desktop-style.h

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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_SP_DESKTOP_STYLE_H
#define SEEN_SP_DESKTOP_STYLE_H
 
/*
 * Desktop style management
 *
 * Authors:
 *   bulia byak
 *   verbalshadow
 *
 * Copyright (C) 2004, 2006 authors
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#include <memory>
#include <vector>
#include <optional>
 
#include <glib.h>
 
class SPCSSAttr;
class SPDesktop;
class SPObject;
class SPItem;
class SPStyle;
namespace Inkscape {
class ObjectSet;
namespace XML {
class Node;
}
namespace Colors {
class Color;
class ColorSet;
}
}
namespace Glib { class ustring; }
 
using Inkscape::Colors::Color;
 
enum { // what kind of a style the query is returning
    QUERY_STYLE_NOTHING,   // nothing was queried - e.g. no selection
    QUERY_STYLE_SINGLE,  // single object was queried
    QUERY_STYLE_MULTIPLE_SAME, // multiple objects were queried, the results were the same
    QUERY_STYLE_MULTIPLE_DIFFERENT, // multiple objects were queried, the results could NOT be meaningfully averaged
    QUERY_STYLE_MULTIPLE_AVERAGED // multiple objects were queried, the results were meaningfully averaged
};
 
enum { // which property was queried (add when you need more)
    QUERY_STYLE_PROPERTY_EVERYTHING,
    QUERY_STYLE_PROPERTY_FILL,  // fill, fill-opacity
    QUERY_STYLE_PROPERTY_STROKE,  // stroke, stroke-opacity
    QUERY_STYLE_PROPERTY_STROKEWIDTH,  // stroke-width
    QUERY_STYLE_PROPERTY_STROKEMITERLIMIT,  // miter limit
    QUERY_STYLE_PROPERTY_STROKEJOIN,  // stroke join
    QUERY_STYLE_PROPERTY_STROKECAP,  // stroke cap
    QUERY_STYLE_PROPERTY_STROKESTYLE, // markers, dasharray, miterlimit, stroke-width, stroke-cap, stroke-join
    QUERY_STYLE_PROPERTY_PAINTORDER, // paint-order
    QUERY_STYLE_PROPERTY_FONT_SPECIFICATION, //-inkscape-font-specification
    QUERY_STYLE_PROPERTY_FONTFAMILY, // font-family
    QUERY_STYLE_PROPERTY_FONTSTYLE, // font style
    QUERY_STYLE_PROPERTY_FONTVARIANTS, // font variants (OpenType features)
    QUERY_STYLE_PROPERTY_FONTFEATURESETTINGS, // font feature settings (OpenType features)
    QUERY_STYLE_PROPERTY_FONTNUMBERS, // size, spacings
    QUERY_STYLE_PROPERTY_BASELINES, // baseline-shift
    QUERY_STYLE_PROPERTY_WRITINGMODES, // writing-mode, text-orientation
    QUERY_STYLE_PROPERTY_MASTEROPACITY, // opacity
    QUERY_STYLE_PROPERTY_ISOLATION, // isolation
    QUERY_STYLE_PROPERTY_BLEND, // blend
    QUERY_STYLE_PROPERTY_BLUR // blur
};
 
void sp_desktop_apply_css_recursive(SPObject *o, SPCSSAttr *css, bool skip_lines);
void sp_desktop_set_color(SPDesktop *desktop, Color const &color, bool is_relative, bool fill);
void sp_desktop_set_style(Inkscape::ObjectSet *set, SPDesktop *desktop, SPCSSAttr *css, bool change = true, bool write_current = true, bool switch_style = false);
void sp_desktop_set_style(SPDesktop *desktop, SPCSSAttr *css, bool change = true, bool write_current = true, bool switch_style = false);
SPCSSAttr *sp_desktop_get_style(SPDesktop *desktop, bool with_text);
double sp_desktop_get_master_opacity_tool(SPDesktop *desktop, Glib::ustring const &tool, bool* has_opacity = nullptr);
double sp_desktop_get_opacity_tool(SPDesktop *desktop, Glib::ustring const &tool, bool is_fill);
std::optional<Color> sp_desktop_get_color (SPDesktop *desktop, bool is_fill);
std::optional<Color> sp_desktop_get_color_tool(SPDesktop *desktop, Glib::ustring const &tool, bool is_fill);
double sp_desktop_get_font_size_tool (SPDesktop *desktop);
void sp_desktop_apply_style_tool(SPDesktop *desktop, Inkscape::XML::Node *repr, Glib::ustring const &tool, bool with_text);
 
gdouble stroke_average_width (const std::vector<SPItem*> &objects);
 
int objects_query_fillstroke (const std::vector<SPItem*> &objects, SPStyle *style_res, bool const isfill);
int objects_query_fontnumbers (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_fontstyle (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_fontfamily (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_fontvariants (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_opacity (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_strokewidth (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_miterlimit (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_strokecap (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_strokejoin (const std::vector<SPItem*> &objects, SPStyle *style_res);
 
int objects_query_blur (const std::vector<SPItem*> &objects, SPStyle *style_res);
int objects_query_blend (const std::vector<SPItem*> &objects, SPStyle *style_res);
 
int sp_desktop_query_style_from_list (const std::vector<SPItem*> &list, SPStyle *style, int property);
int sp_desktop_query_style(SPDesktop *desktop, SPStyle *style, int property);
 
#endif // SEEN_SP_DESKTOP_STYLE_H
 
 
/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :