1 files changed, 443 insertions, 0 deletions

diff --git a/src/extension/internal/gnome.cpp b/src/extension/internal/gnome.cpp
new file mode 100644
index 000000000..d81dfa95e
--- /dev/null
+++ b/src/extension/internal/gnome.cpp
@@ -0,0 +1,443 @@
+#define __SP_GNOME_C__
+
+/*
+ * Gnome stuff
+ *
+ * Author:
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *   Ted Gould <ted@gould.cx>
+ *
+ *
+ * Copyright (C) 2005 Authors
+ *
+ * Lauris: This code is in public domain
+ * Ted: This code is under the GNU GPL
+ */
+
+/* Gnome Print */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <string.h>
+
+#include "libnr/n-art-bpath.h"
+#include "libnr/nr-rect.h"
+#include "libnr/nr-matrix.h"
+#include "libnr/nr-matrix-fns.h"
+#include "libnr/nr-path.h"
+#include "libnr/nr-pixblock.h"
+#include "display/canvas-bpath.h"
+
+#include <glib.h>
+#include <gtk/gtkdialog.h>
+#include <gtk/gtkbox.h>
+#include <gtk/gtkstock.h>
+
+#if OLDGnome
+#include <libgnomeprint/gnome-print-master.h>
+#include <libgnomeprintui/gnome-print-master-preview.h>
+#endif
+
+#include <glibmm/i18n.h>
+#include "enums.h"
+#include "document.h"
+#include "style.h"
+#include "sp-paint-server.h"
+
+#include "gnome.h"
+
+#include "extension/extension.h"
+#include "extension/system.h"
+
+static ArtBpath *nr_artpath_to_art_bpath(NArtBpath const *s);
+
+namespace Inkscape {
+namespace Extension {
+namespace Internal {
+
+PrintGNOME::PrintGNOME (void)
+{
+    /* Nothing here */
+}
+
+PrintGNOME::~PrintGNOME (void)
+{
+	return;
+}
+
+unsigned int
+PrintGNOME::setup (Inkscape::Extension::Print *mod)
+{
+    GnomePrintConfig *config;
+#if OLDGnome
+    GtkWidget *dlg, *vbox, *sel;
+#endif
+
+    config = gnome_print_config_default ();
+#if OLDGnome
+    dlg = gtk_dialog_new_with_buttons (_("Select printer"), NULL,
+				       GTK_DIALOG_MODAL,
+				       GTK_STOCK_PRINT,
+				       GTK_RESPONSE_OK,
+				       GTK_STOCK_CANCEL,
+				       GTK_RESPONSE_CANCEL,
+				       NULL);
+
+    vbox = GTK_DIALOG (dlg)->vbox;
+    gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
+
+    sel = gnome_printer_selector_new (config);
+    gtk_widget_show (sel);
+    gtk_box_pack_start (GTK_BOX (vbox), sel, TRUE, TRUE, 0);
+
+    btn = gtk_dialog_run (GTK_DIALOG (dlg));
+    gtk_widget_destroy (dlg);
+    if (btn != GTK_RESPONSE_OK) return FALSE;
+#endif
+    _gpc = gnome_print_context_new (config);
+    gnome_print_config_unref (config);
+
+    return TRUE;
+}
+
+unsigned int
+PrintGNOME::set_preview (Inkscape::Extension::Print *mod)
+{
+#if OLDGnome
+    SPPrintContext ctx;
+    GnomePrintContext *gpc;
+    GnomePrintMaster *gpm;
+    GtkWidget *gpmp;
+    gchar *title;
+
+
+    gpm = gnome_print_master_new();
+    _gpc = gnome_print_master_get_context (gpm);
+
+    g_return_if_fail (gpm != NULL);
+    g_return_if_fail (gpc != NULL);
+
+    /* Print document */
+    gnome_print_beginpage (gpc, SP_DOCUMENT_NAME (doc));
+    gnome_print_translate (gpc, 0.0, sp_document_height (doc));
+    /* From desktop points to document pixels */
+    gnome_print_scale (gpc, 0.8, -0.8);
+    sp_item_invoke_print (SP_ITEM (sp_document_root (doc)), &ctx);
+    gnome_print_showpage (gpc);
+    gnome_print_context_close (gpc);
+
+    title = g_strdup_printf (_("Inkscape: Print Preview"));
+    gpmp = gnome_print_master_preview_new (gpm, title);
+
+    gtk_widget_show (GTK_WIDGET(gpmp));
+
+    gnome_print_master_close (gpm);
+
+    g_free (title);
+#endif
+    return 0;
+}
+
+unsigned int
+PrintGNOME::begin (Inkscape::Extension::Print *mod, SPDocument *doc)
+{
+    gnome_print_beginpage (_gpc, (const guchar *)SP_DOCUMENT_NAME (doc));
+    gnome_print_translate (_gpc, 0.0, sp_document_height (doc));
+    /* From desktop points to document pixels */
+    gnome_print_scale (_gpc, 0.8, -0.8);
+
+    return 0;
+}
+
+unsigned int
+PrintGNOME::finish (Inkscape::Extension::Print *mod)
+{
+    gnome_print_showpage (_gpc);
+    gnome_print_context_close (_gpc);
+
+    return 0;
+}
+
+unsigned int
+PrintGNOME::bind (Inkscape::Extension::Print *mod, const NRMatrix *transform, float opacity)
+{
+    gdouble t[6];
+
+	gnome_print_gsave(_gpc);
+
+    t[0] = transform->c[0];
+    t[1] = transform->c[1];
+    t[2] = transform->c[2];
+    t[3] = transform->c[3];
+    t[4] = transform->c[4];
+    t[5] = transform->c[5];
+
+    gnome_print_concat (_gpc, t);
+
+    /* fixme: Opacity? (lauris) */
+
+    return 0;
+}
+
+unsigned int
+PrintGNOME::release (Inkscape::Extension::Print *mod)
+{
+    gnome_print_grestore (_gpc);
+    return 0;
+}
+
+unsigned int PrintGNOME::comment (Inkscape::Extension::Print * module,
+		                  const char * comment)
+{
+	// ignore comment
+	return 0;
+}
+
+unsigned int
+PrintGNOME::fill(Inkscape::Extension::Print *mod,
+		 NRBPath const *bpath, NRMatrix const *ctm, SPStyle const *style,
+		 NRRect const *pbox, NRRect const *dbox, NRRect const *bbox)
+{
+    gdouble t[6];
+
+    /* CTM is for information purposes only */
+    /* We expect user coordinate system to be set up already */
+
+    t[0] = ctm->c[0];
+    t[1] = ctm->c[1];
+    t[2] = ctm->c[2];
+    t[3] = ctm->c[3];
+    t[4] = ctm->c[4];
+    t[5] = ctm->c[5];
+
+    if (style->fill.type == SP_PAINT_TYPE_COLOR) {
+	float rgb[3], opacity;
+	sp_color_get_rgb_floatv (&style->fill.value.color, rgb);
+	gnome_print_setrgbcolor (_gpc, rgb[0], rgb[1], rgb[2]);
+
+	/* fixme: */
+	opacity = SP_SCALE24_TO_FLOAT (style->fill_opacity.value) * SP_SCALE24_TO_FLOAT (style->opacity.value);
+	gnome_print_setopacity (_gpc, opacity);
+
+	ArtBpath * apath = nr_artpath_to_art_bpath(bpath->path);
+	gnome_print_bpath (_gpc, apath, FALSE);
+	g_free(apath);
+
+	if (style->fill_rule.value == SP_WIND_RULE_EVENODD) {
+	    gnome_print_eofill (_gpc);
+	} else {
+	    gnome_print_fill (_gpc);
+	}
+    } else if (style->fill.type == SP_PAINT_TYPE_PAINTSERVER) {
+	SPPainter *painter;
+	NRRect dpbox;
+
+	/* fixme: */
+	dpbox.x0 = pbox->x0;
+	dpbox.y0 = pbox->y0;
+	dpbox.x1 = pbox->x1;
+	dpbox.y1 = pbox->y1;
+	painter = sp_paint_server_painter_new(SP_STYLE_FILL_SERVER(style), 
+						// FIXME: the second matrix below must be the parent (context) transform.
+						// I don't know what it must be for gnome-print. --bb
+						ctm, NR::identity(),
+					      &dpbox);
+	if (painter) {
+	    NRRect cbox;
+	    NRRectL ibox;
+	    NRMatrix d2i;
+	    double dd2i[6];
+	    int x, y;
+
+	    nr_rect_d_intersect (&cbox, dbox, bbox);
+	    ibox.x0 = (long) cbox.x0;
+	    ibox.y0 = (long) cbox.y0;
+	    ibox.x1 = (long) (cbox.x1 + 0.9999);
+	    ibox.y1 = (long) (cbox.y1 + 0.9999);
+
+	    nr_matrix_invert (&d2i, ctm);
+
+	    gnome_print_gsave (_gpc);
+
+		ArtBpath * apath = nr_artpath_to_art_bpath(bpath->path);
+		gnome_print_bpath (_gpc, apath, FALSE);
+		g_free(apath);
+
+	    if (style->fill_rule.value == SP_WIND_RULE_EVENODD) {
+		gnome_print_eoclip (_gpc);
+	    } else {
+		gnome_print_clip (_gpc);
+	    }
+	    dd2i[0] = d2i.c[0];
+	    dd2i[1] = d2i.c[1];
+	    dd2i[2] = d2i.c[2];
+	    dd2i[3] = d2i.c[3];
+	    dd2i[4] = d2i.c[4];
+	    dd2i[5] = d2i.c[5];
+	    gnome_print_concat (_gpc, dd2i);
+	    /* Now we are in desktop coordinates */
+	    for (y = ibox.y0; y < ibox.y1; y+= 64) {
+		for (x = ibox.x0; x < ibox.x1; x+= 64) {
+		    NRPixBlock pb;
+		    nr_pixblock_setup_fast (&pb, NR_PIXBLOCK_MODE_R8G8B8A8N, x, y, x + 64, y + 64, TRUE);
+		    painter->fill (painter, &pb);
+		    gnome_print_gsave (_gpc);
+		    gnome_print_translate (_gpc, x, y + 64);
+		    gnome_print_scale (_gpc, 64, -64);
+		    gnome_print_rgbaimage (_gpc, NR_PIXBLOCK_PX (&pb), 64, 64, pb.rs);
+		    gnome_print_grestore (_gpc);
+		    nr_pixblock_release (&pb);
+		}
+	    }
+	    gnome_print_grestore (_gpc);
+	    sp_painter_free (painter);
+	}
+    }
+
+    return 0;
+}
+
+unsigned int
+PrintGNOME::stroke (Inkscape::Extension::Print *mod, const NRBPath *bpath, const NRMatrix *ctm, const SPStyle *style,
+			      const NRRect *pbox, const NRRect *dbox, const NRRect *bbox)
+{
+    gdouble t[6];
+
+    /* CTM is for information purposes only */
+    /* We expect user coordinate system to be set up already */
+
+    t[0] = ctm->c[0];
+    t[1] = ctm->c[1];
+    t[2] = ctm->c[2];
+    t[3] = ctm->c[3];
+    t[4] = ctm->c[4];
+    t[5] = ctm->c[5];
+
+    if (style->stroke.type == SP_PAINT_TYPE_COLOR) {
+	float rgb[3], opacity;
+	sp_color_get_rgb_floatv (&style->stroke.value.color, rgb);
+	gnome_print_setrgbcolor (_gpc, rgb[0], rgb[1], rgb[2]);
+
+	/* fixme: */
+	opacity = SP_SCALE24_TO_FLOAT (style->stroke_opacity.value) * SP_SCALE24_TO_FLOAT (style->opacity.value);
+	gnome_print_setopacity (_gpc, opacity);
+
+	if (style->stroke_dash.n_dash > 0) {
+	    gnome_print_setdash (_gpc, style->stroke_dash.n_dash, style->stroke_dash.dash, style->stroke_dash.offset);
+	} else {
+	    gnome_print_setdash (_gpc, 0, NULL, 0.0);
+	}
+
+	gnome_print_setlinewidth (_gpc, style->stroke_width.computed);
+	gnome_print_setlinejoin (_gpc, style->stroke_linejoin.computed);
+	gnome_print_setlinecap (_gpc, style->stroke_linecap.computed);
+
+	ArtBpath * apath = nr_artpath_to_art_bpath(bpath->path);
+	gnome_print_bpath (_gpc, apath, FALSE);
+	g_free(apath);
+
+	gnome_print_stroke (_gpc);
+    }
+
+    return 0;
+}
+
+unsigned int
+PrintGNOME::image (Inkscape::Extension::Print *mod, unsigned char *px, unsigned int w, unsigned int h, unsigned int rs,
+			     const NRMatrix *transform, const SPStyle *style)
+{
+    gdouble t[6];
+
+    t[0] = transform->c[0];
+    t[1] = transform->c[1];
+    t[2] = transform->c[2];
+    t[3] = transform->c[3];
+    t[4] = transform->c[4];
+    t[5] = transform->c[5];
+
+    gnome_print_gsave (_gpc);
+
+    gnome_print_concat (_gpc, t);
+
+    if (style->opacity.value != SP_SCALE24_MAX) {
+	guchar *dpx, *d, *s;
+	guint x, y;
+	guint32 alpha;
+	alpha = (guint32) floor (SP_SCALE24_TO_FLOAT (style->opacity.value) * 255.9999);
+	dpx = g_new (guchar, w * h * 4);
+	for (y = 0; y < h; y++) {
+	    s = px + y * rs;
+	    d = dpx + y * w * 4;
+	    memcpy (d, s, w * 4);
+	    for (x = 0; x < w; x++) {
+		d[3] = (s[3] * alpha) / 255;
+		s += 4;
+		d += 4;
+	    }
+	}
+	gnome_print_rgbaimage (_gpc, dpx, w, h, w * 4);
+	g_free (dpx);
+    } else {
+	gnome_print_rgbaimage (_gpc, px, w, h, rs);
+    }
+
+    gnome_print_grestore (_gpc);
+
+    return 0;
+}
+
+void
+PrintGNOME::init (void)
+{
+	Inkscape::Extension::Extension * ext;
+	
+	/* SVG in */
+    ext = Inkscape::Extension::build_from_mem(
+		"<inkscape-extension>\n"
+			"<name>GNOME Print</name>\n"
+			"<id>" SP_MODULE_KEY_PRINT_GNOME "</id>\n"
+			"<print/>\n"
+		"</inkscape-extension>", new PrintGNOME());
+
+	return;
+}
+
+}  /* namespace Internal */
+}  /* namespace Extension */
+}  /* namespace Inkscape */
+
+
+// Remember to free the result!
+static ArtBpath *
+nr_artpath_to_art_bpath(NArtBpath const *s)
+{
+	int i;
+	if (!s) {
+		return NULL;
+	}
+
+	i = 0;
+	while (s[i].code != NR_END) i += 1;
+
+	ArtBpath* d = nr_new (ArtBpath, i + 1);
+
+	i = 0;
+	while (s[i].code != NR_END) {
+		d[i].code = (ArtPathcode)s[i].code;
+		if (s[i].code == NR_CURVETO) {
+			d[i].x1 = s[i].x1;
+			d[i].y1 = s[i].y1;
+			d[i].x2 = s[i].x2;
+			d[i].y2 = s[i].y2;
+		}
+		d[i].x3 = s[i].x3;
+		d[i].y3 = s[i].y3;
+		i += 1;
+	}
+	d[i].code = ART_END;
+
+	return d;
+}
+