X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fdesktop-style.cpp;h=c8782051bef6772088cef4d5b985488a00f16381;hb=dbc38c8d223488aae167dcccebcdd17c49662f0d;hp=8a3074e2e3a2aecd7eb680192fd7152e07958018;hpb=f951374eef04129c6a0d213e7ab4d9ed2095ca69;p=inkscape.git diff --git a/src/desktop-style.cpp b/src/desktop-style.cpp index 8a3074e2e..c8782051b 100644 --- a/src/desktop-style.cpp +++ b/src/desktop-style.cpp @@ -5,33 +5,46 @@ * * Authors: * bulia byak + * verbalshadow * - * Copyright (C) 2004 authors + * Copyright (C) 2004, 2006 authors * * Released under GNU GPL, read the file 'COPYING' for more information */ +#include +#include + #include "desktop.h" #include "color-rgba.h" #include "svg/css-ostringstream.h" #include "svg/svg.h" +#include "svg/svg-color.h" #include "selection.h" -#include "sp-tspan.h" -#include "sp-textpath.h" #include "inkscape.h" #include "style.h" -#include "prefs-utils.h" +#include "preferences.h" #include "sp-use.h" +#include "filters/blend.h" +#include "sp-filter.h" +#include "sp-filter-reference.h" +#include "sp-gaussian-blur.h" #include "sp-flowtext.h" #include "sp-flowregion.h" #include "sp-flowdiv.h" #include "sp-linear-gradient.h" -#include "sp-radial-gradient.h" #include "sp-pattern.h" +#include "sp-radial-gradient.h" +#include "sp-textpath.h" +#include "sp-tref.h" +#include "sp-tspan.h" #include "xml/repr.h" #include "libnrtype/font-style-to-pos.h" +#include "sp-path.h" #include "desktop-style.h" +#include "svg/svg-icc-color.h" +#include "box3d-side.h" /** * Set color on selection on desktop. @@ -47,7 +60,7 @@ sp_desktop_set_color(SPDesktop *desktop, ColorRGBA const &color, bool is_relativ guint32 rgba = SP_RGBA32_F_COMPOSE(color[0], color[1], color[2], color[3]); gchar b[64]; - sp_svg_write_color(b, 64, rgba); + sp_svg_write_color(b, sizeof(b), rgba); SPCSSAttr *css = sp_repr_css_attr_new(); if (fill) { sp_repr_css_set_property(css, "fill", b); @@ -107,8 +120,8 @@ sp_desktop_apply_css_recursive(SPObject *o, SPCSSAttr *css, bool skip_lines) // Scale the style by the inverse of the accumulated parent transform in the paste context. { - NR::Matrix const local(sp_item_i2doc_affine(SP_ITEM(o))); - double const ex(NR::expansion(local)); + Geom::Matrix const local(sp_item_i2doc_affine(SP_ITEM(o))); + double const ex(local.descrim()); if ( ( ex != 0. ) && ( ex != 1. ) ) { sp_css_attr_scale(css_set, 1/ex); @@ -146,14 +159,25 @@ void sp_desktop_set_style(SPDesktop *desktop, SPCSSAttr *css, bool change, bool write_current) { if (write_current) { -// 1. Set internal value + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + // 1. Set internal value sp_repr_css_merge(desktop->current, css); -// 1a. Write to prefs; make a copy and unset any URIs first + // 1a. Write to prefs; make a copy and unset any URIs first SPCSSAttr *css_write = sp_repr_css_attr_new(); sp_repr_css_merge(css_write, css); sp_css_attr_unset_uris(css_write); - sp_repr_css_change(inkscape_get_repr(INKSCAPE, "desktop"), css_write, "style"); + prefs->mergeStyle("/desktop/style", css_write); + + for (const GSList *i = desktop->selection->itemList(); i != NULL; i = i->next) { + /* last used styles for 3D box faces are stored separately */ + if (SP_IS_BOX3D_SIDE (i->data)) { + const char * descr = box3d_side_axes_string(SP_BOX3D_SIDE(i->data)); + if (descr != NULL) { + prefs->mergeStyle(Glib::ustring("/desktop/") + descr + "/style", css_write); + } + } + } sp_repr_css_attr_unref(css_write); } @@ -218,22 +242,111 @@ sp_desktop_get_color(SPDesktop *desktop, bool is_fill) return r; } +double +sp_desktop_get_master_opacity_tool(SPDesktop *desktop, Glib::ustring const &tool, bool *has_opacity) +{ + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + SPCSSAttr *css = NULL; + gfloat value = 1.0; // default if nothing else found + if (has_opacity) + *has_opacity = false; + if (prefs->getBool(tool + "/usecurrent")) { + css = sp_desktop_get_style(desktop, true); + } else { + css = prefs->getStyle(tool + "/style"); + } + + if (css) { + gchar const *property = css ? sp_repr_css_property(css, "opacity", "1.000") : 0; + + if (desktop->current && property) { // if there is style and the property in it, + if ( !sp_svg_number_read_f(property, &value) ) { + value = 1.0; // things failed. set back to the default + } else { + if (has_opacity) + *has_opacity = false; + } + } + + sp_repr_css_attr_unref(css); + } + + return value; +} +double +sp_desktop_get_opacity_tool(SPDesktop *desktop, Glib::ustring const &tool, bool is_fill) +{ + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + SPCSSAttr *css = NULL; + gfloat value = 1.0; // default if nothing else found + if (prefs->getBool(tool + "/usecurrent")) { + css = sp_desktop_get_style(desktop, true); + } else { + css = prefs->getStyle(tool + "/style"); + } + + if (css) { + gchar const *property = css ? sp_repr_css_property(css, is_fill ? "fill-opacity": "stroke-opacity", "1.000") : 0; + + if (desktop->current && property) { // if there is style and the property in it, + if ( !sp_svg_number_read_f(property, &value) ) { + value = 1.0; // things failed. set back to the default + } + } + + sp_repr_css_attr_unref(css); + } + + return value; +} + +guint32 +sp_desktop_get_color_tool(SPDesktop *desktop, Glib::ustring const &tool, bool is_fill, bool *has_color) +{ + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + SPCSSAttr *css = NULL; + guint32 r = 0; // if there's no color, return black + if (has_color) + *has_color = false; + if (prefs->getBool(tool + "/usecurrent")) { + css = sp_desktop_get_style(desktop, true); + } else { + css = prefs->getStyle(tool + "/style"); + } + + if (css) { + gchar const *property = sp_repr_css_property(css, is_fill ? "fill" : "stroke", "#000"); + + if (desktop->current && property) { // if there is style and the property in it, + if (strncmp(property, "url", 3) && strncmp(property, "none", 4)) { // and if it's not url or none, + // read it + r = sp_svg_read_color(property, r); + if (has_color) + *has_color = true; + } + } + + sp_repr_css_attr_unref(css); + } + + return r | 0xff; +} + /** * Apply the desktop's current style or the tool style to repr. */ void -sp_desktop_apply_style_tool(SPDesktop *desktop, Inkscape::XML::Node *repr, char const *tool, bool with_text) +sp_desktop_apply_style_tool(SPDesktop *desktop, Inkscape::XML::Node *repr, Glib::ustring const &tool_path, bool with_text) { SPCSSAttr *css_current = sp_desktop_get_style(desktop, with_text); - if ((prefs_get_int_attribute(tool, "usecurrent", 0) != 0) && css_current) { + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + + if (prefs->getBool(tool_path + "/usecurrent") && css_current) { sp_repr_css_set(repr, css_current, "style"); } else { - Inkscape::XML::Node *tool_repr = inkscape_get_repr(INKSCAPE, tool); - if (tool_repr) { - SPCSSAttr *css = sp_repr_css_attr_inherited(tool_repr, "style"); - sp_repr_css_set(repr, css, "style"); - sp_repr_css_attr_unref(css); - } + SPCSSAttr *css = prefs->getInheritedStyle(tool_path + "/style"); + sp_repr_css_set(repr, css, "style"); + sp_repr_css_attr_unref(css); } if (css_current) { sp_repr_css_attr_unref(css_current); @@ -247,21 +360,20 @@ sp_desktop_apply_style_tool(SPDesktop *desktop, Inkscape::XML::Node *repr, char double sp_desktop_get_font_size_tool(SPDesktop *desktop) { - gchar const *desktop_style = inkscape_get_repr(INKSCAPE, "desktop")->attribute("style"); - gchar const *style_str = NULL; - if ((prefs_get_int_attribute("tools.text", "usecurrent", 0) != 0) && desktop_style) { + (void)desktop; // TODO cleanup + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + Glib::ustring desktop_style = prefs->getString("/desktop/style"); + Glib::ustring style_str; + if ((prefs->getBool("/tools/text/usecurrent")) && !desktop_style.empty()) { style_str = desktop_style; } else { - Inkscape::XML::Node *tool_repr = inkscape_get_repr(INKSCAPE, "tools.text"); - if (tool_repr) { - style_str = tool_repr->attribute("style"); - } + style_str = prefs->getString("/tools/text/style"); } double ret = 12; - if (style_str) { - SPStyle *style = sp_style_new(); - sp_style_merge_from_style_string(style, style_str); + if (!style_str.empty()) { + SPStyle *style = sp_style_new(SP_ACTIVE_DOCUMENT); + sp_style_merge_from_style_string(style, style_str.data()); ret = style->font_size.computed; sp_style_unref(style); } @@ -284,18 +396,18 @@ stroke_average_width (GSList const *objects) if (!SP_IS_ITEM (l->data)) continue; - NR::Matrix i2d = sp_item_i2d_affine (SP_ITEM(l->data)); + Geom::Matrix i2d = sp_item_i2d_affine (SP_ITEM(l->data)); SPObject *object = SP_OBJECT(l->data); - if ( object->style->stroke.type == SP_PAINT_TYPE_NONE ) { + if ( object->style->stroke.isNone() ) { ++n_notstroked; // do not count nonstroked objects continue; } else { notstroked = false; } - avgwidth += SP_OBJECT_STYLE (object)->stroke_width.computed * i2d.expansion(); + avgwidth += SP_OBJECT_STYLE (object)->stroke_width.computed * i2d.descrim(); } if (notstroked) @@ -316,15 +428,17 @@ objects_query_fillstroke (GSList *objects, SPStyle *style_res, bool const isfill } SPIPaint *paint_res = isfill? &style_res->fill : &style_res->stroke; - paint_res->type = SP_PAINT_TYPE_IMPOSSIBLE; + bool paintImpossible = true; paint_res->set = TRUE; + SVGICCColor* iccColor = 0; + bool iccSeen = false; gfloat c[4]; c[0] = c[1] = c[2] = c[3] = 0.0; gint num = 0; - gfloat prev[4]; - prev[0] = prev[1] = prev[2] = prev[3] = 0.0; + gfloat prev[3]; + prev[0] = prev[1] = prev[2] = 0.0; bool same_color = true; for (GSList const *i = objects; i != NULL; i = i->next) { @@ -336,15 +450,18 @@ objects_query_fillstroke (GSList *objects, SPStyle *style_res, bool const isfill // We consider paint "effectively set" for anything within text hierarchy SPObject *parent = SP_OBJECT_PARENT (obj); - bool paint_effectively_set = paint->set || (SP_IS_TEXT(parent) || SP_IS_TEXTPATH(parent) || SP_IS_TSPAN(parent) || SP_IS_FLOWTEXT(parent) || SP_IS_FLOWDIV(parent) || SP_IS_FLOWPARA(parent) || SP_IS_FLOWTSPAN(parent) || SP_IS_FLOWLINE(parent)); + bool paint_effectively_set = + paint->set || (SP_IS_TEXT(parent) || SP_IS_TEXTPATH(parent) || SP_IS_TSPAN(parent) + || SP_IS_FLOWTEXT(parent) || SP_IS_FLOWDIV(parent) || SP_IS_FLOWPARA(parent) + || SP_IS_FLOWTSPAN(parent) || SP_IS_FLOWLINE(parent)); // 1. Bail out with QUERY_STYLE_MULTIPLE_DIFFERENT if necessary - if ((paint_res->type != SP_PAINT_TYPE_IMPOSSIBLE) && (paint->type != paint_res->type || (paint_res->set != paint_effectively_set))) { + if ((!paintImpossible) && (!paint->isSameType(*paint_res) || (paint_res->set != paint_effectively_set))) { return QUERY_STYLE_MULTIPLE_DIFFERENT; // different types of paint } - if (paint_res->set && paint->set && paint_res->type == SP_PAINT_TYPE_PAINTSERVER) { + if (paint_res->set && paint->set && paint_res->isPaintserver()) { // both previous paint and this paint were a server, see if the servers are compatible SPPaintServer *server_res = isfill? SP_STYLE_FILL_SERVER (style_res) : SP_STYLE_STROKE_SERVER (style_res); @@ -384,20 +501,27 @@ objects_query_fillstroke (GSList *objects, SPStyle *style_res, bool const isfill // 2. Sum color, copy server from paint to paint_res - if (paint_res->set && paint_effectively_set && paint->type == SP_PAINT_TYPE_COLOR) { - + if (paint_res->set && paint_effectively_set && paint->isColor()) { gfloat d[3]; sp_color_get_rgb_floatv (&paint->value.color, d); // Check if this color is the same as previous - if (paint_res->type == SP_PAINT_TYPE_IMPOSSIBLE) { + if (paintImpossible) { prev[0] = d[0]; prev[1] = d[1]; prev[2] = d[2]; - prev[3] = d[3]; + paint_res->setColor(d[0], d[1], d[2]); + iccColor = paint->value.color.icc; + iccSeen = true; } else { - if (same_color && (prev[0] != d[0] || prev[1] != d[1] || prev[2] != d[2] || prev[3] != d[3])) + if (same_color && (prev[0] != d[0] || prev[1] != d[1] || prev[2] != d[2])) same_color = false; + if ( iccSeen ) { + if(paint->value.color.icc) { + // TODO fix this + iccColor = 0; + } + } } // average color @@ -408,32 +532,42 @@ objects_query_fillstroke (GSList *objects, SPStyle *style_res, bool const isfill num ++; } - if (paint_res->set && paint->set && paint->type == SP_PAINT_TYPE_PAINTSERVER) { // copy the server + paintImpossible = false; + paint_res->colorSet = paint->colorSet; + paint_res->currentcolor = paint->currentcolor; + if (paint_res->set && paint_effectively_set && paint->isPaintserver()) { // copy the server if (isfill) { - SP_STYLE_FILL_SERVER (style_res) = SP_STYLE_FILL_SERVER (style); + sp_style_set_to_uri_string (style_res, true, style->getFillURI()); } else { - SP_STYLE_STROKE_SERVER (style_res) = SP_STYLE_STROKE_SERVER (style); + sp_style_set_to_uri_string (style_res, false, style->getStrokeURI()); } } - paint_res->type = paint->type; paint_res->set = paint_effectively_set; style_res->fill_rule.computed = style->fill_rule.computed; // no averaging on this, just use the last one } // After all objects processed, divide the color if necessary and return - if (paint_res->set && paint_res->type == SP_PAINT_TYPE_COLOR) { // set the color + if (paint_res->set && paint_res->isColor()) { // set the color g_assert (num >= 1); c[0] /= num; c[1] /= num; c[2] /= num; c[3] /= num; - sp_color_set_rgb_float(&paint_res->value.color, c[0], c[1], c[2]); + paint_res->setColor(c[0], c[1], c[2]); if (isfill) { style_res->fill_opacity.value = SP_SCALE24_FROM_FLOAT (c[3]); } else { style_res->stroke_opacity.value = SP_SCALE24_FROM_FLOAT (c[3]); } + + + if ( iccSeen && iccColor ) { + // TODO check for existing + SVGICCColor* tmp = new SVGICCColor(*iccColor); + paint_res->value.color.icc = tmp; + } + if (num > 1) { if (same_color) return QUERY_STYLE_MULTIPLE_SAME; @@ -513,6 +647,7 @@ objects_query_strokewidth (GSList *objects, SPStyle *style_res) gdouble prev_sw = -1; bool same_sw = true; + bool noneSet = true; // is stroke set to none? int n_stroked = 0; @@ -522,14 +657,21 @@ objects_query_strokewidth (GSList *objects, SPStyle *style_res) SPStyle *style = SP_OBJECT_STYLE (obj); if (!style) continue; - if ( style->stroke.type == SP_PAINT_TYPE_NONE ) { + if ( style->stroke.isNone() && !( + style->marker[SP_MARKER_LOC].set || // stroke width affects markers, so if there's no stroke but only markers then we should + style->marker[SP_MARKER_LOC_START].set || // still calculate the stroke width + style->marker[SP_MARKER_LOC_MID].set || + style->marker[SP_MARKER_LOC_END].set)) + { continue; } n_stroked ++; - NR::Matrix i2d = sp_item_i2d_affine (SP_ITEM(obj)); - double sw = style->stroke_width.computed * i2d.expansion(); + noneSet &= style->stroke.isNone(); + + Geom::Matrix i2d = sp_item_i2d_affine (SP_ITEM(obj)); + double sw = style->stroke_width.computed * i2d.descrim(); if (prev_sw != -1 && fabs(sw - prev_sw) > 1e-3) same_sw = false; @@ -543,6 +685,7 @@ objects_query_strokewidth (GSList *objects, SPStyle *style_res) style_res->stroke_width.computed = avgwidth; style_res->stroke_width.set = true; + style_res->stroke.noneSet = noneSet; // Will only be true if none of the selected objects has it's stroke set. if (n_stroked == 0) { return QUERY_STYLE_NOTHING; @@ -579,7 +722,7 @@ objects_query_miterlimit (GSList *objects, SPStyle *style_res) SPStyle *style = SP_OBJECT_STYLE (obj); if (!style) continue; - if ( style->stroke.type == SP_PAINT_TYPE_NONE ) { + if ( style->stroke.isNone() ) { continue; } @@ -632,7 +775,7 @@ objects_query_strokecap (GSList *objects, SPStyle *style_res) SPStyle *style = SP_OBJECT_STYLE (obj); if (!style) continue; - if ( style->stroke.type == SP_PAINT_TYPE_NONE ) { + if ( style->stroke.isNone() ) { continue; } @@ -682,7 +825,7 @@ objects_query_strokejoin (GSList *objects, SPStyle *style_res) SPStyle *style = SP_OBJECT_STYLE (obj); if (!style) continue; - if ( style->stroke.type == SP_PAINT_TYPE_NONE ) { + if ( style->stroke.isNone() ) { continue; } @@ -736,7 +879,7 @@ objects_query_fontnumbers (GSList *objects, SPStyle *style_res) SPObject *obj = SP_OBJECT (i->data); if (!SP_IS_TEXT(obj) && !SP_IS_FLOWTEXT(obj) - && !SP_IS_TSPAN(obj) && !SP_IS_TEXTPATH(obj) + && !SP_IS_TSPAN(obj) && !SP_IS_TREF(obj) && !SP_IS_TEXTPATH(obj) && !SP_IS_FLOWDIV(obj) && !SP_IS_FLOWPARA(obj) && !SP_IS_FLOWTSPAN(obj)) continue; @@ -744,7 +887,7 @@ objects_query_fontnumbers (GSList *objects, SPStyle *style_res) if (!style) continue; texts ++; - size += style->font_size.computed * NR::expansion(sp_item_i2d_affine(SP_ITEM(obj))); /// \todo FIXME: we assume non-% units here + size += style->font_size.computed * Geom::Matrix(sp_item_i2d_affine(SP_ITEM(obj))).descrim(); /// \todo FIXME: we assume non-% units here if (style->letter_spacing.normal) { if (!different && (letterspacing_prev == 0 || letterspacing_prev == letterspacing)) @@ -829,7 +972,7 @@ objects_query_fontstyle (GSList *objects, SPStyle *style_res) SPObject *obj = SP_OBJECT (i->data); if (!SP_IS_TEXT(obj) && !SP_IS_FLOWTEXT(obj) - && !SP_IS_TSPAN(obj) && !SP_IS_TEXTPATH(obj) + && !SP_IS_TSPAN(obj) && !SP_IS_TREF(obj) && !SP_IS_TEXTPATH(obj) && !SP_IS_FLOWDIV(obj) && !SP_IS_FLOWPARA(obj) && !SP_IS_FLOWTSPAN(obj)) continue; @@ -848,6 +991,7 @@ objects_query_fontstyle (GSList *objects, SPStyle *style_res) style_res->font_style.value = style_res->font_style.computed = style->font_style.computed; style_res->font_stretch.value = style_res->font_stretch.computed = style->font_stretch.computed; style_res->font_variant.value = style_res->font_variant.computed = style->font_variant.computed; + style_res->text_align.value = style_res->text_align.computed = style->text_align.computed; } if (texts == 0 || !set) @@ -883,7 +1027,7 @@ objects_query_fontfamily (GSList *objects, SPStyle *style_res) SPObject *obj = SP_OBJECT (i->data); if (!SP_IS_TEXT(obj) && !SP_IS_FLOWTEXT(obj) - && !SP_IS_TSPAN(obj) && !SP_IS_TEXTPATH(obj) + && !SP_IS_TSPAN(obj) && !SP_IS_TREF(obj) && !SP_IS_TEXTPATH(obj) && !SP_IS_FLOWDIV(obj) && !SP_IS_FLOWPARA(obj) && !SP_IS_FLOWTSPAN(obj)) continue; @@ -920,6 +1064,211 @@ objects_query_fontfamily (GSList *objects, SPStyle *style_res) } } +int +objects_query_fontspecification (GSList *objects, SPStyle *style_res) +{ + bool different = false; + int texts = 0; + + if (style_res->text->font_specification.value) { + g_free(style_res->text->font_specification.value); + style_res->text->font_specification.value = NULL; + } + style_res->text->font_specification.set = FALSE; + + for (GSList const *i = objects; i != NULL; i = i->next) { + SPObject *obj = SP_OBJECT (i->data); + + if (!SP_IS_TEXT(obj) && !SP_IS_FLOWTEXT(obj) + && !SP_IS_TSPAN(obj) && !SP_IS_TREF(obj) && !SP_IS_TEXTPATH(obj) + && !SP_IS_FLOWDIV(obj) && !SP_IS_FLOWPARA(obj) && !SP_IS_FLOWTSPAN(obj)) + continue; + + SPStyle *style = SP_OBJECT_STYLE (obj); + if (!style) continue; + + texts ++; + + if (style_res->text->font_specification.value && style_res->text->font_specification.set && + style->text->font_specification.value && style->text->font_specification.set && + strcmp (style_res->text->font_specification.value, style->text->font_specification.value)) { + different = true; // different fonts + } + + if (style->text->font_specification.set) { + + if (style_res->text->font_specification.value) { + g_free(style_res->text->font_specification.value); + style_res->text->font_specification.value = NULL; + } + + style_res->text->font_specification.set = TRUE; + style_res->text->font_specification.value = g_strdup(style->text->font_specification.value); + } + } + + if (texts == 0) + return QUERY_STYLE_NOTHING; + + if (texts > 1) { + if (different) { + return QUERY_STYLE_MULTIPLE_DIFFERENT; + } else { + return QUERY_STYLE_MULTIPLE_SAME; + } + } else { + return QUERY_STYLE_SINGLE; + } +} + +int +objects_query_blend (GSList *objects, SPStyle *style_res) +{ + const int empty_prev = -2; + const int complex_filter = 5; + int blend = 0; + float blend_prev = empty_prev; + bool same_blend = true; + guint items = 0; + + for (GSList const *i = objects; i != NULL; i = i->next) { + SPObject *obj = SP_OBJECT (i->data); + SPStyle *style = SP_OBJECT_STYLE (obj); + if(!style || !SP_IS_ITEM(obj)) continue; + + items++; + + //if object has a filter + if (style->filter.set && style->getFilter()) { + int blurcount = 0; + int blendcount = 0; + + // determine whether filter is simple (blend and/or blur) or complex + for(SPObject *primitive_obj = style->getFilter()->children; + primitive_obj && SP_IS_FILTER_PRIMITIVE(primitive_obj); + primitive_obj = primitive_obj->next) { + SPFilterPrimitive *primitive = SP_FILTER_PRIMITIVE(primitive_obj); + if(SP_IS_FEBLEND(primitive)) + ++blendcount; + else if(SP_IS_GAUSSIANBLUR(primitive)) + ++blurcount; + else { + blurcount = complex_filter; + break; + } + } + + // simple filter + if(blurcount == 1 || blendcount == 1) { + for(SPObject *primitive_obj = style->getFilter()->children; + primitive_obj && SP_IS_FILTER_PRIMITIVE(primitive_obj); + primitive_obj = primitive_obj->next) { + if(SP_IS_FEBLEND(primitive_obj)) { + SPFeBlend *spblend = SP_FEBLEND(primitive_obj); + blend = spblend->blend_mode; + } + } + } + else { + blend = complex_filter; + } + } + // defaults to blend mode = "normal" + else { + blend = 0; + } + + if(blend_prev != empty_prev && blend_prev != blend) + same_blend = false; + blend_prev = blend; + } + + if (items > 0) { + style_res->filter_blend_mode.value = blend; + } + + if (items == 0) { + return QUERY_STYLE_NOTHING; + } else if (items == 1) { + return QUERY_STYLE_SINGLE; + } else { + if(same_blend) + return QUERY_STYLE_MULTIPLE_SAME; + else + return QUERY_STYLE_MULTIPLE_DIFFERENT; + } +} + +/** + * Write to style_res the average blurring of a list of objects. + */ +int +objects_query_blur (GSList *objects, SPStyle *style_res) +{ + if (g_slist_length(objects) == 0) { + /* No objects, set empty */ + return QUERY_STYLE_NOTHING; + } + + float blur_sum = 0; + float blur_prev = -1; + bool same_blur = true; + guint blur_items = 0; + guint items = 0; + + for (GSList const *i = objects; i != NULL; i = i->next) { + SPObject *obj = SP_OBJECT (i->data); + SPStyle *style = SP_OBJECT_STYLE (obj); + if (!style) continue; + if (!SP_IS_ITEM(obj)) continue; + + Geom::Matrix i2d = sp_item_i2d_affine (SP_ITEM(obj)); + + items ++; + + //if object has a filter + if (style->filter.set && style->getFilter()) { + //cycle through filter primitives + SPObject *primitive_obj = style->getFilter()->children; + while (primitive_obj) { + if (SP_IS_FILTER_PRIMITIVE(primitive_obj)) { + SPFilterPrimitive *primitive = SP_FILTER_PRIMITIVE(primitive_obj); + + //if primitive is gaussianblur + if(SP_IS_GAUSSIANBLUR(primitive)) { + SPGaussianBlur * spblur = SP_GAUSSIANBLUR(primitive); + float num = spblur->stdDeviation.getNumber(); + blur_sum += num * i2d.descrim(); + if (blur_prev != -1 && fabs (num - blur_prev) > 1e-2) // rather low tolerance because difference in blur radii is much harder to notice than e.g. difference in sizes + same_blur = false; + blur_prev = num; + //TODO: deal with opt number, for the moment it's not necessary to the ui. + blur_items ++; + } + } + primitive_obj = primitive_obj->next; + } + } + } + + if (items > 0) { + if (blur_items > 0) + blur_sum /= blur_items; + style_res->filter_gaussianBlur_deviation.value = blur_sum; + } + + if (items == 0) { + return QUERY_STYLE_NOTHING; + } else if (items == 1) { + return QUERY_STYLE_SINGLE; + } else { + if (same_blur) + return QUERY_STYLE_MULTIPLE_SAME; + else + return QUERY_STYLE_MULTIPLE_AVERAGED; + } +} + /** * Query the given list of objects for the given property, write * the result to style, return appropriate flag. @@ -944,14 +1293,20 @@ sp_desktop_query_style_from_list (GSList *list, SPStyle *style, int property) } else if (property == QUERY_STYLE_PROPERTY_MASTEROPACITY) { return objects_query_opacity (list, style); + } else if (property == QUERY_STYLE_PROPERTY_FONT_SPECIFICATION) { + return objects_query_fontspecification (list, style); } else if (property == QUERY_STYLE_PROPERTY_FONTFAMILY) { return objects_query_fontfamily (list, style); } else if (property == QUERY_STYLE_PROPERTY_FONTSTYLE) { return objects_query_fontstyle (list, style); } else if (property == QUERY_STYLE_PROPERTY_FONTNUMBERS) { return objects_query_fontnumbers (list, style); - } + } else if (property == QUERY_STYLE_PROPERTY_BLEND) { + return objects_query_blend (list, style); + } else if (property == QUERY_STYLE_PROPERTY_BLUR) { + return objects_query_blur (list, style); + } return QUERY_STYLE_NOTHING; } @@ -969,12 +1324,16 @@ sp_desktop_query_style(SPDesktop *desktop, SPStyle *style, int property) return ret; // subselection returned a style, pass it on // otherwise, do querying and averaging over selection - return sp_desktop_query_style_from_list ((GSList *) desktop->selection->itemList(), style, property); + if (desktop->selection != NULL) { + return sp_desktop_query_style_from_list ((GSList *) desktop->selection->itemList(), style, property); + } + + return QUERY_STYLE_NOTHING; } /** - * Do the same as sp_desktop_query_style for all (defined) style properties, return true if none of - * the properties returned QUERY_STYLE_NOTHING. + * Do the same as sp_desktop_query_style for all (defined) style properties, return true if at + * least one of the properties did not return QUERY_STYLE_NOTHING. */ bool sp_desktop_query_style_all (SPDesktop *desktop, SPStyle *query) @@ -989,8 +1348,19 @@ sp_desktop_query_style_all (SPDesktop *desktop, SPStyle *query) int result_strokecap = sp_desktop_query_style (desktop, query, QUERY_STYLE_PROPERTY_STROKECAP); int result_strokejoin = sp_desktop_query_style (desktop, query, QUERY_STYLE_PROPERTY_STROKEJOIN); int result_opacity = sp_desktop_query_style (desktop, query, QUERY_STYLE_PROPERTY_MASTEROPACITY); - - return (result_family != QUERY_STYLE_NOTHING && result_fstyle != QUERY_STYLE_NOTHING && result_fnumbers != QUERY_STYLE_NOTHING && result_fill != QUERY_STYLE_NOTHING && result_stroke != QUERY_STYLE_NOTHING && result_opacity != QUERY_STYLE_NOTHING && result_strokewidth != QUERY_STYLE_NOTHING && result_strokemiterlimit != QUERY_STYLE_NOTHING && result_strokecap != QUERY_STYLE_NOTHING && result_strokejoin != QUERY_STYLE_NOTHING); + int result_blur = sp_desktop_query_style (desktop, query, QUERY_STYLE_PROPERTY_BLUR); + + return (result_family != QUERY_STYLE_NOTHING || + result_fstyle != QUERY_STYLE_NOTHING || + result_fnumbers != QUERY_STYLE_NOTHING || + result_fill != QUERY_STYLE_NOTHING || + result_stroke != QUERY_STYLE_NOTHING || + result_opacity != QUERY_STYLE_NOTHING || + result_strokewidth != QUERY_STYLE_NOTHING || + result_strokemiterlimit != QUERY_STYLE_NOTHING || + result_strokecap != QUERY_STYLE_NOTHING || + result_strokejoin != QUERY_STYLE_NOTHING || + result_blur != QUERY_STYLE_NOTHING); }