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Diffstat (limited to 'src/ui/dialog/export.h')
| -rw-r--r-- | src/ui/dialog/export.h | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/src/ui/dialog/export.h b/src/ui/dialog/export.h new file mode 100644 index 0000000..9210ac5 --- /dev/null +++ b/src/ui/dialog/export.h @@ -0,0 +1,367 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* Authors: + * Lauris Kaplinski <lauris@kaplinski.com> + * bulia byak <buliabyak@users.sf.net> + * Johan Engelen <j.b.c.engelen@ewi.utwente.nl> + * + * Copyright (C) 1999-2007 Authors + * Copyright (C) 2001-2002 Ximian, Inc. + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#ifndef SP_EXPORT_H +#define SP_EXPORT_H + +#include <gtkmm/progressbar.h> +#include <gtkmm/expander.h> +#include <gtkmm/grid.h> +#include <gtkmm/comboboxtext.h> + +#include "ui/dialog/desktop-tracker.h" +#include "ui/widget/panel.h" + +namespace Gtk { +class Dialog; +} + +namespace Inkscape { +namespace UI { +namespace Dialog { + +/** What type of button is being pressed */ +enum selection_type { + SELECTION_PAGE = 0, /**< Export the whole page */ + SELECTION_DRAWING, /**< Export everything drawn on the page */ + SELECTION_SELECTION, /**< Export everything that is selected */ + SELECTION_CUSTOM, /**< Allows the user to set the region exported */ + SELECTION_NUMBER_OF /**< A counter for the number of these guys */ +}; + +/** + * A dialog widget to export to various image formats such as bitmap and png. + * + * Creates a dialog window for exporting an image to a bitmap if one doesn't already exist and + * shows it to the user. If the dialog has already been created, it simply shows the window. + * + */ +class Export : public Widget::Panel { +public: + Export (); + ~Export () override; + + static Export &getInstance() { + return *new Export(); + } + +private: + + /** + * A function to set the xdpi. + * + * This function grabs all of the x values and then figures out the + * new bitmap size based on the changing dpi value. The dpi value is + * gotten from the xdpi setting as these can not currently be independent. + * + */ + void setImageX(); + + /** + * A function to set the ydpi. + * + * This function grabs all of the y values and then figures out the + * new bitmap size based on the changing dpi value. The dpi value is + * gotten from the xdpi setting as these can not currently be independent. + */ + void setImageY(); + bool bbox_equal(Geom::Rect const &one, Geom::Rect const &two); + void updateCheckbuttons (); + inline void findDefaultSelection(); + void detectSize(); + void setArea ( double x0, double y0, double x1, double y1); + /* + * Getter/setter style functions for the spinbuttons + */ + void setValue(Glib::RefPtr<Gtk::Adjustment>& adj, double val); + void setValuePx(Glib::RefPtr<Gtk::Adjustment>& adj, double val); + float getValue(Glib::RefPtr<Gtk::Adjustment>& adj); + float getValuePx(Glib::RefPtr<Gtk::Adjustment>& adj); + + /** + * Helper function to create, style and pack spinbuttons for the export dialog. + * + * Creates a new spin button for the export dialog. + * @param key The name of the spin button + * @param val A default value for the spin button + * @param min Minimum value for the spin button + * @param max Maximum value for the spin button + * @param step The step size for the spin button + * @param page Size of the page increment + * @param t Table to put the spin button in + * @param x X location in the table \c t to start with + * @param y Y location in the table \c t to start with + * @param ll Text to put on the left side of the spin button (optional) + * @param lr Text to put on the right side of the spin button (optional) + * @param digits Number of digits to display after the decimal + * @param sensitive Whether the spin button is sensitive or not + * @param cb Callback for when this spin button is changed (optional) + * + * No unit_selector is stored in the created spinbutton, relies on external unit management + */ + Glib::RefPtr<Gtk::Adjustment> createSpinbutton( gchar const *key, float val, float min, float max, + float step, float page, + Gtk::Grid *t, int x, int y, + const Glib::ustring& ll, const Glib::ustring& lr, + int digits, unsigned int sensitive, + void (Export::*cb)() ); + + /** + * One of the area select radio buttons was pressed + */ + void onAreaToggled(); + + /** + * Export button callback + */ + void onExport (); + + /** + * File Browse button callback + */ + void onBrowse (); + + /** + * Area X value changed callback + */ + void onAreaX0Change() { + areaXChange(x0_adj); + } ; + void onAreaX1Change() { + areaXChange(x1_adj); + } ; + void areaXChange(Glib::RefPtr<Gtk::Adjustment>& adj); + + /** + * Area Y value changed callback + */ + void onAreaY0Change() { + areaYChange(y0_adj); + } ; + void onAreaY1Change() { + areaYChange(y1_adj); + } ; + void areaYChange(Glib::RefPtr<Gtk::Adjustment>& adj); + + /** + * Unit changed callback + */ + void onUnitChanged(); + + /** + * Hide except selected callback + */ + void onHideExceptSelected (); + + /** + * Area width value changed callback + */ + void onAreaWidthChange (); + + /** + * Area height value changed callback + */ + void onAreaHeightChange (); + + /** + * Bitmap width value changed callback + */ + void onBitmapWidthChange (); + + /** + * Bitmap height value changed callback + */ + void onBitmapHeightChange (); + + /** + * Export xdpi value changed callback + */ + void onExportXdpiChange (); + + /** + * Batch export callback + */ + void onBatchClicked (); + + /** + * Inkscape selection change callback + */ + void onSelectionChanged (); + void onSelectionModified (guint flags); + + /** + * Filename modified callback + */ + void onFilenameModified (); + + /** + * Can be invoked for setting the desktop. Currently not used. + */ + void setDesktop(SPDesktop *desktop) override; + + /** + * Is invoked by the desktop tracker when the desktop changes. + */ + void setTargetDesktop(SPDesktop *desktop); + + /** + * Creates progress dialog for batch exporting. + * + * @param progress_text Text to be shown in the progress bar + */ + Gtk::Dialog * create_progress_dialog (Glib::ustring progress_text); + + /** + * Callback to be used in for loop to update the progress bar. + * + * @param value number between 0 and 1 indicating the fraction of progress (0.17 = 17 % progress) + * @param dlg void pointer to the Gtk::Dialog progress dialog + */ + static unsigned int onProgressCallback(float value, void *dlg); + + /** + * Callback for pressing the cancel button. + */ + void onProgressCancel (); + + /** + * Callback invoked on closing the progress dialog. + */ + bool onProgressDelete (GdkEventAny *event); + + /** + * Handles state changes as exporting starts or stops. + */ + void setExporting(bool exporting, Glib::ustring const &text = ""); + + /* + * Utility filename and path functions + */ + void set_default_filename (); + Glib::ustring create_filepath_from_id (Glib::ustring id, const Glib::ustring &file_entry_text); + Glib::ustring filename_add_extension (Glib::ustring filename, Glib::ustring extension); + Glib::ustring absolutize_path_from_document_location (SPDocument *doc, const Glib::ustring &filename); + + /* + * Currently selected export area type + */ + selection_type current_key; + /* + * Original name for the export object + */ + Glib::ustring original_name; + Glib::ustring doc_export_name; + /* + * Was the Original name modified + */ + bool filename_modified; + bool was_empty; + /* + * Flag to stop simultaneous updates + */ + bool update; + + /* Area selection radio buttons */ + Gtk::HBox togglebox; + Gtk::RadioButton *selectiontype_buttons[SELECTION_NUMBER_OF]; + + Gtk::VBox area_box; + Gtk::VBox singleexport_box; + + /* Custom size widgets */ + Glib::RefPtr<Gtk::Adjustment> x0_adj; + Glib::RefPtr<Gtk::Adjustment> x1_adj; + Glib::RefPtr<Gtk::Adjustment> y0_adj; + Glib::RefPtr<Gtk::Adjustment> y1_adj; + Glib::RefPtr<Gtk::Adjustment> width_adj; + Glib::RefPtr<Gtk::Adjustment> height_adj; + + /* Bitmap size widgets */ + Glib::RefPtr<Gtk::Adjustment> bmwidth_adj; + Glib::RefPtr<Gtk::Adjustment> bmheight_adj; + Glib::RefPtr<Gtk::Adjustment> xdpi_adj; + Glib::RefPtr<Gtk::Adjustment> ydpi_adj; + + Gtk::VBox size_box; + Gtk::Label* bm_label; + + Gtk::VBox file_box; + Gtk::Label *flabel; + Gtk::Entry filename_entry; + + /* Unit selector widgets */ + Gtk::HBox unitbox; + Inkscape::UI::Widget::UnitMenu unit_selector; + Gtk::Label units_label; + + /* Filename widgets */ + Gtk::HBox filename_box; + Gtk::Button browse_button; + Gtk::Label browse_label; + Gtk::Image browse_image; + + Gtk::HBox batch_box; + Gtk::CheckButton batch_export; + + Gtk::HBox hide_box; + Gtk::CheckButton hide_export; + + Gtk::CheckButton closeWhenDone; + + /* Advanced */ + Gtk::Expander expander; + Gtk::CheckButton interlacing; + Gtk::Label bitdepth_label; + Gtk::ComboBoxText bitdepth_cb; + Gtk::Label zlib_label; + Gtk::ComboBoxText zlib_compression; + Gtk::Label pHYs_label; + Glib::RefPtr<Gtk::Adjustment> pHYs_adj; + Gtk::SpinButton pHYs_sb; + Gtk::Label antialiasing_label; + Gtk::ComboBoxText antialiasing_cb; + + /* Export Button widgets */ + Gtk::HBox button_box; + Gtk::Button export_button; + + Gtk::ProgressBar _prog; + + Gtk::Dialog *prog_dlg; + bool interrupted; // indicates whether export needs to be interrupted (read: user pressed cancel in the progress dialog) + + Inkscape::Preferences *prefs; + SPDesktop *desktop; + DesktopTracker deskTrack; + sigc::connection desktopChangeConn; + sigc::connection selectChangedConn; + sigc::connection subselChangedConn; + sigc::connection selectModifiedConn; + sigc::connection unitChangedConn; + +}; + +} +} +} +#endif + +/* + 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 : |