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Viewing changes to src/display/nr-arena.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Alex Valavanis
  • Date: 2010-09-12 19:44:58 UTC
  • mfrom: (1.1.12 upstream) (45.1.3 maverick)
  • Revision ID: james.westby@ubuntu.com-20100912194458-4sjwmbl7dlsrk5dc
Tags: 0.48.0-1ubuntu1
https://launchpad.net/bugs/628048
https://launchpad.net/bugs/401567
https://launchpad.net/bugs/456248
https://launchpad.net/bugs/463602
https://launchpad.net/bugs/591986
https://launchpad.net/bugs/513319
* Merge with Debian unstable (LP: #628048, LP: #401567, LP: #456248, 
  LP: #463602, LP: #591986)
* debian/control: 
  - Ubuntu maintainers
  - Promote python-lxml, python-numpy, python-uniconvertor to Recommends.
  - Demote pstoedit to Suggests (universe package).
  - Suggests ttf-dejavu instead of ttf-bitstream-vera (LP: #513319)
* debian/rules:
  - Run intltool-update on build (Ubuntu-specific).
  - Add translation domain to .desktop files (Ubuntu-specific).
* debian/dirs:
  - Add usr/share/pixmaps.  Allow inkscape.xpm installation
* drop 50-poppler-API.dpatch (now upstream)
* drop 51-paste-in-unwritable-directory.dpatch (now upstream) 

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Lines of Context:
src/display/nr-arena.cpp
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#include "nr-filter-types.h"
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#include <libnr/nr-blit.h>
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#include "preferences.h"
 
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#include "color.h"
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static void nr_arena_class_init (NRArenaClass *klass);
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static void nr_arena_init (NRArena *arena);
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}
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#define FLOAT_TO_UINT8(f) (int(f*255))
 
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#define RGBA_R(v) ((v) >> 24)
 
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#define RGBA_G(v) (((v) >> 16) & 0xff)
 
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#define RGBA_B(v) (((v) >> 8) & 0xff)
 
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#define RGBA_A(v) ((v) & 0xff)
 
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void nr_arena_separate_color_plates(guint32* rgba){
 
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    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
 
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    bool render_cyan = prefs->getBool("/options/printcolorspreview/cyan", true);
 
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    bool render_magenta = prefs->getBool("/options/printcolorspreview/magenta", true);
 
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    bool render_yellow = prefs->getBool("/options/printcolorspreview/yellow", true);
 
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    bool render_black = prefs->getBool("/options/printcolorspreview/black", true);
 
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    float rgb_v[3];
 
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    float cmyk_v[4];
 
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    sp_color_rgb_to_cmyk_floatv (cmyk_v, RGBA_R(*rgba)/256.0, RGBA_G(*rgba)/256.0, RGBA_B(*rgba)/256.0); 
 
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    sp_color_cmyk_to_rgb_floatv (rgb_v, render_cyan ? cmyk_v[0] : 0,
 
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                                        render_magenta ? cmyk_v[1] : 0,
 
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                                        render_yellow ? cmyk_v[2] : 0,
 
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                                        render_black ? cmyk_v[3] : 0);
 
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    *rgba = (FLOAT_TO_UINT8(rgb_v[0])<<24) + (FLOAT_TO_UINT8(rgb_v[1])<<16) + (FLOAT_TO_UINT8(rgb_v[2])<<8) + 0xff;
 
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}
 
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/*
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  Local Variables:
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  mode:c++