init

2024-03-06 14:54:30 +08:00
commit edac2715f0
1525 changed files with 809982 additions and 0 deletions
--- a/actions/rs_actionzoompan.cpp
+++ b/actions/rs_actionzoompan.cpp
@@ -0,0 +1,145 @@
+/****************************************************************************
+**
+** This file is part of the LibreCAD project, a 2D CAD program
+**
+** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
+** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
+**
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file gpl-2.0.txt included in the
+** packaging of this file.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+**
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+**
+** This copyright notice MUST APPEAR in all copies of the script!
+**
+**********************************************************************/
+
+#include "rs_actionzoompan.h"
+
+#include <QAction>
+#include <QMouseEvent>
+#include "rs_graphicview.h"
+#include "rs_dialogfactory.h"
+#include "rs_graphicview.h"
+#include "rs_commands.h"
+#include "rs_commandevent.h"
+#include "rs_debug.h"
+
+RS_ActionZoomPan::RS_ActionZoomPan(RS_EntityContainer& container,
+                                   RS_GraphicView& graphicView)
+        :RS_ActionInterface("Zoom Panning", container, graphicView) {}
+
+void RS_ActionZoomPan::init(int status) {
+    RS_ActionInterface::init(status);
+    snapMode.clear();
+    snapMode.restriction = RS2::RestrictNothing;
+    //v1 = v2 = RS_Vector(false);
+    x1 = y1 = x2 = y2 = -1;
+    //graphicView->saveView();
+    setStatus(SetPanStart);
+    updateMouseButtonHints();
+}
+
+
+
+void RS_ActionZoomPan::trigger() {
+    /*if (v1.valid && v2.valid) {
+        graphicView->zoomPan(v2-v1);
+        v1 = v2;
+}*/
+    if (getStatus()==SetPanning && (abs(x2-x1)>7 || abs(y2-y1)>7)) {
+        graphicView->zoomPan(x2-x1, y2-y1);
+        x1 = x2;
+        y1 = y2;
+    }
+    if(getStatus()==SetPanEnd)
+    {
+        finish(false);
+        graphicView->setPanning(false);
+        graphicView->redraw();
+    }
+}
+
+
+
+void RS_ActionZoomPan::mouseMoveEvent(QMouseEvent* e) {
+    //v2 = snapPoint(e);
+    x2 = e->x();
+    y2 = e->y();
+    //if (getStatus()==1 && graphicView->toGuiDX((v2-v1).magnitude())>10) {
+    if (getStatus()==SetPanning ) {
+            if (abs(x2-x1)>7 || abs(y2-y1)>7) {
+        trigger();
+            }
+    }
+}
+
+
+void RS_ActionZoomPan::mousePressEvent(QMouseEvent* e) {
+    if (e->button()==Qt::MiddleButton ||
+            e->button()==Qt::LeftButton) {
+        //v1 = snapPoint(e);
+        x1 = e->x();
+        y1 = e->y();
+        setStatus(SetPanning);
+        graphicView->setPanning(true);
+    }
+}
+
+
+
+void RS_ActionZoomPan::mouseReleaseEvent(QMouseEvent* e) {
+	switch (e->button()) {
+	case Qt::MiddleButton:
+	case Qt::RightButton:
+		setStatus(SetPanEnd);
+		break;
+	default:
+		setStatus(SetPanStart);
+	}
+	trigger();
+    //RS_DEBUG->print("RS_ActionZoomPan::mousePressEvent(): %f %f", v1.x, v1.y);
+}
+
+void RS_ActionZoomPan::updateMouseButtonHints()
+{
+    switch (getStatus()) {
+            case SetPanStart:
+        RS_DIALOGFACTORY->updateMouseWidget(tr("Click and drag to pan zoom"),
+											tr("Cancel"));
+                break;
+            case SetPanning:
+        RS_DIALOGFACTORY->updateMouseWidget(tr("Zoom panning"),
+											tr("Cancel"));
+                break;
+           default:
+		RS_DIALOGFACTORY->updateMouseWidget();
+    }
+}
+
+
+void RS_ActionZoomPan::updateMouseCursor() {
+    switch (getStatus()){
+    case SetPanStart:
+        graphicView->setMouseCursor(RS2::OpenHandCursor);
+        break;
+    case SetPanning:
+        graphicView->setMouseCursor(RS2::ClosedHandCursor);
+        break;
+    default:
+        break;
+    }
+}
+
+
+// EOF