dive4elements/river: flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/PanControl.java annotate

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/PanControl.java @ 610:ea2191b1299d

#170 Changed the DOM manipulation while zoom and drag operation. flys-client/trunk@2223 c6561f87-3c4e-4783-a992-168aeb5c3f6f

author	Ingo Weinzierl <ingo.weinzierl@intevation.de>
date	Thu, 23 Jun 2011 17:46:08 +0000
parents	c5fc3fa02edb
children	80626c4a5bbf

rev	line source
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	1 package de.intevation.flys.client.client.ui.chart;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	2
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	3 import java.util.ArrayList;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	4 import java.util.List;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	5
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	6 import com.google.gwt.core.client.GWT;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	7
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	8 import com.smartgwt.client.types.Overflow;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	9 import com.smartgwt.client.types.SelectionType;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	10 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	11 import com.smartgwt.client.widgets.Img;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	12 import com.smartgwt.client.widgets.ImgButton;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	13 import com.smartgwt.client.widgets.events.MouseDownEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	14 import com.smartgwt.client.widgets.events.MouseDownHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	15 import com.smartgwt.client.widgets.events.MouseMoveEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	16 import com.smartgwt.client.widgets.events.MouseMoveHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	17 import com.smartgwt.client.widgets.events.MouseOutEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	18 import com.smartgwt.client.widgets.events.MouseOutHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	19 import com.smartgwt.client.widgets.events.MouseUpEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	20 import com.smartgwt.client.widgets.events.MouseUpHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	21
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	22 import de.intevation.flys.client.client.event.HasPanHandlers;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	23 import de.intevation.flys.client.client.event.PanEvent;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	24 import de.intevation.flys.client.client.event.PanHandler;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	25
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	26
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	27 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	28 * @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	29 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	30 public class PanControl
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	31 extends ImgButton
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	32 implements MouseDownHandler, MouseMoveHandler, MouseUpHandler,
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	33 MouseOutHandler, HasPanHandlers
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 protected ChartOutputTab chartTab;
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 protected List<PanHandler> handlers;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	38
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	39 protected int[] start;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	40 protected int[] end;
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
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	43 public PanControl(ChartOutputTab chartTab, String imageUrl) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	44 super();
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 this.chartTab = chartTab;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	47 this.handlers = new ArrayList<PanHandler>();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	48 this.start = new int[] { -1, -1 };
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	49 this.end = new int[] { -1, -1 };
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	50
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	51 String baseUrl = GWT.getHostPageBaseURL();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	52 setSrc(baseUrl + imageUrl);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	53 setActionType(SelectionType.CHECKBOX);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	54 setSize(20);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	55 setShowRollOver(false);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	56 setSelected(false);
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 chartTab.getChartPanel().addMouseDownHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	59 chartTab.getChartPanel().addMouseMoveHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	60 chartTab.getChartPanel().addMouseUpHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	61 chartTab.getChartPanel().addMouseOutHandler(this);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	62 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	63
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 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	66 * Method used to register a new PanHandler.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	67 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	68 * @param handler A new PanHandler.
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 public void addPanHandler(PanHandler handler) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	71 if (handler != null) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	72 handlers.add(handler);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	73 }
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
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 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	78 * 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	79 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	80 * @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	81 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	82 public void onMouseDown(MouseDownEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	83 if (!isSelected()) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	84 return;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	85 }
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 start[0] = event.getX();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	88 start[1] = event.getY();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	89
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	90 end[0] = start[0];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	91 end[1] = start[1];
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
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	95 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	96 * 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	97 * drag operation.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	98 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	99 * @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	100 * the chart image position.
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 public void onMouseMove(MouseMoveEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	103 if (!isSelected() \|\| start[0] == -1 \|\| start[1] == -1) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	104 return;
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
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	107 int x = event.getX() - end[0];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	108 int y = event.getY() - end[1];
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	109
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	110 end[0] = end[0] + x;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	111 end[1] = end[1] + y;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	112
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	113 Canvas c = chartTab.getChartImg();
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	114 c.moveBy(x, y);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	115 }
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
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	118 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	119 * 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	120 * registered listeners.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	121 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	122 * @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	123 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	124 public void onMouseUp(MouseUpEvent event) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	125 if (!isSelected()) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	126 return;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	127 }
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 end[0] = event.getX();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	130 end[1] = event.getY();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	131
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	132 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	133 c.setLeft(0);
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	134 c.setTop(0);
551 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 fireOnPan();
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	137
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	138 start[0] = -1;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	139 start[1] = -1;
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	140 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	141
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 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	144 * 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	145 *
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	146 * @param event The mouse out event.
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 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	149 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	150 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	151
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	152 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	153 return;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	154 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	155
610 ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	156 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	157 c.setLeft(0);
ea2191b1299d #170 Changed the DOM manipulation while zoom and drag operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 553 diff changeset	158 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	159
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	160 fireOnPan();
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 start[0] = -1;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	163 start[1] = -1;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	164 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	165
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 /**
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	168 * 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	169 * 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	170 * 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	171 * manually.
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 * @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	174 * @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	175 *
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	176 * @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	177 * false.
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	178 */
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	179 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	180 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	181
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	182 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	183 chart = chart.getParentElement();
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	184 }
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 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	187 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	188 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	189 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	190
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	191 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	192 return true;
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	193 }
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	194
c5fc3fa02edb The MouseOut event will now finish a current pan operation. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: 551 diff changeset	195 return false;
551 13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	196 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	197
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	198
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	199 /**
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	200 * 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	201 * operation has finished.
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	202 */
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	203 protected void fireOnPan() {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	204 PanEvent event = new PanEvent(start, end);
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 for (PanHandler handler: handlers) {
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	207 handler.onPan(event);
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	208 }
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 }
13c7f90917fc Added a PanControl to pan charts. Ingo Weinzierl <ingo.weinzierl@intevation.de> parents: diff changeset	211 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/PanControl.java @ 610:ea2191b1299d