set_line_width (xr->cairo, xr_to_pt (XR_LINE_WIDTH));
- cairo_move_to (xr->cairo, xr_to_pt (x0 + xr->x), xr_to_pt (y0 + xr->y));
- cairo_line_to (xr->cairo, xr_to_pt (x1 + xr->x), xr_to_pt (y0 + xr->y));
- cairo_line_to (xr->cairo, xr_to_pt (x1 + xr->x), xr_to_pt (y1 + xr->y));
- cairo_line_to (xr->cairo, xr_to_pt (x0 + xr->x), xr_to_pt (y1 + xr->y));
cairo_close_path (xr->cairo);
cairo_stroke (xr->cairo);
+ cairo_move_to (xr->cairo, xr_to_pt (x0), xr_to_pt (y0 + xr->y));
+ cairo_line_to (xr->cairo, xr_to_pt (x1), xr_to_pt (y0 + xr->y));
+ cairo_line_to (xr->cairo, xr_to_pt (x1), xr_to_pt (y1 + xr->y));
+ cairo_line_to (xr->cairo, xr_to_pt (x0), xr_to_pt (y1 + xr->y));
}
static void
cairo_new_path (xr->cairo);
cairo_set_line_width (xr->cairo, xr_to_pt (XR_LINE_WIDTH));
cairo_rectangle (xr->cairo,
- xr_to_pt (x0 + xr->x), xr_to_pt (y0 + xr->y),
+ xr_to_pt (x0), xr_to_pt (y0 + xr->y),
xr_to_pt (x1 - x0), xr_to_pt (y1 - y0));
cairo_fill (xr->cairo);
}
xr_layout_cell (xr, cell, bb, clip, min_width, &h, NULL);
if (*min_width > 0)
- *min_width += px_to_xr (cell->style->margin[H][0]
- + cell->style->margin[H][1]);
+ *min_width += px_to_xr (cell->style->cell_style.margin[H][0]
+ + cell->style->cell_style.margin[H][1]);
if (*max_width > 0)
- *max_width += px_to_xr (cell->style->margin[H][0]
- + cell->style->margin[H][1]);
+ *max_width += px_to_xr (cell->style->cell_style.margin[H][0]
+ + cell->style->cell_style.margin[H][1]);
}
static int
int w, h;
bb[H][0] = 0;
- bb[H][1] = width - px_to_xr (cell->style->margin[H][0]
- + cell->style->margin[H][1]);
+ bb[H][1] = width - px_to_xr (cell->style->cell_style.margin[H][0]
+ + cell->style->cell_style.margin[H][1]);
bb[V][0] = 0;
bb[V][1] = INT_MAX;
clip[H][0] = clip[H][1] = clip[V][0] = clip[V][1] = 0;
xr_layout_cell (xr, cell, bb, clip, &w, &h, NULL);
- h += px_to_xr (cell->style->margin[V][0] + cell->style->margin[V][1]);
+ h += px_to_xr (cell->style->cell_style.margin[V][0]
+ + cell->style->cell_style.margin[V][1]);
return h;
}
static void
xr_draw_cell (void *xr_, const struct table_cell *cell, int color_idx,
- int bb[TABLE_N_AXES][2],
+ int bb[TABLE_N_AXES][2], int valign_offset,
int spill[TABLE_N_AXES][2],
int clip[TABLE_N_AXES][2])
{
struct xr_driver *xr = xr_;
int w, h, brk;
- cairo_save (xr->cairo);
- int bg_clip[TABLE_N_AXES][2];
- for (int axis = 0; axis < TABLE_N_AXES; axis++)
+ if (!xr->transparent)
{
- bg_clip[axis][0] = clip[axis][0];
- if (bb[axis][0] == clip[axis][0])
- bg_clip[axis][0] -= spill[axis][0];
+ cairo_save (xr->cairo);
+ int bg_clip[TABLE_N_AXES][2];
+ for (int axis = 0; axis < TABLE_N_AXES; axis++)
+ {
+ bg_clip[axis][0] = clip[axis][0];
+ if (bb[axis][0] == clip[axis][0])
+ bg_clip[axis][0] -= spill[axis][0];
- bg_clip[axis][1] = clip[axis][1];
- if (bb[axis][1] == clip[axis][1])
- bg_clip[axis][1] += spill[axis][1];
+ bg_clip[axis][1] = clip[axis][1];
+ if (bb[axis][1] == clip[axis][1])
+ bg_clip[axis][1] += spill[axis][1];
+ }
+ xr_clip (xr, bg_clip);
+ set_source_rgba (xr->cairo, &cell->style->font_style.bg[color_idx]);
+ fill_rectangle (xr,
+ bb[H][0] - spill[H][0],
+ bb[V][0] - spill[V][0],
+ bb[H][1] + spill[H][1],
+ bb[V][1] + spill[V][1]);
+ cairo_restore (xr->cairo);
}
- xr_clip (xr, bg_clip);
- cairo_set_source_rgb (xr->cairo,
- cell->style->bg[color_idx].r / 255.,
- cell->style->bg[color_idx].g / 255.,
- cell->style->bg[color_idx].b / 255.);
- fill_rectangle (xr,
- bb[H][0] - spill[H][0],
- bb[V][0] - spill[V][0],
- bb[H][1] + spill[H][1],
- bb[V][1] + spill[V][1]);
- cairo_restore (xr->cairo);
-
cairo_save (xr->cairo);
- cairo_set_source_rgb (xr->cairo,
- cell->style->fg[color_idx].r / 255.,
- cell->style->fg[color_idx].g / 255.,
- cell->style->fg[color_idx].b / 255.);
+ if (!xr->systemcolors)
+ set_source_rgba (xr->cairo, &cell->style->font_style.fg[color_idx]);
+
+ bb[V][0] += valign_offset;
for (int axis = 0; axis < TABLE_N_AXES; axis++)
{
- bb[axis][0] += px_to_xr (cell->style->margin[axis][0]);
- bb[axis][1] -= px_to_xr (cell->style->margin[axis][1]);
+ bb[axis][0] += px_to_xr (cell->style->cell_style.margin[axis][0]);
+ bb[axis][1] -= px_to_xr (cell->style->cell_style.margin[axis][1]);
}
if (bb[H][0] < bb[H][1] && bb[V][0] < bb[V][1])
xr_layout_cell (xr, cell, bb, clip, &w, &h, &brk);
return -1;
bb[H][0] = 0;
- bb[H][1] = width - px_to_xr (cell->style->margin[H][0]
- + cell->style->margin[H][1]);
+ bb[H][1] = width - px_to_xr (cell->style->cell_style.margin[H][0]
+ + cell->style->cell_style.margin[H][1]);
if (bb[H][1] <= 0)
return 0;
bb[V][0] = 0;
- bb[V][1] = height - px_to_xr (cell->style->margin[V][0]
- + cell->style->margin[V][1]);
+ bb[V][1] = height - px_to_xr (cell->style->cell_style.margin[V][0]
+ + cell->style->cell_style.margin[V][1]);
clip[H][0] = clip[H][1] = clip[V][0] = clip[V][1] = 0;
xr_layout_cell (xr, cell, bb, clip, &w, &h, &brk);
return brk;
{
if (clip[H][1] != INT_MAX || clip[V][1] != INT_MAX)
{
- double x0 = xr_to_pt (clip[H][0] + xr->x);
+ double x0 = xr_to_pt (clip[H][0]);
double y0 = xr_to_pt (clip[V][0] + xr->y);
- double x1 = xr_to_pt (clip[H][1] + xr->x);
+ double x1 = xr_to_pt (clip[H][1]);
double y1 = xr_to_pt (clip[V][1] + xr->y);
cairo_rectangle (xr->cairo, x0, y0, x1 - x0, y1 - y0);
}
static void
-add_attr_with_start (PangoAttrList *list, PangoAttribute *attr, guint start_index)
+add_attr (PangoAttrList *list, PangoAttribute *attr,
+ guint start_index, guint end_index)
{
attr->start_index = start_index;
+ attr->end_index = end_index;
pango_attr_list_insert (list, attr);
}
+static void
+markup_escape (struct string *out, unsigned int options,
+ const char *in, size_t len)
+{
+ if (!(options & TAB_MARKUP))
+ {
+ ds_put_substring (out, ss_buffer (in, len == -1 ? strlen (in) : len));
+ return;
+ }
+
+ while (len-- > 0)
+ {
+ int c = *in++;
+ switch (c)
+ {
+ case 0:
+ return;
+ case '&':
+ ds_put_cstr (out, "&");
+ break;
+ case '<':
+ ds_put_cstr (out, "<");
+ break;
+ case '>':
+ ds_put_cstr (out, ">");
+ break;
+ default:
+ ds_put_byte (out, c);
+ break;
+ }
+ }
+}
+
static int
-xr_layout_cell_text (struct xr_driver *xr,
- const struct cell_contents *contents,
- const struct cell_style *style,
+get_layout_dimension (PangoLayout *layout, enum table_axis axis)
+{
+ int size[TABLE_N_AXES];
+ pango_layout_get_size (layout, &size[H], &size[V]);
+ return size[axis];
+}
+
+static int
+xr_layout_cell_text (struct xr_driver *xr, const struct table_cell *cell,
int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
int *widthp, int *brk)
{
- unsigned int options = contents->options;
- int w, h;
+ const struct font_style *font_style = &cell->style->font_style;
+ const struct cell_style *cell_style = &cell->style->cell_style;
+ unsigned int options = cell->options;
+
+ enum table_axis X = options & TAB_ROTATE ? V : H;
+ enum table_axis Y = !X;
+ int R = options & TAB_ROTATE ? 0 : 1;
struct xr_font *font = (options & TAB_FIX ? &xr->fonts[XR_FONT_FIXED]
- : options & TAB_EMPH ? &xr->fonts[XR_FONT_EMPHASIS]
: &xr->fonts[XR_FONT_PROPORTIONAL]);
struct xr_font local_font;
- if (style->font)
+ if (font_style->typeface)
{
PangoFontDescription *desc = parse_font (
- style->font,
- style->font_size ? style->font_size * 1000 * 72 / 128 : 10000,
- style->bold, style->italic);
+ font_style->typeface,
+ font_style->size ? font_style->size * 1000 * xr->font_scale : 10000,
+ font_style->bold, font_style->italic);
if (desc)
{
PangoLayout *layout = pango_cairo_create_layout (xr->cairo);
}
}
- int footnote_adjustment;
- if (contents->n_footnotes == 0)
- footnote_adjustment = 0;
- else if (contents->n_footnotes == 1 && (options & TAB_HALIGN) == TAB_RIGHT)
+ const char *text = cell->text;
+ enum table_halign halign = table_halign_interpret (
+ cell_style->halign, cell->options & TAB_NUMERIC);
+ if (cell_style->halign == TABLE_HALIGN_DECIMAL && !(options & TAB_ROTATE))
{
- PangoAttrList *attrs;
-
- const char *marker = contents->footnotes[0]->marker;
- pango_layout_set_text (font->layout, marker, strlen (marker));
+ int margin_adjustment = -px_to_xr (cell_style->decimal_offset);
- attrs = pango_attr_list_new ();
- pango_attr_list_insert (attrs, pango_attr_rise_new (7000));
- pango_layout_set_attributes (font->layout, attrs);
- pango_attr_list_unref (attrs);
+ const char *decimal = strrchr (text, cell_style->decimal_char);
+ if (decimal)
+ {
+ pango_layout_set_text (font->layout, decimal, strlen (decimal));
+ pango_layout_set_width (font->layout, -1);
+ margin_adjustment += get_layout_dimension (font->layout, H);
+ }
- pango_layout_get_size (font->layout, &w, &h);
- footnote_adjustment = MIN (w, px_to_xr (style->margin[H][1]));
+ if (margin_adjustment < 0)
+ bb[H][1] += margin_adjustment;
}
- else
- footnote_adjustment = px_to_xr (style->margin[H][1]);
struct string tmp = DS_EMPTY_INITIALIZER;
- const char *text = contents->text;
+ PangoAttrList *attrs = NULL;
/* Deal with an oddity of the Unicode line-breaking algorithm (or perhaps in
Pango's implementation of it): it will break after a period or a comma
happen with grouping like 1,234,567.89 or 1.234.567,89 because if groups
are present then there will always be a digit on both sides of every
period and comma. */
- if (bb[H][1] != INT_MAX)
+ if (options & TAB_MARKUP)
+ {
+ PangoAttrList *new_attrs;
+ char *new_text;
+ if (pango_parse_markup (text, -1, 0, &new_attrs, &new_text, NULL, NULL))
+ {
+ attrs = new_attrs;
+ tmp.ss = ss_cstr (new_text);
+ tmp.capacity = tmp.ss.length;
+ }
+ else
+ {
+ /* XXX should we report the error? */
+ ds_put_cstr (&tmp, text);
+ }
+ }
+ else if (options & TAB_ROTATE || bb[H][1] != INT_MAX)
{
const char *decimal = text + strcspn (text, ".,");
if (decimal[0]
&& (decimal == text || !c_isdigit (decimal[-1])))
{
ds_extend (&tmp, strlen (text) + 16);
- ds_put_substring (&tmp, ss_buffer (text, decimal - text + 1));
+ markup_escape (&tmp, options, text, decimal - text + 1);
ds_put_unichar (&tmp, 0x2060 /* U+2060 WORD JOINER */);
- ds_put_cstr (&tmp, decimal + 1);
+ markup_escape (&tmp, options, decimal + 1, -1);
}
}
- if (footnote_adjustment)
+ if (font_style->underline)
{
- bb[H][1] += footnote_adjustment;
+ if (!attrs)
+ attrs = pango_attr_list_new ();
+ pango_attr_list_insert (attrs, pango_attr_underline_new (
+ PANGO_UNDERLINE_SINGLE));
+ }
+ if (cell->n_footnotes || cell->n_subscripts || cell->superscript)
+ {
+ /* If we haven't already put TEXT into tmp, do it now. */
if (ds_is_empty (&tmp))
{
ds_extend (&tmp, strlen (text) + 16);
- ds_put_cstr (&tmp, text);
+ markup_escape (&tmp, options, text, -1);
+ }
+
+ size_t subscript_ofs = ds_length (&tmp);
+ for (size_t i = 0; i < cell->n_subscripts; i++)
+ {
+ if (i)
+ ds_put_byte (&tmp, ',');
+ ds_put_cstr (&tmp, cell->subscripts[i]);
}
- size_t initial_length = ds_length (&tmp);
-
- cell_contents_format_footnote_markers (contents, &tmp);
- pango_layout_set_text (font->layout, ds_cstr (&tmp), ds_length (&tmp));
-
- PangoAttrList *attrs = pango_attr_list_new ();
- if (style->underline)
- pango_attr_list_insert (attrs, pango_attr_underline_new (
- PANGO_UNDERLINE_SINGLE));
- add_attr_with_start (attrs, pango_attr_rise_new (7000), initial_length);
- add_attr_with_start (
- attrs, pango_attr_font_desc_new (font->desc), initial_length);
- pango_layout_set_attributes (font->layout, attrs);
- pango_attr_list_unref (attrs);
- }
- else
- {
- const char *content = ds_is_empty (&tmp) ? text : ds_cstr (&tmp);
- pango_layout_set_text (font->layout, content, -1);
- if (style->underline)
+ size_t superscript_ofs = ds_length (&tmp);
+ if (cell->superscript)
+ ds_put_cstr (&tmp, cell->superscript);
+
+ size_t footnote_ofs = ds_length (&tmp);
+ for (size_t i = 0; i < cell->n_footnotes; i++)
{
- PangoAttrList *attrs = pango_attr_list_new ();
- pango_attr_list_insert (attrs, pango_attr_underline_new (
- PANGO_UNDERLINE_SINGLE));
- pango_layout_set_attributes (font->layout, attrs);
- pango_attr_list_unref (attrs);
+ if (i)
+ ds_put_byte (&tmp, ',');
+ ds_put_cstr (&tmp, cell->footnotes[i]->marker);
}
+
+ /* Allow footnote markers to occupy the right margin. That way, numbers
+ in the column are still aligned. */
+ if (cell->n_footnotes && halign == TABLE_HALIGN_RIGHT)
+ {
+ /* Measure the width of the footnote marker, so we know how much we
+ need to make room for. */
+ pango_layout_set_text (font->layout, ds_cstr (&tmp) + footnote_ofs,
+ ds_length (&tmp) - footnote_ofs);
+
+ PangoAttrList *fn_attrs = pango_attr_list_new ();
+ pango_attr_list_insert (
+ fn_attrs, pango_attr_scale_new (PANGO_SCALE_SMALL));
+ pango_attr_list_insert (fn_attrs, pango_attr_rise_new (3000));
+ pango_layout_set_attributes (font->layout, fn_attrs);
+ pango_attr_list_unref (fn_attrs);
+ int footnote_width = get_layout_dimension (font->layout, X);
+
+ /* Bound the adjustment by the width of the right margin. */
+ int right_margin = px_to_xr (cell_style->margin[X][R]);
+ int footnote_adjustment = MIN (footnote_width, right_margin);
+
+ /* Adjust the bounding box. */
+ if (options & TAB_ROTATE)
+ footnote_adjustment = -footnote_adjustment;
+ bb[X][R] += footnote_adjustment;
+
+ /* Clean up. */
+ pango_layout_set_attributes (font->layout, NULL);
+ }
+
+ /* Set attributes. */
+ if (!attrs)
+ attrs = pango_attr_list_new ();
+ add_attr (attrs, pango_attr_font_desc_new (font->desc), subscript_ofs,
+ PANGO_ATTR_INDEX_TO_TEXT_END);
+ add_attr (attrs, pango_attr_scale_new (PANGO_SCALE_SMALL),
+ subscript_ofs, PANGO_ATTR_INDEX_TO_TEXT_END);
+ if (cell->n_subscripts)
+ add_attr (attrs, pango_attr_rise_new (-3000), subscript_ofs,
+ superscript_ofs - subscript_ofs);
+ if (cell->superscript || cell->n_footnotes)
+ add_attr (attrs, pango_attr_rise_new (3000), superscript_ofs,
+ PANGO_ATTR_INDEX_TO_TEXT_END);
}
+
+ /* Set the attributes, if any. */
+ if (attrs)
+ {
+ pango_layout_set_attributes (font->layout, attrs);
+ pango_attr_list_unref (attrs);
+ }
+
+ /* Set the text. */
+ if (ds_is_empty (&tmp))
+ pango_layout_set_text (font->layout, text, -1);
+ else
+ pango_layout_set_text (font->layout, ds_cstr (&tmp), ds_length (&tmp));
ds_destroy (&tmp);
- pango_layout_set_alignment (
- font->layout,
- ((options & TAB_HALIGN) == TAB_RIGHT ? PANGO_ALIGN_RIGHT
- : (options & TAB_HALIGN) == TAB_LEFT ? PANGO_ALIGN_LEFT
- : PANGO_ALIGN_CENTER));
+ pango_layout_set_alignment (font->layout,
+ (halign == TABLE_HALIGN_RIGHT ? PANGO_ALIGN_RIGHT
+ : halign == TABLE_HALIGN_LEFT ? PANGO_ALIGN_LEFT
+ : PANGO_ALIGN_CENTER));
pango_layout_set_width (
font->layout,
- bb[H][1] == INT_MAX ? -1 : xr_to_pango (bb[H][1] - bb[H][0]));
+ bb[X][1] == INT_MAX ? -1 : xr_to_pango (bb[X][1] - bb[X][0]));
pango_layout_set_wrap (font->layout, PANGO_WRAP_WORD);
if (clip[H][0] != clip[H][1])
{
cairo_save (xr->cairo);
- xr_clip (xr, clip);
- cairo_translate (xr->cairo,
- xr_to_pt (bb[H][0] + xr->x),
- xr_to_pt (bb[V][0] + xr->y));
+ if (!(options & TAB_ROTATE))
+ xr_clip (xr, clip);
+ if (options & TAB_ROTATE)
+ {
+ cairo_translate (xr->cairo,
+ xr_to_pt (bb[H][0]),
+ xr_to_pt (bb[V][1] + xr->y));
+ cairo_rotate (xr->cairo, -M_PI_2);
+ }
+ else
+ cairo_translate (xr->cairo,
+ xr_to_pt (bb[H][0]),
+ xr_to_pt (bb[V][0] + xr->y));
pango_cairo_show_layout (xr->cairo, font->layout);
/* If enabled, this draws a blue rectangle around the extents of each
cairo_save (xr->cairo);
cairo_set_source_rgb (xr->cairo, 1, 0, 0);
dump_rectangle (xr,
- pango_to_xr (extents.x) - xr->x,
+ pango_to_xr (extents.x),
pango_to_xr (extents.y) - xr->y,
- pango_to_xr (extents.x + extents.width) - xr->x,
+ pango_to_xr (extents.x + extents.width),
pango_to_xr (extents.y + extents.height) - xr->y);
cairo_restore (xr->cairo);
}
cairo_restore (xr->cairo);
}
- pango_layout_get_size (font->layout, &w, &h);
- w = pango_to_xr (w);
- h = pango_to_xr (h);
+ int size[TABLE_N_AXES];
+ pango_layout_get_size (font->layout, &size[H], &size[V]);
+ int w = pango_to_xr (size[X]);
+ int h = pango_to_xr (size[Y]);
if (w > *widthp)
*widthp = w;
- if (bb[V][0] + h >= bb[V][1])
+ if (bb[V][0] + h >= bb[V][1] && !(options & TAB_ROTATE))
{
PangoLayoutIter *iter;
- int best UNUSED = 0;
+ int best = 0;
/* Choose a breakpoint between lines instead of in the middle of one. */
iter = pango_layout_get_iter (font->layout);
be useful for debugging issues with breaking. */
if (0)
{
- if (best && !xr->nest)
+ if (best)
dump_line (xr, -xr->left_margin, best,
xr->width + xr->right_margin, best,
- RENDER_LINE_SINGLE, &CELL_COLOR (0, 255, 0));
+ RENDER_LINE_SINGLE,
+ &(struct cell_color) CELL_COLOR (0, 255, 0));
}
}
pango_font_description_free (font->desc);
}
- return bb[V][0] + h;
+ return h;
}
static void
xr_layout_cell (struct xr_driver *xr, const struct table_cell *cell,
- int bb_[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
+ int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
int *width, int *height, int *brk)
{
- int bb[TABLE_N_AXES][2];
- size_t i;
-
*width = 0;
*height = 0;
- if (brk)
- *brk = 0;
-
- memcpy (bb, bb_, sizeof bb);
/* If enabled, draws a blue rectangle around the cell extents, which can be
useful for debugging layout. */
{
if (clip[H][0] != clip[H][1])
{
- int offset = (xr->nest) * XR_POINT;
-
cairo_save (xr->cairo);
cairo_set_source_rgb (xr->cairo, 0, 0, 1);
- dump_rectangle (xr,
- bb[H][0] + offset, bb[V][0] + offset,
- bb[H][1] - offset, bb[V][1] - offset);
+ dump_rectangle (xr, bb[H][0], bb[V][0], bb[H][1], bb[V][1]);
cairo_restore (xr->cairo);
}
}
- for (i = 0; i < cell->n_contents && bb[V][0] < bb[V][1]; i++)
- {
- const struct cell_contents *contents = &cell->contents[i];
-
- if (brk)
- *brk = bb[V][0];
- if (i > 0)
- {
- bb[V][0] += xr->char_height / 2;
- if (bb[V][0] >= bb[V][1])
- break;
- if (brk)
- *brk = bb[V][0];
- }
-
- bb[V][0] = xr_layout_cell_text (xr, contents, cell->style, bb, clip,
- width, brk);
- }
- *height = bb[V][0] - bb_[V][0];
+ if (brk)
+ *brk = bb[V][0];
+ *height = xr_layout_cell_text (xr, cell, bb, clip, width, brk);
}
\f
struct output_driver_factory pdf_driver_factory =
struct xr_driver *
xr_driver_create (cairo_t *cairo, struct string_map *options)
{
- struct xr_driver *xr = xr_allocate ("cairo", 0, options);
- if (!xr_set_cairo (xr, cairo))
- {
- output_driver_destroy (&xr->driver);
- return NULL;
- }
+ struct xr_driver *xr = xr_allocate ("cairo", 0, options, 1.0);
+ xr_set_cairo (xr, cairo);
return xr;
}
struct table_item *table_item;
struct xr_rendering *r;
- table_item = table_item_create (table_from_string (TAB_LEFT, text),
- NULL, NULL);
+ table_item = table_item_create (table_from_string (text), NULL, NULL);
r = xr_rendering_create (xr, &table_item->output_item, cr);
table_item_unref (table_item);
return r;
}
-void
-xr_rendering_apply_options (struct xr_rendering *xr, struct string_map *o)
-{
- if (is_table_item (xr->item))
- apply_options (xr->xr, o);
-}
-
struct xr_rendering *
xr_rendering_create (struct xr_driver *xr, const struct output_item *item,
cairo_t *cr)
r = xzalloc (sizeof *r);
r->item = output_item_ref (item);
}
+ else if (is_group_open_item (item))
+ r = xr_rendering_create_text (xr, to_group_open_item (item)->command_name,
+ cr);
return r;
}
}
void
-xr_rendering_measure (struct xr_rendering *r, int *w, int *h)
+xr_rendering_measure (const struct xr_rendering *r, int *wp, int *hp)
{
+ int w, h;
+
if (is_table_item (r->item))
{
- *w = render_pager_get_size (r->p, H) / XR_POINT;
- *h = render_pager_get_size (r->p, V) / XR_POINT;
+ w = render_pager_get_size (r->p, H) / XR_POINT;
+ h = render_pager_get_size (r->p, V) / XR_POINT;
}
else
{
- *w = CHART_WIDTH;
- *h = CHART_HEIGHT;
+ w = CHART_WIDTH;
+ h = CHART_HEIGHT;
}
+
+ if (wp)
+ *wp = w;
+ if (hp)
+ *hp = h;
}
static void xr_draw_chart (const struct chart_item *, cairo_t *,
/* Draws onto CR */
void
-xr_rendering_draw_all (struct xr_rendering *r, cairo_t *cr)
+xr_rendering_draw (struct xr_rendering *r, cairo_t *cr,
+ int x0, int y0, int x1, int y1)
{
if (is_table_item (r->item))
{
xr_set_cairo (xr, cr);
- render_pager_draw (r->p);
-
+ render_pager_draw_region (r->p, x0 * XR_POINT, y0 * XR_POINT,
+ (x1 - x0) * XR_POINT, (y1 - y0) * XR_POINT);
}
else
xr_draw_chart (to_chart_item (r->item), cr,
char *
xr_draw_png_chart (const struct chart_item *item,
const char *file_name_template, int number,
- const struct xr_color *fg,
- const struct xr_color *bg
- )
+ const struct cell_color *fg,
+ const struct cell_color *bg)
{
const int width = 640;
const int length = 480;
number_pos = strchr (file_name_template, '#');
if (number_pos != NULL)
- file_name = xasprintf ("%.*s%d%s", (int) (number_pos - file_name_template),
+ file_name = xasprintf ("%.*s%d%s.png", (int) (number_pos - file_name_template),
file_name_template, number, number_pos + 1);
else
- file_name = xstrdup (file_name_template);
+ file_name = xasprintf ("%s.png", file_name_template);
surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, length);
cr = cairo_create (surface);
- cairo_set_source_rgb (cr, bg->red, bg->green, bg->blue);
+ cairo_set_source_rgb (cr, bg->r / 255.0, bg->g / 255.0, bg->b / 255.0);
cairo_paint (cr);
- cairo_set_source_rgb (cr, fg->red, fg->green, fg->blue);
+ cairo_set_source_rgb (cr, fg->r / 255.0, fg->g / 255.0, fg->b / 255.0);
xr_draw_chart (item, cr, 0.0, 0.0, width, length);
return file_name;
}
+
+
+char *
+xr_draw_eps_chart (const struct chart_item *item,
+ const char *file_name_template, int number,
+ const struct cell_color *fg,
+ const struct cell_color *bg)
+{
+ const int width = 640;
+ const int length = 480;
+
+ cairo_surface_t *surface;
+ const char *number_pos;
+ char *file_name;
+ cairo_t *cr;
+
+ number_pos = strchr (file_name_template, '#');
+ if (number_pos != NULL)
+ file_name = xasprintf ("%.*s%d%s.eps", (int) (number_pos - file_name_template),
+ file_name_template, number, number_pos + 1);
+ else
+ file_name = xasprintf ("%s.eps", file_name_template);
+
+ surface = cairo_ps_surface_create (file_name, width, length);
+ cairo_ps_surface_set_eps (surface, true);
+ cr = cairo_create (surface);
+
+ cairo_set_source_rgb (cr, bg->r / 255.0, bg->g / 255.0, bg->b / 255.0);
+ cairo_paint (cr);
+
+ cairo_set_source_rgb (cr, fg->r / 255.0, fg->g / 255.0, fg->b / 255.0);
+
+ xr_draw_chart (item, cr, 0.0, 0.0, width, length);
+
+ cairo_destroy (cr);
+ cairo_surface_destroy (surface);
+
+ return file_name;
+}
+
\f
+
struct xr_table_state
{
struct xr_render_fsm fsm;
- struct table_item *table_item;
struct render_pager *p;
};
{
struct xr_table_state *ts = UP_CAST (fsm, struct xr_table_state, fsm);
- table_item_unref (ts->table_item);
render_pager_destroy (ts->p);
free (ts);
}
static struct xr_render_fsm *
-xr_render_table (struct xr_driver *xr, const struct table_item *table_item)
+xr_render_table (struct xr_driver *xr, struct table_item *table_item)
{
struct xr_table_state *ts;
ts = xmalloc (sizeof *ts);
ts->fsm.render = xr_table_render;
ts->fsm.destroy = xr_table_destroy;
- ts->table_item = table_item_ref (table_item);
if (xr->y > 0)
xr->y += xr->char_height;
ts->p = render_pager_create (xr->params, table_item);
+ table_item_unref (table_item);
return &ts->fsm;
}
return &eject_renderer;
}
\f
-static struct xr_render_fsm *
-xr_create_text_renderer (struct xr_driver *xr, const struct text_item *item)
-{
- struct tab_table *tab = tab_create (1, 1);
-
- struct cell_style *style = pool_alloc (tab->container, sizeof *style);
- *style = (struct cell_style) CELL_STYLE_INITIALIZER;
- if (item->font)
- style->font = pool_strdup (tab->container, item->font);
- style->font_size = item->font_size;
- style->bold = item->bold;
- style->italic = item->italic;
- style->underline = item->underline;
- tab->styles[0] = style;
-
- tab_text (tab, 0, 0, TAB_LEFT, text_item_get_text (item));
- struct table_item *table_item = table_item_create (&tab->table, NULL, NULL);
- struct xr_render_fsm *fsm = xr_render_table (xr, table_item);
- table_item_unref (table_item);
-
- return fsm;
-}
-
static struct xr_render_fsm *
xr_render_text (struct xr_driver *xr, const struct text_item *text_item)
{
case TEXT_ITEM_PAGE_TITLE:
break;
- case TEXT_ITEM_BLANK_LINE:
- if (xr->y > 0)
- xr->y += xr->char_height;
- break;
-
- case TEXT_ITEM_EJECT_PAGE:
- if (xr->y > 0)
- return xr_render_eject ();
- break;
-
default:
- return xr_create_text_renderer (xr, text_item);
+ return xr_render_table (
+ xr, text_item_to_table_item (text_item_ref (text_item)));
}
return NULL;
const struct message_item *message_item)
{
char *s = msg_to_string (message_item_get_msg (message_item));
- struct text_item *item = text_item_create (TEXT_ITEM_PARAGRAPH, s);
+ struct text_item *item = text_item_create (TEXT_ITEM_LOG, s);
free (s);
- struct xr_render_fsm *fsm = xr_create_text_renderer (xr, item);
- text_item_unref (item);
-
- return fsm;
+ return xr_render_table (xr, text_item_to_table_item (item));
}
static struct xr_render_fsm *
const struct output_item *output_item)
{
if (is_table_item (output_item))
- return xr_render_table (xr, to_table_item (output_item));
+ return xr_render_table (xr, table_item_ref (to_table_item (output_item)));
else if (is_chart_item (output_item))
return xr_render_chart (to_chart_item (output_item));
else if (is_text_item (output_item))
return xr_render_text (xr, to_text_item (output_item));
+ else if (is_page_eject_item (output_item))
+ return xr->y > 0 ? xr_render_eject () : NULL;
else if (is_message_item (output_item))
return xr_render_message (xr, to_message_item (output_item));
else
return NULL;
}
+
+bool
+xr_draw_svg_file (struct xr_rendering *r,
+ const char *filename)
+{
+ int width, height;
+ g_assert (r);
+ xr_rendering_measure (r, &width, &height);
+ cairo_surface_t *surface = cairo_svg_surface_create (filename, width, height);
+ if (!surface)
+ {
+ g_error ("Could not create cairo svg surface with file %s", filename);
+ return FALSE;
+ }
+ cairo_t *cr = cairo_create (surface);
+ xr_rendering_draw (r, cr, 0, 0, width, height);
+ cairo_destroy (cr);
+ cairo_surface_destroy (surface);
+ return TRUE;
+}
projects / pspp / blobdiff