Mercurial > dive4elements > river

comparison gwt-client/src/main/java/org/dive4elements/river/client/client/ui/map/LegendWindow.java @ 9696:e388db7fd72e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
another attempt
author dnt_bjoernsen <d.tironi@bjoernsen.de>
date Wed, 20 Jan 2021 15:55:08 +0100
parents 94b976204a0a
children 15404504ea9e
comparison
equal deleted inserted replaced
9695:9e0ee81a9b7e 9696:e388db7fd72e
15 import org.dive4elements.river.client.shared.model.AttributedTheme; 15 import org.dive4elements.river.client.shared.model.AttributedTheme;
16 import org.dive4elements.river.client.shared.model.Theme; 16 import org.dive4elements.river.client.shared.model.Theme;
17 import org.dive4elements.river.client.shared.model.ThemeList; 17 import org.dive4elements.river.client.shared.model.ThemeList;
18 18
19 import com.google.gwt.core.client.GWT; 19 import com.google.gwt.core.client.GWT;
20 import com.google.gwt.event.dom.client.LoadHandler;
20 import com.google.gwt.http.client.URL; 21 import com.google.gwt.http.client.URL;
21 import com.google.gwt.user.client.ui.Image; 22 import com.google.gwt.user.client.ui.Image;
22 import com.google.gwt.user.client.ui.Widget; 23 import com.google.gwt.user.client.ui.Widget;
23 import com.smartgwt.client.types.ImageStyle; 24 import com.smartgwt.client.types.ImageStyle;
24 import com.smartgwt.client.types.VerticalAlignment; 25 import com.smartgwt.client.types.VerticalAlignment;
29 import com.smartgwt.client.widgets.layout.HLayout; 30 import com.smartgwt.client.widgets.layout.HLayout;
30 import com.smartgwt.client.widgets.layout.VLayout; 31 import com.smartgwt.client.widgets.layout.VLayout;
31 32
32 public class LegendWindow extends Window { 33 public class LegendWindow extends Window {
33 34
34 protected FLYSConstants MSG = GWT.create(FLYSConstants.class); 35 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
35 36
36 private ThemeList themeList; 37 private ThemeList themeList;
37 38
38 private final VLayout legendContainer; 39 private final VLayout legendContainer;
39 40
40 public LegendWindow(final ThemeList themeList) { 41 public LegendWindow(final ThemeList themeList) {
41 this.themeList = themeList; 42 this.themeList = themeList;
42 this.legendContainer = new VLayout(); 43 this.legendContainer = new VLayout();
43 44
44 init(); 45 init();
45 } 46 }
46 47
47 public void update(final ThemeList themeList) { 48 public void update(final ThemeList themeList) {
48 this.themeList = themeList; 49 this.themeList = themeList;
49 50
50 final Canvas[] legends = this.legendContainer.getMembers(); 51 final Canvas[] legends = this.legendContainer.getMembers();
51 this.legendContainer.removeMembers(legends); 52 this.legendContainer.removeMembers(legends);
52 53
53 addLegends(); 54 addLegends();
54 } 55 }
55 56
56 private void addLegends() { 57 private void addLegends() {
57 final List<Theme> themes = this.themeList.getActiveThemes(); 58 final List<Theme> themes = this.themeList.getActiveThemes();
58 com.smartgwt.client.util.SC.say("themescount " + themes.size()); 59 com.smartgwt.client.util.SC.say("themescount " + themes.size());
59
60
61 for (int i = 0; i< themes.size() ; i++) {
62 final Theme theme = themes.get(i);
63 if (theme.getActive() == 0) {
64 continue;
65 }
66 try {
67 if (theme instanceof AttributedTheme) {
68 this.legendContainer.addMember(createLegendGraphicsRow((AttributedTheme) theme));
69 } } catch (Exception e) {
70 com.smartgwt.client.util.SC.say("exception at index " + themes.size());
71 continue;
72 }
73 }
74 }
75 60
76 private Canvas createLegendGraphicsRow(final AttributedTheme at) { 61 for (int i = 0; i < themes.size(); i++) {
77 com.smartgwt.client.util.SC.say("init"); 62 final Theme theme = themes.get(i);
78 final Label label = new Label(at.getDescription()); 63 if (theme.getActive() == 0) {
79 final Widget img = createLegendGraphics(at); 64 continue;
65 }
66 try {
67 if (theme instanceof AttributedTheme) {
68 Canvas createLegendGraphicsRow = createLegendGraphicsRow((AttributedTheme) theme);
69 this.legendContainer.addMember(createLegendGraphicsRow);
70 }
71 } catch (Exception e) {
72 com.smartgwt.client.util.SC.say("exception at index " + themes.size());
73 continue;
74 }
75 }
76 }
80 77
81 final HLayout row = new HLayout(); 78 private Canvas createLegendGraphicsRow(final AttributedTheme at) {
82 row.addMember(label); 79 com.smartgwt.client.util.SC.say("init");
83 row.addMember(img); 80 final Label label = new Label(at.getDescription());
84 81 final Widget img = createLegendGraphics(at);
85 String url = "url";
86
87 if (img instanceof Image) {
88 setDimensions( row, ((Image) img).getHeight(), ((Image) img).getWidth());
89 url = " url " + ((Image) img).getUrl();
90 }
91 else if (img instanceof Img) {
92 setDimensions( row, ((Img) img).getHeight(), ((Img) img).getWidth());
93 url = " dataPath " + ((Img) img).getDataPath();
94 }
95 else {
96 setDimensions( row, 150, 400); //not sure when this is executed
97 }
98 String labelText = at.getDescription() +", height: "+ row.getHeight()+"width: "+ row.getWidth()+" "+url;
99 //
100 // final HLayout row2= new HLayout();
101 // row.addMember(new Label(labelText));
102 82
103 com.smartgwt.client.util.SC.say(labelText); 83 final HLayout row = new HLayout();
104 return row; 84 row.addMember(label);
105 } 85 row.addMember(img);
106 86
107 private void setDimensions(HLayout row, int height, int width ) { 87 String url = "url";
88
89 if (img instanceof Image) {
90 Image.prefetch(((Image) img).getUrl());
91 setDimensions(row, ((Image) img).getHeight(), ((Image) img).getWidth());
92 url = " url " + ((Image) img).getUrl();
93 } else if (img instanceof Img) {
94 setDimensions(row, ((Img) img).getHeight(), ((Img) img).getWidth());
95 url = " dataPath " + ((Img) img).getDataPath();
96 } else {
97 setDimensions(row, 150, 400); // not sure when this is executed
98 }
99 String labelText = at.getDescription() + ", height: " + row.getHeight() + "width: " + row.getWidth() + " "
100 + url;
101 //
102 // final HLayout row2= new HLayout();
103 // row.addMember(new Label(labelText));
104
105 com.smartgwt.client.util.SC.say(labelText);
106 return row;
107 }
108
109 private void setDimensions(HLayout row, int height, int width) {
108 final int minHeight = 30; 110 final int minHeight = 30;
109 row.setHeight(height < minHeight ? minHeight : height); 111 row.setHeight(height < minHeight ? minHeight : height);
110 row.setWidth(width); 112 row.setWidth(width);
111 } 113 }
112 114
113 private Widget createLegendGraphics(final AttributedTheme at) { 115 private Widget createLegendGraphics(final AttributedTheme at) {
114 116
115 final String legend = at.getAttr("legend"); 117 final String legend = at.getAttr("legend");
116 // TEST: final Image img = new Image("/images/FLYS_Donau.png"); (funktioniert!), ebenso FLYSResources.getTest(); 118 // TEST: final Image img = new Image("/images/FLYS_Donau.png"); (funktioniert!),
117 if (legend != null && !"".equals(legend)) { 119 // ebenso FLYSResources.getTest();
120 if (legend != null && !"".equals(legend)) {
118 121
119 final String imgUrl = URL.encode(GWT.getHostPageBaseURL() + "images/wms_legend/" + legend); 122 final String imgUrl = URL.encode(GWT.getHostPageBaseURL() + "images/wms_legend/" + legend);
120 123
121 final Image image = new Image(imgUrl); 124 final Image image = new Image(imgUrl);
122 final int imageWidth = image.getWidth(); 125 final int imageWidth = image.getWidth();
123 final int imageHeight = image.getHeight(); 126 final int imageHeight = image.getHeight();
124 final double widthPercent = imageWidth / 400.; 127 final double widthPercent = imageWidth / 400.;
125 128
126 // removing the limit of 150px height (legend can have an infinite height now, 129 // removing the limit of 150px height (legend can have an infinite height now,
127 // as long as the width is less/eq 400px; if the width is >400, 130 // as long as the width is less/eq 400px; if the width is >400,
128 // the legend will be scaled to 400px width; the ratio will be kept) 131 // the legend will be scaled to 400px width; the ratio will be kept)
129 132
130 // final double heightPercent = imageHeight / 150.; 133 // final double heightPercent = imageHeight / 150.;
131 if (widthPercent > 1)// || heightPercent > 1) { 134 if (widthPercent > 1)// || heightPercent > 1) {
132 image.setSize((int) (imageWidth / widthPercent) + "px", (int) (imageHeight / widthPercent) + "px"); 135 image.setSize((int) (imageWidth / widthPercent) + "px", (int) (imageHeight / widthPercent) + "px");
133
134 return image;
135 }
136 final String imgUrl = MapUtils.getLegendGraphicUrl(at.getAttr("url"), at.getAttr("layers"));
137 136
138 final Img img = new Img(imgUrl); 137 return image;
139 img.setImageType(ImageStyle.CENTER); 138 }
140 img.setAutoFit(true); 139 final String imgUrl = MapUtils.getLegendGraphicUrl(at.getAttr("url"), at.getAttr("layers"));
141 140
142 return img; 141 final Img img = new Img(imgUrl);
143 } 142 img.setImageType(ImageStyle.CENTER);
143 img.setAutoFit(true);
144 144
145 private void init() { 145 return img;
146 this.legendContainer.setAutoHeight(); 146 }
147 this.legendContainer.setLayoutAlign(VerticalAlignment.TOP);
148 this.legendContainer.setAlign(VerticalAlignment.CENTER);
149 147
150 setTitle(this.MSG.wms_legend()); 148 private void init() {
151 setAutoSize(true); 149 this.legendContainer.setAutoHeight();
152 setCanDragResize(true); 150 this.legendContainer.setLayoutAlign(VerticalAlignment.TOP);
153 setIsModal(false); 151 this.legendContainer.setAlign(VerticalAlignment.CENTER);
154 setShowModalMask(false);
155 setLayoutAlign(VerticalAlignment.TOP);
156 setAlign(VerticalAlignment.TOP);
157 152
158 addItem(this.legendContainer); 153 setTitle(this.MSG.wms_legend());
159 addLegends(); 154 setAutoSize(true);
155 setCanDragResize(true);
156 setIsModal(false);
157 setShowModalMask(false);
158 setLayoutAlign(VerticalAlignment.TOP);
159 setAlign(VerticalAlignment.TOP);
160 160
161 centerInPage(); 161 addItem(this.legendContainer);
162 } 162 addLegends();
163
164 centerInPage();
165 }
163 } 166 }
http://dive4elements.wald.intevation.org