diff options
author | John Tytgat <joty@netsurf-browser.org> | 2008-07-26 16:01:59 +0000 |
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committer | John Tytgat <joty@netsurf-browser.org> | 2008-07-26 16:01:59 +0000 |
commit | 35d3d6d0bb16abeeb6aad2fd0398c8e68a40d414 (patch) | |
tree | 9967569fb69077f96f6f7e63998001c673dd82c5 /gtk | |
parent | 9fb65c709676d5b665ba0bd8aeb706ce28de46ea (diff) | |
download | netsurf-35d3d6d0bb16abeeb6aad2fd0398c8e68a40d414.tar.gz netsurf-35d3d6d0bb16abeeb6aad2fd0398c8e68a40d414.tar.bz2 |
First merge of Adam Blokus' GSoC work from his branch 'branches/adamblokus/netsurf'.
Merged revisions 4212-4552,4554-4709,4711-4724 via svnmerge from
svn://svn.netsurf-browser.org/branches/adamblokus/netsurf
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r4212 | adamblokus | 2008-05-26 19:42:31 +0200 (Mon, 26 May 2008) | 4 lines
Pdf plotting skeleton pinned on Print Preview in GTK.
Just creates a file and draws lines.
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r4213 | adamblokus | 2008-05-27 00:11:03 +0200 (Tue, 27 May 2008) | 4 lines
Pdf plotter - added drawing some graphic primitives.
Still with limited functionality, but a snapshot of the
currently viewed page can be made and resembles the original.
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r4214 | adamblokus | 2008-05-27 11:43:31 +0200 (Tue, 27 May 2008) | 2 lines
Corrected encoding name
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r4215 | adamblokus | 2008-05-27 12:47:26 +0200 (Tue, 27 May 2008) | 3 lines
Colours and polygons added.
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r4217 | adamblokus | 2008-05-27 21:39:35 +0200 (Tue, 27 May 2008) | 6 lines
Added rectangles, filled boxes and clipping.
Taken into consideration joty's comments.
Added a todo list for this part.
Added some debug stuff and checking boundaries.
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r4218 | adamblokus | 2008-05-28 12:37:30 +0200 (Wed, 28 May 2008) | 2 lines
Added path ploting (not sure if valid argument order for bezier) and dashed/dotted line styles
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r4221 | adamblokus | 2008-05-28 22:11:05 +0200 (Wed, 28 May 2008) | 3 lines
Some more options in graphic primitives and normalizing some parameters.
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r4235 | adamblokus | 2008-05-31 22:54:56 +0200 (Sat, 31 May 2008) | 4 lines
Plotting changed as jmb suggested (is the least invasive one from the possible)
Added dummy bitmap plotting - way of plotting an image is determined by its type.
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r4251 | adamblokus | 2008-06-03 17:12:15 +0200 (Tue, 03 Jun 2008) | 3 lines
Added plotting jpg and png images - quite a lot to improve in this code, but it seems to work ;)
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r4263 | adamblokus | 2008-06-05 14:20:32 +0200 (Thu, 05 Jun 2008) | 3 lines
Added hadling images other than png and jpeg - with transparency.
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r4267 | adamblokus | 2008-06-06 15:36:34 +0200 (Fri, 06 Jun 2008) | 5 lines
Added handling NULL-returns from all mallocs.
Added plot_bitmap_tile handling.
Changed code style a little.
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r4327 | adamblokus | 2008-06-12 17:46:34 +0200 (Thu, 12 Jun 2008) | 5 lines
Added a first prototype of the paged-output organization.
Still not sure about naming, file locations etc.
Works with the same pdf plotting as before.
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r4328 | adamblokus | 2008-06-13 13:52:15 +0200 (Fri, 13 Jun 2008) | 4 lines
Added primitive width adjustment and outputing the whole
website in multiple pages.
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r4336 | joty | 2008-06-15 15:06:57 +0200 (Sun, 15 Jun 2008) | 1 line
Fix RISC OS build failure (change r4235 wasn't complete).
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r4337 | joty | 2008-06-15 18:15:32 +0200 (Sun, 15 Jun 2008) | 16 lines
This enables "Export PDF" in RISC OS build:
- Docs/Doxyfile(PREDEFINED): Added WITH_PDF_EXPORT
- Makefile.sources(S_PDF): Add to RISC OS target as well.
- utils/config.h: Define WITH_PDF_EXPORT which controls if we want to have
PDF export functionality or not.
- riscos/save_pdf.c,riscos/save_pdf.h(save_as_pdf): Use PDF print API made
by Adam Blokus to write a PDF file under RISC OS.
- riscos/save.c: Call save_as_pdf added.
- riscos/menus.c: Add 'Export->PDF' menu entry.
- riscos/menus.h(menu_action): Added BROWSER_EXPORT_PDF.
- desktop/gui.h(gui_save_type): Added GUI_SAVE_PDF.
- desktop/print.c(print_run): Added return value.
- Makefile(CCACHE): Moved closed to the place where CC is set for the first time.
(LDFLAGS): Centralised adding all non-pkgconfig libraries and added Haru + PNG libs.
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r4343 | adamblokus | 2008-06-16 01:08:52 +0200 (Mon, 16 Jun 2008) | 3 lines
Added margins and page size adjustment.
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r4412 | adamblokus | 2008-06-21 20:22:07 +0200 (Sat, 21 Jun 2008) | 4 lines
Added 'fuzzy' margins on page bottom.
Disabled direct png embedding, because it is too unstable in Haru now.
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r4421 | adamblokus | 2008-06-22 18:52:28 +0200 (Sun, 22 Jun 2008) | 2 lines
Added "Save as.." dialog and Export->PDF menu entry. Print preview still works with default path.
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r4437 | adamblokus | 2008-06-25 02:44:46 +0200 (Wed, 25 Jun 2008) | 4 lines
Added skeleton of applying loose layout.
Minor code cleaning-up.
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r4492 | adamblokus | 2008-07-02 09:02:42 +0200 (Wed, 02 Jul 2008) | 5 lines
Implemented the elementar ideas of the loose layout.
Added scaling in the printing routine.
Added some basic demonstrations.
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r4493 | adamblokus | 2008-07-02 09:05:55 +0200 (Wed, 02 Jul 2008) | 3 lines
Cleaned up the loosing code - commited to much of leftover rubbish code.
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r4507 | adamblokus | 2008-07-04 14:25:48 +0200 (Fri, 04 Jul 2008) | 4 lines
Added duplicating box tree and current content - window flickering during printing solved.
Minor error checking after new HPDF_Image_AddSMask call.
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r4515 | adamblokus | 2008-07-06 22:28:16 +0200 (Sun, 06 Jul 2008) | 2 lines
Changes in loosen layout (image resizing).
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r4517 | adamblokus | 2008-07-06 22:38:23 +0200 (Sun, 06 Jul 2008) | 2 lines
Added pdf font handling and rendering functions with the use of Haru functions.
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r4555 | adamblokus | 2008-07-10 00:59:05 +0200 (Thu, 10 Jul 2008) | 2 lines
Added a very basic and still buggy GTK print implementation.
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r4565 | adamblokus | 2008-07-10 14:50:16 +0200 (Thu, 10 Jul 2008) | 2 lines
Added gtk printing one more time - I have forgotten to add the main file.
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r4566 | adamblokus | 2008-07-10 14:57:02 +0200 (Thu, 10 Jul 2008) | 2 lines
removed error with comment
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r4569 | adamblokus | 2008-07-10 15:52:55 +0200 (Thu, 10 Jul 2008) | 5 lines
Major style improvements - added a lot of doxygen comments,
followed tlsa's style guide.
Added some more error checking, too.
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r4575 | adamblokus | 2008-07-10 18:48:26 +0200 (Thu, 10 Jul 2008) | 2 lines
Cleaned up the code.
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r4687 | adamblokus | 2008-07-17 14:17:19 +0200 (Thu, 17 Jul 2008) | 2 lines
Changed everything according to jmb's review plus some minor bug fixes to gtk_print.
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r4688 | adamblokus | 2008-07-17 17:16:34 +0200 (Thu, 17 Jul 2008) | 2 lines
Solved the netsurf.glade clash from r4421.
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r4693 | adamblokus | 2008-07-18 18:11:51 +0200 (Fri, 18 Jul 2008) | 2 lines
Fixed bug with wrong number of pages in gtk printing.
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r4695 | adamblokus | 2008-07-18 19:59:24 +0200 (Fri, 18 Jul 2008) | 3 lines
- fixed uncommented line from the previous commit
- fixed bug with scale bigger than 1.0 (incorretly clipped page)
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r4696 | adamblokus | 2008-07-18 23:28:00 +0200 (Fri, 18 Jul 2008) | 2 lines
Fixed bug in gtk_print_font_paint (and nsfont_paint).
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r4697 | adamblokus | 2008-07-18 23:35:38 +0200 (Fri, 18 Jul 2008) | 2 lines
Bug fix in nsfont_paint.
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r4711 | adamblokus | 2008-07-19 22:44:15 +0200 (Sat, 19 Jul 2008) | 2 lines
Added gtk_selection files.
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r4712 | adamblokus | 2008-07-20 11:15:06 +0200 (Sun, 20 Jul 2008) | 2 lines
Addam missing glade files.
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r4713 | joty | 2008-07-20 17:13:10 +0200 (Sun, 20 Jul 2008) | 1 line
Follow change r4517 for RISC OS and BeOS platforms : Added pdf font handling and rendering functions with the use of Haru functions.
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r4714 | joty | 2008-07-20 18:19:50 +0200 (Sun, 20 Jul 2008) | 1 line
Declare haru_nsfont iso define an instance for each C source including the font_haru.h header. This fixes breakage of PDF export on RISC OS.
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r4724 | adamblokus | 2008-07-23 03:30:08 +0200 (Wed, 23 Jul 2008) | 6 lines
Applied changes according to joty's review.
Added checking the dimensions of a plotted image to pdf plotter.
Commented out jpg embedding (it seems to cause some problems
I'll bring it back when I figure out what's wrong) .
Added back some files removed by mistake.
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svn path=/trunk/netsurf/; revision=4741
Diffstat (limited to 'gtk')
-rw-r--r-- | gtk/font_pango.c | 36 | ||||
-rw-r--r-- | gtk/font_pango.h | 9 | ||||
-rw-r--r-- | gtk/gtk_bitmap.c | 8 | ||||
-rw-r--r-- | gtk/gtk_plotters.c | 10 | ||||
-rw-r--r-- | gtk/gtk_plotters.h | 1 | ||||
-rw-r--r-- | gtk/gtk_print.c | 573 | ||||
-rw-r--r-- | gtk/gtk_print.h | 48 | ||||
-rw-r--r-- | gtk/gtk_scaffolding.c | 91 | ||||
-rw-r--r-- | gtk/res/netsurf.glade | 19 |
9 files changed, 778 insertions, 17 deletions
diff --git a/gtk/font_pango.c b/gtk/font_pango.c index c6ddae102..e1ec7b6fe 100644 --- a/gtk/font_pango.c +++ b/gtk/font_pango.c @@ -37,8 +37,26 @@ /* Until we can consider the descenders etc, we need to not render using cairo */ #undef CAIRO_VERSION -static PangoFontDescription *nsfont_style_to_description( - const struct css_style *style); +static bool nsfont_width(const struct css_style *style, + const char *string, size_t length, + int *width); + +static bool nsfont_position_in_string(const struct css_style *style, + const char *string, size_t length, + int x, size_t *char_offset, int *actual_x); + +static bool nsfont_split(const struct css_style *style, + const char *string, size_t length, + int x, size_t *char_offset, int *actual_x); + +const struct font_functions nsfont = { + nsfont_width, + nsfont_position_in_string, + nsfont_split +}; + + + /** @@ -203,11 +221,11 @@ bool nsfont_paint(const struct css_style *style, { PangoFontDescription *desc; PangoLayout *layout; + PangoLayoutLine *line; gint size; #ifdef CAIRO_VERSION int width, height; -#else - PangoLayoutLine *line; +#else PangoContext *context; GdkColor colour = { 0, ((c & 0xff) << 8) | (c & 0xff), @@ -234,14 +252,13 @@ bool nsfont_paint(const struct css_style *style, pango_layout_set_font_description(layout, desc); pango_layout_set_text(layout, string, length); - + line = pango_layout_get_line(layout, 0); + #ifdef CAIRO_VERSION - pango_layout_get_pixel_size(layout, &width, &height); - cairo_move_to(current_cr, x, y - height); + cairo_move_to(current_cr, x, y); nsgtk_set_colour(c); - pango_cairo_show_layout(current_cr, layout); + pango_cairo_show_layout_line(current_cr, layout, line); #else - line = pango_layout_get_line(layout, 0); gdk_draw_layout_line_with_colors(current_drawable, current_gc, x, y, line, &colour, 0); @@ -350,3 +367,4 @@ PangoFontDescription *nsfont_style_to_description( return desc; } + diff --git a/gtk/font_pango.h b/gtk/font_pango.h index b3b08b95a..cbae6b2a7 100644 --- a/gtk/font_pango.h +++ b/gtk/font_pango.h @@ -20,6 +20,9 @@ * Font handling (GTK interface). */ +#ifndef _NETSURF_GTK_FONT_PANGO_H_ +#define _NETSURF_GTK_FONT_PANGO_H_ + #include <stdbool.h> @@ -28,3 +31,9 @@ struct css_style; bool nsfont_paint(const struct css_style *style, const char *string, size_t length, int x, int y, colour c); + +PangoFontDescription *nsfont_style_to_description( + const struct css_style *style); + + +#endif diff --git a/gtk/gtk_bitmap.c b/gtk/gtk_bitmap.c index 2f4e1085c..bf36a94e6 100644 --- a/gtk/gtk_bitmap.c +++ b/gtk/gtk_bitmap.c @@ -211,6 +211,14 @@ void bitmap_set_suspendable(struct bitmap *bitmap, void *private_word, void (*invalidate)(struct bitmap *bitmap, void *private_word)) { } +int bitmap_get_width(struct bitmap *bitmap){ + return gdk_pixbuf_get_width(bitmap->primary); +} + +int bitmap_get_height(struct bitmap *bitmap){ + return gdk_pixbuf_get_height(bitmap->primary); +} + static GdkPixbuf * gtk_bitmap_generate_pretile(GdkPixbuf *primary, int repeat_x, int repeat_y) { diff --git a/gtk/gtk_plotters.c b/gtk/gtk_plotters.c index 62d31539e..7a696e84a 100644 --- a/gtk/gtk_plotters.c +++ b/gtk/gtk_plotters.c @@ -65,10 +65,10 @@ static bool nsgtk_plot_disc(int x, int y, int radius, colour c, bool filled); static bool nsgtk_plot_arc(int x, int y, int radius, int angle1, int angle2, colour c); static bool nsgtk_plot_bitmap(int x, int y, int width, int height, - struct bitmap *bitmap, colour bg); + struct bitmap *bitmap, colour bg, struct content *content); static bool nsgtk_plot_bitmap_tile(int x, int y, int width, int height, struct bitmap *bitmap, colour bg, - bool repeat_x, bool repeat_y); + bool repeat_x, bool repeat_y, struct content *content); static void nsgtk_set_solid(void); /**< Set for drawing solid lines */ static void nsgtk_set_dotted(void); /**< Set for drawing dotted lines */ static void nsgtk_set_dashed(void); /**< Set for drawing dashed lines */ @@ -281,7 +281,7 @@ static bool nsgtk_plot_pixbuf(int x, int y, int width, int height, } bool nsgtk_plot_bitmap(int x, int y, int width, int height, - struct bitmap *bitmap, colour bg) + struct bitmap *bitmap, colour bg, struct content *content) { GdkPixbuf *pixbuf = gtk_bitmap_get_primary(bitmap); return nsgtk_plot_pixbuf(x, y, width, height, pixbuf, bg); @@ -289,7 +289,7 @@ bool nsgtk_plot_bitmap(int x, int y, int width, int height, bool nsgtk_plot_bitmap_tile(int x, int y, int width, int height, struct bitmap *bitmap, colour bg, - bool repeat_x, bool repeat_y) + bool repeat_x, bool repeat_y, struct content *content) { int doneheight = 0, donewidth = 0; GdkPixbuf *primary; @@ -297,7 +297,7 @@ bool nsgtk_plot_bitmap_tile(int x, int y, int width, int height, if (!(repeat_x || repeat_y)) { /* Not repeating at all, so just pass it on */ - return nsgtk_plot_bitmap(x,y,width,height,bitmap,bg); + return nsgtk_plot_bitmap(x,y,width,height,bitmap,bg,content); } if (repeat_x && !repeat_y) diff --git a/gtk/gtk_plotters.h b/gtk/gtk_plotters.h index 2fb940904..33e1a9484 100644 --- a/gtk/gtk_plotters.h +++ b/gtk/gtk_plotters.h @@ -42,3 +42,4 @@ void nsgtk_set_colour(colour c); void nsgtk_plot_caret(int x, int y, int h); #endif /* NETSURF_GTK_PLOTTERS_H */ + diff --git a/gtk/gtk_print.c b/gtk/gtk_print.c new file mode 100644 index 000000000..6056eec61 --- /dev/null +++ b/gtk/gtk_print.c @@ -0,0 +1,573 @@ +/* + * Copyright 2006 Rob Kendrick <rjek@rjek.com> + * Copyright 2005 James Bursa <bursa@users.sourceforge.net> + * Copyright 2008 Adam Blokus <adamblokus@gmail.com> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + /** \file + * GTK printing (implementation). + * All the functions and structures necessary for printing( signal handlers, + * plotters, printer) are here. + * Most of the plotters have been copied from the gtk_plotters.c file. + */ + + +#include <math.h> +#include <gdk/gdk.h> +#include <gtk/gtk.h> +#include "desktop/plotters.h" +#include "gtk/font_pango.h" +#include "gtk/gtk_scaffolding.h" +#include "render/font.h" +#include "utils/log.h" +#include "desktop/options.h" +#include "gtk/options.h" +#include "gtk/gtk_bitmap.h" + +#include "desktop/print.h" +#include "desktop/printer.h" +#include "content/content.h" +#include "gtk_print.h" +#include "utils/utils.h" + +cairo_t *gtk_print_current_cr; +static struct print_settings* settings; +struct content *content_to_print; + +static bool nsgtk_print_plot_clg(colour c); +static bool nsgtk_print_plot_rectangle(int x0, int y0, int width, int height, + int line_width, colour c, bool dotted, bool dashed); +static bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, + colour c, bool dotted, bool dashed); +static bool nsgtk_print_plot_polygon(int *p, unsigned int n, colour fill); +static bool nsgtk_print_plot_path(float *p, unsigned int n, colour fill, float width, + colour c, float *transform); +static bool nsgtk_print_plot_fill(int x0, int y0, int x1, int y1, colour c); +static bool nsgtk_print_plot_clip(int clip_x0, int clip_y0, + int clip_x1, int clip_y1); +static bool nsgtk_print_plot_text(int x, int y, const struct css_style *style, + const char *text, size_t length, colour bg, colour c); +static bool nsgtk_print_plot_disc(int x, int y, int radius, colour c, bool filled); +static bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, + colour c); +static bool nsgtk_print_plot_bitmap(int x, int y, int width, int height, + struct bitmap *bitmap, colour bg, struct content *content); +static bool nsgtk_print_plot_bitmap_tile(int x, int y, int width, int height, + struct bitmap *bitmap, colour bg, + bool repeat_x, bool repeat_y, struct content *content); + +static void nsgtk_print_set_solid(void); /**< Set for drawing solid lines */ +static void nsgtk_print_set_dotted(void); /**< Set for drawing dotted lines */ +static void nsgtk_print_set_dashed(void); /**< Set for drawing dashed lines */ + + +static void nsgtk_print_set_colour(colour c); +static void nsgtk_print_plot_caret(int x, int y, int h); + + +static bool gtk_print_font_paint(const struct css_style *style, + const char *string, size_t length, + int x, int y, colour c); + + +static bool gtk_print_begin(struct print_settings* settings); +static bool gtk_print_next_page(void); +static void gtk_print_end(void); + + +static GdkRectangle cliprect; + +struct plotter_table plot; + +static const struct plotter_table nsgtk_print_plotters = { + nsgtk_print_plot_clg, + nsgtk_print_plot_rectangle, + nsgtk_print_plot_line, + nsgtk_print_plot_polygon, + nsgtk_print_plot_fill, + nsgtk_print_plot_clip, + nsgtk_print_plot_text, + nsgtk_print_plot_disc, + nsgtk_print_plot_arc, + nsgtk_print_plot_bitmap, + nsgtk_print_plot_bitmap_tile, + NULL, + NULL, + NULL, + nsgtk_print_plot_path +}; + +static const struct printer gtk_printer= { + &nsgtk_print_plotters, + gtk_print_begin, + gtk_print_next_page, + gtk_print_end +}; + +bool nsgtk_print_plot_clg(colour c) +{ + return true; +} + +bool nsgtk_print_plot_rectangle(int x0, int y0, int width, int height, + int line_width, colour c, bool dotted, bool dashed) +{ + LOG(("Plotting rectangle. width: %i ; height: %i", width, height)); + nsgtk_print_set_colour(c); + if (dotted) + nsgtk_print_set_dotted(); + else if (dashed) + nsgtk_print_set_dashed(); + else + nsgtk_print_set_solid(); + + + if (line_width == 0) + line_width = 1; + + cairo_set_line_width(gtk_print_current_cr, line_width); + cairo_rectangle(gtk_print_current_cr, x0, y0, width, height); + cairo_stroke(gtk_print_current_cr); + + return true; +} + + +bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, + colour c, bool dotted, bool dashed) +{ + nsgtk_print_set_colour(c); + if (dotted) + nsgtk_print_set_dotted(); + else if (dashed) + nsgtk_print_set_dashed(); + else + nsgtk_print_set_solid(); + + + if (width == 0) + width = 1; + + cairo_set_line_width(gtk_print_current_cr, width); + cairo_move_to(gtk_print_current_cr, x0, y0 - 0.5); + cairo_line_to(gtk_print_current_cr, x1, y1 - 0.5); + cairo_stroke(gtk_print_current_cr); + + return true; +} + + +bool nsgtk_print_plot_polygon(int *p, unsigned int n, colour fill) +{ + + LOG(("Plotting polygon.")); + unsigned int i; + + nsgtk_print_set_colour(fill); + nsgtk_print_set_solid(); + + + cairo_set_line_width(gtk_print_current_cr, 0); + cairo_move_to(gtk_print_current_cr, p[0], p[1]); + LOG(("Starting line at: %i\t%i",p[0],p[1])); + for (i = 1; i != n; i++) { + cairo_line_to(gtk_print_current_cr, p[i * 2], p[i * 2 + 1]); + LOG(("Drawing line to: %i\t%i",p[i * 2], p[i * 2 + 1])); + } + cairo_fill(gtk_print_current_cr); + cairo_stroke(gtk_print_current_cr); + + return true; +} + + +bool nsgtk_print_plot_fill(int x0, int y0, int x1, int y1, colour c) +{ + LOG(("Plotting fill. x0: %i ;\t y0: %i ;\t x1: %i ;\t y1: %i", x0,y0,x1,y1)); + nsgtk_print_set_colour(c); + nsgtk_print_set_solid(); + + /*Normalize boundaries of the area - to prevent overflows. + See comment in pdf_plot_fill. + */ + x0 = min(max(x0, 0), settings->page_width); + y0 = min(max(y0, 0), settings->page_height); + x1 = min(max(x1, 0), settings->page_width); + y1 = min(max(y1, 0), settings->page_height); + + cairo_set_line_width(gtk_print_current_cr, 0); + cairo_rectangle(gtk_print_current_cr, x0, y0, x1 - x0, y1 - y0); + cairo_fill(gtk_print_current_cr); + cairo_stroke(gtk_print_current_cr); + + return true; +} + + +bool nsgtk_print_plot_clip(int clip_x0, int clip_y0, + int clip_x1, int clip_y1) +{ + LOG(("Clipping. x0: %i ;\t y0: %i ;\t x1: %i ;\t y1: %i", + clip_x0,clip_y0,clip_x1,clip_y1)); + + /*Normalize cllipping area - to prevent overflows. + See comment in pdf_plot_fill. + */ + clip_x0 = min(max(clip_x0, 0), settings->page_width); + clip_y0 = min(max(clip_y0, 0), settings->page_height); + clip_x1 = min(max(clip_x1, 0), settings->page_width); + clip_y1 = min(max(clip_y1, 0), settings->page_height); + + + cairo_reset_clip(gtk_print_current_cr); + cairo_rectangle(gtk_print_current_cr, clip_x0, clip_y0, + clip_x1 - clip_x0, clip_y1 - clip_y0); + cairo_clip(gtk_print_current_cr); + + cliprect.x = clip_x0; + cliprect.y = clip_y0; + cliprect.width = clip_x1 - clip_x0; + cliprect.height = clip_y1 - clip_y0; +// gdk_gc_set_clip_rectangle(gtk_print_current_gc, &cliprect); + return true; + +} + + +bool nsgtk_print_plot_text(int x, int y, const struct css_style *style, + const char *text, size_t length, colour bg, colour c) +{ + return gtk_print_font_paint(style, text, length, x, y, c); +} + + +bool nsgtk_print_plot_disc(int x, int y, int radius, colour c, bool filled) +{ + nsgtk_print_set_colour(c); + nsgtk_print_set_solid(); + + if (filled) + cairo_set_line_width(gtk_print_current_cr, 0); + else + cairo_set_line_width(gtk_print_current_cr, 1); + + cairo_arc(gtk_print_current_cr, x, y, radius, 0, M_PI * 2); + + if (filled) + cairo_fill(gtk_print_current_cr); + + cairo_stroke(gtk_print_current_cr); + + + return true; +} + +bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, colour c) +{ + nsgtk_print_set_colour(c); + nsgtk_print_set_solid(); + + cairo_set_line_width(gtk_print_current_cr, 1); + cairo_arc(gtk_print_current_cr, x, y, radius, + (angle1 + 90) * (M_PI / 180), + (angle2 + 90) * (M_PI / 180)); + cairo_stroke(gtk_print_current_cr); + + + return true; +} + +static bool nsgtk_print_plot_pixbuf(int x, int y, int width, int height, + GdkPixbuf *pixbuf, colour bg) +{ + /* XXX: This currently ignores the background colour supplied. + * Does this matter? + */ + + if (width == 0 || height == 0) + return true; + + if (gdk_pixbuf_get_width(pixbuf) == width && + gdk_pixbuf_get_height(pixbuf) == height) { + gdk_cairo_set_source_pixbuf(gtk_print_current_cr, pixbuf, x, y); + cairo_paint(gtk_print_current_cr); + + } else { + GdkPixbuf *scaled; + scaled = gdk_pixbuf_scale_simple(pixbuf, + width, height, + /* plotting for the printer doesn't have to be fast + * so we can use always the interp_style + * that gives better quality + */ + GDK_INTERP_BILINEAR + ); + if (!scaled) + return false; + gdk_cairo_set_source_pixbuf(gtk_print_current_cr, scaled, x, y); + cairo_paint(gtk_print_current_cr); + + g_object_unref(scaled); + } + + return true; +} + +bool nsgtk_print_plot_bitmap(int x, int y, int width, int height, + struct bitmap *bitmap, colour bg, struct content *content) +{ + GdkPixbuf *pixbuf = gtk_bitmap_get_primary(bitmap); + return nsgtk_print_plot_pixbuf(x, y, width, height, pixbuf, bg); +} + +bool nsgtk_print_plot_bitmap_tile(int x, int y, int width, int height, + struct bitmap *bitmap, colour bg, + bool repeat_x, bool repeat_y, struct content *content) +{ + int doneheight = 0, donewidth = 0; + GdkPixbuf *primary; + GdkPixbuf *pretiled; + + if (!(repeat_x || repeat_y)) { + /* Not repeating at all, so just pass it on */ + return nsgtk_print_plot_bitmap(x,y,width,height,bitmap,bg,content); + } + + if (repeat_x && !repeat_y) + pretiled = gtk_bitmap_get_pretile_x(bitmap); + if (repeat_x && repeat_y) + pretiled = gtk_bitmap_get_pretile_xy(bitmap); + if (!repeat_x && repeat_y) + pretiled = gtk_bitmap_get_pretile_y(bitmap); + primary = gtk_bitmap_get_primary(bitmap); + /* use the primary and pretiled widths to scale the w/h provided */ + width *= gdk_pixbuf_get_width(pretiled); + width /= gdk_pixbuf_get_width(primary); + height *= gdk_pixbuf_get_height(pretiled); + height /= gdk_pixbuf_get_height(primary); + + if (y > cliprect.y) + doneheight = (cliprect.y - height) + ((y - cliprect.y) % height); + else + doneheight = y; + + while (doneheight < (cliprect.y + cliprect.height)) { + if (x > cliprect.x) + donewidth = (cliprect.x - width) + ((x - cliprect.x) % width); + else + donewidth = x; + while (donewidth < (cliprect.x + cliprect.width)) { + nsgtk_print_plot_pixbuf(donewidth, doneheight, + width, height, pretiled, bg); + donewidth += width; + if (!repeat_x) break; + } + doneheight += height; + if (!repeat_y) break; + } + + + return true; +} + +bool nsgtk_print_plot_path(float *p, unsigned int n, colour fill, float width, + colour c, float *transform) +{ + /* Only the internal SVG renderer uses this plot call currently, + * and the GTK version uses librsvg. Thus, we ignore this complexity, + * and just return true obliviously. + */ + + return true; +} + +void nsgtk_print_set_colour(colour c) +{ + int r, g, b; + GdkColor colour; + + r = c & 0xff; + g = (c & 0xff00) >> 8; + b = (c & 0xff0000) >> 16; + + colour.red = r | (r << 8); + colour.green = g | (g << 8); + colour.blue = b | (b << 8); + colour.pixel = (r << 16) | (g << 8) | b; + + gdk_color_alloc(gdk_colormap_get_system(), + &colour); +// gdk_gc_set_foreground(gtk_print_current_gc, &colour); + + cairo_set_source_rgba(gtk_print_current_cr, r / 255.0, + g / 255.0, b / 255.0, 1.0); + +} + + +void nsgtk_print_set_solid() +{ + + double dashes = 0; + + cairo_set_dash(gtk_print_current_cr, &dashes, 0, 0); + +} + +void nsgtk_print_set_dotted() +{ + double cdashes = 1; + gint8 dashes[] = { 1, 1 }; + + cairo_set_dash(gtk_print_current_cr, &cdashes, 1, 0); + +} + +void nsgtk_print_set_dashed() +{ + double cdashes = 3; + gint8 dashes[] = { 3, 3 }; + + cairo_set_dash(gtk_print_current_cr, &cdashes, 1, 0); +} + +bool gtk_print_font_paint(const struct css_style *style, + const char *string, size_t length, + int x, int y, colour c) +{ + PangoFontDescription *desc; + PangoLayout *layout; + gint size; + PangoLayoutLine *line; + + int width, height; + + + if (length == 0) + return true; + + desc = nsfont_style_to_description(style); + size = (gint)((double)pango_font_description_get_size(desc) * settings->scale); + if (pango_font_description_get_size_is_absolute(desc)) + pango_font_description_set_absolute_size(desc, size); + else + pango_font_description_set_size(desc, size); + + + layout = pango_cairo_create_layout(gtk_print_current_cr); + + pango_layout_set_font_description(layout, desc); + pango_layout_set_text(layout, string, length); + + line = pango_layout_get_line(layout, 0); + + cairo_move_to(gtk_print_current_cr, x, y); + nsgtk_print_set_colour(c); + pango_cairo_show_layout_line(gtk_print_current_cr, line); + + + g_object_unref(layout); + pango_font_description_free(desc); + + return true; +} + + + +static bool gtk_print_begin(struct print_settings* settings) +{ + return true; +} +static bool gtk_print_next_page() +{ + return true; +} +static void gtk_print_end() +{ +} + +/** Handle the begin_print signal from the GtkPrintOperation + * \param operation the operation which emited the signal + * \param context the print context used to set up the pages + * \param user_data nothing in here + */ + +void gtk_print_signal_begin_print (GtkPrintOperation *operation, + GtkPrintContext *context, + gpointer user_data) +{ + + int page_number; + double height_on_page, height_to_print; + + LOG(("Begin print")); + + + settings = print_make_settings(DEFAULT); + + settings->margins[MARGINTEXT] = 0; + settings->margins[MARGINTOP] = 0; + settings->margins[MARGINLEFT] = 0; + settings->margins[MARGINBOTTOM] = 0; + settings->margins[MARGINRIGHT] = 0; + settings->page_width = gtk_print_context_get_width(context); + settings->page_height = gtk_print_context_get_height(context); + settings->scale = 0.7; + settings->font_func = &nsfont; + + print_set_up(content_to_print, >k_printer, settings, &height_to_print); + + LOG(("page_width: %f ;page_height: %f; content height: %lf",settings->page_width, + settings->page_height, height_to_print)); + + height_on_page = settings->page_height; + height_on_page = height_on_page - settings->margins[MARGINTOP] + - settings->margins[MARGINBOTTOM]; + height_to_print *= settings->scale; + + page_number = height_to_print / height_on_page; + if (height_to_print - page_number * height_on_page > 0) + page_number += 1; + + + gtk_print_operation_set_n_pages(operation, page_number); +} + +/** Handle the draw_page signal from the GtkPrintOperation. + * This function changes only the cairo context to print on. + */ + +void gtk_print_signal_draw_page(GtkPrintOperation *operation, + GtkPrintContext *context, + gint page_nr, + gpointer user_data) +{ + LOG(("Draw Page")); + gtk_print_current_cr = gtk_print_context_get_cairo_context(context); + print_draw_next_page(>k_printer, settings); +} + +/** Handle the end_print signal from the GtkPrintOperation. + * This functions calls only the print_cleanup function from the print interface + */ + +void gtk_print_signal_end_print(GtkPrintOperation *operation, + GtkPrintContext *context, + gpointer user_data) +{ + LOG(("End print")); + print_cleanup(content_to_print, >k_printer); +} diff --git a/gtk/gtk_print.h b/gtk/gtk_print.h new file mode 100644 index 000000000..b232920de --- /dev/null +++ b/gtk/gtk_print.h @@ -0,0 +1,48 @@ +/* + * Copyright 2008 Adam Blokus <adamblokus@gmail.com> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + + /** \file + * GTK printing (interface). + */ + +#ifndef NETSURF_GTK_PRINT_PLOTTERS_H +#define NETSURF_GTK_PRINT_PLOTTERS_H + + +#include <gtk/gtk.h> + +extern cairo_t *gtk_print_current_cr; + +extern struct content *content_to_print; + + +/*handlers for signals from the GTK print operation*/ +void gtk_print_signal_begin_print(GtkPrintOperation *operation, + GtkPrintContext *context, + gpointer user_data); + +void gtk_print_signal_draw_page(GtkPrintOperation *operation, + GtkPrintContext *context, + gint page_nr, + gpointer user_data); + +void gtk_print_signal_end_print(GtkPrintOperation *operation, + GtkPrintContext *context, + gpointer user_data); + +#endif diff --git a/gtk/gtk_scaffolding.c b/gtk/gtk_scaffolding.c index c13acbad5..1165d785a 100644 --- a/gtk/gtk_scaffolding.c +++ b/gtk/gtk_scaffolding.c @@ -49,6 +49,11 @@ #include "render/html.h" #include "utils/messages.h" #include "utils/utils.h" + +#include "pdf/pdf_plotters.h" +#include "desktop/print.h" +#include "gtk/gtk_print.h" + #undef NDEBUG #include "utils/log.h" @@ -138,6 +143,9 @@ void nsgtk_openfile_open(char *filename); MENUPROTO(new_window); MENUPROTO(open_location); MENUPROTO(open_file); +MENUPROTO(export_pdf); +MENUPROTO(print); +MENUPROTO(print_preview); MENUPROTO(close_window); MENUPROTO(quit); @@ -181,6 +189,9 @@ static struct menu_events menu_events[] = { MENUEVENT(new_window), MENUEVENT(open_location), MENUEVENT(open_file), + MENUEVENT(export_pdf), + MENUEVENT(print), + MENUEVENT(print_preview), MENUEVENT(close_window), MENUEVENT(quit), @@ -467,6 +478,86 @@ MENUHANDLER(open_file) return TRUE; } +MENUHANDLER(export_pdf){ + + GtkWidget *save_dialog; + struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g; + struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level); + struct print_settings* settings; + + LOG(("Print preview (generating PDF) started.")); + + settings = print_make_settings(DEFAULT); + + save_dialog = gtk_file_chooser_dialog_new("Export to PDF", gw->window, + GTK_FILE_CHOOSER_ACTION_SAVE, + GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, + GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, + NULL); + + gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(save_dialog), + getenv("HOME") ? getenv("HOME") : "/"); + + gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(save_dialog), + "out.pdf"); + + if (gtk_dialog_run(GTK_DIALOG(save_dialog)) == GTK_RESPONSE_ACCEPT) { + settings->output = gtk_file_chooser_get_filename( + GTK_FILE_CHOOSER(save_dialog)); + } + + gtk_widget_destroy(save_dialog); + + print_basic_run(bw->current_content, &pdf_printer, settings); + + return TRUE; +} + +MENUHANDLER(print){ + + struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g; + struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level); + + GtkPrintOperation* print_op; + GtkPageSetup* page_setup; + struct print_settings* settings; + + settings = print_make_settings(DEFAULT); + + print_op = gtk_print_operation_new(); + page_setup = gtk_page_setup_new(); + + content_to_print = bw->current_content; + + page_setup = gtk_print_run_page_setup_dialog(gw->window, page_setup, NULL); + gtk_print_operation_set_default_page_setup (print_op, page_setup); + + g_signal_connect(print_op, "begin_print", G_CALLBACK (gtk_print_signal_begin_print), NULL); + g_signal_connect(print_op, "draw_page", G_CALLBACK (gtk_print_signal_draw_page), NULL); + g_signal_connect(print_op, "end_print", G_CALLBACK (gtk_print_signal_end_print), NULL); + + + gtk_print_operation_run(print_op, + GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, + gw->window, + NULL); + + + return TRUE; +} + +MENUHANDLER(print_preview){ + + struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g; + struct browser_window *bw = nsgtk_get_browser_for_gui(gw->top_level); + + LOG(("Print preview (generating PDF) started.")); + + print_basic_run(bw->current_content, &pdf_printer, NULL); + + return TRUE; +} + MENUHANDLER(close_window) { struct gtk_scaffolding *gw = (struct gtk_scaffolding *)g; diff --git a/gtk/res/netsurf.glade b/gtk/res/netsurf.glade index 09af6fea9..9f9e036f4 100644 --- a/gtk/res/netsurf.glade +++ b/gtk/res/netsurf.glade @@ -91,7 +91,7 @@ <child> <widget class="GtkMenuItem" id="export"> <property name="visible">True</property> - <property name="sensitive">False</property> + <property name="sensitive">True</property> <property name="tooltip" translatable="yes">Export the page to a different format.</property> <property name="label" translatable="yes">Export</property> <property name="use_underline">True</property> @@ -100,6 +100,7 @@ <child> <widget class="GtkMenuItem" id="export_plain_text"> <property name="visible">True</property> + <property name="sensitive">False</property> <property name="tooltip" translatable="yes">Plain ASCII text, readable in text editors and views.</property> <property name="label" translatable="yes">Plain text...</property> <property name="use_underline">True</property> @@ -108,6 +109,7 @@ <child> <widget class="GtkMenuItem" id="export_drawfile"> <property name="visible">True</property> + <property name="sensitive">False</property> <property name="tooltip" translatable="yes">RISC OS Drawfile vector graphic.</property> <property name="label" translatable="yes">Drawfile...</property> <property name="use_underline">True</property> @@ -116,11 +118,21 @@ <child> <widget class="GtkMenuItem" id="export_postscript"> <property name="visible">True</property> + <property name="sensitive">False</property> <property name="tooltip" translatable="yes">PostScript for printing and converting to PDFs.</property> <property name="label" translatable="yes">PostScript...</property> <property name="use_underline">True</property> </widget> </child> + <child> + <widget class="GtkMenuItem" id="export_pdf"> + <property name="visible">True</property> + <property name="sensitive">True</property> + <property name="tooltip" translatable="yes">Portable Document Format.</property> + <property name="label" translatable="yes">PDF...</property> + <property name="use_underline">True</property> + </widget> + </child> </widget> </child> </widget> @@ -133,10 +145,11 @@ <child> <widget class="GtkImageMenuItem" id="print_preview"> <property name="visible">True</property> - <property name="sensitive">False</property> + <property name="sensitive">True</property> <property name="tooltip" translatable="yes">Show how a print out might look like.</property> <property name="label" translatable="yes">Print preview...</property> <property name="use_underline">True</property> + <accelerator key="P" modifiers="GDK_CONTROL_MASK | GDK_SHIFT_MASK" signal="activate"/> <child internal-child="image"> <widget class="GtkImage" id="image558"> <property name="visible">True</property> @@ -149,7 +162,7 @@ <child> <widget class="GtkImageMenuItem" id="print"> <property name="visible">True</property> - <property name="sensitive">False</property> + <property name="sensitive">True</property> <property name="tooltip" translatable="yes">Produce a hardcopy on your printer.</property> <property name="label" translatable="yes">Print...</property> <property name="use_underline">True</property> |