public void testGetClassObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = layer.getClass(0);
classObj reference = layer.getClass(0);
assert(newClass.refcount == 3, "testGetClassObjDestroy precondition");
map = null; layer = null; newClass = null;
gc();
assert(reference.refcount == 2, "testGetClassObjDestroy");
}
/// <summary>
/// Initialize the default settings of a newly created labelObj
/// </summary>
/// <param name="layer">The parent layer object.</param>
public static void InitializeDefaultLabel(layerObj layer)
{
labelObj label;
if (layer.getClass(0).numlabels == 0)
{
label = new labelObj();
layer.getClass(0).addLabel(label);
}
label = layer.getClass(0).getLabel(0);
SetDefaultLabel(label, layer.map);
}
private static bool IsLayerQueryable(layerObj layer)
{
if ( layer.type == MS_LAYER_TYPE.MS_LAYER_TILEINDEX )
return false;
if(layer.template != null && layer.template.Length > 0) return true;
for(int i=0; i<layer.numclasses; i++)
{
if(layer.getClass(i).template != null && layer.getClass(i).template.Length > 0)
return true;
}
return false;
}
/// <summary>
/// Have the editor to update the theme on the layer object.
/// </summary>
public void UpdateValues()
{
if (newLayer != null)
{
// remove the auto style from this layer
layer.styleitem = null;
while (layer.numclasses > 0)
{
layer.removeClass(layer.numclasses - 1);
}
for (int i = 0; i < newLayer.numclasses; i++)
{
classObj classobj = newLayer.getClass(i).clone();
// bindings are not supported with sample maps
for (int s = 0; s < classobj.numstyles; s++)
{
StyleBindingController.RemoveAllBindings(classobj.getStyle(s));
}
for (int l = 0; l < classobj.numlabels; l++)
{
LabelBindingController.RemoveAllBindings(classobj.getLabel(l));
}
layer.insertClass(classobj, -1);
}
if (target != null)
{
target.RaisePropertyChanged(this);
}
}
}
public void testGetClassObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = layer.getClass(0);
map = null; layer = null;
gc();
assertNotNull(newClass.layer, "testGetClassObj");
assert(newClass.refcount == 2, "testGetClassObj refcount");
}
//for example:use layer.clone()
public SymbolSelectorDialog(layerObj layer)
{
InitializeComponent();
if (layer != null)
{
m_pCurrentLayer = layer;
m_pCurrentClass = layer.getClass(0);
m_pEditingClass = m_pCurrentClass.clone();
m_LayerType = layer.type;
}
}
public void testGetStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj style = classobj.getStyle(0);
map = null; layer = null; classobj = null;
gc();
assert(style.refcount == 2, "testGetStyleObj");
}
private static bool IsLayerQueryable(layerObj layer)
{
if (layer.type == MS_LAYER_TYPE.MS_LAYER_TILEINDEX)
{
return(false);
}
if (layer.template != null && layer.template.Length > 0)
{
return(true);
}
for (int i = 0; i < layer.numclasses; i++)
{
if (layer.getClass(i).template != null && layer.getClass(i).template.Length > 0)
{
return(true);
}
}
return(false);
}
public void testClassObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj newClass = new classObj(layer);
classObj reference = layer.getClass(layer.numclasses - 1);
assert(newClass.refcount == 3, "testClassObjDestroy precondition");
newClass.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map = null; layer = null; newClass = null;
gc();
assert(reference.refcount == 2, "testClassObjDestroy");
}
public void testGetStyleObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj style = classobj.getStyle(0);
styleObj reference = classobj.getStyle(0);
assert(style.refcount == 3, "testGetStyleObjDestroy precondition");
map = null; layer = null; classobj = null; style = null;
gc();
assert(reference.refcount == 2, "testGetStyleObjDestroy");
}
public void testRemoveStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle, 0);
classobj.removeStyle(0);
map = null; layer = null; classobj = null;
gc();
assert(newStyle.refcount == 1, "testRemoveStyleObj");
}
public void testInsertStyleObj()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(null);
classobj.insertStyle(newStyle, -1);
assert(newStyle.refcount == 2, "testInsertStyleObj precondition");
map = null; layer = null; classobj = null;
gc();
assert(newStyle.refcount == 2, "testInsertStyleObj");
}
public void testStyleObjDestroy()
{
mapObj map = new mapObj(mapfile);
layerObj layer = map.getLayer(1);
classObj classobj = layer.getClass(0);
styleObj newStyle = new styleObj(classobj);
styleObj reference = classobj.getStyle(classobj.numstyles - 1);
assert(newStyle.refcount == 3, "testStyleObjDestroy");
newStyle.Dispose(); // force the destruction for Mono on Windows because of the constructor overload
map = null; layer = null; classobj = null; newStyle = null;
gc();
assert(reference.refcount == 2, "testStyleObjDestroy");
}
public static void ExpandFontStyles()
{
string symbolSetFileContents = File.ReadAllText(symbolsetFileName);
string fontSetFileContents = File.ReadAllText(fontsetFileName);
StringBuilder newSymbols = new StringBuilder();
StringBuilder newFonts = new StringBuilder();
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (MapUtils.HasMetadata(layer, "character-count"))
{
string charcount = layer.getMetaData("character-count");
int num;
if (layer.numclasses == 1 && charcount != null && int.TryParse(charcount, out num))
{
classObj classobj = layer.getClass(0);
if (!fontSetFileContents.Contains(classobj.name))
{
throw new Exception("Invalid font reference in mmstyles.map: " + classobj.name + ". The fontset file should contain an entry for this font name.");
}
for (int c = 33; c < 33 + num; c++)
{
string symbolname = classobj.name + "-" + c.ToString();
if (!symbolSetFileContents.Contains(symbolname))
{
symbolObj sym = new symbolObj(symbolname, null);
sym.character = "&#" + c.ToString() + ";";
sym.antialias = mapscript.MS_TRUE;
sym.type = (int)MS_SYMBOL_TYPE.MS_SYMBOL_TRUETYPE;
sym.font = classobj.name;
sym.inmapfile = 0;
map.symbolset.appendSymbol(sym);
newSymbols.Append(String.Format("SYMBOL{0} NAME \"{1}\"{0} TYPE TRUETYPE{0} ANTIALIAS TRUE{0} CHARACTER \"{2}\"{0} FONT \"{3}\"{0}END{0}", Environment.NewLine, symbolname, sym.character, sym.font));
}
if (c > 33)
{
// the first class is already inserted
classObj class2 = classobj.clone();
class2.name = symbolname;
styleObj style2 = class2.getStyle(0);
style2.setSymbolByName(map, symbolname);
layer.insertClass(class2, -1);
}
else
{
styleObj style2 = classobj.getStyle(0);
style2.setSymbolByName(map, symbolname);
}
}
if (!classobj.name.EndsWith("-33"))
{
classobj.name += "-33";
}
}
layer.removeMetaData("character-count");
}
}
if (newSymbols.Length > 0)
{
// writing the new symbols to the symbolset file
int lastpos = symbolSetFileContents.LastIndexOf("END", StringComparison.InvariantCultureIgnoreCase);
symbolSetFileContents = symbolSetFileContents.Substring(0, lastpos) + newSymbols.ToString() + "END";
File.WriteAllText(symbolsetFileName, symbolSetFileContents);
}
if (newFonts.Length > 0)
{
// writing the new fonts to the fontset file
File.WriteAllText(fontsetFileName, fontSetFileContents + newFonts.ToString());
}
}
/// <summary>
/// Validating event handler of the scintillaControlSymbolset control.
/// </summary>
/// <param name="sender">The source object of this event.</param>
/// <param name="layer">The selected layer.</param>
private void scintillaControlSymbolset_Validating(object sender, CancelEventArgs e)
{
if (symbolsetChanged)
{
// validating
string fileName = Path.GetTempFileName();
try
{
File.WriteAllText(fileName, scintillaControlSymbolset.Text);
// test whether we can parse the symbolset
symbolSetObj s = new symbolSetObj(fileName);
// make sure we have all symbol references
Hashtable symbolNames = new Hashtable();
for (int i = 0; i < s.numsymbols; i++)
{
string symbolName = s.getSymbol(i).name;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
mapObj map = StyleLibrary.Styles;
s = map.symbolset;
for (int i = 0; i < s.numsymbols; i++)
{
symbolObj sym = s.getSymbol(i);
string symbolName = sym.name;
if (symbolName != null && sym.inmapfile == mapscript.MS_TRUE && !symbolNames.ContainsKey(symbolName))
{
symbolNames.Add(symbolName, symbolName);
}
}
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
for (int j = 0; j < layer.numclasses; j++)
{
classObj classobj = layer.getClass(j);
for (int k = 0; k < classobj.numstyles; k++)
{
string symbolName = classobj.getStyle(k).symbolname;
if (symbolName != null && !symbolNames.ContainsKey(symbolName))
{
throw new Exception("Symbol name '" + symbolName + "' is missing from the symbolset file!");
}
}
}
}
}
catch (Exception ex)
{
if (MessageBox.Show(ex.Message + "\n\rPress OK to correct the errors or Cancel to ignore the changes!", "MapManager", MessageBoxButtons.OKCancel, MessageBoxIcon.Error) == DialogResult.OK)
{
e.Cancel = true;
}
else
{
LoadSymbolset();
}
return;
}
finally
{
if (File.Exists(fileName))
{
File.Delete(fileName);
}
}
// validation ok, ask whether to save or not
DialogResult res = MessageBox.Show("Do you wish to save the modifications of the symbolset?", "MapManager", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
if (res == DialogResult.Yes)
{
SaveSymbolset();
// the symbolset has changed, need to reload view
timerRefresh.Enabled = true;
}
else if (res == DialogResult.No)
{
LoadSymbolset();
}
else if (res == DialogResult.Cancel)
{
e.Cancel = true;
}
}
}
/// <summary>
/// Initialize the default settings of a newly created labelObj
/// </summary>
/// <param name="layer">The parent layer object.</param>
public static void InitializeDefaultLabel(layerObj layer)
{
labelObj label;
if (layer.getClass(0).numlabels == 0)
{
label = new labelObj();
layer.getClass(0).addLabel(label);
}
label = layer.getClass(0).getLabel(0);
SetDefaultLabel(label, layer.map);
}
/// <summary>
/// Create the theme according to the individual values of the layer contents
/// </summary>
private MapObjectHolder CreateLayerTheme()
{
if (layer == null)
{
return(null);
}
mapObj map = target.GetParent();
// create a new map object
mapObj newMap = new mapObj(null);
newMap.units = MS_UNITS.MS_PIXELS;
map.selectOutputFormat(map.imagetype);
// copy symbolset
for (int s = 1; s < map.symbolset.numsymbols; s++)
{
symbolObj origsym = map.symbolset.getSymbol(s);
newMap.symbolset.appendSymbol(MapUtils.CloneSymbol(origsym));
}
// copy the fontset
string key = null;
while ((key = map.fontset.fonts.nextKey(key)) != null)
{
newMap.fontset.fonts.set(key, map.fontset.fonts.get(key, ""));
}
newLayer = new layerObj(newMap);
newLayer.type = layer.type;
newLayer.status = mapscript.MS_ON;
newLayer.connectiontype = MS_CONNECTION_TYPE.MS_INLINE;
// add the classObj and styles
classObj classobj;
if (checkBoxKeepStyles.Checked)
{
classobj = layer.getClass(0).clone();
classobj.setExpression(""); // remove expression to have the class shown
// bindings are not supported with sample maps
for (int s = 0; s < classobj.numstyles; s++)
{
StyleBindingController.RemoveAllBindings(classobj.getStyle(s));
}
for (int l = 0; l < classobj.numlabels; l++)
{
LabelBindingController.RemoveAllBindings(classobj.getLabel(l));
}
newLayer.insertClass(classobj, -1);
}
else
{
classobj = new classObj(newLayer);
classobj.name = MapUtils.GetClassName(newLayer);
styleObj style = new styleObj(classobj);
style.size = 8; // set default size (#4339)
if (layer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
// initialize with the default marker if specified in the symbol file for point symbols
symbolObj symbol;
for (int s = 0; s < map.symbolset.numsymbols; s++)
{
symbol = map.symbolset.getSymbol(s);
if (symbol.name == "default-marker")
{
style.symbol = s;
style.symbolname = "default-marker";
break;
}
}
}
MapUtils.SetDefaultColor(layer.type, style);
}
SortedDictionary <string, string> items = new SortedDictionary <string, string>();
int i = 0;
shapeObj shape;
layer.open();
layer.whichShapes(layer.getExtent());
if (checkBoxClassItem.Checked)
{
layer.classitem = comboBoxColumns.SelectedItem.ToString();
}
while ((shape = layer.nextShape()) != null)
{
string value = shape.getValue(comboBoxColumns.SelectedIndex);
if (checkBoxZero.Checked && (value == "" || value == ""))
{
continue;
}
if (!items.ContainsValue(value))
{
if (i == 100)
{
if (MessageBox.Show("The number of the individual values is greater than 100 would you like to continue?", "MapManager",
MessageBoxButtons.OKCancel, MessageBoxIcon.Exclamation) == DialogResult.Cancel)
{
break;
}
}
items.Add(value, value);
++i;
}
}
if (layer.getResults() == null)
{
layer.close(); // close only is no query results
}
i = 0;
foreach (string value in items.Keys)
{
double percent = ((double)(i + 1)) / items.Count * 100;
// creating the corresponding class object
if (i > 0)
{
classobj = classobj.clone();
// bindings are not supported with sample maps
for (int s = 0; s < classobj.numstyles; s++)
{
StyleBindingController.RemoveAllBindings(classobj.getStyle(s));
}
for (int l = 0; l < classobj.numlabels; l++)
{
LabelBindingController.RemoveAllBindings(classobj.getLabel(l));
}
newLayer.insertClass(classobj, -1);
}
classobj.name = value;
if (checkBoxClassItem.Checked)
{
classobj.setExpression(value);
}
else
{
classobj.setExpression("('[" + comboBoxColumns.SelectedItem + "]' = '" + value + "')");
}
for (int j = 0; j < classobj.numstyles; j++)
{
styleObj style = classobj.getStyle(j);
style.color = colorRampPickerColor.GetMapColorAtValue(percent);
style.outlinecolor = colorRampPickerOutlineColor.GetMapColorAtValue(percent);
style.backgroundcolor = colorRampPickerBackgroundColor.GetMapColorAtValue(percent);
if (checkBoxFirstOnly.Checked)
{
break;
}
}
++i;
}
return(new MapObjectHolder(newLayer, new MapObjectHolder(newMap, null)));
}
private void UpdateStyleList()
{
string selectedName = style.symbolname;
if (listView.SelectedItems.Count > 0)
{
selectedName = listView.SelectedItems[0].Text;
}
// populate the style listview
listView.Items.Clear();
imageList.Images.Clear();
ListViewItem selected = null;
if (comboBoxCategory.Text != "")
{
// Create "no symbol" entry
styleObj nosymbolstyle = new styleObj(null);
MapUtils.SetDefaultColor(layer.type, nosymbolstyle);
ListViewItem nosymbolitem = AddListItem(nosymbolstyle, layer, "Default");
if (selectedName == null)
{
selected = nosymbolitem;
}
if (comboBoxCategory.Text == "Inline Symbols")
{
for (int i = 0; i < map.symbolset.numsymbols; i++)
{
symbolObj symbol = map.symbolset.getSymbol(i);
if (symbol.inmapfile == mapscript.MS_TRUE &&
!StyleLibrary.HasSymbol(symbol.name))
{
styleObj libstyle = new styleObj(null);
//if (symbol.type == (int)MS_SYMBOL_TYPE.MS_SYMBOL_PATTERNMAP)
// MapUtils.SetDefaultColor(MS_LAYER_TYPE.MS_LAYER_LINE, libstyle);
//else
MapUtils.SetDefaultColor(layer.type, libstyle);
libstyle.setSymbolByName(map, symbol.name);
libstyle.size = 8;
MS_LAYER_TYPE type = layer.type;
try
{
//STEPH: change layer passed to the list view to be consistent with the other symbol categories
//so that it uses a point layer to display the style in the list
layer.type = MS_LAYER_TYPE.MS_LAYER_POINT;
ListViewItem item = AddListItem(libstyle, layer, symbol.name);
if (selectedName == item.Text)
{
selected = item;
}
}
finally
{
layer.type = type;
}
}
}
}
else
{
// collect all fonts specified in the fontset file
Hashtable fonts = new Hashtable();
string key = null;
while ((key = map.fontset.fonts.nextKey(key)) != null)
{
fonts.Add(key, key);
}
mapObj styles = StyleLibrary.Styles;
layerObj stylelayer = styles.getLayerByName(comboBoxCategory.Text);
for (int i = 0; i < stylelayer.numclasses; i++)
{
classObj classobj = stylelayer.getClass(i);
int symbolIndex = classobj.getStyle(0).symbol;
if (symbolIndex >= 0)
{
string font = styles.symbolset.getSymbol(symbolIndex).font;
if (font != null && !fonts.ContainsKey(font))
{
continue; // this font cannot be found in fontset
}
}
ListViewItem item = AddListItem(classobj.getStyle(0), stylelayer, classobj.name);
if (selectedName == item.Text)
{
selected = item;
}
}
}
}
if (selected != null)
{
selected.Selected = true;
selected.EnsureVisible();
}
}
/// <summary>
/// Refresh the controls according to the underlying object.
/// </summary>
public void RefreshView()
{
listView.Items.Clear();
if (map != null)
{
// setting up the icon background colors createLegendIcon
// will take over the legend imagecolor setting from the map object
int red = map.legend.imagecolor.red;
int green = map.legend.imagecolor.green;
int blue = map.legend.imagecolor.blue;
map.legend.imagecolor.red = this.BackColor.R;
map.legend.imagecolor.green = this.BackColor.G;
map.legend.imagecolor.blue = this.BackColor.B;
listView.BackColor = this.BackColor;
using (outputFormatObj format = map.outputformat)
{
string imageType = null;
if ((format.renderer != mapscript.MS_RENDER_WITH_GD &&
format.renderer != mapscript.MS_RENDER_WITH_AGG) ||
string.Compare(format.mimetype.Trim(), "image/vnd.wap.wbmp", true) == 0 ||
string.Compare(format.mimetype.Trim(), "image/tiff", true) == 0 ||
string.Compare(format.mimetype.Trim(), "image/jpeg", true) == 0)
{
// falling back to the png type in case of the esoteric or bad looking types
imageType = map.imagetype;
map.selectOutputFormat("png24");
}
imageList.Images.Clear();
imageList.ImageSize = new Size(30, 20);
try
{
for (int i = 0; i < map.numlayers; i++)
{
layerObj layer = map.getLayer(i);
if (layer.status != mapscript.MS_OFF)
{
resultObj res;
shapeObj feature;
using (resultCacheObj results = layer.getResults())
{
if (results != null && results.numresults > 0)
{
// creating the icon for this layer
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image = def_class.createLegendIcon(map, layer, 30, 20))
{
// drawing the class icons
layer.getClass(0).drawLegendIcon(map, layer, 20, 10, image, 5, 5);
byte[] img = image.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
imageList.Images.Add(Image.FromStream(ms));
}
}
}
// extracting the features found
for (int j = 0; j < results.numresults; j++)
{
res = results.getResult(j);
feature = layer.getShape(res);
if (feature != null)
{
ListViewItem item = new ListViewItem(layer.name, imageList.Images.Count - 1);
item.SubItems.Add(feature.index.ToString());
item.SubItems.Add(MapUtils.GetShapeTypeName((MS_SHAPE_TYPE)feature.type));
listView.Items.Add(item);
StringBuilder s = new StringBuilder("");
s.AppendLine("Feature Properties:");
for (int k = 0; k < layer.numitems; k++)
{
s.Append(layer.getItem(k));
s.Append(" = ");
s.AppendLine(feature.getValue(k));
}
item.Tag = s.ToString();
}
}
}
}
}
}
}
finally
{
// switch back to the original type
if (imageType != null)
{
map.selectOutputFormat(imageType);
}
// restoring the original legend backgroundcolor
map.legend.imagecolor.red = red;
map.legend.imagecolor.green = green;
map.legend.imagecolor.blue = blue;
}
listView.SmallImageList = imageList;
}
if (listView.Items.Count > 0)
{
listView.Items[0].Selected = true;
}
else
{
richTextBox.Text = "";
}
}
}
/// <summary>
/// Refresh the controls according to the underlying object.
/// </summary>
public void RefreshView()
{
if (style == null)
{
return;
}
//STEPH: set first load flag to make sure values are not updated by listView_SelectedIndexChanged event
firstLoad = true;
checkBoxAntialias.Checked = (style.antialias == mapscript.MS_TRUE);
if (style.size < 0) // set default size (#4339)
{
textBoxSize.Text = "8";
}
else
{
textBoxSize.Text = style.size.ToString();
}
styleBindingControllerSize.InitializeBinding(target);
textBoxMinSize.Text = style.minsize.ToString();
textBoxMaxSize.Text = style.maxsize.ToString();
textBoxWidth.Text = style.width.ToString();
styleBindingControllerWidth.InitializeBinding(target);
textBoxAngle.Text = style.angle.ToString();
styleBindingControllerAngle.InitializeBinding(target);
textBoxMinWidth.Text = style.minwidth.ToString();
textBoxMaxWidth.Text = style.maxwidth.ToString();
textBoxOffsetX.Text = style.offsetx.ToString();
textBoxOffsetY.Text = style.offsety.ToString();
this.colorPickerColor.SetColor(style.color);
styleBindingControllerColor.InitializeBinding(target);
this.colorPickerBackColor.SetColor(style.backgroundcolor);
this.colorPickerOutlineColor.SetColor(style.outlinecolor);
styleBindingControllerOutlineColor.InitializeBinding(target);
trackBarOpacity.Value = style.opacity;
labelOpacityPercent.Text = trackBarOpacity.Value + "%";
checkBoxAutoAngle.Checked = (style.autoangle == mapscript.MS_TRUE);
comboBoxGeomTransform.Items.Clear();
if (isLabelStyle)
{
comboBoxGeomTransform.Items.AddRange(new string[] { "labelpnt", "labelpoly" });
}
else
{
comboBoxGeomTransform.Items.AddRange(new string[] { "start", "end", "vertices", "bbox", "centroid" });
}
comboBoxGeomTransform.Text = style.getGeomTransform();
textBoxGap.Text = style.gap.ToString();
textBoxPattern.Text = GetPattenString(style.pattern);
if (style.minscaledenom >= 0)
{
textBoxMinZoom.Text = style.minscaledenom.ToString();
}
else
{
textBoxMinZoom.Text = "";
}
if (style.maxscaledenom >= 0)
{
textBoxMaxZoom.Text = style.maxscaledenom.ToString();
}
else
{
textBoxMaxZoom.Text = "";
}
// populate the category combo
mapObj styles = StyleLibrary.Styles;
string selectedCategory = null;
bool isStyleSelected = false;
for (int i = styles.numlayers - 1; i > -1; i--)
{
layerObj stylelayer = styles.getLayer(i);
if (isLabelStyle)
{
// for label styles add polygon and point categories
if (stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
comboBoxCategory.Items.Add(stylelayer.name);
}
if (selectedCategory == null && ((stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON && style.getGeomTransform().Contains("labelpoly")) ||
(stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT && style.getGeomTransform().Contains("labelpnt"))))
{
selectedCategory = stylelayer.name; // for label style select default
}
}
else if ((layer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
layer.type == MS_LAYER_TYPE.MS_LAYER_CIRCLE) &&
(stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POLYGON ||
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_LINE))
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for polygon layers select default
}
}
else if (layer.type == MS_LAYER_TYPE.MS_LAYER_LINE &&
stylelayer.type == MS_LAYER_TYPE.MS_LAYER_LINE)
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for line layers select default
}
}
else if (stylelayer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
comboBoxCategory.Items.Add(stylelayer.name);
if (selectedCategory == null)
{
selectedCategory = stylelayer.name; // for point layers select default
}
}
// select the style
if (style.symbolname != null)
{
for (int c = 0; c < stylelayer.numclasses; c++)
{
classObj styleclass = stylelayer.getClass(c);
styleObj libstyle = styleclass.getStyle(0);
if (style.symbolname == libstyle.symbolname)
{
selectedCategory = stylelayer.name;
isStyleSelected = true;
break;
}
}
}
}
// check if we have inline symbols added to the map file
bool inlineAdded = false;
for (int i = 0; i < map.symbolset.numsymbols; i++)
{
symbolObj symbol = map.symbolset.getSymbol(i);
if (symbol.inmapfile == mapscript.MS_TRUE &&
!StyleLibrary.HasSymbol(symbol.name))
{
if (!inlineAdded)
{
comboBoxCategory.Items.Add("Inline Symbols");
inlineAdded = true;
}
if (!isStyleSelected && style.symbolname == symbol.name)
{
selectedCategory = "Inline Symbols";
}
}
}
if (selectedCategory != null)
{
comboBoxCategory.SelectedItem = selectedCategory;
}
else if (comboBoxCategory.Items.Count > 0)
{
comboBoxCategory.SelectedIndex = 0;
}
SetDirty(false);
}
/// <summary>
/// get eachof the contents of classobj in the layerobj
/// </summary>
/// <param name="layer"></param>
private void GetClassOfLayer(layerObj layer)
{
if (layer == null) return;
int iCount = layer.numclasses;
dataGridViewClass.AllowUserToAddRows = false;
if (dataGridViewClass.Rows.Count > 0)
dataGridViewClass.Rows.Clear();
for (int i = 0; i < iCount; i++)
{
classObj pClass = layer.getClass(i);
imageObj pSymbolImage = pClass.createLegendIcon(m_pLayer.map, m_pEditLayer,
90, 20);
byte[] buffer = pSymbolImage.getBytes();
System.IO.MemoryStream ms = new System.IO.MemoryStream();
ms.Write(buffer, 0, buffer.Length);
Image pBitMap = Image.FromStream(ms);
ms.Dispose();
pSymbolImage.Dispose();
object[] pMetaRow = new object[4];
pMetaRow[0] = pClass.name;
pMetaRow[1] = pClass.getExpressionString();
pMetaRow[2] = pBitMap;
//indecate if there is a label obj
if (pClass.label != null)
pMetaRow[3] = "YES";
else
pMetaRow[3] = "NO";
dataGridViewClass.Rows.Add(pMetaRow);
pClass.Dispose();
}
}
/// <summary>
/// Create the theme according to the individual values of the layer contents
/// </summary>
private MapObjectHolder CreateLayerTheme()
{
if (layer == null)
{
return(null);
}
int index;
for (index = 0; index < fieldName.Length; index++)
{
if (fieldName[index] == comboBoxColumns.Text)
{
break;
}
}
if (index == fieldName.Length)
{
return(null);
}
NumberFormatInfo ni = new NumberFormatInfo();
ni.NumberDecimalSeparator = ".";
mapObj map = target.GetParent();
// create a new map object
mapObj newMap = new mapObj(null);
newMap.units = MS_UNITS.MS_PIXELS;
map.selectOutputFormat(map.imagetype);
// copy symbolset
for (int s = 1; s < map.symbolset.numsymbols; s++)
{
symbolObj origsym = map.symbolset.getSymbol(s);
newMap.symbolset.appendSymbol(MapUtils.CloneSymbol(origsym));
}
// copy the fontset
string key = null;
while ((key = map.fontset.fonts.nextKey(key)) != null)
{
newMap.fontset.fonts.set(key, map.fontset.fonts.get(key, ""));
}
newLayer = new layerObj(newMap);
newLayer.type = layer.type;
newLayer.status = mapscript.MS_ON;
newLayer.connectiontype = MS_CONNECTION_TYPE.MS_INLINE;
// add the classObj and styles
classObj classobj;
if (checkBoxKeepStyles.Checked)
{
classobj = layer.getClass(0).clone();
classobj.setExpression(""); // remove expression to have the class shown
// bindings are not supported with sample maps
for (int s = 0; s < classobj.numstyles; s++)
{
StyleBindingController.RemoveAllBindings(classobj.getStyle(s));
}
for (int l = 0; l < classobj.numlabels; l++)
{
LabelBindingController.RemoveAllBindings(classobj.getLabel(l));
}
newLayer.insertClass(classobj, -1);
}
else
{
classobj = new classObj(newLayer);
classobj.name = MapUtils.GetClassName(newLayer);
styleObj style = new styleObj(classobj);
style.size = 8; // set default size (#4339)
if (layer.type == MS_LAYER_TYPE.MS_LAYER_POINT)
{
// initialize with the default marker if specified in the symbol file for point symbols
symbolObj symbol;
for (int s = 0; s < map.symbolset.numsymbols; s++)
{
symbol = map.symbolset.getSymbol(s);
if (symbol.name == "default-marker")
{
style.symbol = s;
style.symbolname = "default-marker";
break;
}
}
}
MapUtils.SetDefaultColor(layer.type, style);
}
// calculate breaks
int classes = (int)numericUpDownClasses.Value;
double[] breaks = null;
if (comboBoxMode.SelectedIndex == 0)
{
breaks = CalculateEqualInterval(classes, index);
}
if (breaks == null)
{
return(null);
}
for (int i = 0; i < classes; i++)
{
double percent = ((double)(i + 1)) / classes * 100;
// creating the corresponding class object
if (i > 0)
{
classobj = classobj.clone();
// bindings are not supported with sample maps
for (int s = 0; s < classobj.numstyles; s++)
{
StyleBindingController.RemoveAllBindings(classobj.getStyle(s));
}
for (int l = 0; l < classobj.numlabels; l++)
{
LabelBindingController.RemoveAllBindings(classobj.getLabel(l));
}
newLayer.insertClass(classobj, -1);
}
classobj.name = breaks[i].ToString(ni) + " - " + breaks[i + 1].ToString(ni);
classobj.setExpression("(([" + comboBoxColumns.SelectedItem + "] >= "
+ breaks[i].ToString(ni) + ") && ([" + comboBoxColumns.SelectedItem + "] <= "
+ breaks[i + 1].ToString(ni) + "))");
for (int j = 0; j < classobj.numstyles; j++)
{
styleObj style = classobj.getStyle(j);
style.color = colorRampPickerColor.GetMapColorAtValue(percent);
style.outlinecolor = colorRampPickerOutlineColor.GetMapColorAtValue(percent);
style.backgroundcolor = colorRampPickerBackgroundColor.GetMapColorAtValue(percent);
if (checkBoxFirstOnly.Checked)
{
break;
}
}
}
return(new MapObjectHolder(newLayer, new MapObjectHolder(newMap, null)));
}
/// <summary>
/// Export a legend image with specific requirements (bug 1015)
/// </summary>
/// <param name="map">The map object</param>
/// <param name="width">The desired legend width</param>
/// <param name="height">The desired legend height</param>
/// <returns></returns>
public static byte[] ExportLegend(mapObj map)
{
int width = 10;
int height = 10;
Bitmap bmp = null;
Graphics g = null;
for (int phase = 0; phase < 2; phase++)
{
if (phase == 0)
{
bmp = new Bitmap(100, 100, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
}
else
{
bmp = new Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
}
g = Graphics.FromImage(bmp);
Stack groupPositions = new Stack(); // for storing the group text positions
Font legendFont = new Font("MS Sans Sherif", 8); // set default font
g.Clear(Color.White); // clear the background
int xPos = 5; // padding
int yPos = 5;
int xOffset = 24; // legend indent in pixels
int yOffset = 18; // item height in pixels
// force the recalculation of the current scale
map.setExtent(map.extent.minx, map.extent.miny, map.extent.maxx, map.extent.maxy);
// start drawing the legend in reverse layer order
using (intarray ar = map.getLayersDrawingOrder())
{
for (int i = map.numlayers - 1; i >= 0; i--)
{
layerObj layer = map.getLayer(ar.getitem(i));
if (layer.name == "__embed__scalebar" || layer.name == "__embed__legend" ||
layer.status == mapscript.MS_OFF || layer.name.StartsWith("~"))
{
continue;
}
if (map.scaledenom > 0)
{
if (layer.maxscaledenom > 0 && map.scaledenom > layer.maxscaledenom)
{
continue;
}
if (layer.minscaledenom > 0 && map.scaledenom <= layer.minscaledenom)
{
continue;
}
}
if (layer.maxscaledenom <= 0 && layer.minscaledenom <= 0)
{
if (layer.maxgeowidth > 0 && ((map.extent.maxx - map.extent.minx) > layer.maxgeowidth))
{
continue;
}
if (layer.mingeowidth > 0 && ((map.extent.maxx - map.extent.minx) < layer.mingeowidth))
{
continue;
}
}
// draw raster or WMS layers
if (layer.type == MS_LAYER_TYPE.MS_LAYER_RASTER)
{
if (phase == 1)
{
g.DrawIcon(global::MapLibrary.Properties.Resources.raster, xPos, yPos);
g.DrawString(layer.name, legendFont, Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
yPos += yOffset;
continue;
}
int numClasses = 0;
Image legendImage = null;
string legendText = null;
for (int j = 0; j < layer.numclasses; j++)
{
classObj layerclass = layer.getClass(j);
if (layerclass.name == "EntireSelection" || layerclass.name == "CurrentSelection")
{
continue;
}
if (layerclass.status == mapscript.MS_OFF)
{
continue;
}
if (map.scaledenom > 0)
{ /* verify class scale here */
if (layerclass.maxscaledenom > 0 && (map.scaledenom > layerclass.maxscaledenom))
{
continue;
}
if (layerclass.minscaledenom > 0 && (map.scaledenom <= layerclass.minscaledenom))
{
continue;
}
}
if (numClasses == 1)
{
// draw subclasses
xPos += xOffset;
if (phase == 1)
{
// drawing the first class item (same as the layer)
g.DrawImage(legendImage, xPos, yPos);
g.DrawString(legendText, legendFont,
Brushes.Black, xPos + 30, yPos + 2);
}
SizeF size = g.MeasureString(legendText, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
yPos += yOffset;
}
++numClasses; // number of visible classes
// creating the treeicons
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image = def_class.createLegendIcon(map, layer, 30, 20))
{
// drawing the class icons
layerclass.drawLegendIcon(map, layer, 20, 10, image, 5, 5);
byte[] img = image.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
legendImage = Image.FromStream(ms);
legendText = layerclass.name;
if (phase == 1)
{
g.DrawImage(legendImage, xPos, yPos);
}
if (numClasses > 1)
{
// draw the class item
if (phase == 1)
{
g.DrawString(layerclass.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
}
SizeF size = g.MeasureString(layerclass.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
}
else
{
// draw the layer item
if (phase == 1)
{
g.DrawString(layer.name, legendFont,
Brushes.Black, xPos + 30, yPos + 3);
}
SizeF size = g.MeasureString(layer.name, legendFont);
if (xPos + 30 + size.Width + 5 > width)
{
width = Convert.ToInt32(xPos + 30 + size.Width + 5);
}
if (string.Compare(layer.styleitem, "AUTO", true) == 0)
{
yPos += yOffset;
break;
}
}
}
}
}
yPos += yOffset;
}
if (numClasses > 1)
{
xPos -= xOffset;
}
}
}
height = yPos + 5;
}
g.Flush();
MemoryStream ms2 = new MemoryStream();
bmp.Save(ms2, System.Drawing.Imaging.ImageFormat.Png);
return(ms2.ToArray());
}
private void AddLayerClassNode(layerObj layer, TreeNode layernode)
{
if ((layer == null) || (layernode == null)) return;
int iClassCount = layer.numclasses;
for (int i = 0; i < iClassCount; i++)
{
classObj pClass = layer.getClass(i);
imageObj pSymbolImage = pClass.createLegendIcon(m_pMap, layer, 16, 16);
byte[] buffer = pSymbolImage.getBytes();
System.IO.MemoryStream ms = new System.IO.MemoryStream();
ms.Write(buffer, 0, buffer.Length);
imageListLeg.Images.Add(Image.FromStream(ms));
ms.Dispose();
pSymbolImage.Dispose();
int iIndex = imageListLeg.Images.Count - 1;
TreeNode subNode2 = new TreeNode("", iIndex, iIndex);
layernode.Nodes.Add(subNode2);
}
}
