diff options
Diffstat (limited to 'src/live_effects/parameter/colorpicker.cpp')
-rw-r--r-- | src/live_effects/parameter/colorpicker.cpp | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/live_effects/parameter/colorpicker.cpp b/src/live_effects/parameter/colorpicker.cpp new file mode 100644 index 0000000..cf9243e --- /dev/null +++ b/src/live_effects/parameter/colorpicker.cpp @@ -0,0 +1,153 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Authors: + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "colorpicker.h" + +#include <gtkmm.h> + +#include "color.h" +#include "document-undo.h" +#include "document.h" +#include "inkscape.h" + +#include "live_effects/effect.h" +#include "live_effects/parameter/colorpicker.h" + +#include "svg/stringstream.h" +#include "svg/svg-color.h" +#include "svg/svg.h" + +#include "ui/icon-names.h" +#include "ui/widget/registered-widget.h" + +#include <glibmm/i18n.h> + +namespace Inkscape { + +namespace LivePathEffect { + +ColorPickerParam::ColorPickerParam( const Glib::ustring& label, const Glib::ustring& tip, + const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr, + Effect* effect, const guint32 default_color ) + : Parameter(label, tip, key, wr, effect), + value(default_color), + defvalue(default_color) +{ + +} + +void +ColorPickerParam::param_set_default() +{ + param_setValue(defvalue); +} + +static guint32 sp_read_color_alpha(gchar const *str, guint32 def) +{ + guint32 val = 0; + if (str == nullptr) return def; + while ((*str <= ' ') && *str) str++; + if (!*str) return def; + + if (str[0] == '#') { + gint i; + for (i = 1; str[i]; i++) { + int hexval; + if (str[i] >= '0' && str[i] <= '9') + hexval = str[i] - '0'; + else if (str[i] >= 'A' && str[i] <= 'F') + hexval = str[i] - 'A' + 10; + else if (str[i] >= 'a' && str[i] <= 'f') + hexval = str[i] - 'a' + 10; + else + break; + val = (val << 4) + hexval; + } + if (i != 1 + 8) { + return def; + } + } + return val; +} + +void +ColorPickerParam::param_update_default(const gchar * default_value) +{ + defvalue = sp_read_color_alpha(default_value, 0x000000ff); +} + +bool +ColorPickerParam::param_readSVGValue(const gchar * strvalue) +{ + param_setValue(sp_read_color_alpha(strvalue, 0x000000ff)); + return true; +} + +Glib::ustring +ColorPickerParam::param_getSVGValue() const +{ + gchar c[32]; + sprintf(c, "#%08x", value); + return c; +} + +Glib::ustring +ColorPickerParam::param_getDefaultSVGValue() const +{ + gchar c[32]; + sprintf(c, "#%08x", defvalue); + return c; +} + +Gtk::Widget * +ColorPickerParam::param_newWidget() +{ + Gtk::Box *hbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL)); + + hbox->set_border_width(5); + hbox->set_homogeneous(false); + hbox->set_spacing(2); + Inkscape::UI::Widget::RegisteredColorPicker * colorpickerwdg = + new Inkscape::UI::Widget::RegisteredColorPicker( param_label, + param_label, + param_tooltip, + param_key, + param_key + "_opacity_LPE", + *param_wr, + param_effect->getRepr(), + param_effect->getSPDoc() ); + SPDocument *document = param_effect->getSPDoc(); + bool saved = DocumentUndo::getUndoSensitive(document); + DocumentUndo::setUndoSensitive(document, false); + colorpickerwdg->setRgba32(value); + DocumentUndo::setUndoSensitive(document, saved); + colorpickerwdg->set_undo_parameters(_("Change color button parameter"), INKSCAPE_ICON("dialog-path-effects")); + hbox->pack_start(*dynamic_cast<Gtk::Widget *> (colorpickerwdg), true, true); + return dynamic_cast<Gtk::Widget *> (hbox); +} + +void +ColorPickerParam::param_setValue(const guint32 newvalue) +{ + value = newvalue; +} + + +} /* namespace LivePathEffect */ + +} /* namespace Inkscape */ + +/* + 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 : |