/** \file
* SPIcon: Generic icon widget
*/
/*
* Author:
* Lauris Kaplinski <lauris@kaplinski.com>
* Jon A. Cruz <jon@joncruz.org>
* Abhishek Sharma
*
* Copyright (C) 2002 Lauris Kaplinski
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtkmm/icontheme.h>
#include <cstring>
#include <glib.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <gtkmm/image.h>
#include <gdkmm/pixbuf.h>
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
#include <2geom/transforms.h>
#include "path-prefix.h"
#include "preferences.h"
#include "inkscape.h"
#include "document.h"
#include "sp-item.h"
#include "display/cairo-utils.h"
#include "display/drawing-context.h"
#include "display/drawing-item.h"
#include "display/drawing.h"
#include "io/sys.h"
#include "sp-root.h"
#include "util/units.h"
#include "icon.h"
#include "ui/icon-names.h"
struct IconImpl {
static GtkWidget *newFull( Inkscape::IconSize lsize, gchar const *name );
static void dispose(GObject *object);
static void reset(SPIcon *icon);
static void clear(SPIcon *icon);
static void sizeRequest(GtkWidget *widget, GtkRequisition *requisition);
static void getPreferredWidth(GtkWidget *widget,
gint *minimal_width,
gint *natural_width);
static void getPreferredHeight(GtkWidget *widget,
gint *minimal_height,
gint *natural_height);
static void sizeAllocate(GtkWidget *widget, GtkAllocation *allocation);
static gboolean draw(GtkWidget *widget, cairo_t *cr);
#if !GTK_CHECK_VERSION(3,0,0)
static gboolean expose(GtkWidget *widget, GdkEventExpose *event);
#endif
static void screenChanged( GtkWidget *widget, GdkScreen *previous_screen );
static void styleSet( GtkWidget *widget, GtkStyle *previous_style );
static void themeChanged( SPIcon *icon );
static int getPhysSize(int size);
static void fetchPixbuf( SPIcon *icon );
static gboolean prerenderTask(gpointer data);
static void addPreRender( GtkIconSize lsize, gchar const *name );
static GdkPixbuf* renderup( gchar const* name, Inkscape::IconSize lsize, unsigned psize );
static GdkPixbuf *loadPixmap(gchar const *name, unsigned lsize, unsigned psize);
static GdkPixbuf *loadSvg(std::list<Glib::ustring> const &names, GtkIconSize lsize, unsigned psize);
static void overlayPixels( guchar *px, int width, int height, int stride,
unsigned r, unsigned g, unsigned b );
static void injectCustomSize();
static void imageMapCB(GtkWidget* widget, gpointer user_data);
static void imageMapNamedCB(GtkWidget* widget, gpointer user_data);
static bool prerenderIcon(gchar const *name, GtkIconSize lsize, unsigned psize);
static std::list<gchar*> &icons_svg_paths();
static guchar *load_svg_pixels(std::list<Glib::ustring> const &names,
unsigned psize, unsigned &stride);
static std::string fileEscape( std::string const & str );
static void validateCache();
static void setupLegacyNaming();
private:
static const std::string magicNumber;
static std::map<Glib::ustring, Glib::ustring> legacyNames;
};
const std::string IconImpl::magicNumber = "1.0";
std::map<Glib::ustring, Glib::ustring> IconImpl::legacyNames;
static bool sizeDirty = true;
static bool sizeMapDone = false;
static GtkIconSize iconSizeLookup[] = {
GTK_ICON_SIZE_INVALID,
GTK_ICON_SIZE_MENU,
GTK_ICON_SIZE_SMALL_TOOLBAR,
GTK_ICON_SIZE_LARGE_TOOLBAR,
GTK_ICON_SIZE_BUTTON,
GTK_ICON_SIZE_DND,
GTK_ICON_SIZE_DIALOG,
GTK_ICON_SIZE_MENU, // for Inkscape::ICON_SIZE_DECORATION
};
class IconCacheItem
{
public:
IconCacheItem( GtkIconSize lsize, GdkPixbuf* pb ) :
_lsize( lsize ),
_pb( pb )
{}
GtkIconSize _lsize;
GdkPixbuf* _pb;
};
static std::map<Glib::ustring, std::vector<IconCacheItem> > iconSetCache;
static std::set<Glib::ustring> internalNames;
G_DEFINE_TYPE(SPIcon, sp_icon, GTK_TYPE_WIDGET);
static void
sp_icon_class_init(SPIconClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS(klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(klass);
object_class->dispose = IconImpl::dispose;
#if GTK_CHECK_VERSION(3,0,0)
widget_class->get_preferred_width = IconImpl::getPreferredWidth;
widget_class->get_preferred_height = IconImpl::getPreferredHeight;
widget_class->draw = IconImpl::draw;
#else
widget_class->size_request = IconImpl::sizeRequest;
widget_class->expose_event = IconImpl::expose;
#endif
widget_class->size_allocate = IconImpl::sizeAllocate;
widget_class->screen_changed = IconImpl::screenChanged;
widget_class->style_set = IconImpl::styleSet;
}
static void
sp_icon_init(SPIcon *icon)
{
gtk_widget_set_has_window (GTK_WIDGET (icon), FALSE);
icon->lsize = Inkscape::ICON_SIZE_BUTTON;
icon->psize = 0;
icon->name = NULL;
icon->pb = NULL;
}
void IconImpl::dispose(GObject *object)
{
SPIcon *icon = SP_ICON(object);
clear(icon);
if ( icon->name ) {
g_free( icon->name );
icon->name = NULL;
}
(G_OBJECT_CLASS(sp_icon_parent_class))->dispose(object);
}
void IconImpl::reset( SPIcon *icon )
{
icon->psize = 0;
clear(icon);
}
void IconImpl::clear( SPIcon *icon )
{
if (icon->pb) {
g_object_unref(G_OBJECT(icon->pb));
icon->pb = NULL;
}
}
void IconImpl::sizeRequest(GtkWidget *widget, GtkRequisition *requisition)
{
SPIcon const *icon = SP_ICON(widget);
int const size = ( icon->psize
? icon->psize
: getPhysSize(icon->lsize) );
requisition->width = size;
requisition->height = size;
}
void IconImpl::getPreferredWidth(GtkWidget *widget, gint *minimal_width, gint *natural_width)
{
GtkRequisition requisition;
sizeRequest(widget, &requisition);
*minimal_width = *natural_width = requisition.width;
}
void IconImpl::getPreferredHeight(GtkWidget *widget, gint *minimal_height, gint *natural_height)
{
GtkRequisition requisition;
sizeRequest(widget, &requisition);
*minimal_height = *natural_height = requisition.height;
}
void IconImpl::sizeAllocate(GtkWidget *widget, GtkAllocation *allocation)
{
gtk_widget_set_allocation(widget, allocation);
if (gtk_widget_is_drawable(widget)) {
gtk_widget_queue_draw(widget);
}
}
// GTK3 Only, Doesn't actually seem to be used.
gboolean IconImpl::draw(GtkWidget *widget, cairo_t* cr)
{
SPIcon *icon = SP_ICON(widget);
if ( !icon->pb ) {
fetchPixbuf( icon );
}
GdkPixbuf *image = icon->pb;
bool unref_image = false;
/* copied from the expose function of GtkImage */
#if GTK_CHECK_VERSION(3,0,0)
if (gtk_widget_get_state_flags (GTK_WIDGET(icon)) != GTK_STATE_FLAG_NORMAL && image) {
#else
if (gtk_widget_get_state (GTK_WIDGET(icon)) != GTK_STATE_NORMAL && image) {
std::cerr << "IconImpl::draw: Ooops! It is called in GTK2" << std::endl;
#endif
std::cerr << "IconImpl::draw: No image, creating fallback" << std::endl;
#if GTK_CHECK_VERSION(3,0,0)
// image = gtk_render_icon_pixbuf(gtk_widget_get_style_context(widget),
// source,
// (GtkIconSize)-1);
// gtk_render_icon_pixbuf deprecated, replaced by:
GtkIconTheme *icon_theme = gtk_icon_theme_get_default();
image = gtk_icon_theme_load_icon (icon_theme,
"gtk-image",
32,
(GtkIconLookupFlags)0,
NULL);
#else
GtkIconSource *source = gtk_icon_source_new();
gtk_icon_source_set_pixbuf(source, icon->pb);
gtk_icon_source_set_size(source, GTK_ICON_SIZE_SMALL_TOOLBAR); // note: this is boilerplate and not used
gtk_icon_source_set_size_wildcarded(source, FALSE);
image = gtk_style_render_icon(gtk_widget_get_style(widget), source,
gtk_widget_get_direction(widget),
(GtkStateType) gtk_widget_get_state(widget),
(GtkIconSize)-1, widget, "gtk-image");
gtk_icon_source_free(source);
#endif
unref_image = true;
}
if (image) {
GtkAllocation allocation;
GtkRequisition requisition;
gtk_widget_get_allocation(widget, &allocation);
#if GTK_CHECK_VERSION(3,0,0)
gtk_widget_get_preferred_size(widget, &requisition, NULL);
#else
gtk_widget_get_requisition(widget, &requisition);
#endif
int x = floor(allocation.x + ((allocation.width - requisition.width) * 0.5));
int y = floor(allocation.y + ((allocation.height - requisition.height) * 0.5));
int width = gdk_pixbuf_get_width(image);
int height = gdk_pixbuf_get_height(image);
// Limit drawing to when we actually have something. Avoids some crashes.
if ( (width > 0) && (height > 0) ) {
gdk_cairo_set_source_pixbuf(cr, image, x, y);
cairo_paint(cr);
}
}
if (unref_image) {
g_object_unref(G_OBJECT(image));
}
return TRUE;
}
#if !GTK_CHECK_VERSION(3,0,0)
gboolean IconImpl::expose(GtkWidget *widget, GdkEventExpose * /*event*/)
{
gboolean result = TRUE;
if (gtk_widget_is_drawable(widget)) {
cairo_t * cr = gdk_cairo_create(gtk_widget_get_window(widget));
result = draw(widget, cr);
cairo_destroy(cr);
}
return result;
}
#endif
// PUBLIC CALL:
void sp_icon_fetch_pixbuf( SPIcon *icon )
{
return IconImpl::fetchPixbuf(icon);
}
void IconImpl::fetchPixbuf( SPIcon *icon )
{
if ( icon ) {
if ( !icon->pb ) {
icon->psize = getPhysSize(icon->lsize);
icon->pb = renderup(icon->name, icon->lsize, icon->psize);
}
}
}
GdkPixbuf* IconImpl::renderup( gchar const* name, Inkscape::IconSize lsize, unsigned psize ) {
GtkIconTheme *theme = gtk_icon_theme_get_default();
GdkPixbuf *pb = NULL;
if (gtk_icon_theme_has_icon(theme, name)) {
pb = gtk_icon_theme_load_icon(theme, name, psize, (GtkIconLookupFlags) 0, NULL);
}
if (!pb) {
std::list<Glib::ustring> names;
names.push_back(name);
if ( legacyNames.find(name) != legacyNames.end() ) {
if ( Inkscape::Preferences::get()->getBool("/debug/icons/dumpSvg") ) {
g_message("Checking fallback [%s]->[%s]", name, legacyNames[name].c_str());
}
names.push_back(legacyNames[name]);
}
pb = loadSvg( names, Inkscape::getRegisteredIconSize(lsize), psize );
// if this was loaded from SVG, add it as a builtin icon
if (pb) {
gtk_icon_theme_add_builtin_icon(name, psize, pb);
}
}
if (!pb) {
pb = loadPixmap( name, lsize, psize );
}
if ( !pb ) {
// TODO: We should do something more useful if we can't load the image.
g_warning ("failed to load icon '%s'", name);
}
return pb;
}
void IconImpl::screenChanged( GtkWidget *widget, GdkScreen *previous_screen )
{
if ( GTK_WIDGET_CLASS( sp_icon_parent_class )->screen_changed ) {
GTK_WIDGET_CLASS( sp_icon_parent_class )->screen_changed( widget, previous_screen );
}
SPIcon *icon = SP_ICON(widget);
themeChanged(icon);
}
void IconImpl::styleSet( GtkWidget *widget, GtkStyle *previous_style )
{
if ( GTK_WIDGET_CLASS( sp_icon_parent_class )->style_set ) {
GTK_WIDGET_CLASS( sp_icon_parent_class )->style_set( widget, previous_style );
}
SPIcon *icon = SP_ICON(widget);
themeChanged(icon);
}
void IconImpl::themeChanged( SPIcon *icon )
{
bool const dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpSvg");
if ( dump ) {
g_message("Got a change bump for this icon");
}
sizeDirty = true;
reset(icon);
gtk_widget_queue_draw( GTK_WIDGET(icon) );
}
std::string IconImpl::fileEscape( std::string const & str )
{
std::string result;
result.reserve(str.size());
for ( size_t i = 0; i < str.size(); ++i ) {
char ch = str[i];
if ( (0x20 <= ch) && !(0x80 & ch) ) {
result += ch;
} else {
result += "\\x";
gchar *tmp = g_strdup_printf("%02X", (0x0ff & ch));
result += tmp;
g_free(tmp);
}
}
return result;
}
static bool isSizedSubdir( std::string const &name )
{
bool isSized = false;
if ( (name.size() > 2) && (name.size() & 1) ) { // needs to be an odd length 3 or more
size_t mid = (name.size() - 1) / 2;
if ( (name[mid] == 'x') && (name.substr(0, mid) == name.substr(mid + 1)) ) {
isSized = true;
for ( size_t i = 0; (i < mid) && isSized; ++i ) {
isSized &= g_ascii_isdigit(name[i]);
}
}
}
return isSized;
}
void IconImpl::validateCache()
{
std::list<gchar *> &sources = icons_svg_paths();
std::string iconCacheDir = Glib::build_filename(Glib::build_filename(Glib::get_user_cache_dir(), "inkscape"), "icons");
std::string iconCacheFile = Glib::build_filename( iconCacheDir, "cache.info" );
std::vector<std::string> filesFound;
for (std::list<gchar*>::iterator i = sources.begin(); i != sources.end(); ++i) {
gchar const* potentialFile = *i;
if ( Glib::file_test(potentialFile, Glib::FILE_TEST_EXISTS) && Glib::file_test(potentialFile, Glib::FILE_TEST_IS_REGULAR) ) {
filesFound.push_back(*i);
}
}
unsigned long lastSeen = 0;
std::ostringstream out;
out << "Inkscape cache v" << std::hex << magicNumber << std::dec << std::endl;
out << "Sourcefiles: " << filesFound.size() << std::endl;
for ( std::vector<std::string>::iterator it = filesFound.begin(); it != filesFound.end(); ++it ) {
GStatBuf st;
memset(&st, 0, sizeof(st));
if ( !g_stat(it->c_str(), &st) ) {
unsigned long when = st.st_mtime;
lastSeen = std::max(lastSeen, when);
out << std::hex << when << std::dec << " " << fileEscape(*it) << std::endl;
} else {
out << "0 " << fileEscape(*it) << std::endl;
}
}
std::string wanted = out.str();
std::string present;
{
gchar *contents = NULL;
if ( g_file_get_contents(iconCacheFile.c_str(), &contents, 0, 0) ) {
if ( contents ) {
present = contents;
}
g_free(contents);
contents = NULL;
}
}
bool cacheValid = (present == wanted);
if ( cacheValid ) {
// Check if any cached rasters are out of date
Glib::Dir dir(iconCacheDir);
for ( Glib::DirIterator it = dir.begin(); cacheValid && (it != dir.end()); ++it ) {
if ( isSizedSubdir(*it) ) {
std::string subdirName = Glib::build_filename( iconCacheDir, *it );
if ( Glib::file_test(subdirName, Glib::FILE_TEST_IS_DIR) ) {
Glib::Dir subdir(subdirName);
for ( Glib::DirIterator subit = subdir.begin(); cacheValid && (subit != subdir.end()); ++subit ) {
std::string fullpath = Glib::build_filename( subdirName, *subit );
if ( Glib::file_test(fullpath, Glib::FILE_TEST_EXISTS) && !Glib::file_test(fullpath, Glib::FILE_TEST_IS_DIR) ) {
GStatBuf st;
memset(&st, 0, sizeof(st));
if ( !g_stat(fullpath.c_str(), &st) ) {
unsigned long when = st.st_mtime;
if ( when < lastSeen ) {
cacheValid = false;
}
}
}
}
}
}
}
}
if ( !cacheValid ) {
if ( Glib::file_test(iconCacheDir, Glib::FILE_TEST_EXISTS) ) {
// Purge existing icons, but not possible future sub-directories.
if ( Glib::file_test(iconCacheDir, Glib::FILE_TEST_IS_DIR) ) {
Glib::Dir dir(iconCacheDir);
for ( Glib::DirIterator it = dir.begin(); it != dir.end(); ++it ) {
if ( isSizedSubdir(*it) ) {
std::string subdirName = Glib::build_filename( iconCacheDir, *it );
if ( Glib::file_test(subdirName, Glib::FILE_TEST_IS_DIR) ) {
Glib::Dir subdir(subdirName);
for ( Glib::DirIterator subit = subdir.begin(); subit != subdir.end(); ++subit ) {
std::string fullpath = Glib::build_filename( subdirName, *subit );
if ( Glib::file_test(fullpath, Glib::FILE_TEST_EXISTS) && !Glib::file_test(fullpath, Glib::FILE_TEST_IS_DIR) ) {
g_remove(fullpath.c_str());
}
}
g_rmdir( subdirName.c_str() );
}
}
}
}
} else {
g_mkdir_with_parents( iconCacheDir.c_str(), 0x1ED );
}
if ( g_file_set_contents(iconCacheFile.c_str(), wanted.c_str(), wanted.size(), 0) ) {
// Caching may proceed
} else {
g_warning("Unable to write cache info file.");
}
}
}
static Glib::ustring icon_cache_key(Glib::ustring const &name, unsigned psize);
static GdkPixbuf *get_cached_pixbuf(Glib::ustring const &key);
void IconImpl::setupLegacyNaming() {
legacyNames["document-import"] ="file_import";
legacyNames["document-export"] ="file_export";
legacyNames["document-import-ocal"] ="ocal_import";
legacyNames["document-export-ocal"] ="ocal_export";
legacyNames["document-metadata"] ="document_metadata";
legacyNames["dialog-input-devices"] ="input_devices";
legacyNames["edit-duplicate"] ="edit_duplicate";
legacyNames["edit-clone"] ="edit_clone";
legacyNames["edit-clone-unlink"] ="edit_unlink_clone";
legacyNames["edit-select-original"] ="edit_select_original";
legacyNames["edit-undo-history"] ="edit_undo_history";
legacyNames["edit-paste-in-place"] ="selection_paste_in_place";
legacyNames["edit-paste-style"] ="selection_paste_style";
legacyNames["selection-make-bitmap-copy"] ="selection_bitmap";
legacyNames["edit-select-all"] ="selection_select_all";
legacyNames["edit-select-all-layers"] ="selection_select_all_in_all_layers";
legacyNames["edit-select-invert"] ="selection_invert";
legacyNames["edit-select-none"] ="selection_deselect";
legacyNames["dialog-xml-editor"] ="xml_editor";
legacyNames["zoom-original"] ="zoom_1_to_1";
legacyNames["zoom-half-size"] ="zoom_1_to_2";
legacyNames["zoom-double-size"] ="zoom_2_to_1";
legacyNames["zoom-fit-selection"] ="zoom_select";
legacyNames["zoom-fit-drawing"] ="zoom_draw";
legacyNames["zoom-fit-page"] ="zoom_page";
legacyNames["zoom-fit-width"] ="zoom_pagewidth";
legacyNames["zoom-previous"] ="zoom_previous";
legacyNames["zoom-next"] ="zoom_next";
legacyNames["zoom-in"] ="zoom_in";
legacyNames["zoom-out"] ="zoom_out";
legacyNames["show-grid"] ="grid";
legacyNames["show-guides"] ="guides";
legacyNames["color-management"] ="color_management";
legacyNames["show-dialogs"] ="dialog_toggle";
legacyNames["dialog-messages"] ="messages";
legacyNames["dialog-scripts"] ="scripts";
legacyNames["window-previous"] ="window_previous";
legacyNames["window-next"] ="window_next";
legacyNames["dialog-icon-preview"] ="view_icon_preview";
legacyNames["window-new"] ="view_new";
legacyNames["view-fullscreen"] ="fullscreen";
legacyNames["layer-new"] ="new_layer";
legacyNames["layer-rename"] ="rename_layer";
legacyNames["layer-previous"] ="switch_to_layer_above";
legacyNames["layer-next"] ="switch_to_layer_below";
legacyNames["selection-move-to-layer-above"] ="move_selection_above";
legacyNames["selection-move-to-layer-below"] ="move_selection_below";
legacyNames["layer-raise"] ="raise_layer";
legacyNames["layer-lower"] ="lower_layer";
legacyNames["layer-top"] ="layer_to_top";
legacyNames["layer-bottom"] ="layer_to_bottom";
legacyNames["layer-delete"] ="delete_layer";
legacyNames["dialog-layers"] ="layers";
legacyNames["dialog-fill-and-stroke"] ="fill_and_stroke";
legacyNames["dialog-object-properties"] ="dialog_item_properties";
legacyNames["object-group"] ="selection_group";
legacyNames["object-ungroup"] ="selection_ungroup";
legacyNames["selection-raise"] ="selection_up";
legacyNames["selection-lower"] ="selection_down";
legacyNames["selection-top"] ="selection_top";
legacyNames["selection-bottom"] ="selection_bot";
legacyNames["object-rotate-left"] ="object_rotate_90_CCW";
legacyNames["object-rotate-right"] ="object_rotate_90_CW";
legacyNames["object-flip-horizontal"] ="object_flip_hor";
legacyNames["object-flip-vertical"] ="object_flip_ver";
legacyNames["dialog-transform"] ="object_trans";
legacyNames["dialog-align-and-distribute"] ="object_align";
legacyNames["dialog-rows-and-columns"] ="grid_arrange";
legacyNames["object-to-path"] ="object_tocurve";
legacyNames["stroke-to-path"] ="stroke_tocurve";
legacyNames["bitmap-trace"] ="selection_trace";
legacyNames["path-union"] ="union";
legacyNames["path-difference"] ="difference";
legacyNames["path-intersection"] ="intersection";
legacyNames["path-exclusion"] ="exclusion";
legacyNames["path-division"] ="division";
legacyNames["path-cut"] ="cut_path";
legacyNames["path-combine"] ="selection_combine";
legacyNames["path-break-apart"] ="selection_break";
legacyNames["path-outset"] ="outset_path";
legacyNames["path-inset"] ="inset_path";
legacyNames["path-offset-dynamic"] ="dynamic_offset";
legacyNames["path-offset-linked"] ="linked_offset";
legacyNames["path-simplify"] ="simplify";
legacyNames["path-reverse"] ="selection_reverse";
legacyNames["dialog-text-and-font"] ="object_font";
legacyNames["text-put-on-path"] ="put_on_path";
legacyNames["text-remove-from-path"] ="remove_from_path";
legacyNames["text-flow-into-frame"] ="flow_into_frame";
legacyNames["text-unflow"] ="unflow";
legacyNames["text-convert-to-regular"] ="convert_to_text";
legacyNames["text-unkern"] ="remove_manual_kerns";
legacyNames["help-keyboard-shortcuts"] ="help_keys";
legacyNames["help-contents"] ="help_tutorials";
legacyNames["inkscape-logo"] ="inkscape_options";
legacyNames["dialog-memory"] ="about_memory";
legacyNames["tool-pointer"] ="draw_select";
legacyNames["tool-node-editor"] ="draw_node";
legacyNames["tool-tweak"] ="draw_tweak";
legacyNames["zoom"] ="draw_zoom";
legacyNames["draw-rectangle"] ="draw_rect";
legacyNames["draw-cuboid"] ="draw_3dbox";
legacyNames["draw-ellipse"] ="draw_arc";
legacyNames["draw-polygon-star"] ="draw_star";
legacyNames["draw-spiral"] ="draw_spiral";
legacyNames["draw-freehand"] ="draw_freehand";
legacyNames["draw-path"] ="draw_pen";
legacyNames["draw-calligraphic"] ="draw_calligraphic";
legacyNames["draw-eraser"] ="draw_erase";
legacyNames["color-fill"] ="draw_paintbucket";
legacyNames["draw-text"] ="draw_text";
legacyNames["draw-connector"] ="draw_connector";
legacyNames["color-gradient"] ="draw_gradient";
legacyNames["color-picker"] ="draw_dropper";
legacyNames["transform-affect-stroke"] ="transform_stroke";
legacyNames["transform-affect-rounded-corners"] ="transform_corners";
legacyNames["transform-affect-gradient"] ="transform_gradient";
legacyNames["transform-affect-pattern"] ="transform_pattern";
legacyNames["node-add"] ="node_insert";
legacyNames["node-delete"] ="node_delete";
legacyNames["node-join"] ="node_join";
legacyNames["node-break"] ="node_break";
legacyNames["node-join-segment"] ="node_join_segment";
legacyNames["node-delete-segment"] ="node_delete_segment";
legacyNames["node-type-cusp"] ="node_cusp";
legacyNames["node-type-smooth"] ="node_smooth";
legacyNames["node-type-symmetric"] ="node_symmetric";
legacyNames["node-type-auto-smooth"] ="node_auto";
legacyNames["node-segment-curve"] ="node_curve";
legacyNames["node-segment-line"] ="node_line";
legacyNames["show-node-handles"] ="nodes_show_handles";
legacyNames["path-effect-parameter-next"] ="edit_next_parameter";
legacyNames["show-path-outline"] ="nodes_show_helperpath";
legacyNames["path-clip-edit"] ="nodeedit-clippath";
legacyNames["path-mask-edit"] ="nodeedit-mask";
legacyNames["node-type-cusp"] ="node_cusp";
legacyNames["object-tweak-push"] ="tweak_move_mode";
legacyNames["object-tweak-attract"] ="tweak_move_mode_inout";
legacyNames["object-tweak-randomize"] ="tweak_move_mode_jitter";
legacyNames["object-tweak-shrink"] ="tweak_scale_mode";
legacyNames["object-tweak-rotate"] ="tweak_rotate_mode";
legacyNames["object-tweak-duplicate"] ="tweak_moreless_mode";
legacyNames["object-tweak-push"] ="tweak_move_mode";
legacyNames["path-tweak-push"] ="tweak_push_mode";
legacyNames["path-tweak-shrink"] ="tweak_shrink_mode";
legacyNames["path-tweak-attract"] ="tweak_attract_mode";
legacyNames["path-tweak-roughen"] ="tweak_roughen_mode";
legacyNames["object-tweak-paint"] ="tweak_colorpaint_mode";
legacyNames["object-tweak-jitter-color"] ="tweak_colorjitter_mode";
legacyNames["object-tweak-blur"] ="tweak_blur_mode";
legacyNames["rectangle-make-corners-sharp"] ="squared_corner";
legacyNames["perspective-parallel"] ="toggle_vp_x";
legacyNames["draw-ellipse-whole"] ="reset_circle";
legacyNames["draw-ellipse-segment"] ="circle_closed_arc";
legacyNames["draw-ellipse-arc"] ="circle_open_arc";
legacyNames["draw-polygon"] ="star_flat";
legacyNames["draw-star"] ="star_angled";
legacyNames["path-mode-bezier"] ="bezier_mode";
legacyNames["path-mode-spiro"] ="spiro_splines_mode";
legacyNames["path-mode-bspline"] ="bspline_mode";
legacyNames["path-mode-polyline"] ="polylines_mode";
legacyNames["path-mode-polyline-paraxial"] ="paraxial_lines_mode";
legacyNames["draw-use-tilt"] ="guse_tilt";
legacyNames["draw-use-pressure"] ="guse_pressure";
legacyNames["draw-trace-background"] ="trace_background";
legacyNames["draw-eraser-delete-objects"] ="delete_object";
legacyNames["format-text-direction-vertical"] ="writing_mode_tb";
legacyNames["format-text-direction-horizontal"] ="writing_mode_lr";
legacyNames["connector-avoid"] ="connector_avoid";
legacyNames["connector-ignore"] ="connector_ignore";
legacyNames["object-fill"] ="controls_fill";
legacyNames["object-stroke"] ="controls_stroke";
legacyNames["snap"] ="toggle_snap_global";
legacyNames["snap-bounding-box"] ="toggle_snap_bbox";
legacyNames["snap-bounding-box-edges"] ="toggle_snap_to_bbox_path";
legacyNames["snap-bounding-box-corners"] ="toggle_snap_to_bbox_node";
legacyNames["snap-bounding-box-midpoints"] ="toggle_snap_to_bbox_edge_midpoints";
legacyNames["snap-bounding-box-center"] ="toggle_snap_to_bbox_midpoints";
legacyNames["snap-nodes"] ="toggle_snap_nodes";
legacyNames["snap-nodes-path"] ="toggle_snap_to_paths";
legacyNames["snap-nodes-cusp"] ="toggle_snap_to_nodes";
legacyNames["snap-nodes-smooth"] ="toggle_snap_to_smooth_nodes";
legacyNames["snap-nodes-midpoint"] ="toggle_snap_to_midpoints";
legacyNames["snap-nodes-intersection"] ="toggle_snap_to_path_intersections";
legacyNames["snap-nodes-center"] ="toggle_snap_to_bbox_midpoints-3";
legacyNames["snap-nodes-rotation-center"] ="toggle_snap_center";
legacyNames["snap-page"] ="toggle_snap_page_border";
legacyNames["snap-grid-guide-intersections"] ="toggle_snap_grid_guide_intersections";
legacyNames["align-horizontal-right-to-anchor"] ="al_left_out";
legacyNames["align-horizontal-left"] ="al_left_in";
legacyNames["align-horizontal-center"] ="al_center_hor";
legacyNames["align-horizontal-right"] ="al_right_in";
legacyNames["align-horizontal-left-to-anchor"] ="al_right_out";
legacyNames["align-horizontal-baseline"] ="al_baselines_vert";
legacyNames["align-vertical-bottom-to-anchor"] ="al_top_out";
legacyNames["align-vertical-top"] ="al_top_in";
legacyNames["align-vertical-center"] ="al_center_ver";
legacyNames["align-vertical-bottom"] ="al_bottom_in";
legacyNames["align-vertical-top-to-anchor"] ="al_bottom_out";
legacyNames["align-vertical-baseline"] ="al_baselines_hor";
legacyNames["distribute-horizontal-left"] ="distribute_left";
legacyNames["distribute-horizontal-center"] ="distribute_hcentre";
legacyNames["distribute-horizontal-right"] ="distribute_right";
legacyNames["distribute-horizontal-baseline"] ="distribute_baselines_hor";
legacyNames["distribute-vertical-bottom"] ="distribute_bottom";
legacyNames["distribute-vertical-center"] ="distribute_vcentre";
legacyNames["distribute-vertical-top"] ="distribute_top";
legacyNames["distribute-vertical-baseline"] ="distribute_baselines_vert";
legacyNames["distribute-randomize"] ="distribute_randomize";
legacyNames["distribute-unclump"] ="unclump";
legacyNames["distribute-graph"] ="graph_layout";
legacyNames["distribute-graph-directed"] ="directed_graph";
legacyNames["distribute-remove-overlaps"] ="remove_overlaps";
legacyNames["align-horizontal-node"] ="node_valign";
legacyNames["align-vertical-node"] ="node_halign";
legacyNames["distribute-vertical-node"] ="node_vdistribute";
legacyNames["distribute-horizontal-node"] ="node_hdistribute";
legacyNames["xml-element-new"] ="add_xml_element_node";
legacyNames["xml-text-new"] ="add_xml_text_node";
legacyNames["xml-node-delete"] ="delete_xml_node";
legacyNames["xml-node-duplicate"] ="duplicate_xml_node";
legacyNames["xml-attribute-delete"] ="delete_xml_attribute";
legacyNames["transform-move-horizontal"] ="arrows_hor";
legacyNames["transform-move-vertical"] ="arrows_ver";
legacyNames["transform-scale-horizontal"] ="transform_scale_hor";
legacyNames["transform-scale-vertical"] ="transform_scale_ver";
legacyNames["transform-skew-horizontal"] ="transform_scew_hor";
legacyNames["transform-skew-vertical"] ="transform_scew_ver";
legacyNames["object-fill"] ="properties_fill";
legacyNames["object-stroke"] ="properties_stroke_paint";
legacyNames["object-stroke-style"] ="properties_stroke";
legacyNames["paint-none"] ="fill_none";
legacyNames["paint-solid"] ="fill_solid";
legacyNames["paint-gradient-linear"] ="fill_gradient";
legacyNames["paint-gradient-radial"] ="fill_radial";
legacyNames["paint-pattern"] ="fill_pattern";
legacyNames["paint-unknown"] ="fill_unset";
legacyNames["fill-rule-even-odd"] ="fillrule_evenodd";
legacyNames["fill-rule-nonzero"] ="fillrule_nonzero";
legacyNames["stroke-join-miter"] ="join_miter";
legacyNames["stroke-join-bevel"] ="join_bevel";
legacyNames["stroke-join-round"] ="join_round";
legacyNames["stroke-cap-butt"] ="cap_butt";
legacyNames["stroke-cap-square"] ="cap_square";
legacyNames["stroke-cap-round"] ="cap_round";
legacyNames["guides"] ="guide";
legacyNames["grid-rectangular"] ="grid_xy";
legacyNames["grid-axonometric"] ="grid_axonom";
legacyNames["object-visible"] ="visible";
legacyNames["object-hidden"] ="hidden";
legacyNames["object-unlocked"] ="lock_unlocked";
legacyNames["object-locked"] ="width_height_lock";
legacyNames["zoom"] ="sticky_zoom";
}
GtkWidget *IconImpl::newFull( Inkscape::IconSize lsize, gchar const *name )
{
static bool dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpGtk");
GtkWidget *widget = NULL;
gint trySize = CLAMP( static_cast<gint>(lsize), 0, static_cast<gint>(G_N_ELEMENTS(iconSizeLookup) - 1) );
if (trySize != lsize ) {
std::cerr << "GtkWidget *IconImple::newFull(): lsize != trySize: lsize: " << lsize
<< " try Size: " << trySize << " " << (name?name:"NULL") << std::endl;
}
if ( !sizeMapDone ) {
injectCustomSize();
}
GtkIconSize mappedSize = iconSizeLookup[trySize];
if ( legacyNames.empty() ) {
setupLegacyNaming();
}
GtkWidget *img = gtk_image_new_from_icon_name( name, mappedSize );
if ( dump ) {
g_message("gtk_image_new_from_icon_name( '%s', %d ) = %p", name, mappedSize, img);
GtkImageType thing = gtk_image_get_storage_type(GTK_IMAGE(img));
g_message(" Type is %d %s", (int)thing, (thing == GTK_IMAGE_EMPTY ? "Empty" : "ok"));
}
if ( img ) {
GtkImageType type = gtk_image_get_storage_type( GTK_IMAGE(img) );
if ( type == GTK_IMAGE_ICON_NAME ) {
widget = GTK_WIDGET(img);
img = NULL;
// Add a hook to render if set visible before prerender is done.
g_signal_connect( G_OBJECT(widget), "map", G_CALLBACK(imageMapNamedCB), GINT_TO_POINTER(0) );
if ( Inkscape::Preferences::get()->getBool("/options/iconrender/named_nodelay") ) {
int psize = getPhysSize(lsize);
// std::cout << " name: " << name << " size: " << psize << std::endl;
prerenderIcon(name, mappedSize, psize);
} else {
addPreRender( mappedSize, name );
}
} else {
if ( dump ) {
g_message( "skipped gtk '%s' %d (not GTK_IMAGE_ICON_NAME)", name, lsize );
}
//g_object_unref(G_OBJECT(img));
img = NULL;
}
}
if ( !widget ) {
//g_message("Creating an SPIcon instance for %s:%d", name, (int)lsize);
SPIcon *icon = SP_ICON(g_object_new(SP_TYPE_ICON, NULL));
icon->lsize = lsize;
icon->name = g_strdup(name);
icon->psize = getPhysSize(lsize);
widget = GTK_WIDGET(icon);
}
return widget;
}
// PUBLIC CALL:
GtkWidget *sp_icon_new( Inkscape::IconSize lsize, gchar const *name )
{
return IconImpl::newFull( lsize, name );
}
// PUBLIC CALL for when you REALLY need a pixbuf
GdkPixbuf *sp_pixbuf_new( Inkscape::IconSize lsize, gchar const *name )
{
int psize = IconImpl::getPhysSize(lsize);
return IconImpl::renderup(name, lsize, psize);
}
// PUBLIC CALL:
Gtk::Widget *sp_icon_get_icon( Glib::ustring const &oid, Inkscape::IconSize size )
{
Gtk::Widget *result = NULL;
GtkWidget *widget = IconImpl::newFull( static_cast<Inkscape::IconSize>(Inkscape::getRegisteredIconSize(size)), oid.c_str() );
if ( widget ) {
if ( GTK_IS_IMAGE(widget) ) {
GtkImage *img = GTK_IMAGE(widget);
result = Glib::wrap( img );
} else {
result = Glib::wrap( widget );
}
}
return result;
}
void IconImpl::injectCustomSize()
{
// TODO - still need to handle the case of theme changes and resize, especially as we can't re-register a string.
if ( !sizeMapDone )
{
bool dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpDefault");
gint width = 0;
gint height = 0;
if ( gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height ) ) {
gint newWidth = ((width * 3) / 4);
gint newHeight = ((height * 3) / 4);
GtkIconSize newSizeEnum = gtk_icon_size_register( "inkscape-decoration", newWidth, newHeight );
if ( newSizeEnum ) {
if ( dump ) {
g_message("Registered (%d, %d) <= (%d, %d) as index %d", newWidth, newHeight, width, height, newSizeEnum);
}
guint index = static_cast<guint>(Inkscape::ICON_SIZE_DECORATION);
if ( index < G_N_ELEMENTS(iconSizeLookup) ) {
iconSizeLookup[index] = newSizeEnum;
} else if ( dump ) {
g_message("size lookup array too small to store entry");
}
}
}
sizeMapDone = true;
}
}
GtkIconSize Inkscape::getRegisteredIconSize( Inkscape::IconSize size )
{
GtkIconSize other = GTK_ICON_SIZE_MENU;
IconImpl::injectCustomSize();
size = CLAMP( size, Inkscape::ICON_SIZE_MENU, Inkscape::ICON_SIZE_DECORATION );
if ( size == Inkscape::ICON_SIZE_DECORATION ) {
other = gtk_icon_size_from_name("inkscape-decoration");
} else {
other = static_cast<GtkIconSize>(size);
}
return other;
}
// PUBLIC CALL:
int sp_icon_get_phys_size(int size)
{
return IconImpl::getPhysSize(size);
}
int IconImpl::getPhysSize(int size)
{
static bool init = false;
static int lastSys[Inkscape::ICON_SIZE_DECORATION + 1];
static int vals[Inkscape::ICON_SIZE_DECORATION + 1];
size = CLAMP( size, static_cast<int>(GTK_ICON_SIZE_MENU), static_cast<int>(Inkscape::ICON_SIZE_DECORATION) );
if ( !sizeMapDone ) {
injectCustomSize();
}
if ( sizeDirty && init ) {
GtkIconSize const gtkSizes[] = {
GTK_ICON_SIZE_MENU,
GTK_ICON_SIZE_SMALL_TOOLBAR,
GTK_ICON_SIZE_LARGE_TOOLBAR,
GTK_ICON_SIZE_BUTTON,
GTK_ICON_SIZE_DND,
GTK_ICON_SIZE_DIALOG,
static_cast<guint>(Inkscape::ICON_SIZE_DECORATION) < G_N_ELEMENTS(iconSizeLookup) ?
iconSizeLookup[static_cast<int>(Inkscape::ICON_SIZE_DECORATION)] :
GTK_ICON_SIZE_MENU
};
for (unsigned i = 0; i < G_N_ELEMENTS(gtkSizes) && init; ++i) {
guint const val_ix = (gtkSizes[i] <= GTK_ICON_SIZE_DIALOG) ? (guint)gtkSizes[i] : (guint)Inkscape::ICON_SIZE_DECORATION;
g_assert( val_ix < G_N_ELEMENTS(vals) );
gint width = 0;
gint height = 0;
if ( gtk_icon_size_lookup(gtkSizes[i], &width, &height ) ) {
init &= (lastSys[val_ix] == std::max(width, height));
}
}
}
if ( !init ) {
sizeDirty = false;
bool dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpDefault");
if ( dump ) {
g_message( "Default icon sizes:" );
}
memset( vals, 0, sizeof(vals) );
memset( lastSys, 0, sizeof(lastSys) );
GtkIconSize const gtkSizes[] = {
GTK_ICON_SIZE_MENU,
GTK_ICON_SIZE_SMALL_TOOLBAR,
GTK_ICON_SIZE_LARGE_TOOLBAR,
GTK_ICON_SIZE_BUTTON,
GTK_ICON_SIZE_DND,
GTK_ICON_SIZE_DIALOG,
static_cast<guint>(Inkscape::ICON_SIZE_DECORATION) < G_N_ELEMENTS(iconSizeLookup) ?
iconSizeLookup[static_cast<int>(Inkscape::ICON_SIZE_DECORATION)] :
GTK_ICON_SIZE_MENU
};
gchar const *const names[] = {
"GTK_ICON_SIZE_MENU",
"GTK_ICON_SIZE_SMALL_TOOLBAR",
"GTK_ICON_SIZE_LARGE_TOOLBAR",
"GTK_ICON_SIZE_BUTTON",
"GTK_ICON_SIZE_DND",
"GTK_ICON_SIZE_DIALOG",
"inkscape-decoration"
};
for (unsigned i = 0; i < G_N_ELEMENTS(gtkSizes); ++i) {
guint const val_ix = (gtkSizes[i] <= GTK_ICON_SIZE_DIALOG) ? (guint)gtkSizes[i] : (guint)Inkscape::ICON_SIZE_DECORATION;
g_assert( val_ix < G_N_ELEMENTS(vals) );
gint width = 0;
gint height = 0;
bool used = false;
if ( gtk_icon_size_lookup(gtkSizes[i], &width, &height ) ) {
vals[val_ix] = std::max(width, height);
lastSys[val_ix] = vals[val_ix];
used = true;
}
if (dump) {
g_message(" =-- %u size:%d %c(%d, %d) '%s'",
i, gtkSizes[i],
( used ? ' ' : 'X' ), width, height, names[i]);
}
// The following is needed due to this documented behavior of gtk_icon_size_lookup:
// "The rendered pixbuf may not even correspond to the width/height returned by
// gtk_icon_size_lookup(), because themes are free to render the pixbuf however
// they like, including changing the usual size."
gchar const *id = INKSCAPE_ICON("document-open");
GtkIconTheme *icon_theme = gtk_icon_theme_get_default();
GdkPixbuf *pb = gtk_icon_theme_load_icon (icon_theme,
id,
vals[val_ix],
(GtkIconLookupFlags)0,
NULL);
if (pb) {
width = gdk_pixbuf_get_width(pb);
height = gdk_pixbuf_get_height(pb);
int newSize = std::max( width, height );
// TODO perhaps check a few more stock icons to get a range on sizes.
if ( newSize > 0 ) {
vals[val_ix] = newSize;
}
if (dump) {
g_message(" %u size:%d (%d, %d)", i, gtkSizes[i], width, height);
}
g_object_unref(G_OBJECT(pb));
}
}
init = true;
}
return vals[size];
}
GdkPixbuf *IconImpl::loadPixmap(gchar const *name, unsigned /*lsize*/, unsigned psize)
{
gchar *path = g_strdup_printf("%s/%s.png", INKSCAPE_PIXMAPDIR, name);
// TODO: bulia, please look over
gsize bytesRead = 0;
gsize bytesWritten = 0;
GError *error = NULL;
gchar *localFilename = g_filename_from_utf8( path,
-1,
&bytesRead,
&bytesWritten,
&error);
GdkPixbuf *pb = gdk_pixbuf_new_from_file(localFilename, NULL);
g_free(localFilename);
g_free(path);
if (!pb) {
path = g_strdup_printf("%s/%s.xpm", INKSCAPE_PIXMAPDIR, name);
// TODO: bulia, please look over
gsize bytesRead = 0;
gsize bytesWritten = 0;
GError *error = NULL;
gchar *localFilename = g_filename_from_utf8( path,
-1,
&bytesRead,
&bytesWritten,
&error);
pb = gdk_pixbuf_new_from_file(localFilename, NULL);
g_free(localFilename);
g_free(path);
}
if (pb) {
if (!gdk_pixbuf_get_has_alpha(pb)) {
gdk_pixbuf_add_alpha(pb, FALSE, 0, 0, 0);
}
if ( ( static_cast<unsigned>(gdk_pixbuf_get_width(pb)) != psize )
|| ( static_cast<unsigned>(gdk_pixbuf_get_height(pb)) != psize ) ) {
GdkPixbuf *spb = gdk_pixbuf_scale_simple(pb, psize, psize, GDK_INTERP_HYPER);
g_object_unref(G_OBJECT(pb));
pb = spb;
}
}
return pb;
}
static Geom::IntRect round_rect(Geom::Rect const &r)
{
using Geom::X;
using Geom::Y;
Geom::IntPoint a, b;
a[X] = round(r.left());
a[Y] = round(r.top());
b[X] = round(r.right());
b[Y] = round(r.bottom());
Geom::IntRect ret(a, b);
return ret;
}
// takes doc, drawing, icon, and icon name to produce pixels
extern "C" guchar *
sp_icon_doc_icon( SPDocument *doc, Inkscape::Drawing &drawing,
gchar const *name, unsigned psize,
unsigned &stride)
{
bool const dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpSvg");
guchar *px = NULL;
if (doc) {
SPObject *object = doc->getObjectById(name);
if (object && SP_IS_ITEM(object)) {
SPItem *item = SP_ITEM(object);
// Find bbox in document
Geom::OptRect dbox = item->documentVisualBounds();
if ( object->parent == NULL )
{
dbox = Geom::Rect(Geom::Point(0, 0),
Geom::Point(doc->getWidth().value("px"), doc->getHeight().value("px")));
}
/* This is in document coordinates, i.e. pixels */
if ( dbox ) {
/* Update to renderable state */
double sf = 1.0;
drawing.root()->setTransform(Geom::Scale(sf));
drawing.update();
/* Item integer bbox in points */
// NOTE: previously, each rect coordinate was rounded using floor(c + 0.5)
Geom::IntRect ibox = round_rect(*dbox);
if ( dump ) {
g_message( " box --'%s' (%f,%f)-(%f,%f)", name, (double)ibox.left(), (double)ibox.top(), (double)ibox.right(), (double)ibox.bottom() );
}
/* Find button visible area */
int width = ibox.width();
int height = ibox.height();
if ( dump ) {
g_message( " vis --'%s' (%d,%d)", name, width, height );
}
{
int block = std::max(width, height);
if (block != static_cast<int>(psize) ) {
if ( dump ) {
g_message(" resizing" );
}
sf = (double)psize / (double)block;
drawing.root()->setTransform(Geom::Scale(sf));
drawing.update();
ibox = round_rect(*dbox * Geom::Scale(sf));
if ( dump ) {
g_message( " box2 --'%s' (%f,%f)-(%f,%f)", name, (double)ibox.left(), (double)ibox.top(), (double)ibox.right(), (double)ibox.bottom() );
}
/* Find button visible area */
width = ibox.width();
height = ibox.height();
if ( dump ) {
g_message( " vis2 --'%s' (%d,%d)", name, width, height );
}
}
}
Geom::IntPoint pdim(psize, psize);
int dx, dy;
//dx = (psize - width) / 2;
//dy = (psize - height) / 2;
dx=dy=psize;
dx=(dx-width)/2; // watch out for psize, since 'unsigned'-'signed' can cause problems if the result is negative
dy=(dy-height)/2;
Geom::IntRect area = Geom::IntRect::from_xywh(ibox.min() - Geom::IntPoint(dx,dy), pdim);
/* Actual renderable area */
Geom::IntRect ua = *Geom::intersect(ibox, area);
if ( dump ) {
g_message( " area --'%s' (%f,%f)-(%f,%f)", name, (double)area.left(), (double)area.top(), (double)area.right(), (double)area.bottom() );
g_message( " ua --'%s' (%f,%f)-(%f,%f)", name, (double)ua.left(), (double)ua.top(), (double)ua.right(), (double)ua.bottom() );
}
stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, psize);
/* Set up pixblock */
px = g_new(guchar, stride * psize);
memset(px, 0x00, stride * psize);
/* Render */
cairo_surface_t *s = cairo_image_surface_create_for_data(px,
CAIRO_FORMAT_ARGB32, psize, psize, stride);
Inkscape::DrawingContext dc(s, ua.min());
drawing.render(dc, ua);
cairo_surface_destroy(s);
// convert to GdkPixbuf format
convert_pixels_argb32_to_pixbuf(px, psize, psize, stride);
if ( Inkscape::Preferences::get()->getBool("/debug/icons/overlaySvg") ) {
IconImpl::overlayPixels( px, psize, psize, stride, 0x00, 0x00, 0xff );
}
}
}
}
return px;
} // end of sp_icon_doc_icon()
class SVGDocCache
{
public:
SVGDocCache( SPDocument *doc )
: doc(doc)
, visionkey(SPItem::display_key_new(1))
{
doc->doRef();
doc->ensureUpToDate();
drawing.setRoot(doc->getRoot()->invoke_show(drawing, visionkey, SP_ITEM_SHOW_DISPLAY ));
}
~SVGDocCache() {
doc->getRoot()->invoke_hide(visionkey);
doc->doUnref();
}
SPDocument *doc;
Inkscape::Drawing drawing;
unsigned visionkey;
};
static std::map<Glib::ustring, SVGDocCache *> doc_cache;
static std::map<Glib::ustring, GdkPixbuf *> pb_cache;
Glib::ustring icon_cache_key(Glib::ustring const & name, unsigned psize)
{
Glib::ustring key = name;
key += ":";
key += psize;
return key;
}
GdkPixbuf *get_cached_pixbuf(Glib::ustring const &key) {
GdkPixbuf* pb = NULL;
std::map<Glib::ustring, GdkPixbuf *>::iterator found = pb_cache.find(key);
if ( found != pb_cache.end() ) {
pb = found->second;
}
return pb;
}
std::list<gchar*> &IconImpl::icons_svg_paths()
{
static std::list<gchar *> sources;
static bool initialized = false;
if (!initialized) {
// Fall back from user prefs dir into system locations.
gchar *userdir = Inkscape::Application::profile_path("icons");
sources.push_back(g_build_filename(userdir,"icons.svg", NULL));
sources.push_back(g_build_filename(INKSCAPE_PIXMAPDIR, "icons.svg", NULL));
g_free(userdir);
initialized = true;
}
return sources;
}
// this function renders icons from icons.svg and returns the pixels.
guchar *IconImpl::load_svg_pixels(std::list<Glib::ustring> const &names,
unsigned psize, unsigned &stride)
{
bool const dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpSvg");
std::list<gchar *> &sources = icons_svg_paths();
// Try each document in turn until we successfully load the icon from one
guchar *px = NULL;
for (std::list<gchar*>::iterator i = sources.begin(); (i != sources.end()) && !px; ++i) {
gchar *doc_filename = *i;
SVGDocCache *info = NULL;
// Did we already load this doc?
Glib::ustring key(doc_filename);
{
std::map<Glib::ustring, SVGDocCache *>::iterator i = doc_cache.find(key);
if ( i != doc_cache.end() ) {
info = i->second;
}
}
// Try to load from document.
if (!info && Inkscape::IO::file_test( doc_filename, G_FILE_TEST_IS_REGULAR ) ) {
SPDocument *doc = SPDocument::createNewDoc( doc_filename, FALSE );
if ( doc ) {
if ( dump ) {
g_message("Loaded icon file %s", doc_filename);
}
// store into the cache
info = new SVGDocCache(doc);
doc_cache[key] = info;
}
}
if (info) {
for (std::list<Glib::ustring>::const_iterator it = names.begin(); !px && (it != names.end()); ++it ) {
px = sp_icon_doc_icon( info->doc, info->drawing, it->c_str(), psize, stride );
}
}
}
return px;
}
static void addToIconSet(GdkPixbuf* pb, gchar const* name, GtkIconSize lsize, unsigned psize) {
Glib::RefPtr<Gtk::IconTheme> icon_theme = Gtk::IconTheme::get_default();
bool icon_found = icon_theme->has_icon(name);
if ( !icon_found ) {
Gtk::IconTheme::add_builtin_icon( name, psize, Glib::wrap(pb) );
static bool dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpGtk");
if (dump) {
g_message(" set in a builtin for %s:%d:%d", name, lsize, psize);
}
}
}
void Inkscape::queueIconPrerender( Glib::ustring const &name, Inkscape::IconSize lsize )
{
gboolean themedFound = gtk_icon_theme_has_icon(gtk_icon_theme_get_default(), name.c_str());
if ( !themedFound ) {
gint trySize = CLAMP( static_cast<gint>(lsize), 0, static_cast<gint>(G_N_ELEMENTS(iconSizeLookup) - 1) );
if ( !sizeMapDone ) {
IconImpl::injectCustomSize();
}
GtkIconSize mappedSize = iconSizeLookup[trySize];
int psize = IconImpl::getPhysSize(lsize);
// TODO place in a queue that is triggered by other map events
IconImpl::prerenderIcon(name.c_str(), mappedSize, psize);
}
}
static std::map<unsigned, Glib::ustring> sizePaths;
static std::string getDestDir( unsigned psize )
{
if ( sizePaths.find(psize) == sizePaths.end() ) {
gchar *tmp = g_strdup_printf("%dx%d", psize, psize);
sizePaths[psize] = tmp;
g_free(tmp);
}
return sizePaths[psize];
}
// returns true if icon needed preloading, false if nothing was done
bool IconImpl::prerenderIcon(gchar const *name, GtkIconSize lsize, unsigned psize)
{
bool loadNeeded = false;
static bool useCache = Inkscape::Preferences::get()->getBool("/debug/icons/useCache", true);
static bool cacheValidated = false;
if (!cacheValidated) {
cacheValidated = true;
if ( useCache ) {
validateCache();
}
}
Glib::ustring key = icon_cache_key(name, psize);
if ( !get_cached_pixbuf(key) ) {
static bool dump = Inkscape::Preferences::get()->getBool("/debug/icons/dumpGtk");
if ((internalNames.find(name) != internalNames.end())
|| (!gtk_icon_theme_has_icon(gtk_icon_theme_get_default(), name))) {
if (dump) {
g_message("prerenderIcon [%s] %d:%d", name, lsize, psize);
}
std::string potentialFile;
bool dataLoaded = false;
if ( useCache ) {
// In file encoding:
std::string iconCacheDir = Glib::build_filename(Glib::build_filename(Glib::get_user_cache_dir(), "inkscape"), "icons");
std::string subpart = getDestDir(psize);
std::string subdir = Glib::build_filename( iconCacheDir, subpart );
if ( !Glib::file_test(subdir, Glib::FILE_TEST_EXISTS) ) {
g_mkdir_with_parents( subdir.c_str(), 0x1ED );
}
potentialFile = Glib::build_filename( subdir, name );
potentialFile += ".png";
if ( Glib::file_test(potentialFile, Glib::FILE_TEST_EXISTS) && Glib::file_test(potentialFile, Glib::FILE_TEST_IS_REGULAR) ) {
bool badFile = false;
try {
Glib::RefPtr<Gdk::Pixbuf> pb = Gdk::Pixbuf::create_from_file(potentialFile);
if (pb) {
dataLoaded = true;
GdkPixbuf *obj = pb->gobj();
g_object_ref(obj);
pb_cache[key] = obj;
addToIconSet(obj, name, lsize, psize);
loadNeeded = true;
if (internalNames.find(name) == internalNames.end()) {
internalNames.insert(name);
}
}
} catch ( Glib::FileError &ex ) {
//g_warning("FileError [%s]", ex.what().c_str());
badFile = true;
} catch ( Gdk::PixbufError &ex ) {
//g_warning("PixbufError [%s]", ex.what().c_str());
// Invalid contents. Remove cached item
badFile = true;
}
if ( badFile ) {
g_remove(potentialFile.c_str());
}
}
}
if (!dataLoaded) {
std::list<Glib::ustring> names;
names.push_back(name);
if ( legacyNames.find(name) != legacyNames.end() ) {
names.push_back(legacyNames[name]);
if ( dump ) {
g_message("load_svg_pixels([%s] = %s, %d, %d)", name, legacyNames[name].c_str(), lsize, psize);
}
}
unsigned stride;
guchar* px = load_svg_pixels(names, psize, stride);
if (px) {
GdkPixbuf* pb = gdk_pixbuf_new_from_data( px, GDK_COLORSPACE_RGB, TRUE, 8,
psize, psize, stride,
reinterpret_cast<GdkPixbufDestroyNotify>(g_free), NULL );
pb_cache[key] = pb;
addToIconSet(pb, name, lsize, psize);
loadNeeded = true;
if (internalNames.find(name) == internalNames.end()) {
internalNames.insert(name);
}
if (useCache) {
g_object_ref(pb);
Glib::RefPtr<Gdk::Pixbuf> ppp = Glib::wrap(pb);
try {
ppp->save( potentialFile, "png" );
} catch ( Glib::FileError &ex ) {
//g_warning("FileError [%s]", ex.what().c_str());
} catch ( Gdk::PixbufError &ex ) {
//g_warning("PixbufError [%s]", ex.what().c_str());
}
}
} else if (dump) {
g_message("XXXXXXXXXXXXXXXXXXXXXXXXXXXXX error!!! pixels not found for '%s'", name);
}
}
}
else if (dump) {
g_message("prerenderIcon [%s] %d NOT!!!!!!", name, psize);
}
}
return loadNeeded;
}
GdkPixbuf *IconImpl::loadSvg(std::list<Glib::ustring> const &names, GtkIconSize lsize, unsigned psize)
{
Glib::ustring key = icon_cache_key(*names.begin(), psize);
// did we already load this icon at this scale/size?
GdkPixbuf* pb = get_cached_pixbuf(key);
if (!pb) {
unsigned stride;
guchar *px = load_svg_pixels(names, psize, stride);
if (px) {
pb = gdk_pixbuf_new_from_data(px, GDK_COLORSPACE_RGB, TRUE, 8,
psize, psize, stride,
(GdkPixbufDestroyNotify)g_free, NULL);
pb_cache[key] = pb;
addToIconSet(pb, names.begin()->c_str(), lsize, psize);
}
}
if ( pb ) {
// increase refcount since we're handing out ownership
g_object_ref(G_OBJECT(pb));
}
return pb;
}
void IconImpl::overlayPixels(guchar *px, int width, int height, int stride,
unsigned r, unsigned g, unsigned b)
{
int bytesPerPixel = 4;
int spacing = 4;
for ( int y = 0; y < height; y += spacing ) {
guchar *ptr = px + y * stride;
for ( int x = 0; x < width; x += spacing ) {
*(ptr++) = r;
*(ptr++) = g;
*(ptr++) = b;
*(ptr++) = 0xff;
ptr += bytesPerPixel * (spacing - 1);
}
}
if ( width > 1 && height > 1 ) {
// point at the last pixel
guchar *ptr = px + ((height-1) * stride) + ((width - 1) * bytesPerPixel);
if ( width > 2 ) {
px[4] = r;
px[5] = g;
px[6] = b;
px[7] = 0xff;
ptr[-12] = r;
ptr[-11] = g;
ptr[-10] = b;
ptr[-9] = 0xff;
}
ptr[-4] = r;
ptr[-3] = g;
ptr[-2] = b;
ptr[-1] = 0xff;
px[0 + stride] = r;
px[1 + stride] = g;
px[2 + stride] = b;
px[3 + stride] = 0xff;
ptr[0 - stride] = r;
ptr[1 - stride] = g;
ptr[2 - stride] = b;
ptr[3 - stride] = 0xff;
if ( height > 2 ) {
ptr[0 - stride * 3] = r;
ptr[1 - stride * 3] = g;
ptr[2 - stride * 3] = b;
ptr[3 - stride * 3] = 0xff;
}
}
}
class preRenderItem
{
public:
preRenderItem( GtkIconSize lsize, gchar const *name ) :
_lsize( lsize ),
_name( name )
{}
GtkIconSize _lsize;
Glib::ustring _name;
};
static std::vector<preRenderItem> pendingRenders;
static bool callbackHooked = false;
void IconImpl::addPreRender( GtkIconSize lsize, gchar const *name )
{
if ( !callbackHooked )
{
callbackHooked = true;
g_idle_add_full( G_PRIORITY_LOW, &prerenderTask, NULL, NULL );
}
pendingRenders.push_back(preRenderItem(lsize, name));
}
gboolean IconImpl::prerenderTask(gpointer /*data*/) {
if ( Inkscape::Application::isCrashing() ) {
// stop
} else if (!pendingRenders.empty()) {
bool workDone = false;
do {
preRenderItem single = pendingRenders.front();
pendingRenders.erase(pendingRenders.begin());
int psize = getPhysSize(single._lsize);
workDone = prerenderIcon(single._name.c_str(), single._lsize, psize);
} while (!pendingRenders.empty() && !workDone);
}
if (!Inkscape::Application::isCrashing() && !pendingRenders.empty()) {
return TRUE;
} else {
callbackHooked = false;
return FALSE;
}
}
void IconImpl::imageMapCB(GtkWidget* widget, gpointer user_data)
{
gchar const* id = NULL;
GtkIconSize size = GTK_ICON_SIZE_INVALID;
gtk_image_get_icon_name(GTK_IMAGE(widget), &id, &size);
GtkIconSize lsize = static_cast<GtkIconSize>(GPOINTER_TO_INT(user_data));
if ( id ) {
int psize = getPhysSize(lsize);
g_message("imageMapCB(%p) for [%s]:%d:%d", widget, id, lsize, psize);
for ( std::vector<preRenderItem>::iterator it = pendingRenders.begin(); it != pendingRenders.end(); ++it ) {
if ( (it->_name == id) && (it->_lsize == lsize) ) {
prerenderIcon(id, lsize, psize);
pendingRenders.erase(it);
g_message(" prerender for %s:%d:%d", id, lsize, psize);
if (lsize != size) {
int psize = getPhysSize(size);
prerenderIcon(id, size, psize);
}
break;
}
}
}
g_signal_handlers_disconnect_by_func(widget, (gpointer)imageMapCB, user_data);
}
void IconImpl::imageMapNamedCB(GtkWidget* widget, gpointer user_data)
{
GtkImage* img = GTK_IMAGE(widget);
gchar const* iconName = NULL;
GtkIconSize size = GTK_ICON_SIZE_INVALID;
gtk_image_get_icon_name(img, &iconName, &size);
if ( iconName ) {
GtkImageType type = gtk_image_get_storage_type( GTK_IMAGE(img) );
if ( type == GTK_IMAGE_ICON_NAME ) {
GtkIconSize iconSize = GTK_ICON_SIZE_INVALID;
gchar const* iconName_two = NULL;
{
g_object_get(G_OBJECT(widget),
"icon-name", &iconName_two,
"icon-size", &iconSize,
NULL);
}
for ( std::vector<preRenderItem>::iterator it = pendingRenders.begin(); it != pendingRenders.end(); ++it ) {
/// @todo fix pointer string comparison here!!! "it->_name == iconName_two", that seems very bug-prone
if ( (it->_name == iconName_two) && (it->_lsize == iconSize) ) {
int psize = getPhysSize(iconSize);
prerenderIcon(iconName_two, iconSize, psize);
pendingRenders.erase(it);
break;
}
}
gtk_image_set_from_icon_name(img, "", iconSize);
gtk_image_set_from_icon_name(img, iconName_two, iconSize);
} else {
g_warning("UNEXPECTED TYPE of %d", (int)type);
}
}
g_signal_handlers_disconnect_by_func(widget, (gpointer)imageMapNamedCB, user_data);
}
/*
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 :