dive4elements/river: gwt-client/src/main/java/org/dive4elements/river/client/client/ui/chart/PanControl.java annotate

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/chart/PanControl.java @ 5861:172338b1407f

GWT client: Added copyright header.

author	Sascha L. Teichmann <teichmann@intevation.de>
date	Sun, 28 Apr 2013 14:30:15 +0200
parents	5aa05a7a34b7
children	ea9eef426962

rev	line source
5861 172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	2 * Software engineering by Intevation GmbH
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	3 *
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	4 * This file is Free Software under the GNU AGPL (>=v3)
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	6 * documentation coming with Dive4Elements River for details.
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	7 */
172338b1407f GWT client: Added copyright header. Sascha L. Teichmann <teichmann@intevation.de> parents: 5838 diff changeset	8
5835 821a02bbfb4e Fixed internal java dependencies Sascha L. Teichmann <teichmann@intevation.de> parents: 5834 diff changeset	9 package org.dive4elements.river.client.client.ui.chart;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	10
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	11 import java.util.ArrayList;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	12 import java.util.List;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	13
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	14 import com.google.gwt.core.client.GWT;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	15
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	16 import com.smartgwt.client.types.SelectionType;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	17 import com.smartgwt.client.widgets.Canvas;
553 c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	18 import com.smartgwt.client.widgets.Img;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	19 import com.smartgwt.client.widgets.ImgButton;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	20 import com.smartgwt.client.widgets.events.MouseDownEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	21 import com.smartgwt.client.widgets.events.MouseDownHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	22 import com.smartgwt.client.widgets.events.MouseMoveEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	23 import com.smartgwt.client.widgets.events.MouseMoveHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	24 import com.smartgwt.client.widgets.events.MouseOutEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	25 import com.smartgwt.client.widgets.events.MouseOutHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	26 import com.smartgwt.client.widgets.events.MouseUpEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	27 import com.smartgwt.client.widgets.events.MouseUpHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	28
5835 821a02bbfb4e Fixed internal java dependencies Sascha L. Teichmann <teichmann@intevation.de> parents: 5834 diff changeset	29 import org.dive4elements.river.client.client.event.HasPanHandlers;
821a02bbfb4e Fixed internal java dependencies Sascha L. Teichmann <teichmann@intevation.de> parents: 5834 diff changeset	30 import org.dive4elements.river.client.client.event.PanEvent;
821a02bbfb4e Fixed internal java dependencies Sascha L. Teichmann <teichmann@intevation.de> parents: 5834 diff changeset	31 import org.dive4elements.river.client.client.event.PanHandler;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	32
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	33
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	34 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	35 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	36 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	37 public class PanControl
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	38 extends ImgButton
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	39 implements MouseDownHandler, MouseMoveHandler, MouseUpHandler,
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	40 MouseOutHandler, HasPanHandlers
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	41 {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	42 protected ChartOutputTab chartTab;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	43
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	44 protected List<PanHandler> handlers;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	45
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	46 protected int[] start;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	47 protected int[] end;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	48
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	49
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	50 public PanControl(ChartOutputTab chartTab, String imageUrl) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	51 super();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	52
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	53 this.chartTab = chartTab;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	54 this.handlers = new ArrayList<PanHandler>();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	55 this.start = new int[] { -1, -1 };
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	56 this.end = new int[] { -1, -1 };
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	57
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	58 String baseUrl = GWT.getHostPageBaseURL();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	59 setSrc(baseUrl + imageUrl);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	60 setActionType(SelectionType.CHECKBOX);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	61 setSize(20);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	62 setShowRollOver(false);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	63 setSelected(false);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	64
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	65 chartTab.getChartPanel().addMouseDownHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	66 chartTab.getChartPanel().addMouseMoveHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	67 chartTab.getChartPanel().addMouseUpHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	68 chartTab.getChartPanel().addMouseOutHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	69 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	70
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	71
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	72 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	73 * Method used to register a new PanHandler.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	74 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	75 * @param handler A new PanHandler.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	76 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	77 public void addPanHandler(PanHandler handler) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	78 if (handler != null) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	79 handlers.add(handler);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	80 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	81 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	82
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	83
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	84 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	85 * This event starts the dragging operation if the control is activated.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	86 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	87 * @param event The mouse down event which contains the start coordinates.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	88 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	89 public void onMouseDown(MouseDownEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	90 if (!isSelected()) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	91 return;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	92 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	93
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	94 start[0] = event.getX();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	95 start[1] = event.getY();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	96
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	97 end[0] = start[0];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	98 end[1] = start[1];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	99 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	100
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	101
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	102 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	103 * This event is used to reposition the chart image based on the current
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	104 * drag operation.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	105 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	106 * @param event The move event which contains the new coordinates to update
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	107 * the chart image position.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	108 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	109 public void onMouseMove(MouseMoveEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	110 if (!isSelected() \|\| start[0] == -1 \|\| start[1] == -1) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	111 return;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	112 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	113
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	114 int x = event.getX() - end[0];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	115 int y = event.getY() - end[1];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	116
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	117 end[0] = end[0] + x;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	118 end[1] = end[1] + y;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	119
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	120 Canvas c = chartTab.getChartImg();
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	121 c.moveBy(x, y);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	122 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	123
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	124
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	125 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	126 * This event stops the dragging operation and fires a DragEnd event to the
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	127 * registered listeners.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	128 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	129 * @param event The mouse up event which contains the end coordinates.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	130 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	131 public void onMouseUp(MouseUpEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	132 if (!isSelected()) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	133 return;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	134 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	135
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	136 end[0] = event.getX();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	137 end[1] = event.getY();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	138
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	139 Canvas c = chartTab.getChartImg();
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	140 c.setLeft(0);
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	141 c.setTop(0);
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	142
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	143 fireOnPan();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	144
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	145 start[0] = -1;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	146 start[1] = -1;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	147 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	148
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	149
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	150 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	151 * This event is used to cancel the current dragging operation.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	152 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	153 * @param event The mouse out event.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	154 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	155 public void onMouseOut(MouseOutEvent event) {
553 c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	156 int x = event.getX();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	157 int y = event.getY();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	158
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	159 if (!isSelected() \|\| !isMouseOut(x, y) \|\| start[0] == -1) {
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	160 return;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	161 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	162
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	163 Canvas c = chartTab.getChartImg();
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	164 c.setLeft(0);
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	165 c.setTop(0);
553 c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	166
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	167 fireOnPan();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	168
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	169 start[0] = -1;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	170 start[1] = -1;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	171 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	172
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	173
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	174 /**
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	175 * This method is required to check manually if the mouse pointer really
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	176 * moves out the chart area. The MouseOutEvent is also fired if the mouse
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	177 * goes down which doesn't seem to be correct. So, we gonna check this
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	178 * manually.
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	179 *
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	180 * @param x The x coordinate.
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	181 * @param y The y coordinate.
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	182 *
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	183 * @return true, if the mouse is really out of the chart area, otherwise
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	184 * false.
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	185 */
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	186 protected boolean isMouseOut(int x, int y) {
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	187 Canvas chart = chartTab.getChartImg();
553 c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	188
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	189 if (chart instanceof Img) {
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	190 chart = chart.getParentElement();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	191 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	192
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	193 int left = chart.getPageLeft();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	194 int right = chart.getPageRight();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	195 int top = chart.getPageTop();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	196 int bottom = chart.getPageBottom();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	197
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	198 if (x <= left \|\| x >= right \|\| y <= top \|\| y >= bottom) {
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	199 return true;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	200 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	201
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	202 return false;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	203 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	204
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	205
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	206 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	207 * A pan event is fired to inform the registered listeners about a pan
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	208 * operation has finished.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	209 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	210 protected void fireOnPan() {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	211 PanEvent event = new PanEvent(start, end);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	212
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	213 for (PanHandler handler: handlers) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	214 handler.onPan(event);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	215 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	216 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	217 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	218 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/chart/PanControl.java @ 5861:172338b1407f