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authorMarkus Engel <markus.engel@tum.de>2013-11-09 22:36:13 +0000
committerMarkus Engel <markus.engel@tum.de>2013-11-09 22:36:13 +0000
commitc04e30df241a3ee039077425bab9b9c37abe2854 (patch)
tree6b7904966a289832bca2636c3117c893592e5ddd /src/star-context.cpp
parentadded missing translation flags and a small text change (diff)
downloadinkscape-c04e30df241a3ee039077425bab9b9c37abe2854.tar.gz
inkscape-c04e30df241a3ee039077425bab9b9c37abe2854.zip
Moved and renamed some tool-related files.
(bzr r12785)
Diffstat (limited to 'src/star-context.cpp')
-rw-r--r--src/star-context.cpp494
1 files changed, 0 insertions, 494 deletions
diff --git a/src/star-context.cpp b/src/star-context.cpp
deleted file mode 100644
index 69eb40370..000000000
--- a/src/star-context.cpp
+++ /dev/null
@@ -1,494 +0,0 @@
-/*
- * Star drawing context
- *
- * Authors:
- * Mitsuru Oka <oka326@parkcity.ne.jp>
- * Lauris Kaplinski <lauris@kaplinski.com>
- * bulia byak <buliabyak@users.sf.net>
- * Jon A. Cruz <jon@joncruz.org>
- * Abhishek Sharma
- *
- * Copyright (C) 1999-2002 Lauris Kaplinski
- * Copyright (C) 2001-2002 Mitsuru Oka
- *
- * Released under GNU GPL, read the file 'COPYING' for more information
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <cstring>
-#include <string>
-
-#include <gdk/gdkkeysyms.h>
-
-#include "macros.h"
-#include "display/sp-canvas.h"
-#include "sp-star.h"
-#include "document.h"
-#include "document-undo.h"
-#include "sp-namedview.h"
-#include "selection.h"
-#include "desktop-handles.h"
-#include "snap.h"
-#include "desktop.h"
-#include "desktop-style.h"
-#include "message-context.h"
-#include "pixmaps/cursor-star.xpm"
-#include <glibmm/i18n.h>
-#include "preferences.h"
-#include "xml/repr.h"
-#include "xml/node-event-vector.h"
-#include "context-fns.h"
-#include "shape-editor.h"
-#include "verbs.h"
-#include "display/sp-canvas-item.h"
-
-#include "star-context.h"
-
-using Inkscape::DocumentUndo;
-
-#include "tool-factory.h"
-
-namespace Inkscape {
-namespace UI {
-namespace Tools {
-
-namespace {
- ToolBase* createStarContext() {
- return new StarTool();
- }
-
- bool starContextRegistered = ToolFactory::instance().registerObject("/tools/shapes/star", createStarContext);
-}
-
-const std::string& StarTool::getPrefsPath() {
- return StarTool::prefsPath;
-}
-
-const std::string StarTool::prefsPath = "/tools/shapes/star";
-
-StarTool::StarTool() : ToolBase() {
- this->randomized = 0;
- this->rounded = 0;
-
- this->cursor_shape = cursor_star_xpm;
- this->hot_x = 4;
- this->hot_y = 4;
- this->xp = 0;
- this->yp = 0;
- this->tolerance = 0;
- this->within_tolerance = false;
- this->item_to_select = NULL;
- //this->tool_url = "/tools/shapes/star";
-
- this->star = NULL;
-
- this->magnitude = 5;
- this->proportion = 0.5;
- this->isflatsided = false;
-}
-
-void StarTool::finish() {
- sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), GDK_CURRENT_TIME);
-
- this->finishItem();
- this->sel_changed_connection.disconnect();
-
- ToolBase::finish();
-}
-
-StarTool::~StarTool() {
- this->enableGrDrag(false);
-
- this->sel_changed_connection.disconnect();
-
- delete this->shape_editor;
- this->shape_editor = NULL;
-
- /* fixme: This is necessary because we do not grab */
- if (this->star) {
- this->finishItem();
- }
-}
-
-/**
- * Callback that processes the "changed" signal on the selection;
- * destroys old and creates new knotholder.
- *
- * @param selection Should not be NULL.
- */
-void StarTool::selection_changed(Inkscape::Selection* selection) {
- g_assert (selection != NULL);
-
- this->shape_editor->unset_item(SH_KNOTHOLDER);
- this->shape_editor->set_item(selection->singleItem(), SH_KNOTHOLDER);
-}
-
-void StarTool::setup() {
- ToolBase::setup();
-
- sp_event_context_read(this, "magnitude");
- sp_event_context_read(this, "proportion");
- sp_event_context_read(this, "isflatsided");
- sp_event_context_read(this, "rounded");
- sp_event_context_read(this, "randomized");
-
- this->shape_editor = new ShapeEditor(this->desktop);
-
- SPItem *item = sp_desktop_selection(this->desktop)->singleItem();
- if (item) {
- this->shape_editor->set_item(item, SH_KNOTHOLDER);
- }
-
- Inkscape::Selection *selection = sp_desktop_selection(this->desktop);
-
- this->sel_changed_connection.disconnect();
-
- this->sel_changed_connection = selection->connectChanged(sigc::mem_fun(this, &StarTool::selection_changed));
-
- Inkscape::Preferences *prefs = Inkscape::Preferences::get();
- if (prefs->getBool("/tools/shapes/selcue")) {
- this->enableSelectionCue();
- }
-
- if (prefs->getBool("/tools/shapes/gradientdrag")) {
- this->enableGrDrag();
- }
-}
-
-void StarTool::set(const Inkscape::Preferences::Entry& val) {
- Glib::ustring path = val.getEntryName();
-
- if (path == "magnitude") {
- this->magnitude = CLAMP(val.getInt(5), 3, 1024);
- } else if (path == "proportion") {
- this->proportion = CLAMP(val.getDouble(0.5), 0.01, 2.0);
- } else if (path == "isflatsided") {
- this->isflatsided = val.getBool();
- } else if (path == "rounded") {
- this->rounded = val.getDouble();
- } else if (path == "randomized") {
- this->randomized = val.getDouble();
- }
-}
-
-bool StarTool::root_handler(GdkEvent* event) {
- static bool dragging;
-
- SPDesktop *desktop = this->desktop;
- Inkscape::Selection *selection = sp_desktop_selection (desktop);
- Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-
- this->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
-
- gint ret = FALSE;
-
- switch (event->type) {
- case GDK_BUTTON_PRESS:
- if (event->button.button == 1 && !this->space_panning) {
- dragging = true;
-
- this->center = Inkscape::setup_for_drag_start(desktop, this, event);
-
- /* Snap center */
- SnapManager &m = desktop->namedview->snap_manager;
- m.setup(desktop, true);
- m.freeSnapReturnByRef(this->center, Inkscape::SNAPSOURCE_NODE_HANDLE);
- m.unSetup();
-
- sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
- GDK_KEY_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
- GDK_POINTER_MOTION_MASK |
- GDK_POINTER_MOTION_HINT_MASK |
- GDK_BUTTON_PRESS_MASK,
- NULL, event->button.time);
- ret = TRUE;
- }
- break;
-
- case GDK_MOTION_NOTIFY:
- if (dragging && (event->motion.state & GDK_BUTTON1_MASK) && !this->space_panning) {
- if ( this->within_tolerance
- && ( abs( (gint) event->motion.x - this->xp ) < this->tolerance )
- && ( abs( (gint) event->motion.y - this->yp ) < this->tolerance ) ) {
- break; // do not drag if we're within tolerance from origin
- }
- // Once the user has moved farther than tolerance from the original location
- // (indicating they intend to draw, not click), then always process the
- // motion notify coordinates as given (no snapping back to origin)
- this->within_tolerance = false;
-
- Geom::Point const motion_w(event->motion.x, event->motion.y);
- Geom::Point motion_dt(desktop->w2d(motion_w));
-
- this->drag(motion_dt, event->motion.state);
-
- gobble_motion_events(GDK_BUTTON1_MASK);
-
- ret = TRUE;
- } else if (!sp_event_context_knot_mouseover(this)) {
- SnapManager &m = desktop->namedview->snap_manager;
- m.setup(desktop);
-
- Geom::Point const motion_w(event->motion.x, event->motion.y);
- Geom::Point motion_dt(desktop->w2d(motion_w));
-
- m.preSnap(Inkscape::SnapCandidatePoint(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE));
- m.unSetup();
- }
- break;
- case GDK_BUTTON_RELEASE:
- this->xp = this->yp = 0;
-
- if (event->button.button == 1 && !this->space_panning) {
- dragging = false;
-
- sp_event_context_discard_delayed_snap_event(this);
-
- if (!this->within_tolerance) {
- // we've been dragging, finish the star
- this->finishItem();
- } else if (this->item_to_select) {
- // no dragging, select clicked item if any
- if (event->button.state & GDK_SHIFT_MASK) {
- selection->toggle(this->item_to_select);
- } else {
- selection->set(this->item_to_select);
- }
- } else {
- // click in an empty space
- selection->clear();
- }
-
- this->item_to_select = NULL;
- ret = TRUE;
- sp_canvas_item_ungrab(SP_CANVAS_ITEM (desktop->acetate), event->button.time);
- }
- break;
-
- case GDK_KEY_PRESS:
- switch (get_group0_keyval(&event->key)) {
- case GDK_KEY_Alt_R:
- case GDK_KEY_Control_L:
- case GDK_KEY_Control_R:
- case GDK_KEY_Shift_L:
- case GDK_KEY_Shift_R:
- case GDK_KEY_Meta_L: // Meta is when you press Shift+Alt (at least on my machine)
- case GDK_KEY_Meta_R:
- sp_event_show_modifier_tip(this->defaultMessageContext(), event,
- _("<b>Ctrl</b>: snap angle; keep rays radial"),
- NULL,
- NULL);
- break;
-
- case GDK_KEY_Up:
- case GDK_KEY_Down:
- case GDK_KEY_KP_Up:
- case GDK_KEY_KP_Down:
- // prevent the zoom field from activation
- if (!MOD__CTRL_ONLY(event))
- ret = TRUE;
- break;
-
- case GDK_KEY_x:
- case GDK_KEY_X:
- if (MOD__ALT_ONLY(event)) {
- desktop->setToolboxFocusTo ("altx-star");
- ret = TRUE;
- }
- break;
-
- case GDK_KEY_Escape:
- if (dragging) {
- dragging = false;
- sp_event_context_discard_delayed_snap_event(this);
- // if drawing, cancel, otherwise pass it up for deselecting
- this->cancel();
- ret = TRUE;
- }
- break;
-
- case GDK_KEY_space:
- if (dragging) {
- sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), event->button.time);
-
- dragging = false;
-
- sp_event_context_discard_delayed_snap_event(this);
-
- if (!this->within_tolerance) {
- // we've been dragging, finish the star
- this->finishItem();
- }
- // do not return true, so that space would work switching to selector
- }
- break;
-
- case GDK_KEY_Delete:
- case GDK_KEY_KP_Delete:
- case GDK_KEY_BackSpace:
- ret = this->deleteSelectedDrag(MOD__CTRL_ONLY(event));
- break;
-
- default:
- break;
- }
- break;
-
- case GDK_KEY_RELEASE:
- switch (get_group0_keyval (&event->key)) {
- case GDK_KEY_Alt_L:
- case GDK_KEY_Alt_R:
- case GDK_KEY_Control_L:
- case GDK_KEY_Control_R:
- case GDK_KEY_Shift_L:
- case GDK_KEY_Shift_R:
- case GDK_KEY_Meta_L: // Meta is when you press Shift+Alt
- case GDK_KEY_Meta_R:
- this->defaultMessageContext()->clear();
- break;
-
- default:
- break;
- }
- break;
-
- default:
- break;
- }
-
- if (!ret) {
- ret = ToolBase::root_handler(event);
- }
-
- return ret;
-}
-
-void StarTool::drag(Geom::Point p, guint state)
-{
- SPDesktop *desktop = this->desktop;
-
- Inkscape::Preferences *prefs = Inkscape::Preferences::get();
- int const snaps = prefs->getInt("/options/rotationsnapsperpi/value", 12);
-
- if (!this->star) {
- if (Inkscape::have_viable_layer(desktop, this->message_context) == false) {
- return;
- }
-
- // Create object
- Inkscape::XML::Document *xml_doc = this->desktop->doc()->getReprDoc();
- Inkscape::XML::Node *repr = xml_doc->createElement("svg:path");
- repr->setAttribute("sodipodi:type", "star");
-
- // Set style
- sp_desktop_apply_style_tool(desktop, repr, "/tools/shapes/star", false);
-
- this->star = SP_STAR(desktop->currentLayer()->appendChildRepr(repr));
-
- Inkscape::GC::release(repr);
- this->star->transform = SP_ITEM(desktop->currentLayer())->i2doc_affine().inverse();
- this->star->updateRepr();
-
- desktop->canvas->forceFullRedrawAfterInterruptions(5);
- }
-
- /* Snap corner point with no constraints */
- SnapManager &m = desktop->namedview->snap_manager;
-
- m.setup(desktop, true, this->star);
- Geom::Point pt2g = p;
- m.freeSnapReturnByRef(pt2g, Inkscape::SNAPSOURCE_NODE_HANDLE);
- m.unSetup();
-
- Geom::Point const p0 = desktop->dt2doc(this->center);
- Geom::Point const p1 = desktop->dt2doc(pt2g);
-
- double const sides = (gdouble) this->magnitude;
- Geom::Point const d = p1 - p0;
- Geom::Coord const r1 = Geom::L2(d);
- double arg1 = atan2(d);
-
- if (state & GDK_CONTROL_MASK) {
- /* Snap angle */
- arg1 = sp_round(arg1, M_PI / snaps);
- }
-
- sp_star_position_set(this->star, this->magnitude, p0, r1, r1 * this->proportion,
- arg1, arg1 + M_PI / sides, this->isflatsided, this->rounded, this->randomized);
-
- /* status text */
- Inkscape::Util::Quantity q = Inkscape::Util::Quantity(r1, "px");
- GString *rads = g_string_new(q.string(desktop->namedview->doc_units).c_str());
- this->message_context->setF(Inkscape::IMMEDIATE_MESSAGE,
- ( this->isflatsided?
- _("<b>Polygon</b>: radius %s, angle %5g&#176;; with <b>Ctrl</b> to snap angle")
- : _("<b>Star</b>: radius %s, angle %5g&#176;; with <b>Ctrl</b> to snap angle") ),
- rads->str, sp_round((arg1) * 180 / M_PI, 0.0001));
-
- g_string_free(rads, FALSE);
-}
-
-void StarTool::finishItem() {
- this->message_context->clear();
-
- if (this->star != NULL) {
- if (this->star->r[1] == 0) {
- // Don't allow the creating of zero sized arc, for example
- // when the start and and point snap to the snap grid point
- this->cancel();
- return;
- }
-
- // Set transform center, so that odd stars rotate correctly
- // LP #462157
- this->star->setCenter(this->center);
- this->star->set_shape();
- this->star->updateRepr(SP_OBJECT_WRITE_EXT);
- this->star->doWriteTransform(this->star->getRepr(), this->star->transform, NULL, true);
-
- desktop->canvas->endForcedFullRedraws();
-
- sp_desktop_selection(desktop)->set(this->star);
- DocumentUndo::done(sp_desktop_document(desktop), SP_VERB_CONTEXT_STAR,
- _("Create star"));
-
- this->star = NULL;
- }
-}
-
-void StarTool::cancel() {
- sp_desktop_selection(desktop)->clear();
- sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), 0);
-
- if (this->star != NULL) {
- this->star->deleteObject();
- this->star = NULL;
- }
-
- this->within_tolerance = false;
- this->xp = 0;
- this->yp = 0;
- this->item_to_select = NULL;
-
- desktop->canvas->endForcedFullRedraws();
-
- DocumentUndo::cancel(sp_desktop_document(desktop));
-}
-
-}
-}
-}
-
-/*
- 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 :