/// <summary>
/// Update the list item according to a modified style
/// </summary>
/// <param name="index">the index of the lit item</param>
/// <param name="style">the style object</param>
private void UpdateStyleInList(int index)
{
layerObj layer;
if (target.GetParent().GetType() == typeof(scalebarObj))
{
layer = new layerObj(null);
}
else
{
layer = target.GetParent().GetParent();
}
ListViewItem item = listViewStyles.Items[index];
styleObj style = (styleObj)item.Tag;
classObj styleclass = new classObj(null);
styleclass.insertStyle(style, -1);
// creating the list icon
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image2 = def_class.createLegendIcon(map, layer, 30, 20))
{
MS_LAYER_TYPE type = layer.type;
try
{
// modify the layer type in certain cases for drawing correct images
string geomtransform = style.getGeomTransform().ToLower();
if (geomtransform != null)
{
if (geomtransform.Contains("labelpoly"))
{
layer.type = MS_LAYER_TYPE.MS_LAYER_POLYGON;
}
else if (geomtransform.Contains("labelpnt"))
{
layer.type = MS_LAYER_TYPE.MS_LAYER_POINT;
}
}
styleclass.drawLegendIcon(map, layer, 20, 10, image2, 5, 5);
}
finally
{
layer.type = type;
}
byte[] img = image2.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
imageList.Images[item.ImageIndex] = Image.FromStream(ms);
}
item.SubItems[1].Text = style.size.ToString();
item.SubItems[2].Text = style.width.ToString();
item.SubItems[3].Text = style.symbolname;
}
}
}
/// <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>
/// Adding a new style to the list
/// </summary>
/// <param name="style">the style to add</param>
private void AddStyleToList(styleObj style)
{
layerObj layer;
if (target.GetParent().GetType() == typeof(scalebarObj))
layer = new layerObj(null);
else
layer = target.GetParent().GetParent();
classObj styleclass = new classObj(null);
styleclass.insertStyle(style, -1);
// creating the list icon
using (classObj def_class = new classObj(null)) // for drawing legend images
{
using (imageObj image2 = def_class.createLegendIcon(map, layer, 30, 20))
{
MS_LAYER_TYPE type = layer.type;
try
{
// modify the layer type in certain cases for drawing correct images
string geomtransform = style.getGeomTransform().ToLower();
if (geomtransform != null)
{
if (geomtransform.Contains("labelpoly"))
layer.type = MS_LAYER_TYPE.MS_LAYER_POLYGON;
else if (geomtransform.Contains("labelpnt"))
layer.type = MS_LAYER_TYPE.MS_LAYER_POINT;
}
styleclass.drawLegendIcon(map, layer, 20, 10, image2, 5, 5);
}
finally
{
layer.type = type;
}
byte[] img = image2.getBytes();
using (MemoryStream ms = new MemoryStream(img))
{
imageList.Images.Add(Image.FromStream(ms));
}
ListViewItem item = new ListViewItem(
new string[] { "", style.size.ToString(), style.width.ToString(), style.symbolname });
item.ImageIndex = imageList.Images.Count - 1;
item.Tag = style;
listViewStyles.Items.Add(item);
}
}
}
